From c727ef01083c873abfaf3c79b28d7cbcd6361bf3 Mon Sep 17 00:00:00 2001 From: Chia-I Wu Date: Thu, 1 Apr 2010 11:17:43 +0800 Subject: progs/egl: Move demos a level deeper. Move the demos to "opengl" subdirectory. --- progs/egl/.gitignore | 12 - progs/egl/Makefile | 70 --- progs/egl/demo1.c | 147 ------- progs/egl/demo2.c | 216 ---------- progs/egl/demo3.c | 647 ---------------------------- progs/egl/eglgears.c | 482 --------------------- progs/egl/eglinfo.c | 223 ---------- progs/egl/eglscreen.c | 120 ------ progs/egl/egltri.c | 264 ------------ progs/egl/opengl/.gitignore | 12 + progs/egl/opengl/Makefile | 70 +++ progs/egl/opengl/demo1.c | 147 +++++++ progs/egl/opengl/demo2.c | 216 ++++++++++ progs/egl/opengl/demo3.c | 647 ++++++++++++++++++++++++++++ progs/egl/opengl/eglgears.c | 482 +++++++++++++++++++++ progs/egl/opengl/eglinfo.c | 223 ++++++++++ progs/egl/opengl/eglscreen.c | 120 ++++++ progs/egl/opengl/egltri.c | 264 ++++++++++++ progs/egl/opengl/peglgears.c | 451 +++++++++++++++++++ progs/egl/opengl/xegl_tri.c | 361 ++++++++++++++++ progs/egl/opengl/xeglgears.c | 954 +++++++++++++++++++++++++++++++++++++++++ progs/egl/opengl/xeglthreads.c | 775 +++++++++++++++++++++++++++++++++ progs/egl/peglgears.c | 451 ------------------- progs/egl/xegl_tri.c | 361 ---------------- progs/egl/xeglgears.c | 954 ----------------------------------------- progs/egl/xeglthreads.c | 775 --------------------------------- 26 files changed, 4722 insertions(+), 4722 deletions(-) delete mode 100644 progs/egl/.gitignore delete mode 100644 progs/egl/Makefile delete mode 100644 progs/egl/demo1.c delete mode 100644 progs/egl/demo2.c delete mode 100644 progs/egl/demo3.c delete mode 100644 progs/egl/eglgears.c delete mode 100644 progs/egl/eglinfo.c delete mode 100644 progs/egl/eglscreen.c delete mode 100644 progs/egl/egltri.c create mode 100644 progs/egl/opengl/.gitignore create mode 100644 progs/egl/opengl/Makefile create mode 100644 progs/egl/opengl/demo1.c create mode 100644 progs/egl/opengl/demo2.c create mode 100644 progs/egl/opengl/demo3.c create mode 100644 progs/egl/opengl/eglgears.c create mode 100644 progs/egl/opengl/eglinfo.c create mode 100644 progs/egl/opengl/eglscreen.c create mode 100644 progs/egl/opengl/egltri.c create mode 100644 progs/egl/opengl/peglgears.c create mode 100644 progs/egl/opengl/xegl_tri.c create mode 100644 progs/egl/opengl/xeglgears.c create mode 100644 progs/egl/opengl/xeglthreads.c delete mode 100644 progs/egl/peglgears.c delete mode 100644 progs/egl/xegl_tri.c delete mode 100644 progs/egl/xeglgears.c delete mode 100644 progs/egl/xeglthreads.c (limited to 'progs/egl') diff --git a/progs/egl/.gitignore b/progs/egl/.gitignore deleted file mode 100644 index 7a13d4686a..0000000000 --- a/progs/egl/.gitignore +++ /dev/null @@ -1,12 +0,0 @@ -demo1 -demo2 -demo3 -eglgears -eglinfo -eglscreen -egltri -peglgears -xeglbindtex -xeglgears -xeglthreads -xegl_tri diff --git a/progs/egl/Makefile b/progs/egl/Makefile deleted file mode 100644 index 890240f9a3..0000000000 --- a/progs/egl/Makefile +++ /dev/null @@ -1,70 +0,0 @@ -# progs/egl/Makefile - -TOP = ../.. -include $(TOP)/configs/current - - -INCLUDE_DIRS = -I$(TOP)/include - -HEADERS = $(TOP)/include/GLES/egl.h -LIB_DEP = $(TOP)/$(LIB_DIR)/libEGL.so - -LIBS = -L$(TOP)/$(LIB_DIR) -lEGL -lGL - -PROGRAMS = \ - demo1 \ - demo2 \ - demo3 \ - egltri \ - eglinfo \ - eglgears \ - eglscreen \ - peglgears \ - xeglgears \ - xeglthreads \ - xegl_tri - - -.c.o: - $(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $< -o $@ - - - -default: $(PROGRAMS) - -demo1: demo1.o $(HEADERS) $(LIB_DEP) - $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB) - -demo2: demo2.o $(HEADERS) $(LIB_DEP) - $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB) - -demo3: demo3.o $(HEADERS) $(LIB_DEP) - $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB) - -egltri: egltri.o $(HEADERS) $(LIB_DEP) - $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB) - -eglinfo: eglinfo.o $(HEADERS) $(LIB_DEP) - $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) - -eglgears: eglgears.o $(HEADERS) $(LIB_DEP) - $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB) -lm - -eglscreen: eglscreen.o $(HEADERS) $(LIB_DEP) - $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB) - -peglgears: peglgears.o $(HEADERS) $(LIB_DEP) - $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB) -lm - -xeglgears: xeglgears.o $(HEADERS) $(LIB_DEP) - $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) -lm $(X11_LIBS) - -xeglthreads: xeglthreads.o $(HEADERS) $(LIB_DEP) - $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) -lpthread -lm $(X11_LIBS) - -xegl_tri: xegl_tri.o $(HEADERS) $(LIB_DEP) - $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) -lm $(X11_LIBS) - -clean: - -rm -f *.o *~ - -rm -f $(PROGRAMS) diff --git a/progs/egl/demo1.c b/progs/egl/demo1.c deleted file mode 100644 index d892734ee5..0000000000 --- a/progs/egl/demo1.c +++ /dev/null @@ -1,147 +0,0 @@ -/* - * Exercise EGL API functions - */ - -#define EGL_EGLEXT_PROTOTYPES - -#include -#include -#include -#include -#include -#include - - -/** - * Test EGL_MESA_screen_surface functions - */ -static void -TestScreens(EGLDisplay dpy) -{ -#define MAX 8 - EGLScreenMESA screens[MAX]; - EGLint numScreens; - EGLint i; - - eglGetScreensMESA(dpy, screens, MAX, &numScreens); - printf("Found %d screens\n", numScreens); - for (i = 0; i < numScreens; i++) { - printf(" Screen %d handle: %d\n", i, (int) screens[i]); - } -} - -/** - * Print table of all available configurations. - */ -static void -PrintConfigs(EGLDisplay d, EGLConfig *configs, EGLint numConfigs) -{ - EGLint i; - - printf("Configurations:\n"); - printf(" bf lv d st colorbuffer dp st supported \n"); - printf(" id sz l b ro r g b a th cl surfaces \n"); - printf("----------------------------------------------\n"); - for (i = 0; i < numConfigs; i++) { - EGLint id, size, level; - EGLint red, green, blue, alpha; - EGLint depth, stencil; - EGLint surfaces; - EGLint doubleBuf = 1, stereo = 0; - char surfString[100] = ""; - - eglGetConfigAttrib(d, configs[i], EGL_CONFIG_ID, &id); - eglGetConfigAttrib(d, configs[i], EGL_BUFFER_SIZE, &size); - eglGetConfigAttrib(d, configs[i], EGL_LEVEL, &level); - - eglGetConfigAttrib(d, configs[i], EGL_RED_SIZE, &red); - eglGetConfigAttrib(d, configs[i], EGL_GREEN_SIZE, &green); - eglGetConfigAttrib(d, configs[i], EGL_BLUE_SIZE, &blue); - eglGetConfigAttrib(d, configs[i], EGL_ALPHA_SIZE, &alpha); - eglGetConfigAttrib(d, configs[i], EGL_DEPTH_SIZE, &depth); - eglGetConfigAttrib(d, configs[i], EGL_STENCIL_SIZE, &stencil); - eglGetConfigAttrib(d, configs[i], EGL_SURFACE_TYPE, &surfaces); - - if (surfaces & EGL_WINDOW_BIT) - strcat(surfString, "win,"); - if (surfaces & EGL_PBUFFER_BIT) - strcat(surfString, "pb,"); - if (surfaces & EGL_PIXMAP_BIT) - strcat(surfString, "pix,"); - if (strlen(surfString) > 0) - surfString[strlen(surfString) - 1] = 0; - - printf("0x%02x %2d %2d %c %c %2d %2d %2d %2d %2d %2d %-12s\n", - id, size, level, - doubleBuf ? 'y' : '.', - stereo ? 'y' : '.', - red, green, blue, alpha, - depth, stencil, surfString); - } -} - - - -int -main(int argc, char *argv[]) -{ - int maj, min; - EGLContext ctx; - EGLSurface pbuffer; - EGLConfig *configs; - EGLint numConfigs; - EGLBoolean b; - const EGLint pbufAttribs[] = { - EGL_WIDTH, 500, - EGL_HEIGHT, 500, - EGL_NONE - }; - - EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY); - assert(d); - - if (!eglInitialize(d, &maj, &min)) { - printf("demo: eglInitialize failed\n"); - exit(1); - } - - printf("EGL version = %d.%d\n", maj, min); - printf("EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR)); - - eglGetConfigs(d, NULL, 0, &numConfigs); - configs = malloc(sizeof(*configs) *numConfigs); - eglGetConfigs(d, configs, numConfigs, &numConfigs); - - PrintConfigs(d, configs, numConfigs); - - eglBindAPI(EGL_OPENGL_API); - ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL); - if (ctx == EGL_NO_CONTEXT) { - printf("failed to create context\n"); - return 0; - } - - pbuffer = eglCreatePbufferSurface(d, configs[0], pbufAttribs); - if (pbuffer == EGL_NO_SURFACE) { - printf("failed to create pbuffer\n"); - return 0; - } - - free(configs); - - b = eglMakeCurrent(d, pbuffer, pbuffer, ctx); - if (!b) { - printf("make current failed\n"); - return 0; - } - - b = eglMakeCurrent(d, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); - - TestScreens(d); - - eglDestroySurface(d, pbuffer); - eglDestroyContext(d, ctx); - eglTerminate(d); - - return 0; -} diff --git a/progs/egl/demo2.c b/progs/egl/demo2.c deleted file mode 100644 index b9e92f62ac..0000000000 --- a/progs/egl/demo2.c +++ /dev/null @@ -1,216 +0,0 @@ -/* - * Exercise EGL API functions - */ - -#define EGL_EGLEXT_PROTOTYPES - -#include -#include -#include -#include -#include - -#include -#include -#include - -/*#define FRONTBUFFER*/ - -static void _subset_Rectf(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2, - GLfloat r, GLfloat g, GLfloat b) -{ - GLfloat v[4][2], c[4][4]; - int i; - - v[0][0] = x1; v[0][1] = y1; - v[1][0] = x2; v[1][1] = y1; - v[2][0] = x2; v[2][1] = y2; - v[3][0] = x1; v[3][1] = y2; - - for (i = 0; i < 4; i++) { - c[i][0] = r; - c[i][1] = g; - c[i][2] = b; - c[i][3] = 1.0; - } - - glVertexPointer(2, GL_FLOAT, 0, v); - glColorPointer(4, GL_FLOAT, 0, v); - glEnableClientState(GL_VERTEX_ARRAY); - glEnableClientState(GL_COLOR_ARRAY); - - glDrawArrays(GL_TRIANGLE_FAN, 0, 4); - - glDisableClientState(GL_VERTEX_ARRAY); - glDisableClientState(GL_COLOR_ARRAY); -} - - -static void redraw(EGLDisplay dpy, EGLSurface surf, int rot) -{ - GLfloat r, g, b; - - printf("Redraw event\n"); - - glClearColor( rand()/(float)RAND_MAX, - rand()/(float)RAND_MAX, - rand()/(float)RAND_MAX, - 1); - - glClear( GL_COLOR_BUFFER_BIT ); - - r = rand()/(float)RAND_MAX; - g = rand()/(float)RAND_MAX; - b = rand()/(float)RAND_MAX; - - glPushMatrix(); - glRotatef(rot, 0, 0, 1); - glScalef(.5, .5, .5); - _subset_Rectf( -1, -1, 1, 1, r, g, b ); - glPopMatrix(); - -#ifdef FRONTBUFFER - glFlush(); -#else - eglSwapBuffers( dpy, surf ); -#endif - glFinish(); -} - - -/** - * Test EGL_MESA_screen_surface functions - */ -static void -TestScreens(EGLDisplay dpy) -{ -#define MAX 8 - EGLScreenMESA screens[MAX]; - EGLint numScreens; - EGLint i; - - eglGetScreensMESA(dpy, screens, MAX, &numScreens); - printf("Found %d screens\n", numScreens); - for (i = 0; i < numScreens; i++) { - printf(" Screen %d handle: %d\n", i, (int) screens[i]); - } -} - - -int -main(int argc, char *argv[]) -{ - int maj, min; - EGLContext ctx; - EGLSurface pbuffer, screen_surf; - EGLConfig configs[10]; - EGLint numConfigs, i; - EGLBoolean b; - const EGLint pbufAttribs[] = { - EGL_WIDTH, 500, - EGL_HEIGHT, 500, - EGL_NONE - }; - EGLint screenAttribs[32]; - EGLModeMESA mode; - EGLScreenMESA screen; - EGLint count; - - EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY); - assert(d); - - if (!eglInitialize(d, &maj, &min)) { - printf("demo: eglInitialize failed\n"); - exit(1); - } - - printf("EGL version = %d.%d\n", maj, min); - printf("EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR)); - if (!strstr(eglQueryString(d, EGL_EXTENSIONS), - "EGL_MESA_screen_surface")) { - printf("EGL_MESA_screen_surface is not supported\n"); - exit(1); - } - - eglGetConfigs(d, configs, 10, &numConfigs); - printf("Got %d EGL configs:\n", numConfigs); - for (i = 0; i < numConfigs; i++) { - EGLint id, red, depth; - eglGetConfigAttrib(d, configs[i], EGL_CONFIG_ID, &id); - eglGetConfigAttrib(d, configs[i], EGL_RED_SIZE, &red); - eglGetConfigAttrib(d, configs[i], EGL_DEPTH_SIZE, &depth); - printf("%2d: Red Size = %d Depth Size = %d\n", id, red, depth); - } - - eglGetScreensMESA(d, &screen, 1, &count); - eglGetModesMESA(d, screen, &mode, 1, &count); - - eglBindAPI(EGL_OPENGL_API); - ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL); - if (ctx == EGL_NO_CONTEXT) { - printf("failed to create context\n"); - return 0; - } - - pbuffer = eglCreatePbufferSurface(d, configs[0], pbufAttribs); - if (pbuffer == EGL_NO_SURFACE) { - printf("failed to create pbuffer\n"); - return 0; - } - - b = eglMakeCurrent(d, pbuffer, pbuffer, ctx); - if (!b) { - printf("make current failed\n"); - return 0; - } - - b = eglMakeCurrent(d, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); - - i = 0; - screenAttribs[i++] = EGL_WIDTH; - eglGetModeAttribMESA(d, mode, EGL_WIDTH, &screenAttribs[i++]); - screenAttribs[i++] = EGL_HEIGHT; - eglGetModeAttribMESA(d, mode, EGL_HEIGHT, &screenAttribs[i++]); - screenAttribs[i] = EGL_NONE; - - screen_surf = eglCreateScreenSurfaceMESA(d, configs[0], screenAttribs); - if (screen_surf == EGL_NO_SURFACE) { - printf("failed to create screen surface\n"); - return 0; - } - - eglShowScreenSurfaceMESA(d, screen, screen_surf, mode); - - b = eglMakeCurrent(d, screen_surf, screen_surf, ctx); - if (!b) { - printf("make current failed\n"); - return 0; - } - - glViewport(0, 0, 1024, 768); - - glClearColor( 0, - 1.0, - 0, - 1); - - glClear( GL_COLOR_BUFFER_BIT ); - - - TestScreens(d); - - glShadeModel( GL_FLAT ); - - for (i = 0; i < 6; i++) { - redraw(d, screen_surf, i*10 ); - - printf("sleep(1)\n"); - sleep(1); - } - - eglDestroySurface(d, pbuffer); - eglDestroyContext(d, ctx); - eglTerminate(d); - - return 0; -} diff --git a/progs/egl/demo3.c b/progs/egl/demo3.c deleted file mode 100644 index 64b9ee652c..0000000000 --- a/progs/egl/demo3.c +++ /dev/null @@ -1,647 +0,0 @@ -/* - * Exercise EGL API functions - */ - -#define EGL_EGLEXT_PROTOTYPES - -#include -#include -#include -#include -#include -#include -#include -#include - - - -#define PIXEL_CENTER(x) ((long)(x) + 0.5) - -#define GAP 10 -#define ROWS 3 -#define COLS 4 - -#define OPENGL_WIDTH 48 -#define OPENGL_HEIGHT 13 - - -GLenum rgb, doubleBuffer, windType; -GLint windW, windH; - -GLenum mode1, mode2; -GLint boxW, boxH; -GLubyte OpenGL_bits[] = { - 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, - 0x7f, 0xfb, 0xff, 0xff, 0xff, 0x01, - 0x7f, 0xfb, 0xff, 0xff, 0xff, 0x01, - 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, - 0x3e, 0x8f, 0xb7, 0xf9, 0xfc, 0x01, - 0x63, 0xdb, 0xb0, 0x8d, 0x0d, 0x00, - 0x63, 0xdb, 0xb7, 0x8d, 0x0d, 0x00, - 0x63, 0xdb, 0xb6, 0x8d, 0x0d, 0x00, - 0x63, 0x8f, 0xf3, 0xcc, 0x0d, 0x00, - 0x63, 0x00, 0x00, 0x0c, 0x4c, 0x0a, - 0x63, 0x00, 0x00, 0x0c, 0x4c, 0x0e, - 0x63, 0x00, 0x00, 0x8c, 0xed, 0x0e, - 0x3e, 0x00, 0x00, 0xf8, 0x0c, 0x00, -}; - - -static void Init(void) -{ - - mode1 = GL_TRUE; - mode2 = GL_TRUE; -} - -static void Reshape(int width, int height) -{ - - windW = (GLint)width; - windH = (GLint)height; -} - -#if 0 -static void RotateColorMask(void) -{ - static GLint rotation = 0; - - rotation = (rotation + 1) & 0x3; - switch (rotation) { - case 0: - glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); - glIndexMask( 0xff ); - break; - case 1: - glColorMask(GL_FALSE, GL_TRUE, GL_TRUE, GL_TRUE); - glIndexMask(0xFE); - break; - case 2: - glColorMask(GL_TRUE, GL_FALSE, GL_TRUE, GL_TRUE); - glIndexMask(0xFD); - break; - case 3: - glColorMask(GL_TRUE, GL_TRUE, GL_FALSE, GL_TRUE); - glIndexMask(0xFB); - break; - } -} -#endif - -static void Viewport(GLint row, GLint column) -{ - GLint x, y; - - boxW = (windW - (COLS + 1) * GAP) / COLS; - boxH = (windH - (ROWS + 1) * GAP) / ROWS; - - x = GAP + column * (boxW + GAP); - y = GAP + row * (boxH + GAP); - - glViewport(x, y, boxW, boxH); - - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glOrtho(-boxW/2, boxW/2, -boxH/2, boxH/2, 0.0, 1.0); - glMatrixMode(GL_MODELVIEW); - - glEnable(GL_SCISSOR_TEST); - glScissor(x, y, boxW, boxH); -} - -enum { - COLOR_BLACK = 0, - COLOR_RED, - COLOR_GREEN, - COLOR_YELLOW, - COLOR_BLUE, - COLOR_MAGENTA, - COLOR_CYAN, - COLOR_WHITE -}; - -static float RGBMap[9][3] = { - {0, 0, 0}, - {1, 0, 0}, - {0, 1, 0}, - {1, 1, 0}, - {0, 0, 1}, - {1, 0, 1}, - {0, 1, 1}, - {1, 1, 1}, - {0.5, 0.5, 0.5} -}; - -static void SetColor(int c) -{ - glColor3fv(RGBMap[c]); -} - -static void Point(void) -{ - GLint i; - - glBegin(GL_POINTS); - SetColor(COLOR_WHITE); - glVertex2i(0, 0); - for (i = 1; i < 8; i++) { - GLint j = i * 2; - SetColor(COLOR_BLACK+i); - glVertex2i(-j, -j); - glVertex2i(-j, 0); - glVertex2i(-j, j); - glVertex2i(0, j); - glVertex2i(j, j); - glVertex2i(j, 0); - glVertex2i(j, -j); - glVertex2i(0, -j); - } - glEnd(); -} - -static void Lines(void) -{ - GLint i; - - glPushMatrix(); - - glTranslatef(-12, 0, 0); - for (i = 1; i < 8; i++) { - SetColor(COLOR_BLACK+i); - glBegin(GL_LINES); - glVertex2i(-boxW/4, -boxH/4); - glVertex2i(boxW/4, boxH/4); - glEnd(); - glTranslatef(4, 0, 0); - } - - glPopMatrix(); - - glBegin(GL_LINES); - glVertex2i(0, 0); - glEnd(); -} - -static void LineStrip(void) -{ - - glBegin(GL_LINE_STRIP); - SetColor(COLOR_RED); - glVertex2f(PIXEL_CENTER(-boxW/4), PIXEL_CENTER(-boxH/4)); - SetColor(COLOR_GREEN); - glVertex2f(PIXEL_CENTER(-boxW/4), PIXEL_CENTER(boxH/4)); - SetColor(COLOR_BLUE); - glVertex2f(PIXEL_CENTER(boxW/4), PIXEL_CENTER(boxH/4)); - SetColor(COLOR_WHITE); - glVertex2f(PIXEL_CENTER(boxW/4), PIXEL_CENTER(-boxH/4)); - glEnd(); - - glBegin(GL_LINE_STRIP); - glVertex2i(0, 0); - glEnd(); -} - -static void LineLoop(void) -{ - - glBegin(GL_LINE_LOOP); - SetColor(COLOR_RED); - glVertex2f(PIXEL_CENTER(-boxW/4), PIXEL_CENTER(-boxH/4)); - SetColor(COLOR_GREEN); - glVertex2f(PIXEL_CENTER(-boxW/4), PIXEL_CENTER(boxH/4)); - SetColor(COLOR_BLUE); - glVertex2f(PIXEL_CENTER(boxW/4), PIXEL_CENTER(boxH/4)); - SetColor(COLOR_WHITE); - glVertex2f(PIXEL_CENTER(boxW/4), PIXEL_CENTER(-boxH/4)); - glEnd(); - - glEnable(GL_LOGIC_OP); - glLogicOp(GL_XOR); - - glEnable(GL_BLEND); - glBlendFunc(GL_ONE, GL_ONE); - - SetColor(COLOR_MAGENTA); - glBegin(GL_LINE_LOOP); - glVertex2f(PIXEL_CENTER(-boxW/8), PIXEL_CENTER(-boxH/8)); - glVertex2f(PIXEL_CENTER(-boxW/8), PIXEL_CENTER(boxH/8)); - glEnd(); - glBegin(GL_LINE_LOOP); - glVertex2f(PIXEL_CENTER(-boxW/8), PIXEL_CENTER(boxH/8+5)); - glVertex2f(PIXEL_CENTER(boxW/8), PIXEL_CENTER(boxH/8+5)); - glEnd(); - glDisable(GL_LOGIC_OP); - glDisable(GL_BLEND); - - SetColor(COLOR_GREEN); - glBegin(GL_POINTS); - glVertex2i(0, 0); - glEnd(); - - glBegin(GL_LINE_LOOP); - glVertex2i(0, 0); - glEnd(); -} - -static void Bitmap(void) -{ - - glBegin(GL_LINES); - SetColor(COLOR_GREEN); - glVertex2i(-boxW/2, 0); - glVertex2i(boxW/2, 0); - glVertex2i(0, -boxH/2); - glVertex2i(0, boxH/2); - SetColor(COLOR_RED); - glVertex2i(0, -3); - glVertex2i(0, -3+OPENGL_HEIGHT); - SetColor(COLOR_BLUE); - glVertex2i(0, -3); - glVertex2i(OPENGL_WIDTH, -3); - glEnd(); - - SetColor(COLOR_GREEN); - - glPixelStorei(GL_UNPACK_LSB_FIRST, GL_TRUE); - glPixelStorei(GL_UNPACK_ALIGNMENT, 1); - - glRasterPos2i(0, 0); - glBitmap(OPENGL_WIDTH, OPENGL_HEIGHT, 0, 3, 0.0, 0.0, OpenGL_bits); -} - -static void Triangles(void) -{ - - glBegin(GL_TRIANGLES); - SetColor(COLOR_GREEN); - glVertex2i(-boxW/4, -boxH/4); - SetColor(COLOR_RED); - glVertex2i(-boxW/8, -boxH/16); - SetColor(COLOR_BLUE); - glVertex2i(boxW/8, -boxH/16); - - SetColor(COLOR_GREEN); - glVertex2i(-boxW/4, boxH/4); - SetColor(COLOR_RED); - glVertex2i(-boxW/8, boxH/16); - SetColor(COLOR_BLUE); - glVertex2i(boxW/8, boxH/16); - glEnd(); - - glBegin(GL_TRIANGLES); - glVertex2i(0, 0); - glVertex2i(-100, 100); - glEnd(); -} - -static void TriangleStrip(void) -{ - - glBegin(GL_TRIANGLE_STRIP); - SetColor(COLOR_GREEN); - glVertex2i(-boxW/4, -boxH/4); - SetColor(COLOR_RED); - glVertex2i(-boxW/4, boxH/4); - SetColor(COLOR_BLUE); - glVertex2i(0, -boxH/4); - SetColor(COLOR_WHITE); - glVertex2i(0, boxH/4); - SetColor(COLOR_CYAN); - glVertex2i(boxW/4, -boxH/4); - SetColor(COLOR_YELLOW); - glVertex2i(boxW/4, boxH/4); - glEnd(); - - glBegin(GL_TRIANGLE_STRIP); - glVertex2i(0, 0); - glVertex2i(-100, 100); - glEnd(); -} - -static void TriangleFan(void) -{ - GLint vx[8][2]; - GLint x0, y0, x1, y1, x2, y2, x3, y3; - GLint i; - - y0 = -boxH/4; - y1 = y0 + boxH/2/3; - y2 = y1 + boxH/2/3; - y3 = boxH/4; - x0 = -boxW/4; - x1 = x0 + boxW/2/3; - x2 = x1 + boxW/2/3; - x3 = boxW/4; - - vx[0][0] = x0; vx[0][1] = y1; - vx[1][0] = x0; vx[1][1] = y2; - vx[2][0] = x1; vx[2][1] = y3; - vx[3][0] = x2; vx[3][1] = y3; - vx[4][0] = x3; vx[4][1] = y2; - vx[5][0] = x3; vx[5][1] = y1; - vx[6][0] = x2; vx[6][1] = y0; - vx[7][0] = x1; vx[7][1] = y0; - - glBegin(GL_TRIANGLE_FAN); - SetColor(COLOR_WHITE); - glVertex2i(0, 0); - for (i = 0; i < 8; i++) { - SetColor(COLOR_WHITE-i); - glVertex2iv(vx[i]); - } - glEnd(); - - glBegin(GL_TRIANGLE_FAN); - glVertex2i(0, 0); - glVertex2i(-100, 100); - glEnd(); -} - -static void Rect(void) -{ - - SetColor(COLOR_GREEN); - glRecti(-boxW/4, -boxH/4, boxW/4, boxH/4); -} - -static void PolygonFunc(void) -{ - GLint vx[8][2]; - GLint x0, y0, x1, y1, x2, y2, x3, y3; - GLint i; - - y0 = -boxH/4; - y1 = y0 + boxH/2/3; - y2 = y1 + boxH/2/3; - y3 = boxH/4; - x0 = -boxW/4; - x1 = x0 + boxW/2/3; - x2 = x1 + boxW/2/3; - x3 = boxW/4; - - vx[0][0] = x0; vx[0][1] = y1; - vx[1][0] = x0; vx[1][1] = y2; - vx[2][0] = x1; vx[2][1] = y3; - vx[3][0] = x2; vx[3][1] = y3; - vx[4][0] = x3; vx[4][1] = y2; - vx[5][0] = x3; vx[5][1] = y1; - vx[6][0] = x2; vx[6][1] = y0; - vx[7][0] = x1; vx[7][1] = y0; - - glBegin(GL_POLYGON); - for (i = 0; i < 8; i++) { - SetColor(COLOR_WHITE-i); - glVertex2iv(vx[i]); - } - glEnd(); - - glBegin(GL_POLYGON); - glVertex2i(0, 0); - glVertex2i(100, 100); - glEnd(); -} - -static void Quads(void) -{ - - glBegin(GL_QUADS); - SetColor(COLOR_GREEN); - glVertex2i(-boxW/4, -boxH/4); - SetColor(COLOR_RED); - glVertex2i(-boxW/8, -boxH/16); - SetColor(COLOR_BLUE); - glVertex2i(boxW/8, -boxH/16); - SetColor(COLOR_WHITE); - glVertex2i(boxW/4, -boxH/4); - - SetColor(COLOR_GREEN); - glVertex2i(-boxW/4, boxH/4); - SetColor(COLOR_RED); - glVertex2i(-boxW/8, boxH/16); - SetColor(COLOR_BLUE); - glVertex2i(boxW/8, boxH/16); - SetColor(COLOR_WHITE); - glVertex2i(boxW/4, boxH/4); - glEnd(); - - glBegin(GL_QUADS); - glVertex2i(0, 0); - glVertex2i(100, 100); - glVertex2i(-100, 100); - glEnd(); -} - -static void QuadStrip(void) -{ - - glBegin(GL_QUAD_STRIP); - SetColor(COLOR_GREEN); - glVertex2i(-boxW/4, -boxH/4); - SetColor(COLOR_RED); - glVertex2i(-boxW/4, boxH/4); - SetColor(COLOR_BLUE); - glVertex2i(0, -boxH/4); - SetColor(COLOR_WHITE); - glVertex2i(0, boxH/4); - SetColor(COLOR_CYAN); - glVertex2i(boxW/4, -boxH/4); - SetColor(COLOR_YELLOW); - glVertex2i(boxW/4, boxH/4); - glEnd(); - - glBegin(GL_QUAD_STRIP); - glVertex2i(0, 0); - glVertex2i(100, 100); - glVertex2i(-100, 100); - glEnd(); -} - -static void Draw(EGLDisplay dpy, EGLSurface surf) -{ - - glViewport(0, 0, windW, windH); - glDisable(GL_SCISSOR_TEST); - - glPushAttrib(GL_COLOR_BUFFER_BIT); - - glColorMask(1, 1, 1, 1); - glIndexMask(~0); - - glClearColor(0.0, 0.0, 0.0, 0.0); - glClear(GL_COLOR_BUFFER_BIT); - - glPopAttrib(); - - if (mode1) { - glShadeModel(GL_SMOOTH); - } else { - glShadeModel(GL_FLAT); - } - - if (mode2) { - glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); - } else { - glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); - } - - Viewport(0, 0); Point(); - Viewport(0, 1); Lines(); - Viewport(0, 2); LineStrip(); - Viewport(0, 3); LineLoop(); - - Viewport(1, 0); Bitmap(); - - Viewport(1, 1); TriangleFan(); - Viewport(1, 2); Triangles(); - Viewport(1, 3); TriangleStrip(); - - Viewport(2, 0); Rect(); - Viewport(2, 1); PolygonFunc(); - Viewport(2, 2); Quads(); - Viewport(2, 3); QuadStrip(); - - glFlush(); - - if (doubleBuffer) { - eglSwapBuffers(dpy, surf); - } -} - -static void -write_ppm(const char *filename, const GLubyte *buffer, int width, int height) -{ - const int binary = 0; - FILE *f = fopen( filename, "w" ); - if (f) { - int i, x, y; - const GLubyte *ptr = buffer; - if (binary) { - fprintf(f,"P6\n"); - fprintf(f,"# ppm-file created by osdemo.c\n"); - fprintf(f,"%i %i\n", width,height); - fprintf(f,"255\n"); - fclose(f); - f = fopen( filename, "ab" ); /* reopen in binary append mode */ - for (y=height-1; y>=0; y--) { - for (x=0; x=0; y--) { - for (x=0; x -#include -#include -#include -#include -#include -#include -#include - -#define MAX_CONFIGS 10 -#define MAX_MODES 100 - -#define BENCHMARK - -#ifdef BENCHMARK - -/* XXX this probably isn't very portable */ - -#include -#include - -/* return current time (in seconds) */ -static double -current_time(void) -{ - struct timeval tv; -#ifdef __VMS - (void) gettimeofday(&tv, NULL ); -#else - struct timezone tz; - (void) gettimeofday(&tv, &tz); -#endif - return (double) tv.tv_sec + tv.tv_usec / 1000000.0; -} - -#else /*BENCHMARK*/ - -/* dummy */ -static double -current_time(void) -{ - /* update this function for other platforms! */ - static double t = 0.0; - static int warn = 1; - if (warn) { - fprintf(stderr, "Warning: current_time() not implemented!!