90 files changed, 9041 insertions, 7356 deletions
diff --git a/progs/demos/.gitignore b/progs/demos/.gitignore
index ab836eb834..5dd974b63d 100644
--- a/progs/demos/.gitignore
+++ b/progs/demos/.gitignore
@@ -1,4 +1,3 @@
-.cvsignore
 arbfplight
 arbfslight
 arbocclude
@@ -6,9 +5,12 @@ bounce
 clearspd
 copypix
 cubemap
+dinoshade
 drawpix
 engine
 extfuncs.h
+fbo_firecube
+fbotexture
 fire
 fogcoord
 fplight
@@ -27,11 +29,9 @@ isosurf
 lodbias
 morph3d
 multiarb
-occlude
-osdemo
 paltex
-pixeltex
 pointblast
+projtex
 rain
 ray
 readpix
@@ -54,10 +54,13 @@ texcyl
 texdown
 texenv
 texobj
+textures
 trackball.c
 trackball.h
 trispd
 tunnel
 tunnel2
 vao_demo
+Windows
 winpos
+*.rgb
diff --git a/progs/demos/Makefile b/progs/demos/Makefile
index 81d9ebed86..65fdbaaad8 100644
--- a/progs/demos/Makefile
+++ b/progs/demos/Makefile
@@ -5,16 +5,10 @@ include $(TOP)/configs/current
 
 INCDIR = $(TOP)/include
 
-OSMESA_LIBS = -L$(TOP)/$(LIB_DIR) -lglut -lOSMesa -lGLU -lGL $(APP_LIB_DEPS)
-
-OSMESA16_LIBS = -L$(TOP)/$(LIB_DIR) -lglut -lOSMesa16 -lGLU -lGL $(APP_LIB_DEPS)
-
-OSMESA32_LIBS = -L$(TOP)/$(LIB_DIR) -lglut -lOSMesa32 -lGLU -lGL $(APP_LIB_DEPS)
-
 LIB_DEP = $(TOP)/$(LIB_DIR)/$(GL_LIB_NAME) $(TOP)/$(LIB_DIR)/$(GLU_LIB_NAME) \
 	$(TOP)/$(LIB_DIR)/$(GLUT_LIB_NAME)
 
-LIBS = -L$(TOP)/$(LIB_DIR) -l$(GLUT_LIB) -l$(GLU_LIB) -l$(GL_LIB) \
+LIBS = -L$(TOP)/$(LIB_DIR) -l$(GLUT_LIB) -l$(GLEW_LIB) -l$(GLU_LIB) -l$(GL_LIB) \
 	$(APP_LIB_DEPS)
 
 PROGS = \
@@ -25,9 +19,11 @@ PROGS = \
 	clearspd \
 	copypix \
 	cubemap \
+	dinoshade \
 	drawpix \
 	engine \
 	fbo_firecube \
+	fbotexture \
 	fire \
 	fogcoord \
 	fplight \
@@ -38,9 +34,7 @@ PROGS = \
 	geartrain \
 	glinfo \
 	gloss \
-	glslnoise \
 	gltestperf \
-	glutfx \
 	isosurf \
 	ipers \
 	lodbias \
@@ -48,6 +42,7 @@ PROGS = \
 	multiarb \
 	paltex \
 	pointblast \
+	projtex \
 	rain \
 	ray \
 	readpix \
@@ -55,7 +50,6 @@ PROGS = \
 	renormal \
 	shadowtex \
 	singlebuffer \
-	streaming_rect \
 	spectex \
 	spriteblast \
 	stex3d \
@@ -63,9 +57,8 @@ PROGS = \
 	terrain \
 	tessdemo \
 	texcyl \
-	texdown \
 	texenv \
-	texobj \
+	textures \
 	trispd \
 	tunnel \
 	tunnel2 \
@@ -81,7 +74,7 @@ PROGS = \
 
 # make executable from .c file:
 .c: $(LIB_DEP) readtex.o
-	$(CC) -I$(INCDIR) $(CFLAGS) $(LDFLAGS) $< readtex.o $(LIBS) -o $@
+	$(APP_CC) -I$(INCDIR) $(CFLAGS) $(LDFLAGS) $< readtex.o $(LIBS) -o $@
 
 
 ##### TARGETS #####
@@ -97,7 +90,7 @@ readtex.h: $(TOP)/progs/util/readtex.h
 	cp $< .
 
 readtex.o: readtex.c readtex.h
-	$(CC) -c -I$(INCDIR) $(CFLAGS) readtex.c
+	$(APP_CC) -c -I$(INCDIR) $(CFLAGS) readtex.c
 
 
 showbuffer.c: $(TOP)/progs/util/showbuffer.c
@@ -107,7 +100,7 @@ showbuffer.h: $(TOP)/progs/util/showbuffer.h
 	cp $< .
 
 showbuffer.o: showbuffer.c showbuffer.h
-	$(CC) -c -I$(INCDIR) $(CFLAGS) showbuffer.c
+	$(APP_CC) -c -I$(INCDIR) $(CFLAGS) showbuffer.c
 
 
 trackball.c: $(TOP)/progs/util/trackball.c
@@ -117,7 +110,7 @@ trackball.h: $(TOP)/progs/util/trackball.h
 	cp $< .
 
 trackball.o: trackball.c trackball.h
-	$(CC) -c -I$(INCDIR) $(CFLAGS) trackball.c
+	$(APP_CC) -c -I$(INCDIR) $(CFLAGS) trackball.c
 
 
 extfuncs.h:  $(TOP)/progs/util/extfuncs.h
@@ -125,38 +118,45 @@ extfuncs.h:  $(TOP)/progs/util/extfuncs.h
 
 
 reflect: reflect.o showbuffer.o readtex.o
-	$(CC) $(CFLAGS) $(LDFLAGS) reflect.o showbuffer.o readtex.o $(LIBS) -o $@
+	$(APP_CC) $(CFLAGS) $(LDFLAGS) reflect.o showbuffer.o readtex.o $(LIBS) -o $@
 
 reflect.o: reflect.c showbuffer.h
-	$(CC) -c -I$(INCDIR) $(CFLAGS) reflect.c
+	$(APP_CC) -c -I$(INCDIR) $(CFLAGS) reflect.c
 
 
 shadowtex: shadowtex.o showbuffer.o
-	$(CC) $(CFLAGS) $(LDFLAGS) shadowtex.o showbuffer.o $(LIBS) -o $@
+	$(APP_CC) $(CFLAGS) $(LDFLAGS) shadowtex.o showbuffer.o $(LIBS) -o $@
 
 shadowtex.o: shadowtex.c showbuffer.h
-	$(CC) -c -I$(INCDIR) $(CFLAGS) shadowtex.c
+	$(APP_CC) -c -I$(INCDIR) $(CFLAGS) shadowtex.c
 
 
 gloss: gloss.o trackball.o readtex.o
-	$(CC) $(CFLAGS) $(LDFLAGS) gloss.o trackball.o readtex.o $(LIBS) -o $@
+	$(APP_CC) $(CFLAGS) $(LDFLAGS) gloss.o trackball.o readtex.o $(LIBS) -o $@
 
 gloss.o: gloss.c trackball.h
-	$(CC) -c -I$(INCDIR) $(CFLAGS) gloss.c
+	$(APP_CC) -c -I$(INCDIR) $(CFLAGS) gloss.c
 
 
 engine: engine.o trackball.o readtex.o
-	$(CC) $(CFLAGS) $(LDFLAGS) engine.o trackball.o readtex.o $(LIBS) -o $@
+	$(APP_CC) $(CFLAGS) $(LDFLAGS) engine.o trackball.o readtex.o $(LIBS) -o $@
 
 engine.o: engine.c trackball.h
-	$(CC) -c -I$(INCDIR) $(CFLAGS) engine.c
+	$(APP_CC) -c -I$(INCDIR) $(CFLAGS) engine.c
+
+
+fbotexture: fbotexture.o
+	$(APP_CC) $(CFLAGS) $(LDFLAGS) fbotexture.o $(LIBS) -o $@
+
+fbotexture.o: fbotexture.c extfuncs.h
+	$(APP_CC) -c -I$(INCDIR) $(CFLAGS) fbotexture.c
 
 
 fslight: fslight.o
-	$(CC) $(CFLAGS) $(LDFLAGS) fslight.o $(LIBS) -o $@
+	$(APP_CC) $(CFLAGS) $(LDFLAGS) fslight.o $(LIBS) -o $@
 
 fslight.o: fslight.c extfuncs.h
-	$(CC) -c -I$(INCDIR) $(CFLAGS) fslight.c
+	$(APP_CC) -c -I$(INCDIR) $(CFLAGS) fslight.c
 
 rain: particles.o rain.o readtex.o
 	$(CXX) $(CXXFLAGS) $(LDFLAGS) $^ $(LIBS) -o $@
diff --git a/progs/demos/SConscript b/progs/demos/SConscript
new file mode 100644
index 0000000000..f851870bcf
--- /dev/null
+++ b/progs/demos/SConscript
@@ -0,0 +1,87 @@
+Import('*')
+
+if not env['GLUT']:
+    Return()
+
+env = env.Clone()
+
+env.Prepend(CPPPATH = [
+	'../util',
+])
+
+env.Prepend(LIBS = [
+	util,
+	'$GLUT_LIB'
+])
+
+if env['platform'] == 'windows':
+    env.Append(CPPDEFINES = ['NOMINMAX'])
+    env.Prepend(LIBS = ['winmm'])
+
+progs = [
+	'arbfplight',
+	'arbfslight',
+	'arbocclude',
+	'bounce',
+	'clearspd',
+	'copypix',
+	'cubemap',
+	'drawpix',
+	'engine',
+	'fbo_firecube',
+	'fire',
+	'fogcoord',
+	'fplight',
+	'fslight',
+	'gamma',
+	'gearbox',
+	'gears',
+	'geartrain',
+	'glinfo',
+	'gloss',
+	'gltestperf',
+	'ipers',
+	'isosurf',
+	'lodbias',
+	'morph3d',
+	'multiarb',
+	'paltex',
+	'pointblast',
+	'ray',
+	'readpix',
+	'reflect',
+	'renormal',
+	'shadowtex',
+	'singlebuffer',
+	'spectex',
+	'spriteblast',
+	'stex3d',
+	'teapot',
+	'terrain',
+	'tessdemo',
+	'texcyl',
+	'texenv',
+	'textures',
+	'trispd',
+	'tunnel',
+	'tunnel2',
+	'vao_demo',
+	'winpos',
+        'dinoshade',
+        'fbotexture',
+        'projtex',
+]
+
+for prog in progs:
+    env.Program(
+        target = prog,
+        source = prog + '.c',
+    )
+    
+env.Program(
+    target = 'rain',
+    source = [
+        'rain.cxx',
+        'particles.cxx',
+    ]
+)
diff --git a/progs/demos/Windows/all.dsp b/progs/demos/Windows/all.dsp
index b47283c588..5c9b3450da 100644
--- a/progs/demos/Windows/all.dsp
+++ b/progs/demos/Windows/all.dsp
@@ -1,101 +1,101 @@
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+
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diff --git a/progs/demos/Windows/bounce.dsp b/progs/demos/Windows/bounce.dsp
index 0510e77d99..ff33ba6e13 100644
--- a/progs/demos/Windows/bounce.dsp
+++ b/progs/demos/Windows/bounce.dsp
@@ -1,112 +1,112 @@
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-# ** DO NOT EDIT **
-
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-!MESSAGE 
-!MESSAGE Possible choices for configuration are:
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diff --git a/progs/demos/Windows/clearspd.dsp b/progs/demos/Windows/clearspd.dsp
index 440c7ae64e..58fadcca2d 100644
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diff --git a/progs/demos/Windows/drawpix.dsp b/progs/demos/Windows/drawpix.dsp
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+!ELSEIF  "$(CFG)" == "drawpix - Win32 Debug"
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diff --git a/progs/demos/Windows/fire.dsp b/progs/demos/Windows/fire.dsp
index f8a536d334..9d046a4c6e 100644
--- a/progs/demos/Windows/fire.dsp
+++ b/progs/demos/Windows/fire.dsp
@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/gears.dsp b/progs/demos/Windows/gears.dsp
index 43a588dc68..2cf6b1a826 100644
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@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/geartrain.dsp b/progs/demos/Windows/geartrain.dsp
index 8dee77de4d..f3e499fea0 100644
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diff --git a/progs/demos/Windows/glinfo.dsp b/progs/demos/Windows/glinfo.dsp
index d9d61eb424..7a2c65a0d1 100644
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diff --git a/progs/demos/Windows/gloss.dsp b/progs/demos/Windows/gloss.dsp
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../gltestperf.exe"
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../gltestperf.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/glutfx.dsp b/progs/demos/Windows/glutfx.dsp
index 90eca930d2..39bc8574af 100644
--- a/progs/demos/Windows/glutfx.dsp
+++ b/progs/demos/Windows/glutfx.dsp
@@ -1,112 +1,112 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../glutfx.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/ipers.dsp b/progs/demos/Windows/ipers.dsp
index 430f1b6258..b5ccb82afb 100644
--- a/progs/demos/Windows/ipers.dsp
+++ b/progs/demos/Windows/ipers.dsp
@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/isosurf.dsp b/progs/demos/Windows/isosurf.dsp
index 1c59d40081..5a112d457b 100644
--- a/progs/demos/Windows/isosurf.dsp
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diff --git a/progs/demos/Windows/loadbias.dsp b/progs/demos/Windows/loadbias.dsp
index ed51960e49..b7cfb5efcb 100644
--- a/progs/demos/Windows/loadbias.dsp
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@@ -1,112 +1,112 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../lodbias.exe"
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+!ELSEIF  "$(CFG)" == "lodbias - Win32 Debug"
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diff --git a/progs/demos/Windows/morph3d.dsp b/progs/demos/Windows/morph3d.dsp
index 247dbf03d7..05f7fea51a 100644
--- a/progs/demos/Windows/morph3d.dsp
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@@ -1,112 +1,112 @@
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diff --git a/progs/demos/Windows/multiarb.dsp b/progs/demos/Windows/multiarb.dsp
index 57c32deb29..ff13579a41 100644
--- a/progs/demos/Windows/multiarb.dsp
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@@ -1,112 +1,112 @@
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+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /machine:I386
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../multiarb.exe"
+# Begin Special Build Tool
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+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ELSEIF  "$(CFG)" == "multiarb - Win32 Debug"
+
+# PROP BASE Use_MFC 0
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+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../util" /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
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+# ADD RSC /l 0x409 /d "_DEBUG"
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+# ADD BASE BSC32 /nologo
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+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../multiarb.exe" /pdbtype:sept
+# Begin Special Build Tool
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+# Begin Target
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+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
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diff --git a/progs/demos/Windows/occlude.dsp b/progs/demos/Windows/occlude.dsp
index ca4afa579e..98723303d9 100644
--- a/progs/demos/Windows/occlude.dsp
+++ b/progs/demos/Windows/occlude.dsp
@@ -1,112 +1,112 @@
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+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
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+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=occlude - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE 
+!MESSAGE NMAKE /f "occlude.mak".
+!MESSAGE 
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE 
+!MESSAGE NMAKE /f "occlude.mak" CFG="occlude - Win32 Debug"
+!MESSAGE 
+!MESSAGE Possible choices for configuration are:
+!MESSAGE 
+!MESSAGE "occlude - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "occlude - Win32 Debug" (based on "Win32 (x86) Console Application")
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+# Begin Project
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+!IF  "$(CFG)" == "occlude - Win32 Release"
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../occlude.exe"
+# Begin Special Build Tool
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+# End Special Build Tool
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+!ELSEIF  "$(CFG)" == "occlude - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../occlude.exe" /pdbtype:sept
+# Begin Special Build Tool
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+!ENDIF 
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+# Begin Target
+
+# Name "occlude - Win32 Release"
+# Name "occlude - Win32 Debug"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
+
+SOURCE=..\occlude.c
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+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
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diff --git a/progs/demos/Windows/osdemo.dsp b/progs/demos/Windows/osdemo.dsp
index ccaa6d2b42..2d1d437f71 100644
--- a/progs/demos/Windows/osdemo.dsp
+++ b/progs/demos/Windows/osdemo.dsp
@@ -1,112 +1,112 @@
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-# TARGTYPE "Win32 (x86) Console Application" 0x0103
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+# TARGTYPE "Win32 (x86) Console Application" 0x0103
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+!MESSAGE Possible choices for configuration are:
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB ../../../lib/OSMESA32.LIB /nologo /subsystem:console /machine:I386 /out:"../osdemo.exe"
+# Begin Special Build Tool
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+!ELSEIF  "$(CFG)" == "osdemo - Win32 Debug"
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+# PROP BASE Use_MFC 0
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB ../../../lib/OSMESA32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../osdemo.exe" /pdbtype:sept
+# Begin Special Build Tool
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diff --git a/progs/demos/Windows/paltex.dsp b/progs/demos/Windows/paltex.dsp
index efc6384211..6f43ff97cd 100644
--- a/progs/demos/Windows/paltex.dsp
+++ b/progs/demos/Windows/paltex.dsp
@@ -1,112 +1,112 @@
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+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
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+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=paltex - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE 
+!MESSAGE NMAKE /f "paltex.mak".
+!MESSAGE 
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
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+!MESSAGE "paltex - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "paltex - Win32 Debug" (based on "Win32 (x86) Console Application")
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+# Begin Project
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+!IF  "$(CFG)" == "paltex - Win32 Release"
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../paltex.exe"
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+!ELSEIF  "$(CFG)" == "paltex - Win32 Debug"
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+# PROP BASE Use_MFC 0
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../paltex.exe" /pdbtype:sept
+# Begin Special Build Tool
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+# Begin Target
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+# Name "paltex - Win32 Release"
+# Name "paltex - Win32 Debug"
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+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
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+SOURCE=..\paltex.c
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diff --git a/progs/demos/Windows/pixeltex.dsp b/progs/demos/Windows/pixeltex.dsp
index d09f9f312c..d6e66c821a 100644
--- a/progs/demos/Windows/pixeltex.dsp
+++ b/progs/demos/Windows/pixeltex.dsp
@@ -1,112 +1,112 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../pixeltex.exe"
+# Begin Special Build Tool
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+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
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+!ELSEIF  "$(CFG)" == "pixeltex - Win32 Debug"
+
+# PROP BASE Use_MFC 0
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+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../util" /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD BASE RSC /l 0x409 /d "_DEBUG"
+# ADD RSC /l 0x409 /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../pixeltex.exe" /pdbtype:sept
+# Begin Special Build Tool
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+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
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+!ENDIF 
+
+# Begin Target
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+# Name "pixeltex - Win32 Release"
+# Name "pixeltex - Win32 Debug"
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+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
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+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
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diff --git a/progs/demos/Windows/pointblast.dsp b/progs/demos/Windows/pointblast.dsp
index 7be695839f..0c6f26ca02 100644
--- a/progs/demos/Windows/pointblast.dsp
+++ b/progs/demos/Windows/pointblast.dsp
@@ -1,112 +1,112 @@
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-# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../pointblast.exe" /pdbtype:sept
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-# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
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+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
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+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=pointblast - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE 
+!MESSAGE NMAKE /f "pointblast.mak".
+!MESSAGE 
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE 
+!MESSAGE NMAKE /f "pointblast.mak" CFG="pointblast - Win32 Debug"
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+!MESSAGE Possible choices for configuration are:
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+!MESSAGE "pointblast - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "pointblast - Win32 Debug" (based on "Win32 (x86) Console Application")
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+
+# Begin Project
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+!IF  "$(CFG)" == "pointblast - Win32 Release"
+
+# PROP BASE Use_MFC 0
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+# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../pointblast.exe"
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+# End Special Build Tool
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+!ELSEIF  "$(CFG)" == "pointblast - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
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+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../pointblast.exe" /pdbtype:sept
+# Begin Special Build Tool
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+!ENDIF 
+
+# Begin Target
+
+# Name "pointblast - Win32 Release"
+# Name "pointblast - Win32 Debug"
+# Begin Group "Source Files"
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+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
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+
+SOURCE=..\pointblast.c
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+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
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diff --git a/progs/demos/Windows/rain.dsp b/progs/demos/Windows/rain.dsp
index 7e380e66aa..63102f13a5 100644
--- a/progs/demos/Windows/rain.dsp
+++ b/progs/demos/Windows/rain.dsp
@@ -1,112 +1,112 @@
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-# Microsoft Developer Studio Generated Build File, Format Version 6.00
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-# TARGTYPE "Win32 (x86) Console Application" 0x0103
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-!MESSAGE This is not a valid makefile. To build this project using NMAKE,
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../rain.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/ray.dsp b/progs/demos/Windows/ray.dsp
index dfa26e7755..425d4eb258 100644
--- a/progs/demos/Windows/ray.dsp
+++ b/progs/demos/Windows/ray.dsp
@@ -1,112 +1,112 @@
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+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../ray.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/readpix.dsp b/progs/demos/Windows/readpix.dsp
index 8097d10625..ca0b30b604 100644
--- a/progs/demos/Windows/readpix.dsp
+++ b/progs/demos/Windows/readpix.dsp
@@ -1,112 +1,112 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../readpix.exe"
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../readpix.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/reflect.dsp b/progs/demos/Windows/reflect.dsp
index fa09700afe..74f411a47e 100644
--- a/progs/demos/Windows/reflect.dsp
+++ b/progs/demos/Windows/reflect.dsp
@@ -1,112 +1,112 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../reflect.exe" /pdbtype:sept
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diff --git a/progs/demos/Windows/renormal.dsp b/progs/demos/Windows/renormal.dsp
index 4d72e88d8e..e0059002b3 100644
--- a/progs/demos/Windows/renormal.dsp
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@@ -1,112 +1,112 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../renormal.exe"
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+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD BASE RSC /l 0x409 /d "_DEBUG"
+# ADD RSC /l 0x409 /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../renormal.exe" /pdbtype:sept
+# Begin Special Build Tool
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+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
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+!ENDIF 
+
+# Begin Target
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+# Name "renormal - Win32 Release"
+# Name "renormal - Win32 Debug"
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+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
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diff --git a/progs/demos/Windows/shadowtex.dsp b/progs/demos/Windows/shadowtex.dsp
index 419ec24138..2618431ae1 100644
--- a/progs/demos/Windows/shadowtex.dsp
+++ b/progs/demos/Windows/shadowtex.dsp
@@ -1,112 +1,112 @@
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-# TARGTYPE "Win32 (x86) Console Application" 0x0103
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-# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../shadowtex.exe" /pdbtype:sept
-# Begin Special Build Tool
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-# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
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+# Microsoft Developer Studio Project File - Name="shadowtex" - Package Owner=<4>
+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
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+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=shadowtex - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE 
+!MESSAGE NMAKE /f "shadowtex.mak".
+!MESSAGE 
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE 
+!MESSAGE NMAKE /f "shadowtex.mak" CFG="bounce - Win32 Debug"
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+!MESSAGE Possible choices for configuration are:
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+!MESSAGE "shadowtex - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "shadowtex - Win32 Debug" (based on "Win32 (x86) Console Application")
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+# Begin Project
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+!IF  "$(CFG)" == "shadowtex - Win32 Release"
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+# PROP BASE Use_MFC 0
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+# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../shadowtex.exe"
+# Begin Special Build Tool
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+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
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+!ELSEIF  "$(CFG)" == "shadowtex - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
+# PROP BASE Output_Dir "Debug"
+# PROP BASE Intermediate_Dir "Debug"
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+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
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+# ADD BASE BSC32 /nologo
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+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../shadowtex.exe" /pdbtype:sept
+# Begin Special Build Tool
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+!ENDIF 
+
+# Begin Target
+
+# Name "shadowtex - Win32 Release"
+# Name "shadowtex - Win32 Debug"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
+
+SOURCE=..\shadowtex.c
+# End Source File
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+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
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diff --git a/progs/demos/Windows/spectex.dsp b/progs/demos/Windows/spectex.dsp
index d1960b3d13..9d385b2dc7 100644
--- a/progs/demos/Windows/spectex.dsp
+++ b/progs/demos/Windows/spectex.dsp
@@ -1,112 +1,112 @@
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-# Microsoft Developer Studio Generated Build File, Format Version 6.00
-# ** DO NOT EDIT **
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-# TARGTYPE "Win32 (x86) Console Application" 0x0103
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-CFG=spectex - Win32 Debug
-!MESSAGE This is not a valid makefile. To build this project using NMAKE,
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-!MESSAGE Possible choices for configuration are:
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../spectex.exe"
+# Begin Special Build Tool
+SOURCE="$(InputPath)"
+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ELSEIF  "$(CFG)" == "spectex - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
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+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD BASE RSC /l 0x409 /d "_DEBUG"
+# ADD RSC /l 0x409 /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../spectex.exe" /pdbtype:sept
+# Begin Special Build Tool
+SOURCE="$(InputPath)"
+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ENDIF 
+
+# Begin Target
+
+# Name "spectex - Win32 Release"
+# Name "spectex - Win32 Debug"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
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+SOURCE=..\spectex.c
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+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+
+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
+# End Target
+# End Project
diff --git a/progs/demos/Windows/spriteblast.dsp b/progs/demos/Windows/spriteblast.dsp
index 8a02ed50d3..0a8ea1af5b 100644
--- a/progs/demos/Windows/spriteblast.dsp
+++ b/progs/demos/Windows/spriteblast.dsp
@@ -1,112 +1,112 @@
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-# Microsoft Developer Studio Generated Build File, Format Version 6.00
-# ** DO NOT EDIT **
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-# TARGTYPE "Win32 (x86) Console Application" 0x0103
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-CFG=spriteblast - Win32 Debug
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-# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../spriteblast.exe"
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-# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../spriteblast.exe" /pdbtype:sept
-# Begin Special Build Tool
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-# Begin Target
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-# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
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+# Microsoft Developer Studio Project File - Name="spriteblast" - Package Owner=<4>
+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
+
+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=spriteblast - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE 
+!MESSAGE NMAKE /f "spriteblast.mak".
+!MESSAGE 
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE 
+!MESSAGE NMAKE /f "spriteblast.mak" CFG="bounce - Win32 Debug"
+!MESSAGE 
+!MESSAGE Possible choices for configuration are:
+!MESSAGE 
+!MESSAGE "spriteblast - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "spriteblast - Win32 Debug" (based on "Win32 (x86) Console Application")
+!MESSAGE 
+
+# Begin Project
+# PROP AllowPerConfigDependencies 0
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+CPP=cl.exe
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+!IF  "$(CFG)" == "spriteblast - Win32 Release"
+
+# PROP BASE Use_MFC 0
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+# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD CPP /nologo /W3 /GX /O2 /I "../../../include" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD BASE RSC /l 0x409 /d "NDEBUG"
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+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../spriteblast.exe"
+# Begin Special Build Tool
+SOURCE="$(InputPath)"
+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ELSEIF  "$(CFG)" == "spriteblast - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
+# PROP BASE Output_Dir "Debug"
+# PROP BASE Intermediate_Dir "Debug"
+# PROP BASE Target_Dir ""
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+# PROP Intermediate_Dir "Debug"
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+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD BASE RSC /l 0x409 /d "_DEBUG"
+# ADD RSC /l 0x409 /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
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+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../spriteblast.exe" /pdbtype:sept
+# Begin Special Build Tool
+SOURCE="$(InputPath)"
+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ENDIF 
+
+# Begin Target
+
+# Name "spriteblast - Win32 Release"
+# Name "spriteblast - Win32 Debug"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
+
+SOURCE=..\spriteblast.c
+# End Source File
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+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+
+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
+# End Target
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diff --git a/progs/demos/Windows/stex3d.dsp b/progs/demos/Windows/stex3d.dsp
index 7c112d62ca..5d8c93b9e4 100644
--- a/progs/demos/Windows/stex3d.dsp
+++ b/progs/demos/Windows/stex3d.dsp
@@ -1,112 +1,112 @@
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-# Microsoft Developer Studio Generated Build File, Format Version 6.00
-# ** DO NOT EDIT **
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-# TARGTYPE "Win32 (x86) Console Application" 0x0103
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-CFG=stex3d - Win32 Debug
-!MESSAGE This is not a valid makefile. To build this project using NMAKE,
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../stex3d.exe"
+# Begin Special Build Tool
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+# End Special Build Tool
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+!ELSEIF  "$(CFG)" == "stex3d - Win32 Debug"
+
+# PROP BASE Use_MFC 0
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+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
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+# ADD RSC /l 0x409 /d "_DEBUG"
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+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../stex3d.exe" /pdbtype:sept
+# Begin Special Build Tool
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+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
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+!ENDIF 
+
+# Begin Target
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+# Name "stex3d - Win32 Release"
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+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
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+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
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diff --git a/progs/demos/Windows/teapot.dsp b/progs/demos/Windows/teapot.dsp
index 3260e635a4..63cea20504 100644
--- a/progs/demos/Windows/teapot.dsp
+++ b/progs/demos/Windows/teapot.dsp
@@ -1,112 +1,112 @@
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-# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../teapot.exe" /pdbtype:sept
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-# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
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+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
+
+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=teapot - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE 
+!MESSAGE NMAKE /f "teapot.mak".
+!MESSAGE 
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
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+!MESSAGE 
+!MESSAGE Possible choices for configuration are:
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+!MESSAGE "teapot - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "teapot - Win32 Debug" (based on "Win32 (x86) Console Application")
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+# Begin Project
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+!IF  "$(CFG)" == "teapot - Win32 Release"
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../teapot.exe"
+# Begin Special Build Tool
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+# End Special Build Tool
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+!ELSEIF  "$(CFG)" == "teapot - Win32 Debug"
+
+# PROP BASE Use_MFC 0
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+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../util" /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
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+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../teapot.exe" /pdbtype:sept
+# Begin Special Build Tool
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+# End Special Build Tool
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+!ENDIF 
+
+# Begin Target
+
+# Name "teapot - Win32 Release"
+# Name "teapot - Win32 Debug"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
+
+SOURCE=..\teapot.c
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+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
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diff --git a/progs/demos/Windows/terrain.dsp b/progs/demos/Windows/terrain.dsp
index 9fe490db81..35c67a5f94 100644
--- a/progs/demos/Windows/terrain.dsp
+++ b/progs/demos/Windows/terrain.dsp
@@ -1,112 +1,112 @@
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-# Microsoft Developer Studio Generated Build File, Format Version 6.00
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-# TARGTYPE "Win32 (x86) Console Application" 0x0103
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-CFG=terrain - Win32 Debug
-!MESSAGE This is not a valid makefile. To build this project using NMAKE,
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../terrain.exe"
+# Begin Special Build Tool
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+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ELSEIF  "$(CFG)" == "terrain - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
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+# PROP Intermediate_Dir "Debug"
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+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD BASE RSC /l 0x409 /d "_DEBUG"
+# ADD RSC /l 0x409 /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../terrain.exe" /pdbtype:sept
+# Begin Special Build Tool
+SOURCE="$(InputPath)"
+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ENDIF 
+
+# Begin Target
+
+# Name "terrain - Win32 Release"
+# Name "terrain - Win32 Debug"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
+
+SOURCE=..\terrain.c
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+# Begin Group "Header Files"
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+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+# Begin Group "Resource Files"
+
+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
+# End Target
+# End Project
diff --git a/progs/demos/Windows/tessdemo.dsp b/progs/demos/Windows/tessdemo.dsp
index 61345c79e6..62815ea8ac 100644
--- a/progs/demos/Windows/tessdemo.dsp
+++ b/progs/demos/Windows/tessdemo.dsp
@@ -1,112 +1,112 @@
-# Microsoft Developer Studio Project File - Name="tessdemo" - Package Owner=<4>
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-# ** DO NOT EDIT **
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-# TARGTYPE "Win32 (x86) Console Application" 0x0103
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-!IF  "$(CFG)" == "tessdemo - Win32 Release"
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-# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../tessdemo.exe"
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-# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../tessdemo.exe" /pdbtype:sept
-# Begin Special Build Tool
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-# Begin Target
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-# Name "tessdemo - Win32 Release"
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-# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
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-# PROP Default_Filter "h;hpp;hxx;hm;inl"
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-# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
-# End Group
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+# Microsoft Developer Studio Project File - Name="tessdemo" - Package Owner=<4>
+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
+
+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=tessdemo - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE 
+!MESSAGE NMAKE /f "tessdemo.mak".
+!MESSAGE 
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE 
+!MESSAGE NMAKE /f "tessdemo.mak" CFG="bounce - Win32 Debug"
+!MESSAGE 
+!MESSAGE Possible choices for configuration are:
+!MESSAGE 
+!MESSAGE "tessdemo - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "tessdemo - Win32 Debug" (based on "Win32 (x86) Console Application")
+!MESSAGE 
+
+# Begin Project
+# PROP AllowPerConfigDependencies 0
+# PROP Scc_ProjName ""
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+CPP=cl.exe
+RSC=rc.exe
+
+!IF  "$(CFG)" == "tessdemo - Win32 Release"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir "Release"
+# PROP BASE Intermediate_Dir "Release"
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+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD CPP /nologo /W3 /GX /O2 /I "../../../include" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD BASE RSC /l 0x409 /d "NDEBUG"
+# ADD RSC /l 0x409 /d "NDEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /machine:I386
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../tessdemo.exe"
+# Begin Special Build Tool
+SOURCE="$(InputPath)"
+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ELSEIF  "$(CFG)" == "tessdemo - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
+# PROP BASE Output_Dir "Debug"
+# PROP BASE Intermediate_Dir "Debug"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 1
+# PROP Output_Dir "Debug"
+# PROP Intermediate_Dir "Debug"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD BASE RSC /l 0x409 /d "_DEBUG"
+# ADD RSC /l 0x409 /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../tessdemo.exe" /pdbtype:sept
+# Begin Special Build Tool
+SOURCE="$(InputPath)"
+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ENDIF 
+
+# Begin Target
+
+# Name "tessdemo - Win32 Release"
+# Name "tessdemo - Win32 Debug"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
+
+SOURCE=..\tessdemo.c
+# End Source File
+# End Group
+# Begin Group "Header Files"
+
+# PROP Default_Filter "h;hpp;hxx;hm;inl"
+# End Group
+# Begin Group "Resource Files"
+
+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
+# End Target
+# End Project
diff --git a/progs/demos/Windows/texcyl.dsp b/progs/demos/Windows/texcyl.dsp
index b227e02c29..326a2728eb 100644
--- a/progs/demos/Windows/texcyl.dsp
+++ b/progs/demos/Windows/texcyl.dsp
@@ -1,112 +1,112 @@
-# Microsoft Developer Studio Project File - Name="texcyl" - Package Owner=<4>
-# Microsoft Developer Studio Generated Build File, Format Version 6.00
-# ** DO NOT EDIT **
-
-# TARGTYPE "Win32 (x86) Console Application" 0x0103
-
-CFG=texcyl - Win32 Debug
-!MESSAGE This is not a valid makefile. To build this project using NMAKE,
-!MESSAGE use the Export Makefile command and run
-!MESSAGE 
-!MESSAGE NMAKE /f "texcyl.mak".
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-!MESSAGE You can specify a configuration when running NMAKE
-!MESSAGE by defining the macro CFG on the command line. For example:
-!MESSAGE 
-!MESSAGE NMAKE /f "texcyl.mak" CFG="gloss - Win32 Debug"
-!MESSAGE 
-!MESSAGE Possible choices for configuration are:
-!MESSAGE 
-!MESSAGE "texcyl - Win32 Release" (based on "Win32 (x86) Console Application")
-!MESSAGE "texcyl - Win32 Debug" (based on "Win32 (x86) Console Application")
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-!IF  "$(CFG)" == "texcyl - Win32 Release"
-
-# PROP BASE Use_MFC 0
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-# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
-# ADD CPP /nologo /W3 /GX /O2 /I "../../util" /I "../../../include" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
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+# Microsoft Developer Studio Project File - Name="texcyl" - Package Owner=<4>
+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
+
+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=texcyl - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
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+!MESSAGE NMAKE /f "texcyl.mak".
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+!MESSAGE by defining the macro CFG on the command line. For example:
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+!MESSAGE NMAKE /f "texcyl.mak" CFG="gloss - Win32 Debug"
+!MESSAGE 
+!MESSAGE Possible choices for configuration are:
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+# Begin Project
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+CPP=cl.exe
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+
+# PROP BASE Use_MFC 0
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+# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
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+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../texcyl.exe"
+# Begin Special Build Tool
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+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
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+!ELSEIF  "$(CFG)" == "texcyl - Win32 Debug"
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+# PROP BASE Use_MFC 0
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+# ADD BASE BSC32 /nologo
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../texcyl.exe" /pdbtype:sept
+# Begin Special Build Tool
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+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
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+!ENDIF 
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+# Begin Target
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+# Name "texcyl - Win32 Release"
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+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
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+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
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diff --git a/progs/demos/Windows/texdown.dsp b/progs/demos/Windows/texdown.dsp
index acea7666af..926e72408b 100644
--- a/progs/demos/Windows/texdown.dsp
+++ b/progs/demos/Windows/texdown.dsp
@@ -1,112 +1,112 @@
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-# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../texdown.exe" /pdbtype:sept
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-# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
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+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
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+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=texdown - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE 
+!MESSAGE NMAKE /f "texdown.mak".
+!MESSAGE 
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE 
+!MESSAGE NMAKE /f "texdown.mak" CFG="bounce - Win32 Debug"
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+!MESSAGE Possible choices for configuration are:
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+!MESSAGE "texdown - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "texdown - Win32 Debug" (based on "Win32 (x86) Console Application")
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+# Begin Project
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+!IF  "$(CFG)" == "texdown - Win32 Release"
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+# PROP BASE Use_MFC 0
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../texdown.exe"
+# Begin Special Build Tool
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+# End Special Build Tool
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+!ELSEIF  "$(CFG)" == "texdown - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
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+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../texdown.exe" /pdbtype:sept
+# Begin Special Build Tool
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+!ENDIF 
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+# Begin Target
+
+# Name "texdown - Win32 Release"
+# Name "texdown - Win32 Debug"
+# Begin Group "Source Files"
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+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
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+
+SOURCE=..\texdown.c
+# End Source File
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+# PROP Default_Filter "h;hpp;hxx;hm;inl"
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+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
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+# End Project
diff --git a/progs/demos/Windows/texenv.dsp b/progs/demos/Windows/texenv.dsp
index 3eb7eecdb7..964c6d207e 100644
--- a/progs/demos/Windows/texenv.dsp
+++ b/progs/demos/Windows/texenv.dsp
@@ -1,112 +1,112 @@
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-# Microsoft Developer Studio Generated Build File, Format Version 6.00
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-# TARGTYPE "Win32 (x86) Console Application" 0x0103
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../texenv.exe"
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../texenv.exe" /pdbtype:sept
+# Begin Special Build Tool
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+# Begin Target
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+# Name "texenv - Win32 Release"
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diff --git a/progs/demos/Windows/texobj.dsp b/progs/demos/Windows/texobj.dsp
index 5db5f2ee79..2a44dffd36 100644
--- a/progs/demos/Windows/texobj.dsp
+++ b/progs/demos/Windows/texobj.dsp
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+# Begin Project
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../texobj.exe" /pdbtype:sept
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+# Name "texobj - Win32 Release"
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diff --git a/progs/demos/Windows/trispd.dsp b/progs/demos/Windows/trispd.dsp
index 7e27cf3d04..2ba95dc634 100644
--- a/progs/demos/Windows/trispd.dsp
+++ b/progs/demos/Windows/trispd.dsp
@@ -1,112 +1,112 @@
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../trispd.exe"
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+# ADD BASE BSC32 /nologo
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+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../trispd.exe" /pdbtype:sept
+# Begin Special Build Tool
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+# Begin Target
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diff --git a/progs/demos/Windows/tunnel.dsp b/progs/demos/Windows/tunnel.dsp
index 965f109c33..218d372866 100644
--- a/progs/demos/Windows/tunnel.dsp
+++ b/progs/demos/Windows/tunnel.dsp
@@ -1,112 +1,112 @@
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+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
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+# TARGTYPE "Win32 (x86) Console Application" 0x0103
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+CFG=tunnel - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
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+# Begin Project
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+!IF  "$(CFG)" == "tunnel - Win32 Release"
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../tunnel.exe"
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+!ELSEIF  "$(CFG)" == "tunnel - Win32 Debug"
+
+# PROP BASE Use_MFC 0
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+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../util" /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
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+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../tunnel.exe" /pdbtype:sept
+# Begin Special Build Tool
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+!ENDIF 
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+# Begin Target
+
+# Name "tunnel - Win32 Release"
+# Name "tunnel - Win32 Debug"
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+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
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diff --git a/progs/demos/Windows/tunnel2.dsp b/progs/demos/Windows/tunnel2.dsp
index 3ae2800a04..bd2b6c07f2 100644
--- a/progs/demos/Windows/tunnel2.dsp
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@@ -1,112 +1,112 @@
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+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
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+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /machine:I386
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../tunnel2.exe"
+# Begin Special Build Tool
+SOURCE="$(InputPath)"
+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ELSEIF  "$(CFG)" == "tunnel2 - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
+# PROP BASE Output_Dir "Debug"
+# PROP BASE Intermediate_Dir "Debug"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 1
+# PROP Output_Dir "Debug"
+# PROP Intermediate_Dir "Debug"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../util" /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD BASE RSC /l 0x409 /d "_DEBUG"
+# ADD RSC /l 0x409 /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../tunnel2.exe" /pdbtype:sept
+# Begin Special Build Tool
+SOURCE="$(InputPath)"
+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ENDIF 
+
+# Begin Target
+
+# Name "tunnel2 - Win32 Release"
+# Name "tunnel2 - Win32 Debug"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
+
+SOURCE=..\tunnel2.c
+# End Source File
+# End Group
+# Begin Group "Header Files"
+
+# PROP Default_Filter "h;hpp;hxx;hm;inl"
+# End Group
+# Begin Group "Resource Files"
+
+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
+# End Target
+# End Project
diff --git a/progs/demos/Windows/winpos.dsp b/progs/demos/Windows/winpos.dsp
index b7b569e640..a388a425e9 100644
--- a/progs/demos/Windows/winpos.dsp
+++ b/progs/demos/Windows/winpos.dsp
@@ -1,112 +1,112 @@
-# Microsoft Developer Studio Project File - Name="winpos" - Package Owner=<4>
-# Microsoft Developer Studio Generated Build File, Format Version 6.00
-# ** DO NOT EDIT **
-
-# TARGTYPE "Win32 (x86) Console Application" 0x0103
-
-CFG=winpos - Win32 Debug
-!MESSAGE This is not a valid makefile. To build this project using NMAKE,
-!MESSAGE use the Export Makefile command and run
-!MESSAGE 
-!MESSAGE NMAKE /f "winpos.mak".
-!MESSAGE 
-!MESSAGE You can specify a configuration when running NMAKE
-!MESSAGE by defining the macro CFG on the command line. For example:
-!MESSAGE 
-!MESSAGE NMAKE /f "winpos.mak" CFG="gloss - Win32 Debug"
-!MESSAGE 
-!MESSAGE Possible choices for configuration are:
-!MESSAGE 
-!MESSAGE "winpos - Win32 Release" (based on "Win32 (x86) Console Application")
-!MESSAGE "winpos - Win32 Debug" (based on "Win32 (x86) Console Application")
-!MESSAGE 
-
-# Begin Project
-# PROP AllowPerConfigDependencies 0
-# PROP Scc_ProjName ""
-# PROP Scc_LocalPath ""
-CPP=cl.exe
-RSC=rc.exe
-
-!IF  "$(CFG)" == "winpos - Win32 Release"
-
-# PROP BASE Use_MFC 0
-# PROP BASE Use_Debug_Libraries 0
-# PROP BASE Output_Dir "Release"
-# PROP BASE Intermediate_Dir "Release"
-# PROP BASE Target_Dir ""
-# PROP Use_MFC 0
-# PROP Use_Debug_Libraries 0
-# PROP Output_Dir "Release"
-# PROP Intermediate_Dir "Release"
-# PROP Ignore_Export_Lib 0
-# PROP Target_Dir ""
-# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
-# ADD CPP /nologo /W3 /GX /O2 /I "../../util" /I "../../../include" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
-# ADD BASE RSC /l 0x409 /d "NDEBUG"
-# ADD RSC /l 0x409 /d "NDEBUG"
-BSC32=bscmake.exe
-# ADD BASE BSC32 /nologo
-# ADD BSC32 /nologo
-LINK32=link.exe
-# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /machine:I386
-# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../winpos.exe"
-# Begin Special Build Tool
-SOURCE="$(InputPath)"
-PostBuild_Desc=Copy DLLs
-PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
-# End Special Build Tool
-
-!ELSEIF  "$(CFG)" == "winpos - Win32 Debug"
-
-# PROP BASE Use_MFC 0
-# PROP BASE Use_Debug_Libraries 1
-# PROP BASE Output_Dir "Debug"
-# PROP BASE Intermediate_Dir "Debug"
-# PROP BASE Target_Dir ""
-# PROP Use_MFC 0
-# PROP Use_Debug_Libraries 1
-# PROP Output_Dir "Debug"
-# PROP Intermediate_Dir "Debug"
-# PROP Ignore_Export_Lib 0
-# PROP Target_Dir ""
-# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
-# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../util" /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
-# ADD BASE RSC /l 0x409 /d "_DEBUG"
-# ADD RSC /l 0x409 /d "_DEBUG"
-BSC32=bscmake.exe
-# ADD BASE BSC32 /nologo
-# ADD BSC32 /nologo
-LINK32=link.exe
-# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
-# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../winpos.exe" /pdbtype:sept
-# Begin Special Build Tool
-SOURCE="$(InputPath)"
-PostBuild_Desc=Copy DLLs
-PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
-# End Special Build Tool
-
-!ENDIF 
-
-# Begin Target
-
-# Name "winpos - Win32 Release"
-# Name "winpos - Win32 Debug"
-# Begin Group "Source Files"
-
-# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
-# Begin Source File
-
-SOURCE=..\winpos.c
-# End Source File
-# End Group
-# Begin Group "Header Files"
-
-# PROP Default_Filter "h;hpp;hxx;hm;inl"
-# End Group
-# Begin Group "Resource Files"
-
-# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
-# End Group
-# End Target
-# End Project
+# Microsoft Developer Studio Project File - Name="winpos" - Package Owner=<4>
+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
+
+# TARGTYPE "Win32 (x86) Console Application" 0x0103
+
+CFG=winpos - Win32 Debug
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE 
+!MESSAGE NMAKE /f "winpos.mak".
+!MESSAGE 
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE 
+!MESSAGE NMAKE /f "winpos.mak" CFG="gloss - Win32 Debug"
+!MESSAGE 
+!MESSAGE Possible choices for configuration are:
+!MESSAGE 
+!MESSAGE "winpos - Win32 Release" (based on "Win32 (x86) Console Application")
+!MESSAGE "winpos - Win32 Debug" (based on "Win32 (x86) Console Application")
+!MESSAGE 
+
+# Begin Project
+# PROP AllowPerConfigDependencies 0
+# PROP Scc_ProjName ""
+# PROP Scc_LocalPath ""
+CPP=cl.exe
+RSC=rc.exe
+
+!IF  "$(CFG)" == "winpos - Win32 Release"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir "Release"
+# PROP BASE Intermediate_Dir "Release"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 0
+# PROP Output_Dir "Release"
+# PROP Intermediate_Dir "Release"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD CPP /nologo /W3 /GX /O2 /I "../../util" /I "../../../include" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
+# ADD BASE RSC /l 0x409 /d "NDEBUG"
+# ADD RSC /l 0x409 /d "NDEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /machine:I386
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /machine:I386 /out:"../winpos.exe"
+# Begin Special Build Tool
+SOURCE="$(InputPath)"
+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ELSEIF  "$(CFG)" == "winpos - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
+# PROP BASE Output_Dir "Debug"
+# PROP BASE Intermediate_Dir "Debug"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 1
+# PROP Output_Dir "Debug"
+# PROP Intermediate_Dir "Debug"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "../../util" /I "../../../include" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
+# ADD BASE RSC /l 0x409 /d "_DEBUG"
+# ADD RSC /l 0x409 /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:console /debug /machine:I386 /pdbtype:sept
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib ../../../lib/GLUT32.LIB ../../../lib/GLU32.LIB ../../../lib/OPENGL32.LIB /nologo /subsystem:console /debug /machine:I386 /out:"../winpos.exe" /pdbtype:sept
+# Begin Special Build Tool
+SOURCE="$(InputPath)"
+PostBuild_Desc=Copy DLLs
+PostBuild_Cmds=copy ..\..\..\lib\*.dll ..
+# End Special Build Tool
+
+!ENDIF 
+
+# Begin Target
+
+# Name "winpos - Win32 Release"
+# Name "winpos - Win32 Debug"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
+# Begin Source File
+
+SOURCE=..\winpos.c
+# End Source File
+# End Group
+# Begin Group "Header Files"
+
+# PROP Default_Filter "h;hpp;hxx;hm;inl"
+# End Group
+# Begin Group "Resource Files"
+
+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
+# End Group
+# End Target
+# End Project
diff --git a/progs/demos/arbfplight.c b/progs/demos/arbfplight.c
index bc2c7e312a..7b7a12bf88 100644
--- a/progs/demos/arbfplight.c
+++ b/progs/demos/arbfplight.c
@@ -46,14 +46,25 @@ static PFNGLDELETEPROGRAMSARBPROC glDeleteProgramsARB_func;
 /* Set to one to test ARB_fog_linear program option */
 #define DO_FRAGMENT_FOG 0
 
