Merge branch 'mesa_7_5_branch'

Conflicts:

	src/mesa/main/context.c

5 files changed, 109 insertions, 22 deletions

diff --git a/progs/trivial/tri-z.c b/progs/trivial/tri-z.c
index 335d2b90e2..014aaa071a 100644
--- a/progs/trivial/tri-z.c
+++ b/progs/trivial/tri-z.c
@@ -57,13 +57,19 @@ static struct { GLenum func; const char *str; } funcs[] =
 
 static int curFunc = 0;
 static double clearVal = 1.0;
-
+static float minZ = 0.0;
+static float maxZ = 1.0;
 
 static void usage(void)
 {
-   printf("t - toggle rendering order of triangles\n");
-   printf("c - toggle Z clear value between 0, 1\n");
-   printf("f - cycle through depth test functions\n");
+   printf("t   - toggle rendering order of triangles\n");
+   printf("c   - toggle Z clear value between 0, 1\n");
+   printf("f   - cycle through depth test functions\n");
+   printf("n/N - decrease/increase depthrange minZ\n");
+   printf("x/X - decrease/increase depthrange maxZ\n");
+   printf("spc - reset\n");
+   printf("z   - set to reverse-direction (ztrick) mode\n");
+   fflush(stdout);
 }
 
 
@@ -97,9 +103,11 @@ static void drawRightTriangle(void)
 
 void display(void)
 {
-   printf("GL_CLEAR_DEPTH = %f  GL_DEPTH_FUNC = %s\n",
-          clearVal, funcs[curFunc].str);
+   printf("GL_CLEAR_DEPTH = %.2f,  GL_DEPTH_FUNC = %s,  DepthRange(%.1f, %.1f)\n",
+          clearVal, funcs[curFunc].str, minZ, maxZ);
+   fflush(stdout);
    glClearDepth(clearVal);
+   glDepthRange(minZ, maxZ);
    glDepthFunc(funcs[curFunc].func);
 
    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
@@ -131,27 +139,49 @@ void reshape(int w, int h)
 void keyboard(unsigned char key, int x, int y)
 {
    switch (key) {
+      case 'n':
+         minZ -= .1;
+         break;
+      case 'N':
+         minZ += .1;
+         break;
+      case 'x':
+         maxZ -= .1;
+         break;
+      case 'X':
+         maxZ += .1;
+         break;
       case 'c':
       case 'C':
          clearVal = 1.0 - clearVal;
-         glutPostRedisplay();	
          break;
       case 'f':
       case 'F':
          curFunc = (curFunc + 1) % NUM_FUNCS;
-         glutPostRedisplay();	
          break;
       case 't':
       case 'T':
          leftFirst = !leftFirst;
-         glutPostRedisplay();	
+         break;
+      case ' ':
+         curFunc = 0;
+         clearVal = 1.0;
+         minZ = 0.0;
+         maxZ = 1.0;
+         break;
+      case 'z':
+         curFunc = 2;
+         clearVal = 0.0;
+         minZ = 1.0;
+         maxZ = 0.0;
          break;
       case 27:  /*  Escape key  */
          exit(0);
          break;
       default:
-         break;
+         return;
    }
+   glutPostRedisplay();	
 }
 
 /*  Main Loop
diff --git a/progs/vpglsl/psiz-imm.glsl b/progs/vpglsl/psiz-imm.glsl
new file mode 100644
index 0000000000..101d314d58
--- /dev/null
+++ b/progs/vpglsl/psiz-imm.glsl
@@ -0,0 +1,6 @@
+
+void main() {
+    gl_FrontColor = gl_Color;
+    gl_PointSize = 2.0;
+    gl_Position = gl_Vertex;
+}
diff --git a/progs/vpglsl/psiz-mul.glsl b/progs/vpglsl/psiz-mul.glsl
new file mode 100644
index 0000000000..77f4a46b52
--- /dev/null
+++ b/progs/vpglsl/psiz-mul.glsl
@@ -0,0 +1,6 @@
+
+void main() {
+    gl_FrontColor = gl_Color;
+    gl_PointSize = 10 * gl_Color.x;
+    gl_Position = gl_Vertex;
+}
diff --git a/progs/vpglsl/vp-tris.c b/progs/vpglsl/vp-tris.c
index 9ae410bf98..b2b0508091 100644
--- a/progs/vpglsl/vp-tris.c
+++ b/progs/vpglsl/vp-tris.c
@@ -10,6 +10,10 @@
 
 static const char *filename = NULL;
 static GLuint nr_steps = 4;
+static GLuint prim = GL_TRIANGLES;
+static GLfloat psz = 1.0;
+static GLboolean pointsmooth = 0;
+static GLboolean program_point_size = 0;
 
 static GLuint fragShader;
 static GLuint vertShader;
@@ -229,6 +233,14 @@ static void subdiv( union vert *v0,
    }
 }
 