\n"); - warn = 0; - } - return t += 1.0; -} - -#endif /*BENCHMARK*/ - - -#ifndef M_PI -#define M_PI 3.14159265 -#endif - - -static GLfloat view_rotx = 20.0, view_roty = 30.0, view_rotz = 0.0; -static GLint gear1, gear2, gear3; -static GLfloat angle = 0.0; - -#if 0 -static GLfloat eyesep = 5.0; /* Eye separation. */ -static GLfloat fix_point = 40.0; /* Fixation point distance. */ -static GLfloat left, right, asp; /* Stereo frustum params. */ -#endif - - -/* - * - * Draw a gear wheel. You'll probably want to call this function when - * building a display list since we do a lot of trig here. - * - * Input: inner_radius - radius of hole at center - * outer_radius - radius at center of teeth - * width - width of gear - * teeth - number of teeth - * tooth_depth - depth of tooth - */ -static void -gear(GLfloat inner_radius, GLfloat outer_radius, GLfloat width, - GLint teeth, GLfloat tooth_depth) -{ - GLint i; - GLfloat r0, r1, r2; - GLfloat angle, da; - GLfloat u, v, len; - - r0 = inner_radius; - r1 = outer_radius - tooth_depth / 2.0; - r2 = outer_radius + tooth_depth / 2.0; - - da = 2.0 * M_PI / teeth / 4.0; - - glShadeModel(GL_FLAT); - - glNormal3f(0.0, 0.0, 1.0); - - /* draw front face */ - glBegin(GL_QUAD_STRIP); - for (i = 0; i <= teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); - glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); - if (i < teeth) { - glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - width * 0.5); - } - } - glEnd(); - - /* draw front sides of teeth */ - glBegin(GL_QUADS); - da = 2.0 * M_PI / teeth / 4.0; - for (i = 0; i < teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - - glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); - glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5); - glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), - width * 0.5); - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - width * 0.5); - } - glEnd(); - - glNormal3f(0.0, 0.0, -1.0); - - /* draw back face */ - glBegin(GL_QUAD_STRIP); - for (i = 0; i <= teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); - glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); - if (i < teeth) { - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - -width * 0.5); - glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); - } - } - glEnd(); - - /* draw back sides of teeth */ - glBegin(GL_QUADS); - da = 2.0 * M_PI / teeth / 4.0; - for (i = 0; i < teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - -width * 0.5); - glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), - -width * 0.5); - glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5); - glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); - } - glEnd(); - - /* draw outward faces of teeth */ - glBegin(GL_QUAD_STRIP); - for (i = 0; i < teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - - glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); - glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); - u = r2 * cos(angle + da) - r1 * cos(angle); - v = r2 * sin(angle + da) - r1 * sin(angle); - len = sqrt(u * u + v * v); - u /= len; - v /= len; - glNormal3f(v, -u, 0.0); - glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5); - glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5); - glNormal3f(cos(angle), sin(angle), 0.0); - glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), - width * 0.5); - glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), - -width * 0.5); - u = r1 * cos(angle + 3 * da) - r2 * cos(angle + 2 * da); - v = r1 * sin(angle + 3 * da) - r2 * sin(angle + 2 * da); - glNormal3f(v, -u, 0.0); - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - width * 0.5); - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - -width * 0.5); - glNormal3f(cos(angle), sin(angle), 0.0); - } - - glVertex3f(r1 * cos(0), r1 * sin(0), width * 0.5); - glVertex3f(r1 * cos(0), r1 * sin(0), -width * 0.5); - - glEnd(); - - glShadeModel(GL_SMOOTH); - - /* draw inside radius cylinder */ - glBegin(GL_QUAD_STRIP); - for (i = 0; i <= teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - glNormal3f(-cos(angle), -sin(angle), 0.0); - glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); - glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); - } - glEnd(); -} - - -static void -draw(void) -{ - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - - glPushMatrix(); - glRotatef(view_rotx, 1.0, 0.0, 0.0); - glRotatef(view_roty, 0.0, 1.0, 0.0); - glRotatef(view_rotz, 0.0, 0.0, 1.0); - - glPushMatrix(); - glTranslatef(-3.0, -2.0, 0.0); - glRotatef(angle, 0.0, 0.0, 1.0); - glCallList(gear1); - glPopMatrix(); - - glPushMatrix(); - glTranslatef(3.1, -2.0, 0.0); - glRotatef(-2.0 * angle - 9.0, 0.0, 0.0, 1.0); - glCallList(gear2); - glPopMatrix(); - - glPushMatrix(); - glTranslatef(-3.1, 4.2, 0.0); - glRotatef(-2.0 * angle - 25.0, 0.0, 0.0, 1.0); - glCallList(gear3); - glPopMatrix(); - - glPopMatrix(); -} - - -/* new window size or exposure */ -static void -reshape(int width, int height) -{ - GLfloat h = (GLfloat) height / (GLfloat) width; - - glViewport(0, 0, (GLint) width, (GLint) height); - - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glFrustum(-1.0, 1.0, -h, h, 5.0, 60.0); - - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - glTranslatef(0.0, 0.0, -40.0); -} - - - -static void -init(void) -{ - static GLfloat pos[4] = { 5.0, 5.0, 10.0, 0.0 }; - static GLfloat red[4] = { 0.8, 0.1, 0.0, 1.0 }; - static GLfloat green[4] = { 0.0, 0.8, 0.2, 1.0 }; - static GLfloat blue[4] = { 0.2, 0.2, 1.0, 1.0 }; - - glLightfv(GL_LIGHT0, GL_POSITION, pos); - glEnable(GL_CULL_FACE); - glEnable(GL_LIGHTING); - glEnable(GL_LIGHT0); - glEnable(GL_DEPTH_TEST); - - /* make the gears */ - gear1 = glGenLists(1); - glNewList(gear1, GL_COMPILE); - glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, red); - gear(1.0, 4.0, 1.0, 20, 0.7); - glEndList(); - - gear2 = glGenLists(1); - glNewList(gear2, GL_COMPILE); - glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, green); - gear(0.5, 2.0, 2.0, 10, 0.7); - glEndList(); - - gear3 = glGenLists(1); - glNewList(gear3, GL_COMPILE); - glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, blue); - gear(1.3, 2.0, 0.5, 10, 0.7); - glEndList(); - - glEnable(GL_NORMALIZE); -} - - - - -static void run_gears(EGLDisplay dpy, EGLSurface surf, int ttr) -{ - double st = current_time(); - double ct = st; - int frames = 0; - GLfloat seconds, fps; - - while (ct - st < ttr) - { - double tt = current_time(); - double dt = tt - ct; - ct = tt; - - /* advance rotation for next frame */ - angle += 70.0 * dt; /* 70 degrees per second */ - if (angle > 3600.0) - angle -= 3600.0; - - draw(); - - eglSwapBuffers(dpy, surf); - - - frames++; - } - - seconds = ct - st; - fps = frames / seconds; - printf("%d frames in %3.1f seconds = %6.3f FPS\n", frames, seconds, fps); - -} - - -int -main(int argc, char *argv[]) -{ - int maj, min; - EGLContext ctx; - EGLSurface screen_surf; - EGLConfig configs[MAX_CONFIGS]; - EGLint numConfigs, i; - EGLBoolean b; - EGLDisplay d; - EGLint screenAttribs[10]; - EGLModeMESA mode[MAX_MODES]; - EGLScreenMESA screen; - EGLint count; - EGLint chosenMode = 0; - GLboolean printInfo = GL_FALSE; - EGLint width = 0, height = 0; - - /* parse cmd line args */ - for (i = 1; i < argc; i++) - { - if (strcmp(argv[i], "-info") == 0) - { - printInfo = GL_TRUE; - } - else - printf("Warning: unknown parameter: %s\n", argv[i]); - } - - /* DBR : Create EGL context/surface etc */ - d = eglGetDisplay(EGL_DEFAULT_DISPLAY); - assert(d); - - if (!eglInitialize(d, &maj, &min)) { - printf("eglgears: eglInitialize failed\n"); - exit(1); - } - - printf("eglgears: EGL version = %d.%d\n", maj, min); - printf("eglgears: EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR)); - - /* XXX use ChooseConfig */ - eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs); - eglGetScreensMESA(d, &screen, 1, &count); - - if (!eglGetModesMESA(d, screen, mode, MAX_MODES, &count) || count == 0) { - printf("eglgears: eglGetModesMESA failed!\n"); - return 0; - } - - /* Print list of modes, and find the one to use */ - printf("eglgears: Found %d modes:\n", count); - for (i = 0; i < count; i++) { - EGLint w, h; - eglGetModeAttribMESA(d, mode[i], EGL_WIDTH, &w); - eglGetModeAttribMESA(d, mode[i], EGL_HEIGHT, &h); - printf("%3d: %d x %d\n", i, w, h); - if (w > width && h > height) { - width = w; - height = h; - chosenMode = i; - } - } - printf("eglgears: Using screen mode/size %d: %d x %d\n", chosenMode, width, height); - - eglBindAPI(EGL_OPENGL_API); - ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL); - if (ctx == EGL_NO_CONTEXT) { - printf("eglgears: failed to create context\n"); - return 0; - } - - /* build up screenAttribs array */ - i = 0; - screenAttribs[i++] = EGL_WIDTH; - screenAttribs[i++] = width; - screenAttribs[i++] = EGL_HEIGHT; - screenAttribs[i++] = height; - screenAttribs[i++] = EGL_NONE; - - screen_surf = eglCreateScreenSurfaceMESA(d, configs[0], screenAttribs); - if (screen_surf == EGL_NO_SURFACE) { - printf("eglgears: failed to create screen surface\n"); - return 0; - } - - b = eglShowScreenSurfaceMESA(d, screen, screen_surf, mode[chosenMode]); - if (!b) { - printf("eglgears: show surface failed\n"); - return 0; - } - - b = eglMakeCurrent(d, screen_surf, screen_surf, ctx); - if (!b) { - printf("eglgears: make current failed\n"); - return 0; - } - - if (printInfo) - { - 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)); - } - - init(); - reshape(width, height); - - glDrawBuffer( GL_BACK ); - - run_gears(d, screen_surf, 5.0); - - eglDestroySurface(d, screen_surf); - eglDestroyContext(d, ctx); - eglTerminate(d); - - return 0; -} diff --git a/progs/egl/eglinfo.c b/progs/egl/eglinfo.c deleted file mode 100644 index 961fd9ccc7..0000000000 --- a/progs/egl/eglinfo.c +++ /dev/null @@ -1,223 +0,0 @@ -/* - * eglinfo - like glxinfo but for EGL - * - * Brian Paul - * 11 March 2005 - * - * Copyright (C) 2005 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. - */ - -#define EGL_EGLEXT_PROTOTYPES - -#include -#include -#include -#include -#include -#include - -#define MAX_CONFIGS 1000 -#define MAX_MODES 1000 -#define MAX_SCREENS 10 - -/* These are X visual types, so if you're running eglinfo under - * something not X, they probably don't make sense. */ -static const char *vnames[] = { "SG", "GS", "SC", "PC", "TC", "DC" }; - -/** - * Print table of all available configurations. - */ -static void -PrintConfigs(EGLDisplay d) -{ - EGLConfig configs[MAX_CONFIGS]; - EGLint numConfigs, i; - - eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs); - - printf("Configurations:\n"); - printf(" bf lv colorbuffer dp st ms vis cav bi renderable supported\n"); - printf(" id sz l r g b a th cl ns b id eat nd gl es es2 vg surfaces \n"); - printf("---------------------------------------------------------------------\n"); - for (i = 0; i < numConfigs; i++) { - EGLint id, size, level; - EGLint red, green, blue, alpha; - EGLint depth, stencil; - EGLint renderable, surfaces; - EGLint vid, vtype, caveat, bindRgb, bindRgba; - EGLint samples, sampleBuffers; - char surfString[100] = ""; - - eglGetConfigAttrib(d, configs[i], EGL_CONFIG_ID, &id); - eglGetConfigAttrib(d, configs[i], EGL_BUFFER_SIZE, &size); - eglGetConfigAttrib(d, configs[i], EGL_LEVEL, &level); - - eglGetConfigAttrib(d, configs[i], EGL_RED_SIZE, &red); - eglGetConfigAttrib(d, configs[i], EGL_GREEN_SIZE, &green); - eglGetConfigAttrib(d, configs[i], EGL_BLUE_SIZE, &blue); - eglGetConfigAttrib(d, configs[i], EGL_ALPHA_SIZE, &alpha); - eglGetConfigAttrib(d, configs[i], EGL_DEPTH_SIZE, &depth); - eglGetConfigAttrib(d, configs[i], EGL_STENCIL_SIZE, &stencil); - eglGetConfigAttrib(d, configs[i], EGL_NATIVE_VISUAL_ID, &vid); - eglGetConfigAttrib(d, configs[i], EGL_NATIVE_VISUAL_TYPE, &vtype); - - eglGetConfigAttrib(d, configs[i], EGL_CONFIG_CAVEAT, &caveat); - eglGetConfigAttrib(d, configs[i], EGL_BIND_TO_TEXTURE_RGB, &bindRgb); - eglGetConfigAttrib(d, configs[i], EGL_BIND_TO_TEXTURE_RGBA, &bindRgba); - eglGetConfigAttrib(d, configs[i], EGL_RENDERABLE_TYPE, &renderable); - eglGetConfigAttrib(d, configs[i], EGL_SURFACE_TYPE, &surfaces); - - eglGetConfigAttrib(d, configs[i], EGL_SAMPLES, &samples); - eglGetConfigAttrib(d, configs[i], EGL_SAMPLE_BUFFERS, &sampleBuffers); - - if (surfaces & EGL_WINDOW_BIT) - strcat(surfString, "win,"); - if (surfaces & EGL_PBUFFER_BIT) - strcat(surfString, "pb,"); - if (surfaces & EGL_PIXMAP_BIT) - strcat(surfString, "pix,"); -#ifdef EGL_MESA_screen_surface - if (surfaces & EGL_SCREEN_BIT_MESA) - strcat(surfString, "scrn,"); -#endif - if (strlen(surfString) > 0) - surfString[strlen(surfString) - 1] = 0; - - printf("0x%02x %2d %2d %2d %2d %2d %2d %2d %2d %2d%2d 0x%02x%s ", - id, size, level, - red, green, blue, alpha, - depth, stencil, - samples, sampleBuffers, vid, vtype < 6 ? vnames[vtype] : "--"); - printf(" %c %c %c %c %c %c %s\n", - (caveat != EGL_NONE) ? 'y' : ' ', - (bindRgba) ? 'a' : (bindRgb) ? 'y' : ' ', - (renderable & EGL_OPENGL_BIT) ? 'y' : ' ', - (renderable & EGL_OPENGL_ES_BIT) ? 'y' : ' ', - (renderable & EGL_OPENGL_ES2_BIT) ? 'y' : ' ', - (renderable & EGL_OPENVG_BIT) ? 'y' : ' ', - surfString); - } -} - - -/** - * Print table of all available configurations. - */ -static void -PrintModes(EGLDisplay d) -{ -#ifdef EGL_MESA_screen_surface - const char *extensions = eglQueryString(d, EGL_EXTENSIONS); - if (strstr(extensions, "EGL_MESA_screen_surface")) { - EGLScreenMESA screens[MAX_SCREENS]; - EGLint numScreens = 1, scrn; - EGLModeMESA modes[MAX_MODES]; - - eglGetScreensMESA(d, screens, MAX_SCREENS, &numScreens); - printf("Number of Screens: %d\n\n", numScreens); - - for (scrn = 0; scrn < numScreens; scrn++) { - EGLint numModes, i; - - eglGetModesMESA(d, screens[scrn], modes, MAX_MODES, &numModes); - - printf("Screen %d Modes:\n", scrn); - printf(" id width height refresh name\n"); - printf("-----------------------------------------\n"); - for (i = 0; i < numModes; i++) { - EGLint id, w, h, r; - const char *str; - eglGetModeAttribMESA(d, modes[i], EGL_MODE_ID_MESA, &id); - eglGetModeAttribMESA(d, modes[i], EGL_WIDTH, &w); - eglGetModeAttribMESA(d, modes[i], EGL_HEIGHT, &h); - eglGetModeAttribMESA(d, modes[i], EGL_REFRESH_RATE_MESA, &r); - str = eglQueryModeStringMESA(d, modes[i]); - printf("0x%02x %5d %5d %.3f %s\n", id, w, h, r / 1000.0, str); - } - } - } -#endif -} - -static void -PrintExtensions(EGLDisplay d) -{ - const char *extensions, *p, *end, *next; - int column; - - printf("EGL extensions string:\n"); - - extensions = eglQueryString(d, EGL_EXTENSIONS); - - column = 0; - end = extensions + strlen(extensions); - - for (p = extensions; p < end; p = next + 1) { - next = strchr(p, ' '); - if (next == NULL) - next = end; - - if (column > 0 && column + next - p + 1 > 70) { - printf("\n"); - column = 0; - } - if (column == 0) - printf(" "); - else - printf(" "); - column += next - p + 1; - - printf("%.*s", (int) (next - p), p); - - p = next + 1; - } - - if (column > 0) - printf("\n"); -} - -int -main(int argc, char *argv[]) -{ - int maj, min; - EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY); - - if (!eglInitialize(d, &maj, &min)) { - printf("eglinfo: eglInitialize failed\n"); - exit(1); - } - - printf("EGL API version: %d.%d\n", maj, min); - printf("EGL vendor string: %s\n", eglQueryString(d, EGL_VENDOR)); - printf("EGL version string: %s\n", eglQueryString(d, EGL_VERSION)); -#ifdef EGL_VERSION_1_2 - printf("EGL client APIs: %s\n", eglQueryString(d, EGL_CLIENT_APIS)); -#endif - - PrintExtensions(d); - - PrintConfigs(d); - - PrintModes(d); - - eglTerminate(d); - - return 0; -} diff --git a/progs/egl/eglscreen.c b/progs/egl/eglscreen.c deleted file mode 100644 index 520f76ea03..0000000000 --- a/progs/egl/eglscreen.c +++ /dev/null @@ -1,120 +0,0 @@ -/* - * Copyright (C) 1999-2001 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. - */ - -/* - * Stolen from eglgears - * - * Creates a surface and show that on the first screen - */ - -#define EGL_EGLEXT_PROTOTYPES - -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#define MAX_CONFIGS 10 -#define MAX_MODES 100 - -int -main(int argc, char *argv[]) -{ - int maj, min; - EGLSurface screen_surf; - EGLConfig configs[MAX_CONFIGS]; - EGLint numConfigs, i; - EGLBoolean b; - EGLDisplay d; - EGLint screenAttribs[10]; - EGLModeMESA mode[MAX_MODES]; - EGLScreenMESA screen; - EGLint count; - EGLint chosenMode = 0; - EGLint width = 0, height = 0; - - d = eglGetDisplay(EGL_DEFAULT_DISPLAY); - assert(d); - - if (!eglInitialize(d, &maj, &min)) { - printf("eglscreen: eglInitialize failed\n"); - exit(1); - } - - printf("eglscreen: EGL version = %d.%d\n", maj, min); - printf("eglscreen: EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR)); - - /* XXX use ChooseConfig */ - eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs); - eglGetScreensMESA(d, &screen, 1, &count); - - if (!eglGetModesMESA(d, screen, mode, MAX_MODES, &count) || count == 0) { - printf("eglscreen: eglGetModesMESA failed!\n"); - return 0; - } - - /* Print list of modes, and find the one to use */ - printf("eglscreen: Found %d modes:\n", count); - for (i = 0; i < count; i++) { - EGLint w, h; - eglGetModeAttribMESA(d, mode[i], EGL_WIDTH, &w); - eglGetModeAttribMESA(d, mode[i], EGL_HEIGHT, &h); - printf("%3d: %d x %d\n", i, w, h); - if (w > width && h > height) { - width = w; - height = h; - chosenMode = i; - } - } - printf("eglscreen: Using screen mode/size %d: %d x %d\n", chosenMode, width, height); - - /* build up screenAttribs array */ - i = 0; - screenAttribs[i++] = EGL_WIDTH; - screenAttribs[i++] = width; - screenAttribs[i++] = EGL_HEIGHT; - screenAttribs[i++] = height; - screenAttribs[i++] = EGL_NONE; - - screen_surf = eglCreateScreenSurfaceMESA(d, configs[0], screenAttribs); - if (screen_surf == EGL_NO_SURFACE) { - printf("eglscreen: Failed to create screen surface\n"); - return 0; - } - - b = eglShowScreenSurfaceMESA(d, screen, screen_surf, mode[chosenMode]); - if (!b) { - printf("eglscreen: Show surface failed\n"); - return 0; - } - - usleep(5000000); - - eglDestroySurface(d, screen_surf); - eglTerminate(d); - - return 0; -} diff --git a/progs/egl/egltri.c b/progs/egl/egltri.c deleted file mode 100644 index 006e06eb03..0000000000 --- a/progs/egl/egltri.c +++ /dev/null @@ -1,264 +0,0 @@ -/* - * Copyright (C) 1999-2001 Brian Paul All Rights Reserved. - * Copyright (C) 2008 Brian Paul All Rights Reserved. - * Copyright (C) 2008 Jakob Bornecrantz 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. - */ - -/* - * This program is based on eglgears and xegl_tri. - * Remixed by Jakob Bornecrantz - * - * No command line options. - * Program runs for 5 seconds then exits, outputing framerate to console - */ - -#define EGL_EGLEXT_PROTOTYPES - -#include -#include -#include -#include -#include -#include -#include -#include - -#define MAX_CONFIGS 10 -#define MAX_MODES 100 - - -/* XXX this probably isn't very portable */ - -#include -#include - -/* return current time (in seconds) */ -static double -current_time(void) -{ - struct timeval tv; -#ifdef __VMS - (void) gettimeofday(&tv, NULL ); -#else - struct timezone tz; - (void) gettimeofday(&tv, &tz); -#endif - return (double) tv.tv_sec + tv.tv_usec / 1000000.0; -} - - -static GLfloat view_rotx = 0.0, view_roty = 0.0, view_rotz = 0.0; - -static void draw() -{ - static const GLfloat verts[3][2] = { - { -1, -1 }, - { 1, -1 }, - { 0, 1 } - }; - static const GLfloat colors[3][3] = { - { 1, 0, 0 }, - { 0, 1, 0 }, - { 0, 0, 1 } - }; - - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - - glPushMatrix(); - glRotatef(view_rotx, 1, 0, 0); - glRotatef(view_roty, 0, 1, 0); - glRotatef(view_rotz, 0, 0, 1); - - { - glVertexPointer(2, GL_FLOAT, 0, verts); - glColorPointer(3, GL_FLOAT, 0, colors); - glEnableClientState(GL_VERTEX_ARRAY); - glEnableClientState(GL_COLOR_ARRAY); - - glDrawArrays(GL_TRIANGLES, 0, 3); - - glDisableClientState(GL_VERTEX_ARRAY); - glDisableClientState(GL_COLOR_ARRAY); - } - - glPopMatrix(); -} - -static void init() -{ - glClearColor(0.4, 0.4, 0.4, 0.0); -} - -/* new window size or exposure */ -static void reshape(int width, int height) -{ - GLfloat ar = (GLfloat) width / (GLfloat) height; - - glViewport(0, 0, (GLint) width, (GLint) height); - - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glFrustum(-ar, ar, -1, 1, 5.0, 60.0); - - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - glTranslatef(0.0, 0.0, -10.0); -} - -static void run(EGLDisplay dpy, EGLSurface surf, int ttr) -{ - double st = current_time(); - double ct = st; - int frames = 0; - GLfloat seconds, fps; - - while (ct - st < ttr) - { - ct = current_time(); - - draw(); - - eglSwapBuffers(dpy, surf); - - frames++; - } - - seconds = ct - st; - fps = frames / seconds; - printf("%d frames in %3.1f seconds = %6.3f FPS\n", frames, seconds, fps); -} - -int main(int argc, char *argv[]) -{ - int maj, min; - EGLContext ctx; - EGLSurface screen_surf; - EGLConfig configs[MAX_CONFIGS]; - EGLint numConfigs, i; - EGLBoolean b; - EGLDisplay d; - EGLint screenAttribs[10]; - EGLModeMESA mode[MAX_MODES]; - EGLScreenMESA screen; - EGLint count, chosenMode = 0; - GLboolean printInfo = GL_FALSE; - EGLint width = 0, height = 0; - - /* parse cmd line args */ - for (i = 1; i < argc; i++) - { - if (strcmp(argv[i], "-info") == 0) - { - printInfo = GL_TRUE; - } - else - printf("Warning: unknown parameter: %s\n", argv[i]); - } - - /* DBR : Create EGL context/surface etc */ - d = eglGetDisplay(EGL_DEFAULT_DISPLAY); - assert(d); - - if (!eglInitialize(d, &maj, &min)) { - printf("egltri: eglInitialize failed\n"); - exit(1); - } - - printf("egltri: EGL version = %d.%d\n", maj, min); - printf("egltri: EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR)); - - /* XXX use ChooseConfig */ - eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs); - eglGetScreensMESA(d, &screen, 1, &count); - - if (!eglGetModesMESA(d, screen, mode, MAX_MODES, &count) || count == 0) { - printf("egltri: eglGetModesMESA failed!\n"); - return 0; - } - - /* Print list of modes, and find the one to use */ - printf("egltri: Found %d modes:\n", count); - for (i = 0; i < count; i++) { - EGLint w, h; - eglGetModeAttribMESA(d, mode[i], EGL_WIDTH, &w); - eglGetModeAttribMESA(d, mode[i], EGL_HEIGHT, &h); - printf("%3d: %d x %d\n", i, w, h); - if (w > width && h > height) { - width = w; - height = h; - chosenMode = i; - } - } - printf("egltri: Using screen mode/size %d: %d x %d\n", chosenMode, width, height); - - eglBindAPI(EGL_OPENGL_API); - ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL); - if (ctx == EGL_NO_CONTEXT) { - printf("egltri: failed to create context\n"); - return 0; - } - - /* build up screenAttribs array */ - i = 0; - screenAttribs[i++] = EGL_WIDTH; - screenAttribs[i++] = width; - screenAttribs[i++] = EGL_HEIGHT; - screenAttribs[i++] = height; - screenAttribs[i++] = EGL_NONE; - - screen_surf = eglCreateScreenSurfaceMESA(d, configs[0], screenAttribs); - if (screen_surf == EGL_NO_SURFACE) { - printf("egltri: failed to create screen surface\n"); - return 0; - } - - b = eglShowScreenSurfaceMESA(d, screen, screen_surf, mode[chosenMode]); - if (!b) { - printf("egltri: show surface failed\n"); - return 0; - } - - b = eglMakeCurrent(d, screen_surf, screen_surf, ctx); - if (!b) { - printf("egltri: make current failed\n"); - return 0; - } - - if (printInfo) - { - 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)); - } - - init(); - reshape(width, height); - - glDrawBuffer( GL_BACK ); - - run(d, screen_surf, 5.0); - - eglDestroySurface(d, screen_surf); - eglDestroyContext(d, ctx); - eglTerminate(d); - - return 0; -} diff --git a/progs/egl/opengl/.gitignore b/progs/egl/opengl/.gitignore new file mode 100644 index 0000000000..7a13d4686a --- /dev/null +++ b/progs/egl/opengl/.gitignore @@ -0,0 +1,12 @@ +demo1 +demo2 +demo3 +eglgears +eglinfo +eglscreen +egltri +peglgears +xeglbindtex +xeglgears +xeglthreads +xegl_tri diff --git a/progs/egl/opengl/Makefile b/progs/egl/opengl/Makefile new file mode 100644 index 0000000000..50a60c701d --- /dev/null +++ b/progs/egl/opengl/Makefile @@ -0,0 +1,70 @@ +# progs/egl/Makefile + +TOP = ../../.. +include $(TOP)/configs/current + + +INCLUDE_DIRS = -I$(TOP)/include + +HEADERS = $(TOP)/include/GLES/egl.h +LIB_DEP = $(TOP)/$(LIB_DIR)/libEGL.so + +LIBS = -L$(TOP)/$(LIB_DIR) -lEGL -lGL + +PROGRAMS = \ + demo1 \ + demo2 \ + demo3 \ + egltri \ + eglinfo \ + eglgears \ + eglscreen \ + peglgears \ + xeglgears \ + xeglthreads \ + xegl_tri + + +.c.o: + $(CC) -c $(INCLUDE_DIRS) $(CFLAGS) $< -o $@ + + + +default: $(PROGRAMS) + +demo1: demo1.o $(HEADERS) $(LIB_DEP) + $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB) + +demo2: demo2.o $(HEADERS) $(LIB_DEP) + $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB) + +demo3: demo3.o $(HEADERS) $(LIB_DEP) + $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB) + +egltri: egltri.o $(HEADERS) $(LIB_DEP) + $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB) + +eglinfo: eglinfo.o $(HEADERS) $(LIB_DEP) + $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) + +eglgears: eglgears.o $(HEADERS) $(LIB_DEP) + $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB) -lm + +eglscreen: eglscreen.o $(HEADERS) $(LIB_DEP) + $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB) + +peglgears: peglgears.o $(HEADERS) $(LIB_DEP) + $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) $(LIBDRM_LIB) -lm + +xeglgears: xeglgears.o $(HEADERS) $(LIB_DEP) + $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) -lm $(X11_LIBS) + +xeglthreads: xeglthreads.o $(HEADERS) $(LIB_DEP) + $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) -lpthread -lm $(X11_LIBS) + +xegl_tri: xegl_tri.o $(HEADERS) $(LIB_DEP) + $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< $(LIBS) -lm $(X11_LIBS) + +clean: + -rm -f *.o *~ + -rm -f $(PROGRAMS) diff --git a/progs/egl/opengl/demo1.c b/progs/egl/opengl/demo1.c new file mode 100644 index 0000000000..d892734ee5 --- /dev/null +++ b/progs/egl/opengl/demo1.c @@ -0,0 +1,147 @@ +/* + * Exercise EGL API functions + */ + +#define EGL_EGLEXT_PROTOTYPES + +#include +#include +#include +#include +#include +#include + + +/** + * Test EGL_MESA_screen_surface functions + */ +static void +TestScreens(EGLDisplay dpy) +{ +#define MAX 8 + EGLScreenMESA screens[MAX]; + EGLint numScreens; + EGLint i; + + eglGetScreensMESA(dpy, screens, MAX, &numScreens); + printf("Found %d screens\n", numScreens); + for (i = 0; i < numScreens; i++) { + printf(" Screen %d handle: %d\n", i, (int) screens[i]); + } +} + +/** + * Print table of all available configurations. + */ +static void +PrintConfigs(EGLDisplay d, EGLConfig *configs, EGLint numConfigs) +{ + EGLint i; + + printf("Configurations:\n"); + printf(" bf lv d st colorbuffer dp st supported \n"); + printf(" id sz l b ro r g b a th cl surfaces \n"); + printf("----------------------------------------------\n"); + for (i = 0; i < numConfigs; i++) { + EGLint id, size, level; + EGLint red, green, blue, alpha; + EGLint depth, stencil; + EGLint surfaces; + EGLint doubleBuf = 1, stereo = 0; + char surfString[100] = ""; + + eglGetConfigAttrib(d, configs[i], EGL_CONFIG_ID, &id); + eglGetConfigAttrib(d, configs[i], EGL_BUFFER_SIZE, &size); + eglGetConfigAttrib(d, configs[i], EGL_LEVEL, &level); + + eglGetConfigAttrib(d, configs[i], EGL_RED_SIZE, &red); + eglGetConfigAttrib(d, configs[i], EGL_GREEN_SIZE, &green); + eglGetConfigAttrib(d, configs[i], EGL_BLUE_SIZE, &blue); + eglGetConfigAttrib(d, configs[i], EGL_ALPHA_SIZE, &alpha); + eglGetConfigAttrib(d, configs[i], EGL_DEPTH_SIZE, &depth); + eglGetConfigAttrib(d, configs[i], EGL_STENCIL_SIZE, &stencil); + eglGetConfigAttrib(d, configs[i], EGL_SURFACE_TYPE, &surfaces); + + if (surfaces & EGL_WINDOW_BIT) + strcat(surfString, "win,"); + if (surfaces & EGL_PBUFFER_BIT) + strcat(surfString, "pb,"); + if (surfaces & EGL_PIXMAP_BIT) + strcat(surfString, "pix,"); + if (strlen(surfString) > 0) + surfString[strlen(surfString) - 1] = 0; + + printf("0x%02x %2d %2d %c %c %2d %2d %2d %2d %2d %2d %-12s\n", + id, size, level, + doubleBuf ? 