+static void normalize (GLfloat *dst, const GLfloat *src)
+{
+   GLfloat len = sqrt (src[0] * src[0] + src[1] * src[1] + src[2] * src[2]);
+   dst[0] = src[0] / len;
+   dst[1] = src[1] / len;
+   dst[2] = src[2] / len;
+}
 
 static void Redisplay( void )
 {
    glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
 
    if (PixelLight) {
+      GLfloat pos[4];
+
+      normalize( pos, LightPos );
+      pos[3] = LightPos[3];
       glProgramLocalParameter4fvARB_func(GL_FRAGMENT_PROGRAM_ARB,
-                                         LIGHTPOS, LightPos);
+                                         LIGHTPOS, pos);
       glEnable(GL_FRAGMENT_PROGRAM_ARB);
       glEnable(GL_VERTEX_PROGRAM_ARB);
       glDisable(GL_LIGHTING);
@@ -81,6 +92,7 @@ static void Redisplay( void )
 	 GLfloat seconds = (t - T0) / 1000.0;
 	 GLfloat fps = Frames / seconds;
 	 printf("%d frames in %6.3f seconds = %6.3f FPS\n", Frames, seconds, fps);
+         fflush(stdout);
 	 T0 = t;
 	 Frames = 0;
       }
@@ -204,35 +216,31 @@ static void Init( void )
       "PARAM Diffuse = state.material.diffuse; \n"
       "PARAM Specular = state.material.specular; \n"
       "PARAM LightPos = program.local[3]; \n"
-      "TEMP lightDir, normal, len; \n"
+      "TEMP normal, len; \n"
       "TEMP dotProd, specAtten; \n"
       "TEMP diffuseColor, specularColor; \n"
 
-      "# Compute normalized light direction \n"
-      "DP3 len.x, LightPos, LightPos; \n"
-      "RSQ len.y, len.x; \n"
-      "MUL lightDir, LightPos, len.y; \n"
-
       "# Compute normalized normal \n"
       "DP3 len.x, fragment.texcoord[0], fragment.texcoord[0]; \n"
       "RSQ len.y, len.x; \n"
-      "MUL normal, fragment.texcoord[0], len.y; \n"
+      "MUL normal.xyz, fragment.texcoord[0], len.y; \n"
 
       "# Compute dot product of light direction and normal vector\n"
-      "DP3_SAT dotProd, lightDir, normal;             # limited to [0,1]\n"
+      "DP3_SAT dotProd.x, LightPos, normal;             # limited to [0,1]\n"
 
-      "MUL diffuseColor, Diffuse, dotProd;            # diffuse attenuation\n"
+      "MUL diffuseColor.xyz, Diffuse, dotProd.x;            # diffuse attenuation\n"
 
       "POW specAtten.x, dotProd.x, {20.0}.x;          # specular exponent\n"
 
-      "MUL specularColor, Specular, specAtten.x;      # specular attenuation\n"
+      "MUL specularColor.xyz, Specular, specAtten.x;      # specular attenuation\n"
 
+      "MOV result.color.w, Diffuse; \n"
 #if DO_FRAGMENT_FOG
       "# need to clamp color to [0,1] before fogging \n"
-      "ADD_SAT result.color, diffuseColor, specularColor; # add colors\n"
+      "ADD_SAT result.color.xyz, diffuseColor, specularColor; # add colors\n"
 #else
       "# clamping will be done after program's finished \n"
-      "ADD result.color, diffuseColor, specularColor; # add colors\n"
+      "ADD result.color.xyz, diffuseColor, specularColor; # add colors\n"
 #endif
       "END \n"
       ;
diff --git a/progs/demos/arbfslight.c b/progs/demos/arbfslight.c
index 69575f0623..275c85105e 100644
--- a/progs/demos/arbfslight.c
+++ b/progs/demos/arbfslight.c
@@ -105,6 +105,7 @@ static void Redisplay (void)
 			GLfloat seconds = (GLfloat) (t - t0) / 1000.0f;
 			GLfloat fps = frames / seconds;
 			printf ("%d frames in %6.3f seconds = %6.3f FPS\n", frames, seconds, fps);
+                        fflush(stdout);
 			t0 = t;
 			frames = 0;
 		}
@@ -208,7 +209,31 @@ static void Init (void)
       "   // Compute dot product of light direction and normal vector\n"
       "   float dotProd = max (dot (lightPos, normalize (normal)), 0.0);\n"
       "   // Compute diffuse and specular contributions\n"
+#if 1
       "   gl_FragColor = diffuse * dotProd + specular * pow (dotProd, 20.0);\n"
+#elif 1 /* test IF/ELSE/ENDIF */
+      "   if (normal.y > 0.0) { \n"
+      "      gl_FragColor = diffuse * dotProd + specular * pow (dotProd, 20.0);\n"
+      "   } \n"
+      "   else { \n"
+      "      if (normal.x < 0.0) { \n"
+      "         gl_FragColor = vec4(1, 0, 0, 0); \n"
+      "      } \n"
+      "      else { \n"
+      "         gl_FragColor = vec4(1, 1, 0, 0); \n"
+      "      } \n"
+      "   } \n"
+#elif 1 /* test LOOP */
+      "   while (1) { \n"
+      "      if (normal.y >= 0.0) { \n"
+      "         gl_FragColor = vec4(1, 0, 0, 0); \n"
+      "         break; \n"
+      "      } else { \n"
+      "         gl_FragColor = diffuse * dotProd + specular * pow (dotProd, 20.0);\n"
+      "         break; \n"
+      "      } \n"
+      "   } \n"
+#endif
       "}\n"
    ;
    static const char *vertShaderText =
diff --git a/progs/demos/arbocclude.c b/progs/demos/arbocclude.c
index 6bf4fd218b..9188ad5a56 100644
--- a/progs/demos/arbocclude.c
+++ b/progs/demos/arbocclude.c
@@ -29,7 +29,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 #define TEST_DISPLAY_LISTS 0
@@ -273,6 +273,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 400, 400 );
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
    Win = glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutSpecialFunc( SpecialKey );
diff --git a/progs/demos/copypix.c b/progs/demos/copypix.c
index 15001e851b..a13339ea62 100644
--- a/progs/demos/copypix.c
+++ b/progs/demos/copypix.c
@@ -6,11 +6,10 @@
  */
 
 
-#define GL_GLEXT_PROTOTYPES
-
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 #include "readtex.h"
@@ -27,6 +26,7 @@ static int Scissor = 0;
 static float Xzoom, Yzoom;
 static GLboolean DrawFront = GL_FALSE;
 static GLboolean Dither = GL_TRUE;
+static GLboolean Invert = GL_FALSE;
 
 
 static void Reset( void )
@@ -60,6 +60,15 @@ static void Display( void )
    if (Scissor)
       glEnable(GL_SCISSOR_TEST);
 
+   if (Invert) {
+      glPixelTransferf(GL_RED_SCALE, -1.0);
+      glPixelTransferf(GL_GREEN_SCALE, -1.0);
+      glPixelTransferf(GL_BLUE_SCALE, -1.0);
+      glPixelTransferf(GL_RED_BIAS, 1.0);
+      glPixelTransferf(GL_GREEN_BIAS, 1.0);
+      glPixelTransferf(GL_BLUE_BIAS, 1.0);
+   }
+
    /* draw copy */
    glPixelZoom(Xzoom, Yzoom);
    glWindowPos2iARB(Xpos, Ypos);
@@ -68,6 +77,15 @@ static void Display( void )
 
    glDisable(GL_SCISSOR_TEST);
 
+   if (Invert) {
+      glPixelTransferf(GL_RED_SCALE, 1.0);
+      glPixelTransferf(GL_GREEN_SCALE, 1.0);
+      glPixelTransferf(GL_BLUE_SCALE, 1.0);
+      glPixelTransferf(GL_RED_BIAS, 0.0);
+      glPixelTransferf(GL_GREEN_BIAS, 0.0);
+      glPixelTransferf(GL_BLUE_BIAS, 0.0);
+   }
+
    if (DrawFront)
       glFinish();
    else
@@ -106,6 +124,9 @@ static void Key( unsigned char key, int x, int y )
          else
             glDisable(GL_DITHER);
          break;
+      case 'i':
+         Invert = !Invert;
+         break;
       case 's':
          Scissor = !Scissor;
          break;
@@ -234,6 +255,7 @@ int main( int argc, char *argv[] )
       glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE);
 
    glutCreateWindow(argv[0]);
+   glewInit();
 
    Init(ciMode, filename);
    Usage();
diff --git a/progs/demos/cubemap.c b/progs/demos/cubemap.c
index b3bdd64f68..0df5ff09c3 100644
--- a/progs/demos/cubemap.c
+++ b/progs/demos/cubemap.c
@@ -39,9 +39,13 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <GL/glew.h>
 #include "GL/glut.h"
 #include "readtex.h"
 
+#ifndef GL_TEXTURE_CUBE_MAP_SEAMLESS
+#define GL_TEXTURE_CUBE_MAP_SEAMLESS 0x884F
+#endif
 
 static GLfloat Xrot = 0, Yrot = 0;
 static GLfloat EyeDist = 10;
@@ -49,8 +53,52 @@ static GLboolean use_vertex_arrays = GL_FALSE;
 static GLboolean anim = GL_TRUE;
 static GLboolean NoClear = GL_FALSE;
 static GLint FrameParity = 0;
+static GLenum FilterIndex = 0;
+static GLint ClampIndex = 0;
+static GLboolean supportFBO = GL_FALSE;
+static GLboolean supportSeamless = GL_FALSE;
+static GLboolean seamless = GL_FALSE;
+
+
+static struct {
+   GLenum mode;
+   const char *name;
+} ClampModes[] = {
+   { GL_CLAMP_TO_EDGE, "GL_CLAMP_TO_EDGE" },
+   { GL_CLAMP_TO_BORDER, "GL_CLAMP_TO_BORDER" },
+   { GL_CLAMP, "GL_CLAMP" },
+   { GL_REPEAT, "GL_REPEAT" }
+};
+
+#define NUM_CLAMP_MODES (sizeof(ClampModes) / sizeof(ClampModes[0]))
+
+
+static struct {
+   GLenum mag_mode, min_mode;
+   const char *name;
+} FilterModes[] = {
+   { GL_NEAREST, GL_NEAREST, "GL_NEAREST, GL_NEAREST" },
+   { GL_NEAREST, GL_LINEAR, "GL_NEAREST, GL_LINEAR" },
+   { GL_NEAREST, GL_NEAREST_MIPMAP_NEAREST, "GL_NEAREST, GL_NEAREST_MIPMAP_NEAREST" },
+   { GL_NEAREST, GL_NEAREST_MIPMAP_LINEAR, "GL_NEAREST, GL_NEAREST_MIPMAP_LINEAR" },
+   { GL_NEAREST, GL_LINEAR_MIPMAP_NEAREST, "GL_NEAREST, GL_LINEAR_MIPMAP_NEAREST" },
+   { GL_NEAREST, GL_LINEAR_MIPMAP_LINEAR, "GL_NEAREST, GL_LINEAR_MIPMAP_LINEAR" },
+
+   { GL_LINEAR, GL_NEAREST, "GL_LINEAR, GL_NEAREST" },
+   { GL_LINEAR, GL_LINEAR, "GL_LINEAR, GL_LINEAR" },
+   { GL_LINEAR, GL_NEAREST_MIPMAP_NEAREST, "GL_LINEAR, GL_NEAREST_MIPMAP_NEAREST" },
+   { GL_LINEAR, GL_NEAREST_MIPMAP_LINEAR, "GL_LINEAR, GL_NEAREST_MIPMAP_LINEAR" },
+   { GL_LINEAR, GL_LINEAR_MIPMAP_NEAREST, "GL_LINEAR, GL_LINEAR_MIPMAP_NEAREST" },
+   { GL_LINEAR, GL_LINEAR_MIPMAP_LINEAR, "GL_LINEAR, GL_LINEAR_MIPMAP_LINEAR" }
+};
+
+#define NUM_FILTER_MODES (sizeof(FilterModes) / sizeof(FilterModes[0]))
 
-#define eps1 0.99
+
+
+/* The effects of GL_ARB_seamless_cube_map don't show up unless eps1 is 1.0.
+ */
+#define eps1 1.0 /*0.99*/
 #define br   20.0  /* box radius */
 
 static const GLfloat tex_coords[] = {
@@ -158,6 +206,8 @@ static void draw_skybox( void )
 
 static void draw( void )
 {
+   GLenum wrap;
+
    if (NoClear) {
       /* This demonstrates how we can avoid calling glClear.
        * This method only works if every pixel in the window is painted for
@@ -183,6 +233,23 @@ static void draw( void )
       glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
    }
 
+   glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_MIN_FILTER,
+                   FilterModes[FilterIndex].min_mode);
+   glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_MAG_FILTER,
+                   FilterModes[FilterIndex].mag_mode);
+
+   if (supportSeamless) {
+      if (seamless) {
+	 glEnable(GL_TEXTURE_CUBE_MAP_SEAMLESS);
+      } else {
+	 glDisable(GL_TEXTURE_CUBE_MAP_SEAMLESS);
+      }
+   }
+   wrap = ClampModes[ClampIndex].mode;
+   glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_S, wrap);
+   glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_T, wrap);
+   glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_R, wrap);
+
    glPushMatrix(); /*MODELVIEW*/
       glTranslatef( 0.0, 0.0, -EyeDist );
 
@@ -256,10 +323,23 @@ static void key(unsigned char k, int x, int y)
          else
             glutIdleFunc(NULL);
          break;
+      case 'f':
+         FilterIndex = (FilterIndex + 1) % NUM_FILTER_MODES;
+         printf("Tex filter: %s\n", FilterModes[FilterIndex].name);
+         break;
+      case 'c':
+         ClampIndex = (ClampIndex + 1) % NUM_CLAMP_MODES;
+         printf("Tex wrap mode: %s\n", ClampModes[ClampIndex].name);
+         break;
       case 'm':
          mode = !mode;
          set_mode(mode);
          break;
+      case 's':
+	 seamless = ! seamless;
+	 printf("Seamless cube map filtering is %sabled\n",
+		(seamless) ? "en" : "dis" );
+	 break;
       case 'v':
          use_vertex_arrays = ! use_vertex_arrays;
          printf( "Vertex arrays are %sabled\n",
@@ -321,7 +401,7 @@ static void reshape(int width, int height)
 static void init_checkers( void )
 {
 #define CUBE_TEX_SIZE 64
-   GLubyte image[CUBE_TEX_SIZE][CUBE_TEX_SIZE][3];
+   GLubyte image[CUBE_TEX_SIZE][CUBE_TEX_SIZE][4];
    static const GLubyte colors[6][3] = {
       { 255,   0,   0 },	/* face 0 - red */
       {   0, 255, 255 },	/* face 1 - cyan */
@@ -343,26 +423,35 @@ static void init_checkers( void )
 
    glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
 
+   if (!supportFBO)
+      glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_GENERATE_MIPMAP_SGIS, GL_TRUE);
+
+
    /* make colored checkerboard cube faces */
    for (f = 0; f < 6; f++) {
       for (i = 0; i < CUBE_TEX_SIZE; i++) {
          for (j = 0; j < CUBE_TEX_SIZE; j++) {
             if ((i/4 + j/4) & 1) {
-               image[i][j][0] = colors[f][0];
+               image[i][j][0] = colors[f][2];
                image[i][j][1] = colors[f][1];
-               image[i][j][2] = colors[f][2];
+               image[i][j][2] = colors[f][0];
+               image[i][j][3] = 255;
             }
             else {
                image[i][j][0] = 255;
                image[i][j][1] = 255;
                image[i][j][2] = 255;
+               image[i][j][3] = 255;
             }
          }
       }
 