+static void enable( GLenum value, GLboolean flag )
+{
+   if (flag)
+      glEnable(value);
+   else
+      glDisable(value);
+}
+
 /** Assignment */
 #define ASSIGN_3V( V, V0, V1, V2 )  \
 do {                                \
@@ -241,10 +253,13 @@ static void Display( void )
 {
    glClearColor(0.3, 0.3, 0.3, 1);
    glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
+   glPointSize(psz);
 
    glUseProgram(program);
+   enable( GL_POINT_SMOOTH, pointsmooth );
+   enable( GL_VERTEX_PROGRAM_POINT_SIZE_ARB, program_point_size );
 
-   glBegin(GL_TRIANGLES);
+   glBegin(prim);
 
 
    {
@@ -291,10 +306,41 @@ static void Key( unsigned char key, int x, int y )
    (void) x;
    (void) y;
    switch (key) {
-      case 27:
-         CleanUp();
-         exit(0);
-         break;
+   case 'p':
+      prim = GL_POINTS;
+      break;
+   case 't':
+      prim = GL_TRIANGLES;
+      break;
+   case 's':
+      psz += .5;
+      break;
+   case 'S':
+      if (psz > .5)
+         psz -= .5;
+      break;
+   case 'm':
+      pointsmooth = !pointsmooth;
+      break;
+   case 'z':
+      program_point_size = !program_point_size;
+      break;
+   case '+':
+      nr_steps++;
+      break; 
+   case '-':
+      if (nr_steps) 
+         nr_steps--;
+      break;
+   case ' ':
+      psz = 1.0;
+      prim = GL_TRIANGLES;
+      nr_steps = 4;
+      break;
+   case 27:
+      CleanUp();
+      exit(0);
+      break;
    }
    glutPostRedisplay();
 }
@@ -305,7 +351,7 @@ int main( int argc, char *argv[] )
    glutInitWindowPosition( 0, 0 );
    glutInitWindowSize( 250, 250 );
    glutInitDisplayMode( GLUT_RGB | GLUT_SINGLE | GLUT_DEPTH );
-   glutCreateWindow(argv[0]);
+   glutCreateWindow(argv[argc-1]);
    glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
diff --git a/progs/wgl/wglinfo.c b/progs/wgl/wglinfo.c
index 881d35b297..864372c2f9 100644
--- a/progs/wgl/wglinfo.c
+++ b/progs/wgl/wglinfo.c
@@ -348,7 +348,6 @@ print_screen_info(HDC _hdc, GLboolean limits)
    HWND win;
    HGLRC ctx;
    int visinfo;
-   int width = 100, height = 100;
    HDC hdc;
    PIXELFORMATDESCRIPTOR pfd;
 
@@ -364,18 +363,18 @@ print_screen_info(HDC _hdc, GLboolean limits)
    win = CreateWindowEx(0,
                         wc.lpszClassName,
                         "wglinfo",
-                        WS_VISIBLE | WS_CLIPSIBLINGS | WS_CLIPCHILDREN,
+                        WS_CLIPSIBLINGS | WS_CLIPCHILDREN,
+                        CW_USEDEFAULT,
+                        CW_USEDEFAULT,
                         CW_USEDEFAULT,
                         CW_USEDEFAULT,
-                        width,
-                        height,
                         NULL,
                         NULL,
                         wc.hInstance,
                         NULL);
    if (!win) {
       fprintf(stderr, "Couldn't create window");
-      exit(1);
+      return;
    }
 
    hdc = GetDC(win);
@@ -476,7 +475,7 @@ print_visual_attribs_verbose(int iPixelFormat, LPPIXELFORMATDESCRIPTOR ppfd)
           ppfd->dwFlags & PFD_DRAW_TO_WINDOW ? 1 : 0);
    printf("    bufferSize=%d level=%d renderType=%s doubleBuffer=%d stereo=%d\n",
           0 /* ppfd->bufferSize */, 0 /* ppfd->level */,
-	  visual_render_type_name(ppfd->dwFlags),
+	  visual_render_type_name(ppfd->iPixelType),
           ppfd->dwFlags & PFD_DOUBLEBUFFER ? 1 : 0, 
           ppfd->dwFlags & PFD_STEREO ? 1 : 0);
    printf("    rgba: cRedBits=%d cGreenBits=%d cBlueBits=%d cAlphaBits=%d\n",