'y' : '.', + stereo ? 'y' : '.', + red, green, blue, alpha, + depth, stencil, surfString); + } +} + + + +int +main(int argc, char *argv[]) +{ + int maj, min; + EGLContext ctx; + EGLSurface pbuffer; + EGLConfig *configs; + EGLint numConfigs; + EGLBoolean b; + const EGLint pbufAttribs[] = { + EGL_WIDTH, 500, + EGL_HEIGHT, 500, + EGL_NONE + }; + + EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY); + assert(d); + + if (!eglInitialize(d, &maj, &min)) { + printf("demo: eglInitialize failed\n"); + exit(1); + } + + printf("EGL version = %d.%d\n", maj, min); + printf("EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR)); + + eglGetConfigs(d, NULL, 0, &numConfigs); + configs = malloc(sizeof(*configs) *numConfigs); + eglGetConfigs(d, configs, numConfigs, &numConfigs); + + PrintConfigs(d, configs, numConfigs); + + eglBindAPI(EGL_OPENGL_API); + ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL); + if (ctx == EGL_NO_CONTEXT) { + printf("failed to create context\n"); + return 0; + } + + pbuffer = eglCreatePbufferSurface(d, configs[0], pbufAttribs); + if (pbuffer == EGL_NO_SURFACE) { + printf("failed to create pbuffer\n"); + return 0; + } + + free(configs); + + b = eglMakeCurrent(d, pbuffer, pbuffer, ctx); + if (!b) { + printf("make current failed\n"); + return 0; + } + + b = eglMakeCurrent(d, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); + + TestScreens(d); + + eglDestroySurface(d, pbuffer); + eglDestroyContext(d, ctx); + eglTerminate(d); + + return 0; +} diff --git a/progs/egl/opengl/demo2.c b/progs/egl/opengl/demo2.c new file mode 100644 index 0000000000..b9e92f62ac --- /dev/null +++ b/progs/egl/opengl/demo2.c @@ -0,0 +1,216 @@ +/* + * Exercise EGL API functions + */ + +#define EGL_EGLEXT_PROTOTYPES + +#include +#include +#include +#include +#include + +#include +#include +#include + +/*#define FRONTBUFFER*/ + +static void _subset_Rectf(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2, + GLfloat r, GLfloat g, GLfloat b) +{ + GLfloat v[4][2], c[4][4]; + int i; + + v[0][0] = x1; v[0][1] = y1; + v[1][0] = x2; v[1][1] = y1; + v[2][0] = x2; v[2][1] = y2; + v[3][0] = x1; v[3][1] = y2; + + for (i = 0; i < 4; i++) { + c[i][0] = r; + c[i][1] = g; + c[i][2] = b; + c[i][3] = 1.0; + } + + glVertexPointer(2, GL_FLOAT, 0, v); + glColorPointer(4, GL_FLOAT, 0, v); + glEnableClientState(GL_VERTEX_ARRAY); + glEnableClientState(GL_COLOR_ARRAY); + + glDrawArrays(GL_TRIANGLE_FAN, 0, 4); + + glDisableClientState(GL_VERTEX_ARRAY); + glDisableClientState(GL_COLOR_ARRAY); +} + + +static void redraw(EGLDisplay dpy, EGLSurface surf, int rot) +{ + GLfloat r, g, b; + + printf("Redraw event\n"); + + glClearColor( rand()/(float)RAND_MAX, + rand()/(float)RAND_MAX, + rand()/(float)RAND_MAX, + 1); + + glClear( GL_COLOR_BUFFER_BIT ); + + r = rand()/(float)RAND_MAX; + g = rand()/(float)RAND_MAX; + b = rand()/(float)RAND_MAX; + + glPushMatrix(); + glRotatef(rot, 0, 0, 1); + glScalef(.5, .5, .5); + _subset_Rectf( -1, -1, 1, 1, r, g, b ); + glPopMatrix(); + +#ifdef FRONTBUFFER + glFlush(); +#else + eglSwapBuffers( dpy, surf ); +#endif + glFinish(); +} + + +/** + * Test EGL_MESA_screen_surface functions + */ +static void +TestScreens(EGLDisplay dpy) +{ +#define MAX 8 + EGLScreenMESA screens[MAX]; + EGLint numScreens; + EGLint i; + + eglGetScreensMESA(dpy, screens, MAX, &numScreens); + printf("Found %d screens\n", numScreens); + for (i = 0; i < numScreens; i++) { + printf(" Screen %d handle: %d\n", i, (int) screens[i]); + } +} + + +int +main(int argc, char *argv[]) +{ + int maj, min; + EGLContext ctx; + EGLSurface pbuffer, screen_surf; + EGLConfig configs[10]; + EGLint numConfigs, i; + EGLBoolean b; + const EGLint pbufAttribs[] = { + EGL_WIDTH, 500, + EGL_HEIGHT, 500, + EGL_NONE + }; + EGLint screenAttribs[32]; + EGLModeMESA mode; + EGLScreenMESA screen; + EGLint count; + + EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY); + assert(d); + + if (!eglInitialize(d, &maj, &min)) { + printf("demo: eglInitialize failed\n"); + exit(1); + } + + printf("EGL version = %d.%d\n", maj, min); + printf("EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR)); + if (!strstr(eglQueryString(d, EGL_EXTENSIONS), + "EGL_MESA_screen_surface")) { + printf("EGL_MESA_screen_surface is not supported\n"); + exit(1); + } + + eglGetConfigs(d, configs, 10, &numConfigs); + printf("Got %d EGL configs:\n", numConfigs); + for (i = 0; i < numConfigs; i++) { + EGLint id, red, depth; + eglGetConfigAttrib(d, configs[i], EGL_CONFIG_ID, &id); + eglGetConfigAttrib(d, configs[i], EGL_RED_SIZE, &red); + eglGetConfigAttrib(d, configs[i], EGL_DEPTH_SIZE, &depth); + printf("%2d: Red Size = %d Depth Size = %d\n", id, red, depth); + } + + eglGetScreensMESA(d, &screen, 1, &count); + eglGetModesMESA(d, screen, &mode, 1, &count); + + eglBindAPI(EGL_OPENGL_API); + ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL); + if (ctx == EGL_NO_CONTEXT) { + printf("failed to create context\n"); + return 0; + } + + pbuffer = eglCreatePbufferSurface(d, configs[0], pbufAttribs); + if (pbuffer == EGL_NO_SURFACE) { + printf("failed to create pbuffer\n"); + return 0; + } + + b = eglMakeCurrent(d, pbuffer, pbuffer, ctx); + if (!b) { + printf("make current failed\n"); + return 0; + } + + b = eglMakeCurrent(d, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); + + i = 0; + screenAttribs[i++] = EGL_WIDTH; + eglGetModeAttribMESA(d, mode, EGL_WIDTH, &screenAttribs[i++]); + screenAttribs[i++] = EGL_HEIGHT; + eglGetModeAttribMESA(d, mode, EGL_HEIGHT, &screenAttribs[i++]); + screenAttribs[i] = EGL_NONE; + + screen_surf = eglCreateScreenSurfaceMESA(d, configs[0], screenAttribs); + if (screen_surf == EGL_NO_SURFACE) { + printf("failed to create screen surface\n"); + return 0; + } + + eglShowScreenSurfaceMESA(d, screen, screen_surf, mode); + + b = eglMakeCurrent(d, screen_surf, screen_surf, ctx); + if (!b) { + printf("make current failed\n"); + return 0; + } + + glViewport(0, 0, 1024, 768); + + glClearColor( 0, + 1.0, + 0, + 1); + + glClear( GL_COLOR_BUFFER_BIT ); + + + TestScreens(d); + + glShadeModel( GL_FLAT ); + + for (i = 0; i < 6; i++) { + redraw(d, screen_surf, i*10 ); + + printf("sleep(1)\n"); + sleep(1); + } + + eglDestroySurface(d, pbuffer); + eglDestroyContext(d, ctx); + eglTerminate(d); + + return 0; +} diff --git a/progs/egl/opengl/demo3.c b/progs/egl/opengl/demo3.c new file mode 100644 index 0000000000..64b9ee652c --- /dev/null +++ b/progs/egl/opengl/demo3.c @@ -0,0 +1,647 @@ +/* + * Exercise EGL API functions + */ + +#define EGL_EGLEXT_PROTOTYPES + +#include +#include +#include +#include +#include +#include +#include +#include + + + +#define PIXEL_CENTER(x) ((long)(x) + 0.5) + +#define GAP 10 +#define ROWS 3 +#define COLS 4 + +#define OPENGL_WIDTH 48 +#define OPENGL_HEIGHT 13 + + +GLenum rgb, doubleBuffer, windType; +GLint windW, windH; + +GLenum mode1, mode2; +GLint boxW, boxH; +GLubyte OpenGL_bits[] = { + 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, + 0x7f, 0xfb, 0xff, 0xff, 0xff, 0x01, + 0x7f, 0xfb, 0xff, 0xff, 0xff, 0x01, + 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, + 0x3e, 0x8f, 0xb7, 0xf9, 0xfc, 0x01, + 0x63, 0xdb, 0xb0, 0x8d, 0x0d, 0x00, + 0x63, 0xdb, 0xb7, 0x8d, 0x0d, 0x00, + 0x63, 0xdb, 0xb6, 0x8d, 0x0d, 0x00, + 0x63, 0x8f, 0xf3, 0xcc, 0x0d, 0x00, + 0x63, 0x00, 0x00, 0x0c, 0x4c, 0x0a, + 0x63, 0x00, 0x00, 0x0c, 0x4c, 0x0e, + 0x63, 0x00, 0x00, 0x8c, 0xed, 0x0e, + 0x3e, 0x00, 0x00, 0xf8, 0x0c, 0x00, +}; + + +static void Init(void) +{ + + mode1 = GL_TRUE; + mode2 = GL_TRUE; +} + +static void Reshape(int width, int height) +{ + + windW = (GLint)width; + windH = (GLint)height; +} + +#if 0 +static void RotateColorMask(void) +{ + static GLint rotation = 0; + + rotation = (rotation + 1) & 0x3; + switch (rotation) { + case 0: + glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); + glIndexMask( 0xff ); + break; + case 1: + glColorMask(GL_FALSE, GL_TRUE, GL_TRUE, GL_TRUE); + glIndexMask(0xFE); + break; + case 2: + glColorMask(GL_TRUE, GL_FALSE, GL_TRUE, GL_TRUE); + glIndexMask(0xFD); + break; + case 3: + glColorMask(GL_TRUE, GL_TRUE, GL_FALSE, GL_TRUE); + glIndexMask(0xFB); + break; + } +} +#endif + +static void Viewport(GLint row, GLint column) +{ + GLint x, y; + + boxW = (windW - (COLS + 1) * GAP) / COLS; + boxH = (windH - (ROWS + 1) * GAP) / ROWS; + + x = GAP + column * (boxW + GAP); + y = GAP + row * (boxH + GAP); + + glViewport(x, y, boxW, boxH); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + glOrtho(-boxW/2, boxW/2, -boxH/2, boxH/2, 0.0, 1.0); + glMatrixMode(GL_MODELVIEW); + + glEnable(GL_SCISSOR_TEST); + glScissor(x, y, boxW, boxH); +} + +enum { + COLOR_BLACK = 0, + COLOR_RED, + COLOR_GREEN, + COLOR_YELLOW, + COLOR_BLUE, + COLOR_MAGENTA, + COLOR_CYAN, + COLOR_WHITE +}; + +static float RGBMap[9][3] = { + {0, 0, 0}, + {1, 0, 0}, + {0, 1, 0}, + {1, 1, 0}, + {0, 0, 1}, + {1, 0, 1}, + {0, 1, 1}, + {1, 1, 1}, + {0.5, 0.5, 0.5} +}; + +static void SetColor(int c) +{ + glColor3fv(RGBMap[c]); +} + +static void Point(void) +{ + GLint i; + + glBegin(GL_POINTS); + SetColor(COLOR_WHITE); + glVertex2i(0, 0); + for (i = 1; i < 8; i++) { + GLint j = i * 2; + SetColor(COLOR_BLACK+i); + glVertex2i(-j, -j); + glVertex2i(-j, 0); + glVertex2i(-j, j); + glVertex2i(0, j); + glVertex2i(j, j); + glVertex2i(j, 0); + glVertex2i(j, -j); + glVertex2i(0, -j); + } + glEnd(); +} + +static void Lines(void) +{ + GLint i; + + glPushMatrix(); + + glTranslatef(-12, 0, 0); + for (i = 1; i < 8; i++) { + SetColor(COLOR_BLACK+i); + glBegin(GL_LINES); + glVertex2i(-boxW/4, -boxH/4); + glVertex2i(boxW/4, boxH/4); + glEnd(); + glTranslatef(4, 0, 0); + } + + glPopMatrix(); + + glBegin(GL_LINES); + glVertex2i(0, 0); + glEnd(); +} + +static void LineStrip(void) +{ + + glBegin(GL_LINE_STRIP); + SetColor(COLOR_RED); + glVertex2f(PIXEL_CENTER(-boxW/4), PIXEL_CENTER(-boxH/4)); + SetColor(COLOR_GREEN); + glVertex2f(PIXEL_CENTER(-boxW/4), PIXEL_CENTER(boxH/4)); + SetColor(COLOR_BLUE); + glVertex2f(PIXEL_CENTER(boxW/4), PIXEL_CENTER(boxH/4)); + SetColor(COLOR_WHITE); + glVertex2f(PIXEL_CENTER(boxW/4), PIXEL_CENTER(-boxH/4)); + glEnd(); + + glBegin(GL_LINE_STRIP); + glVertex2i(0, 0); + glEnd(); +} + +static void LineLoop(void) +{ + + glBegin(GL_LINE_LOOP); + SetColor(COLOR_RED); + glVertex2f(PIXEL_CENTER(-boxW/4), PIXEL_CENTER(-boxH/4)); + SetColor(COLOR_GREEN); + glVertex2f(PIXEL_CENTER(-boxW/4), PIXEL_CENTER(boxH/4)); + SetColor(COLOR_BLUE); + glVertex2f(PIXEL_CENTER(boxW/4), PIXEL_CENTER(boxH/4)); + SetColor(COLOR_WHITE); + glVertex2f(PIXEL_CENTER(boxW/4), PIXEL_CENTER(-boxH/4)); + glEnd(); + + glEnable(GL_LOGIC_OP); + glLogicOp(GL_XOR); + + glEnable(GL_BLEND); + glBlendFunc(GL_ONE, GL_ONE); + + SetColor(COLOR_MAGENTA); + glBegin(GL_LINE_LOOP); + glVertex2f(PIXEL_CENTER(-boxW/8), PIXEL_CENTER(-boxH/8)); + glVertex2f(PIXEL_CENTER(-boxW/8), PIXEL_CENTER(boxH/8)); + glEnd(); + glBegin(GL_LINE_LOOP); + glVertex2f(PIXEL_CENTER(-boxW/8), PIXEL_CENTER(boxH/8+5)); + glVertex2f(PIXEL_CENTER(boxW/8), PIXEL_CENTER(boxH/8+5)); + glEnd(); + glDisable(GL_LOGIC_OP); + glDisable(GL_BLEND); + + SetColor(COLOR_GREEN); + glBegin(GL_POINTS); + glVertex2i(0, 0); + glEnd(); + + glBegin(GL_LINE_LOOP); + glVertex2i(0, 0); + glEnd(); +} + +static void Bitmap(void) +{ + + glBegin(GL_LINES); + SetColor(COLOR_GREEN); + glVertex2i(-boxW/2, 0); + glVertex2i(boxW/2, 0); + glVertex2i(0, -boxH/2); + glVertex2i(0, boxH/2); + SetColor(COLOR_RED); + glVertex2i(0, -3); + glVertex2i(0, -3+OPENGL_HEIGHT); + SetColor(COLOR_BLUE); + glVertex2i(0, -3); + glVertex2i(OPENGL_WIDTH, -3); + glEnd(); + + SetColor(COLOR_GREEN); + + glPixelStorei(GL_UNPACK_LSB_FIRST, GL_TRUE); + glPixelStorei(GL_UNPACK_ALIGNMENT, 1); + + glRasterPos2i(0, 0); + glBitmap(OPENGL_WIDTH, OPENGL_HEIGHT, 0, 3, 0.0, 0.0, OpenGL_bits); +} + +static void Triangles(void) +{ + + glBegin(GL_TRIANGLES); + SetColor(COLOR_GREEN); + glVertex2i(-boxW/4, -boxH/4); + SetColor(COLOR_RED); + glVertex2i(-boxW/8, -boxH/16); + SetColor(COLOR_BLUE); + glVertex2i(boxW/8, -boxH/16); + + SetColor(COLOR_GREEN); + glVertex2i(-boxW/4, boxH/4); + SetColor(COLOR_RED); + glVertex2i(-boxW/8, boxH/16); + SetColor(COLOR_BLUE); + glVertex2i(boxW/8, boxH/16); + glEnd(); + + glBegin(GL_TRIANGLES); + glVertex2i(0, 0); + glVertex2i(-100, 100); + glEnd(); +} + +static void TriangleStrip(void) +{ + + glBegin(GL_TRIANGLE_STRIP); + SetColor(COLOR_GREEN); + glVertex2i(-boxW/4, -boxH/4); + SetColor(COLOR_RED); + glVertex2i(-boxW/4, boxH/4); + SetColor(COLOR_BLUE); + glVertex2i(0, -boxH/4); + SetColor(COLOR_WHITE); + glVertex2i(0, boxH/4); + SetColor(COLOR_CYAN); + glVertex2i(boxW/4, -boxH/4); + SetColor(COLOR_YELLOW); + glVertex2i(boxW/4, boxH/4); + glEnd(); + + glBegin(GL_TRIANGLE_STRIP); + glVertex2i(0, 0); + glVertex2i(-100, 100); + glEnd(); +} + +static void TriangleFan(void) +{ + GLint vx[8][2]; + GLint x0, y0, x1, y1, x2, y2, x3, y3; + GLint i; + + y0 = -boxH/4; + y1 = y0 + boxH/2/3; + y2 = y1 + boxH/2/3; + y3 = boxH/4; + x0 = -boxW/4; + x1 = x0 + boxW/2/3; + x2 = x1 + boxW/2/3; + x3 = boxW/4; + + vx[0][0] = x0; vx[0][1] = y1; + vx[1][0] = x0; vx[1][1] = y2; + vx[2][0] = x1; vx[2][1] = y3; + vx[3][0] = x2; vx[3][1] = y3; + vx[4][0] = x3; vx[4][1] = y2; + vx[5][0] = x3; vx[5][1] = y1; + vx[6][0] = x2; vx[6][1] = y0; + vx[7][0] = x1; vx[7][1] = y0; + + glBegin(GL_TRIANGLE_FAN); + SetColor(COLOR_WHITE); + glVertex2i(0, 0); + for (i = 0; i < 8; i++) { + SetColor(COLOR_WHITE-i); + glVertex2iv(vx[i]); + } + glEnd(); + + glBegin(GL_TRIANGLE_FAN); + glVertex2i(0, 0); + glVertex2i(-100, 100); + glEnd(); +} + +static void Rect(void) +{ + + SetColor(COLOR_GREEN); + glRecti(-boxW/4, -boxH/4, boxW/4, boxH/4); +} + +static void PolygonFunc(void) +{ + GLint vx[8][2]; + GLint x0, y0, x1, y1, x2, y2, x3, y3; + GLint i; + + y0 = -boxH/4; + y1 = y0 + boxH/2/3; + y2 = y1 + boxH/2/3; + y3 = boxH/4; + x0 = -boxW/4; + x1 = x0 + boxW/2/3; + x2 = x1 + boxW/2/3; + x3 = boxW/4; + + vx[0][0] = x0; vx[0][1] = y1; + vx[1][0] = x0; vx[1][1] = y2; + vx[2][0] = x1; vx[2][1] = y3; + vx[3][0] = x2; vx[3][1] = y3; + vx[4][0] = x3; vx[4][1] = y2; + vx[5][0] = x3; vx[5][1] = y1; + vx[6][0] = x2; vx[6][1] = y0; + vx[7][0] = x1; vx[7][1] = y0; + + glBegin(GL_POLYGON); + for (i = 0; i < 8; i++) { + SetColor(COLOR_WHITE-i); + glVertex2iv(vx[i]); + } + glEnd(); + + glBegin(GL_POLYGON); + glVertex2i(0, 0); + glVertex2i(100, 100); + glEnd(); +} + +static void Quads(void) +{ + + glBegin(GL_QUADS); + SetColor(COLOR_GREEN); + glVertex2i(-boxW/4, -boxH/4); + SetColor(COLOR_RED); + glVertex2i(-boxW/8, -boxH/16); + SetColor(COLOR_BLUE); + glVertex2i(boxW/8, -boxH/16); + SetColor(COLOR_WHITE); + glVertex2i(boxW/4, -boxH/4); + + SetColor(COLOR_GREEN); + glVertex2i(-boxW/4, boxH/4); + SetColor(COLOR_RED); + glVertex2i(-boxW/8, boxH/16); + SetColor(COLOR_BLUE); + glVertex2i(boxW/8, boxH/16); + SetColor(COLOR_WHITE); + glVertex2i(boxW/4, boxH/4); + glEnd(); + + glBegin(GL_QUADS); + glVertex2i(0, 0); + glVertex2i(100, 100); + glVertex2i(-100, 100); + glEnd(); +} + +static void QuadStrip(void) +{ + + glBegin(GL_QUAD_STRIP); + SetColor(COLOR_GREEN); + glVertex2i(-boxW/4, -boxH/4); + SetColor(COLOR_RED); + glVertex2i(-boxW/4, boxH/4); + SetColor(COLOR_BLUE); + glVertex2i(0, -boxH/4); + SetColor(COLOR_WHITE); + glVertex2i(0, boxH/4); + SetColor(COLOR_CYAN); + glVertex2i(boxW/4, -boxH/4); + SetColor(COLOR_YELLOW); + glVertex2i(boxW/4, boxH/4); + glEnd(); + + glBegin(GL_QUAD_STRIP); + glVertex2i(0, 0); + glVertex2i(100, 100); + glVertex2i(-100, 100); + glEnd(); +} + +static void Draw(EGLDisplay dpy, EGLSurface surf) +{ + + glViewport(0, 0, windW, windH); + glDisable(GL_SCISSOR_TEST); + + glPushAttrib(GL_COLOR_BUFFER_BIT); + + glColorMask(1, 1, 1, 1); + glIndexMask(~0); + + glClearColor(0.0, 0.0, 0.0, 0.0); + glClear(GL_COLOR_BUFFER_BIT); + + glPopAttrib(); + + if (mode1) { + glShadeModel(GL_SMOOTH); + } else { + glShadeModel(GL_FLAT); + } + + if (mode2) { + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + } else { + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + } + + Viewport(0, 0); Point(); + Viewport(0, 1); Lines(); + Viewport(0, 2); LineStrip(); + Viewport(0, 3); LineLoop(); + + Viewport(1, 0); Bitmap(); + + Viewport(1, 1); TriangleFan(); + Viewport(1, 2); Triangles(); + Viewport(1, 3); TriangleStrip(); + + Viewport(2, 0); Rect(); + Viewport(2, 1); PolygonFunc(); + Viewport(2, 2); Quads(); + Viewport(2, 3); QuadStrip(); + + glFlush(); + + if (doubleBuffer) { + eglSwapBuffers(dpy, surf); + } +} + +static void +write_ppm(const char *filename, const GLubyte *buffer, int width, int height) +{ + const int binary = 0; + FILE *f = fopen( filename, "w" ); + if (f) { + int i, x, y; + const GLubyte *ptr = buffer; + if (binary) { + fprintf(f,"P6\n"); + fprintf(f,"# ppm-file created by osdemo.c\n"); + fprintf(f,"%i %i\n", width,height); + fprintf(f,"255\n"); + fclose(f); + f = fopen( filename, "ab" ); /* reopen in binary append mode */ + for (y=height-1; y>=0; y--) { + for (x=0; x=0; y--) { + for (x=0; x +#include +#include +#include +#include +#include +#include +#include + +#define MAX_CONFIGS 10 +#define MAX_MODES 100 + +#define BENCHMARK + +#ifdef BENCHMARK + +/* XXX this probably isn't very portable */ + +#include +#include + +/* return current time (in seconds) */ +static double +current_time(void) +{ + struct timeval tv; +#ifdef __VMS + (void) gettimeofday(&tv, NULL ); +#else + struct timezone tz; + (void) gettimeofday(&tv, &tz); +#endif + return (double) tv.tv_sec + tv.tv_usec / 1000000.0; +} + +#else /*BENCHMARK*/ + +/* dummy */ +static double +current_time(void) +{ + /* update this function for other platforms! */ + static double t = 0.0; + static int warn = 1; + if (warn) { + fprintf(stderr, "Warning: current_time() not implemented!!\n"); + warn = 0; + } + return t += 1.0; +} + +#endif /*BENCHMARK*/ + + +#ifndef M_PI +#define M_PI 3.14159265 +#endif + + +static GLfloat view_rotx = 20.0, view_roty = 30.0, view_rotz = 0.0; +static GLint gear1, gear2, gear3; +static GLfloat angle = 0.0; + +#if 0 +static GLfloat eyesep = 5.0; /* Eye separation. */ +static GLfloat fix_point = 40.0; /* Fixation point distance. */ +static GLfloat left, right, asp; /* Stereo frustum params. */ +#endif + + +/* + * + * Draw a gear wheel. You'll probably want to call this function when + * building a display list since we do a lot of trig here. + * + * Input: inner_radius - radius of hole at center + * outer_radius - radius at center of teeth + * width - width of gear + * teeth - number of teeth + * tooth_depth - depth of tooth + */ +static void +gear(GLfloat inner_radius, GLfloat outer_radius, GLfloat width, + GLint teeth, GLfloat tooth_depth) +{ + GLint i; + GLfloat r0, r1, r2; + GLfloat angle, da; + GLfloat u, v, len; + + r0 = inner_radius; + r1 = outer_radius - tooth_depth / 2.0; + r2 = outer_radius + tooth_depth / 2.0; + + da = 2.0 * M_PI / teeth / 4.0; + + glShadeModel(GL_FLAT); + + glNormal3f(0.0, 0.0, 1.0); + + /* draw front face */ + glBegin(GL_QUAD_STRIP); + for (i = 0; i <= teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); + glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); + if (i < teeth) { + glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + width * 0.5); + } + } + glEnd(); + + /* draw front sides of teeth */ + glBegin(GL_QUADS); + da = 2.0 * M_PI / teeth / 4.0; + for (i = 0; i < teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + + glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); + glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5); + glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), + width * 0.5); + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + width * 0.5); + } + glEnd(); + + glNormal3f(0.0, 0.0, -1.0); + + /* draw back face */ + glBegin(GL_QUAD_STRIP); + for (i = 0; i <= teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); + glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); + if (i < teeth) { + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + -width * 0.5); + glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); + } + } + glEnd(); + + /* draw back sides of teeth */ + glBegin(GL_QUADS); + da = 2.0 * M_PI / teeth / 4.0; + for (i = 0; i < teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + -width * 0.5); + glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), + -width * 0.5); + glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5); + glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); + } + glEnd(); + + /* draw outward faces of teeth */ + glBegin(GL_QUAD_STRIP); + for (i = 0; i < teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + + glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); + glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); + u = r2 * cos(angle + da) - r1 * cos(angle); + v = r2 * sin(angle + da) - r1 * sin(angle); + len = sqrt(u * u + v * v); + u /= len; + v /= len; + glNormal3f(v, -u, 0.0); + glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5); + glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5); + glNormal3f(cos(angle), sin(angle), 0.0); + glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), + width * 0.5); + glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), + -width * 0.5); + u = r1 * cos(angle + 3 * da) - r2 * cos(angle + 2 * da); + v = r1 * sin(angle + 3 * da) - r2 * sin(angle + 2 * da); + glNormal3f(v, -u, 0.0); + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + width * 0.5); + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + -width * 0.5); + glNormal3f(cos(angle), sin(angle), 0.0); + } + + glVertex3f(r1 * cos(0), r1 * sin(0), width * 0.5); + glVertex3f(r1 * cos(0), r1 * sin(0), -width * 0.5); + + glEnd(); + + glShadeModel(GL_SMOOTH); + + /* draw inside radius cylinder */ + glBegin(GL_QUAD_STRIP); + for (i = 0; i <= teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + glNormal3f(-cos(angle), -sin(angle), 0.0); + glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); + glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); + } + glEnd(); +} + + +static void +draw(void) +{ + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + + glPushMatrix(); + glRotatef(view_rotx, 1.0, 0.0, 0.0); + glRotatef(view_roty, 0.0, 1.0, 0.0); + glRotatef(view_rotz, 0.0, 0.0, 1.0); + + glPushMatrix(); + glTranslatef(-3.0, -2.0, 0.0); + glRotatef(angle, 0.0, 0.0, 1.0); + glCallList(gear1); + glPopMatrix(); + + glPushMatrix(); + glTranslatef(3.1, -2.0, 0.0); + glRotatef(-2.0 * angle - 9.0, 0.0, 0.0, 1.0); + glCallList(gear2); + glPopMatrix(); + + glPushMatrix(); + glTranslatef(-3.1, 4.2, 0.0); + glRotatef(-2.0 * angle - 25.0, 0.0, 0.0, 1.0); + glCallList(gear3); + glPopMatrix(); + + glPopMatrix(); +} + + +/* new window size or exposure */ +static void +reshape(int width, int height) +{ + GLfloat h = (GLfloat) height / (GLfloat) width; + + glViewport(0, 0, (GLint) width, (GLint) height); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + glFrustum(-1.0, 1.0, -h, h, 5.0, 60.0); + + glMatrixMode(GL_MODELVIEW); + glLoadIdentity(); + glTranslatef(0.0, 0.0, -40.0); +} + + + +static void +init(void) +{ + static GLfloat pos[4] = { 5.0, 5.0, 10.0, 0.0 }; + static GLfloat red[4] = { 0.8, 0.1, 0.0, 1.0 }; + static GLfloat green[4] = { 0.0, 0.8, 0.2, 1.0 }; + static GLfloat blue[4] = { 0.2, 0.2, 1.0, 1.0 }; + + glLightfv(GL_LIGHT0, GL_POSITION, pos); + glEnable(GL_CULL_FACE); + glEnable(GL_LIGHTING); + glEnable(GL_LIGHT0); + glEnable(GL_DEPTH_TEST); + + /* make the gears */ + gear1 = glGenLists(1); + glNewList(gear1, GL_COMPILE); + glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, red); + gear(1.0, 4.0, 1.0, 20, 0.7); + glEndList(); + + gear2 = glGenLists(1); + glNewList(gear2, GL_COMPILE); + glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, green); + gear(0.5, 2.0, 2.0, 10, 0.7); + glEndList(); + + gear3 = glGenLists(1); + glNewList(gear3, GL_COMPILE); + glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, blue); + gear(1.3, 2.0, 0.5, 10, 0.7); + glEndList(); + + glEnable(GL_NORMALIZE); +} + + + + +static void run_gears(EGLDisplay dpy, EGLSurface surf, int ttr) +{ + double st = current_time(); + double ct = st; + int frames = 0; + GLfloat seconds, fps; + + while (ct - st < ttr) + { + double tt = current_time(); + double dt = tt - ct; + ct = tt; + + /* advance rotation for next frame */ + angle += 70.0 * dt; /* 70 degrees per second */ + if (angle > 3600.0) + angle -= 3600.0; + + draw(); + + eglSwapBuffers(dpy, surf); + + + frames++; + } + + seconds = ct - st; + fps = frames / seconds; + printf("%d frames in %3.1f seconds = %6.3f FPS\n", frames, seconds, fps); + +} + + +int +main(int argc, char *argv[]) +{ + int maj, min; + EGLContext ctx; + EGLSurface screen_surf; + EGLConfig configs[MAX_CONFIGS]; + EGLint numConfigs, i; + EGLBoolean b; + EGLDisplay d; + EGLint screenAttribs[10]; + EGLModeMESA mode[MAX_MODES]; + EGLScreenMESA screen; + EGLint count; + EGLint chosenMode = 0; + GLboolean printInfo = GL_FALSE; + EGLint width = 0, height = 0; + + /* parse cmd line args */ + for (i = 1; i < argc; i++) + { + if (strcmp(argv[i], "-info") == 0) + { + printInfo = GL_TRUE; + } + else + printf("Warning: unknown parameter: %s\n", argv[i]); + } + + /* DBR : Create EGL context/surface etc */ + d = eglGetDisplay(EGL_DEFAULT_DISPLAY); + assert(d); + + if (!eglInitialize(d, &maj, &min)) { + printf("eglgears: eglInitialize failed\n"); + exit(1); + } + + printf("eglgears: EGL version = %d.