-      glTexImage2D(targets[f], 0, GL_RGB, CUBE_TEX_SIZE, CUBE_TEX_SIZE, 0,
-                   GL_RGB, GL_UNSIGNED_BYTE, image);
+      glTexImage2D(targets[f], 0, GL_RGBA8, CUBE_TEX_SIZE, CUBE_TEX_SIZE, 0,
+                   GL_BGRA, GL_UNSIGNED_BYTE, image);
    }
+
+   if (supportFBO)
+      glGenerateMipmapEXT(GL_TEXTURE_CUBE_MAP_ARB);
 }
 
 
@@ -431,32 +520,36 @@ static void load_envmaps(void)
 
 static void init( GLboolean useImageFiles )
 {
-   GLenum filter;
+   /* check for extensions */
+   if (!GLEW_ARB_texture_cube_map) {
+      printf("Sorry, this demo requires GL_ARB_texture_cube_map\n");
+      exit(0);
+   }
 
-   /* check for extension */
-   {
-      char *exten = (char *) glGetString(GL_EXTENSIONS);
-      if (!strstr(exten, "GL_ARB_texture_cube_map")) {
-         printf("Sorry, this demo requires GL_ARB_texture_cube_map\n");
-         exit(0);
-      }
+   /* Needed for glGenerateMipmapEXT / auto mipmapping
+    */
+   supportFBO = GLEW_EXT_framebuffer_object;
+
+   if (!supportFBO && !GLEW_SGIS_generate_mipmap) {
+      printf("Sorry, this demo requires GL_EXT_framebuffer_object or "
+	     "GL_SGIS_generate_mipmap\n");
+      exit(0);
    }
+
+   /* GLEW doesn't know about this extension yet, so use the old GLUT function
+    * to check for availability.
+    */
+   supportSeamless = glutExtensionSupported("GL_ARB_seamless_cube_map");
+
    printf("GL_RENDERER: %s\n", (char *) glGetString(GL_RENDERER));
 
    if (useImageFiles) {
       load_envmaps();
-      filter = GL_LINEAR;
    }
    else {
       init_checkers();
-      filter = GL_NEAREST;
    }
 
-   glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_MIN_FILTER, filter);
-   glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_MAG_FILTER, filter);
-   glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-   glTexParameteri(GL_TEXTURE_CUBE_MAP_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-
    glEnable(GL_TEXTURE_CUBE_MAP_ARB);
    glEnable(GL_DEPTH_TEST);
 
@@ -472,6 +565,8 @@ static void usage(void)
    printf("keys:\n");
    printf("  SPACE - toggle animation\n");
    printf("  CURSOR KEYS - rotation\n");
+   printf("  c - toggle texture clamp/wrap mode\n");
+   printf("  f - toggle texture filter mode\n");
    printf("  m - toggle texgen reflection mode\n");
    printf("  z/Z - change viewing distance\n");
 }
@@ -502,6 +597,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize(600, 500);
    glutInitDisplayMode( GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE );
    glutCreateWindow("Texture Cube Mapping");
+   glewInit();
    glutReshapeFunc( reshape );
    glutKeyboardFunc( key );
    glutSpecialFunc( specialkey );
diff --git a/progs/demos/dinoshade.c b/progs/demos/dinoshade.c
new file mode 100644
index 0000000000..cbf8751e25
--- /dev/null
+++ b/progs/demos/dinoshade.c
@@ -0,0 +1,914 @@
+
+/* Copyright (c) Mark J. Kilgard, 1994, 1997.  */
+
+/* This program is freely distributable without licensing fees 
+   and is provided without guarantee or warrantee expressed or 
+   implied. This program is -not- in the public domain. */
+
+/* Example for PC game developers to show how to *combine* texturing,
+   reflections, and projected shadows all in real-time with OpenGL.
+   Robust reflections use stenciling.  Robust projected shadows
+   use both stenciling and polygon offset.  PC game programmers
+   should realize that neither stenciling nor polygon offset are 
+   supported by Direct3D, so these real-time rendering algorithms
+   are only really viable with OpenGL. 
+   
+   The program has modes for disabling the stenciling and polygon
+   offset uses.  It is worth running this example with these features
+   toggled off so you can see the sort of artifacts that result.
+   
+   Notice that the floor texturing, reflections, and shadowing
+   all co-exist properly. */
+
+/* When you run this program:  Left mouse button controls the
+   view.  Middle mouse button controls light position (left &
+   right rotates light around dino; up & down moves light
+   position up and down).  Right mouse button pops up menu. */
+
+/* Check out the comments in the "redraw" routine to see how the
+   reflection blending and surface stenciling is done.  You can
+   also see in "redraw" how the projected shadows are rendered,
+   including the use of stenciling and polygon offset. */
+
+/* This program is derived from glutdino.c */
+
+/* Compile: cc -o dinoshade dinoshade.c -lglut -lGLU -lGL -lXmu -lXext -lX11 -lm */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>       /* for cos(), sin(), and sqrt() */
+#include <stddef.h>	/* for ptrdiff_t, referenced by GL.h when GL_GLEXT_LEGACY defined */
+#ifdef _WIN32
+#include <windows.h>
+#endif
+#define GL_GLEXT_LEGACY
+#include <GL/glew.h>    /* OpenGL Utility Toolkit header */
+#include <GL/glut.h>    /* OpenGL Utility Toolkit header */
+
+/* Some <math.h> files do not define M_PI... */
+#ifndef M_PI
+#define M_PI 3.14159265358979323846
+#endif
+
+/* Variable controlling various rendering modes. */
+static int stencilReflection = 1, stencilShadow = 1, offsetShadow = 1;
+static int renderShadow = 1, renderDinosaur = 1, renderReflection = 1;
+static int linearFiltering = 0, useMipmaps = 0, useTexture = 1;
+static int reportSpeed = 0;
+static int animation = 1;
+static GLboolean lightSwitch = GL_TRUE;
+static int directionalLight = 1;
+static int forceExtension = 0;
+
+/* Time varying or user-controled variables. */
+static float jump = 0.0;
+static float lightAngle = 0.0, lightHeight = 20;
+GLfloat angle = -150;   /* in degrees */
+GLfloat angle2 = 30;   /* in degrees */
+
+int moving, startx, starty;
+int lightMoving = 0, lightStartX, lightStartY;
+
+enum {
+  MISSING, EXTENSION, ONE_DOT_ONE
+};
+int polygonOffsetVersion;
+
+static GLdouble bodyWidth = 3.0;
+/* *INDENT-OFF* */
+static GLfloat body[][2] = { {0, 3}, {1, 1}, {5, 1}, {8, 4}, {10, 4}, {11, 5},
+  {11, 11.5}, {13, 12}, {13, 13}, {10, 13.5}, {13, 14}, {13, 15}, {11, 16},
+  {8, 16}, {7, 15}, {7, 13}, {8, 12}, {7, 11}, {6, 6}, {4, 3}, {3, 2},
+  {1, 2} };
+static GLfloat arm[][2] = { {8, 10}, {9, 9}, {10, 9}, {13, 8}, {14, 9}, {16, 9},
+  {15, 9.5}, {16, 10}, {15, 10}, {15.5, 11}, {14.5, 10}, {14, 11}, {14, 10},
+  {13, 9}, {11, 11}, {9, 11} };
+static GLfloat leg[][2] = { {8, 6}, {8, 4}, {9, 3}, {9, 2}, {8, 1}, {8, 0.5}, {9, 0},
+  {12, 0}, {10, 1}, {10, 2}, {12, 4}, {11, 6}, {10, 7}, {9, 7} };
+static GLfloat eye[][2] = { {8.75, 15}, {9, 14.7}, {9.6, 14.7}, {10.1, 15},
+  {9.6, 15.25}, {9, 15.25} };
+static GLfloat lightPosition[4];
+static GLfloat lightColor[] = {0.8, 1.0, 0.8, 1.0}; /* green-tinted */
+static GLfloat skinColor[] = {0.1, 1.0, 0.1, 1.0}, eyeColor[] = {1.0, 0.2, 0.2, 1.0};
+/* *INDENT-ON* */
+
+/* Nice floor texture tiling pattern. */
+static char *circles[] = {
+  "....xxxx........",
+  "..xxxxxxxx......",
+  ".xxxxxxxxxx.....",
+  ".xxx....xxx.....",
+  "xxx......xxx....",
+  "xxx......xxx....",
+  "xxx......xxx....",
+  "xxx......xxx....",
+  ".xxx....xxx.....",
+  ".xxxxxxxxxx.....",
+  "..xxxxxxxx......",
+  "....xxxx........",
+  "................",
+  "................",
+  "................",
+  "................",
+};
+
+static void
+makeFloorTexture(void)
+{
+  GLubyte floorTexture[16][16][3];
+  GLubyte *loc;
+  int s, t;
+
+  /* Setup RGB image for the texture. */
+  loc = (GLubyte*) floorTexture;
+  for (t = 0; t < 16; t++) {
+    for (s = 0; s < 16; s++) {
+      if (circles[t][s] == 'x') {
+	/* Nice green. */
+        loc[0] = 0x1f;
+        loc[1] = 0x8f;
+        loc[2] = 0x1f;
+      } else {
+	/* Light gray. */
+        loc[0] = 0xaa;
+        loc[1] = 0xaa;
+        loc[2] = 0xaa;
+      }
+      loc += 3;
+    }
+  }
+
+  glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+
+  if (useMipmaps) {
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
+      GL_LINEAR_MIPMAP_LINEAR);
+    gluBuild2DMipmaps(GL_TEXTURE_2D, 3, 16, 16,
+      GL_RGB, GL_UNSIGNED_BYTE, floorTexture);
+  } else {
+    if (linearFiltering) {
+      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+    } else {
+      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+    }
+    glTexImage2D(GL_TEXTURE_2D, 0, 3, 16, 16, 0,
+      GL_RGB, GL_UNSIGNED_BYTE, floorTexture);
+  }
+}
+
+enum {
+  X, Y, Z, W
+};
+enum {
+  A, B, C, D
+};
+
+/* Create a matrix that will project the desired shadow. */
+static void
+shadowMatrix(GLfloat shadowMat[4][4],
+  GLfloat groundplane[4],
+  GLfloat lightpos[4])
+{
+  GLfloat dot;
+
+  /* Find dot product between light position vector and ground plane normal. */
+  dot = groundplane[X] * lightpos[X] +
+    groundplane[Y] * lightpos[Y] +
+    groundplane[Z] * lightpos[Z] +
+    groundplane[W] * lightpos[W];
+
+  shadowMat[0][0] = dot - lightpos[X] * groundplane[X];
+  shadowMat[1][0] = 0.f - lightpos[X] * groundplane[Y];
+  shadowMat[2][0] = 0.f - lightpos[X] * groundplane[Z];
+  shadowMat[3][0] = 0.f - lightpos[X] * groundplane[W];
+
+  shadowMat[X][1] = 0.f - lightpos[Y] * groundplane[X];
+  shadowMat[1][1] = dot - lightpos[Y] * groundplane[Y];
+  shadowMat[2][1] = 0.f - lightpos[Y] * groundplane[Z];
+  shadowMat[3][1] = 0.f - lightpos[Y] * groundplane[W];
+
+  shadowMat[X][2] = 0.f - lightpos[Z] * groundplane[X];
+  shadowMat[1][2] = 0.f - lightpos[Z] * groundplane[Y];
+  shadowMat[2][2] = dot - lightpos[Z] * groundplane[Z];
+  shadowMat[3][2] = 0.f - lightpos[Z] * groundplane[W];
+
+  shadowMat[X][3] = 0.f - lightpos[W] * groundplane[X];
+  shadowMat[1][3] = 0.f - lightpos[W] * groundplane[Y];
+  shadowMat[2][3] = 0.f - lightpos[W] * groundplane[Z];
+  shadowMat[3][3] = dot - lightpos[W] * groundplane[W];
+
+}
+
+/* Find the plane equation given 3 points. */
+static void
+findPlane(GLfloat plane[4],
+  GLfloat v0[3], GLfloat v1[3], GLfloat v2[3])
+{
+  GLfloat vec0[3], vec1[3];
+
+  /* Need 2 vectors to find cross product. */
+  vec0[X] = v1[X] - v0[X];
+  vec0[Y] = v1[Y] - v0[Y];
+  vec0[Z] = v1[Z] - v0[Z];
+
+  vec1[X] = v2[X] - v0[X];
+  vec1[Y] = v2[Y] - v0[Y];
+  vec1[Z] = v2[Z] - v0[Z];
+
+  /* find cross product to get A, B, and C of plane equation */
+  plane[A] = vec0[Y] * vec1[Z] - vec0[Z] * vec1[Y];
+  plane[B] = -(vec0[X] * vec1[Z] - vec0[Z] * vec1[X]);
+  plane[C] = vec0[X] * vec1[Y] - vec0[Y] * vec1[X];
+
+  plane[D] = -(plane[A] * v0[X] + plane[B] * v0[Y] + plane[C] * v0[Z]);
+}
+
+static void
+extrudeSolidFromPolygon(GLfloat data[][2], unsigned int dataSize,
+  GLdouble thickness, GLuint side, GLuint edge, GLuint whole)
+{
+  static GLUtriangulatorObj *tobj = NULL;
+  GLdouble vertex[3], dx, dy, len;
+  int i;
+  int count = (int) (dataSize / (2 * sizeof(GLfloat)));
+
+  if (tobj == NULL) {
+    tobj = gluNewTess();  /* create and initialize a GLU
+                             polygon tesselation object */
+    gluTessCallback(tobj, GLU_BEGIN, glBegin);
+    gluTessCallback(tobj, GLU_VERTEX, glVertex2fv);  /* semi-tricky */
+    gluTessCallback(tobj, GLU_END, glEnd);
+  }
+  glNewList(side, GL_COMPILE);
+  glShadeModel(GL_SMOOTH);  /* smooth minimizes seeing
+                               tessellation */
+  gluBeginPolygon(tobj);
+  for (i = 0; i < count; i++) {
+    vertex[0] = data[i][0];
+    vertex[1] = data[i][1];
+    vertex[2] = 0;
+    gluTessVertex(tobj, vertex, data[i]);
+  }
+  gluEndPolygon(tobj);
+  glEndList();
+  glNewList(edge, GL_COMPILE);
+  glShadeModel(GL_FLAT);  /* flat shade keeps angular hands
+                             from being "smoothed" */
+  glBegin(GL_QUAD_STRIP);
+  for (i = 0; i <= count; i++) {
+#if 1 /* weird, but seems to be legal */
+    /* mod function handles closing the edge */
+    glVertex3f(data[i % count][0], data[i % count][1], 0.0);
+    glVertex3f(data[i % count][0], data[i % count][1], thickness);
+    /* Calculate a unit normal by dividing by Euclidean
+       distance. We * could be lazy and use
+       glEnable(GL_NORMALIZE) so we could pass in * arbitrary
+       normals for a very slight performance hit. */
+    dx = data[(i + 1) % count][1] - data[i % count][1];
+    dy = data[i % count][0] - data[(i + 1) % count][0];
+    len = sqrt(dx * dx + dy * dy);
+    glNormal3f(dx / len, dy / len, 0.0);
+#else /* the nice way of doing it */
+    /* Calculate a unit normal by dividing by Euclidean
+       distance. We * could be lazy and use
+       glEnable(GL_NORMALIZE) so we could pass in * arbitrary
+       normals for a very slight performance hit. */
+    dx = data[i % count][1] - data[(i - 1 + count) % count][1];
+    dy = data[(i - 1 + count) % count][0] - data[i % count][0];
+    len = sqrt(dx * dx + dy * dy);
+    glNormal3f(dx / len, dy / len, 0.0);
+    /* mod function handles closing the edge */
+    glVertex3f(data[i % count][0], data[i % count][1], 0.0);
+    glVertex3f(data[i % count][0], data[i % count][1], thickness);
+#endif
+  }
+  glEnd();
+  glEndList();
+  glNewList(whole, GL_COMPILE);
+  glFrontFace(GL_CW);
+  glCallList(edge);
+  glNormal3f(0.0, 0.0, -1.0);  /* constant normal for side */
+  glCallList(side);
+  glPushMatrix();
+  glTranslatef(0.0, 0.0, thickness);
+  glFrontFace(GL_CCW);
+  glNormal3f(0.0, 0.0, 1.0);  /* opposite normal for other side */
+  glCallList(side);
+  glPopMatrix();
+  glEndList();
+}
+
+/* Enumerants for refering to display lists. */
+typedef enum {
+  RESERVED, BODY_SIDE, BODY_EDGE, BODY_WHOLE, ARM_SIDE, ARM_EDGE, ARM_WHOLE,
+  LEG_SIDE, LEG_EDGE, LEG_WHOLE, EYE_SIDE, EYE_EDGE, EYE_WHOLE
+} displayLists;
+
+static void
+makeDinosaur(void)
+{
+  extrudeSolidFromPolygon(body, sizeof(body), bodyWidth,
+    BODY_SIDE, BODY_EDGE, BODY_WHOLE);
+  extrudeSolidFromPolygon(arm, sizeof(arm), bodyWidth / 4,
+    ARM_SIDE, ARM_EDGE, ARM_WHOLE);
+  extrudeSolidFromPolygon(leg, sizeof(leg), bodyWidth / 2,
+    LEG_SIDE, LEG_EDGE, LEG_WHOLE);
+  extrudeSolidFromPolygon(eye, sizeof(eye), bodyWidth + 0.2,
+    EYE_SIDE, EYE_EDGE, EYE_WHOLE);
+}
+
+static void
+drawDinosaur(void)
+
+{
+  glPushMatrix();
+  /* Translate the dinosaur to be at (0,8,0). */
+  glTranslatef(-8, 0, -bodyWidth / 2);
+  glTranslatef(0.0, jump, 0.0);
+  glMaterialfv(GL_FRONT, GL_DIFFUSE, skinColor);
+  glCallList(BODY_WHOLE);
+  glTranslatef(0.0, 0.0, bodyWidth);
+  glCallList(ARM_WHOLE);
+  glCallList(LEG_WHOLE);
+  glTranslatef(0.0, 0.0, -bodyWidth - bodyWidth / 4);
+  glCallList(ARM_WHOLE);
+  glTranslatef(0.0, 0.0, -bodyWidth / 4);
+  glCallList(LEG_WHOLE);
+  glTranslatef(0.0, 0.0, bodyWidth / 2 - 0.1);
+  glMaterialfv(GL_FRONT, GL_DIFFUSE, eyeColor);
+  glCallList(EYE_WHOLE);
+  glPopMatrix();
+}
+
+static GLfloat floorVertices[4][3] = {
+  { -20.0, 0.0, 20.0 },
+  { 20.0, 0.0, 20.0 },
+  { 20.0, 0.0, -20.0 },
+  { -20.0, 0.0, -20.0 },
+};
+
+/* Draw a floor (possibly textured). */
+static void
+drawFloor(void)
+{
+  glDisable(GL_LIGHTING);
+
+  if (useTexture) {
+    glEnable(GL_TEXTURE_2D);
+  }
+
+  glBegin(GL_QUADS);
+    glTexCoord2f(0.0, 0.0);
+    glVertex3fv(floorVertices[0]);
+    glTexCoord2f(0.0, 16.0);
+    glVertex3fv(floorVertices[1]);
+    glTexCoord2f(16.0, 16.0);
+    glVertex3fv(floorVertices[2]);
+    glTexCoord2f(16.0, 0.0);
+    glVertex3fv(floorVertices[3]);
+  glEnd();
+
+  if (useTexture) {
+    glDisable(GL_TEXTURE_2D);
+  }
+
+  glEnable(GL_LIGHTING);
+}
+
+static GLfloat floorPlane[4];
+static GLfloat floorShadow[4][4];
+
+static void
+redraw(void)
+{
+  int start = 0, end = 0;
+
+  if (reportSpeed) {
+    start = glutGet(GLUT_ELAPSED_TIME);
+  }
+
+  /* Clear; default stencil clears to zero. */
+  if ((stencilReflection && renderReflection) || (stencilShadow && renderShadow)) {
+    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
+  } else {
+    /* Avoid clearing stencil when not using it. */
+    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+  }
+
+  /* Reposition the light source. */
+  lightPosition[0] = 12*cos(lightAngle);
+  lightPosition[1] = lightHeight;
+  lightPosition[2] = 12*sin(lightAngle);
+  if (directionalLight) {
+    lightPosition[3] = 0.0;
+  } else {
+    lightPosition[3] = 1.0;
+  }
+
+  shadowMatrix(floorShadow, floorPlane, lightPosition);
+
+  glPushMatrix();
+    /* Perform scene rotations based on user mouse input. */
+    glRotatef(angle2, 1.0, 0.0, 0.0);
+    glRotatef(angle, 0.0, 1.0, 0.0);
+     
+    /* Tell GL new light source position. */
+    glLightfv(GL_LIGHT0, GL_POSITION, lightPosition);
+
+    if (renderReflection) {
+      if (stencilReflection) {
+        /* We can eliminate the visual "artifact" of seeing the "flipped"
+  	   dinosaur underneath the floor by using stencil.  The idea is
+	   draw the floor without color or depth update but so that 
+	   a stencil value of one is where the floor will be.  Later when
+	   rendering the dinosaur reflection, we will only update pixels
+	   with a stencil value of 1 to make sure the reflection only
+	   lives on the floor, not below the floor. */
+
+        /* Don't update color or depth. */
+        glDisable(GL_DEPTH_TEST);
+        glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
+
+        /* Draw 1 into the stencil buffer. */
+        glEnable(GL_STENCIL_TEST);
+        glStencilOp(GL_REPLACE, GL_REPLACE, GL_REPLACE);
+        glStencilFunc(GL_ALWAYS, 1, 0xffffffff);
+
+        /* Now render floor; floor pixels just get their stencil set to 1. */
+        drawFloor();
+
+        /* Re-enable update of color and depth. */ 
+        glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
+        glEnable(GL_DEPTH_TEST);
+
+        /* Now, only render where stencil is set to 1. */
+        glStencilFunc(GL_EQUAL, 1, 0xffffffff);  /* draw if ==1 */
+        glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
+      }
+
+      glPushMatrix();
+
+        /* The critical reflection step: Reflect dinosaur through the floor
+           (the Y=0 plane) to make a relection. */
+        glScalef(1.0, -1.0, 1.0);
+
+	/* Reflect the light position. */
+        glLightfv(GL_LIGHT0, GL_POSITION, lightPosition);
+
+        /* To avoid our normals getting reversed and hence botched lighting
+	   on the reflection, turn on normalize.  */
+        glEnable(GL_NORMALIZE);
+        glCullFace(GL_FRONT);
+
+        /* Draw the reflected dinosaur. */
+        drawDinosaur();
+
+        /* Disable noramlize again and re-enable back face culling. */
+        glDisable(GL_NORMALIZE);
+        glCullFace(GL_BACK);
+
+      glPopMatrix();
+
+      /* Switch back to the unreflected light position. */
+      glLightfv(GL_LIGHT0, GL_POSITION, lightPosition);
+
+      if (stencilReflection) {
+        glDisable(GL_STENCIL_TEST);
+      }
+    }
+
+    /* Back face culling will get used to only draw either the top or the
+       bottom floor.  This let's us get a floor with two distinct
+       appearances.  The top floor surface is reflective and kind of red.
+       The bottom floor surface is not reflective and blue. */
+
+    /* Draw "bottom" of floor in blue. */
+    glFrontFace(GL_CW);  /* Switch face orientation. */
+    glColor4f(0.1, 0.1, 0.7, 1.0);
+    drawFloor();
+    glFrontFace(GL_CCW);
+
+    if (renderShadow) {
+      if (stencilShadow) {
+	/* Draw the floor with stencil value 3.  This helps us only 
+	   draw the shadow once per floor pixel (and only on the
+	   floor pixels). */
+        glEnable(GL_STENCIL_TEST);
+        glStencilFunc(GL_ALWAYS, 3, 0xffffffff);
+        glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);
+      }
+    }
+
+    /* Draw "top" of floor.  Use blending to blend in reflection. */
+    glEnable(GL_BLEND);
+    glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+    glColor4f(0.7, 0.0, 0.0, 0.3);
+    glColor4f(1.0, 1.0, 1.0, 0.3);
+    drawFloor();
+    glDisable(GL_BLEND);
+
+    if (renderDinosaur) {
+      /* Draw "actual" dinosaur, not its reflection. */
+      drawDinosaur();
+    }
+
+    if (renderShadow) {
+
+      /* Render the projected shadow. */
+
+      if (stencilShadow) {
+
+        /* Now, only render where stencil is set above 2 (ie, 3 where
+	   the top floor is).  Update stencil with 2 where the shadow
+	   gets drawn so we don't redraw (and accidently reblend) the
+	   shadow). */
+        glStencilFunc(GL_LESS, 2, 0xffffffff);  /* draw if ==1 */
+        glStencilOp(GL_REPLACE, GL_REPLACE, GL_REPLACE);
+      }
+
+      /* To eliminate depth buffer artifacts, we use polygon offset
+	 to raise the depth of the projected shadow slightly so
+	 that it does not depth buffer alias with the floor. */
+      if (offsetShadow) {
+	switch (polygonOffsetVersion) {
+	case EXTENSION:
+#ifdef GL_EXT_polygon_offset
+	  glEnable(GL_POLYGON_OFFSET_EXT);
+	  break;
+#endif
+#ifdef GL_VERSION_1_1
+	case ONE_DOT_ONE:
+          glEnable(GL_POLYGON_OFFSET_FILL);
+	  break;
+#endif
+	case MISSING:
+	  /* Oh well. */
+	  break;
+	}
+      }
+
+      /* Render 50% black shadow color on top of whatever the
+         floor appareance is. */
+      glEnable(GL_BLEND);
+      glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+      glDisable(GL_LIGHTING);  /* Force the 50% black. */
+      glColor4f(0.0, 0.0, 0.0, 0.5);
+
+      glPushMatrix();
+	/* Project the shadow. */
+        glMultMatrixf((GLfloat *) floorShadow);
+        drawDinosaur();
+      glPopMatrix();
+
+      glDisable(GL_BLEND);
+      glEnable(GL_LIGHTING);
+
+      if (offsetShadow) {
+	switch (polygonOffsetVersion) {
+#ifdef GL_EXT_polygon_offset
+	case EXTENSION:
+	  glDisable(GL_POLYGON_OFFSET_EXT);
+	  break;
+#endif
+#ifdef GL_VERSION_1_1
+	case ONE_DOT_ONE:
+          glDisable(GL_POLYGON_OFFSET_FILL);
+	  break;
+#endif
+	case MISSING:
+	  /* Oh well. */
+	  break;
+	}
+      }
+      if (stencilShadow) {
+        glDisable(GL_STENCIL_TEST);
+      }
+    }
+
+    glPushMatrix();
+    glDisable(GL_LIGHTING);
+    glColor3f(1.0, 1.0, 0.0);
+    if (directionalLight) {
+      /* Draw an arrowhead. */
+      glDisable(GL_CULL_FACE);
+      glTranslatef(lightPosition[0], lightPosition[1], lightPosition[2]);
+      glRotatef(lightAngle * -180.0 / M_PI, 0, 1, 0);
+      glRotatef(atan(lightHeight/12) * 180.0 / M_PI, 0, 0, 1);
+      glBegin(GL_TRIANGLE_FAN);
+	glVertex3f(0, 0, 0);
+	glVertex3f(2, 1, 1);
+	glVertex3f(2, -1, 1);
+	glVertex3f(2, -1, -1);
+	glVertex3f(2, 1, -1);
+	glVertex3f(2, 1, 1);
+      glEnd();
+      /* Draw a white line from light direction. */
+      glColor3f(1.0, 1.0, 1.0);
+      glBegin(GL_LINES);
+	glVertex3f(0, 0, 0);
+	glVertex3f(5, 0, 0);
+      glEnd();
+      glEnable(GL_CULL_FACE);
+    } else {
+      /* Draw a yellow ball at the light source. */
+      glTranslatef(lightPosition[0], lightPosition[1], lightPosition[2]);
+      glutSolidSphere(1.0, 5, 5);
+    }
+    glEnable(GL_LIGHTING);
+    glPopMatrix();
+
+  glPopMatrix();
+
+  if (reportSpeed) {
+    glFinish();
+    end = glutGet(GLUT_ELAPSED_TIME);
+    printf("Speed %.3g frames/sec (%d ms)\n", 1000.0/(end-start), end-start);
+    fflush(stdout);
+  }
+
+  glutSwapBuffers();
+}
+
+/* ARGSUSED2 */
+static void
+mouse(int button, int state, int x, int y)
+{
+  if (button == GLUT_LEFT_BUTTON) {
+    if (state == GLUT_DOWN) {
+      moving = 1;
+      startx = x;
+      starty = y;
+    }
+    if (state == GLUT_UP) {
+      moving = 0;
+    }
+  }
+  if (button == GLUT_MIDDLE_BUTTON) {
+    if (state == GLUT_DOWN) {
+      lightMoving = 1;
+      lightStartX = x;
+      lightStartY = y;
+    }
+    if (state == GLUT_UP) {
+      lightMoving = 0;
+    }
+  }
+}
+
+/* ARGSUSED1 */
+static void
+motion(int x, int y)
+{
+  if (moving) {
+    angle = angle + (x - startx);
+    angle2 = angle2 + (y - starty);
+    startx = x;
+    starty = y;
+    glutPostRedisplay();
+  }
+  if (lightMoving) {
+    lightAngle += (x - lightStartX)/40.0;
+    lightHeight += (lightStartY - y)/20.0;
+    lightStartX = x;
+    lightStartY = y;
+    glutPostRedisplay();
+  }
+}
+
+/* Advance time varying state when idle callback registered. */
+static void
+idle(void)
+{
+  static float time = 0.0;
+
+  time = glutGet(GLUT_ELAPSED_TIME) / 500.0;
+
+  jump = 4.0 * fabs(sin(time)*0.5);
+  if (!lightMoving) {
+    lightAngle += 0.03;
+  }
+  glutPostRedisplay();
+}
+
+enum {
+  M_NONE, M_MOTION, M_LIGHT, M_TEXTURE, M_SHADOWS, M_REFLECTION, M_DINOSAUR,
+  M_STENCIL_REFLECTION, M_STENCIL_SHADOW, M_OFFSET_SHADOW,
+  M_POSITIONAL, M_DIRECTIONAL, M_PERFORMANCE
+};
+
+static void
+controlLights(int value)
+{
+  switch (value) {
+  case M_NONE:
+    return;
+  case M_MOTION:
+    animation = 1 - animation;
+    if (animation) {
+      glutIdleFunc(idle);
+    } else {
+      glutIdleFunc(NULL);
+    }
+    break;
+  case M_LIGHT:
+    lightSwitch = !lightSwitch;
+    if (lightSwitch) {
+      glEnable(GL_LIGHT0);
+    } else {
+      glDisable(GL_LIGHT0);
+    }
+    break;
+  case M_TEXTURE:
+    useTexture = !useTexture;
+    break;
+  case M_SHADOWS:
+    renderShadow = 1 - renderShadow;
+    break;
+  case M_REFLECTION:
+    renderReflection = 1 - renderReflection;
+    break;
+  case M_DINOSAUR:
+    renderDinosaur = 1 - renderDinosaur;
+    break;
+  case M_STENCIL_REFLECTION:
+    stencilReflection = 1 - stencilReflection;
+    break;
+  case M_STENCIL_SHADOW:
+    stencilShadow = 1 - stencilShadow;
+    break;
+  case M_OFFSET_SHADOW:
+    offsetShadow = 1 - offsetShadow;
+    break;
+  case M_POSITIONAL:
+    directionalLight = 0;
+    break;
+  case M_DIRECTIONAL:
+    directionalLight = 1;
+    break;
+  case M_PERFORMANCE:
+    reportSpeed = 1 - reportSpeed;
+    break;
+  }
+  glutPostRedisplay();
+}
+
+/* When not visible, stop animating.  Restart when visible again. */
+static void 
+visible(int vis)
+{
+  if (vis == GLUT_VISIBLE) {
+    if (animation)
+      glutIdleFunc(idle);
+  } else {
+    if (!animation)
+      glutIdleFunc(NULL);
+  }
+}
+
+/* Press any key to redraw; good when motion stopped and
+   performance reporting on. */
+/* ARGSUSED */
+static void
+key(unsigned char c, int x, int y)
+{
+  if (c == 27) {
+    exit(0);  /* IRIS GLism, Escape quits. */
+  }
+  glutPostRedisplay();
+}
+
+/* Press any key to redraw; good when motion stopped and
+   performance reporting on. */
+/* ARGSUSED */
+static void
+special(int k, int x, int y)
+{
+  glutPostRedisplay();
+}
+
+static int
+supportsOneDotOne(void)
+{
+  const char *version;
+  int major, minor;
+
+  version = (char *) glGetString(GL_VERSION);
+  if (sscanf(version, "%d.%d", &major, &minor) == 2)
+    return major * 10 + minor >= 11;
+  return 0;            /* OpenGL version string malformed! */
+}
+
+int
+main(int argc, char **argv)
+{
+  int i;
+
+  glutInit(&argc, argv);
+
+  for (i=1; i<argc; i++) {
+    if (!strcmp("-linear", argv[i])) {
+      linearFiltering = 1;
+    } else if (!strcmp("-mipmap", argv[i])) {
+      useMipmaps = 1;
+    } else if (!strcmp("-ext", argv[i])) {
+      forceExtension = 1;
+    }
+  }
+
+  glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH | GLUT_STENCIL);
+
+#if 0
+  /* In GLUT 4.0, you'll be able to do this an be sure to
+     get 2 bits of stencil if the machine has it for you. */
+  glutInitDisplayString("samples stencil>=2 rgb double depth");
+#endif
+
+  glutCreateWindow("Shadowy Leapin' Lizards");
+  glewInit();
+
+  if (glutGet(GLUT_WINDOW_STENCIL_SIZE) <= 1) {
+    printf("dinoshade: Sorry, I need at least 2 bits of stencil.\n");
+    exit(1);
+  }
+
+  /* Register GLUT callbacks. */
+  glutDisplayFunc(redraw);
+  glutMouseFunc(mouse);
+  glutMotionFunc(motion);
+  glutVisibilityFunc(visible);
+  glutKeyboardFunc(key);
+  glutSpecialFunc(special);
+
+  glutCreateMenu(controlLights);
+
+  glutAddMenuEntry("Toggle motion", M_MOTION);
+  glutAddMenuEntry("-----------------------", M_NONE);
+  glutAddMenuEntry("Toggle light", M_LIGHT);
+  glutAddMenuEntry("Toggle texture", M_TEXTURE);
+  glutAddMenuEntry("Toggle shadows", M_SHADOWS);
+  glutAddMenuEntry("Toggle reflection", M_REFLECTION);
+  glutAddMenuEntry("Toggle dinosaur", M_DINOSAUR);
+  glutAddMenuEntry("-----------------------", M_NONE);
+  glutAddMenuEntry("Toggle reflection stenciling", M_STENCIL_REFLECTION);
+  glutAddMenuEntry("Toggle shadow stenciling", M_STENCIL_SHADOW);
+  glutAddMenuEntry("Toggle shadow offset", M_OFFSET_SHADOW);
+  glutAddMenuEntry("----------------------", M_NONE);
+  glutAddMenuEntry("Positional light", M_POSITIONAL);
+  glutAddMenuEntry("Directional light", M_DIRECTIONAL);
+  glutAddMenuEntry("-----------------------", M_NONE);
+  glutAddMenuEntry("Toggle performance", M_PERFORMANCE);
+  glutAttachMenu(GLUT_RIGHT_BUTTON);
+  makeDinosaur();
+
+#ifdef GL_VERSION_1_1
+  if (supportsOneDotOne() && !forceExtension) {
+    polygonOffsetVersion = ONE_DOT_ONE;
+    glPolygonOffset(-2.0, -9.0);
+  } else
+#endif
+  {
+#ifdef GL_EXT_polygon_offset
+  /* check for the polygon offset extension */
+  if (glutExtensionSupported("GL_EXT_polygon_offset")) {
+    polygonOffsetVersion = EXTENSION;
+    glPolygonOffsetEXT(-2.0, -0.002);
+  } else 
+#endif
+    {
+      polygonOffsetVersion = MISSING;
+      printf("\ndinoshine: Missing polygon offset.\n");
+      printf("           Expect shadow depth aliasing artifacts.\n\n");
+      fflush(stdout);
+    }
+  }
+
+  glEnable(GL_CULL_FACE);
+  glEnable(GL_DEPTH_TEST);
+  glEnable(GL_TEXTURE_2D);
+  glLineWidth(3.0);
+
+  glMatrixMode(GL_PROJECTION);
+  gluPerspective( /* field of view in degree */ 40.0,
+  /* aspect ratio */ 1.0,
+    /* Z near */ 20.0, /* Z far */ 100.0);
+  glMatrixMode(GL_MODELVIEW);
+  gluLookAt(0.0, 8.0, 60.0,  /* eye is at (0,8,60) */
+    0.0, 8.0, 0.0,      /* center is at (0,8,0) */
+    0.0, 1.0, 0.);      /* up is in postivie Y direction */
+
+  glLightModeli(GL_LIGHT_MODEL_LOCAL_VIEWER, 1);
+  glLightfv(GL_LIGHT0, GL_DIFFUSE, lightColor);
+  glLightf(GL_LIGHT0, GL_CONSTANT_ATTENUATION, 0.1);
+  glLightf(GL_LIGHT0, GL_LINEAR_ATTENUATION, 0.05);
+  glEnable(GL_LIGHT0);
+  glEnable(GL_LIGHTING);
+
+  makeFloorTexture();
+
+  /* Setup floor plane for projected shadow calculations. */
+  findPlane(floorPlane, floorVertices[1], floorVertices[2], floorVertices[3]);
+
+  glutMainLoop();
+  return 0;             /* ANSI C requires main to return int. */
+}
diff --git a/progs/demos/drawpix.c b/progs/demos/drawpix.c
index d2f5748674..5490bcc635 100644
--- a/progs/demos/drawpix.c
+++ b/progs/demos/drawpix.c
@@ -28,6 +28,7 @@ static GLfloat Zpos = -1.0;
 static float Xzoom, Yzoom;
 static GLboolean DrawFront = GL_FALSE;
 static GLboolean Dither = GL_TRUE;
+static int win = 0;
 