%d\n", maj, min); + printf("eglgears: EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR)); + + /* XXX use ChooseConfig */ + eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs); + eglGetScreensMESA(d, &screen, 1, &count); + + if (!eglGetModesMESA(d, screen, mode, MAX_MODES, &count) || count == 0) { + printf("eglgears: eglGetModesMESA failed!\n"); + return 0; + } + + /* Print list of modes, and find the one to use */ + printf("eglgears: Found %d modes:\n", count); + for (i = 0; i < count; i++) { + EGLint w, h; + eglGetModeAttribMESA(d, mode[i], EGL_WIDTH, &w); + eglGetModeAttribMESA(d, mode[i], EGL_HEIGHT, &h); + printf("%3d: %d x %d\n", i, w, h); + if (w > width && h > height) { + width = w; + height = h; + chosenMode = i; + } + } + printf("eglgears: Using screen mode/size %d: %d x %d\n", chosenMode, width, height); + + eglBindAPI(EGL_OPENGL_API); + ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL); + if (ctx == EGL_NO_CONTEXT) { + printf("eglgears: failed to create context\n"); + return 0; + } + + /* build up screenAttribs array */ + i = 0; + screenAttribs[i++] = EGL_WIDTH; + screenAttribs[i++] = width; + screenAttribs[i++] = EGL_HEIGHT; + screenAttribs[i++] = height; + screenAttribs[i++] = EGL_NONE; + + screen_surf = eglCreateScreenSurfaceMESA(d, configs[0], screenAttribs); + if (screen_surf == EGL_NO_SURFACE) { + printf("eglgears: failed to create screen surface\n"); + return 0; + } + + b = eglShowScreenSurfaceMESA(d, screen, screen_surf, mode[chosenMode]); + if (!b) { + printf("eglgears: show surface failed\n"); + return 0; + } + + b = eglMakeCurrent(d, screen_surf, screen_surf, ctx); + if (!b) { + printf("eglgears: make current failed\n"); + return 0; + } + + if (printInfo) + { + 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)); + } + + init(); + reshape(width, height); + + glDrawBuffer( GL_BACK ); + + run_gears(d, screen_surf, 5.0); + + eglDestroySurface(d, screen_surf); + eglDestroyContext(d, ctx); + eglTerminate(d); + + return 0; +} diff --git a/progs/egl/opengl/eglinfo.c b/progs/egl/opengl/eglinfo.c new file mode 100644 index 0000000000..961fd9ccc7 --- /dev/null +++ b/progs/egl/opengl/eglinfo.c @@ -0,0 +1,223 @@ +/* + * eglinfo - like glxinfo but for EGL + * + * Brian Paul + * 11 March 2005 + * + * Copyright (C) 2005 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. + */ + +#define EGL_EGLEXT_PROTOTYPES + +#include +#include +#include +#include +#include +#include + +#define MAX_CONFIGS 1000 +#define MAX_MODES 1000 +#define MAX_SCREENS 10 + +/* These are X visual types, so if you're running eglinfo under + * something not X, they probably don't make sense. */ +static const char *vnames[] = { "SG", "GS", "SC", "PC", "TC", "DC" }; + +/** + * Print table of all available configurations. + */ +static void +PrintConfigs(EGLDisplay d) +{ + EGLConfig configs[MAX_CONFIGS]; + EGLint numConfigs, i; + + eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs); + + printf("Configurations:\n"); + printf(" bf lv colorbuffer dp st ms vis cav bi renderable supported\n"); + printf(" id sz l r g b a th cl ns b id eat nd gl es es2 vg surfaces \n"); + printf("---------------------------------------------------------------------\n"); + for (i = 0; i < numConfigs; i++) { + EGLint id, size, level; + EGLint red, green, blue, alpha; + EGLint depth, stencil; + EGLint renderable, surfaces; + EGLint vid, vtype, caveat, bindRgb, bindRgba; + EGLint samples, sampleBuffers; + char surfString[100] = ""; + + eglGetConfigAttrib(d, configs[i], EGL_CONFIG_ID, &id); + eglGetConfigAttrib(d, configs[i], EGL_BUFFER_SIZE, &size); + eglGetConfigAttrib(d, configs[i], EGL_LEVEL, &level); + + eglGetConfigAttrib(d, configs[i], EGL_RED_SIZE, &red); + eglGetConfigAttrib(d, configs[i], EGL_GREEN_SIZE, &green); + eglGetConfigAttrib(d, configs[i], EGL_BLUE_SIZE, &blue); + eglGetConfigAttrib(d, configs[i], EGL_ALPHA_SIZE, &alpha); + eglGetConfigAttrib(d, configs[i], EGL_DEPTH_SIZE, &depth); + eglGetConfigAttrib(d, configs[i], EGL_STENCIL_SIZE, &stencil); + eglGetConfigAttrib(d, configs[i], EGL_NATIVE_VISUAL_ID, &vid); + eglGetConfigAttrib(d, configs[i], EGL_NATIVE_VISUAL_TYPE, &vtype); + + eglGetConfigAttrib(d, configs[i], EGL_CONFIG_CAVEAT, &caveat); + eglGetConfigAttrib(d, configs[i], EGL_BIND_TO_TEXTURE_RGB, &bindRgb); + eglGetConfigAttrib(d, configs[i], EGL_BIND_TO_TEXTURE_RGBA, &bindRgba); + eglGetConfigAttrib(d, configs[i], EGL_RENDERABLE_TYPE, &renderable); + eglGetConfigAttrib(d, configs[i], EGL_SURFACE_TYPE, &surfaces); + + eglGetConfigAttrib(d, configs[i], EGL_SAMPLES, &samples); + eglGetConfigAttrib(d, configs[i], EGL_SAMPLE_BUFFERS, &sampleBuffers); + + if (surfaces & EGL_WINDOW_BIT) + strcat(surfString, "win,"); + if (surfaces & EGL_PBUFFER_BIT) + strcat(surfString, "pb,"); + if (surfaces & EGL_PIXMAP_BIT) + strcat(surfString, "pix,"); +#ifdef EGL_MESA_screen_surface + if (surfaces & EGL_SCREEN_BIT_MESA) + strcat(surfString, "scrn,"); +#endif + if (strlen(surfString) > 0) + surfString[strlen(surfString) - 1] = 0; + + printf("0x%02x %2d %2d %2d %2d %2d %2d %2d %2d %2d%2d 0x%02x%s ", + id, size, level, + red, green, blue, alpha, + depth, stencil, + samples, sampleBuffers, vid, vtype < 6 ? vnames[vtype] : "--"); + printf(" %c %c %c %c %c %c %s\n", + (caveat != EGL_NONE) ? 'y' : ' ', + (bindRgba) ? 'a' : (bindRgb) ? 'y' : ' ', + (renderable & EGL_OPENGL_BIT) ? 'y' : ' ', + (renderable & EGL_OPENGL_ES_BIT) ? 'y' : ' ', + (renderable & EGL_OPENGL_ES2_BIT) ? 'y' : ' ', + (renderable & EGL_OPENVG_BIT) ? 'y' : ' ', + surfString); + } +} + + +/** + * Print table of all available configurations. + */ +static void +PrintModes(EGLDisplay d) +{ +#ifdef EGL_MESA_screen_surface + const char *extensions = eglQueryString(d, EGL_EXTENSIONS); + if (strstr(extensions, "EGL_MESA_screen_surface")) { + EGLScreenMESA screens[MAX_SCREENS]; + EGLint numScreens = 1, scrn; + EGLModeMESA modes[MAX_MODES]; + + eglGetScreensMESA(d, screens, MAX_SCREENS, &numScreens); + printf("Number of Screens: %d\n\n", numScreens); + + for (scrn = 0; scrn < numScreens; scrn++) { + EGLint numModes, i; + + eglGetModesMESA(d, screens[scrn], modes, MAX_MODES, &numModes); + + printf("Screen %d Modes:\n", scrn); + printf(" id width height refresh name\n"); + printf("-----------------------------------------\n"); + for (i = 0; i < numModes; i++) { + EGLint id, w, h, r; + const char *str; + eglGetModeAttribMESA(d, modes[i], EGL_MODE_ID_MESA, &id); + eglGetModeAttribMESA(d, modes[i], EGL_WIDTH, &w); + eglGetModeAttribMESA(d, modes[i], EGL_HEIGHT, &h); + eglGetModeAttribMESA(d, modes[i], EGL_REFRESH_RATE_MESA, &r); + str = eglQueryModeStringMESA(d, modes[i]); + printf("0x%02x %5d %5d %.3f %s\n", id, w, h, r / 1000.0, str); + } + } + } +#endif +} + +static void +PrintExtensions(EGLDisplay d) +{ + const char *extensions, *p, *end, *next; + int column; + + printf("EGL extensions string:\n"); + + extensions = eglQueryString(d, EGL_EXTENSIONS); + + column = 0; + end = extensions + strlen(extensions); + + for (p = extensions; p < end; p = next + 1) { + next = strchr(p, ' '); + if (next == NULL) + next = end; + + if (column > 0 && column + next - p + 1 > 70) { + printf("\n"); + column = 0; + } + if (column == 0) + printf(" "); + else + printf(" "); + column += next - p + 1; + + printf("%.*s", (int) (next - p), p); + + p = next + 1; + } + + if (column > 0) + printf("\n"); +} + +int +main(int argc, char *argv[]) +{ + int maj, min; + EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY); + + if (!eglInitialize(d, &maj, &min)) { + printf("eglinfo: eglInitialize failed\n"); + exit(1); + } + + printf("EGL API version: %d.%d\n", maj, min); + printf("EGL vendor string: %s\n", eglQueryString(d, EGL_VENDOR)); + printf("EGL version string: %s\n", eglQueryString(d, EGL_VERSION)); +#ifdef EGL_VERSION_1_2 + printf("EGL client APIs: %s\n", eglQueryString(d, EGL_CLIENT_APIS)); +#endif + + PrintExtensions(d); + + PrintConfigs(d); + + PrintModes(d); + + eglTerminate(d); + + return 0; +} diff --git a/progs/egl/opengl/eglscreen.c b/progs/egl/opengl/eglscreen.c new file mode 100644 index 0000000000..520f76ea03 --- /dev/null +++ b/progs/egl/opengl/eglscreen.c @@ -0,0 +1,120 @@ +/* + * Copyright (C) 1999-2001 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. + */ + +/* + * Stolen from eglgears + * + * Creates a surface and show that on the first screen + */ + +#define EGL_EGLEXT_PROTOTYPES + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define MAX_CONFIGS 10 +#define MAX_MODES 100 + +int +main(int argc, char *argv[]) +{ + int maj, min; + EGLSurface screen_surf; + EGLConfig configs[MAX_CONFIGS]; + EGLint numConfigs, i; + EGLBoolean b; + EGLDisplay d; + EGLint screenAttribs[10]; + EGLModeMESA mode[MAX_MODES]; + EGLScreenMESA screen; + EGLint count; + EGLint chosenMode = 0; + EGLint width = 0, height = 0; + + d = eglGetDisplay(EGL_DEFAULT_DISPLAY); + assert(d); + + if (!eglInitialize(d, &maj, &min)) { + printf("eglscreen: eglInitialize failed\n"); + exit(1); + } + + printf("eglscreen: EGL version = %d.%d\n", maj, min); + printf("eglscreen: EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR)); + + /* XXX use ChooseConfig */ + eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs); + eglGetScreensMESA(d, &screen, 1, &count); + + if (!eglGetModesMESA(d, screen, mode, MAX_MODES, &count) || count == 0) { + printf("eglscreen: eglGetModesMESA failed!\n"); + return 0; + } + + /* Print list of modes, and find the one to use */ + printf("eglscreen: Found %d modes:\n", count); + for (i = 0; i < count; i++) { + EGLint w, h; + eglGetModeAttribMESA(d, mode[i], EGL_WIDTH, &w); + eglGetModeAttribMESA(d, mode[i], EGL_HEIGHT, &h); + printf("%3d: %d x %d\n", i, w, h); + if (w > width && h > height) { + width = w; + height = h; + chosenMode = i; + } + } + printf("eglscreen: Using screen mode/size %d: %d x %d\n", chosenMode, width, height); + + /* build up screenAttribs array */ + i = 0; + screenAttribs[i++] = EGL_WIDTH; + screenAttribs[i++] = width; + screenAttribs[i++] = EGL_HEIGHT; + screenAttribs[i++] = height; + screenAttribs[i++] = EGL_NONE; + + screen_surf = eglCreateScreenSurfaceMESA(d, configs[0], screenAttribs); + if (screen_surf == EGL_NO_SURFACE) { + printf("eglscreen: Failed to create screen surface\n"); + return 0; + } + + b = eglShowScreenSurfaceMESA(d, screen, screen_surf, mode[chosenMode]); + if (!b) { + printf("eglscreen: Show surface failed\n"); + return 0; + } + + usleep(5000000); + + eglDestroySurface(d, screen_surf); + eglTerminate(d); + + return 0; +} diff --git a/progs/egl/opengl/egltri.c b/progs/egl/opengl/egltri.c new file mode 100644 index 0000000000..006e06eb03 --- /dev/null +++ b/progs/egl/opengl/egltri.c @@ -0,0 +1,264 @@ +/* + * Copyright (C) 1999-2001 Brian Paul All Rights Reserved. + * Copyright (C) 2008 Brian Paul All Rights Reserved. + * Copyright (C) 2008 Jakob Bornecrantz 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. + */ + +/* + * This program is based on eglgears and xegl_tri. + * Remixed by Jakob Bornecrantz + * + * No command line options. + * Program runs for 5 seconds then exits, outputing framerate to console + */ + +#define EGL_EGLEXT_PROTOTYPES + +#include +#include +#include +#include +#include +#include +#include +#include + +#define MAX_CONFIGS 10 +#define MAX_MODES 100 + + +/* XXX this probably isn't very portable */ + +#include +#include + +/* return current time (in seconds) */ +static double +current_time(void) +{ + struct timeval tv; +#ifdef __VMS + (void) gettimeofday(&tv, NULL ); +#else + struct timezone tz; + (void) gettimeofday(&tv, &tz); +#endif + return (double) tv.tv_sec + tv.tv_usec / 1000000.0; +} + + +static GLfloat view_rotx = 0.0, view_roty = 0.0, view_rotz = 0.0; + +static void draw() +{ + static const GLfloat verts[3][2] = { + { -1, -1 }, + { 1, -1 }, + { 0, 1 } + }; + static const GLfloat colors[3][3] = { + { 1, 0, 0 }, + { 0, 1, 0 }, + { 0, 0, 1 } + }; + + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + + glPushMatrix(); + glRotatef(view_rotx, 1, 0, 0); + glRotatef(view_roty, 0, 1, 0); + glRotatef(view_rotz, 0, 0, 1); + + { + glVertexPointer(2, GL_FLOAT, 0, verts); + glColorPointer(3, GL_FLOAT, 0, colors); + glEnableClientState(GL_VERTEX_ARRAY); + glEnableClientState(GL_COLOR_ARRAY); + + glDrawArrays(GL_TRIANGLES, 0, 3); + + glDisableClientState(GL_VERTEX_ARRAY); + glDisableClientState(GL_COLOR_ARRAY); + } + + glPopMatrix(); +} + +static void init() +{ + glClearColor(0.4, 0.4, 0.4, 0.0); +} + +/* new window size or exposure */ +static void reshape(int width, int height) +{ + GLfloat ar = (GLfloat) width / (GLfloat) height; + + glViewport(0, 0, (GLint) width, (GLint) height); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + glFrustum(-ar, ar, -1, 1, 5.0, 60.0); + + glMatrixMode(GL_MODELVIEW); + glLoadIdentity(); + glTranslatef(0.0, 0.0, -10.0); +} + +static void run(EGLDisplay dpy, EGLSurface surf, int ttr) +{ + double st = current_time(); + double ct = st; + int frames = 0; + GLfloat seconds, fps; + + while (ct - st < ttr) + { + ct = current_time(); + + draw(); + + eglSwapBuffers(dpy, surf); + + frames++; + } + + seconds = ct - st; + fps = frames / seconds; + printf("%d frames in %3.1f seconds = %6.3f FPS\n", frames, seconds, fps); +} + +int main(int argc, char *argv[]) +{ + int maj, min; + EGLContext ctx; + EGLSurface screen_surf; + EGLConfig configs[MAX_CONFIGS]; + EGLint numConfigs, i; + EGLBoolean b; + EGLDisplay d; + EGLint screenAttribs[10]; + EGLModeMESA mode[MAX_MODES]; + EGLScreenMESA screen; + EGLint count, chosenMode = 0; + GLboolean printInfo = GL_FALSE; + EGLint width = 0, height = 0; + + /* parse cmd line args */ + for (i = 1; i < argc; i++) + { + if (strcmp(argv[i], "-info") == 0) + { + printInfo = GL_TRUE; + } + else + printf("Warning: unknown parameter: %s\n", argv[i]); + } + + /* DBR : Create EGL context/surface etc */ + d = eglGetDisplay(EGL_DEFAULT_DISPLAY); + assert(d); + + if (!eglInitialize(d, &maj, &min)) { + printf("egltri: eglInitialize failed\n"); + exit(1); + } + + printf("egltri: EGL version = %d.%d\n", maj, min); + printf("egltri: EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR)); + + /* XXX use ChooseConfig */ + eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs); + eglGetScreensMESA(d, &screen, 1, &count); + + if (!eglGetModesMESA(d, screen, mode, MAX_MODES, &count) || count == 0) { + printf("egltri: eglGetModesMESA failed!\n"); + return 0; + } + + /* Print list of modes, and find the one to use */ + printf("egltri: Found %d modes:\n", count); + for (i = 0; i < count; i++) { + EGLint w, h; + eglGetModeAttribMESA(d, mode[i], EGL_WIDTH, &w); + eglGetModeAttribMESA(d, mode[i], EGL_HEIGHT, &h); + printf("%3d: %d x %d\n", i, w, h); + if (w > width && h > height) { + width = w; + height = h; + chosenMode = i; + } + } + printf("egltri: Using screen mode/size %d: %d x %d\n", chosenMode, width, height); + + eglBindAPI(EGL_OPENGL_API); + ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL); + if (ctx == EGL_NO_CONTEXT) { + printf("egltri: failed to create context\n"); + return 0; + } + + /* build up screenAttribs array */ + i = 0; + screenAttribs[i++] = EGL_WIDTH; + screenAttribs[i++] = width; + screenAttribs[i++] = EGL_HEIGHT; + screenAttribs[i++] = height; + screenAttribs[i++] = EGL_NONE; + + screen_surf = eglCreateScreenSurfaceMESA(d, configs[0], screenAttribs); + if (screen_surf == EGL_NO_SURFACE) { + printf("egltri: failed to create screen surface\n"); + return 0; + } + + b = eglShowScreenSurfaceMESA(d, screen, screen_surf, mode[chosenMode]); + if (!b) { + printf("egltri: show surface failed\n"); + return 0; + } + + b = eglMakeCurrent(d, screen_surf, screen_surf, ctx); + if (!b) { + printf("egltri: make current failed\n"); + return 0; + } + + if (printInfo) + { + 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)); + } + + init(); + reshape(width, height); + + glDrawBuffer( GL_BACK ); + + run(d, screen_surf, 5.0); + + eglDestroySurface(d, screen_surf); + eglDestroyContext(d, ctx); + eglTerminate(d); + + return 0; +} diff --git a/progs/egl/opengl/peglgears.c b/progs/egl/opengl/peglgears.c new file mode 100644 index 0000000000..212d1acf69 --- /dev/null +++ b/progs/egl/opengl/peglgears.c @@ -0,0 +1,451 @@ +/* + * Copyright (C) 1999-2001 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. + */ + +/* + * This is a port of the infamous "glxgears" demo to straight EGL + * Port by Dane Rushton 10 July 2005 + * + * No command line options. + * Program runs for 5 seconds then exits, outputing framerate to console + */ + +#define EGL_EGLEXT_PROTOTYPES + +#include +#include +#include +#include +#include +#include +#include +#include + +#define MAX_CONFIGS 10 +#define MAX_MODES 100 + +#define BENCHMARK + +#ifdef BENCHMARK + +/* XXX this probably isn't very portable */ + +#include +#include + +/* return current time (in seconds) */ +static double +current_time(void) +{ + struct timeval tv; +#ifdef __VMS + (void) gettimeofday(&tv, NULL ); +#else + struct timezone tz; + (void) gettimeofday(&tv, &tz); +#endif + return (double) tv.tv_sec + tv.tv_usec / 1000000.0; +} + +#else /*BENCHMARK*/ + +/* dummy */ +static double +current_time(void) +{ + /* update this function for other platforms! */ + static double t = 0.0; + static int warn = 1; + if (warn) { + fprintf(stderr, "Warning: current_time() not implemented!!\n"); + warn = 0; + } + return t += 1.0; +} + +#endif /*BENCHMARK*/ + + +#ifndef M_PI +#define M_PI 3.14159265 +#endif + + +static GLfloat view_rotx = 20.0, view_roty = 30.0, view_rotz = 0.0; +static GLint gear1, gear2, gear3; +static GLfloat angle = 0.0; + +#if 0 +static GLfloat eyesep = 5.0; /* Eye separation. */ +static GLfloat fix_point = 40.0; /* Fixation point distance. */ +static GLfloat left, right, asp; /* Stereo frustum params. */ +#endif + + +/* + * + * Draw a gear wheel. You'll probably want to call this function when + * building a display list since we do a lot of trig here. + * + * Input: inner_radius - radius of hole at center + * outer_radius - radius at center of teeth + * width - width of gear + * teeth - number of teeth + * tooth_depth - depth of tooth + */ +static void +gear(GLfloat inner_radius, GLfloat outer_radius, GLfloat width, + GLint teeth, GLfloat tooth_depth) +{ + GLint i; + GLfloat r0, r1, r2; + GLfloat angle, da; + GLfloat u, v, len; + + r0 = inner_radius; + r1 = outer_radius - tooth_depth / 2.0; + r2 = outer_radius + tooth_depth / 2.0; + + da = 2.0 * M_PI / teeth / 4.0; + + glShadeModel(GL_FLAT); + + glNormal3f(0.0, 0.0, 1.0); + + /* draw front face */ + glBegin(GL_QUAD_STRIP); + for (i = 0; i <= teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); + glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); + if (i < teeth) { + glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + width * 0.5); + } + } + glEnd(); + + /* draw front sides of teeth */ + glBegin(GL_QUADS); + da = 2.0 * M_PI / teeth / 4.0; + for (i = 0; i < teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + + glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); + glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5); + glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), + width * 0.5); + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + width * 0.5); + } + glEnd(); + + glNormal3f(0.0, 0.0, -1.0); + + /* draw back face */ + glBegin(GL_QUAD_STRIP); + for (i = 0; i <= teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); + glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); + if (i < teeth) { + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + -width * 0.5); + glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); + } + } + glEnd(); + + /* draw back sides of teeth */ + glBegin(GL_QUADS); + da = 2.0 * M_PI / teeth / 4.0; + for (i = 0; i < teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + -width * 0.5); + glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), + -width * 0.5); + glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5); + glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); + } + glEnd(); + + /* draw outward faces of teeth */ + glBegin(GL_QUAD_STRIP); + for (i = 0; i < teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + + glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); + glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); + u = r2 * cos(angle + da) - r1 * cos(angle); + v = r2 * sin(angle + da) - r1 * sin(angle); + len = sqrt(u * u + v * v); + u /= len; + v /= len; + glNormal3f(v, -u, 0.0); + glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5); + glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5); + glNormal3f(cos(angle), sin(angle), 0.0); + glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), + width * 0.5); + glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), + -width * 0.5); + u = r1 * cos(angle + 3 * da) - r2 * cos(angle + 2 * da); + v = r1 * sin(angle + 3 * da) - r2 * sin(angle + 2 * da); + glNormal3f(v, -u, 0.0); + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + width * 0.5); + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + -width * 0.5); + glNormal3f(cos(angle), sin(angle), 0.0); + } + + glVertex3f(r1 * cos(0), r1 * sin(0), width * 0.5); + glVertex3f(r1 * cos(0), r1 * sin(0), -width * 0.5); + + glEnd(); + + glShadeModel(GL_SMOOTH); + + /* draw inside radius cylinder */ + glBegin(GL_QUAD_STRIP); + for (i = 0; i <= teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + glNormal3f(-cos(angle), -sin(angle), 0.0); + glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); + glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); + } + glEnd(); +} + + +static void +draw(void) +{ + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + + glPushMatrix(); + glRotatef(view_rotx, 1.0, 0.0, 0.0); + glRotatef(view_roty, 0.0, 1.0, 0.0); + glRotatef(view_rotz, 0.0, 0.0, 1.0); + + glPushMatrix(); + glTranslatef(-3.0, -2.0, 0.0); + glRotatef(angle, 0.0, 0.0, 1.0); + glCallList(gear1); + glPopMatrix(); + + glPushMatrix(); + glTranslatef(3.1, -2.0, 0.0); + glRotatef(-2.0 * angle - 9.0, 0.0, 0.0, 1.0); + glCallList(gear2); + glPopMatrix(); + + glPushMatrix(); + glTranslatef(-3.1, 4.2, 0.0); + glRotatef(-2.0 * angle - 25.0, 0.0, 0.0, 1.0); + glCallList(gear3); + glPopMatrix(); + + glPopMatrix(); +} + + +/* new window size or exposure */ +static void +reshape(int width, int height) +{ + GLfloat h = (GLfloat) height / (GLfloat) width; + + glViewport(0, 0, (GLint) width, (GLint) height); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + glFrustum(-1.0, 1.0, -h, h, 5.0, 60.0); + + glMatrixMode(GL_MODELVIEW); + glLoadIdentity(); + glTranslatef(0.0, 0.0, -40.0); +} + + + +static void +init(void) +{ + static GLfloat pos[4] = { 5.0, 5.0, 10.0, 0.0 }; + static GLfloat red[4] = { 0.8, 0.1, 0.0, 1.0 }; + static GLfloat green[4] = { 0.0, 0.8, 0.2, 1.0 }; + static GLfloat blue[4] = { 0.2, 0.2, 1.0, 1.0 }; + + glLightfv(GL_LIGHT0, GL_POSITION, pos); + glEnable(GL_CULL_FACE); + glEnable(GL_LIGHTING); + glEnable(GL_LIGHT0); + glEnable(GL_DEPTH_TEST); + + /* make the gears */ + gear1 = glGenLists(1); + glNewList(gear1, GL_COMPILE); + glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, red); + gear(1.0, 4.0, 1.0, 20, 0.7); + glEndList(); + + gear2 = glGenLists(1); + glNewList(gear2, GL_COMPILE); + glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, green); + gear(0.5, 2.0, 2.0, 10, 0.7); + glEndList(); + + gear3 = glGenLists(1); + glNewList(gear3, GL_COMPILE); + glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, blue); + gear(1.3, 2.0, 0.5, 10, 0.7); + glEndList(); + + glEnable(GL_NORMALIZE); +} + + + + +static void run_gears(EGLDisplay dpy, EGLSurface surf, int ttr) +{ + double st = current_time(); + double ct = st; + int frames = 0; + GLfloat seconds, fps; + + while (ct - st < ttr) + { + double tt = current_time(); + double dt = tt - ct; + ct = tt; + + /* advance rotation for next frame */ + angle += 70.0 * dt; /* 70 degrees per second */ + if (angle > 3600.0) + angle -= 3600.0; + + draw(); + + eglSwapBuffers(dpy, surf); + + + frames++; + } + + seconds = ct - st; + fps = frames / seconds; + printf("%d frames in %3.1f seconds = %6.3f FPS\n", frames, seconds, fps); + +} + + +int +main(int argc, char *argv[]) +{ + int major, minor; + EGLContext ctx; + EGLSurface surface; + EGLConfig configs[MAX_CONFIGS]; + EGLint numConfigs, i; + EGLBoolean b; + EGLDisplay d; + EGLint screenAttribs[10]; + GLboolean printInfo = GL_FALSE; + EGLint width = 300, height = 300; + + /* parse cmd line args */ + for (i = 1; i < argc; i++) + { + if (strcmp(argv[i], "-info") == 0) + { + printInfo = GL_TRUE; + } + else + printf("Warning: unknown parameter: %s\n", argv[i]); + } + + /* DBR : Create EGL context/surface etc */ + d = eglGetDisplay(EGL_DEFAULT_DISPLAY); + assert(d); + + if (!eglInitialize(d, &major, &minor)) { + printf("peglgears: eglInitialize failed\n"); + return 0; + } + + printf("peglgears: EGL version = %d.