 
 static void Reset( void )
@@ -215,6 +216,7 @@ static void Key( unsigned char key, int x, int y )
          printf("glDrawBuffer(%s)\n", DrawFront ? "GL_FRONT" : "GL_BACK");
          break;
       case 27:
+         glutDestroyWindow(win);
          exit(0);
          break;
    }
@@ -343,7 +345,7 @@ int main( int argc, char *argv[] )
    else
       glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE);
 
-   glutCreateWindow(argv[0]);
+   win = glutCreateWindow(argv[0]);
 
    Init(ciMode, filename);
    Usage();
diff --git a/progs/demos/engine.c b/progs/demos/engine.c
index 6040a2f103..3cf311e778 100644
--- a/progs/demos/engine.c
+++ b/progs/demos/engine.c
@@ -5,12 +5,11 @@
  * June 2006
  */
 
-#define GL_GLEXT_PROTOTYPES
-
 #include <assert.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 #include "readtex.h"
 #include "trackball.h"
@@ -387,7 +386,10 @@ DrawPositionedPiston(const Engine *eng, float crankAngle)
    glPushMatrix();
       glRotatef(-90, 1, 0, 0);
       glTranslatef(0, 0, pos);
-      DrawPiston(eng);
+      if (eng->PistonList)
+         glCallList(eng->PistonList);
+      else
+         DrawPiston(eng);
    glPopMatrix();
 }
 
@@ -555,7 +557,7 @@ SquareWithHole(float squareSize, float holeRadius)
    for (i = 0; i <= 360; i += 5) {
       const float x1 = holeRadius * cos(DEG_TO_RAD(i));
       const float y1 = holeRadius * sin(DEG_TO_RAD(i));
-      float x2, y2;
+      float x2 = 0.0F, y2 = 0.0F;
       if (i > 315 || i <= 45) {
          x2 = squareSize;
          y2 = squareSize * tan(DEG_TO_RAD(i));
@@ -962,6 +964,28 @@ Draw(void)
 	 glEnable(GL_TEXTURE_2D);
    }
 
+   /* also print out a periodic fps to stdout.  useful for trying to
+    * figure out the performance impact of rendering the string above
+    * with glBitmap.
+    */
+   {
+      static GLint T0 = 0;
+      static GLint Frames = 0;
+      GLint t = glutGet(GLUT_ELAPSED_TIME);
+      
+      Frames++;
+         
+      if (t - T0 >= 5000) {
+         GLfloat seconds = (t - T0) / 1000.0;
+         GLfloat fps = Frames / seconds;
+         printf("%d frames in %6.3f seconds = %6.3f FPS\n", Frames, seconds, fps);
+         fflush(stdout);
+         T0 = t;
+         Frames = 0;
+      }
+   }
+
+
    glutSwapBuffers();
 }
 
@@ -1288,6 +1312,7 @@ main(int argc, char *argv[])
    glutInitWindowSize(WinWidth, WinHeight);
    glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
    glutCreateWindow("OpenGL Engine Demo");
+   glewInit();
    glutReshapeFunc(Reshape);
    glutMouseFunc(Mouse);
    glutMotionFunc(Motion);
diff --git a/progs/demos/fbo_firecube.c b/progs/demos/fbo_firecube.c
index f5ee82a2f1..4e42924a09 100644
--- a/progs/demos/fbo_firecube.c
+++ b/progs/demos/fbo_firecube.c
@@ -29,11 +29,11 @@
  *
  */
 
-#define GL_GLEXT_PROTOTYPES
 #include <math.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 #include "readtex.h"
 
@@ -1037,6 +1037,7 @@ main(int argc, char *argv[])
 
    glutInitWindowSize(WinWidth, WinHeight);
    Win = glutCreateWindow("fbo_firecube");
+   glewInit();
    init(argc, argv);
 
    glutDisplayFunc(draw);
diff --git a/progs/demos/fbotexture.c b/progs/demos/fbotexture.c
new file mode 100644
index 0000000000..56482663dc
--- /dev/null
+++ b/progs/demos/fbotexture.c
@@ -0,0 +1,673 @@
+/*
+ * Test GL_EXT_framebuffer_object render-to-texture
+ *
+ * Draw a teapot into a texture image with stenciling.
+ * Then draw a textured quad using that texture.
+ *
+ * Brian Paul
+ * 18 Apr 2005
+ */
+
+
+#include <GL/glut.h>
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+#include "extfuncs.h"
+
+/* For debug */
+#define DEPTH 1
+#define STENCIL 1
+#define DRAW 1
+
+
+static int Win = 0;
+static int Width = 400, Height = 400;
+
+#if 1
+static GLenum TexTarget = GL_TEXTURE_2D;
+static int TexWidth = 512, TexHeight = 512;
+static GLenum TexIntFormat = GL_RGB; /* either GL_RGB or GL_RGBA */
+#else
+static GLenum TexTarget = GL_TEXTURE_RECTANGLE_ARB;
+static int TexWidth = 200, TexHeight = 200;
+static GLenum TexIntFormat = GL_RGB5; /* either GL_RGB or GL_RGBA */
+#endif
+static GLuint TextureLevel = 0;  /* which texture level to render to */
+
+static GLuint MyFB;
+static GLuint TexObj;
+static GLuint DepthRB = 0, StencilRB = 0;
+static GLboolean Anim = GL_FALSE;
+static GLfloat Rot = 0.0;
+static GLboolean UsePackedDepthStencil = GL_FALSE;
+static GLboolean UsePackedDepthStencilBoth = GL_FALSE;
+static GLboolean Use_ARB_fbo = GL_FALSE;
+static GLboolean Cull = GL_FALSE;
+static GLboolean Wireframe = GL_FALSE;
+
+
+static void
+CheckError(int line)
+{
+   GLenum err = glGetError();
+   if (err) {
+      printf("GL Error 0x%x at line %d\n", (int) err, line);
+   }
+}
+
+
+static void
+Idle(void)
+{
+   Rot = glutGet(GLUT_ELAPSED_TIME) * 0.1;
+   glutPostRedisplay();
+}
+
+
+static void
+RenderTexture(void)
+{
+   GLenum status;
+
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+   glOrtho(-1.0, 1.0, -1.0, 1.0, 5.0, 25.0);
+   glMatrixMode(GL_MODELVIEW);
+   glLoadIdentity();
+   glTranslatef(0.0, 0.0, -15.0);
+
+   /* draw to texture image */
+   glBindFramebuffer_func(GL_FRAMEBUFFER_EXT, MyFB);
+
+   status = glCheckFramebufferStatus_func(GL_FRAMEBUFFER_EXT);
+   if (status != GL_FRAMEBUFFER_COMPLETE_EXT) {
+      printf("Framebuffer incomplete!!!\n");
+   }
+
+   glViewport(0, 0, TexWidth, TexHeight);
+
+   glClearColor(0.5, 0.5, 1.0, 0.0);
+   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
+   CheckError(__LINE__);
+
+#if DEPTH
+   glEnable(GL_DEPTH_TEST);
+#endif
+
+#if STENCIL
+   glEnable(GL_STENCIL_TEST);
+   glStencilFunc(GL_NEVER, 1, ~0);
+   glStencilOp(GL_REPLACE, GL_KEEP, GL_REPLACE);
+#endif
+
+   CheckError(__LINE__);
+
+#if DEPTH || STENCIL
+   /* draw diamond-shaped stencil pattern */
+   glColor3f(0, 1, 0);
+   glBegin(GL_POLYGON);
+   glVertex2f(-0.2,  0.0);
+   glVertex2f( 0.0, -0.2);
+   glVertex2f( 0.2,  0.0);
+   glVertex2f( 0.0,  0.2);
+   glEnd();
+#endif
+
+   /* draw teapot where stencil != 1 */
+#if STENCIL
+   glStencilFunc(GL_NOTEQUAL, 1, ~0);
+   glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
+#endif
+
+   CheckError(__LINE__);
+
+   if (Wireframe) {
+      glPolygonMode(GL_FRONT, GL_LINE);
+   }
+   else {
+      glPolygonMode(GL_FRONT, GL_FILL);
+   }
+
+   if (Cull) {
+      /* cull back */
+      glCullFace(GL_BACK);
+      glEnable(GL_CULL_FACE);
+   }
+   else {
+      glDisable(GL_CULL_FACE);
+   }
+
+#if 0
+   glBegin(GL_POLYGON);
+   glColor3f(1, 0, 0);
+   glVertex2f(-1, -1);
+   glColor3f(0, 1, 0);
+   glVertex2f(1, -1);
+   glColor3f(0, 0, 1);
+   glVertex2f(0, 1);
+   glEnd();
+#else
+   glEnable(GL_LIGHTING);
+   glEnable(GL_LIGHT0);
+   glPushMatrix();
+   glRotatef(0.5 * Rot, 1.0, 0.0, 0.0);
+   glFrontFace(GL_CW); /* Teapot patches backward */
+   glutSolidTeapot(0.5);
+   glFrontFace(GL_CCW);
+   glPopMatrix();
+   glDisable(GL_LIGHTING);
+   /*
+   PrintStencilHistogram(TexWidth, TexHeight);
+   */
+#endif
+
+   glDisable(GL_DEPTH_TEST);
+   glDisable(GL_STENCIL_TEST);
+   glDisable(GL_CULL_FACE);
+   glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
+
+#if DRAW
+   /* Bind normal framebuffer */
+   glBindFramebuffer_func(GL_FRAMEBUFFER_EXT, 0);
+#endif
+
+   CheckError(__LINE__);
+}
+
+
+
+static void
+Display(void)
+{
+   float ar = (float) Width / (float) Height;
+
+   RenderTexture();
+
+   /* draw textured quad in the window */
+#if DRAW
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+   glFrustum(-ar, ar, -1.0, 1.0, 5.0, 25.0);
+   glMatrixMode(GL_MODELVIEW);
+   glLoadIdentity();
+   glTranslatef(0.0, 0.0, -7.0);
+
+   glViewport(0, 0, Width, Height);
+
+   glClearColor(0.25, 0.25, 0.25, 0);
+   glClear(GL_COLOR_BUFFER_BIT);
+
+   glPushMatrix();
+   glRotatef(Rot, 0, 1, 0);
+   glEnable(TexTarget);
+   glBindTexture(TexTarget, TexObj);
+   glBegin(GL_POLYGON);
+   glColor3f(0.25, 0.25, 0.25);
+   if (TexTarget == GL_TEXTURE_2D) {
+      glTexCoord2f(0, 0);
+      glVertex2f(-1, -1);
+      glTexCoord2f(1, 0);
+      glVertex2f(1, -1);
+      glColor3f(1.0, 1.0, 1.0);
+      glTexCoord2f(1, 1);
+      glVertex2f(1, 1);
+      glTexCoord2f(0, 1);
+      glVertex2f(-1, 1);
+   }
+   else {
+      assert(TexTarget == GL_TEXTURE_RECTANGLE_ARB);
+      glTexCoord2f(0, 0);
+      glVertex2f(-1, -1);
+      glTexCoord2f(TexWidth, 0);
+      glVertex2f(1, -1);
+      glColor3f(1.0, 1.0, 1.0);
+      glTexCoord2f(TexWidth, TexHeight);
+      glVertex2f(1, 1);
+      glTexCoord2f(0, TexHeight);
+      glVertex2f(-1, 1);
+   }
+   glEnd();
+   glPopMatrix();
+   glDisable(TexTarget);
+#endif
+
+   glutSwapBuffers();
+   CheckError(__LINE__);
+}
+
+
+static void
+Reshape(int width, int height)
+{
+   glViewport(0, 0, width, height);
+   Width = width;
+   Height = height;
+}
+
+
+static void
+CleanUp(void)
+{
+#if DEPTH
+   glDeleteRenderbuffers_func(1, &DepthRB);
+#endif
+#if STENCIL
+   glDeleteRenderbuffers_func(1, &StencilRB);
+#endif
+   glDeleteFramebuffers_func(1, &MyFB);
+
+   glDeleteTextures(1, &TexObj);
+
+   glutDestroyWindow(Win);
+
+   exit(0);
+}
+
+
+static void
+Key(unsigned char key, int x, int y)
+{
+   (void) x;
+   (void) y;
+   switch (key) {
+   case 'a':
+      Anim = !Anim;
+      if (Anim)
+         glutIdleFunc(Idle);
+      else
+         glutIdleFunc(NULL);
+      break;
+   case 'c':
+      Cull = !Cull;
+      break;
+   case 'w':
+      Wireframe = !Wireframe;
+      break;
+   case 's':
+      Rot += 2.0;
+      break;
+   case 'S':
+      Rot -= 2.0;
+      break;
+   case 27:
+      CleanUp();
+      break;
+   }
+   glutPostRedisplay();
+}
+
+
+/**
+ * Attach depth and stencil renderbuffer(s) to the given framebuffer object.
+ * \param tryDepthStencil  if true, try to use a combined depth+stencil buffer
+ * \param bindDepthStencil  if true, and tryDepthStencil is true, bind with
+ *                          the GL_DEPTH_STENCIL_ATTACHMENT target.
+ * \return GL_TRUE for success, GL_FALSE for failure
+ */
+static GLboolean
+AttachDepthAndStencilBuffers(GLuint fbo,
+                             GLsizei width, GLsizei height,
+                             GLboolean tryDepthStencil,
+                             GLboolean bindDepthStencil,
+                             GLuint *depthRbOut, GLuint *stencilRbOut)
+{
+   GLenum status;
+
+   *depthRbOut = *stencilRbOut = 0;
+
+   glBindFramebuffer_func(GL_FRAMEBUFFER_EXT, fbo);
+
+   if (tryDepthStencil) {
+      GLuint rb;
+
+      glGenRenderbuffers_func(1, &rb);
+      glBindRenderbuffer_func(GL_RENDERBUFFER_EXT, rb);
+      glRenderbufferStorage_func(GL_RENDERBUFFER_EXT,
+                               GL_DEPTH24_STENCIL8_EXT,
+                               width, height);
+      if (glGetError())
+         return GL_FALSE;
+
+      if (bindDepthStencil) {
+         /* attach to both depth and stencil at once */
+         glFramebufferRenderbuffer_func(GL_FRAMEBUFFER_EXT,
+                                      GL_DEPTH_STENCIL_ATTACHMENT,
+                                      GL_RENDERBUFFER_EXT, rb);
+         if (glGetError())
+            return GL_FALSE;
+      }
+      else {
+         /* attach to depth attachment point */
+         glFramebufferRenderbuffer_func(GL_FRAMEBUFFER_EXT,
+                                      GL_DEPTH_ATTACHMENT_EXT,
+                                      GL_RENDERBUFFER_EXT, rb);
+         if (glGetError())
+            return GL_FALSE;
+
+         /* and attach to stencil attachment point */
+         glFramebufferRenderbuffer_func(GL_FRAMEBUFFER_EXT,
+                                      GL_STENCIL_ATTACHMENT_EXT,
+                                      GL_RENDERBUFFER_EXT, rb);
+         if (glGetError())
+            return GL_FALSE;
+      }
+
+      status = glCheckFramebufferStatus_func(GL_FRAMEBUFFER_EXT);
+      if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
+         return GL_FALSE;
+
+      *depthRbOut = *stencilRbOut = rb;
+      return GL_TRUE;
+   }
+
+   /* just depth renderbuffer */
+   {
+      GLuint rb;
+
+      glGenRenderbuffers_func(1, &rb);
+      glBindRenderbuffer_func(GL_RENDERBUFFER_EXT, rb);
+      glRenderbufferStorage_func(GL_RENDERBUFFER_EXT,
+                               GL_DEPTH_COMPONENT,
+                               width, height);
+      if (glGetError())
+         return GL_FALSE;
+
+      /* attach to depth attachment point */
+      glFramebufferRenderbuffer_func(GL_FRAMEBUFFER_EXT,
+                                   GL_DEPTH_ATTACHMENT_EXT,
+                                   GL_RENDERBUFFER_EXT, rb);
+      if (glGetError())
+         return GL_FALSE;
+
+      status = glCheckFramebufferStatus_func(GL_FRAMEBUFFER_EXT);
+      if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
+         return GL_FALSE;
+
+      *depthRbOut = rb;
+   }
+
+   /* just stencil renderbuffer */
+   {
+      GLuint rb;
+
+      glGenRenderbuffers_func(1, &rb);
+      glBindRenderbuffer_func(GL_RENDERBUFFER_EXT, rb);
+      glRenderbufferStorage_func(GL_RENDERBUFFER_EXT,
+                               GL_STENCIL_INDEX,
+                               width, height);
+      if (glGetError())
+         return GL_FALSE;
+
+      /* attach to depth attachment point */
+      glFramebufferRenderbuffer_func(GL_FRAMEBUFFER_EXT,
+                                   GL_STENCIL_ATTACHMENT_EXT,
+                                   GL_RENDERBUFFER_EXT, rb);
+      if (glGetError())
+         return GL_FALSE;
+
+      status = glCheckFramebufferStatus_func(GL_FRAMEBUFFER_EXT);
+      if (status != GL_FRAMEBUFFER_COMPLETE_EXT) {
+         glDeleteRenderbuffers_func(1, depthRbOut);
+         *depthRbOut = 0;
+         glDeleteRenderbuffers_func(1, &rb);
+         return GL_FALSE;
+      }
+
+      *stencilRbOut = rb;
+   }
+
+   return GL_TRUE;
+}
+
+
+static void
+ParseArgs(int argc, char *argv[])
+{
+   GLint i;
+   for (i = 1; i < argc; i++) {
+      if (strcmp(argv[i], "-ds") == 0) {
+         if (!glutExtensionSupported("GL_EXT_packed_depth_stencil")) {
+            printf("GL_EXT_packed_depth_stencil not found!\n");
+            exit(0);
+         }
+         UsePackedDepthStencil = GL_TRUE;
+         printf("Using GL_EXT_packed_depth_stencil\n");
+      }
+      else if (strcmp(argv[i], "-ds2") == 0) {
+         if (!glutExtensionSupported("GL_EXT_packed_depth_stencil")) {
+            printf("GL_EXT_packed_depth_stencil not found!\n");
+            exit(0);
+         }
+         if (!glutExtensionSupported("GL_ARB_framebuffer_object")) {
+            printf("GL_ARB_framebuffer_object not found!\n");
+            exit(0);
+         }
+         UsePackedDepthStencilBoth = GL_TRUE;
+         printf("Using GL_EXT_packed_depth_stencil and GL_DEPTH_STENCIL attachment point\n");
+      }
+      else if (strcmp(argv[i], "-arb") == 0) {
+         if (!glutExtensionSupported("GL_ARB_framebuffer_object")) {
+            printf("Sorry, GL_ARB_framebuffer object not supported!\n");
+         }
+         else {
+            Use_ARB_fbo = GL_TRUE;
+         }
+      }
+      else {
+         printf("Unknown option: %s\n", argv[i]);
+      }
+   }
+}
+
+
+static void
+SetupFunctionPointers(void)
+{
+   GetExtensionFuncs();
+
+   if (Use_ARB_fbo) {
+      /* no-op: use the ARB functions as-is */
+   }
+   else {
+      /* set the ARB-flavor function pointers to point to the EXT functions */
+      glIsRenderbuffer_func = glIsRenderbufferEXT_func;
+      glBindRenderbuffer_func = glBindRenderbufferEXT_func;
+      glDeleteRenderbuffers_func = glDeleteRenderbuffersEXT_func;
+      glGenRenderbuffers_func = glGenRenderbuffersEXT_func;
+      glRenderbufferStorage_func = glRenderbufferStorageEXT_func;
+      glGetRenderbufferParameteriv_func = glGetRenderbufferParameterivEXT_func;
+      glIsFramebuffer_func = glIsFramebufferEXT_func;
+      glBindFramebuffer_func = glBindFramebufferEXT_func;
+      glDeleteFramebuffers_func = glDeleteFramebuffersEXT_func;
+      glGenFramebuffers_func = glGenFramebuffersEXT_func;
+      glCheckFramebufferStatus_func = glCheckFramebufferStatusEXT_func;
+      glFramebufferTexture1D_func = glFramebufferTexture1DEXT_func;
+      glFramebufferTexture2D_func = glFramebufferTexture2DEXT_func;
+      glFramebufferTexture3D_func = glFramebufferTexture3DEXT_func;
+      glFramebufferRenderbuffer_func = glFramebufferRenderbufferEXT_func;
+      glGetFramebufferAttachmentParameteriv_func = glGetFramebufferAttachmentParameterivEXT_func;
+      glGenerateMipmap_func = glGenerateMipmapEXT_func;
+   }
+}
+
+
+/*
+ * Make FBO to render into given texture.
+ */
+static GLuint
+MakeFBO_RenderTexture(GLuint texObj)
+{
+   GLuint fb;
+   GLint sizeFudge = 0;
+
+   glGenFramebuffers_func(1, &fb);
+   glBindFramebuffer_func(GL_FRAMEBUFFER_EXT, fb);
+   /* Render color to texture */
+   glFramebufferTexture2D_func(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
+                             TexTarget, texObj, TextureLevel);
+
+   if (Use_ARB_fbo) {
+      /* use a smaller depth buffer to see what happens */
+      sizeFudge = 90;
+   }
+
+   /* Setup depth and stencil buffers */
+   {
+      GLboolean b;
+      b = AttachDepthAndStencilBuffers(fb,
+                                       TexWidth - sizeFudge,
+                                       TexHeight - sizeFudge,
+                                       UsePackedDepthStencil,
+                                       UsePackedDepthStencilBoth,
+                                       &DepthRB, &StencilRB);
+      if (!b) {
+         /* try !UsePackedDepthStencil */
+         b = AttachDepthAndStencilBuffers(fb,
+                                          TexWidth - sizeFudge,
+                                          TexHeight - sizeFudge,
+                                          !UsePackedDepthStencil,
+                                          UsePackedDepthStencilBoth,
+                                          &DepthRB, &StencilRB);
+      }
+      if (!b) {
+         printf("Unable to create/attach depth and stencil renderbuffers "
+                " to FBO!\n");
+         exit(1);
+      }
+   }
+
+   /* queries */
+   {
+      GLint bits, w, h, name;
+
+      glBindRenderbuffer_func(GL_RENDERBUFFER_EXT, DepthRB);
+      glGetRenderbufferParameteriv_func(GL_RENDERBUFFER_EXT,
+                                      GL_RENDERBUFFER_WIDTH_EXT, &w);
+      glGetRenderbufferParameteriv_func(GL_RENDERBUFFER_EXT,
+                                      GL_RENDERBUFFER_HEIGHT_EXT, &h);
+      printf("Color/Texture size: %d x %d\n", TexWidth, TexHeight);
+      printf("Depth buffer size: %d x %d\n", w, h);
+
+      glGetRenderbufferParameteriv_func(GL_RENDERBUFFER_EXT,
+                                      GL_RENDERBUFFER_DEPTH_SIZE_EXT, &bits);
+      printf("Depth renderbuffer size = %d bits\n", bits);
+
+      glBindRenderbuffer_func(GL_RENDERBUFFER_EXT, StencilRB);
+      glGetRenderbufferParameteriv_func(GL_RENDERBUFFER_EXT,
+                                      GL_RENDERBUFFER_STENCIL_SIZE_EXT, &bits);
+      printf("Stencil renderbuffer size = %d bits\n", bits);
+
+      glGetFramebufferAttachmentParameteriv_func(GL_FRAMEBUFFER_EXT,
+                                      GL_COLOR_ATTACHMENT0,
+                                      GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME_EXT,
+                                      &name);
+      printf("Render to texture name: %d\n", texObj);
+      printf("Color attachment[0] name: %d\n", name);
+      assert(texObj == name);
+
+      glGetFramebufferAttachmentParameteriv_func(GL_FRAMEBUFFER_EXT,
+                                      GL_STENCIL_ATTACHMENT,
+                                      GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME_EXT,
+                                      &name);
+      printf("Stencil attachment name: %d\n", name);
+
+      glGetFramebufferAttachmentParameteriv_func(GL_FRAMEBUFFER_EXT,
+                                      GL_DEPTH_ATTACHMENT,
+                                      GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME_EXT,
+                                      &name);
+      printf("Depth attachment name: %d\n", name);
+
+   }
+   /* bind the regular framebuffer */
+   glBindFramebuffer_func(GL_FRAMEBUFFER_EXT, 0);
+
+   return fb;
+}
+
+
+static void
+Init(void)
+{
+   if (!glutExtensionSupported("GL_EXT_framebuffer_object")) {
+      printf("GL_EXT_framebuffer_object not found!\n");
+      exit(0);
+   }
+
+   printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
+
+   SetupFunctionPointers();
+
+   /* lighting */
+   {
+      static const GLfloat mat[4] = { 1.0, 0.5, 0.5, 1.0 };
+      glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat);
+   }
+
+   /*
+    * Make texture object/image (we'll render into this texture)
+    */
+   {
+      glGenTextures(1, &TexObj);
+      glBindTexture(TexTarget, TexObj);
+
+      /* make two image levels */
+      glTexImage2D(TexTarget, 0, TexIntFormat, TexWidth, TexHeight, 0,
+                   GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+      if (TexTarget == GL_TEXTURE_2D) {
+         glTexImage2D(TexTarget, 1, TexIntFormat, TexWidth/2, TexHeight/2, 0,
+                      GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+         TexWidth = TexWidth >> TextureLevel;
+         TexHeight = TexHeight >> TextureLevel;
+         glTexParameteri(TexTarget, GL_TEXTURE_MAX_LEVEL, TextureLevel);
+      }
+
+      glTexParameteri(TexTarget, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+      glTexParameteri(TexTarget, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+      glTexParameteri(TexTarget, GL_TEXTURE_BASE_LEVEL, TextureLevel);
+      glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+   }
+
+   MyFB = MakeFBO_RenderTexture(TexObj);
+}
+
+
+static void
+Usage(void)
+{
+   printf("Usage:\n");
+   printf("  -ds  Use combined depth/stencil renderbuffer\n");
+   printf("  -arb Try GL_ARB_framebuffer_object's mismatched buffer sizes\n");
+   printf("  -ds2 Try GL_ARB_framebuffer_object's GL_DEPTH_STENCIL_ATTACHMENT\n");
+   printf("Keys:\n");
+   printf("  a    Toggle animation\n");
+   printf("  s/s  Step/rotate\n");
+   printf("  c    Toggle back-face culling\n");
+   printf("  w    Toggle wireframe mode (front-face only)\n");
+   printf("  Esc  Exit\n");
+}
+
+
+int
+main(int argc, char *argv[])
+{
+   glutInit(&argc, argv);
+   glutInitWindowPosition(0, 0);
+   glutInitWindowSize(Width, Height);
+   glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
+   Win = glutCreateWindow(argv[0]);
+   glutReshapeFunc(Reshape);
+   glutKeyboardFunc(Key);
+   glutDisplayFunc(Display);
+   if (Anim)
+      glutIdleFunc(Idle);
+
+   ParseArgs(argc, argv);
+   Init();
+   Usage();
+
+   glutMainLoop();
+   return 0;
+}
diff --git a/progs/demos/fogcoord.c b/progs/demos/fogcoord.c
index 00c73c6f04..6f50993c98 100644
--- a/progs/demos/fogcoord.c
+++ b/progs/demos/fogcoord.c
@@ -7,19 +7,16 @@
  * Daniel Borca
  */
 
-#define GL_GLEXT_PROTOTYPES
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 #define DEPTH 5.0f
 
-static PFNGLFOGCOORDFEXTPROC glFogCoordf_ext;
 static PFNGLFOGCOORDPOINTEREXTPROC glFogCoordPointer_ext;
 
-static GLboolean have_fog_coord;
-
 static GLfloat camz;
 
 static GLint fogMode;
@@ -45,10 +42,11 @@ Reset(void)
 }
 
 
-static void APIENTRY
-glFogCoordf_nop (GLfloat f)
+static void
+glFogCoordf_ext (GLfloat f)
 {
-   (void)f;
+   if (fogCoord)
+      glFogCoordfEXT(f);
 }
 
 
@@ -120,14 +118,11 @@ SetFogMode(GLint fogMode)
 static GLboolean
 SetFogCoord(GLboolean fogCoord)
 {
-   glFogCoordf_ext = glFogCoordf_nop;
-
-   if (!have_fog_coord) {
+   if (!GLEW_EXT_fog_coord) {
       return GL_FALSE;
    }
 
    if (fogCoord) {
-      glFogCoordf_ext = (PFNGLFOGCOORDFEXTPROC)glutGetProcAddress("glFogCoordfEXT");
       glFogi(GL_FOG_COORDINATE_SOURCE_EXT, GL_FOG_COORDINATE_EXT);
    }
    else {
@@ -340,7 +335,7 @@ Key( unsigned char key, int x, int y )
          SetFogMode(fogMode);
          break;
       case 'c':
-         fogCoord = SetFogCoord(fogCoord ^ GL_TRUE);
+	 fogCoord = SetFogCoord(fogCoord ^ GL_TRUE);
          break;
       case 't':
          Texture = !Texture;
@@ -372,8 +367,7 @@ Init(void)
 
    printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
 
-   have_fog_coord = glutExtensionSupported("GL_EXT_fog_coord");
-   if (!have_fog_coord) {
+   if (!GLEW_EXT_fog_coord) {
       printf("GL_EXT_fog_coord not supported!\n");
    }
 
@@ -400,10 +394,9 @@ Init(void)
    glEnableClientState(GL_TEXTURE_COORD_ARRAY);
    glTexCoordPointer(2, GL_FLOAT, 0, texcoord_pointer);
 
-   if (have_fog_coord) {
-      glFogCoordPointer_ext = (PFNGLFOGCOORDPOINTEREXTPROC)glutGetProcAddress("glFogCoordPointerEXT");
+   if (GLEW_EXT_fog_coord) {
       glEnableClientState(GL_FOG_COORDINATE_ARRAY_EXT);
-      glFogCoordPointer_ext(GL_FLOAT, 0, fogcoord_pointer);
+      glFogCoordPointerEXT(GL_FLOAT, 0, fogcoord_pointer);
    }
 
    Reset();
@@ -417,6 +410,7 @@ main( int argc, char *argv[] )
    glutInitWindowSize( 600, 600 );
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/demos/fplight.c b/progs/demos/fplight.c
index fb510cccc8..c297354103 100644
--- a/progs/demos/fplight.c
+++ b/progs/demos/fplight.c
@@ -10,7 +10,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -273,6 +273,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 200, 200 );
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
    Win = glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutSpecialFunc( SpecialKey );
diff --git a/progs/demos/fslight.c b/progs/demos/fslight.c
index e6d83bf8fb..f0d76a4a06 100644
--- a/progs/demos/fslight.c
+++ b/progs/demos/fslight.c
@@ -105,6 +105,7 @@ Redisplay(void)
          GLfloat fps = frames / seconds;
          printf("%d frames in %6.3f seconds = %6.3f FPS\n",
                 frames, seconds, fps);
+         fflush(stdout);
          t0 = t;
          frames = 0;
       }
@@ -225,33 +226,6 @@ static void
 TestFunctions(void)
 {
    printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
-   {
-      GLfloat pos[3];
-      printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
-      printf("Light pos %g %g %g\n", pos[0], pos[1], pos[2]);
-   }
-
-
-   {
-      GLfloat m[16], result[16];
-      GLint mPos;
-      int i;
-
-      for (i = 0; i < 16; i++)
-         m[i] = (float) i;
-
-      mPos = glGetUniformLocation_func(program, "m");
-      printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
-      glUniformMatrix4fv_func(mPos, 1, GL_FALSE, m);
-      printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
-
-      glGetUniformfv_func(program, mPos, result);
-      printf("Error 0x%x at line %d\n", glGetError(), __LINE__);
-
-      for (i = 0; i < 16; i++) {
-         printf("%8g %8g\n", m[i], result[i]);
-      }
-   }
 
    assert(glIsProgram_func(program));
    assert(glIsShader_func(fragShader));
@@ -280,6 +254,22 @@ TestFunctions(void)
       glGetProgramInfoLog_func(program, 1000, &len, log);
       printf("Program Info Log: %s\n", log);
    }
+
+   /* active uniforms */
+   {
+      GLint n, max, i;
+      glGetProgramiv_func(program, GL_ACTIVE_UNIFORMS, &n);
+      glGetProgramiv_func(program, GL_ACTIVE_UNIFORM_MAX_LENGTH, &max);
+      printf("Num uniforms: %d  Max name length: %d\n", n, max);
+      for (i = 0; i < n; i++) {
+         GLint size, len;
+         GLenum type;
+         char name[100];
+         glGetActiveUniform_func(program, i, 100, &len, &size, &type, name);
+         printf("  %d: %s nameLen=%d size=%d type=0x%x\n",
+                i, name, len, size, type);
+      }
+   }
 }
 
 
@@ -512,7 +502,9 @@ Init(void)
    glUniform4fv_func(uDiffuse, 1, diffuse);
    glUniform4fv_func(uSpecular, 1, specular);
    /*   assert(glGetError() == 0);*/
+#if TEXTURE
    glUniform1i_func(uTexture, 2);  /* use texture unit 2 */
+#endif
    /*assert(glGetError() == 0);*/
 
    if (CoordAttrib) {
@@ -591,10 +583,14 @@ ParseOptions(int argc, char *argv[])
    int i;
    for (i = 1; i < argc; i++) {
       if (strcmp(argv[i], "-fs") == 0) {
-         FragProgFile = argv[i+1];
+         FragProgFile = argv[++i];
       }
       else if (strcmp(argv[i], "-vs") == 0) {
-         VertProgFile = argv[i+1];
+         VertProgFile = argv[++i];
+      }
+      else {
+         fprintf(stderr, "unknown option %s\n", argv[i]);
+         break;
       }
    }
 }
diff --git a/progs/demos/gearbox.c b/progs/demos/gearbox.c
index 35bde04417..2dcf32f92f 100644
--- a/progs/demos/gearbox.c
+++ b/progs/demos/gearbox.c
@@ -314,6 +314,7 @@ draw(void)
          GLfloat seconds = (t - T0) / 1000.0;
          GLfloat fps = Frames / seconds;
          printf("%d frames in %6.3f seconds = %6.3f FPS\n", Frames, seconds, fps);
+         fflush(stdout);
          T0 = t;
          Frames = 0;
       }
diff --git a/progs/demos/gears.c b/progs/demos/gears.c
index 2a9fefefb5..6016162d6f 100644
--- a/progs/demos/gears.c
+++ b/progs/demos/gears.c
@@ -219,6 +219,7 @@ draw(void)
       GLfloat seconds = (t - T0) / 1000.0;
       GLfloat fps = Frames / seconds;
       printf("%d frames in %6.3f seconds = %6.3f FPS\n", Frames, seconds, fps);
+      fflush(stdout);
       T0 = t;
       Frames = 0;
       if ((t >= 999.0 * autoexit) && (autoexit)) {
diff --git a/progs/demos/geartrain.c b/progs/demos/geartrain.c
index 8363f2abc6..8fe405e807 100644
--- a/progs/demos/geartrain.c
+++ b/progs/demos/geartrain.c
@@ -905,6 +905,7 @@ draw (void)
 	    GLfloat seconds = (t - T0) / 1000.0;
 	    GLfloat fps = Frames / seconds;
 	    printf("%d frames in %g seconds = %g FPS\n", Frames, seconds, fps);
+            fflush(stdout);
 	    T0 = t;
 	    Frames = 0;
 	}
diff --git a/progs/demos/gloss.c b/progs/demos/gloss.c
index 9974f0dab2..69694b23a0 100644
--- a/progs/demos/gloss.c
+++ b/progs/demos/gloss.c
@@ -22,6 +22,7 @@
 #include <stdlib.h>
 #include <math.h>
 #include <string.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 #include "readtex.h"
@@ -131,6 +132,7 @@ static void Display( void )
          GLfloat seconds = (t - T0) / 1000.0;
          GLfloat fps = Frames / seconds;
          printf("%d frames in %g seconds = %g FPS\n", Frames, seconds, fps);
+         fflush(stdout);
          T0 = t;
          Frames = 0;
       }
@@ -438,6 +440,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize(WinWidth, WinHeight);
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
    glutCreateWindow(argv[0] );
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutDisplayFunc( Display );
diff --git a/progs/demos/glslnoise.c b/progs/demos/glslnoise.c
deleted file mode 100644
index 4ee1292816..0000000000
--- a/progs/demos/glslnoise.c
+++ /dev/null
@@ -1,200 +0,0 @@
-/*
- * GLSL noise demo.
- *
- * Michal Krol
- * 20 February 2006
- *
- * Based on the original demo by:
- * Stefan Gustavson (stegu@itn.liu.se) 2004, 2005
- */
-
-#ifdef WIN32
-#include <windows.h>
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <GL/gl.h>
-#include <GL/glut.h>
-#include <GL/glext.h>
-
-#ifdef WIN32
-#define GETPROCADDRESS(F) wglGetProcAddress(F)
-#else
-#define GETPROCADDRESS(F) glutGetProcAddress(F)
-#endif
-
-static GLhandleARB fragShader;
-static GLhandleARB vertShader;
-static GLhandleARB program;
-
-static GLint uTime;
-
-static GLint t0 = 0;
-static GLint frames = 0;
-
-static GLfloat u_time = 0.0f;
-
-static PFNGLCREATESHADEROBJECTARBPROC glCreateShaderObjectARB = NULL;
-static PFNGLSHADERSOURCEARBPROC glShaderSourceARB = NULL;
-static PFNGLCOMPILESHADERARBPROC glCompileShaderARB = NULL;
-static PFNGLCREATEPROGRAMOBJECTARBPROC glCreateProgramObjectARB = NULL;
-static PFNGLATTACHOBJECTARBPROC glAttachObjectARB = NULL;
-static PFNGLLINKPROGRAMARBPROC glLinkProgramARB = NULL;
-static PFNGLUSEPROGRAMOBJECTARBPROC glUseProgramObjectARB = NULL;
-static PFNGLGETUNIFORMLOCATIONARBPROC glGetUniformLocationARB = NULL;
-static PFNGLUNIFORM1FARBPROC glUniform1fARB = NULL;
-
-static void Redisplay (void)
-{
-   GLint t;
-
-	glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-
-	glUniform1fARB (uTime, 0.5f * u_time);
-
-	glPushMatrix ();
-	glutSolidSphere (2.0, 20, 10);
-	glPopMatrix ();
-
-	glutSwapBuffers();
-   frames++;
-
-   t = glutGet (GLUT_ELAPSED_TIME);
-   if (t - t0 >= 5000) {
-      GLfloat seconds = (GLfloat) (t - t0) / 1000.0f;
-      GLfloat fps = frames / seconds;
-      printf ("%d frames in %6.3f seconds = %6.3f FPS\n", frames, seconds, fps);
-      t0 = t;
-      frames = 0;
-   }
-}
-
-static void Idle (void)
-{
-	u_time += 0.1f;
-	glutPostRedisplay ();
-}
-
-static void Reshape (int width, int height)
-{
-	glViewport (0, 0, width, height);
-	glMatrixMode (GL_PROJECTION);
-	glLoadIdentity ();
-	glFrustum (-1.0, 1.0, -1.0, 1.0, 5.0, 25.0);
-	glMatrixMode (GL_MODELVIEW);
-	glLoadIdentity ();
-	glTranslatef (0.0f, 0.0f, -15.0f);
-}
-
-static void Key (unsigned char key, int x, int y)
-{
-	(void) x;
-	(void) y;
-
-	switch (key)
-	{
-	case 27:
-		exit(0);
-		break;
-	}
-	glutPostRedisplay ();
-}
-
-static void Init (void)
-{
-   static const char *fragShaderText =
-      "uniform float time;\n"
-      "varying vec3 position;\n"
-      "void main () {\n"
-      "   gl_FragColor = vec4 (vec3 (0.5 + 0.5 * noise1 (vec4 (position, time))), 1.0);\n"
-      "}\n"
-   ;
-   static const char *vertShaderText =
-      "varying vec3 position;\n"
-      "void main () {\n"
-      "   gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;\n"
-      "   position = 4.0 * gl_Vertex.xyz;\n"
-      "}\n"
-   ;
-
-	if (!glutExtensionSupported ("GL_ARB_fragment_shader"))
-	{
-		printf ("Sorry, this demo requires GL_ARB_fragment_shader\n");
-		exit(1);
-	}
-	if (!glutExtensionSupported ("GL_ARB_shader_objects"))
-	{
-		printf ("Sorry, this demo requires GL_ARB_shader_objects\n");
-		exit(1);
-	}
-	if (!glutExtensionSupported ("GL_ARB_shading_language_100"))
-	{
-		printf ("Sorry, this demo requires GL_ARB_shading_language_100\n");
-		exit(1);
-	}
-	if (!glutExtensionSupported ("GL_ARB_vertex_shader"))
-	{
-		printf ("Sorry, this demo requires GL_ARB_vertex_shader\n");
-		exit(1);
-	}
-
-	glCreateShaderObjectARB = (PFNGLCREATESHADEROBJECTARBPROC)
-		GETPROCADDRESS("glCreateShaderObjectARB");
- 	glShaderSourceARB = (PFNGLSHADERSOURCEARBPROC)
-		GETPROCADDRESS("glShaderSourceARB");
- 	glCompileShaderARB = (PFNGLCOMPILESHADERARBPROC)
-		GETPROCADDRESS("glCompileShaderARB");
- 	glCreateProgramObjectARB = (PFNGLCREATEPROGRAMOBJECTARBPROC)
-		GETPROCADDRESS("glCreateProgramObjectARB");
- 	glAttachObjectARB = (PFNGLATTACHOBJECTARBPROC)
-		GETPROCADDRESS("glAttachObjectARB");
- 	glLinkProgramARB = (PFNGLLINKPROGRAMARBPROC)
-		GETPROCADDRESS ("glLinkProgramARB");
- 	glUseProgramObjectARB = (PFNGLUSEPROGRAMOBJECTARBPROC)
-		GETPROCADDRESS("glUseProgramObjectARB");          
-
-	glGetUniformLocationARB = (PFNGLGETUNIFORMLOCATIONARBPROC)
-		GETPROCADDRESS("glGetUniformLocationARB");
-	glUniform1fARB = (PFNGLUNIFORM1FARBPROC)
-		GETPROCADDRESS("glUniform1fARB");
-
-	fragShader = glCreateShaderObjectARB (GL_FRAGMENT_SHADER_ARB);
-	glShaderSourceARB (fragShader, 1, &fragShaderText, NULL);
-	glCompileShaderARB (fragShader);
-
-	vertShader = glCreateShaderObjectARB (GL_VERTEX_SHADER_ARB);
-	glShaderSourceARB (vertShader, 1, &vertShaderText, NULL);
-	glCompileShaderARB (vertShader);
-
-	program = glCreateProgramObjectARB ();
-	glAttachObjectARB (program, fragShader);
-	glAttachObjectARB (program, vertShader);
-	glLinkProgramARB (program);
-	glUseProgramObjectARB (program);
-
-	uTime = glGetUniformLocationARB (program, "time");
-
-	glClearColor (0.0f, 0.1f, 0.3f, 1.0f);
-	glEnable (GL_CULL_FACE);
-	glEnable (GL_DEPTH_TEST);
-
-	printf ("GL_RENDERER = %s\n", (const char *) glGetString (GL_RENDERER));
-}
-
-int main (int argc, char *argv[])
-{
-	glutInit (&argc, argv);
-	glutInitWindowPosition ( 0, 0);
-	glutInitWindowSize (200, 200);
-	glutInitDisplayMode (GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
-	glutCreateWindow (argv[0]);
-	glutReshapeFunc (Reshape);
-	glutKeyboardFunc (Key);
-	glutDisplayFunc (Redisplay);
-	glutIdleFunc (Idle);
-	Init ();
-	glutMainLoop ();
-	return 0;
-}
-
diff --git a/progs/demos/glutfx.c b/progs/demos/glutfx.c
deleted file mode 100644
index 8bf5582389..0000000000
--- a/progs/demos/glutfx.c
+++ /dev/null
@@ -1,189 +0,0 @@
-
-/*
- * Example of how one might use GLUT with the 3Dfx driver in full-screen mode.
- * Note: this only works with X since we're using Mesa's GLX "hack" for
- * using Glide.
- *
- * Goals:
- *   easy setup and input event handling with GLUT
- *   use 3Dfx hardware
- *   automatically set MESA environment variables
- *   don't lose mouse input focus
- *
- * Brian Paul   This file is in the public domain.
- */
-
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#include <GL/glut.h>
-
-
-#define WIDTH 640
-#define HEIGHT 480
-
-
-static int Window = 0;
-static int ScreenWidth, ScreenHeight;
-static GLuint Torus = 0;
-static GLfloat Xrot = 0.0, Yrot = 0.0;
-
-
-
-static void Display( void )
-{
-   static GLfloat blue[4] = {0.2, 0.2, 1.0, 1.0};
-   static GLfloat red[4] = {1.0, 0.2, 0.2, 1.0};
-   static GLfloat green[4] = {0.2, 1.0, 0.2, 1.0};
-
-   glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
-
-   glPushMatrix();
-   glRotatef(Xrot, 1, 0, 0);
-   glRotatef(Yrot, 0, 1, 0);
-
-   glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, blue);
-   glCallList(Torus);
-
-   glRotatef(90.0, 1, 0, 0);
-   glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, red);
-   glCallList(Torus);
-
-   glRotatef(90.0, 0, 1, 0);
-   glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, green);
-   glCallList(Torus);
-
-   glPopMatrix();
-
-   glutSwapBuffers();
-}
-
-
-static void Reshape( int width, int height )
-{
-   float ratio = (float) width / (float) height;
-
-   ScreenWidth = width;
-   ScreenHeight = height;
-
-   /*
-    * The 3Dfx driver is limited to 640 x 480 but the X window may be larger.
-    * Enforce that here.
-    */
-   if (width > WIDTH)
-      width = WIDTH;
-   if (height > HEIGHT)
-      height = HEIGHT;
-
-   glViewport( 0, 0, width, height );
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glFrustum( -ratio, ratio, -1.0, 1.0, 5.0, 30.0 );
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-   glTranslatef( 0.0, 0.0, -20.0 );
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case 27:
-         glutDestroyWindow(Window);
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-static void SpecialKey( int key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case GLUT_KEY_UP:
-         break;
-      case GLUT_KEY_DOWN:
-         break;
-      case GLUT_KEY_LEFT:
-         break;
-      case GLUT_KEY_RIGHT:
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-static void MouseMove( int x, int y )
-{
-   Xrot = y - ScreenWidth / 2;
-   Yrot = x - ScreenHeight / 2;
-   glutPostRedisplay();
-}
-
-
-static void Init( void )
-{
-   Torus = glGenLists(1);
-   glNewList(Torus, GL_COMPILE);
-   glutSolidTorus(0.5, 2.0, 10, 20);
-   glEndList();
-
-   glEnable(GL_LIGHTING);
-   glEnable(GL_LIGHT0);
-
-   glEnable(GL_DEPTH_TEST);
-   glEnable(GL_CULL_FACE);
-}
-
-
-int main( int argc, char *argv[] )
-{
-#ifndef _WIN32
-   printf("NOTE: if you've got 3Dfx VooDoo hardware you must run this");
-   printf(" program as root.\n\n");
-   printf("Move the mouse.  Press ESC to exit.\n\n");
-#endif
-
-   /* Tell Mesa GLX to use 3Dfx driver in fullscreen mode. */
-   putenv("MESA_GLX_FX=fullscreen");
-
-   /* Disable 3Dfx Glide splash screen */
-   putenv("FX_GLIDE_NO_SPLASH=");
-
-   /* Give an initial size and position so user doesn't have to place window */
-   glutInitWindowPosition(0, 0);
-   glutInitWindowSize(WIDTH, HEIGHT);
-   glutInit( &argc, argv );
-
-   glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
-
-   Window = glutCreateWindow(argv[0]);
-   if (!Window) {
-      printf("Error, couldn't open window\n");
-      exit(1);
-   }
-
-   /*
-    * Want the X window to fill the screen so that we don't have to
-    * worry about losing the mouse input focus.
-    * Note that we won't actually see the X window since we never draw
-    * to it, hence, the original X screen's contents aren't disturbed.
-    */
-   glutFullScreen();
-
-   Init();
-
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutSpecialFunc( SpecialKey );
-   glutDisplayFunc( Display );
-   glutPassiveMotionFunc( MouseMove );
-
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/demos/ipers.c b/progs/demos/ipers.c
index 6e153c04e1..5d82b0dc92 100644
--- a/progs/demos/ipers.c
+++ b/progs/demos/ipers.c
@@ -237,10 +237,27 @@ special(int k, int x, int y)
 }
 
 static void
+cleanup(void)
+{
+   int i;
+
+   glDeleteTextures(1, &t1id);
+   glDeleteTextures(1, &t2id);
+
+   glDeleteLists(skydlist, 1);
+   for (i = 0; i < MAX_LOD; i++) {
+      glDeleteLists(LODdlist[i], 1);
+      glDeleteLists(LODnumpoly[i], 1);
+   }
+}
+
+
+static void
 key(unsigned char k, int x, int y)
 {
    switch (k) {
    case 27:
+      cleanup();
       exit(0);
       break;
 
@@ -707,6 +724,7 @@ main(int ac, char **av)
    glutIdleFunc(draw);
 
    glutMainLoop();
+   cleanup();
 
    return 0;
 }
diff --git a/progs/demos/isosurf.c b/progs/demos/isosurf.c
index 10f94b6ace..2e9dff1726 100644
--- a/progs/demos/isosurf.c
+++ b/progs/demos/isosurf.c
@@ -33,7 +33,7 @@
 #include <windows.h>
 #undef CLIP_MASK
 #endif
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include "GL/glut.h"
 
 #include "readtex.h"
@@ -69,6 +69,7 @@
 #define NO_STIPPLE	0x08000000
 #define POLYGON_FILL	0x10000000
 #define POLYGON_LINE	0x20000000
+#define POLYGON_POINT	0x40000000
 
 #define LIGHT_MASK		(LIT|UNLIT|REFLECT)
 #define FILTER_MASK		(POINT_FILTER|LINEAR_FILTER)
@@ -81,7 +82,7 @@
 #define SHADE_MASK		(SHADE_SMOOTH|SHADE_FLAT)
 #define FOG_MASK		(FOG|NO_FOG)
 #define STIPPLE_MASK		(STIPPLE|NO_STIPPLE)
-#define POLYGON_MASK		(POLYGON_FILL|POLYGON_LINE)
+#define POLYGON_MASK		(POLYGON_FILL|POLYGON_LINE|POLYGON_POINT)
 
 #define MAXVERTS 10000
 static GLint maxverts = MAXVERTS;
@@ -147,7 +148,7 @@ static void read_surface( char *filename )
 static void print_flags( const char *msg, GLuint flags ) 
 {
    fprintf(stderr, 
-	   "%s (0x%x): %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
+	   "%s (0x%x): %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
 	   msg, flags,
 	   (flags & GLVERTEX) ? "glVertex, " : "",
 	   (flags & DRAW_ARRAYS) ? "glDrawArrays, " : "",
@@ -166,7 +167,8 @@ static void print_flags( const char *msg, GLuint flags )
 	   (flags & MATERIALS) ? "materials, " : "",
 	   (flags & FOG) ? "fog, " : "",
 	   (flags & STIPPLE) ? "stipple, " : "",
-	   (flags & POLYGON_LINE) ? "polygon mode line, " : "");
+	   (flags & POLYGON_LINE) ? "polygon mode line, " : "",
+	   (flags & POLYGON_POINT) ? "polygon mode point, " : "");
 }
 
 
@@ -512,12 +514,27 @@ static void draw_surface( unsigned int with_state )
       break;
 
    case (GLVERTEX|STRIPS):
-      glBegin( GL_TRIANGLE_STRIP );
-      for (i=0;i<numverts;i++) {
-         glNormal3fv( &data[i][3] );
-         glVertex3fv( &data[i][0] );
+      if (with_state & MATERIALS) {
+         glBegin( GL_TRIANGLE_STRIP );
+         for (i=0;i<numverts;i++) {
+            if (i % 600 == 0 && i != 0) {
+               unsigned j = i / 600;
+               glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, col[j]);
+               glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, col[j]);
+            }
+            glNormal3fv( &data[i][3] );
+            glVertex3fv( &data[i][0] );
+         }
+         glEnd();
+      }
+      else {
+         glBegin( GL_TRIANGLE_STRIP );
+         for (i=0;i<numverts;i++) {
+            glNormal3fv( &data[i][3] );
+            glVertex3fv( &data[i][0] );
+         }
+         glEnd();
       }
-      glEnd();
       break;
 
    default:
@@ -711,9 +728,12 @@ static void ModeMenu(int m)
       if (m & POLYGON_FILL) {
 	 glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
       }
-      else {
+      else if (m & POLYGON_LINE) {
 	 glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
       }
+      else {
+	 glPolygonMode(GL_FRONT_AND_BACK, GL_POINT);
+      }
    }
 
 #ifdef GL_EXT_vertex_array
@@ -827,8 +847,8 @@ static void Init(int argc, char *argv[])
 
    glClearColor(0.0, 0.0, 1.0, 0.0);
    glEnable( GL_DEPTH_TEST );
-   glEnable( GL_VERTEX_ARRAY_EXT );
-   glEnable( GL_NORMAL_ARRAY_EXT );
+   glEnableClientState( GL_VERTEX_ARRAY );
+   glEnableClientState( GL_NORMAL_ARRAY );
 
    glMatrixMode(GL_PROJECTION);
    glLoadIdentity();
@@ -1033,7 +1053,6 @@ static GLint Args(int argc, char **argv)
 int main(int argc, char **argv)
 {
    GLenum type;
-   char *extensions;
 
    GLuint arg_mode = Args(argc, argv);
 
@@ -1055,15 +1074,15 @@ int main(int argc, char **argv)
       exit(0);
    }
 
-   /* Make sure server supports the vertex array extension */
-   extensions = (char *) glGetString( GL_EXTENSIONS );
+   glewInit();
 
-   if (!strstr( extensions, "GL_EXT_vertex_array" ))
+   /* Make sure server supports the vertex array extension */
+   if (!GLEW_EXT_vertex_array)
    {
       printf("Vertex arrays not supported by this renderer\n");
       allowed &= ~(LOCKED|DRAW_ARRAYS|DRAW_ELTS|ARRAY_ELT);
    }
-   else if (!strstr( extensions, "GL_EXT_compiled_vertex_array" ))
+   else if (!GLEW_EXT_compiled_vertex_array)
    {
       printf("Compiled vertex arrays not supported by this renderer\n");
       allowed &= ~LOCKED;
@@ -1090,6 +1109,7 @@ int main(int argc, char **argv)
    glutAddMenuEntry("", 0);
    glutAddMenuEntry("Polygon Mode Fill",     POLYGON_FILL);
    glutAddMenuEntry("Polygon Mode Line",     POLYGON_LINE);
+   glutAddMenuEntry("Polygon Mode Points",   POLYGON_POINT);
    glutAddMenuEntry("", 0);
    glutAddMenuEntry("Point Filtered",        POINT_FILTER);
    glutAddMenuEntry("Linear Filtered",       LINEAR_FILTER);
diff --git a/progs/demos/lodbias.c b/progs/demos/lodbias.c
index c5a2a1b457..30b1ed13d5 100644
--- a/progs/demos/lodbias.c
+++ b/progs/demos/lodbias.c
@@ -42,7 +42,7 @@ static GLfloat Xrot = 0, Yrot = -30, Zrot = 0;
 static GLboolean Anim = GL_TRUE;
 static GLint Bias = 0, BiasStepSign = +1; /* ints avoid fp precision problem */
 static GLint BiasMin = -400, BiasMax = 400;
-
+static int win = 0;
 
 
 static void
@@ -172,6 +172,7 @@ static void Key( unsigned char key, int x, int y )
          Bias = 100.0 * (key - '0');
          break;
       case 27:
+         glutDestroyWindow(win);
          exit(0);
          break;
    }
@@ -281,7 +282,7 @@ int main( int argc, char *argv[] )
    glutInitWindowPosition( 0, 0 );
    glutInitWindowSize( 350, 350 );
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE );
-   glutCreateWindow(argv[0]);
+   win = glutCreateWindow(argv[0]);
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutSpecialFunc( SpecialKey );
diff --git a/progs/demos/multiarb.c b/progs/demos/multiarb.c
index 451fd11efe..85c4e3a266 100644
--- a/progs/demos/multiarb.c
+++ b/progs/demos/multiarb.c
@@ -14,6 +14,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 #include "readtex.h"
@@ -326,6 +327,7 @@ int main( int argc, char *argv[] )
    glutInitWindowPosition( 0, 0 );
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE );
    glutCreateWindow(argv[0] );
+   glewInit();
 