%d\n", major, minor); + printf("peglgears: EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR)); + + eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs); + + eglBindAPI(EGL_OPENGL_API); + + ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL); + if (ctx == EGL_NO_CONTEXT) { + printf("peglgears: failed to create context\n"); + return 0; + } + + /* build up screenAttribs array */ + i = 0; + screenAttribs[i++] = EGL_WIDTH; + screenAttribs[i++] = width; + screenAttribs[i++] = EGL_HEIGHT; + screenAttribs[i++] = height; + screenAttribs[i++] = EGL_NONE; + + surface = eglCreatePbufferSurface(d, configs[0], screenAttribs); + if (surface == EGL_NO_SURFACE) { + printf("peglgears: failed to create pbuffer surface\n"); + return 0; + } + + b = eglMakeCurrent(d, surface, surface, ctx); + if (!b) { + printf("peglgears: make current failed\n"); + return 0; + } + + if (printInfo) + { + 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)); + } + + init(); + reshape(width, height); + + glDrawBuffer( GL_BACK ); + + run_gears(d, surface, 5.0); + + eglDestroySurface(d, surface); + eglDestroyContext(d, ctx); + eglTerminate(d); + + return 0; +} diff --git a/progs/egl/opengl/xegl_tri.c b/progs/egl/opengl/xegl_tri.c new file mode 100644 index 0000000000..1f1a005a21 --- /dev/null +++ b/progs/egl/opengl/xegl_tri.c @@ -0,0 +1,361 @@ +/* + * Copyright (C) 2008 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. + */ + +/* + * Draw a triangle with X/EGL. + * Brian Paul + * 3 June 2008 + */ + + +#include +#include +#include +#include +#include +#include +#include +#include +#include /* using full OpenGL for now */ +#include + + +static GLfloat view_rotx = 0.0, view_roty = 0.0, view_rotz = 0.0; + + +static void +draw(void) +{ + static const GLfloat verts[3][2] = { + { -1, -1 }, + { 1, -1 }, + { 0, 1 } + }; + static const GLfloat colors[3][3] = { + { 1, 0, 0 }, + { 0, 1, 0 }, + { 0, 0, 1 } + }; + + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + + glPushMatrix(); + glRotatef(view_rotx, 1, 0, 0); + glRotatef(view_roty, 0, 1, 0); + glRotatef(view_rotz, 0, 0, 1); + + { + glVertexPointer(2, GL_FLOAT, 0, verts); + glColorPointer(3, GL_FLOAT, 0, colors); + glEnableClientState(GL_VERTEX_ARRAY); + glEnableClientState(GL_COLOR_ARRAY); + + glDrawArrays(GL_TRIANGLES, 0, 3); + + glDisableClientState(GL_VERTEX_ARRAY); + glDisableClientState(GL_COLOR_ARRAY); + } + + glPopMatrix(); +} + + +/* new window size or exposure */ +static void +reshape(int width, int height) +{ + GLfloat ar = (GLfloat) width / (GLfloat) height; + + glViewport(0, 0, (GLint) width, (GLint) height); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + glFrustum(-ar, ar, -1, 1, 5.0, 60.0); + + glMatrixMode(GL_MODELVIEW); + glLoadIdentity(); + glTranslatef(0.0, 0.0, -10.0); +} + + +static void +init(void) +{ + glClearColor(0.4, 0.4, 0.4, 0.0); +} + + +/* + * Create an RGB, double-buffered X window. + * Return the window and context handles. + */ +static void +make_x_window(Display *x_dpy, EGLDisplay egl_dpy, + const char *name, + int x, int y, int width, int height, + Window *winRet, + EGLContext *ctxRet, + EGLSurface *surfRet) +{ + static const EGLint attribs[] = { + EGL_RED_SIZE, 1, + EGL_GREEN_SIZE, 1, + EGL_BLUE_SIZE, 1, + EGL_DEPTH_SIZE, 1, + EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT, + EGL_NONE + }; + + int scrnum; + XSetWindowAttributes attr; + unsigned long mask; + Window root; + Window win; + XVisualInfo *visInfo, visTemplate; + int num_visuals; + EGLContext ctx; + EGLConfig config; + EGLint num_configs; + EGLint vid; + + scrnum = DefaultScreen( x_dpy ); + root = RootWindow( x_dpy, scrnum ); + + if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs) || + !num_configs) { + printf("Error: couldn't get an EGL visual config\n"); + exit(1); + } + + assert(config); + assert(num_configs > 0); + + if (!eglGetConfigAttrib(egl_dpy, config, EGL_NATIVE_VISUAL_ID, &vid)) { + printf("Error: eglGetConfigAttrib() failed\n"); + exit(1); + } + + /* The X window visual must match the EGL config */ + visTemplate.visualid = vid; + visInfo = XGetVisualInfo(x_dpy, VisualIDMask, &visTemplate, &num_visuals); + if (!visInfo) { + printf("Error: couldn't get X visual\n"); + exit(1); + } + + /* window attributes */ + attr.background_pixel = 0; + attr.border_pixel = 0; + attr.colormap = XCreateColormap( x_dpy, root, visInfo->visual, AllocNone); + attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask; + mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask; + + win = XCreateWindow( x_dpy, root, 0, 0, width, height, + 0, visInfo->depth, InputOutput, + visInfo->visual, mask, &attr ); + + /* set hints and properties */ + { + XSizeHints sizehints; + sizehints.x = x; + sizehints.y = y; + sizehints.width = width; + sizehints.height = height; + sizehints.flags = USSize | USPosition; + XSetNormalHints(x_dpy, win, &sizehints); + XSetStandardProperties(x_dpy, win, name, name, + None, (char **)NULL, 0, &sizehints); + } + + eglBindAPI(EGL_OPENGL_API); + + ctx = eglCreateContext(egl_dpy, config, EGL_NO_CONTEXT, NULL ); + if (!ctx) { + printf("Error: glXCreateContext failed\n"); + exit(1); + } + + *surfRet = eglCreateWindowSurface(egl_dpy, config, win, NULL); + + if (!*surfRet) { + printf("Error: eglCreateWindowSurface failed\n"); + exit(1); + } + + XFree(visInfo); + + *winRet = win; + *ctxRet = ctx; +} + + +static void +event_loop(Display *dpy, Window win, + EGLDisplay egl_dpy, EGLSurface egl_surf) +{ + while (1) { + int redraw = 0; + XEvent event; + + XNextEvent(dpy, &event); + + switch (event.type) { + case Expose: + redraw = 1; + break; + case ConfigureNotify: + reshape(event.xconfigure.width, event.xconfigure.height); + break; + case KeyPress: + { + char buffer[10]; + int r, code; + code = XLookupKeysym(&event.xkey, 0); + if (code == XK_Left) { + view_roty += 5.0; + } + else if (code == XK_Right) { + view_roty -= 5.0; + } + else if (code == XK_Up) { + view_rotx += 5.0; + } + else if (code == XK_Down) { + view_rotx -= 5.0; + } + else { + r = XLookupString(&event.xkey, buffer, sizeof(buffer), + NULL, NULL); + if (buffer[0] == 27) { + /* escape */ + return; + } + } + } + redraw = 1; + break; + default: + ; /*no-op*/ + } + + if (redraw) { + draw(); + eglSwapBuffers(egl_dpy, egl_surf); + } + } +} + + +static void +usage(void) +{ + printf("Usage:\n"); + printf(" -display set the display to run on\n"); + printf(" -info display OpenGL renderer info\n"); +} + + +int +main(int argc, char *argv[]) +{ + const int winWidth = 300, winHeight = 300; + Display *x_dpy; + Window win; + EGLSurface egl_surf; + EGLContext egl_ctx; + EGLDisplay egl_dpy; + char *dpyName = NULL; + GLboolean printInfo = GL_FALSE; + EGLint egl_major, egl_minor; + int i; + const char *s; + + for (i = 1; i < argc; i++) { + if (strcmp(argv[i], "-display") == 0) { + dpyName = argv[i+1]; + i++; + } + else if (strcmp(argv[i], "-info") == 0) { + printInfo = GL_TRUE; + } + else { + usage(); + return -1; + } + } + + x_dpy = XOpenDisplay(dpyName); + if (!x_dpy) { + printf("Error: couldn't open display %s\n", + dpyName ? dpyName : getenv("DISPLAY")); + return -1; + } + + egl_dpy = eglGetDisplay(x_dpy); + if (!egl_dpy) { + printf("Error: eglGetDisplay() failed\n"); + return -1; + } + + if (!eglInitialize(egl_dpy, &egl_major, &egl_minor)) { + printf("Error: eglInitialize() failed\n"); + return -1; + } + + s = eglQueryString(egl_dpy, EGL_VERSION); + printf("EGL_VERSION = %s\n", s); + + make_x_window(x_dpy, egl_dpy, + "xegl_tri", 0, 0, winWidth, winHeight, + &win, &egl_ctx, &egl_surf); + + XMapWindow(x_dpy, win); + if (!eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx)) { + printf("Error: eglMakeCurrent() failed\n"); + return -1; + } + + if (printInfo) { + 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)); + } + + init(); + + /* Set initial projection/viewing transformation. + * We can't be sure we'll get a ConfigureNotify event when the window + * first appears. + */ + reshape(winWidth, winHeight); + + event_loop(x_dpy, win, egl_dpy, egl_surf); + + eglDestroyContext(egl_dpy, egl_ctx); + eglDestroySurface(egl_dpy, egl_surf); + eglTerminate(egl_dpy); + + + XDestroyWindow(x_dpy, win); + XCloseDisplay(x_dpy); + + return 0; +} diff --git a/progs/egl/opengl/xeglgears.c b/progs/egl/opengl/xeglgears.c new file mode 100644 index 0000000000..a6a977d9ff --- /dev/null +++ b/progs/egl/opengl/xeglgears.c @@ -0,0 +1,954 @@ +/* + * Copyright (C) 1999-2001 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. + */ + +/* + * Ported to X/EGL/GLES. XXX Actually, uses full OpenGL ATM. + * Brian Paul + * 30 May 2008 + */ + +/* + * Command line options: + * -info print GL implementation information + * + */ + + +#define GL_GLEXT_PROTOTYPES +#define EGL_EGLEXT_PROTOTYPES + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + + +#define BENCHMARK + +#ifdef BENCHMARK + +/* XXX this probably isn't very portable */ + +#include +#include + +/* return current time (in seconds) */ +static double +current_time(void) +{ + struct timeval tv; +#ifdef __VMS + (void) gettimeofday(&tv, NULL ); +#else + struct timezone tz; + (void) gettimeofday(&tv, &tz); +#endif + return (double) tv.tv_sec + tv.tv_usec / 1000000.0; +} + +#else /*BENCHMARK*/ + +/* dummy */ +static double +current_time(void) +{ + /* update this function for other platforms! */ + static double t = 0.0; + static int warn = 1; + if (warn) { + fprintf(stderr, "Warning: current_time() not implemented!!\n"); + warn = 0; + } + return t += 1.0; +} + +#endif /*BENCHMARK*/ + + + +#ifndef M_PI +#define M_PI 3.14159265 +#endif + + +static GLfloat view_rotx = 20.0, view_roty = 30.0, view_rotz = 0.0; +static GLint gear1, gear2, gear3; +static GLfloat angle = 0.0; + +/* + * + * Draw a gear wheel. You'll probably want to call this function when + * building a display list since we do a lot of trig here. + * + * Input: inner_radius - radius of hole at center + * outer_radius - radius at center of teeth + * width - width of gear + * teeth - number of teeth + * tooth_depth - depth of tooth + */ +static void +gear(GLfloat inner_radius, GLfloat outer_radius, GLfloat width, + GLint teeth, GLfloat tooth_depth) +{ + GLint i; + GLfloat r0, r1, r2; + GLfloat angle, da; + GLfloat u, v, len; + + r0 = inner_radius; + r1 = outer_radius - tooth_depth / 2.0; + r2 = outer_radius + tooth_depth / 2.0; + + da = 2.0 * M_PI / teeth / 4.0; + + glShadeModel(GL_FLAT); + + glNormal3f(0.0, 0.0, 1.0); + + /* draw front face */ + glBegin(GL_QUAD_STRIP); + for (i = 0; i <= teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); + glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); + if (i < teeth) { + glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + width * 0.5); + } + } + glEnd(); + + /* draw front sides of teeth */ + glBegin(GL_QUADS); + da = 2.0 * M_PI / teeth / 4.0; + for (i = 0; i < teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + + glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); + glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5); + glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), + width * 0.5); + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + width * 0.5); + } + glEnd(); + + glNormal3f(0.0, 0.0, -1.0); + + /* draw back face */ + glBegin(GL_QUAD_STRIP); + for (i = 0; i <= teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); + glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); + if (i < teeth) { + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + -width * 0.5); + glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); + } + } + glEnd(); + + /* draw back sides of teeth */ + glBegin(GL_QUADS); + da = 2.0 * M_PI / teeth / 4.0; + for (i = 0; i < teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + -width * 0.5); + glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), + -width * 0.5); + glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5); + glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); + } + glEnd(); + + /* draw outward faces of teeth */ + glBegin(GL_QUAD_STRIP); + for (i = 0; i < teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + + glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); + glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); + u = r2 * cos(angle + da) - r1 * cos(angle); + v = r2 * sin(angle + da) - r1 * sin(angle); + len = sqrt(u * u + v * v); + u /= len; + v /= len; + glNormal3f(v, -u, 0.0); + glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5); + glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5); + glNormal3f(cos(angle), sin(angle), 0.0); + glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), + width * 0.5); + glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), + -width * 0.5); + u = r1 * cos(angle + 3 * da) - r2 * cos(angle + 2 * da); + v = r1 * sin(angle + 3 * da) - r2 * sin(angle + 2 * da); + glNormal3f(v, -u, 0.0); + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + width * 0.5); + glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), + -width * 0.5); + glNormal3f(cos(angle), sin(angle), 0.0); + } + + glVertex3f(r1 * cos(0), r1 * sin(0), width * 0.5); + glVertex3f(r1 * cos(0), r1 * sin(0), -width * 0.5); + + glEnd(); + + glShadeModel(GL_SMOOTH); + + /* draw inside radius cylinder */ + glBegin(GL_QUAD_STRIP); + for (i = 0; i <= teeth; i++) { + angle = i * 2.0 * M_PI / teeth; + glNormal3f(-cos(angle), -sin(angle), 0.0); + glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); + glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); + } + glEnd(); +} + + +static void +draw(void) +{ + glClearColor(0.2, 0.2, 0.2, 0.2); + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + + glPushMatrix(); + glRotatef(view_rotx, 1.0, 0.0, 0.0); + glRotatef(view_roty, 0.0, 1.0, 0.0); + glRotatef(view_rotz, 0.0, 0.0, 1.0); + + glPushMatrix(); + glTranslatef(-3.0, -2.0, 0.0); + glRotatef(angle, 0.0, 0.0, 1.0); + glCallList(gear1); + glPopMatrix(); + + glPushMatrix(); + glTranslatef(3.1, -2.0, 0.0); + glRotatef(-2.0 * angle - 9.0, 0.0, 0.0, 1.0); + glCallList(gear2); + glPopMatrix(); + + glPushMatrix(); + glTranslatef(-3.1, 4.2, 0.0); + glRotatef(-2.0 * angle - 25.0, 0.0, 0.0, 1.0); + glCallList(gear3); + glPopMatrix(); + + glPopMatrix(); +} + + +/* new window size or exposure */ +static void +reshape(int width, int height) +{ + GLfloat ar = (GLfloat) width / (GLfloat) height; + + glViewport(0, 0, (GLint) width, (GLint) height); + + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + glFrustum(-ar, ar, -1, 1, 5.0, 60.0); + + glMatrixMode(GL_MODELVIEW); + glLoadIdentity(); + glTranslatef(0.0, 0.0, -40.0); +} + + + +static void +init(void) +{ + static GLfloat pos[4] = { 5.0, 5.0, 10.0, 0.0 }; + static GLfloat red[4] = { 0.8, 0.1, 0.0, 1.0 }; + static GLfloat green[4] = { 0.0, 0.8, 0.2, 1.0 }; + static GLfloat blue[4] = { 0.2, 0.2, 1.0, 1.0 }; + + glLightfv(GL_LIGHT0, GL_POSITION, pos); + glEnable(GL_CULL_FACE); + glEnable(GL_LIGHTING); + glEnable(GL_LIGHT0); + glEnable(GL_DEPTH_TEST); + + /* make the gears */ + gear1 = glGenLists(1); + glNewList(gear1, GL_COMPILE); + glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, red); + gear(1.0, 4.0, 1.0, 20, 0.7); + glEndList(); + + gear2 = glGenLists(1); + glNewList(gear2, GL_COMPILE); + glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, green); + gear(0.5, 2.0, 2.0, 10, 0.7); + glEndList(); + + gear3 = glGenLists(1); + glNewList(gear3, GL_COMPILE); + glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, blue); + gear(1.3, 2.0, 0.5, 10, 0.7); + glEndList(); + + glEnable(GL_NORMALIZE); +} + + +struct egl_manager { + EGLNativeDisplayType xdpy; + EGLNativeWindowType xwin; + EGLNativePixmapType xpix; + + EGLDisplay dpy; + EGLConfig conf; + EGLContext ctx; + + EGLSurface win; + EGLSurface pix; + EGLSurface pbuf; + EGLImageKHR image; + + EGLBoolean verbose; + EGLint major, minor; + + GC gc; + GLuint fbo; +}; + +static struct egl_manager * +egl_manager_new(EGLNativeDisplayType xdpy, const EGLint *attrib_list, + EGLBoolean verbose) +{ + struct egl_manager *eman; + const char *ver; + EGLint num_conf; + + eman = calloc(1, sizeof(*eman)); + if (!eman) + return NULL; + + eman->verbose = verbose; + eman->xdpy = xdpy; + + eman->dpy = eglGetDisplay(eman->xdpy); + if (eman->dpy == EGL_NO_DISPLAY) { + printf("eglGetDisplay() failed\n"); + free(eman); + return NULL; + } + + if (!eglInitialize(eman->dpy, &eman->major, &eman->minor)) { + printf("eglInitialize() failed\n"); + free(eman); + return NULL; + } + + ver = eglQueryString(eman->dpy, EGL_VERSION); + printf("EGL_VERSION = %s\n", ver); + + if (!eglChooseConfig(eman->dpy, attrib_list, &eman->conf, 1, &num_conf) || + !num_conf) { + printf("eglChooseConfig() failed\n"); + eglTerminate(eman->dpy); + free(eman); + return NULL; + } + + eman->ctx = eglCreateContext(eman->dpy, eman->conf, EGL_NO_CONTEXT, NULL); + if (eman->ctx == EGL_NO_CONTEXT) { + printf("eglCreateContext() failed\n"); + eglTerminate(eman->dpy); + free(eman); + return NULL; + } + + return eman; +} + +static EGLBoolean +egl_manager_create_window(struct egl_manager *eman, const char *name, + EGLint w, EGLint h, EGLBoolean need_surface, + EGLBoolean fullscreen, const EGLint *attrib_list) +{ + XVisualInfo vinfo_template, *vinfo = NULL; + EGLint val, num_vinfo; + Window root; + XSetWindowAttributes attrs; + unsigned long mask; + EGLint x = 0, y = 0; + + if (!eglGetConfigAttrib(eman->dpy, eman->conf, + EGL_NATIVE_VISUAL_ID, &val)) { + printf("eglGetConfigAttrib() failed\n"); + return EGL_FALSE; + } + if (val) { + vinfo_template.visualid = (VisualID) val; + vinfo = XGetVisualInfo(eman->xdpy, VisualIDMask, &vinfo_template, &num_vinfo); + } + /* try harder if window surface is not needed */ + if (!vinfo && !need_surface && + eglGetConfigAttrib(eman->dpy, eman->conf, EGL_BUFFER_SIZE, &val)) { + if (val == 32) + val = 24; + vinfo_template.depth = val; + vinfo = XGetVisualInfo(eman->xdpy, VisualDepthMask, &vinfo_template, &num_vinfo); + } + + if (!vinfo) { + printf("XGetVisualInfo() failed\n"); + return EGL_FALSE; + } + + root = DefaultRootWindow(eman->xdpy); + if (fullscreen) { + x = y = 0; + w = DisplayWidth(eman->xdpy, DefaultScreen(eman->xdpy)); + h = DisplayHeight(eman->xdpy, DefaultScreen(eman->xdpy)); + } + + /* window attributes */ + attrs.background_pixel = 0; + attrs.border_pixel = 0; + attrs.colormap = XCreateColormap(eman->xdpy, root, vinfo->visual, AllocNone); + attrs.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask; + attrs.override_redirect = fullscreen; + mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask | CWOverrideRedirect; + + eman->xwin = XCreateWindow(eman->xdpy, root, x, y, w, h, + 0, vinfo->depth, InputOutput, + vinfo->visual, mask, &attrs); + XFree(vinfo); + + /* set hints and properties */ + { + XSizeHints sizehints; + sizehints.x = x; + sizehints.y = y; + sizehints.width = w; + sizehints.height = h; + sizehints.flags = USSize | USPosition; + XSetNormalHints(eman->xdpy, eman->xwin, &sizehints); + XSetStandardProperties(eman->xdpy, eman->xwin, name, name, + None, (char **)NULL, 0, &sizehints); + } + + if (need_surface) { + eman->win = eglCreateWindowSurface(eman->dpy, eman->conf, + eman->xwin, attrib_list); + if (eman->win == EGL_NO_SURFACE) { + printf("eglCreateWindowSurface() failed\n"); + XDestroyWindow(eman->xdpy, eman->xwin); + eman->xwin = None; + return EGL_FALSE; + } + } + + eman->gc = XCreateGC(eman->xdpy, eman->xwin, 0, NULL); + + XMapWindow(eman->xdpy, eman->xwin); + + return EGL_TRUE; +} + +static EGLBoolean +egl_manager_create_pixmap(struct egl_manager *eman, EGLNativeWindowType xwin, + EGLBoolean need_surface, const EGLint *attrib_list) +{ + XWindowAttributes attrs; + + if (!XGetWindowAttributes(eman->xdpy, xwin, &attrs)) { + printf("XGetWindowAttributes() failed\n"); + return EGL_FALSE; + } + + eman->xpix = XCreatePixmap(eman->xdpy, xwin, + attrs.width, attrs.height, attrs.depth); + + if (need_surface) { + eman->pix = eglCreatePixmapSurface(eman->dpy, eman->conf, + eman->xpix, attrib_list); + if (eman->pix == EGL_NO_SURFACE) { + printf("eglCreatePixmapSurface() failed\n"); + XFreePixmap(eman->xdpy, eman->xpix); + eman->xpix = None; + return EGL_FALSE; + } + } + + return EGL_TRUE; +} + +static EGLBoolean +egl_manager_create_pbuffer(struct egl_manager *eman, const EGLint *attrib_list) +{ + eman->pbuf = eglCreatePbufferSurface(eman->dpy, eman->conf, attrib_list); + if (eman->pbuf == EGL_NO_SURFACE) { + printf("eglCreatePbufferSurface() failed\n"); + return EGL_FALSE; + } + + return EGL_TRUE; +} + +static void +egl_manager_destroy(struct egl_manager *eman) +{ + eglMakeCurrent(eman->dpy, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); + eglTerminate(eman->dpy); + + if (eman->xwin != None) + XDestroyWindow(eman->xdpy, eman->xwin); + if (eman->xpix != None) + XFreePixmap(eman->xdpy, eman->xpix); + + XFreeGC(eman->xdpy, eman->gc); + + free(eman); +} + +enum { + GEARS_WINDOW, + GEARS_PIXMAP, + GEARS_PIXMAP_TEXTURE, + GEARS_PBUFFER, + GEARS_PBUFFER_TEXTURE, + GEARS_RENDERBUFFER +}; + +static void +texture_gears(struct egl_manager *eman, int surface_type) +{ + static const GLint verts[12] = + { -5, -6, -10, 5, -6, -10, -5, 4, 10, 5, 4, 10 }; + static const GLint tex_coords[8] = { 0, 0, 1, 0, 0, 1, 1, 1 }; + + eglMakeCurrent(eman->dpy, eman->win, eman->win, eman->ctx); + + glClearColor(0, 0, 0, 0); + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + + glEnable(GL_TEXTURE_2D); + glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); + glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_R, GL_REPEAT); + glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); + glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); + + glEnableClientState(GL_VERTEX_ARRAY); + glEnableClientState(GL_TEXTURE_COORD_ARRAY); + glVertexPointer(3, GL_INT, 0, verts); + glTexCoordPointer(2, GL_INT, 0, tex_coords); + + if (surface_type == GEARS_PBUFFER_TEXTURE) + eglBindTexImage(eman->dpy, eman->pbuf, EGL_BACK_BUFFER); + + glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); + + glDisableClientState(GL_VERTEX_ARRAY); + glDisableClientState(GL_COLOR_ARRAY); + glDisable(GL_TEXTURE_2D); + + if (surface_type == GEARS_PBUFFER_TEXTURE) + eglReleaseTexImage(eman->dpy, eman->pbuf, EGL_BACK_BUFFER); + + eglSwapBuffers(eman->dpy, eman->win); +} + +static void +copy_gears(struct egl_manager *eman, + EGLint tile_w, EGLint tile_h, EGLint w, EGLint h) +{ + int x, y; + + eglWaitClient(); + + for (x = 0; x < w; x += tile_w) { + for (y = 0; y < h; y += tile_h) { + + XCopyArea(eman->xdpy, eman->xpix, eman->xwin, eman->gc, + 0, 0, tile_w, tile_h, x, y); + } + } +} + +static void +event_loop(struct egl_manager *eman, EGLint surface_type, EGLint w, EGLint h) +{ + int window_w = w, window_h = h; + + if (surface_type == EGL_PBUFFER_BIT) + printf("there will be no screen update if " + "eglCopyBuffers() is not implemented\n"); + + while (1) { + while (XPending(eman->xdpy) > 0) { + XEvent event; + XNextEvent(eman->xdpy, &event); + switch (event.type) { + case Expose: + /* we'll redraw below */ + break; + case ConfigureNotify: + window_w = event.xconfigure.width; + window_h = event.xconfigure.height; + if (surface_type == EGL_WINDOW_BIT) + reshape(window_w, window_h); + break; + case KeyPress: + { + char buffer[10]; + int r, code; + code = XLookupKeysym(&event.xkey, 0); + if (code == XK_Left) { + view_roty += 5.0; + } + else if (code == XK_Right) { + view_roty -= 5.0; + } + else if (code == XK_Up) { + view_rotx += 5.0; + } + else if (code == XK_Down) { + view_rotx -= 5.0; + } + else { + r = XLookupString(&event.xkey, buffer, sizeof(buffer), + NULL, NULL); + if (buffer[0] == 27) { + /* escape */ + return; + } + } + } + } + } + + { + static int frames = 0; + static double tRot0 = -1.0, tRate0 = -1.0; + double dt, t = current_time(); + if (tRot0 < 0.0) + tRot0 = t; + dt = t - tRot0; + tRot0 = t; + + /* advance rotation for next frame */ + angle += 70.0 * dt; /* 70 degrees per second */ + if (angle > 3600.0) + angle -= 3600.0; + + switch (surface_type) { + case GEARS_WINDOW: + draw(); + eglSwapBuffers(eman->dpy, eman->win); + break; + + case GEARS_PBUFFER: + draw(); + if (!eglCopyBuffers(eman->dpy, eman->pbuf, eman->xpix)) + break; + copy_gears(eman, w, h, window_w, window_h); + break; + + case GEARS_PBUFFER_TEXTURE: + eglMakeCurrent(eman->dpy, eman->pbuf, eman->pbuf, eman->ctx); + draw(); + texture_gears(eman, surface_type); + break; + + case GEARS_PIXMAP: + draw(); + copy_gears(eman, w, h, window_w, window_h); + break; + + case GEARS_PIXMAP_TEXTURE: + eglMakeCurrent(eman->dpy, eman->pix, eman->pix, eman->ctx); + draw(); + texture_gears(eman, surface_type); + break; + + case GEARS_RENDERBUFFER: + glBindFramebuffer(GL_FRAMEBUFFER_EXT, eman->fbo); + draw(); + glBindFramebuffer(GL_FRAMEBUFFER_EXT, 0); + texture_gears(eman, surface_type); + break; + } + + frames++; + + if (tRate0 < 0.0) + tRate0 = t; + if (t - tRate0 >= 5.0) { + GLfloat seconds = t - tRate0; + GLfloat fps = frames / seconds; + printf("%d frames in %3.1f seconds = %6.3f FPS\n", frames, seconds, + fps); + tRate0 = t; + frames = 0; + } + } + } +} + + +static void +usage(void) +{ + printf("Usage:\n"); + printf(" -display set the display to run on\n"); + printf(" -fullscreen run in fullscreen mode\n"); + printf(" -info display OpenGL renderer info\n"); + printf(" -pixmap use pixmap surface\n"); + printf(" -pixmap-texture use pixmap surface and texture using EGLImage\n"); + printf(" -pbuffer use pbuffer surface and eglCopyBuffers\n"); + printf(" -pbuffer-texture use pbuffer surface and eglBindTexImage\n"); + printf(" -renderbuffer renderbuffer as EGLImage and bind as texture from\n"); +} + +static const char *names[] = { + "window", + "pixmap", + "pixmap_texture", + "pbuffer", + "pbuffer_texture", + "renderbuffer" +}; + +int +main(int argc, char *argv[]) +{ + const int winWidth = 300, winHeight = 300; + Display *x_dpy; + char *dpyName = NULL; + struct egl_manager *eman; + EGLint attribs[] = { + EGL_SURFACE_TYPE, EGL_WINDOW_BIT, /* may be