    Init( argc, argv );
 
diff --git a/progs/demos/occlude.c b/progs/demos/occlude.c
deleted file mode 100644
index 8f7b90984e..0000000000
--- a/progs/demos/occlude.c
+++ /dev/null
@@ -1,234 +0,0 @@
-/*
- * GL_HP_occlustion_test demo
- *
- * Brian Paul
- * 31 March 2000
- *
- * Copyright (C) 2000  Brian Paul   All Rights Reserved.
- * 
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- * 
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- * 
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <math.h>
-#include <GL/glut.h>
-#include <GL/glext.h>
-
-
-static GLfloat Xpos = 0;
-static GLboolean Anim = GL_TRUE;
-
-
-static void
-PrintString(const char *s)
-{
-   while (*s) {
-      glutBitmapCharacter(GLUT_BITMAP_8_BY_13, (int) *s);
-      s++;
-   }
-}
-
-
-
-static void Idle(void)
-{
-   static int lastTime = 0;
-   static int sign = +1;
-   int time = glutGet(GLUT_ELAPSED_TIME);
-   float step;
-
-   if (lastTime == 0)
-      lastTime = time;
-   else if (time - lastTime < 20)  /* 50Hz update */
-      return;
-
-   step = (time - lastTime) / 1000.0 * sign;
-   lastTime = time;
-
-   Xpos += step;
-
-   if (Xpos > 2.5) {
-      Xpos = 2.5;
-      sign = -1;
-   }
-   else if (Xpos < -2.5) {
-      Xpos = -2.5;
-      sign = +1;
-   }
-   glutPostRedisplay();
-}
-
-
-static void Display( void )
-{
-   GLboolean result;
-
-   glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
-
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glFrustum( -1.0, 1.0, -1.0, 1.0, 5.0, 25.0 );
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-   glTranslatef( 0.0, 0.0, -15.0 );
-
-   /* draw the occluding polygons */
-   glColor3f(0, 0.6, 0.8);
-   glBegin(GL_QUADS);
-   glVertex2f(-1.6, -1.5);
-   glVertex2f(-0.4, -1.5);
-   glVertex2f(-0.4,  1.5);
-   glVertex2f(-1.6,  1.5);
-
-   glVertex2f( 0.4, -1.5);
-   glVertex2f( 1.6, -1.5);
-   glVertex2f( 1.6,  1.5);
-   glVertex2f( 0.4,  1.5);
-   glEnd();
-
-   /* draw the test polygon with occlusion testing */
-   glPushMatrix();
-   glTranslatef(Xpos, 0, -0.5);
-   glScalef(0.3, 0.3, 1.0);
-   glRotatef(-90.0 * Xpos, 0, 0, 1);
-
-   glEnable(GL_OCCLUSION_TEST_HP);  /* NOTE: enabling the occlusion test */
-                                    /* doesn't clear the result flag! */
-   glColorMask(0, 0, 0, 0);
-   glDepthMask(GL_FALSE);
-   /* this call clear's the result flag.  Not really needed for this demo. */
-   glGetBooleanv(GL_OCCLUSION_TEST_RESULT_HP, &result);
-
-   glBegin(GL_POLYGON);
-   glVertex3f(-1, -1, 0);
-   glVertex3f( 1, -1, 0);
-   glVertex3f( 1,  1, 0);
-   glVertex3f(-1,  1, 0);
-   glEnd();
-
-   glGetBooleanv(GL_OCCLUSION_TEST_RESULT_HP, &result);
-   /* turn off occlusion testing */
-   glDisable(GL_OCCLUSION_TEST_HP);
-   glColorMask(1, 1, 1, 1);
-   glDepthMask(GL_TRUE);
-
-   /* draw the green rect, so we can see what's going on */
-   glColor3f(0.8, 0.5, 0);
-   glBegin(GL_POLYGON);
-   glVertex3f(-1, -1, 0);
-   glVertex3f( 1, -1, 0);
-   glVertex3f( 1,  1, 0);
-   glVertex3f(-1,  1, 0);
-   glEnd();
-
-   glPopMatrix();
-
-
-   /* Print result message */
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glOrtho( -1.0, 1.0, -1.0, 1.0, -1.0, 1.0 );
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-
-   glColor3f(1, 1, 1);
-   glRasterPos3f(-0.25, -0.7, 0);
-
-   if (result)
-      PrintString("   Visible");
-   else
-      PrintString("Fully Occluded");
-
-   glutSwapBuffers();
-}
-
-
-static void Reshape( int width, int height )
-{
-   glViewport( 0, 0, width, height );
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case 'a':
-         Anim = !Anim;
-         if (Anim)
-            glutIdleFunc( Idle );
-         else
-            glutIdleFunc( NULL );
-         break;
-      case 27:
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-static void SpecialKey( int key, int x, int y )
-{
-   const GLfloat step = 0.1;
-   (void) x;
-   (void) y;
-   switch (key) {
-      case GLUT_KEY_LEFT:
-         Xpos -= step;
-         break;
-      case GLUT_KEY_RIGHT:
-         Xpos += step;
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-static void Init( void )
-{
-   const char *ext = (const char *) glGetString(GL_EXTENSIONS);
-   if (!strstr(ext, "GL_HP_occlusion_test")) {
-      printf("Sorry, this demo requires the GL_HP_occlusion_test extension\n");
-      exit(-1);
-   }
-
-   glEnable(GL_DEPTH_TEST);
-}
-
-
-int main( int argc, char *argv[] )
-{
-   glutInit( &argc, argv );
-   glutInitWindowPosition( 0, 0 );
-   glutInitWindowSize( 400, 400 );
-   glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
-   glutCreateWindow(argv[0]);
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutSpecialFunc( SpecialKey );
-   glutIdleFunc( Idle );
-   glutDisplayFunc( Display );
-   Init();
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/demos/paltex.c b/progs/demos/paltex.c
index aa9c0da36b..d0cbcfb5e9 100644
--- a/progs/demos/paltex.c
+++ b/progs/demos/paltex.c
@@ -11,7 +11,7 @@
 #ifdef _WIN32
 #include <windows.h>
 #endif
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -255,6 +255,7 @@ int main( int argc, char *argv[] )
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE );
 
    glutCreateWindow(argv[0]);
+   glewInit();
 
    Init();
    (void) Init2; /* silence warning */
diff --git a/progs/demos/pointblast.c b/progs/demos/pointblast.c
index dbbe2f35a2..2d70b72589 100644
--- a/progs/demos/pointblast.c
+++ b/progs/demos/pointblast.c
@@ -18,7 +18,7 @@
 #ifdef _WIN32
 #include <windows.h>
 #endif
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 /* Some <math.h> files do not define M_PI... */
@@ -194,11 +194,11 @@ redraw(void)
 {
   int i;
 
+  glDepthMask(GL_TRUE);
   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
   if (newModel)
     recalcModelView();
 
-  glDepthMask(GL_FALSE);
 
   /* Draw the floor. */
 /*  glEnable(GL_TEXTURE_2D);*/
@@ -215,7 +215,7 @@ redraw(void)
   glEnd();
 
   /* Allow particles to blend with each other. */
-  glDepthMask(GL_TRUE);
+  glDepthMask(GL_FALSE);
 
   if (blend)
      glEnable(GL_BLEND);
@@ -444,6 +444,7 @@ main(int argc, char **argv)
   }
 
   glutCreateWindow("point burst");
+  glewInit();
   glutDisplayFunc(redraw);
   glutMouseFunc(mouse);
   glutMotionFunc(mouseMotion);
diff --git a/progs/demos/projtex.c b/progs/demos/projtex.c
new file mode 100644
index 0000000000..99154d7bdc
--- /dev/null
+++ b/progs/demos/projtex.c
@@ -0,0 +1,1028 @@
+
+/* projtex.c - by David Yu and David Blythe, SGI */
+
+/**
+ ** Demonstrates simple projective texture mapping.
+ **
+ ** Button1 changes view, Button2 moves texture.
+ **
+ ** (See: Segal, Korobkin, van Widenfelt, Foran, and Haeberli
+ **  "Fast Shadows and Lighting Effects Using Texture Mapping", SIGGRAPH '92)
+ **
+ ** 1994,1995 -- David G Yu
+ **
+ ** cc -o projtex projtex.c texture.c -lglut -lGLU -lGL -lX11 -lm
+ **/
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <GL/glew.h>
+#include <GL/glut.h>
+#include "readtex.h"
+
+
+/* Some <math.h> files do not define M_PI... */
+#ifndef M_PI
+#define M_PI 3.14159265358979323846
+#endif
+
+#define MAX_TEX 4
+int NumTextures = 1;
+
+int winWidth, winHeight;
+
+GLboolean redrawContinuously = GL_FALSE;
+
+float angle, axis[3];
+enum MoveModes {
+  MoveNone, MoveView, MoveObject, MoveTexture
+};
+enum MoveModes mode = MoveNone;
+
+GLfloat objectXform[4][4];
+GLfloat textureXform[MAX_TEX][4][4];
+
+void (*drawObject) (void);
+void (*loadTexture) (void);
+GLboolean textureEnabled = GL_TRUE;
+GLboolean showProjection = GL_TRUE;
+GLboolean linearFilter = GL_TRUE;
+
+char *texFilename[MAX_TEX] = {
+   "../images/girl.rgb",
+   "../images/tile.rgb",
+   "../images/bw.rgb",
+   "../images/reflect.rgb"
+};
+
+
+GLfloat zoomFactor = 1.0;
+
+/*****************************************************************/
+
+
+static void
+ActiveTexture(int i)
+{
+   glActiveTextureARB(i);
+}
+
+
+/* matrix = identity */
+static void
+matrixIdentity(GLfloat matrix[16])
+{
+  matrix[0] = 1.0;
+  matrix[1] = 0.0;
+  matrix[2] = 0.0;
+  matrix[3] = 0.0;
+  matrix[4] = 0.0;
+  matrix[5] = 1.0;
+  matrix[6] = 0.0;
+  matrix[7] = 0.0;
+  matrix[8] = 0.0;
+  matrix[9] = 0.0;
+  matrix[10] = 1.0;
+  matrix[11] = 0.0;
+  matrix[12] = 0.0;
+  matrix[13] = 0.0;
+  matrix[14] = 0.0;
+  matrix[15] = 1.0;
+}
+
+/* matrix2 = transpose(matrix1) */
+static void
+matrixTranspose(GLfloat matrix2[16], GLfloat matrix1[16])
+{
+  matrix2[0] = matrix1[0];
+  matrix2[1] = matrix1[4];
+  matrix2[2] = matrix1[8];
+  matrix2[3] = matrix1[12];
+
+  matrix2[4] = matrix1[1];
+  matrix2[5] = matrix1[5];
+  matrix2[6] = matrix1[9];
+  matrix2[7] = matrix1[13];
+
+  matrix2[8] = matrix1[2];
+  matrix2[9] = matrix1[6];
+  matrix2[10] = matrix1[10];
+  matrix2[11] = matrix1[14];
+
+  matrix2[12] = matrix1[3];
+  matrix2[13] = matrix1[7];
+  matrix2[14] = matrix1[14];
+  matrix2[15] = matrix1[15];
+}
+
+/*****************************************************************/
+
+/* load SGI .rgb image (pad with a border of the specified width and color) */
+#if 0
+static void
+imgLoad(char *filenameIn, int borderIn, GLfloat borderColorIn[4],
+  int *wOut, int *hOut, GLubyte ** imgOut)
+{
+  int border = borderIn;
+  int width, height;
+  int w, h;
+  GLubyte *image, *img, *p;
+  int i, j, components;
+
+  image = (GLubyte *) read_texture(filenameIn, &width, &height, &components);
+  w = width + 2 * border;
+  h = height + 2 * border;
+  img = (GLubyte *) calloc(w * h, 4 * sizeof(unsigned char));
+
+  p = img;
+  for (j = -border; j < height + border; ++j) {
+    for (i = -border; i < width + border; ++i) {
+      if (0 <= j && j <= height - 1 && 0 <= i && i <= width - 1) {
+        p[0] = image[4 * (j * width + i) + 0];
+        p[1] = image[4 * (j * width + i) + 1];
+        p[2] = image[4 * (j * width + i) + 2];
+        p[3] = 0xff;
+      } else {
+        p[0] = borderColorIn[0] * 0xff;
+        p[1] = borderColorIn[1] * 0xff;
+        p[2] = borderColorIn[2] * 0xff;
+        p[3] = borderColorIn[3] * 0xff;
+      }
+      p += 4;
+    }
+  }
+  free(image);
+  *wOut = w;
+  *hOut = h;
+  *imgOut = img;
+}
+#endif
+
+
+/*****************************************************************/
+
+/* Load the image file specified on the command line as the current texture */
+static void
+loadImageTextures(void)
+{
+  GLfloat borderColor[4] =
+  {1.0, 1.0, 1.0, 1.0};
+  int tex;
+
+  for (tex = 0; tex < NumTextures; tex++) {
+     GLubyte *image, *texData3, *texData4;
+     GLint imgWidth, imgHeight;
+     GLenum imgFormat;
+     int i, j;
+
+     printf("loading %s\n", texFilename[tex]);
+     image = LoadRGBImage(texFilename[tex], &imgWidth, &imgHeight, &imgFormat);
+     if (!image) {
+        printf("can't find %s\n", texFilename[tex]);
+        exit(1);
+     }
+     assert(imgFormat == GL_RGB);
+
+     /* scale to 256x256 */
+     texData3 = malloc(256 * 256 * 4);
+     texData4 = malloc(256 * 256 * 4);
+     assert(texData3);
+     assert(texData4);
+     gluScaleImage(imgFormat, imgWidth, imgHeight, GL_UNSIGNED_BYTE, image,
+                   256, 256, GL_UNSIGNED_BYTE, texData3);
+
+     /* convert to rgba */
+     for (i = 0; i < 256 * 256; i++) {
+        texData4[i*4+0] = texData3[i*3+0];
+        texData4[i*4+1] = texData3[i*3+1];
+        texData4[i*4+2] = texData3[i*3+2];
+        texData4[i*4+3] = 128;
+     }
+
+     /* put transparent border around image */
+     for (i = 0; i < 256; i++) {
+        texData4[i*4+0] = 255;
+        texData4[i*4+1] = 255;
+        texData4[i*4+2] = 255;
+        texData4[i*4+3] = 0;
+     }
+     j = 256 * 255 * 4;
+     for (i = 0; i < 256; i++) {
+        texData4[j + i*4+0] = 255;
+        texData4[j + i*4+1] = 255;
+        texData4[j + i*4+2] = 255;
+        texData4[j + i*4+3] = 0;
+     }
+     for (i = 0; i < 256; i++) {
+        j = i * 256 * 4;
+        texData4[j+0] = 255;
+        texData4[j+1] = 255;
+        texData4[j+2] = 255;
+        texData4[j+3] = 0;
+     }
+     for (i = 0; i < 256; i++) {
+        j = i * 256 * 4 + 255 * 4;
+        texData4[j+0] = 255;
+        texData4[j+1] = 255;
+        texData4[j+2] = 255;
+        texData4[j+3] = 0;
+     }
+
+     ActiveTexture(GL_TEXTURE0_ARB + tex);
+     glBindTexture(GL_TEXTURE_2D, tex + 1);
+
+     glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+     glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 256, 256, 0,
+                  GL_RGBA, GL_UNSIGNED_BYTE, texData4);
+
+     if (linearFilter) {
+       glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+       glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+     } else {
+       glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+       glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+     }
+     glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, borderColor);
+  }
+}
+
+/* Create a simple spotlight pattern and make it the current texture */
+static void
+loadSpotlightTexture(void)
+{
+  static int texWidth = 64, texHeight = 64;
+  static GLubyte *texData;
+  GLfloat borderColor[4] =
+  {0.1, 0.1, 0.1, 1.0};
+
+  if (!texData) {
+    GLubyte *p;
+    int i, j;
+
+    texData = (GLubyte *) malloc(texWidth * texHeight * 4 * sizeof(GLubyte));
+
+    p = texData;
+    for (j = 0; j < texHeight; ++j) {
+      float dy = (texHeight * 0.5 - j + 0.5) / (texHeight * 0.5);
+
+      for (i = 0; i < texWidth; ++i) {
+        float dx = (texWidth * 0.5 - i + 0.5) / (texWidth * 0.5);
+        float r = cos(M_PI / 2.0 * sqrt(dx * dx + dy * dy));
+        float c;
+
+        r = (r < 0) ? 0 : r * r;
+        c = 0xff * (r + borderColor[0]);
+        p[0] = (c <= 0xff) ? c : 0xff;
+        c = 0xff * (r + borderColor[1]);
+        p[1] = (c <= 0xff) ? c : 0xff;
+        c = 0xff * (r + borderColor[2]);
+        p[2] = (c <= 0xff) ? c : 0xff;
+        c = 0xff * (r + borderColor[3]);
+        p[3] = (c <= 0xff) ? c : 0xff;
+        p += 4;
+      }
+    }
+  }
+  if (linearFilter) {
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+  } else {
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+  }
+  glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, borderColor);
+  gluBuild2DMipmaps(GL_TEXTURE_2D, 4, texWidth, texHeight,
+    GL_RGBA, GL_UNSIGNED_BYTE, texData);
+}
+
+/*****************************************************************/
+
+static void
+checkErrors(void)
+{
+  GLenum error;
+  while ((error = glGetError()) != GL_NO_ERROR) {
+    fprintf(stderr, "Error: %s\n", (char *) gluErrorString(error));
+  }
+}
+
+static void
+drawCube(void)
+{
+  glBegin(GL_QUADS);
+
+  glNormal3f(-1.0, 0.0, 0.0);
+  glColor3f(0.80, 0.50, 0.50);
+  glVertex3f(-0.5, -0.5, -0.5);
+  glVertex3f(-0.5, -0.5, 0.5);
+  glVertex3f(-0.5, 0.5, 0.5);
+  glVertex3f(-0.5, 0.5, -0.5);
+
+  glNormal3f(1.0, 0.0, 0.0);
+  glColor3f(0.50, 0.80, 0.50);
+  glVertex3f(0.5, 0.5, 0.5);
+  glVertex3f(0.5, -0.5, 0.5);
+  glVertex3f(0.5, -0.5, -0.5);
+  glVertex3f(0.5, 0.5, -0.5);
+
+  glNormal3f(0.0, -1.0, 0.0);
+  glColor3f(0.50, 0.50, 0.80);
+  glVertex3f(-0.5, -0.5, -0.5);
+  glVertex3f(0.5, -0.5, -0.5);
+  glVertex3f(0.5, -0.5, 0.5);
+  glVertex3f(-0.5, -0.5, 0.5);
+
+  glNormal3f(0.0, 1.0, 0.0);
+  glColor3f(0.50, 0.80, 0.80);
+  glVertex3f(0.5, 0.5, 0.5);
+  glVertex3f(0.5, 0.5, -0.5);
+  glVertex3f(-0.5, 0.5, -0.5);
+  glVertex3f(-0.5, 0.5, 0.5);
+
+  glNormal3f(0.0, 0.0, -1.0);
+  glColor3f(0.80, 0.50, 0.80);
+  glVertex3f(-0.5, -0.5, -0.5);
+  glVertex3f(-0.5, 0.5, -0.5);
+  glVertex3f(0.5, 0.5, -0.5);
+  glVertex3f(0.5, -0.5, -0.5);
+
+  glNormal3f(0.0, 0.0, 1.0);
+  glColor3f(1.00, 0.80, 0.50);
+  glVertex3f(0.5, 0.5, 0.5);
+  glVertex3f(-0.5, 0.5, 0.5);
+  glVertex3f(-0.5, -0.5, 0.5);
+  glVertex3f(0.5, -0.5, 0.5);
+  glEnd();
+}
+
+static void
+drawDodecahedron(void)
+{
+#define A (0.5 * 1.61803)  /* (sqrt(5) + 1) / 2 */
+#define B (0.5 * 0.61803)  /* (sqrt(5) - 1) / 2 */
+#define C (0.5 * 1.0)
+  GLfloat vertexes[20][3] =
+  {
+    {-A, 0.0, B},
+    {-A, 0.0, -B},
+    {A, 0.0, -B},
+    {A, 0.0, B},
+    {B, -A, 0.0},
+    {-B, -A, 0.0},
+    {-B, A, 0.0},
+    {B, A, 0.0},
+    {0.0, B, -A},
+    {0.0, -B, -A},
+    {0.0, -B, A},
+    {0.0, B, A},
+    {-C, -C, C},
+    {-C, -C, -C},
+    {C, -C, -C},
+    {C, -C, C},
+    {-C, C, C},
+    {-C, C, -C},
+    {C, C, -C},
+    {C, C, C},
+  };
+#undef A
+#undef B
+#undef C
+  GLint polygons[12][5] =
+  {
+    {0, 12, 10, 11, 16},
+    {1, 17, 8, 9, 13},
+    {2, 14, 9, 8, 18},
+    {3, 19, 11, 10, 15},
+    {4, 14, 2, 3, 15},
+    {5, 12, 0, 1, 13},
+    {6, 17, 1, 0, 16},
+    {7, 19, 3, 2, 18},
+    {8, 17, 6, 7, 18},
+    {9, 14, 4, 5, 13},
+    {10, 12, 5, 4, 15},
+    {11, 19, 7, 6, 16},
+  };
+  int i;
+
+  glColor3f(0.75, 0.75, 0.75);
+  for (i = 0; i < 12; ++i) {
+    GLfloat *p0, *p1, *p2, d;
+    GLfloat u[3], v[3], n[3];
+
+    p0 = &vertexes[polygons[i][0]][0];
+    p1 = &vertexes[polygons[i][1]][0];
+    p2 = &vertexes[polygons[i][2]][0];
+
+    u[0] = p2[0] - p1[0];
+    u[1] = p2[1] - p1[1];
+    u[2] = p2[2] - p1[2];
+
+    v[0] = p0[0] - p1[0];
+    v[1] = p0[1] - p1[1];
+    v[2] = p0[2] - p1[2];
+
+    n[0] = u[1] * v[2] - u[2] * v[1];
+    n[1] = u[2] * v[0] - u[0] * v[2];
+    n[2] = u[0] * v[1] - u[1] * v[0];
+
+    d = 1.0 / sqrt(n[0] * n[0] + n[1] * n[1] + n[2] * n[2]);
+    n[0] *= d;
+    n[1] *= d;
+    n[2] *= d;
+
+    glBegin(GL_POLYGON);
+    glNormal3fv(n);
+    glVertex3fv(p0);
+    glVertex3fv(p1);
+    glVertex3fv(p2);
+    glVertex3fv(vertexes[polygons[i][3]]);
+    glVertex3fv(vertexes[polygons[i][4]]);
+    glEnd();
+  }
+}
+
+static void
+drawSphere(void)
+{
+  int numMajor = 24;
+  int numMinor = 32;
+  float radius = 0.8;
+  double majorStep = (M_PI / numMajor);
+  double minorStep = (2.0 * M_PI / numMinor);
+  int i, j;
+
+  glColor3f(0.50, 0.50, 0.50);
+  for (i = 0; i < numMajor; ++i) {
+    double a = i * majorStep;
+    double b = a + majorStep;
+    double r0 = radius * sin(a);
+    double r1 = radius * sin(b);
+    GLfloat z0 = radius * cos(a);
+    GLfloat z1 = radius * cos(b);
+
+    glBegin(GL_TRIANGLE_STRIP);
+    for (j = 0; j <= numMinor; ++j) {
+      double c = j * minorStep;
+      GLfloat x = cos(c);
+      GLfloat y = sin(c);
+
+      glNormal3f((x * r0) / radius, (y * r0) / radius, z0 / radius);
+      glTexCoord2f(j / (GLfloat) numMinor, i / (GLfloat) numMajor);
+      glVertex3f(x * r0, y * r0, z0);
+
+      glNormal3f((x * r1) / radius, (y * r1) / radius, z1 / radius);
+      glTexCoord2f(j / (GLfloat) numMinor, (i + 1) / (GLfloat) numMajor);
+      glVertex3f(x * r1, y * r1, z1);
+    }
+    glEnd();
+  }
+}
+
+/*****************************************************************/
+
+float xmin = -0.035, xmax = 0.035;
+float ymin = -0.035, ymax = 0.035;
+float nnear = 0.1;
+float ffar = 1.9;
+float distance = -1.0;
+
+static void
+loadTextureProjection(int texUnit, GLfloat m[16])
+{
+  GLfloat mInverse[4][4];
+
+  /* Should use true inverse, but since m consists only of rotations, we can
+     just use the transpose. */
+  matrixTranspose((GLfloat *) mInverse, m);
+
+  ActiveTexture(GL_TEXTURE0_ARB + texUnit);
+  glMatrixMode(GL_TEXTURE);
+  glLoadIdentity();
+  glTranslatef(0.5, 0.5, 0.0);
+  glScalef(0.5, 0.5, 1.0);
+  glFrustum(xmin, xmax, ymin, ymax, nnear, ffar);
+  glTranslatef(0.0, 0.0, distance);
+  glMultMatrixf((GLfloat *) mInverse);
+  glMatrixMode(GL_MODELVIEW);
+}
+
+static void
+drawTextureProjection(void)
+{
+  float t = ffar / nnear;
+  GLfloat n[4][3];
+  GLfloat f[4][3];
+
+  n[0][0] = xmin;
+  n[0][1] = ymin;
+  n[0][2] = -(nnear + distance);
+
+  n[1][0] = xmax;
+  n[1][1] = ymin;
+  n[1][2] = -(nnear + distance);
+
+  n[2][0] = xmax;
+  n[2][1] = ymax;
+  n[2][2] = -(nnear + distance);
+
+  n[3][0] = xmin;
+  n[3][1] = ymax;
+  n[3][2] = -(nnear + distance);
+
+  f[0][0] = xmin * t;
+  f[0][1] = ymin * t;
+  f[0][2] = -(ffar + distance);
+
+  f[1][0] = xmax * t;
+  f[1][1] = ymin * t;
+  f[1][2] = -(ffar + distance);
+
+  f[2][0] = xmax * t;
+  f[2][1] = ymax * t;
+  f[2][2] = -(ffar + distance);
+
+  f[3][0] = xmin * t;
+  f[3][1] = ymax * t;
+  f[3][2] = -(ffar + distance);
+
+  glColor3f(1.0, 1.0, 0.0);
+  glBegin(GL_LINE_LOOP);
+  glVertex3fv(n[0]);
+  glVertex3fv(n[1]);
+  glVertex3fv(n[2]);
+  glVertex3fv(n[3]);
+  glVertex3fv(f[3]);
+  glVertex3fv(f[2]);
+  glVertex3fv(f[1]);
+  glVertex3fv(f[0]);
+  glVertex3fv(n[0]);
+  glVertex3fv(n[1]);
+  glVertex3fv(f[1]);
+  glVertex3fv(f[0]);
+  glVertex3fv(f[3]);
+  glVertex3fv(f[2]);
+  glVertex3fv(n[2]);
+  glVertex3fv(n[3]);
+  glEnd();
+}
+
+/*****************************************************************/
+
+static void
+initialize(void)
+{
+  GLfloat light0Pos[4] =
+  {0.3, 0.3, 0.0, 1.0};
+  GLfloat matAmb[4] =
+  {0.01, 0.01, 0.01, 1.00};
+  GLfloat matDiff[4] =
+  {0.65, 0.65, 0.65, 1.00};
+  GLfloat matSpec[4] =
+  {0.30, 0.30, 0.30, 1.00};
+  GLfloat matShine = 10.0;
+  GLfloat eyePlaneS[] =
+  {1.0, 0.0, 0.0, 0.0};
+  GLfloat eyePlaneT[] =
+  {0.0, 1.0, 0.0, 0.0};
+  GLfloat eyePlaneR[] =
+  {0.0, 0.0, 1.0, 0.0};
+  GLfloat eyePlaneQ[] =
+  {0.0, 0.0, 0.0, 1.0};
+  int i;
+
+  /* Setup Misc.  */
+  glClearColor(0.41, 0.41, 0.31, 0.0);
+
+  glEnable(GL_DEPTH_TEST);
+
+  /*  glLineWidth(2.0);*/
+
+  glCullFace(GL_FRONT);
+  glEnable(GL_CULL_FACE);
+
+  glMatrixMode(GL_PROJECTION);
+  glFrustum(-0.5, 0.5, -0.5, 0.5, 1, 3);
+  glMatrixMode(GL_MODELVIEW);
+  glTranslatef(0, 0, -2);
+
+  matrixIdentity((GLfloat *) objectXform);
+  for (i = 0; i < NumTextures; i++) {
+     matrixIdentity((GLfloat *) textureXform[i]);
+  }
+
+  glMatrixMode(GL_PROJECTION);
+  glPushMatrix();
+  glLoadIdentity();
+  glOrtho(0, 1, 0, 1, -1, 1);
+  glMatrixMode(GL_MODELVIEW);
+  glPushMatrix();
+  glLoadIdentity();
+
+  glRasterPos2i(0, 0);
+
+  glPopMatrix();
+  glMatrixMode(GL_PROJECTION);
+  glPopMatrix();
+  glMatrixMode(GL_MODELVIEW);
+
+  /* Setup Lighting */
+  glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, matAmb);
+  glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, matDiff);
+  glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, matSpec);
+  glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, matShine);
+
+  glEnable(GL_COLOR_MATERIAL);
+
+  glLightfv(GL_LIGHT0, GL_POSITION, light0Pos);
+  glEnable(GL_LIGHT0);
+
+  glLightModeli(GL_LIGHT_MODEL_TWO_SIDE, GL_TRUE);
+  glEnable(GL_LIGHTING);
+
+  /* Setup Texture */
+
+  (*loadTexture) ();
+
+
+  for (i = 0; i < NumTextures; i++) {
+     ActiveTexture(GL_TEXTURE0_ARB + i);
+
+     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
+     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
+     glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+
+     glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_EYE_LINEAR);
+     glTexGenfv(GL_S, GL_EYE_PLANE, eyePlaneS);
+
+     glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, GL_EYE_LINEAR);
+     glTexGenfv(GL_T, GL_EYE_PLANE, eyePlaneT);
+
+     glTexGeni(GL_R, GL_TEXTURE_GEN_MODE, GL_EYE_LINEAR);
+     glTexGenfv(GL_R, GL_EYE_PLANE, eyePlaneR);
+
+     glTexGeni(GL_Q, GL_TEXTURE_GEN_MODE, GL_EYE_LINEAR);
+     glTexGenfv(GL_Q, GL_EYE_PLANE, eyePlaneQ);
+  }
+}
+
+static void
+display(void)
+{
+  int i;
+
+  glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+  if (textureEnabled) {
+    if (mode == MoveTexture || mode == MoveView) {
+      /* Have OpenGL compute the new transformation (simple but slow). */
+      for (i = 0; i < NumTextures; i++) {
+        glPushMatrix();
+        glLoadIdentity();
+#if 0
+        if (i & 1)
+           glRotatef(angle, axis[0], axis[1], axis[2]);
+        else
+#endif
+           glRotatef(angle*(i+1), axis[0], axis[1], axis[2]);
+
+        glMultMatrixf((GLfloat *) textureXform[i]);
+        glGetFloatv(GL_MODELVIEW_MATRIX, (GLfloat *) textureXform[i]);
+        glPopMatrix();
+      }
+    }
+    for (i = 0; i < NumTextures; i++) {
+       loadTextureProjection(i, (GLfloat *) textureXform[i]);
+    }
+
+    if (showProjection) {
+      for (i = 0; i < NumTextures; i++) {
+        ActiveTexture(GL_TEXTURE0_ARB + i);
+        glPushMatrix();
+        glMultMatrixf((GLfloat *) textureXform[i]);
+        glDisable(GL_LIGHTING);
+        drawTextureProjection();
+        glEnable(GL_LIGHTING);
+        glPopMatrix();
+      }
+    }
+    for (i = 0; i < NumTextures; i++) {
+      ActiveTexture(GL_TEXTURE0_ARB + i);
+      glEnable(GL_TEXTURE_2D);
+      glEnable(GL_TEXTURE_GEN_S);
+      glEnable(GL_TEXTURE_GEN_T);
+      glEnable(GL_TEXTURE_GEN_R);
+      glEnable(GL_TEXTURE_GEN_Q);
+    }
+  }
+  if (mode == MoveObject || mode == MoveView) {
+    /* Have OpenGL compute the new transformation (simple but slow). */
+    glPushMatrix();
+    glLoadIdentity();
+    glRotatef(angle, axis[0], axis[1], axis[2]);
+    glMultMatrixf((GLfloat *) objectXform);
+    glGetFloatv(GL_MODELVIEW_MATRIX, (GLfloat *) objectXform);
+    glPopMatrix();
+  }
+  glPushMatrix();
+  glMultMatrixf((GLfloat *) objectXform);
+  (*drawObject) ();
+  glPopMatrix();
+
+  for (i = 0; i < NumTextures; i++) {
+    ActiveTexture(GL_TEXTURE0_ARB + i);
+    glDisable(GL_TEXTURE_2D);
+    glDisable(GL_TEXTURE_GEN_S);
+    glDisable(GL_TEXTURE_GEN_T);
+    glDisable(GL_TEXTURE_GEN_R);
+    glDisable(GL_TEXTURE_GEN_Q);
+  }
+
+  if (zoomFactor > 1.0) {
+    glDisable(GL_DEPTH_TEST);
+    glCopyPixels(0, 0, winWidth / zoomFactor, winHeight / zoomFactor, GL_COLOR);
+    glEnable(GL_DEPTH_TEST);
+  }
+  glFlush();
+  glutSwapBuffers();
+  checkErrors();
+}
+
+/*****************************************************************/
+
+/* simple trackball-like motion control */
+static float lastPos[3];
+static int lastTime;
+
+static void
+ptov(int x, int y, int width, int height, float v[3])
+{
+  float d, a;
+
+  /* project x,y onto a hemi-sphere centered within width, height */
+  v[0] = (2.0 * x - width) / width;
+  v[1] = (height - 2.0 * y) / height;
+  d = sqrt(v[0] * v[0] + v[1] * v[1]);
+  v[2] = cos((M_PI / 2.0) * ((d < 1.0) ? d : 1.0));
+  a = 1.0 / sqrt(v[0] * v[0] + v[1] * v[1] + v[2] * v[2]);
+  v[0] *= a;
+  v[1] *= a;
+  v[2] *= a;
+}
+
+static void
+startMotion(int x, int y, int but, int time)
+{
+  if (but == GLUT_LEFT_BUTTON) {
+    mode = MoveView;
+  } else if (but == GLUT_MIDDLE_BUTTON) {
+    mode = MoveTexture;
+  } else {
+    return;
+  }
+
+  lastTime = time;
+  ptov(x, y, winWidth, winHeight, lastPos);
+}
+
+static void
+animate(void)
+{
+  glutPostRedisplay();
+}
+
+static void
+vis(int visible)
+{
+  if (visible == GLUT_VISIBLE) {
+    if (redrawContinuously)
+      glutIdleFunc(animate);
+  } else {
+    if (redrawContinuously)
+      glutIdleFunc(NULL);
+  }
+}
+
+static void
+stopMotion(int but, int time)
+{
+  if ((but == GLUT_LEFT_BUTTON && mode == MoveView) ||
+    (but == GLUT_MIDDLE_BUTTON && mode == MoveTexture)) {
+  } else {
+    return;
+  }
+
+  if (time == lastTime) {
+     /*    redrawContinuously = GL_TRUE;*/
+    glutIdleFunc(animate);
+  } else {
+    angle = 0.0;
+    redrawContinuously = GL_FALSE;
+    glutIdleFunc(0);
+  }
+  if (!redrawContinuously) {
+    mode = MoveNone;
+  }
+}
+
+static void
+trackMotion(int x, int y)
+{
+  float curPos[3], dx, dy, dz;
+
+  ptov(x, y, winWidth, winHeight, curPos);
+
+  dx = curPos[0] - lastPos[0];
+  dy = curPos[1] - lastPos[1];
+  dz = curPos[2] - lastPos[2];
+  angle = 90.0 * sqrt(dx * dx + dy * dy + dz * dz);
+
+  axis[0] = lastPos[1] * curPos[2] - lastPos[2] * curPos[1];
+  axis[1] = lastPos[2] * curPos[0] - lastPos[0] * curPos[2];
+  axis[2] = lastPos[0] * curPos[1] - lastPos[1] * curPos[0];
+
+  lastTime = glutGet(GLUT_ELAPSED_TIME);
+  lastPos[0] = curPos[0];
+  lastPos[1] = curPos[1];
+  lastPos[2] = curPos[2];
+  glutPostRedisplay();
+}
+
+/*****************************************************************/
+
+static void
+object(void)
+{
+  static int object;
+
+  object++;
+  object %= 3;
+  switch (object) {
+  case 0:
+    drawObject = drawCube;
+    break;
+  case 1:
+    drawObject = drawDodecahedron;
+    break;
+  case 2:
+    drawObject = drawSphere;
+    break;
+  default:
+    break;
+  }
+}
+
+static void
+nop(void)
+{
+}
+
+static void
+texture(void)
+{
+  static int texture = 0;
+
+  texture++;
+  texture %= 3;
+  if (texture == 1 && texFilename == NULL) {
+    /* Skip file texture if not loaded. */
+    texture++;
+  }
+  switch (texture) {
+  case 0:
+    loadTexture = nop;
+    textureEnabled = GL_FALSE;
+    break;
+  case 1:
+    loadTexture = loadImageTextures;
+    (*loadTexture) ();
+    textureEnabled = GL_TRUE;
+    break;
+  case 2:
+    loadTexture = loadSpotlightTexture;
+    (*loadTexture) ();
+    textureEnabled = GL_TRUE;
+    break;
+  default:
+    break;
+  }
+}
+
+static void
+help(void)
+{
+  printf("'h'   - help\n");
+  printf("'l'   - toggle linear/nearest filter\n");
+  printf("'s'   - toggle projection frustum\n");
+  printf("'t'   - toggle projected texture\n");
+  printf("'o'   - toggle object\n");
+  printf("'z'   - increase zoom factor\n");
+  printf("'Z'   - decrease zoom factor\n");
+  printf("left mouse     - move view\n");
+  printf("middle mouse   - move projection\n");
+}
+
+/* ARGSUSED1 */
+static void
+key(unsigned char key, int x, int y)
+{
+  switch (key) {
+  case '\033':
+    exit(0);
+    break;
+  case 'l':
+    linearFilter = !linearFilter;
+    (*loadTexture) ();
+    break;
+  case 's':
+    showProjection = !showProjection;
+    break;
+  case 't':
+    texture();
+    break;
+  case 'o':
+    object();
+    break;
+  case 'z':
+    zoomFactor += 1.0;
+    glPixelZoom(zoomFactor, zoomFactor);
+    glViewport(0, 0, winWidth / zoomFactor, winHeight / zoomFactor);
+    break;
+  case 'Z':
+    zoomFactor -= 1.0;
+    if (zoomFactor < 1.0)
+      zoomFactor = 1.0;
+    glPixelZoom(zoomFactor, zoomFactor);
+    glViewport(0, 0, winWidth / zoomFactor, winHeight / zoomFactor);
+    break;
+  case 'h':
+    help();
+    break;
+  }
+  glutPostRedisplay();
+}
+
+static void
+mouse(int button, int state, int x, int y)
+{
+  if (state == GLUT_DOWN)
+    startMotion(x, y, button, glutGet(GLUT_ELAPSED_TIME));
+  else if (state == GLUT_UP)
+    stopMotion(button, glutGet(GLUT_ELAPSED_TIME));
+  glutPostRedisplay();
+}
+
+static void
+reshape(int w, int h)
+{
+  winWidth = w;
+  winHeight = h;
+  glViewport(0, 0, w / zoomFactor, h / zoomFactor);
+}
+
+
+static void
+menu(int selection)
+{
+  if (selection == 666) {
+    exit(0);
+  }
+  key((unsigned char) selection, 0, 0);
+}
+
+int
+main(int argc, char **argv)
+{
+  glutInit(&argc, argv);
+
+  if (argc > 1) {
+     NumTextures = atoi(argv[1]);
+  }
+  assert(NumTextures <= MAX_TEX);
+
+  glutInitDisplayMode(GLUT_RGBA | GLUT_DEPTH | GLUT_DOUBLE);
+  glutInitWindowSize(500,500);
+  (void) glutCreateWindow("projtex");
+  glewInit();
+
+  loadTexture = loadImageTextures;
+  drawObject = drawCube;
+  initialize();
+  glutDisplayFunc(display);
+  glutKeyboardFunc(key);
+  glutReshapeFunc(reshape);
+  glutMouseFunc(mouse);
+  glutMotionFunc(trackMotion);
+  glutVisibilityFunc(vis);
+  glutCreateMenu(menu);
+  glutAddMenuEntry("Toggle showing projection", 's');
+  glutAddMenuEntry("Switch texture", 't');
+  glutAddMenuEntry("Switch object", 'o');
+  glutAddMenuEntry("Toggle filtering", 'l');
+  glutAddMenuEntry("Quit", 666);
+  glutAttachMenu(GLUT_RIGHT_BUTTON);
+  texture();
+  glutMainLoop();
+  return 0;             /* ANSI C requires main to return int. */
+}
diff --git a/progs/demos/rain.cxx b/progs/demos/rain.cxx
index 59b6471ef8..265d90cd95 100644
--- a/progs/demos/rain.cxx
+++ b/progs/demos/rain.cxx
@@ -24,8 +24,6 @@ extern "C" {
 #ifdef _WIN32
 #include <windows.h>
 #include <mmsystem.h>
-#include "particles.cxx"
-#include "readtex.c"
 #endif
 