changed later */ + EGL_RED_SIZE, 1, + EGL_GREEN_SIZE, 1, + EGL_BLUE_SIZE, 1, + EGL_DEPTH_SIZE, 1, + EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT, + EGL_NONE + }; + char win_title[] = "xeglgears (window/pixmap/pbuffer)"; + EGLint surface_type = GEARS_WINDOW; + GLboolean printInfo = GL_FALSE; + GLboolean fullscreen = GL_FALSE; + EGLBoolean ret; + GLuint texture, color_rb, depth_rb; + int i; + + for (i = 1; i < argc; i++) { + if (strcmp(argv[i], "-display") == 0) { + dpyName = argv[i+1]; + i++; + } + else if (strcmp(argv[i], "-info") == 0) { + printInfo = GL_TRUE; + } + else if (strcmp(argv[i], "-fullscreen") == 0) { + fullscreen = GL_TRUE; + } + else if (strcmp(argv[i], "-pixmap") == 0) { + surface_type = GEARS_PIXMAP; + attribs[1] = EGL_PIXMAP_BIT; + } + else if (strcmp(argv[i], "-pixmap-texture") == 0) { + surface_type = GEARS_PIXMAP_TEXTURE; + attribs[1] = EGL_PIXMAP_BIT; + } + else if (strcmp(argv[i], "-pbuffer") == 0) { + surface_type = GEARS_PBUFFER; + attribs[1] = EGL_PBUFFER_BIT; + } + else if (strcmp(argv[i], "-pbuffer-texture") == 0) { + surface_type = GEARS_PBUFFER_TEXTURE; + attribs[1] = EGL_PBUFFER_BIT; + } + else if (strcmp(argv[i], "-renderbuffer") == 0) { + surface_type = GEARS_RENDERBUFFER; + } + else { + usage(); + return -1; + } + } + + x_dpy = XOpenDisplay(dpyName); + if (!x_dpy) { + printf("Error: couldn't open display %s\n", + dpyName ? dpyName : getenv("DISPLAY")); + return -1; + } + + eglBindAPI(EGL_OPENGL_API); + + eman = egl_manager_new(x_dpy, attribs, printInfo); + if (!eman) { + XCloseDisplay(x_dpy); + return -1; + } + + snprintf(win_title, sizeof(win_title), + "xeglgears (%s)", names[surface_type]); + + ret = egl_manager_create_window(eman, win_title, winWidth, winHeight, + EGL_TRUE, fullscreen, NULL); + if (!ret) + return -1; + + /* create surface(s) */ + switch (surface_type) { + case GEARS_WINDOW: + if (ret) + ret = eglMakeCurrent(eman->dpy, eman->win, eman->win, eman->ctx); + break; + case GEARS_PIXMAP: + case GEARS_PIXMAP_TEXTURE: + ret = egl_manager_create_pixmap(eman, eman->xwin, EGL_TRUE, NULL); + if (surface_type == GEARS_PIXMAP_TEXTURE) + eman->image = eglCreateImageKHR (eman->dpy, eman->ctx, + EGL_NATIVE_PIXMAP_KHR, + (EGLClientBuffer) eman->xpix, NULL); + if (ret) + ret = eglMakeCurrent(eman->dpy, eman->pix, eman->pix, eman->ctx); + break; + case GEARS_PBUFFER: + case GEARS_PBUFFER_TEXTURE: + { + EGLint pbuf_attribs[] = { + EGL_WIDTH, winWidth, + EGL_HEIGHT, winHeight, + EGL_TEXTURE_FORMAT, EGL_TEXTURE_RGB, + EGL_TEXTURE_TARGET, EGL_TEXTURE_2D, + EGL_NONE + }; + ret = (egl_manager_create_pixmap(eman, eman->xwin, + EGL_TRUE, NULL) && + egl_manager_create_pbuffer(eman, pbuf_attribs)); + if (ret) + ret = eglMakeCurrent(eman->dpy, eman->pbuf, eman->pbuf, eman->ctx); + } + break; + + + case GEARS_RENDERBUFFER: + ret = eglMakeCurrent(eman->dpy, eman->win, eman->win, eman->ctx); + if (ret == EGL_FALSE) + printf("failed to make context current\n"); + + glGenFramebuffers(1, &eman->fbo); + glBindFramebuffer(GL_FRAMEBUFFER_EXT, eman->fbo); + + glGenRenderbuffers(1, &color_rb); + glBindRenderbuffer(GL_RENDERBUFFER_EXT, color_rb); + glRenderbufferStorage(GL_RENDERBUFFER_EXT, GL_RGBA, winWidth, winHeight); + glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, + GL_COLOR_ATTACHMENT0_EXT, + GL_RENDERBUFFER_EXT, + color_rb); + + eman->image = eglCreateImageKHR(eman->dpy, eman->ctx, + EGL_GL_RENDERBUFFER_KHR, + (EGLClientBuffer) color_rb, NULL); + + glGenRenderbuffers(1, &depth_rb); + glBindRenderbuffer(GL_RENDERBUFFER_EXT, depth_rb); + glRenderbufferStorage(GL_RENDERBUFFER_EXT, + GL_DEPTH_COMPONENT, winWidth, winHeight); + glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, + GL_DEPTH_ATTACHMENT_EXT, + GL_RENDERBUFFER_EXT, + depth_rb); + + if (glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT) != GL_FRAMEBUFFER_COMPLETE) { + printf("framebuffer not complete\n"); + exit(1); + } + + break; + + default: + ret = EGL_FALSE; + break; + } + + switch (surface_type) { + case GEARS_PIXMAP_TEXTURE: + case GEARS_RENDERBUFFER: + glGenTextures(1, &texture); + glBindTexture(GL_TEXTURE_2D, texture); + glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, eman->image); + break; + case GEARS_PBUFFER_TEXTURE: + glGenTextures(1, &texture); + glBindTexture(GL_TEXTURE_2D, texture); + break; + } + + if (!ret) { + egl_manager_destroy(eman); + XCloseDisplay(x_dpy); + return -1; + } + + if (printInfo) { + 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)); + } + + init(); + + /* Set initial projection/viewing transformation. + * We can't be sure we'll get a ConfigureNotify event when the window + * first appears. + */ + reshape(winWidth, winHeight); + + event_loop(eman, surface_type, winWidth, winHeight); + + glDeleteLists(gear1, 1); + glDeleteLists(gear2, 1); + glDeleteLists(gear3, 1); + + egl_manager_destroy(eman); + XCloseDisplay(x_dpy); + + return 0; +} diff --git a/progs/egl/opengl/xeglthreads.c b/progs/egl/opengl/xeglthreads.c new file mode 100644 index 0000000000..5787faecb9 --- /dev/null +++ b/progs/egl/opengl/xeglthreads.c @@ -0,0 +1,775 @@ +/* + * 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. + * + * Ported to EGL by Chia-I Wu + */ + + +/* + * This program tests EGL thread safety. + * Command line options: + * -p Open a display connection for each thread + * -l Enable application-side locking + * -n Number of threads to create (default is 2) + * -display Specify X display (default is $DISPLAY) + * -t Use texture mapping + * + * Brian Paul 20 July 2000 + */ + + +/* + * Notes: + * - Each thread gets its own EGL context. + * + * - The EGL contexts share texture objects. + * + * - When 't' is pressed to update the texture image, the window/thread which + * has input focus is signalled to change the texture. The other threads + * should see the updated texture the next time they call glBindTexture. + */ + + +#if defined(PTHREADS) /* defined by Mesa on Linux and other platforms */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + + +/* + * Each window/thread/context: + */ +struct winthread { + Display *Dpy; + int Index; + pthread_t Thread; + Window Win; + EGLDisplay Display; + EGLContext Context; + EGLSurface Surface; + float Angle; + int WinWidth, WinHeight; + GLboolean NewSize; + GLboolean Initialized; + GLboolean MakeNewTexture; +}; + + +#define MAX_WINTHREADS 100 +static struct winthread WinThreads[MAX_WINTHREADS]; +static int NumWinThreads = 0; +static volatile GLboolean ExitFlag = GL_FALSE; + +static GLboolean MultiDisplays = 0; +static GLboolean Locking = 0; +static GLboolean Texture = GL_FALSE; +static GLuint TexObj = 12; +static GLboolean Animate = GL_TRUE; + +static pthread_mutex_t Mutex; +static pthread_cond_t CondVar; +static pthread_mutex_t CondMutex; + + +static void +Error(const char *msg) +{ + fprintf(stderr, "Error: %s\n", msg); + exit(1); +} + + +static void +signal_redraw(void) +{ + pthread_mutex_lock(&CondMutex); + pthread_cond_broadcast(&CondVar); + pthread_mutex_unlock(&CondMutex); +} + + +static void +MakeNewTexture(struct winthread *wt) +{ +#define TEX_SIZE 128 + static float step = 0.0; + GLfloat image[TEX_SIZE][TEX_SIZE][4]; + GLint width; + int i, j; + + for (j = 0; j < TEX_SIZE; j++) { + for (i = 0; i < TEX_SIZE; i++) { + float dt = 5.0 * (j - 0.5 * TEX_SIZE) / TEX_SIZE; + float ds = 5.0 * (i - 0.5 * TEX_SIZE) / TEX_SIZE; + float r = dt * dt + ds * ds + step; + image[j][i][0] = + image[j][i][1] = + image[j][i][2] = 0.75 + 0.25 * cos(r); + image[j][i][3] = 1.0; + } + } + + step += 0.5; + + glBindTexture(GL_TEXTURE_2D, TexObj); + + glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width); + if (width) { + assert(width == TEX_SIZE); + /* sub-tex replace */ + glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, TEX_SIZE, TEX_SIZE, + GL_RGBA, GL_FLOAT, image); + } + else { + /* create new */ + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); + + glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, TEX_SIZE, TEX_SIZE, 0, + GL_RGBA, GL_FLOAT, image); + } +} + + + +/* draw a colored cube */ +static void +draw_object(void) +{ + glPushMatrix(); + glScalef(0.75, 0.75, 0.75); + + glColor3f(1, 0, 0); + + if (Texture) { + glBindTexture(GL_TEXTURE_2D, TexObj); + glEnable(GL_TEXTURE_2D); + } + else { + glDisable(GL_TEXTURE_2D); + } + + glBegin(GL_QUADS); + + /* -X */ + glColor3f(0, 1, 1); + glTexCoord2f(0, 0); glVertex3f(-1, -1, -1); + glTexCoord2f(1, 0); glVertex3f(-1, 1, -1); + glTexCoord2f(1, 1); glVertex3f(-1, 1, 1); + glTexCoord2f(0, 1); glVertex3f(-1, -1, 1); + + /* +X */ + glColor3f(1, 0, 0); + glTexCoord2f(0, 0); glVertex3f(1, -1, -1); + glTexCoord2f(1, 0); glVertex3f(1, 1, -1); + glTexCoord2f(1, 1); glVertex3f(1, 1, 1); + glTexCoord2f(0, 1); glVertex3f(1, -1, 1); + + /* -Y */ + glColor3f(1, 0, 1); + glTexCoord2f(0, 0); glVertex3f(-1, -1, -1); + glTexCoord2f(1, 0); glVertex3f( 1, -1, -1); + glTexCoord2f(1, 1); glVertex3f( 1, -1, 1); + glTexCoord2f(0, 1); glVertex3f(-1, -1, 1); + + /* +Y */ + glColor3f(0, 1, 0); + glTexCoord2f(0, 0); glVertex3f(-1, 1, -1); + glTexCoord2f(1, 0); glVertex3f( 1, 1, -1); + glTexCoord2f(1, 1); glVertex3f( 1, 1, 1); + glTexCoord2f(0, 1); glVertex3f(-1, 1, 1); + + /* -Z */ + glColor3f(1, 1, 0); + glTexCoord2f(0, 0); glVertex3f(-1, -1, -1); + glTexCoord2f(1, 0); glVertex3f( 1, -1, -1); + glTexCoord2f(1, 1); glVertex3f( 1, 1, -1); + glTexCoord2f(0, 1); glVertex3f(-1, 1, -1); + + /* +Y */ + glColor3f(0, 0, 1); + glTexCoord2f(0, 0); glVertex3f(-1, -1, 1); + glTexCoord2f(1, 0); glVertex3f( 1, -1, 1); + glTexCoord2f(1, 1); glVertex3f( 1, 1, 1); + glTexCoord2f(0, 1); glVertex3f(-1, 1, 1); + + glEnd(); + + glPopMatrix(); +} + + +/* signal resize of given window */ +static void +resize(struct winthread *wt, int w, int h) +{ + wt->NewSize = GL_TRUE; + wt->WinWidth = w; + wt->WinHeight = h; + if (!Animate) + signal_redraw(); +} + + +/* + * We have an instance of this for each thread. + */ +static void +draw_loop(struct winthread *wt) +{ + while (!ExitFlag) { + + if (Locking) + pthread_mutex_lock(&Mutex); + + if (!wt->Initialized) { + eglMakeCurrent(wt->Display, wt->Surface, wt->Surface, wt->Context); + printf("xeglthreads: %d: GL_RENDERER = %s\n", wt->Index, + (char *) glGetString(GL_RENDERER)); + if (Texture /*&& wt->Index == 0*/) { + MakeNewTexture(wt); + } + wt->Initialized = GL_TRUE; + } + + if (Locking) + pthread_mutex_unlock(&Mutex); + + eglBindAPI(EGL_OPENGL_API); + if (eglGetCurrentContext() != wt->Context) { + printf("xeglthreads: current context %p != %p\n", + eglGetCurrentContext(), wt->Context); + } + + glEnable(GL_DEPTH_TEST); + + if (wt->NewSize) { + GLfloat w = (float) wt->WinWidth / (float) wt->WinHeight; + glViewport(0, 0, wt->WinWidth, wt->WinHeight); + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + glFrustum(-w, w, -1.0, 1.0, 1.5, 10); + glMatrixMode(GL_MODELVIEW); + glLoadIdentity(); + glTranslatef(0, 0, -2.5); + wt->NewSize = GL_FALSE; + } + + if (wt->MakeNewTexture) { + MakeNewTexture(wt); + wt->MakeNewTexture = GL_FALSE; + } + + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + + glPushMatrix(); + glRotatef(wt->Angle, 0, 1, 0); + glRotatef(wt->Angle, 1, 0, 0); + glScalef(0.7, 0.7, 0.7); + draw_object(); + glPopMatrix(); + + if (Locking) + pthread_mutex_lock(&Mutex); + + eglSwapBuffers(wt->Display, wt->Surface); + + if (Locking) + pthread_mutex_unlock(&Mutex); + + if (Animate) { + usleep(5000); + } + else { + /* wait for signal to draw */ + pthread_mutex_lock(&CondMutex); + pthread_cond_wait(&CondVar, &CondMutex); + pthread_mutex_unlock(&CondMutex); + } + wt->Angle += 1.0; + } + eglMakeCurrent(wt->Display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); +} + + +static void +keypress(XEvent *event, struct winthread *wt) +{ + char buf[100]; + KeySym keySym; + XComposeStatus stat; + + XLookupString(&event->xkey, buf, sizeof(buf), &keySym, &stat); + + switch (keySym) { + case XK_Escape: + /* tell all threads to exit */ + if (!Animate) { + signal_redraw(); + } + ExitFlag = GL_TRUE; + /*printf("exit draw_loop %d\n", wt->Index);*/ + return; + case XK_t: + case XK_T: + if (Texture) { + wt->MakeNewTexture = GL_TRUE; + if (!Animate) + signal_redraw(); + } + break; + case XK_a: + case XK_A: + Animate = !Animate; + if (Animate) /* yes, prev Animate state! */ + signal_redraw(); + break; + case XK_s: + case XK_S: + if (!Animate) + signal_redraw(); + break; + default: + ; /* nop */ + } +} + + +/* + * The main process thread runs this loop. + * Single display connection for all threads. + */ +static void +event_loop(Display *dpy) +{ + XEvent event; + int i; + + assert(!MultiDisplays); + + while (!ExitFlag) { + + if (Locking) { + while (1) { + int k; + pthread_mutex_lock(&Mutex); + k = XPending(dpy); + if (k) { + XNextEvent(dpy, &event); + pthread_mutex_unlock(&Mutex); + break; + } + pthread_mutex_unlock(&Mutex); + usleep(5000); + } + } + else { + XNextEvent(dpy, &event); + } + + switch (event.type) { + case ConfigureNotify: + /* Find winthread for this event's window */ + for (i = 0; i < NumWinThreads; i++) { + struct winthread *wt = &WinThreads[i]; + if (event.xconfigure.window == wt->Win) { + resize(wt, event.xconfigure.width, + event.xconfigure.height); + break; + } + } + break; + case KeyPress: + for (i = 0; i < NumWinThreads; i++) { + struct winthread *wt = &WinThreads[i]; + if (event.xkey.window == wt->Win) { + keypress(&event, wt); + break; + } + } + break; + default: + /*no-op*/ ; + } + } +} + + +/* + * Separate display connection for each thread. + */ +static void +event_loop_multi(void) +{ + XEvent event; + int w = 0; + + assert(MultiDisplays); + + while (!ExitFlag) { + struct winthread *wt = &WinThreads[w]; + if (XPending(wt->Dpy)) { + XNextEvent(wt->Dpy, &event); + switch (event.type) { + case ConfigureNotify: + resize(wt, event.xconfigure.width, event.xconfigure.height); + break; + case KeyPress: + keypress(&event, wt); + break; + default: + ; /* nop */ + } + } + w = (w + 1) % NumWinThreads; + usleep(5000); + } +} + + + +/* + * we'll call this once for each thread, before the threads are created. + */ +static void +create_window(struct winthread *wt, EGLContext shareCtx) +{ + Window win; + EGLContext ctx; + EGLSurface surf; + EGLint attribs[] = { EGL_RED_SIZE, 1, + EGL_GREEN_SIZE, 1, + EGL_BLUE_SIZE, 1, + EGL_DEPTH_SIZE, 1, + EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT, + EGL_NONE }; + EGLConfig config; + EGLint num_configs; + EGLint vid; + int scrnum; + XSetWindowAttributes attr; + unsigned long mask; + Window root; + XVisualInfo *visinfo, visTemplate; + int num_visuals; + int width = 160, height = 160; + int xpos = (wt->Index % 8) * (width + 10); + int ypos = (wt->Index / 8) * (width + 20); + + scrnum = DefaultScreen(wt->Dpy); + root = RootWindow(wt->Dpy, scrnum); + + if (!eglChooseConfig(wt->Display, attribs, &config, 1, &num_configs) || + !num_configs) { + Error("Unable to choose an EGL config"); + } + + assert(config); + assert(num_configs > 0); + + if (!eglGetConfigAttrib(wt->Display, config, EGL_NATIVE_VISUAL_ID, &vid)) { + Error("Unable to get visual id of EGL config\n"); + } + + visTemplate.visualid = vid; + visinfo = XGetVisualInfo(wt->Dpy, VisualIDMask, + &visTemplate, &num_visuals); + if (!visinfo) { + Error("Unable to find RGB, Z, double-buffered visual"); + } + + /* window attributes */ + attr.background_pixel = 0; + attr.border_pixel = 0; + attr.colormap = XCreateColormap(wt->Dpy, root, visinfo->visual, AllocNone); + attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask; + mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask; + + win = XCreateWindow(wt->Dpy, root, xpos, ypos, width, height, + 0, visinfo->depth, InputOutput, + visinfo->visual, mask, &attr); + if (!win) { + Error("Couldn't create window"); + } + + XFree(visinfo); + + { + XSizeHints sizehints; + sizehints.x = xpos; + sizehints.y = ypos; + sizehints.width = width; + sizehints.height = height; + sizehints.flags = USSize | USPosition; + XSetNormalHints(wt->Dpy, win, &sizehints); + XSetStandardProperties(wt->Dpy, win, "xeglthreads", "xeglthreads", + None, (char **)NULL, 0, &sizehints); + } + + eglBindAPI(EGL_OPENGL_API); + + ctx = eglCreateContext(wt->Display, config, shareCtx, NULL); + if (!ctx) { + Error("Couldn't create EGL context"); + } + surf = eglCreateWindowSurface(wt->Display, config, win, NULL); + if (!surf) { + Error("Couldn't create EGL surface"); + } + + XMapWindow(wt->Dpy, win); + XSync(wt->Dpy, 0); + + /* save the info for this window/context */ + wt->Win = win; + wt->Context = ctx; + wt->Surface = surf; + wt->Angle = 0.0; + wt->WinWidth = width; + wt->WinHeight = height; + wt->NewSize = GL_TRUE; +} + + +/* + * Called by pthread_create() + */ +static void * +thread_function(void *p) +{ + struct winthread *wt = (struct winthread *) p; + draw_loop(wt); + return NULL; +} + + +/* + * called before exit to wait for all threads to finish + */ +static void +clean_up(void) +{ + int i; + + /* wait for threads to finish */ + for (i = 0; i < NumWinThreads; i++) { + pthread_join(WinThreads[i].Thread, NULL); + } + + for (i = 0; i < NumWinThreads; i++) { + eglDestroyContext(WinThreads[i].Display, WinThreads[i].Context); + XDestroyWindow(WinThreads[i].Dpy, WinThreads[i].Win); + } +} + + +static void +usage(void) +{ + printf("xeglthreads: test of EGL/GL thread safety (any key = exit)\n"); + printf("Usage:\n"); + printf(" xeglthreads [options]\n"); + printf("Options:\n"); + printf(" -display DISPLAYNAME Specify display string\n"); + printf(" -n NUMTHREADS Number of threads to create\n"); + printf(" -p Use a separate display connection for each thread\n"); + printf(" -l Use application-side locking\n"); + printf(" -t Enable texturing\n"); + printf("Keyboard:\n"); + printf(" Esc Exit\n"); + printf(" t Change texture image (requires -t option)\n"); + printf(" a Toggle animation\n"); + printf(" s Step rotation (when not animating)\n"); +} + + +int +main(int argc, char *argv[]) +{ + char *displayName = NULL; + int numThreads = 2; + Display *dpy = NULL; + EGLDisplay *egl_dpy = NULL; + int i; + Status threadStat; + + if (argc == 1) { + usage(); + } + else { + int i; + for (i = 1; i < argc; i++) { + if (strcmp(argv[i], "-display") == 0 && i + 1 < argc) { + displayName = argv[i + 1]; + i++; + } + else if (strcmp(argv[i], "-p") == 0) { + MultiDisplays = 1; + } + else if (strcmp(argv[i], "-l") == 0) { + Locking = 1; + } + else if (strcmp(argv[i], "-t") == 0) { + Texture = 1; + } + else if (strcmp(argv[i], "-n") == 0 && i + 1 < argc) { + numThreads = atoi(argv[i + 1]); + if (numThreads < 1) + numThreads = 1; + else if (numThreads > MAX_WINTHREADS) + numThreads = MAX_WINTHREADS; + i++; + } + else { + usage(); + exit(1); + } + } + } + + if (Locking) + printf("xeglthreads: Using explicit locks around Xlib calls.\n"); + else + printf("xeglthreads: No explict locking.\n"); + + if (MultiDisplays) + printf("xeglthreads: Per-thread display connections.\n"); + else + printf("xeglthreads: Single display connection.\n"); + + /* + * VERY IMPORTANT: call XInitThreads() before any other Xlib functions. + */ + if (!MultiDisplays) { + if (!Locking) { + threadStat = XInitThreads(); + if (threadStat) { + printf("XInitThreads() returned %d (success)\n", + (int) threadStat); + } + else { + printf("XInitThreads() returned 0 " + "(failure- this program may fail)\n"); + } + } + + dpy = XOpenDisplay(displayName); + if (!dpy) { + fprintf(stderr, "Unable to open display %s\n", + XDisplayName(displayName)); + return -1; + } + egl_dpy = eglGetDisplay(dpy); + if (!egl_dpy) { + fprintf(stderr, "Unable to get EGL display\n"); + XCloseDisplay(dpy); + return -1; + } + if (!eglInitialize(egl_dpy, NULL, NULL)) { + fprintf(stderr, "Unable to initialize EGL display\n"); + return -1; + } + } + + pthread_mutex_init(&Mutex, NULL); + pthread_mutex_init(&CondMutex, NULL); + pthread_cond_init(&CondVar, NULL); + + printf("xeglthreads: creating windows\n"); + + NumWinThreads = numThreads; + + /* Create the EGL windows and contexts */ + for (i = 0; i < numThreads; i++) { + EGLContext share; + + if (MultiDisplays) { + WinThreads[i].Dpy = XOpenDisplay(displayName); + assert(WinThreads[i].Dpy); + WinThreads[i].Display = eglGetDisplay(WinThreads[i].Dpy); + assert(eglInitialize(WinThreads[i].Display, NULL, NULL)); + } + else { + WinThreads[i].Dpy = dpy; + WinThreads[i].Display = egl_dpy; + } + WinThreads[i].Index = i; + WinThreads[i].Initialized = GL_FALSE; + + share = (Texture && i > 0) ? WinThreads[0].Context : 0; + + create_window(&WinThreads[i], share); + } + + printf("xeglthreads: creating threads\n"); + + /* Create the threads */ + for (i = 0; i < numThreads; i++) { + pthread_create(&WinThreads[i].Thread, NULL, thread_function, + (void*) &WinThreads[i]); + printf("xeglthreads: Created thread %p\n", + (void *) WinThreads[i].Thread); + } + + if (MultiDisplays) + event_loop_multi(); + else + event_loop(dpy); + + clean_up(); + + if (MultiDisplays) { + for (i = 0; i < numThreads; i++) { + eglTerminate(WinThreads[i].Display); + XCloseDisplay(WinThreads[i].Dpy); + } + } + else { + eglTerminate(egl_dpy); + XCloseDisplay(dpy); + } + + return 0; +} + + +#else /* PTHREADS */ + + +#include + +int +main(int argc, char *argv[]) +{ + printf("Sorry, this program wasn't compiled with PTHREADS defined.\n"); + return 0; +} + + +#endif /* PTHREADS */ diff --git a/progs/egl/peglgears.c b/progs/egl/peglgears.c deleted file mode 100644 index 212d1acf69..0000000000 --- a/progs/egl/peglgears.c +++ /dev/null @@ -1,451 +0,0 @@ -/* - * Copyright (C) 1999-2001 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. - */ - -/* - * This is a port of the infamous "glxgears" demo to straight EGL - * Port by Dane Rushton 10 July 2005 - * - * No command line options. - * Program runs for 5 seconds then exits, outputing framerate to console - */ - -#define EGL_EGLEXT_PROTOTYPES - -#include -#include -#include -#include -#include -#include -#include -#include - -#define MAX_CONFIGS 10 -#define MAX_MODES 100 - -#define BENCHMARK - -#ifdef BENCHMARK - -/* XXX this probably isn't very portable */ - -#include -#include - -/* return current time (in seconds) */ -static double -current_time(void) -{ - struct timeval tv; -#ifdef __VMS - (void) gettimeofday(&tv, NULL ); -#else - struct timezone tz; - (void) gettimeofday(&tv, &tz); -#endif - return (double) tv.tv_sec + tv.tv_usec / 1000000.0; -} - -#else /*BENCHMARK*/ - -/* dummy */ -static double -current_time(void) -{ - /* update this function for other platforms! */ - static double t = 0.0; - static int warn = 1; - if (warn) { - fprintf(stderr, "Warning: current_time() not implemented!!\n"); - warn = 0; - } - return t += 1.0; -} - -#endif /*BENCHMARK*/ - - -#ifndef M_PI -#define M_PI 3.14159265 -#endif - - -static GLfloat view_rotx = 20.0, view_roty = 30.0, view_rotz = 0.0; -static GLint gear1, gear2, gear3; -static GLfloat angle = 0.0; - -#if 0 -static GLfloat eyesep = 5.0; /* Eye separation. */ -static GLfloat fix_point = 40.0; /* Fixation point distance. */ -static GLfloat left, right, asp; /* Stereo frustum params. */ -#endif - - -/* - * - * Draw a gear wheel. You'll probably want to call this function when - * building a display list since we do a lot of trig here. - * - * Input: inner_radius - radius of hole at center - * outer_radius - radius at center of teeth - * width - width of gear - * teeth - number of teeth - * tooth_depth - depth of tooth - */ -static void -gear(GLfloat inner_radius, GLfloat outer_radius, GLfloat width, - GLint teeth, GLfloat tooth_depth) -{ - GLint i; - GLfloat r0, r1, r2; - GLfloat angle, da; - GLfloat u, v, len; - - r0 = inner_radius; - r1 = outer_radius - tooth_depth / 2.0; - r2 = outer_radius + tooth_depth / 2.0; - - da = 2.0 * M_PI / teeth / 4.0; - - glShadeModel(GL_FLAT); - - glNormal3f(0.0, 0.0, 1.0); - - /* draw front face */ - glBegin(GL_QUAD_STRIP); - for (i = 0; i <= teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); - glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); - if (i < teeth) { - glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - width * 0.5); - } - } - glEnd(); - - /* draw front sides of teeth */ - glBegin(GL_QUADS); - da = 2.0 * M_PI / teeth / 4.0; - for (i = 0; i < teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - - glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); - glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5); - glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), - width * 0.5); - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - width * 0.5); - } - glEnd(); - - glNormal3f(0.0, 0.0, -1.0); - - /* draw back face */ - glBegin(GL_QUAD_STRIP); - for (i = 0; i <= teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); - glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); - if (i < teeth) { - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - -width * 0.5); - glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); - } - } - glEnd(); - - /* draw back sides of teeth */ - glBegin(GL_QUADS); - da = 2.0 * M_PI / teeth / 4.0; - for (i = 0; i < teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - -width * 0.5); - glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), - -width * 0.5); - glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5); - glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); - } - glEnd(); - - /* draw outward faces of teeth */ - glBegin(GL_QUAD_STRIP); - for (i = 0; i < teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - - glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); - glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); - u = r2 * cos(angle + da) - r1 * cos(angle); - v = r2 * sin(angle + da) - r1 * sin(angle); - len = sqrt(u * u + v * v); - u /= len; - v /= len; - glNormal3f(v, -u, 0.0); - glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5); - glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5); - glNormal3f(cos(angle), sin(angle), 0.0); - glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), - width * 0.5); - glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), - -width * 0.5); - u = r1 * cos(angle + 3 * da) - r2 * cos(angle + 2 * da); - v = r1 * sin(angle + 3 * da) - r2 * sin(angle + 2 * da); - glNormal3f(v, -u, 0.0); - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - width * 0.5); - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - -width * 0.5); - glNormal3f(cos(angle), sin(angle), 0.0); - } - - glVertex3f(r1 * cos(0), r1 * sin(0), width * 0.5); - glVertex3f(r1 * cos(0), r1 * sin(0), -width * 0.5); - - glEnd(); - - glShadeModel(GL_SMOOTH); - - /* draw inside radius cylinder */ - glBegin(GL_QUAD_STRIP); - for (i = 0; i <= teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - glNormal3f(-cos(angle), -sin(angle), 0.0); - glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); - glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); - } - glEnd(); -} - - -static void -draw(void) -{ - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - - glPushMatrix(); - glRotatef(view_rotx, 1.0, 0.0, 0.0); - glRotatef(view_roty, 0.0, 1.0, 0.0); - glRotatef(view_rotz, 0.0, 0.0, 1.0); - - glPushMatrix(); - glTranslatef(-3.0, -2.0, 0.0); - glRotatef(angle, 0.0, 0.0, 1.0); - glCallList(gear1); - glPopMatrix(); - - glPushMatrix(); - glTranslatef(3.1, -2.0, 0.0); - glRotatef(-2.0 * angle - 9.0, 0.0, 0.0, 1.0); - glCallList(gear2); - glPopMatrix(); - - glPushMatrix(); - glTranslatef(-3.1, 4.2, 0.0); - glRotatef(-2.0 * angle - 25.0, 0.0, 0.0, 1.0); - glCallList(gear3); - glPopMatrix(); - - glPopMatrix(); -} - - -/* new window size or exposure */ -static void -reshape(int width, int height) -{ - GLfloat h = (GLfloat) height / (GLfloat) width; - - glViewport(0, 0, (GLint) width, (GLint) height); - - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glFrustum(-1.0, 1.0, -h, h, 5.0, 60.0); - - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - glTranslatef(0.0, 0.0, -40.0); -} - - - -static void -init(void) -{ - static GLfloat pos[4] = { 5.0, 5.0, 10.0, 0.0 }; - static GLfloat red[4] = { 0.8, 0.1, 0.0, 1.0 }; - static GLfloat green[4] = { 0.0, 0.8, 0.2, 1.0 }; - static GLfloat blue[4] = { 0.2, 0.2, 1.0, 1.0 }; - - glLightfv(GL_LIGHT0, GL_POSITION, pos); - glEnable(GL_CULL_FACE); - glEnable(GL_LIGHTING); - glEnable(GL_LIGHT0); - glEnable(GL_DEPTH_TEST); - - /* make the gears */ - gear1 = glGenLists(1); - glNewList(gear1, GL_COMPILE); - glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, red); - gear(1.0, 4.0, 1.0, 20, 0.7); - glEndList(); - - gear2 = glGenLists(1); - glNewList(gear2, GL_COMPILE); - glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, green); - gear(0.5, 2.0, 2.0, 10, 0.7); - glEndList(); - - gear3 = glGenLists(1); - glNewList(gear3, GL_COMPILE); - glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, blue); - gear(1.3, 2.0, 0.5, 10, 0.7); - glEndList(); - - glEnable(GL_NORMALIZE); -} - - - - -static void run_gears(EGLDisplay dpy, EGLSurface surf, int ttr) -{ - double st = current_time(); - double ct = st; - int frames = 0; - GLfloat seconds, fps; - - while (ct - st < ttr) - { - double tt = current_time(); - double dt = tt - ct; - ct = tt; - - /* advance rotation for next frame */ - angle += 70.0 * dt; /* 70 degrees per second */ - if (angle > 3600.0) - angle -= 3600.0; - - draw(); - - eglSwapBuffers(dpy, surf); - - - frames++; - } - - seconds = ct - st; - fps = frames / seconds; - printf("%d frames in %3.1f seconds = %6.3f FPS\n", frames, seconds, fps); - -} - - -int -main(int argc, char *argv[]) -{ - int major, minor; - EGLContext ctx; - EGLSurface surface; - EGLConfig configs[MAX_CONFIGS]; - EGLint numConfigs, i; - EGLBoolean b; - EGLDisplay d; - EGLint screenAttribs[10]; - GLboolean printInfo = GL_FALSE; - EGLint width = 300, height = 300; - - /* parse cmd line args */ - for (i = 1; i < argc; i++) - { - if (strcmp(argv[i], "-info") == 0) - { - printInfo = GL_TRUE; - } - else - printf("Warning: unknown parameter: %s\n", argv[i]); - } - - /* DBR : Create EGL context/surface etc */ - d = eglGetDisplay(EGL_DEFAULT_DISPLAY); - assert(d); - - if (!eglInitialize(d, &major, &minor)) { - printf("peglgears: eglInitialize failed\n"); - return 0; - } - - printf("peglgears: EGL version = %d.%d\n", major, minor); - printf("peglgears: EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR)); - - eglGetConfigs(d, configs, MAX_CONFIGS, &numConfigs); - - eglBindAPI(EGL_OPENGL_API); - - ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL); - if (ctx == EGL_NO_CONTEXT) { - printf("peglgears: failed to create context\n"); - return 0; - } - - /* build up screenAttribs array */ - i = 0; - screenAttribs[i++] = EGL_WIDTH; - screenAttribs[i++] = width; - screenAttribs[i++] = EGL_HEIGHT; - screenAttribs[i++] = height; - screenAttribs[i++] = EGL_NONE; - - surface = eglCreatePbufferSurface(d, configs[0], screenAttribs); - if (surface == EGL_NO_SURFACE) { - printf("peglgears: failed to create pbuffer surface\n"); - return 0; - } - - b = eglMakeCurrent(d, surface, surface, ctx); - if (!b) { - printf("peglgears: make current failed\n"); - return 0; - } - - if (printInfo) - { - 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)); - } - - init(); - reshape(width, height); - - glDrawBuffer( GL_BACK ); - - run_gears(d, surface, 5.0); - - eglDestroySurface(d, surface); - eglDestroyContext(d, ctx); - eglTerminate(d); - - return 0; -} diff --git a/progs/egl/xegl_tri.c b/progs/egl/xegl_tri.c deleted file mode 100644 index 1f1a005a21..0000000000 --- a/progs/egl/xegl_tri.c +++ /dev/null @@ -1,361 +0,0 @@ -/* - * Copyright (C) 2008 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. - */ - -/* - * Draw a triangle with X/EGL. - * Brian Paul - * 3 June 2008 - */ - - -#include -#include -#include -#include -#include -#include -#include -#include -#include /* using full OpenGL for now */ -#include - - -static GLfloat view_rotx = 0.0, view_roty = 0.0, view_rotz = 0.0; - - -static void -draw(void) -{ - static const GLfloat verts[3][2] = { - { -1, -1 }, - { 1, -1 }, - { 0, 1 } - }; - static const GLfloat colors[3][3] = { - { 1, 0, 0 }, - { 0, 1, 0 }, - { 0, 0, 1 } - }; - - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - - glPushMatrix(); - glRotatef(view_rotx, 1, 0, 0); - glRotatef(view_roty, 0, 1, 0); - glRotatef(view_rotz, 0, 0, 1); - - { - glVertexPointer(2, GL_FLOAT, 0, verts); - glColorPointer(3, GL_FLOAT, 0, colors); - glEnableClientState(GL_VERTEX_ARRAY); - glEnableClientState(GL_COLOR_ARRAY); - - glDrawArrays(GL_TRIANGLES, 0, 3); - - glDisableClientState(GL_VERTEX_ARRAY); - glDisableClientState(GL_COLOR_ARRAY); - } - - glPopMatrix(); -} - - -/* new window size or exposure */ -static void -reshape(int width, int height) -{ - GLfloat ar = (GLfloat) width / (GLfloat) height; - - glViewport(0, 0, (GLint) width, (GLint) height); - - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glFrustum(-ar, ar, -1, 1, 5.0, 60.0); - - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - glTranslatef(0.0, 0.0, -10.0); -} - - -static void -init(void) -{ - glClearColor(0.4, 0.4, 0.4, 0.0); -} - - -/* - * Create an RGB, double-buffered X window. - * Return the window and context handles. - */ -static void -make_x_window(Display *x_dpy, EGLDisplay egl_dpy, - const char *name, - int x, int y, int width, int height, - Window *winRet, - EGLContext *ctxRet, - EGLSurface *surfRet) -{ - static const EGLint attribs[] = { - EGL_RED_SIZE, 1, - EGL_GREEN_SIZE, 1, - EGL_BLUE_SIZE, 1, - EGL_DEPTH_SIZE, 1, - EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT, - EGL_NONE - }; - - int scrnum; - XSetWindowAttributes attr; - unsigned long mask; - Window root; - Window win; - XVisualInfo *visInfo, visTemplate; - int num_visuals; - EGLContext ctx; - EGLConfig config; - EGLint num_configs; - EGLint vid; - - scrnum = DefaultScreen( x_dpy ); - root = RootWindow( x_dpy, scrnum ); - - if (!eglChooseConfig( egl_dpy, attribs, &config, 1, &num_configs) || - !num_configs) { - printf("Error: couldn't get an EGL visual config\n"); - exit(1); - } - - assert(config); - assert(num_configs > 0); - - if (!eglGetConfigAttrib(egl_dpy, config, EGL_NATIVE_VISUAL_ID, &vid)) { - printf("Error: eglGetConfigAttrib() failed\n"); - exit(1); - } - - /* The X window visual must match the EGL config */ - visTemplate.visualid = vid; - visInfo = XGetVisualInfo(x_dpy, VisualIDMask, &visTemplate, &num_visuals); - if (!visInfo) { - printf("Error: couldn't get X visual\n"); - exit(1); - } - - /* window attributes */ - attr.background_pixel = 0; - attr.border_pixel = 0; - attr.colormap = XCreateColormap( x_dpy, root, visInfo->visual, AllocNone); - attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask; - mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask; - - win = XCreateWindow( x_dpy, root, 0, 0, width, height, - 0, visInfo->depth, InputOutput, - visInfo->visual, mask, &attr ); - - /* set hints and properties */ - { - XSizeHints sizehints; - sizehints.x = x; - sizehints.y = y; - sizehints.width = width; - sizehints.height = height; - sizehints.flags = USSize | USPosition; - XSetNormalHints(x_dpy, win, &sizehints); - XSetStandardProperties(x_dpy, win, name, name, - None, (char **)NULL, 0, &sizehints); - } - - eglBindAPI(EGL_OPENGL_API); - - ctx = eglCreateContext(egl_dpy, config, EGL_NO_CONTEXT, NULL ); - if (!ctx) { - printf("Error: glXCreateContext failed\n"); - exit(1); - } - - *surfRet = eglCreateWindowSurface(egl_dpy, config, win, NULL); - - if (!*surfRet) { - printf("Error: eglCreateWindowSurface failed\n"); - exit(1); - } - - XFree(visInfo); - - *winRet = win; - *ctxRet = ctx; -} - - -static void -event_loop(Display *dpy, Window win, - EGLDisplay egl_dpy, EGLSurface egl_surf) -{ - while (1) { - int redraw = 0; - XEvent event; - - XNextEvent(dpy, &event); - - switch (event.type) { - case Expose: - redraw = 1; - break; - case ConfigureNotify: - reshape(event.xconfigure.width, event.xconfigure.height); - break; - case KeyPress: - { - char buffer[10]; - int r, code; - code = XLookupKeysym(&event.xkey, 0); - if (code == XK_Left) { - view_roty += 5.0; - } - else if (code == XK_Right) { - view_roty -= 5.0; - } - else if (code == XK_Up) { - view_rotx += 5.0; - } - else if (code == XK_Down) { - view_rotx -= 5.0; - } - else { - r = XLookupString(&event.xkey, buffer, sizeof(buffer), - NULL, NULL); - if (buffer[0] == 27) { - /* escape */ - return; - } - } - } - redraw = 1; - break; - default: - ; /*no-op*/ - } - - if (redraw) { - draw(); - eglSwapBuffers(egl_dpy, egl_surf); - } - } -} - - -static void -usage(void) -{ - printf("Usage:\n"); - printf(" -display set the display to run on\n"); - printf(" -info display OpenGL renderer info\n"); -} - - -int -main(int argc, char *argv[]) -{ - const int winWidth = 300, winHeight = 300; - Display *x_dpy; - Window win; - EGLSurface egl_surf; - EGLContext egl_ctx; - EGLDisplay egl_dpy; - char *dpyName = NULL; - GLboolean printInfo = GL_FALSE; - EGLint egl_major, egl_minor; - int i; - const char *s; - - for (i = 1; i < argc; i++) { - if (strcmp(argv[i], "-display") == 0) { - dpyName = argv[i+1]; - i++; - } - else if (strcmp(argv[i], "-info") == 0) { - printInfo = GL_TRUE; - } - else { - usage(); - return -1; - } - } - - x_dpy = XOpenDisplay(dpyName); - if (!x_dpy) { - printf("Error: couldn't open display %s\n", - dpyName ? dpyName : getenv("DISPLAY")); - return -1; - } - - egl_dpy = eglGetDisplay(x_dpy); - if (!egl_dpy) { - printf("Error: eglGetDisplay() failed\n"); - return -1; - } - - if (!eglInitialize(egl_dpy, &egl_major, &egl_minor)) { - printf("Error: eglInitialize() failed\n"); - return -1; - } - - s = eglQueryString(egl_dpy, EGL_VERSION); - printf("EGL_VERSION = %s\n", s); - - make_x_window(x_dpy, egl_dpy, - "xegl_tri", 0, 0, winWidth, winHeight, - &win, &egl_ctx, &egl_surf); - - XMapWindow(x_dpy, win); - if (!eglMakeCurrent(egl_dpy, egl_surf, egl_surf, egl_ctx)) { - printf("Error: eglMakeCurrent() failed\n"); - return -1; - } - - if (printInfo) { - 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)); - } - - init(); - - /* Set initial projection/viewing transformation. - * We can't be sure we'll get a ConfigureNotify event when the window - * first appears. - */ - reshape(winWidth, winHeight); - - event_loop(x_dpy, win, egl_dpy, egl_surf); - - eglDestroyContext(egl_dpy, egl_ctx); - eglDestroySurface(egl_dpy, egl_surf); - eglTerminate(egl_dpy); - - - XDestroyWindow(x_dpy, win); - XCloseDisplay(x_dpy); - - return 0; -} diff --git a/progs/egl/xeglgears.c b/progs/egl/xeglgears.c deleted file mode 100644 index a6a977d9ff..0000000000 --- a/progs/egl/xeglgears.c +++ /dev/null @@ -1,954 +0,0 @@ -/* - * Copyright (C) 1999-2001 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. - */ - -/* - * Ported to X/EGL/GLES. XXX Actually, uses full OpenGL ATM. - * Brian Paul - * 30 May 2008 - */ - -/* - * Command line options: - * -info print GL implementation information - * - */ - - -#define GL_GLEXT_PROTOTYPES -#define EGL_EGLEXT_PROTOTYPES - -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include - - -#define BENCHMARK - -#ifdef BENCHMARK - -/* XXX this probably isn't very portable */ - -#include -#include - -/* return current time (in seconds) */ -static double -current_time(void) -{ - struct timeval tv; -#ifdef __VMS - (void) gettimeofday(&tv, NULL ); -#else - struct timezone tz; - (void) gettimeofday(&tv, &tz); -#endif - return (double) tv.tv_sec + tv.tv_usec / 1000000.0; -} - -#else /*BENCHMARK*/ - -/* dummy */ -static double -current_time(void) -{ - /* update this function for other platforms! */ - static double t = 0.0; - static int warn = 1; - if (warn) { - fprintf(stderr, "Warning: current_time() not implemented!!\n"); - warn = 0; - } - return t += 1.0; -} - -#endif /*BENCHMARK*/ - - - -#ifndef M_PI -#define M_PI 3.14159265 -#endif - - -static GLfloat view_rotx = 20.0, view_roty = 30.0, view_rotz = 0.0; -static GLint gear1, gear2, gear3; -static GLfloat angle = 0.0; - -/* - * - * Draw a gear wheel. You'll probably want to call this function when - * building a display list since we do a lot of trig here. - * - * Input: inner_radius - radius of hole at center - * outer_radius - radius at center of teeth - * width - width of gear - * teeth - number of teeth - * tooth_depth - depth of tooth - */ -static void -gear(GLfloat inner_radius, GLfloat outer_radius, GLfloat width, - GLint teeth, GLfloat tooth_depth) -{ - GLint i; - GLfloat r0, r1, r2; - GLfloat angle, da; - GLfloat u, v, len; - - r0 = inner_radius; - r1 = outer_radius - tooth_depth / 2.0; - r2 = outer_radius + tooth_depth / 2.0; - - da = 2.0 * M_PI / teeth / 4.0; - - glShadeModel(GL_FLAT); - - glNormal3f(0.0, 0.0, 1.0); - - /* draw front face */ - glBegin(GL_QUAD_STRIP); - for (i = 0; i <= teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); - glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); - if (i < teeth) { - glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - width * 0.5); - } - } - glEnd(); - - /* draw front sides of teeth */ - glBegin(GL_QUADS); - da = 2.0 * M_PI / teeth / 4.0; - for (i = 0; i < teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - - glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); - glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5); - glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), - width * 0.5); - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - width * 0.5); - } - glEnd(); - - glNormal3f(0.0, 0.0, -1.0); - - /* draw back face */ - glBegin(GL_QUAD_STRIP); - for (i = 0; i <= teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); - glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); - if (i < teeth) { - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - -width * 0.5); - glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); - } - } - glEnd(); - - /* draw back sides of teeth */ - glBegin(GL_QUADS); - da = 2.0 * M_PI / teeth / 4.0; - for (i = 0; i < teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - -width * 0.5); - glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), - -width * 0.5); - glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5); - glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); - } - glEnd(); - - /* draw outward faces of teeth */ - glBegin(GL_QUAD_STRIP); - for (i = 0; i < teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - - glVertex3f(r1 * cos(angle), r1 * sin(angle), width * 0.5); - glVertex3f(r1 * cos(angle), r1 * sin(angle), -width * 0.5); - u = r2 * cos(angle + da) - r1 * cos(angle); - v = r2 * sin(angle + da) - r1 * sin(angle); - len = sqrt(u * u + v * v); - u /= len; - v /= len; - glNormal3f(v, -u, 0.0); - glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), width * 0.5); - glVertex3f(r2 * cos(angle + da), r2 * sin(angle + da), -width * 0.5); - glNormal3f(cos(angle), sin(angle), 0.0); - glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), - width * 0.5); - glVertex3f(r2 * cos(angle + 2 * da), r2 * sin(angle + 2 * da), - -width * 0.5); - u = r1 * cos(angle + 3 * da) - r2 * cos(angle + 2 * da); - v = r1 * sin(angle + 3 * da) - r2 * sin(angle + 2 * da); - glNormal3f(v, -u, 0.0); - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - width * 0.5); - glVertex3f(r1 * cos(angle + 3 * da), r1 * sin(angle + 3 * da), - -width * 0.5); - glNormal3f(cos(angle), sin(angle), 0.0); - } - - glVertex3f(r1 * cos(0), r1 * sin(0), width * 0.5); - glVertex3f(r1 * cos(0), r1 * sin(0), -width * 0.5); - - glEnd(); - - glShadeModel(GL_SMOOTH); - - /* draw inside radius cylinder */ - glBegin(GL_QUAD_STRIP); - for (i = 0; i <= teeth; i++) { - angle = i * 2.0 * M_PI / teeth; - glNormal3f(-cos(angle), -sin(angle), 0.0); - glVertex3f(r0 * cos(angle), r0 * sin(angle), -width * 0.5); - glVertex3f(r0 * cos(angle), r0 * sin(angle), width * 0.5); - } - glEnd(); -} - - -static void -draw(void) -{ - glClearColor(0.2, 0.2, 0.2, 0.2); - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - - glPushMatrix(); - glRotatef(view_rotx, 1.0, 0.0, 0.0); - glRotatef(view_roty, 0.0, 1.0, 0.0); - glRotatef(view_rotz, 0.0, 0.0, 1.0); - - glPushMatrix(); - glTranslatef(-3.0, -2.0, 0.0); - glRotatef(angle, 0.0, 0.0, 1.0); - glCallList(gear1); - glPopMatrix(); - - glPushMatrix(); - glTranslatef(3.1, -2.0, 0.0); - glRotatef(-2.0 * angle - 9.0, 0.0, 0.0, 1.0); - glCallList(gear2); - glPopMatrix(); - - glPushMatrix(); - glTranslatef(-3.1, 4.2, 0.0); - glRotatef(-2.0 * angle - 25.0, 0.0, 0.0, 1.0); - glCallList(gear3); - glPopMatrix(); - - glPopMatrix(); -} - - -/* new window size or exposure */ -static void -reshape(int width, int height) -{ - GLfloat ar = (GLfloat) width / (GLfloat) height; - - glViewport(0, 0, (GLint) width, (GLint) height); - - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glFrustum(-ar, ar, -1, 1, 5.0, 60.0); - - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - glTranslatef(0.0, 0.0, -40.0); -} - - - -static void -init(void) -{ - static GLfloat pos[4] = { 5.0, 5.0, 10.0, 0.0 }; - static GLfloat red[4] = { 0.8, 0.1, 0.0, 1.0 }; - static GLfloat green[4] = { 0.0, 0.8, 0.2, 1.0 }; - static GLfloat blue[4] = { 0.2, 0.2, 1.0, 1.0 }; - - glLightfv(GL_LIGHT0, GL_POSITION, pos); - glEnable(GL_CULL_FACE); - glEnable(GL_LIGHTING); - glEnable(GL_LIGHT0); - glEnable(GL_DEPTH_TEST); - - /* make the gears */ - gear1 = glGenLists(1); - glNewList(gear1, GL_COMPILE); - glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, red); - gear(1.0, 4.0, 1.0, 20, 0.7); - glEndList(); - - gear2 = glGenLists(1); - glNewList(gear2, GL_COMPILE); - glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, green); - gear(0.5, 2.0, 2.0, 10, 0.7); - glEndList(); - - gear3 = glGenLists(1); - glNewList(gear3, GL_COMPILE); - glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, blue); - gear(1.3, 2.0, 0.5, 10, 0.7); - glEndList(); - - glEnable(GL_NORMALIZE); -} - - -struct egl_manager { - EGLNativeDisplayType xdpy; - EGLNativeWindowType xwin; - EGLNativePixmapType xpix; - - EGLDisplay dpy; - EGLConfig conf; - EGLContext ctx; - - EGLSurface win; - EGLSurface pix; - EGLSurface pbuf; - EGLImageKHR image; - - EGLBoolean verbose; - EGLint major, minor; - - GC gc; - GLuint fbo; -}; - -static struct egl_manager * -egl_manager_new(EGLNativeDisplayType xdpy, const EGLint *attrib_list, - EGLBoolean verbose) -{ - struct egl_manager *eman; - const char *ver; - EGLint num_conf; - - eman = calloc(1, sizeof(*eman)); - if (!eman) - return NULL; - - eman->verbose = verbose; - eman->xdpy = xdpy; - - eman->dpy = eglGetDisplay(eman->xdpy); - if (eman->dpy == EGL_NO_DISPLAY) { - printf("eglGetDisplay() failed\n"); - free(eman); - return NULL; - } - - if (!eglInitialize(eman->dpy, &eman->major, &eman->minor)) { - printf("eglInitialize() failed\n"); - free(eman); - return NULL; - } - - ver = eglQueryString(eman->dpy, EGL_VERSION); - printf("EGL_VERSION = %s\n", ver); - - if (!eglChooseConfig(eman->dpy, attrib_list, &eman->conf, 1, &num_conf) || - !num_conf) { - printf("eglChooseConfig() failed\n"); - eglTerminate(eman->dpy); - free(eman); - return NULL; - } - - eman->ctx = eglCreateContext(eman->dpy, eman->conf, EGL_NO_CONTEXT, NULL); - if (eman->ctx == EGL_NO_CONTEXT) { - printf("eglCreateContext() failed\n"); - eglTerminate(eman->dpy); - free(eman); - return NULL; - } - - return eman; -} - -static EGLBoolean -egl_manager_create_window(struct egl_manager *eman, const char *name, - EGLint w, EGLint h, EGLBoolean need_surface, - EGLBoolean fullscreen, const EGLint *attrib_list) -{ - XVisualInfo vinfo_template, *vinfo = NULL; - EGLint val, num_vinfo; - Window root; - XSetWindowAttributes attrs; - unsigned long mask; - EGLint x = 0, y = 0; - - if (!eglGetConfigAttrib(eman->dpy, eman->conf, - EGL_NATIVE_VISUAL_ID, &val)) { - printf("eglGetConfigAttrib() failed\n"); - return EGL_FALSE; - } - if (val) { - vinfo_template.visualid = (VisualID) val; - vinfo = XGetVisualInfo(eman->xdpy, VisualIDMask, &vinfo_template, &num_vinfo); - } - /* try harder if window surface is not needed */ - if (!vinfo && !need_surface && - eglGetConfigAttrib(eman->dpy, eman->conf, EGL_BUFFER_SIZE, &val)) { - if (val == 32) - val = 24; - vinfo_template.depth = val; - vinfo = XGetVisualInfo(eman->xdpy, VisualDepthMask, &vinfo_template, &num_vinfo); - } - - if (!vinfo) { - printf("XGetVisualInfo() failed\n"); - return EGL_FALSE; - } - - root = DefaultRootWindow(eman->xdpy); - if (fullscreen) { - x = y = 0; - w = DisplayWidth(eman->xdpy, DefaultScreen(eman->xdpy)); - h = DisplayHeight(eman->xdpy, DefaultScreen(eman->xdpy)); - } - - /* window attributes */ - attrs.background_pixel = 0; - attrs.border_pixel = 0; - attrs.colormap = XCreateColormap(eman->xdpy, root, vinfo->visual, AllocNone); - attrs.