 #ifdef XMESA
diff --git a/progs/demos/readpix.c b/progs/demos/readpix.c
index c0aac2272f..bbb3a68eff 100644
--- a/progs/demos/readpix.c
+++ b/progs/demos/readpix.c
@@ -17,6 +17,7 @@
 #define IMAGE_FILE "../images/girl.rgb"
 
 static int ImgWidth, ImgHeight;
+static int WinWidth, WinHeight;
 static GLenum ImgFormat;
 static GLubyte *Image = NULL;
 
@@ -27,6 +28,7 @@ static int CPosX, CPosY;  /* copypixels */
 static GLboolean DrawFront = GL_FALSE;
 static GLboolean ScaleAndBias = GL_FALSE;
 static GLboolean Benchmark = GL_FALSE;
+static GLboolean Triangle = GL_FALSE;
 static GLubyte *TempImage = NULL;
 
 #define COMBO 1
@@ -150,11 +152,60 @@ Display( void )
    /* draw original image */
    glRasterPos2i(APosX, 5);
    PrintString("Original");
-   glRasterPos2i(APosX, APosY);
-   glEnable(GL_DITHER);
-   SetupPixelTransfer(GL_FALSE);
-   glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
-   glDrawPixels(ImgWidth, ImgHeight, ImgFormat, GL_UNSIGNED_BYTE, Image);
+   if (!Triangle) {
+      glRasterPos2i(APosX, APosY);
+      glEnable(GL_DITHER);
+      SetupPixelTransfer(GL_FALSE);
+      glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+      glDrawPixels(ImgWidth, ImgHeight, ImgFormat, GL_UNSIGNED_BYTE, Image);
+   }
+   else {
+      float z = 0;
+
+      glViewport(APosX, APosY, ImgWidth, ImgHeight);
+      glMatrixMode( GL_PROJECTION );
+      glLoadIdentity();
+      glOrtho(-1.0, 1.0, -1.0, 1.0, -1.0, 1.0);
+      glDisable(GL_CULL_FACE);
+
+      /* Red should never be seen
+       */
+      glBegin(GL_POLYGON);
+      glColor3f(1,0,0); 
+      glVertex3f(-2, -2, z);
+      glVertex3f(-2, 2, z);
+      glVertex3f(2, 2, z);
+      glVertex3f(2, -2, z);
+      glEnd();
+
+      /* Blue background
+       */
+      glBegin(GL_POLYGON);
+      glColor3f(.5,.5,1); 
+      glVertex3f(-1, -1, z);
+      glVertex3f(-1, 1, z);
+      glVertex3f(1, 1, z);
+      glVertex3f(1, -1, z);
+      glEnd();
+
+      /* Triangle
+       */
+      glBegin(GL_TRIANGLES);
+      glColor3f(.8,0,0); 
+      glVertex3f(-0.9, -0.9, z);
+      glColor3f(0,.9,0); 
+      glVertex3f( 0.9, -0.9, z);
+      glColor3f(0,0,.7); 
+      glVertex3f( 0.0,  0.9, z);
+      glEnd();
+      
+      glColor3f(1,1,1);
+
+      glViewport( 0, 0, WinWidth, WinHeight );
+      glMatrixMode( GL_PROJECTION );
+      glLoadIdentity();
+      glOrtho( 0.0, WinWidth, 0.0, WinHeight, -1.0, 1.0 );
+   }
 
    /* might try alignment=4 here for testing */
    glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
@@ -218,6 +269,9 @@ Display( void )
 static void
 Reshape( int width, int height )
 {
+   WinWidth = width;
+   WinHeight = height;
+
    glViewport( 0, 0, width, height );
    glMatrixMode( GL_PROJECTION );
    glLoadIdentity();
@@ -236,6 +290,9 @@ Key( unsigned char key, int x, int y )
       case 'b':
          Benchmark = GL_TRUE;
          break;
+      case 't':
+         Triangle = !Triangle;
+         break;
       case 's':
          ScaleAndBias = !ScaleAndBias;
          break;
diff --git a/progs/demos/reflect.c b/progs/demos/reflect.c
index 0bec0663bc..b72af12885 100644
--- a/progs/demos/reflect.c
+++ b/progs/demos/reflect.c
@@ -401,6 +401,7 @@ DrawWindow(void)
          GLfloat seconds = (t - t0) / 1000.0;
          GLfloat fps = frames / seconds;
          printf("%d frames in %g seconds = %g FPS\n", frames, seconds, fps);
+         fflush(stdout);
          t0 = t;
          frames = 0;
       }
diff --git a/progs/demos/shadowtex.c b/progs/demos/shadowtex.c
index 4787f0f29d..dc5a4bbc48 100644
--- a/progs/demos/shadowtex.c
+++ b/progs/demos/shadowtex.c
@@ -31,12 +31,12 @@
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
-#define GL_GLEXT_PROTOTYPES
 #include <assert.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <math.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 #include "showbuffer.h"
 
@@ -788,6 +788,7 @@ Key(unsigned char key, int x, int y)
          exit(0);
          break;
    }
+   fflush(stdout);
    glutPostRedisplay();
 }
 
@@ -1014,6 +1015,7 @@ PrintHelp(void)
    printf("  <shift> + cursor keys = rotate light source\n");
    if (HaveEXTshadowFuncs)
       printf("  o = cycle through comparison modes\n");
+   fflush(stdout);
 }
 
 
@@ -1025,6 +1027,7 @@ main(int argc, char *argv[])
    glutInitWindowSize(WindowWidth, WindowHeight);
    glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH | GLUT_STENCIL);
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc(Reshape);
    glutKeyboardFunc(Key);
    glutSpecialFunc(SpecialKey);
diff --git a/progs/demos/spriteblast.c b/progs/demos/spriteblast.c
index 5ad8e4d9a9..d73b680b79 100644
--- a/progs/demos/spriteblast.c
+++ b/progs/demos/spriteblast.c
@@ -21,7 +21,7 @@
 #ifdef _WIN32
 #include <windows.h>
 #endif
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 /* Some <math.h> files do not define M_PI... */
@@ -209,13 +209,13 @@ redraw(void)
 {
   int i;
 
+  glDepthMask(GL_TRUE);
   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
   glPushMatrix();
   glRotatef(15.0, 1.0, 0.0, 0.0);
   glRotatef(angle, 0.0, 1.0, 0.0);
 
-  glDepthMask(GL_FALSE);
 
   /* Draw the floor. */
 /*  glEnable(GL_TEXTURE_2D);*/
@@ -232,7 +232,7 @@ redraw(void)
   glEnd();
 
   /* Allow particles to blend with each other. */
-  glDepthMask(GL_TRUE);
+  glDepthMask(GL_FALSE);
 
   if (blend)
      glEnable(GL_BLEND);
@@ -509,6 +509,7 @@ main(int argc, char **argv)
   glutInitWindowPosition(0, 0);
   glutInitWindowSize(600,300);
   glutCreateWindow("sprite blast");
+  glewInit();
   glutReshapeFunc(reshape);
   glutDisplayFunc(redraw);
   glutMouseFunc(mouse);
diff --git a/progs/demos/stex3d.c b/progs/demos/stex3d.c
index 83ae3684ae..c0bbea0960 100644
--- a/progs/demos/stex3d.c
+++ b/progs/demos/stex3d.c
@@ -18,7 +18,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#include <GL/gl.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -662,6 +662,8 @@ main(int argc, char **argv)
       exit(0);
    }
 
+   glewInit();
+
    init();
 
    printHelp();
diff --git a/progs/demos/streaming_rect.c b/progs/demos/streaming_rect.c
deleted file mode 100644
index 4c1d8535fd..0000000000
--- a/progs/demos/streaming_rect.c
+++ /dev/null
@@ -1,323 +0,0 @@
-/*
- * GL_ARB_pixel_buffer_object test
- *
- * Command line options:
- *    -w WIDTH -h HEIGHT   sets window size
- *
- */
-
-#define GL_GLEXT_PROTOTYPES
-
-#include <math.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <GL/glut.h>
-
-#include "readtex.h"
-
-
-#define ANIMATE 10
-#define PBO 11
-#define QUIT 100
-
-static GLuint DrawPBO;
-
-static GLboolean Animate = GL_TRUE;
-static GLboolean use_pbo = 1;
-static GLboolean whole_rect = 1;
-
-static GLfloat Drift = 0.0;
-static GLfloat drift_increment = 1/255.0;
-static GLfloat Xrot = 20.0, Yrot = 30.0;
-
-static GLuint Width = 1024;
-static GLuint Height = 512;
-
-
-static void Idle( void )
-{
-   if (Animate) {
-
-      Drift += drift_increment;
-      if (Drift >= 1.0)
-         Drift = 0.0;
-
-      glutPostRedisplay();
-   }
-}
-
-/*static int max( int a, int b ) { return a > b ? a : b; }*/
-static int min( int a, int b ) { return a < b ? a : b; }
-
-static void DrawObject()
-{
-   GLint size = Width * Height * 4;
-   
-   if (use_pbo) {
-      /* XXX: This is extremely important - semantically makes the buffer
-       * contents undefined, but in practice means that the driver can
-       * release the old copy of the texture and allocate a new one
-       * without waiting for outstanding rendering to complete.
-       */
-      glBindBufferARB(GL_PIXEL_UNPACK_BUFFER_EXT, DrawPBO);
-      glBufferDataARB(GL_PIXEL_UNPACK_BUFFER_EXT, size, NULL, GL_STREAM_DRAW_ARB);
-
-      {
-	 char *image = glMapBufferARB(GL_PIXEL_UNPACK_BUFFER_EXT, GL_WRITE_ONLY_ARB);
-      
-	 printf("char %d\n", (unsigned char)(Drift * 255));
-
-	 memset(image, (unsigned char)(Drift * 255), size);
-      
-	 glUnmapBufferARB(GL_PIXEL_UNPACK_BUFFER_EXT);
-      }
-   
-
-      /* BGRA is required for most hardware paths:
-       */
-      glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA, Width, Height, 0,
-		   GL_BGRA, GL_UNSIGNED_BYTE, NULL);
-   }
-   else {
-      static char *image = NULL;
-
-      if (image == NULL) 
-	 image = malloc(size);
-
-      glBindBufferARB(GL_PIXEL_UNPACK_BUFFER_EXT, 0);
-
-      memset(image, (unsigned char)(Drift * 255), size);
-
-      /* BGRA should be the fast path for regular uploads as well.
-       */
-      glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA, Width, Height, 0,
-		   GL_BGRA, GL_UNSIGNED_BYTE, image);
-   }
-
-   {
-      int x,y,w,h;
-
-      if (whole_rect) {
-	 x = y = 0;
-	 w = Width;
-	 h = Height;
-      }
-      else {
-	 x = y = 0;
-	 w = min(10, Width);
-	 h = min(10, Height);
-      }
-
-      glBegin(GL_QUADS);
-
-      glTexCoord2f( x, y);
-      glVertex2f( x, y );
-
-      glTexCoord2f( x, y + h);
-      glVertex2f( x, y + h);
-
-      glTexCoord2f( x + w + .5, y + h);
-      glVertex2f( x + w, y + h );
-
-      glTexCoord2f( x + w, y + .5);
-      glVertex2f( x + w, y );
-
-      glEnd();
-   }
-}
-
-
-
-static void Display( void )
-{
-   static GLint T0 = 0;
-   static GLint Frames = 0;
-   GLint t;
-
-   glClear( GL_COLOR_BUFFER_BIT );
-
-   glPushMatrix();
-      DrawObject();
-   glPopMatrix();
-
-   glutSwapBuffers();
-
-   Frames++;
-
-   t = glutGet(GLUT_ELAPSED_TIME);
-   if (t - T0 >= 1000) {
-      GLfloat seconds = (t - T0) / 1000.0;
-
-      GLfloat fps = Frames / seconds;
-      printf("%d frames in %6.3f seconds = %6.3f FPS\n", Frames, seconds, fps);
-
-      drift_increment = 2.2 * seconds / Frames;
-      T0 = t;
-      Frames = 0;
-   }
-}
-
-
-static void Reshape( int width, int height )
-{
-   glViewport( 0, 0, width, height );
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-/*    glFrustum( -1.0, 1.0, -1.0, 1.0, 10.0, 100.0 ); */
-   gluOrtho2D( 0, width, height, 0 );
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-   glTranslatef(0.375, 0.375, 0);
-}
-
-
-static void ModeMenu(int entry)
-{
-   if (entry==ANIMATE) {
-      Animate = !Animate;
-   }
-   else if (entry==PBO) {
-      use_pbo = !use_pbo;
-   }
-   else if (entry==QUIT) {
-      exit(0);
-   }
-
-   glutPostRedisplay();
-}
-
-
-static void Key( unsigned char key, int x, int y )
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case 27:
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-static void SpecialKey( int key, int x, int y )
-{
-   float step = 3.0;
-   (void) x;
-   (void) y;
-
-   switch (key) {
-      case GLUT_KEY_UP:
-         Xrot += step;
-         break;
-      case GLUT_KEY_DOWN:
-         Xrot -= step;
-         break;
-      case GLUT_KEY_LEFT:
-         Yrot += step;
-         break;
-      case GLUT_KEY_RIGHT:
-         Yrot -= step;
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-static void Init( int argc, char *argv[] )
-{
-   const char *exten = (const char *) glGetString(GL_EXTENSIONS);
-   GLuint texObj;
-   GLint size;
-
-
-   if (!strstr(exten, "GL_ARB_pixel_buffer_object")) {
-      printf("Sorry, GL_ARB_pixel_buffer_object not supported by this renderer.\n");
-      exit(1);
-   }
-
-   glGetIntegerv(GL_MAX_TEXTURE_SIZE, &size);
-   printf("%d x %d max texture size\n", size, size);
-
-   glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
-
-   /* allocate two texture objects */
-   glGenTextures(1, &texObj);
-
-   /* setup the texture objects */
-   glActiveTextureARB(GL_TEXTURE0_ARB);
-   glBindTexture(GL_TEXTURE_RECTANGLE_ARB, texObj);
-
-   glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-   glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-
-   glGenBuffersARB(1, &DrawPBO);
-
-   glBindBufferARB(GL_PIXEL_UNPACK_BUFFER_EXT, DrawPBO);
-   glBufferDataARB(GL_PIXEL_UNPACK_BUFFER_EXT,
-		   Width * Height * 4, NULL, GL_STREAM_DRAW);
-
-   glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
-
-   glEnable(GL_TEXTURE_RECTANGLE_ARB);
-
-   glShadeModel(GL_SMOOTH);
-   glClearColor(0.3, 0.3, 0.4, 1.0);
-
-   if (argc > 1 && strcmp(argv[1], "-info")==0) {
-      printf("GL_RENDERER   = %s\n", (char *) glGetString(GL_RENDERER));
-      printf("GL_VERSION    = %s\n", (char *) glGetString(GL_VERSION));
-      printf("GL_VENDOR     = %s\n", (char *) glGetString(GL_VENDOR));
-      printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
-   }
-}
-
-
-int main( int argc, char *argv[] )
-{
-   GLint i;
-
-   glutInit( &argc, argv );
-
-   for (i = 1; i < argc; i++) {
-      if (strcmp(argv[i], "-w") == 0) {
-         Width = atoi(argv[i+1]);
-         if (Width <= 0) {
-            printf("Error, bad width\n");
-            exit(1);
-         }
-         i++;
-      }
-      else if (strcmp(argv[i], "-h") == 0) {
-         Height = atoi(argv[i+1]);
-         if (Height <= 0) {
-            printf("Error, bad height\n");
-            exit(1);
-         }
-         i++;
-      }
-   }
-
-   glutInitWindowSize( Width, Height );
-   glutInitWindowPosition( 0, 0 );
-   glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE );
-   glutCreateWindow(argv[0] );
-
-   Init( argc, argv );
-
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutSpecialFunc( SpecialKey );
-   glutDisplayFunc( Display );
-   glutIdleFunc( Idle );
-
-   glutCreateMenu(ModeMenu);
-   glutAddMenuEntry("Toggle Animation", ANIMATE);
-   glutAddMenuEntry("Toggle PBO", PBO);
-   glutAddMenuEntry("Quit", QUIT);
-   glutAttachMenu(GLUT_RIGHT_BUTTON);
-
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/demos/teapot.c b/progs/demos/teapot.c
index 38ede7ac3e..6bf6e06409 100644
--- a/progs/demos/teapot.c
+++ b/progs/demos/teapot.c
@@ -173,10 +173,20 @@ static void special(int k, int x, int y)
   }
 }
 
+static void cleanup(void)
+{
+  glDeleteTextures(1, &t1id);
+  glDeleteTextures(1, &t2id);
+  glDeleteLists(teapotdlist, 1);
+  glDeleteLists(basedlist, 1);
+  glDeleteLists(lightdlist, 1);
+}
+
 static void key(unsigned char k, int x, int y)
 {
   switch(k) {
   case 27:
+    cleanup();
     exit(0);
     break;
     
@@ -670,6 +680,7 @@ int main(int ac, char **av)
   glutIdleFunc(draw);
 
   glutMainLoop();
+  cleanup();
 
   return 0;
 }
diff --git a/progs/demos/texcyl.c b/progs/demos/texcyl.c
index c04d5004e3..0e6089bced 100644
--- a/progs/demos/texcyl.c
+++ b/progs/demos/texcyl.c
@@ -27,6 +27,8 @@
 #define LINEAR_FILTER 21
 #define QUIT 100
 
+static GLint Win = -1;
+
 static GLuint CylinderObj = 0;
 static GLboolean Animate = GL_TRUE;
 
@@ -77,6 +79,7 @@ static void Display( void )
          GLfloat seconds = (t - T0) / 1000.0;
          GLfloat fps = Frames / seconds;
          printf("%d frames in %g seconds = %g FPS\n", Frames, seconds, fps);
+         fflush(stdout);
          T0 = t;
          Frames = 0;
       }
@@ -159,6 +162,7 @@ static void Key( unsigned char key, int x, int y )
          glutIdleFunc(NULL);
       break;
       case 27:
+         glutDestroyWindow(Win);
          exit(0);
          break;
    }
@@ -263,7 +267,7 @@ int main( int argc, char *argv[] )
 
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE );
 
-   glutCreateWindow(argv[0] );
+   Win = glutCreateWindow(argv[0] );
 
    Init(argc, argv);
 
diff --git a/progs/demos/texdown.c b/progs/demos/texdown.c
deleted file mode 100644
index 5fecd9a148..0000000000
--- a/progs/demos/texdown.c
+++ /dev/null
@@ -1,482 +0,0 @@
-
-/*
- * Copyright (C) 1999  Brian Paul   All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-
-/*
- * texdown
- *
- * Measure texture download speed.
- * Use keyboard to change texture size, format, datatype, scale/bias,
- * subimageload, etc.
- *
- * Brian Paul  28 January 2000
- */
-
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#include <GL/glut.h>
-
-
-static GLsizei MaxSize = 2048;
-static GLsizei TexWidth = 1024, TexHeight = 1024, TexBorder = 0;
-static GLboolean ScaleAndBias = GL_FALSE;
-static GLboolean SubImage = GL_FALSE;
-static GLdouble DownloadRate = 0.0;  /* texels/sec */
-
-static GLuint Mode = 0;
-
-
-/* Try and avoid L2 cache effects by cycling through a small number of
- * textures.
- * 
- * At the initial size of 1024x1024x4 == 4mbyte, say 8 textures will
- * keep us out of most caches at 32mb total.
- *
- * This turns into a fairly interesting question of what exactly you
- * expect to be in cache in normal usage, and what you think should be
- * outside.  There's no rules for this, no reason to favour one usage
- * over another except what the application you care about happens to
- * resemble most closely.
- *
- * - Should the client texture image be in L2 cache?  Has it just been
- *   generated or read from disk?
- * - Does the application really use >1 texture, or is it constantly 
- *   updating one image in-place?
- *
- * Different answers will favour different texture upload mechanisms.
- * To upload an image that is purely outside of cache, a DMA-based
- * upload will probably win, whereas for small, in-cache textures,
- * copying looks good.
- */
-#define NR_TEXOBJ 4
-static GLuint TexObj[NR_TEXOBJ];
-
-
-struct FormatRec {
-   GLenum Format;
-   GLenum Type;
-   GLenum IntFormat;
-   GLint TexelSize;
-};
-
-
-static const struct FormatRec FormatTable[] = {
-  /* Format   Type                         IntFormat   TexelSize */
-   { GL_BGRA, GL_UNSIGNED_BYTE,            GL_RGBA,        4    },
-   { GL_RGB,  GL_UNSIGNED_BYTE,            GL_RGB,         3    },
-   { GL_RGBA, GL_UNSIGNED_BYTE,            GL_RGBA,        4    },
-   { GL_RGBA, GL_UNSIGNED_BYTE,            GL_RGB,         4    },
-   { GL_RGB,  GL_UNSIGNED_SHORT_5_6_5,     GL_RGB,         2    },
-   { GL_LUMINANCE, GL_UNSIGNED_BYTE,       GL_LUMINANCE,   1    },
-   { GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, GL_LUMINANCE_ALPHA,   2    },
-   { GL_ALPHA, GL_UNSIGNED_BYTE,           GL_ALPHA,       1    },
-};
-static GLint Format;
-
-#define NUM_FORMATS (sizeof(FormatTable)/sizeof(FormatTable[0]))
-
-static int
-BytesPerTexel(GLint format)
-{
-   return FormatTable[format].TexelSize;
-}
-
-
-static const char *
-FormatStr(GLenum format)
-{
-   switch (format) {
-      case GL_RGB:
-         return "GL_RGB";
-      case GL_RGBA:
-         return "GL_RGBA";
-      case GL_BGRA:
-         return "GL_BGRA";
-      case GL_LUMINANCE:
-         return "GL_LUMINANCE";
-      case GL_LUMINANCE_ALPHA:
-         return "GL_LUMINANCE_ALPHA";
-      case GL_ALPHA:
-         return "GL_ALPHA";
-      default:
-         return "";
-   }
-}
-
-
-static const char *
-TypeStr(GLenum type)
-{
-   switch (type) {
-      case GL_UNSIGNED_BYTE:
-         return "GL_UNSIGNED_BYTE";
-      case GL_UNSIGNED_SHORT:
-         return "GL_UNSIGNED_SHORT";
-      case GL_UNSIGNED_SHORT_5_6_5:
-         return "GL_UNSIGNED_SHORT_5_6_5";
-      case GL_UNSIGNED_SHORT_5_6_5_REV:
-         return "GL_UNSIGNED_SHORT_5_6_5_REV";
-      default:
-         return "";
-   }
-}
-
-/* On x86, there is a performance cliff for memcpy to texture memory
- * for sources below 64 byte alignment.  We do our best with this in
- * the driver, but it is better if the images are correctly aligned to
- * start with:
- */
-#define ALIGN (1<<12)
-
-static unsigned long align(unsigned long value, unsigned long a)
-{
-   return (value + a - 1) & ~(a-1);
-}
-
-static int MIN2(int a, int b)
-{
-   return a < b ? a : b;
-}
-
-static void
-MeasureDownloadRate(void)
-{
-   const int w = TexWidth + 2 * TexBorder;
-   const int h = TexHeight + 2 * TexBorder;
-   const int image_bytes = align(w * h * BytesPerTexel(Format), ALIGN);
-   const int bytes = image_bytes * NR_TEXOBJ;
-   GLubyte *orig_texImage, *orig_getImage;
-   GLubyte *texImage, *getImage;
-   GLdouble t0, t1, time;
-   int count;
-   int i;
-   int offset = 0;
-   GLdouble total = 0;		/* ints will tend to overflow */
-
-   printf("allocating %d bytes for %d %dx%d images\n",
-	  bytes, NR_TEXOBJ, w, h);
-
-   orig_texImage = (GLubyte *) malloc(bytes + ALIGN);
-   orig_getImage = (GLubyte *) malloc(image_bytes + ALIGN);
-   if (!orig_texImage || !orig_getImage) {
-      DownloadRate = 0.0;
-      return;
-   }
-
-   printf("alloc %p %p\n", orig_texImage, orig_getImage);
-
-   texImage = (GLubyte *)align((unsigned long)orig_texImage, ALIGN);
-   getImage = (GLubyte *)align((unsigned long)orig_getImage, ALIGN);   
-
-   for (i = 1; !(((unsigned long)texImage) & i); i<<=1)
-      ;
-   printf("texture image alignment: %d bytes (%p)\n", i, texImage);
-      
-   for (i = 0; i < bytes; i++) {
-      texImage[i] = i & 0xff;
-   }
-
-   glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
-   glPixelStorei(GL_PACK_ALIGNMENT, 1);
-
-   if (ScaleAndBias) {
-      glPixelTransferf(GL_RED_SCALE, 0.5);
-      glPixelTransferf(GL_GREEN_SCALE, 0.5);
-      glPixelTransferf(GL_BLUE_SCALE, 0.5);
-      glPixelTransferf(GL_RED_BIAS, 0.5);
-      glPixelTransferf(GL_GREEN_BIAS, 0.5);
-      glPixelTransferf(GL_BLUE_BIAS, 0.5);
-   }
-   else {
-      glPixelTransferf(GL_RED_SCALE, 1.0);
-      glPixelTransferf(GL_GREEN_SCALE, 1.0);
-      glPixelTransferf(GL_BLUE_SCALE, 1.0);
-      glPixelTransferf(GL_RED_BIAS, 0.0);
-      glPixelTransferf(GL_GREEN_BIAS, 0.0);
-      glPixelTransferf(GL_BLUE_BIAS, 0.0);
-   }
-
-   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-   glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-   glEnable(GL_TEXTURE_2D);
-
-   count = 0;
-   t0 = glutGet(GLUT_ELAPSED_TIME) * 0.001;
-   do {
-      int img = count%NR_TEXOBJ;
-      GLubyte *img_ptr = texImage + img * image_bytes;
-
-      glBindTexture(GL_TEXTURE_2D, TexObj[img]);
-
-      if (SubImage && count > 0) {
-	 /* Only update a portion of the image each iteration.  This
-	  * is presumably why you'd want to use texsubimage, otherwise
-	  * you may as well just call teximage again.
-	  *
-	  * A bigger question is whether to use a pointer that moves
-	  * with each call, ie does the incoming data come from L2
-	  * cache under normal circumstances, or is it pulled from
-	  * uncached memory?  
-	  * 
-	  * There's a good argument to say L2 cache, ie you'd expect
-	  * the data to have been recently generated.  It's possible
-	  * that it could have come from a file read, which may or may
-	  * not have gone through the cpu.
-	  */
-         glTexSubImage2D(GL_TEXTURE_2D, 0, 
-			 -TexBorder, 
-			 -TexBorder + offset * h/8, 
-			 w, 
-			 h/8,
-                         FormatTable[Format].Format,
-                         FormatTable[Format].Type, 
-#if 1
-			 texImage /* likely in L2$ */
-#else
-			 img_ptr + offset * bytes/8 /* unlikely in L2$ */
-#endif
-	    );
-	 offset += 1;
-	 offset %= 8;
-	 total += w * h / 8;
-      }
-      else {
-         glTexImage2D(GL_TEXTURE_2D, 0,
-                      FormatTable[Format].IntFormat, w, h, TexBorder,
-                      FormatTable[Format].Format,
-                      FormatTable[Format].Type, 
-		      img_ptr);
-	 total += w*h;
-      }
-
-      /* draw a tiny polygon to force texture into texram */
-      glBegin(GL_TRIANGLES);
-      glTexCoord2f(0, 0);     glVertex2f(1, 1);
-      glTexCoord2f(1, 0);     glVertex2f(3, 1);
-      glTexCoord2f(0.5, 1);   glVertex2f(2, 3);
-      glEnd();
-
-      t1 = glutGet(GLUT_ELAPSED_TIME) * 0.001;
-      time = t1 - t0;
-      count++;
-   } while (time < 3.0);
-
-   glDisable(GL_TEXTURE_2D);
-
-   printf("total texels=%f  time=%f\n", total, time);
-   DownloadRate = total / time;
-
-
-   free(orig_texImage); 
-   free(orig_getImage); 
-
-   {
-      GLint err = glGetError();
-      if (err)
-         printf("GL error %d\n", err);
-   }
-}
-
-
-static void
-PrintString(const char *s)
-{
-   while (*s) {
-      glutBitmapCharacter(GLUT_BITMAP_8_BY_13, (int) *s);
-      s++;
-   }
-}
-
-
-static void
-Display(void)
-{
-   const int w = TexWidth + 2 * TexBorder;
-   const int h = TexHeight + 2 * TexBorder;
-   char s[1000];
-
-   glClear(GL_COLOR_BUFFER_BIT);
-
-   glRasterPos2i(10, 80);
-   sprintf(s, "Texture size[cursor]: %d x %d  Border[b]: %d", w, h, TexBorder);
-   PrintString(s);
-
-   glRasterPos2i(10, 65);
-   sprintf(s, "Format[f]: %s  Type: %s  IntFormat: %s",
-           FormatStr(FormatTable[Format].Format),
-           TypeStr(  FormatTable[Format].Type),
-           FormatStr(FormatTable[Format].IntFormat));
-   PrintString(s);
-
-   glRasterPos2i(10, 50);
-   sprintf(s, "Pixel Scale&Bias[p]: %s   TexSubImage[s]: %s",
-           ScaleAndBias ? "Yes" : "No",
-           SubImage ? "Yes" : "No");
-   PrintString(s);
-
-   if (Mode == 0) {
-      glRasterPos2i(200, 10);
-      sprintf(s, "...Measuring...");
-      PrintString(s);
-      glutSwapBuffers();
-      glutPostRedisplay();
-      Mode++;
-   }
-   else if (Mode == 1) {
-      MeasureDownloadRate();
-      glutPostRedisplay();
-      Mode++;
-   }
-   else {
-      /* show results */
-      glRasterPos2i(10, 10);
-      sprintf(s, "Download rate: %g Mtexels/second  %g MB/second",
-              DownloadRate / 1000000.0,
-              DownloadRate * BytesPerTexel(Format) / 1000000.0);
-      PrintString(s);
-      {
-         GLint r, g, b, a, l, i;
-         glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_RED_SIZE, &r);
-         glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_GREEN_SIZE, &g);
-         glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_BLUE_SIZE, &b);
-         glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_ALPHA_SIZE, &a);
-         glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_LUMINANCE_SIZE, &l);
-         glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_INTENSITY_SIZE, &i);
-         sprintf(s, "TexelBits: R=%d G=%d B=%d A=%d L=%d I=%d", r, g, b, a, l, i);
-         glRasterPos2i(10, 25);
-         PrintString(s);
-      }
-
-      glutSwapBuffers();
-   }
-}
-
-
-static void
-Reshape(int width, int height)
-{
-   glViewport( 0, 0, width, height );
-   glMatrixMode( GL_PROJECTION );
-   glLoadIdentity();
-   glOrtho(0, width, 0, height, -1, 1);
-   glMatrixMode( GL_MODELVIEW );
-   glLoadIdentity();
-}
-
-
-
-static void
-Key(unsigned char key, int x, int y)
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case ' ':
-         Mode = 0;
-         break;
-      case 'b':
-         /* toggle border */
-         TexBorder = 1 - TexBorder;
-         Mode = 0;
-         break;
-      case 'f':
-         /* change format */
-         Format = (Format + 1) % NUM_FORMATS;
-         Mode = 0;
-         break;
-      case 'F':
-         /* change format */
-         Format = (Format - 1) % NUM_FORMATS;
-         Mode = 0;
-         break;
-      case 'p':
-         /* toggle border */
-         ScaleAndBias = !ScaleAndBias;
-         Mode = 0;
-         break;
-      case 's':
-         SubImage = !SubImage;
-         Mode = 0;
-         break;
-      case 27:
-         exit(0);
-         break;
-   }
-   glutPostRedisplay();
-}
-
-
-static void
-SpecialKey(int key, int x, int y)
-{
-   (void) x;
-   (void) y;
-   switch (key) {
-      case GLUT_KEY_UP:
-         if (TexHeight < MaxSize)
-            TexHeight *= 2;
-         break;
-      case GLUT_KEY_DOWN:
-         if (TexHeight > 1)
-            TexHeight /= 2;
-         break;
-      case GLUT_KEY_LEFT:
-         if (TexWidth > 1)
-            TexWidth /= 2;
-         break;
-      case GLUT_KEY_RIGHT:
-         if (TexWidth < MaxSize)
-            TexWidth *= 2;
-         break;
-   }
-   Mode = 0;
-   glutPostRedisplay();
-}
-
-
-static void
-Init(void)
-{
-   printf("GL_VENDOR = %s\n", (const char *) glGetString(GL_VENDOR));
-   printf("GL_VERSION = %s\n", (const char *) glGetString(GL_VERSION));
-   printf("GL_RENDERER = %s\n", (const char *) glGetString(GL_RENDERER));
-}
-
-
-int
-main(int argc, char *argv[])
-{
-   glutInit( &argc, argv );
-   glutInitWindowPosition( 0, 0 );
-   glutInitWindowSize( 600, 100 );
-   glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
-   glutCreateWindow(argv[0]);
-   glutReshapeFunc( Reshape );
-   glutKeyboardFunc( Key );
-   glutSpecialFunc( SpecialKey );
-   glutDisplayFunc( Display );
-   Init();
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/demos/texenv.c b/progs/demos/texenv.c
index c4174dc173..c5a8b13f35 100644
--- a/progs/demos/texenv.c
+++ b/progs/demos/texenv.c
@@ -76,7 +76,8 @@ int textureWidth = 64;
 int textureHeight = 64;
 
 int winWidth = 580, winHeight = 720;
-int win;
+static int Win;
+
 
 struct formatInfo {
    GLenum	baseFormat;
@@ -289,7 +290,7 @@ static void keyboard( unsigned char c, int x, int y )
       displayLevelInfo = !displayLevelInfo;
       break;
    case 27:             /* Escape key should force exit. */
-      glutDestroyWindow(win);
+      glutDestroyWindow(Win);
       exit(0);
       break;
    default:
@@ -787,7 +788,7 @@ int main( int argc, char *argv[] )
 
    glutInitWindowSize( winWidth, winHeight );
    glutInitWindowPosition( 0, 0 );
-   win = glutCreateWindow( "Texture Environment Test" );
+   Win = glutCreateWindow( "Texture Environment Test" );
 
    initialize();
    instructions();
diff --git a/progs/demos/texobj.c b/progs/demos/texobj.c
deleted file mode 100644
index 40bce6e569..0000000000
--- a/progs/demos/texobj.c
+++ /dev/null
@@ -1,284 +0,0 @@
-
-/*
- * Example of using the 1.1 texture object functions.
- * Also, this demo utilizes Mesa's fast texture map path.
- *
- * Brian Paul   June 1996   This file is in the public domain.
- */
-
-#include <assert.h>
-#include <math.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include "GL/glut.h"
-
-static GLuint Window = 0;
-
-static GLuint TexObj[2];
-static GLfloat Angle = 0.0f;
-static GLboolean UseObj = GL_FALSE;
-
-
-#if defined(GL_VERSION_1_1) || defined(GL_VERSION_1_2)
-#  define TEXTURE_OBJECT 1
-#elif defined(GL_EXT_texture_object)
-#  define TEXTURE_OBJECT 1
-#  define glBindTexture(A,B)     glBindTextureEXT(A,B)
-#  define glGenTextures(A,B)     glGenTexturesEXT(A,B)
-#  define glDeleteTextures(A,B)  glDeleteTexturesEXT(A,B)
-#endif
-
-
-
-
-static void draw( void )
-{
-   glClear( GL_COLOR_BUFFER_BIT );
-
-   glColor3f( 1.0, 1.0, 1.0 );
-
-   /* draw first polygon */
-   glPushMatrix();
-   glTranslatef( -1.0, 0.0, 0.0 );
-   glRotatef( Angle, 0.0, 0.0, 1.0 );
-   if (UseObj) {
-#ifdef TEXTURE_OBJECT
-      glBindTexture( GL_TEXTURE_2D, TexObj[0] );
-#endif
-   }
-   else {
-      glCallList( TexObj[0] );
-   }
-   glBegin( GL_POLYGON );
-   glTexCoord2f( 0.0, 0.0 );   glVertex2f( -1.0, -1.0 );
-   glTexCoord2f( 1.0, 0.0 );   glVertex2f(  1.0, -1.0 );
-   glTexCoord2f( 1.0, 1.0 );   glVertex2f(  1.0,  1.0 );
-   glTexCoord2f( 0.0, 1.0 );   glVertex2f( -1.0,  1.0 );
-   glEnd();
-   glPopMatrix();
-
-   /* draw second polygon */
-   glPushMatrix();
-   glTranslatef( 1.0, 0.0, 0.0 );
-   glRotatef( Angle-90.0, 0.0, 1.0, 0.0 );
-   if (UseObj) {
-#ifdef TEXTURE_OBJECT
-      glBindTexture( GL_TEXTURE_2D, TexObj[1] );
-#endif
-   }
-   else {
-      glCallList( TexObj[1] );
-   }
-   glBegin( GL_POLYGON );
-   glTexCoord2f( 0.0, 0.0 );   glVertex2f( -1.0, -1.0 );
-   glTexCoord2f( 1.0, 0.0 );   glVertex2f(  1.0, -1.0 );
-   glTexCoord2f( 1.0, 1.0 );   glVertex2f(  1.0,  1.0 );
-   glTexCoord2f( 0.0, 1.0 );   glVertex2f( -1.0,  1.0 );
-   glEnd();
-   glPopMatrix();
-
-   glutSwapBuffers();
-}
-
-
-
-static void idle( void )
-{
-   static double t0 = -1.;
-   double dt, t = glutGet(GLUT_ELAPSED_TIME) / 1000.0;
-   if (t0 < 0.0)
-      t0 = t;
-   dt = t - t0;
-   t0 = t;
-   Angle += 120.0*dt;
-   glutPostRedisplay();
-}
-
-
-
-/* change view Angle, exit upon ESC */
-static void key(unsigned char k, int x, int y)
-{
-   (void) x;
-   (void) y;
-   switch (k) {
-      case 27:
-#ifdef TEXTURE_OBJECT
-         glDeleteTextures( 2, TexObj );
-#endif
-         glutDestroyWindow(Window);
-         exit(0);
-   }
-}
-
-
-
-/* new window size or exposure */
-static void reshape( int width, int height )
-{
-   glViewport(0, 0, (GLint)width, (GLint)height);
-   glMatrixMode(GL_PROJECTION);
-   glLoadIdentity();
-   /*   glOrtho( -3.0, 3.0, -3.0, 3.0, -10.0, 10.0 );*/
-   glFrustum( -2.0, 2.0, -2.0, 2.0, 6.0, 20.0 );
-   glMatrixMode(GL_MODELVIEW);
-   glLoadIdentity();
-   glTranslatef( 0.0, 0.0, -8.0 );
-}
-
-
-static void init( void )
-{
-   static int width=8, height=8;
-   static GLubyte tex1[] = {
-     0, 0, 0, 0, 0, 0, 0, 0,
-     0, 0, 0, 0, 1, 0, 0, 0,
-     0, 0, 0, 1, 1, 0, 0, 0,
-     0, 0, 0, 0, 1, 0, 0, 0,
-     0, 0, 0, 0, 1, 0, 0, 0,
-     0, 0, 0, 0, 1, 0, 0, 0,
-     0, 0, 0, 1, 1, 1, 0, 0,
-     0, 0, 0, 0, 0, 0, 0, 0 };
-
-   static GLubyte tex2[] = {
-     0, 0, 0, 0, 0, 0, 0, 0,
-     0, 0, 0, 2, 2, 0, 0, 0,
-     0, 0, 2, 0, 0, 2, 0, 0,
-     0, 0, 0, 0, 0, 2, 0, 0,
-     0, 0, 0, 0, 2, 0, 0, 0,
-     0, 0, 0, 2, 0, 0, 0, 0,
-     0, 0, 2, 2, 2, 2, 0, 0,
-     0, 0, 0, 0, 0, 0, 0, 0 };
-
-   GLubyte tex[64][3];
-   GLint i, j;
-
-
-   glDisable( GL_DITHER );
-
-   /* Setup texturing */
-   glEnable( GL_TEXTURE_2D );
-   glTexEnvi( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL );
-   glHint( GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST );
-
-
-   /* generate texture object IDs */
-   if (UseObj) {
-#ifdef TEXTURE_OBJECT
-      glGenTextures( 2, TexObj );
-#endif
-   }
-   else {
-      TexObj[0] = glGenLists(2);
-      TexObj[1] = TexObj[0]+1;
-   }
-
-   /* setup first texture object */
-   if (UseObj) {
-#ifdef TEXTURE_OBJECT
-      glBindTexture( GL_TEXTURE_2D, TexObj[0] );
-      assert(glIsTexture(TexObj[0]));
-#endif
-   }
-   else {
-      glNewList( TexObj[0], GL_COMPILE );
-   }
-   /* red on white */
-   for (i=0;i<height;i++) {
-      for (j=0;j<width;j++) {
-         int p = i*width+j;
-         if (tex1[(height-i-1)*width+j]) {
-            tex[p][0] = 255;   tex[p][1] = 0;     tex[p][2] = 0;
-         }
-         else {
-            tex[p][0] = 255;   tex[p][1] = 255;   tex[p][2] = 255;
-         }
-      }
-   }
-
-   glTexImage2D( GL_TEXTURE_2D, 0, 3, width, height, 0,
-                 GL_RGB, GL_UNSIGNED_BYTE, tex );
-   glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST );
-   glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
-   glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT );
-   glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT );
-   if (!UseObj) {
-      glEndList();
-   }
-   /* end of texture object */
-
-   /* setup second texture object */
-   if (UseObj) {
-#ifdef TEXTURE_OBJECT
-      glBindTexture( GL_TEXTURE_2D, TexObj[1] );
-      assert(glIsTexture(TexObj[1]));
-#endif
-      assert(!glIsTexture(TexObj[1] + 999));
-   }
-   else {
-      glNewList( TexObj[1], GL_COMPILE );
-   }
-   /* green on blue */
-   for (i=0;i<height;i++) {
-      for (j=0;j<width;j++) {
-         int p = i*width+j;
-         if (tex2[(height-i-1)*width+j]) {
-            tex[p][0] = 0;     tex[p][1] = 255;   tex[p][2] = 0;
-         }
-         else {
-            tex[p][0] = 0;     tex[p][1] = 0;     tex[p][2] = 255;
-         }
-      }
-   }
-   glTexImage2D( GL_TEXTURE_2D, 0, 3, width, height, 0,
-                 GL_RGB, GL_UNSIGNED_BYTE, tex );
-   glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST );
-   glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
-   glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT );
-   glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT );
-   if (!UseObj) {
-      glEndList();
-   }
-   /* end texture object */
-
-}
-
-
-
-int main( int argc, char *argv[] )
-{
-   glutInit(&argc, argv);
-   glutInitWindowPosition(0, 0);
-   glutInitWindowSize(300, 300);
-   glutInitDisplayMode( GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE );
-
-   Window = glutCreateWindow("Texture Objects");
-   if (!Window) {
-      exit(1);
-   }
-
-   /* check that renderer has the GL_EXT_texture_object extension
-    * or supports OpenGL 1.1
-    */
-#ifdef TEXTURE_OBJECT
-   {
-      char *exten = (char *) glGetString( GL_EXTENSIONS );
-      char *version = (char *) glGetString( GL_VERSION );
-      if (   strstr( exten, "GL_EXT_texture_object" )
-          || strncmp( version, "1.1", 3 )==0
-          || strncmp( version, "1.2", 3 )==0 ) {
-         UseObj = GL_TRUE;
-      }
-   }
-#endif
-
-   init();
-
-   glutReshapeFunc( reshape );
-   glutKeyboardFunc( key );
-   glutIdleFunc( idle );
-   glutDisplayFunc( draw );
-   glutMainLoop();
-   return 0;
-}
diff --git a/progs/demos/textures.c b/progs/demos/textures.c
new file mode 100644
index 0000000000..b7bf135d21
--- /dev/null
+++ b/progs/demos/textures.c
@@ -0,0 +1,374 @@
+/*
+ * Simple test of multiple textures
+ */
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <GL/glut.h>
+#include "readtex.h"
+
+#define TEST_CLAMP 0
+#define TEST_MIPMAPS 0
+
+#define MAX_TEXTURES 8
+
+
+static int Win;
+static GLfloat Xrot = 0, Yrot = 0, Zrot = 0;
+static GLboolean Anim = GL_TRUE;
+static GLboolean Blend = GL_FALSE;
+static GLuint Filter = 0;
+static GLboolean Clamp = GL_FALSE;
+
+static GLuint NumTextures;
+static GLuint Textures[MAX_TEXTURES];
+static float TexRot[MAX_TEXTURES][3];
+static float TexPos[MAX_TEXTURES][3];
+static float TexAspect[MAX_TEXTURES];
+
+static const char *DefaultFiles[] = {
+   "../images/arch.rgb",
+   "../images/reflect.rgb",
+   "../images/tree2.rgba",
+   "../images/tile.rgb"
+};
+
+
+#define NUM_FILTERS 5
+static
+struct filter {
+   GLenum min, mag;
+   const char *name;
+} FilterModes[NUM_FILTERS] = {
+   { GL_NEAREST, GL_NEAREST, "Nearest,Nearest" },
+   { GL_LINEAR, GL_LINEAR, "Linear,Linear" },
+   { GL_NEAREST_MIPMAP_NEAREST, GL_NEAREST, "NearestMipmapNearest,Nearest" },
+   { GL_LINEAR_MIPMAP_NEAREST, GL_LINEAR, "LinearMipmapNearest,Linear" },
+   { GL_LINEAR_MIPMAP_LINEAR, GL_LINEAR, "LinearMipmapLinear,Linear" }
+};
+
+
+
+
+static void
+Idle(void)
+{
+   Xrot = glutGet(GLUT_ELAPSED_TIME) * 0.02;
+   Yrot = glutGet(GLUT_ELAPSED_TIME) * 0.04;
+   //Zrot += 2.0;
+   glutPostRedisplay();
+}
+
+
+static void
+DrawTextures(void)
+{
+   GLuint i;
+
+   for (i = 0; i < NumTextures; i++) {
+      GLfloat ar = TexAspect[i];
+
+      glPushMatrix();
+      glTranslatef(TexPos[i][0], TexPos[i][1], TexPos[i][2]);
+      glRotatef(TexRot[i][0], 1, 0, 0);
+      glRotatef(TexRot[i][1], 0, 1, 0);
+      glRotatef(TexRot[i][2], 0, 0, 1);
+
+      glBindTexture(GL_TEXTURE_2D, Textures[i]);
+      glBegin(GL_POLYGON);
+#if TEST_CLAMP
+      glTexCoord2f( -0.5, -0.5 );   glVertex2f( -ar, -1.0 );
+      glTexCoord2f(  1.5, -0.5 );   glVertex2f(  ar, -1.0 );
+      glTexCoord2f(  1.5,  1.5 );   glVertex2f(  ar,  1.0 );
+      glTexCoord2f( -0.5,  1.5 );   glVertex2f( -ar,  1.0 );
+#else
+      glTexCoord2f( 0.0, 0.0 );   glVertex2f( -ar, -1.0 );
+      glTexCoord2f( 1.0, 0.0 );   glVertex2f(  ar, -1.0 );
+      glTexCoord2f( 1.0, 1.0 );   glVertex2f(  ar,  1.0 );
+      glTexCoord2f( 0.0, 1.0 );   glVertex2f( -ar,  1.0 );
+#endif
+      glEnd();
+
+      glPopMatrix();
+   }
+}
+
+static void
+Draw(void)
+{
+   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+   if (Blend) {
+      glEnable(GL_BLEND);
+      glDisable(GL_DEPTH_TEST);
+   }
+   else {
+      glDisable(GL_BLEND);
+      glEnable(GL_DEPTH_TEST);
+   }
+
+   glPushMatrix();
+   glRotatef(Xrot, 1, 0, 0);
+   glRotatef(Yrot, 0, 1, 0);
+   glRotatef(Zrot, 0, 0, 1);
+
+   DrawTextures();
+
+   glPopMatrix();
+
+   glutSwapBuffers();
+}
+
+
+static void
+Reshape(int width, int height)
+{
+   glViewport(0, 0, width, height);
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+   glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 50.0);
+   glMatrixMode(GL_MODELVIEW);
+   glLoadIdentity();
+   glTranslatef(0.0, 0.0, -10.0);
+}
+
+
+static GLfloat
+RandFloat(float min, float max)
+{
+   float x = (float) (rand() % 1000) * 0.001;
+   x = x * (max - min) + min;
+   return x;
+}
+
+
+static void
+Randomize(void)
+{
+   GLfloat k = 1.0;
+   GLuint i;
+
+   srand(glutGet(GLUT_ELAPSED_TIME));
+
+   for (i = 0; i < NumTextures; i++) {
+      TexRot[i][0] = RandFloat(0.0, 360);
+      TexRot[i][1] = RandFloat(0.0, 360);
+      TexRot[i][2] = RandFloat(0.0, 360);
+      TexPos[i][0] = RandFloat(-k, k);
+      TexPos[i][1] = RandFloat(-k, k);
+      TexPos[i][2] = RandFloat(-k, k);
+   }
+}
+
+
+static void
+SetTexParams(void)
+{
+   GLuint i;
+   for (i = 0; i < NumTextures; i++) {
+      glBindTexture(GL_TEXTURE_2D, Textures[i]);
+      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
+                      FilterModes[Filter].min);
+      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,
+                      FilterModes[Filter].mag);
+
+      if (Clamp) {
+         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+      }
+      else {
+         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+      }
+   }
+}
+
+
+static void
+Key(unsigned char key, int x, int y)
+{
+   const GLfloat step = 3.0;
+   (void) x;
+   (void) y;
+   switch (key) {
+   case 'a':
+   case ' ':
+      Anim = !Anim;
+      if (Anim)
+         glutIdleFunc(Idle);
+      else
+         glutIdleFunc(NULL);
+      break;
+   case 'b':
+      Blend = !Blend;
+      break;
+   case 'f':
+      Filter = (Filter + 1) % NUM_FILTERS;
+      SetTexParams();
+      break;      
+   case 'r':
+      Randomize();
+      break;
+#if TEST_CLAMP
+   case 'c':
+      Clamp = !Clamp;
+      SetTexParams();
+      break;
+#endif
+   case 'z':
+      Zrot -= step;
+      break;
+   case 'Z':
+      Zrot += step;
+      break;
+   case 27:
+      glutDestroyWindow(Win);
+      exit(0);
+      break;
+   }
+
+   printf("Blend=%s Filter=%s\n",
+          Blend ? "Y" : "n",
+          FilterModes[Filter].name);
+
+   glutPostRedisplay();
+}
+
+
+static void
+SpecialKey(int key, int x, int y)
+{
+   const GLfloat step = 3.0;
+   (void) x;
+   (void) y;
+   switch (key) {
+      case GLUT_KEY_UP:
+         Xrot -= step;
+         break;
+      case GLUT_KEY_DOWN:
+         Xrot += step;
+         break;
+      case GLUT_KEY_LEFT:
+         Yrot -= step;
+         break;
+      case GLUT_KEY_RIGHT:
+         Yrot += step;
+         break;
+   }
+   glutPostRedisplay();
+}
+
+
+static void
+LoadTextures(GLuint n, const char *files[])
+{
+   GLuint i;
+
+   NumTextures = n < MAX_TEXTURES ? n : MAX_TEXTURES;
+
+   glGenTextures(n, Textures);
+
+   SetTexParams();
+
+   for (i = 0; i < n; i++) {
+      GLint w, h;
+      glBindTexture(GL_TEXTURE_2D, Textures[i]);
+#if TEST_MIPMAPS
+      {
+         static const GLubyte color[9][4] = {
+            {255, 0, 0},
+            {0, 255, 0},
+            {0, 0, 255},
+            {0, 255, 255},
+            {255, 0, 255},
+            {255, 255, 0},
+            {255, 128, 255},
+            {128, 128, 128},
+            {64, 64, 64}
+         };
+
+         GLubyte image[256*256*4];
+         int i, level;
+         w = h = 256;
+         for (level = 0; level <= 8; level++) {
+            for (i = 0; i < w * h; i++) {
+               image[i*4+0] = color[level][0];
+               image[i*4+1] = color[level][1];
+               image[i*4+2] = color[level][2];
+               image[i*4+3] = color[level][3];
+            }
+            printf("Load level %d: %d x %d\n", level, w>>level, h>>level);
+            glTexImage2D(GL_TEXTURE_2D, level, GL_RGBA, w>>level, h>>level, 0,
+                         GL_RGBA, GL_UNSIGNED_BYTE, image);
+         }
+      }
+#else
+      if (!LoadRGBMipmaps2(files[i], GL_TEXTURE_2D, GL_RGB, &w, &h)) {
+         printf("Error: couldn't load %s\n", files[i]);
+         exit(1);
+      }
+#endif
+      TexAspect[i] = (float) w / (float) h;
+      printf("Loaded %s\n", files[i]);
+   }
+}
+
+
+static void
+Init(int argc, const char *argv[])
+{
+   if (argc == 1)
+      LoadTextures(4, DefaultFiles);
+   else
+      LoadTextures(argc - 1, argv + 1);
+
+   Randomize();
+
+   glEnable(GL_TEXTURE_2D);
+
+   glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+   glColor4f(1, 1, 1, 0.5);
+
+#if 0
+   /* setup lighting, etc */
+   glEnable(GL_LIGHTING);
+   glEnable(GL_LIGHT0);
+#endif
+}
+
+
+static void
+Usage(void)
+{
+   printf("Usage:\n");
+   printf("  textures [file.rgb] ...\n");
+   printf("Keys:\n");
+   printf("  a - toggle animation\n");
+   printf("  b - toggle blending\n");
+   printf("  f - change texture filter mode\n");
+   printf("  r - randomize\n");
+   printf("  ESC - exit\n");
+}
+
+
+int
+main(int argc, char *argv[])
+{
+   glutInit(&argc, argv);
+   glutInitWindowPosition(0, 0);
+   glutInitWindowSize(700, 700);
+   glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
+   Win = glutCreateWindow(argv[0]);
+   glutReshapeFunc(Reshape);
+   glutKeyboardFunc(Key);
+   glutSpecialFunc(SpecialKey);
+   glutDisplayFunc(Draw);
+   if (Anim)
+      glutIdleFunc(Idle);
+   Init(argc, (const char **) argv);
+   Usage();
+   glutMainLoop();
+   return 0;
+}
diff --git a/progs/demos/tunnel.c b/progs/demos/tunnel.c
index 6a240580e8..6981da3298 100644
--- a/progs/demos/tunnel.c
+++ b/progs/demos/tunnel.c
@@ -203,10 +203,18 @@ special(int k, int x, int y)
 }
 
 static void
+cleanup(void)
+{
+   glDeleteTextures(1, &t1id);
+   glDeleteTextures(1, &t2id);
+}
+
+static void
 key(unsigned char k, int x, int y)
 {
    switch (k) {
    case 27:
+      cleanup();
       exit(0);
       break;
 
@@ -531,5 +539,6 @@ main(int ac, char **av)
 
    glutMainLoop();
 
+   cleanup();
    return 0;
 }
diff --git a/progs/demos/tunnel2.c b/progs/demos/tunnel2.c
index 75a199af5d..0288ea0f8c 100644
--- a/progs/demos/tunnel2.c
+++ b/progs/demos/tunnel2.c
@@ -201,10 +201,20 @@ special(int k, int x, int y)
 }
 
 static void
+cleanup(void)
+{
+   glDeleteTextures(1, &t1id);
+   glDeleteTextures(1, &t2id);
+}
+
+static void
 key(unsigned char k, int x, int y)
 {
    switch (k) {
    case 27:
+      glutDestroyWindow(channel[0]);
+      glutDestroyWindow(channel[1]);
+      cleanup();
       exit(0);
       break;
 
@@ -600,6 +610,7 @@ main(int ac, char **av)
    calcposobs();
 
    glutMainLoop();
+   cleanup();
 
    return 0;
 }
diff --git a/progs/demos/vao_demo.c b/progs/demos/vao_demo.c
index ce416712fe..206e06fc6c 100644
--- a/progs/demos/vao_demo.c
+++ b/progs/demos/vao_demo.c
@@ -260,6 +260,8 @@ static void Key( unsigned char key, int x, int y )
    (void) y;
    switch (key) {
       case 27:
+         (*delete_vertex_arrays)( 1, & cube_array_obj );
+         (*delete_vertex_arrays)( 1, & oct_array_obj );
          glutDestroyWindow(Win);
          exit(0);
          break;
diff --git a/progs/demos/winpos.c b/progs/demos/winpos.c
index b58e330864..13a9c7e9a8 100644
--- a/progs/demos/winpos.c
+++ b/progs/demos/winpos.c
@@ -11,7 +11,7 @@
 #ifdef _WIN32
 #include <windows.h>
 #endif
-#define GL_GLEXT_PROTOTYPES
+#include "GL/glew.h"
 #include "GL/glut.h"
 
 #include "readtex.h"
@@ -29,8 +29,7 @@ static GLubyte *Image;
 static int ImgWidth, ImgHeight;
 static GLenum ImgFormat;
 
-typedef void (APIENTRY * PFNWINDOWPOSFUNC)(GLfloat x, GLfloat y);
-static PFNWINDOWPOSFUNC WindowPosFunc;
+static PFNGLWINDOWPOS2FPROC WindowPosFunc;
 
 static void draw( void )
 {
@@ -71,19 +70,16 @@ static void reshape( int width, int height )
 
 static void init( void )
 {
-#ifdef GL_ARB_window_pos
-   if (glutExtensionSupported("GL_ARB_window_pos")) {
+   if (GLEW_ARB_window_pos) {
       printf("Using GL_ARB_window_pos\n");
-      WindowPosFunc = &glWindowPos2fARB;
+      WindowPosFunc = glWindowPos2fARB;
    }
    else
-#elif defined(GL_MESA_window_pos)
-   if (glutExtensionSupported("GL_MESA_window_pos")) {
+   if (GLEW_MESA_window_pos) {
       printf("Using GL_MESA_window_pos\n");
-      WindowPosFunc = &glWindowPos2fMESA;
+      WindowPosFunc = glWindowPos2fMESA;
    }
    else
-#endif
    {
       printf("Sorry, GL_ARB/MESA_window_pos extension not available.\n");
       exit(1);
@@ -109,6 +105,8 @@ int main( int argc, char *argv[] )
       exit(0);
    }
 
+   glewInit();
+
    init();
 
    glutReshapeFunc( reshape );