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask; - attrs.override_redirect = fullscreen; - mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask | CWOverrideRedirect; - - eman->xwin = XCreateWindow(eman->xdpy, root, x, y, w, h, - 0, vinfo->depth, InputOutput, - vinfo->visual, mask, &attrs); - XFree(vinfo); - - /* set hints and properties */ - { - XSizeHints sizehints; - sizehints.x = x; - sizehints.y = y; - sizehints.width = w; - sizehints.height = h; - sizehints.flags = USSize | USPosition; - XSetNormalHints(eman->xdpy, eman->xwin, &sizehints); - XSetStandardProperties(eman->xdpy, eman->xwin, name, name, - None, (char **)NULL, 0, &sizehints); - } - - if (need_surface) { - eman->win = eglCreateWindowSurface(eman->dpy, eman->conf, - eman->xwin, attrib_list); - if (eman->win == EGL_NO_SURFACE) { - printf("eglCreateWindowSurface() failed\n"); - XDestroyWindow(eman->xdpy, eman->xwin); - eman->xwin = None; - return EGL_FALSE; - } - } - - eman->gc = XCreateGC(eman->xdpy, eman->xwin, 0, NULL); - - XMapWindow(eman->xdpy, eman->xwin); - - return EGL_TRUE; -} - -static EGLBoolean -egl_manager_create_pixmap(struct egl_manager *eman, EGLNativeWindowType xwin, - EGLBoolean need_surface, const EGLint *attrib_list) -{ - XWindowAttributes attrs; - - if (!XGetWindowAttributes(eman->xdpy, xwin, &attrs)) { - printf("XGetWindowAttributes() failed\n"); - return EGL_FALSE; - } - - eman->xpix = XCreatePixmap(eman->xdpy, xwin, - attrs.width, attrs.height, attrs.depth); - - if (need_surface) { - eman->pix = eglCreatePixmapSurface(eman->dpy, eman->conf, - eman->xpix, attrib_list); - if (eman->pix == EGL_NO_SURFACE) { - printf("eglCreatePixmapSurface() failed\n"); - XFreePixmap(eman->xdpy, eman->xpix); - eman->xpix = None; - return EGL_FALSE; - } - } - - return EGL_TRUE; -} - -static EGLBoolean -egl_manager_create_pbuffer(struct egl_manager *eman, const EGLint *attrib_list) -{ - eman->pbuf = eglCreatePbufferSurface(eman->dpy, eman->conf, attrib_list); - if (eman->pbuf == EGL_NO_SURFACE) { - printf("eglCreatePbufferSurface() failed\n"); - return EGL_FALSE; - } - - return EGL_TRUE; -} - -static void -egl_manager_destroy(struct egl_manager *eman) -{ - eglMakeCurrent(eman->dpy, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); - eglTerminate(eman->dpy); - - if (eman->xwin != None) - XDestroyWindow(eman->xdpy, eman->xwin); - if (eman->xpix != None) - XFreePixmap(eman->xdpy, eman->xpix); - - XFreeGC(eman->xdpy, eman->gc); - - free(eman); -} - -enum { - GEARS_WINDOW, - GEARS_PIXMAP, - GEARS_PIXMAP_TEXTURE, - GEARS_PBUFFER, - GEARS_PBUFFER_TEXTURE, - GEARS_RENDERBUFFER -}; - -static void -texture_gears(struct egl_manager *eman, int surface_type) -{ - static const GLint verts[12] = - { -5, -6, -10, 5, -6, -10, -5, 4, 10, 5, 4, 10 }; - static const GLint tex_coords[8] = { 0, 0, 1, 0, 0, 1, 1, 1 }; - - eglMakeCurrent(eman->dpy, eman->win, eman->win, eman->ctx); - - glClearColor(0, 0, 0, 0); - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - - glEnable(GL_TEXTURE_2D); - glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); - glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_R, GL_REPEAT); - glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); - glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); - - glEnableClientState(GL_VERTEX_ARRAY); - glEnableClientState(GL_TEXTURE_COORD_ARRAY); - glVertexPointer(3, GL_INT, 0, verts); - glTexCoordPointer(2, GL_INT, 0, tex_coords); - - if (surface_type == GEARS_PBUFFER_TEXTURE) - eglBindTexImage(eman->dpy, eman->pbuf, EGL_BACK_BUFFER); - - glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); - - glDisableClientState(GL_VERTEX_ARRAY); - glDisableClientState(GL_COLOR_ARRAY); - glDisable(GL_TEXTURE_2D); - - if (surface_type == GEARS_PBUFFER_TEXTURE) - eglReleaseTexImage(eman->dpy, eman->pbuf, EGL_BACK_BUFFER); - - eglSwapBuffers(eman->dpy, eman->win); -} - -static void -copy_gears(struct egl_manager *eman, - EGLint tile_w, EGLint tile_h, EGLint w, EGLint h) -{ - int x, y; - - eglWaitClient(); - - for (x = 0; x < w; x += tile_w) { - for (y = 0; y < h; y += tile_h) { - - XCopyArea(eman->xdpy, eman->xpix, eman->xwin, eman->gc, - 0, 0, tile_w, tile_h, x, y); - } - } -} - -static void -event_loop(struct egl_manager *eman, EGLint surface_type, EGLint w, EGLint h) -{ - int window_w = w, window_h = h; - - if (surface_type == EGL_PBUFFER_BIT) - printf("there will be no screen update if " - "eglCopyBuffers() is not implemented\n"); - - while (1) { - while (XPending(eman->xdpy) > 0) { - XEvent event; - XNextEvent(eman->xdpy, &event); - switch (event.type) { - case Expose: - /* we'll redraw below */ - break; - case ConfigureNotify: - window_w = event.xconfigure.width; - window_h = event.xconfigure.height; - if (surface_type == EGL_WINDOW_BIT) - reshape(window_w, window_h); - break; - case KeyPress: - { - char buffer[10]; - int r, code; - code = XLookupKeysym(&event.xkey, 0); - if (code == XK_Left) { - view_roty += 5.0; - } - else if (code == XK_Right) { - view_roty -= 5.0; - } - else if (code == XK_Up) { - view_rotx += 5.0; - } - else if (code == XK_Down) { - view_rotx -= 5.0; - } - else { - r = XLookupString(&event.xkey, buffer, sizeof(buffer), - NULL, NULL); - if (buffer[0] == 27) { - /* escape */ - return; - } - } - } - } - } - - { - static int frames = 0; - static double tRot0 = -1.0, tRate0 = -1.0; - double dt, t = current_time(); - if (tRot0 < 0.0) - tRot0 = t; - dt = t - tRot0; - tRot0 = t; - - /* advance rotation for next frame */ - angle += 70.0 * dt; /* 70 degrees per second */ - if (angle > 3600.0) - angle -= 3600.0; - - switch (surface_type) { - case GEARS_WINDOW: - draw(); - eglSwapBuffers(eman->dpy, eman->win); - break; - - case GEARS_PBUFFER: - draw(); - if (!eglCopyBuffers(eman->dpy, eman->pbuf, eman->xpix)) - break; - copy_gears(eman, w, h, window_w, window_h); - break; - - case GEARS_PBUFFER_TEXTURE: - eglMakeCurrent(eman->dpy, eman->pbuf, eman->pbuf, eman->ctx); - draw(); - texture_gears(eman, surface_type); - break; - - case GEARS_PIXMAP: - draw(); - copy_gears(eman, w, h, window_w, window_h); - break; - - case GEARS_PIXMAP_TEXTURE: - eglMakeCurrent(eman->dpy, eman->pix, eman->pix, eman->ctx); - draw(); - texture_gears(eman, surface_type); - break; - - case GEARS_RENDERBUFFER: - glBindFramebuffer(GL_FRAMEBUFFER_EXT, eman->fbo); - draw(); - glBindFramebuffer(GL_FRAMEBUFFER_EXT, 0); - texture_gears(eman, surface_type); - break; - } - - frames++; - - if (tRate0 < 0.0) - tRate0 = t; - if (t - tRate0 >= 5.0) { - GLfloat seconds = t - tRate0; - GLfloat fps = frames / seconds; - printf("%d frames in %3.1f seconds = %6.3f FPS\n", frames, seconds, - fps); - tRate0 = t; - frames = 0; - } - } - } -} - - -static void -usage(void) -{ - printf("Usage:\n"); - printf(" -display set the display to run on\n"); - printf(" -fullscreen run in fullscreen mode\n"); - printf(" -info display OpenGL renderer info\n"); - printf(" -pixmap use pixmap surface\n"); - printf(" -pixmap-texture use pixmap surface and texture using EGLImage\n"); - printf(" -pbuffer use pbuffer surface and eglCopyBuffers\n"); - printf(" -pbuffer-texture use pbuffer surface and eglBindTexImage\n"); - printf(" -renderbuffer renderbuffer as EGLImage and bind as texture from\n"); -} - -static const char *names[] = { - "window", - "pixmap", - "pixmap_texture", - "pbuffer", - "pbuffer_texture", - "renderbuffer" -}; - -int -main(int argc, char *argv[]) -{ - const int winWidth = 300, winHeight = 300; - Display *x_dpy; - char *dpyName = NULL; - struct egl_manager *eman; - EGLint attribs[] = { - EGL_SURFACE_TYPE, EGL_WINDOW_BIT, /* may be changed later */ - EGL_RED_SIZE, 1, - EGL_GREEN_SIZE, 1, - EGL_BLUE_SIZE, 1, - EGL_DEPTH_SIZE, 1, - EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT, - EGL_NONE - }; - char win_title[] = "xeglgears (window/pixmap/pbuffer)"; - EGLint surface_type = GEARS_WINDOW; - GLboolean printInfo = GL_FALSE; - GLboolean fullscreen = GL_FALSE; - EGLBoolean ret; - GLuint texture, color_rb, depth_rb; - int i; - - for (i = 1; i < argc; i++) { - if (strcmp(argv[i], "-display") == 0) { - dpyName = argv[i+1]; - i++; - } - else if (strcmp(argv[i], "-info") == 0) { - printInfo = GL_TRUE; - } - else if (strcmp(argv[i], "-fullscreen") == 0) { - fullscreen = GL_TRUE; - } - else if (strcmp(argv[i], "-pixmap") == 0) { - surface_type = GEARS_PIXMAP; - attribs[1] = EGL_PIXMAP_BIT; - } - else if (strcmp(argv[i], "-pixmap-texture") == 0) { - surface_type = GEARS_PIXMAP_TEXTURE; - attribs[1] = EGL_PIXMAP_BIT; - } - else if (strcmp(argv[i], "-pbuffer") == 0) { - surface_type = GEARS_PBUFFER; - attribs[1] = EGL_PBUFFER_BIT; - } - else if (strcmp(argv[i], "-pbuffer-texture") == 0) { - surface_type = GEARS_PBUFFER_TEXTURE; - attribs[1] = EGL_PBUFFER_BIT; - } - else if (strcmp(argv[i], "-renderbuffer") == 0) { - surface_type = GEARS_RENDERBUFFER; - } - else { - usage(); - return -1; - } - } - - x_dpy = XOpenDisplay(dpyName); - if (!x_dpy) { - printf("Error: couldn't open display %s\n", - dpyName ? dpyName : getenv("DISPLAY")); - return -1; - } - - eglBindAPI(EGL_OPENGL_API); - - eman = egl_manager_new(x_dpy, attribs, printInfo); - if (!eman) { - XCloseDisplay(x_dpy); - return -1; - } - - snprintf(win_title, sizeof(win_title), - "xeglgears (%s)", names[surface_type]); - - ret = egl_manager_create_window(eman, win_title, winWidth, winHeight, - EGL_TRUE, fullscreen, NULL); - if (!ret) - return -1; - - /* create surface(s) */ - switch (surface_type) { - case GEARS_WINDOW: - if (ret) - ret = eglMakeCurrent(eman->dpy, eman->win, eman->win, eman->ctx); - break; - case GEARS_PIXMAP: - case GEARS_PIXMAP_TEXTURE: - ret = egl_manager_create_pixmap(eman, eman->xwin, EGL_TRUE, NULL); - if (surface_type == GEARS_PIXMAP_TEXTURE) - eman->image = eglCreateImageKHR (eman->dpy, eman->ctx, - EGL_NATIVE_PIXMAP_KHR, - (EGLClientBuffer) eman->xpix, NULL); - if (ret) - ret = eglMakeCurrent(eman->dpy, eman->pix, eman->pix, eman->ctx); - break; - case GEARS_PBUFFER: - case GEARS_PBUFFER_TEXTURE: - { - EGLint pbuf_attribs[] = { - EGL_WIDTH, winWidth, - EGL_HEIGHT, winHeight, - EGL_TEXTURE_FORMAT, EGL_TEXTURE_RGB, - EGL_TEXTURE_TARGET, EGL_TEXTURE_2D, - EGL_NONE - }; - ret = (egl_manager_create_pixmap(eman, eman->xwin, - EGL_TRUE, NULL) && - egl_manager_create_pbuffer(eman, pbuf_attribs)); - if (ret) - ret = eglMakeCurrent(eman->dpy, eman->pbuf, eman->pbuf, eman->ctx); - } - break; - - - case GEARS_RENDERBUFFER: - ret = eglMakeCurrent(eman->dpy, eman->win, eman->win, eman->ctx); - if (ret == EGL_FALSE) - printf("failed to make context current\n"); - - glGenFramebuffers(1, &eman->fbo); - glBindFramebuffer(GL_FRAMEBUFFER_EXT, eman->fbo); - - glGenRenderbuffers(1, &color_rb); - glBindRenderbuffer(GL_RENDERBUFFER_EXT, color_rb); - glRenderbufferStorage(GL_RENDERBUFFER_EXT, GL_RGBA, winWidth, winHeight); - glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, - GL_COLOR_ATTACHMENT0_EXT, - GL_RENDERBUFFER_EXT, - color_rb); - - eman->image = eglCreateImageKHR(eman->dpy, eman->ctx, - EGL_GL_RENDERBUFFER_KHR, - (EGLClientBuffer) color_rb, NULL); - - glGenRenderbuffers(1, &depth_rb); - glBindRenderbuffer(GL_RENDERBUFFER_EXT, depth_rb); - glRenderbufferStorage(GL_RENDERBUFFER_EXT, - GL_DEPTH_COMPONENT, winWidth, winHeight); - glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, - GL_DEPTH_ATTACHMENT_EXT, - GL_RENDERBUFFER_EXT, - depth_rb); - - if (glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT) != GL_FRAMEBUFFER_COMPLETE) { - printf("framebuffer not complete\n"); - exit(1); - } - - break; - - default: - ret = EGL_FALSE; - break; - } - - switch (surface_type) { - case GEARS_PIXMAP_TEXTURE: - case GEARS_RENDERBUFFER: - glGenTextures(1, &texture); - glBindTexture(GL_TEXTURE_2D, texture); - glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, eman->image); - break; - case GEARS_PBUFFER_TEXTURE: - glGenTextures(1, &texture); - glBindTexture(GL_TEXTURE_2D, texture); - break; - } - - if (!ret) { - egl_manager_destroy(eman); - XCloseDisplay(x_dpy); - return -1; - } - - if (printInfo) { - 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)); - } - - init(); - - /* Set initial projection/viewing transformation. - * We can't be sure we'll get a ConfigureNotify event when the window - * first appears. - */ - reshape(winWidth, winHeight); - - event_loop(eman, surface_type, winWidth, winHeight); - - glDeleteLists(gear1, 1); - glDeleteLists(gear2, 1); - glDeleteLists(gear3, 1); - - egl_manager_destroy(eman); - XCloseDisplay(x_dpy); - - return 0; -} diff --git a/progs/egl/xeglthreads.c b/progs/egl/xeglthreads.c deleted file mode 100644 index 5787faecb9..0000000000 --- a/progs/egl/xeglthreads.c +++ /dev/null @@ -1,775 +0,0 @@ -/* - * 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. - * - * Ported to EGL by Chia-I Wu - */ - - -/* - * This program tests EGL thread safety. - * Command line options: - * -p Open a display connection for each thread - * -l Enable application-side locking - * -n Number of threads to create (default is 2) - * -display Specify X display (default is $DISPLAY) - * -t Use texture mapping - * - * Brian Paul 20 July 2000 - */ - - -/* - * Notes: - * - Each thread gets its own EGL context. - * - * - The EGL contexts share texture objects. - * - * - When 't' is pressed to update the texture image, the window/thread which - * has input focus is signalled to change the texture. The other threads - * should see the updated texture the next time they call glBindTexture. - */ - - -#if defined(PTHREADS) /* defined by Mesa on Linux and other platforms */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - - -/* - * Each window/thread/context: - */ -struct winthread { - Display *Dpy; - int Index; - pthread_t Thread; - Window Win; - EGLDisplay Display; - EGLContext Context; - EGLSurface Surface; - float Angle; - int WinWidth, WinHeight; - GLboolean NewSize; - GLboolean Initialized; - GLboolean MakeNewTexture; -}; - - -#define MAX_WINTHREADS 100 -static struct winthread WinThreads[MAX_WINTHREADS]; -static int NumWinThreads = 0; -static volatile GLboolean ExitFlag = GL_FALSE; - -static GLboolean MultiDisplays = 0; -static GLboolean Locking = 0; -static GLboolean Texture = GL_FALSE; -static GLuint TexObj = 12; -static GLboolean Animate = GL_TRUE; - -static pthread_mutex_t Mutex; -static pthread_cond_t CondVar; -static pthread_mutex_t CondMutex; - - -static void -Error(const char *msg) -{ - fprintf(stderr, "Error: %s\n", msg); - exit(1); -} - - -static void -signal_redraw(void) -{ - pthread_mutex_lock(&CondMutex); - pthread_cond_broadcast(&CondVar); - pthread_mutex_unlock(&CondMutex); -} - - -static void -MakeNewTexture(struct winthread *wt) -{ -#define TEX_SIZE 128 - static float step = 0.0; - GLfloat image[TEX_SIZE][TEX_SIZE][4]; - GLint width; - int i, j; - - for (j = 0; j < TEX_SIZE; j++) { - for (i = 0; i < TEX_SIZE; i++) { - float dt = 5.0 * (j - 0.5 * TEX_SIZE) / TEX_SIZE; - float ds = 5.0 * (i - 0.5 * TEX_SIZE) / TEX_SIZE; - float r = dt * dt + ds * ds + step; - image[j][i][0] = - image[j][i][1] = - image[j][i][2] = 0.75 + 0.25 * cos(r); - image[j][i][3] = 1.0; - } - } - - step += 0.5; - - glBindTexture(GL_TEXTURE_2D, TexObj); - - glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &width); - if (width) { - assert(width == TEX_SIZE); - /* sub-tex replace */ - glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, TEX_SIZE, TEX_SIZE, - GL_RGBA, GL_FLOAT, image); - } - else { - /* create new */ - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); - - glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, TEX_SIZE, TEX_SIZE, 0, - GL_RGBA, GL_FLOAT, image); - } -} - - - -/* draw a colored cube */ -static void -draw_object(void) -{ - glPushMatrix(); - glScalef(0.75, 0.75, 0.75); - - glColor3f(1, 0, 0); - - if (Texture) { - glBindTexture(GL_TEXTURE_2D, TexObj); - glEnable(GL_TEXTURE_2D); - } - else { - glDisable(GL_TEXTURE_2D); - } - - glBegin(GL_QUADS); - - /* -X */ - glColor3f(0, 1, 1); - glTexCoord2f(0, 0); glVertex3f(-1, -1, -1); - glTexCoord2f(1, 0); glVertex3f(-1, 1, -1); - glTexCoord2f(1, 1); glVertex3f(-1, 1, 1); - glTexCoord2f(0, 1); glVertex3f(-1, -1, 1); - - /* +X */ - glColor3f(1, 0, 0); - glTexCoord2f(0, 0); glVertex3f(1, -1, -1); - glTexCoord2f(1, 0); glVertex3f(1, 1, -1); - glTexCoord2f(1, 1); glVertex3f(1, 1, 1); - glTexCoord2f(0, 1); glVertex3f(1, -1, 1); - - /* -Y */ - glColor3f(1, 0, 1); - glTexCoord2f(0, 0); glVertex3f(-1, -1, -1); - glTexCoord2f(1, 0); glVertex3f( 1, -1, -1); - glTexCoord2f(1, 1); glVertex3f( 1, -1, 1); - glTexCoord2f(0, 1); glVertex3f(-1, -1, 1); - - /* +Y */ - glColor3f(0, 1, 0); - glTexCoord2f(0, 0); glVertex3f(-1, 1, -1); - glTexCoord2f(1, 0); glVertex3f( 1, 1, -1); - glTexCoord2f(1, 1); glVertex3f( 1, 1, 1); - glTexCoord2f(0, 1); glVertex3f(-1, 1, 1); - - /* -Z */ - glColor3f(1, 1, 0); - glTexCoord2f(0, 0); glVertex3f(-1, -1, -1); - glTexCoord2f(1, 0); glVertex3f( 1, -1, -1); - glTexCoord2f(1, 1); glVertex3f( 1, 1, -1); - glTexCoord2f(0, 1); glVertex3f(-1, 1, -1); - - /* +Y */ - glColor3f(0, 0, 1); - glTexCoord2f(0, 0); glVertex3f(-1, -1, 1); - glTexCoord2f(1, 0); glVertex3f( 1, -1, 1); - glTexCoord2f(1, 1); glVertex3f( 1, 1, 1); - glTexCoord2f(0, 1); glVertex3f(-1, 1, 1); - - glEnd(); - - glPopMatrix(); -} - - -/* signal resize of given window */ -static void -resize(struct winthread *wt, int w, int h) -{ - wt->NewSize = GL_TRUE; - wt->WinWidth = w; - wt->WinHeight = h; - if (!Animate) - signal_redraw(); -} - - -/* - * We have an instance of this for each thread. - */ -static void -draw_loop(struct winthread *wt) -{ - while (!ExitFlag) { - - if (Locking) - pthread_mutex_lock(&Mutex); - - if (!wt->Initialized) { - eglMakeCurrent(wt->Display, wt->Surface, wt->Surface, wt->Context); - printf("xeglthreads: %d: GL_RENDERER = %s\n", wt->Index, - (char *) glGetString(GL_RENDERER)); - if (Texture /*&& wt->Index == 0*/) { - MakeNewTexture(wt); - } - wt->Initialized = GL_TRUE; - } - - if (Locking) - pthread_mutex_unlock(&Mutex); - - eglBindAPI(EGL_OPENGL_API); - if (eglGetCurrentContext() != wt->Context) { - printf("xeglthreads: current context %p != %p\n", - eglGetCurrentContext(), wt->Context); - } - - glEnable(GL_DEPTH_TEST); - - if (wt->NewSize) { - GLfloat w = (float) wt->WinWidth / (float) wt->WinHeight; - glViewport(0, 0, wt->WinWidth, wt->WinHeight); - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glFrustum(-w, w, -1.0, 1.0, 1.5, 10); - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - glTranslatef(0, 0, -2.5); - wt->NewSize = GL_FALSE; - } - - if (wt->MakeNewTexture) { - MakeNewTexture(wt); - wt->MakeNewTexture = GL_FALSE; - } - - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - - glPushMatrix(); - glRotatef(wt->Angle, 0, 1, 0); - glRotatef(wt->Angle, 1, 0, 0); - glScalef(0.7, 0.7, 0.7); - draw_object(); - glPopMatrix(); - - if (Locking) - pthread_mutex_lock(&Mutex); - - eglSwapBuffers(wt->Display, wt->Surface); - - if (Locking) - pthread_mutex_unlock(&Mutex); - - if (Animate) { - usleep(5000); - } - else { - /* wait for signal to draw */ - pthread_mutex_lock(&CondMutex); - pthread_cond_wait(&CondVar, &CondMutex); - pthread_mutex_unlock(&CondMutex); - } - wt->Angle += 1.0; - } - eglMakeCurrent(wt->Display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); -} - - -static void -keypress(XEvent *event, struct winthread *wt) -{ - char buf[100]; - KeySym keySym; - XComposeStatus stat; - - XLookupString(&event->xkey, buf, sizeof(buf), &keySym, &stat); - - switch (keySym) { - case XK_Escape: - /* tell all threads to exit */ - if (!Animate) { - signal_redraw(); - } - ExitFlag = GL_TRUE; - /*printf("exit draw_loop %d\n", wt->Index);*/ - return; - case XK_t: - case XK_T: - if (Texture) { - wt->MakeNewTexture = GL_TRUE; - if (!Animate) - signal_redraw(); - } - break; - case XK_a: - case XK_A: - Animate = !Animate; - if (Animate) /* yes, prev Animate state! */ - signal_redraw(); - break; - case XK_s: - case XK_S: - if (!Animate) - signal_redraw(); - break; - default: - ; /* nop */ - } -} - - -/* - * The main process thread runs this loop. - * Single display connection for all threads. - */ -static void -event_loop(Display *dpy) -{ - XEvent event; - int i; - - assert(!MultiDisplays); - - while (!ExitFlag) { - - if (Locking) { - while (1) { - int k; - pthread_mutex_lock(&Mutex); - k = XPending(dpy); - if (k) { - XNextEvent(dpy, &event); - pthread_mutex_unlock(&Mutex); - break; - } - pthread_mutex_unlock(&Mutex); - usleep(5000); - } - } - else { - XNextEvent(dpy, &event); - } - - switch (event.type) { - case ConfigureNotify: - /* Find winthread for this event's window */ - for (i = 0; i < NumWinThreads; i++) { - struct winthread *wt = &WinThreads[i]; - if (event.xconfigure.window == wt->Win) { - resize(wt, event.xconfigure.width, - event.xconfigure.height); - break; - } - } - break; - case KeyPress: - for (i = 0; i < NumWinThreads; i++) { - struct winthread *wt = &WinThreads[i]; - if (event.xkey.window == wt->Win) { - keypress(&event, wt); - break; - } - } - break; - default: - /*no-op*/ ; - } - } -} - - -/* - * Separate display connection for each thread. - */ -static void -event_loop_multi(void) -{ - XEvent event; - int w = 0; - - assert(MultiDisplays); - - while (!ExitFlag) { - struct winthread *wt = &WinThreads[w]; - if (XPending(wt->Dpy)) { - XNextEvent(wt->Dpy, &event); - switch (event.type) { - case ConfigureNotify: - resize(wt, event.xconfigure.width, event.xconfigure.height); - break; - case KeyPress: - keypress(&event, wt); - break; - default: - ; /* nop */ - } - } - w = (w + 1) % NumWinThreads; - usleep(5000); - } -} - - - -/* - * we'll call this once for each thread, before the threads are created. - */ -static void -create_window(struct winthread *wt, EGLContext shareCtx) -{ - Window win; - EGLContext ctx; - EGLSurface surf; - EGLint attribs[] = { EGL_RED_SIZE, 1, - EGL_GREEN_SIZE, 1, - EGL_BLUE_SIZE, 1, - EGL_DEPTH_SIZE, 1, - EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT, - EGL_NONE }; - EGLConfig config; - EGLint num_configs; - EGLint vid; - int scrnum; - XSetWindowAttributes attr; - unsigned long mask; - Window root; - XVisualInfo *visinfo, visTemplate; - int num_visuals; - int width = 160, height = 160; - int xpos = (wt->Index % 8) * (width + 10); - int ypos = (wt->Index / 8) * (width + 20); - - scrnum = DefaultScreen(wt->Dpy); - root = RootWindow(wt->Dpy, scrnum); - - if (!eglChooseConfig(wt->Display, attribs, &config, 1, &num_configs) || - !num_configs) { - Error("Unable to choose an EGL config"); - } - - assert(config); - assert(num_configs > 0); - - if (!eglGetConfigAttrib(wt->Display, config, EGL_NATIVE_VISUAL_ID, &vid)) { - Error("Unable to get visual id of EGL config\n"); - } - - visTemplate.visualid = vid; - visinfo = XGetVisualInfo(wt->Dpy, VisualIDMask, - &visTemplate, &num_visuals); - if (!visinfo) { - Error("Unable to find RGB, Z, double-buffered visual"); - } - - /* window attributes */ - attr.background_pixel = 0; - attr.border_pixel = 0; - attr.colormap = XCreateColormap(wt->Dpy, root, visinfo->visual, AllocNone); - attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask; - mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask; - - win = XCreateWindow(wt->Dpy, root, xpos, ypos, width, height, - 0, visinfo->depth, InputOutput, - visinfo->visual, mask, &attr); - if (!win) { - Error("Couldn't create window"); - } - - XFree(visinfo); - - { - XSizeHints sizehints; - sizehints.x = xpos; - sizehints.y = ypos; - sizehints.width = width; - sizehints.height = height; - sizehints.flags = USSize | USPosition; - XSetNormalHints(wt->Dpy, win, &sizehints); - XSetStandardProperties(wt->Dpy, win, "xeglthreads", "xeglthreads", - None, (char **)NULL, 0, &sizehints); - } - - eglBindAPI(EGL_OPENGL_API); - - ctx = eglCreateContext(wt->Display, config, shareCtx, NULL); - if (!ctx) { - Error("Couldn't create EGL context"); - } - surf = eglCreateWindowSurface(wt->Display, config, win, NULL); - if (!surf) { - Error("Couldn't create EGL surface"); - } - - XMapWindow(wt->Dpy, win); - XSync(wt->Dpy, 0); - - /* save the info for this window/context */ - wt->Win = win; - wt->Context = ctx; - wt->Surface = surf; - wt->Angle = 0.0; - wt->WinWidth = width; - wt->WinHeight = height; - wt->NewSize = GL_TRUE; -} - - -/* - * Called by pthread_create() - */ -static void * -thread_function(void *p) -{ - struct winthread *wt = (struct winthread *) p; - draw_loop(wt); - return NULL; -} - - -/* - * called before exit to wait for all threads to finish - */ -static void -clean_up(void) -{ - int i; - - /* wait for threads to finish */ - for (i = 0; i < NumWinThreads; i++) { - pthread_join(WinThreads[i].Thread, NULL); - } - - for (i = 0; i < NumWinThreads; i++) { - eglDestroyContext(WinThreads[i].Display, WinThreads[i].Context); - XDestroyWindow(WinThreads[i].Dpy, WinThreads[i].Win); - } -} - - -static void -usage(void) -{ - printf("xeglthreads: test of EGL/GL thread safety (any key = exit)\n"); - printf("Usage:\n"); - printf(" xeglthreads [options]\n"); - printf("Options:\n"); - printf(" -display DISPLAYNAME Specify display string\n"); - printf(" -n NUMTHREADS Number of threads to create\n"); - printf(" -p Use a separate display connection for each thread\n"); - printf(" -l Use application-side locking\n"); - printf(" -t Enable texturing\n"); - printf("Keyboard:\n"); - printf(" Esc Exit\n"); - printf(" t Change texture image (requires -t option)\n"); - printf(" a Toggle animation\n"); - printf(" s Step rotation (when not animating)\n"); -} - - -int -main(int argc, char *argv[]) -{ - char *displayName = NULL; - int numThreads = 2; - Display *dpy = NULL; - EGLDisplay *egl_dpy = NULL; - int i; - Status threadStat; - - if (argc == 1) { - usage(); - } - else { - int i; - for (i = 1; i < argc; i++) { - if (strcmp(argv[i], "-display") == 0 && i + 1 < argc) { - displayName = argv[i + 1]; - i++; - } - else if (strcmp(argv[i], "-p") == 0) { - MultiDisplays = 1; - } - else if (strcmp(argv[i], "-l") == 0) { - Locking = 1; - } - else if (strcmp(argv[i], "-t") == 0) { - Texture = 1; - } - else if (strcmp(argv[i], "-n") == 0 && i + 1 < argc) { - numThreads = atoi(argv[i + 1]); - if (numThreads < 1) - numThreads = 1; - else if (numThreads > MAX_WINTHREADS) - numThreads = MAX_WINTHREADS; - i++; - } - else { - usage(); - exit(1); - } - } - } - - if (Locking) - printf("xeglthreads: Using explicit locks around Xlib calls.\n"); - else - printf("xeglthreads: No explict locking.\n"); - - if (MultiDisplays) - printf("xeglthreads: Per-thread display connections.\n"); - else - printf("xeglthreads: Single display connection.\n"); - - /* - * VERY IMPORTANT: call XInitThreads() before any other Xlib functions. - */ - if (!MultiDisplays) { - if (!Locking) { - threadStat = XInitThreads(); - if (threadStat) { - printf("XInitThreads() returned %d (success)\n", - (int) threadStat); - } - else { - printf("XInitThreads() returned 0 " - "(failure- this program may fail)\n"); - } - } - - dpy = XOpenDisplay(displayName); - if (!dpy) { - fprintf(stderr, "Unable to open display %s\n", - XDisplayName(displayName)); - return -1; - } - egl_dpy = eglGetDisplay(dpy); - if (!egl_dpy) { - fprintf(stderr, "Unable to get EGL display\n"); - XCloseDisplay(dpy); - return -1; - } - if (!eglInitialize(egl_dpy, NULL, NULL)) { - fprintf(stderr, "Unable to initialize EGL display\n"); - return -1; - } - } - - pthread_mutex_init(&Mutex, NULL); - pthread_mutex_init(&CondMutex, NULL); - pthread_cond_init(&CondVar, NULL); - - printf("xeglthreads: creating windows\n"); - - NumWinThreads = numThreads; - - /* Create the EGL windows and contexts */ - for (i = 0; i < numThreads; i++) { - EGLContext share; - - if (MultiDisplays) { - WinThreads[i].Dpy = XOpenDisplay(displayName); - assert(WinThreads[i].Dpy); - WinThreads[i].Display = eglGetDisplay(WinThreads[i].Dpy); - assert(eglInitialize(WinThreads[i].Display, NULL, NULL)); - } - else { - WinThreads[i].Dpy = dpy; - WinThreads[i].Display = egl_dpy; - } - WinThreads[i].Index = i; - WinThreads[i].Initialized = GL_FALSE; - - share = (Texture && i > 0) ? WinThreads[0].Context : 0; - - create_window(&WinThreads[i], share); - } - - printf("xeglthreads: creating threads\n"); - - /* Create the threads */ - for (i = 0; i < numThreads; i++) { - pthread_create(&WinThreads[i].Thread, NULL, thread_function, - (void*) &WinThreads[i]); - printf("xeglthreads: Created thread %p\n", - (void *) WinThreads[i].Thread); - } - - if (MultiDisplays) - event_loop_multi(); - else - event_loop(dpy); - - clean_up(); - - if (MultiDisplays) { - for (i = 0; i < numThreads; i++) { - eglTerminate(WinThreads[i].Display); - XCloseDisplay(WinThreads[i].Dpy); - } - } - else { - eglTerminate(egl_dpy); - XCloseDisplay(dpy); - } - - return 0; -} - - -#else /* PTHREADS */ - - -#include - -int -main(int argc, char *argv[]) -{ - printf("Sorry, this program wasn't compiled with PTHREADS defined.\n"); - return 0; -} - - -#endif /* PTHREADS */ -- cgit v1.2.3