diff options
Diffstat (limited to 'progs')
55 files changed, 877 insertions, 157 deletions
diff --git a/progs/beos/.gitignore b/progs/beos/.gitignore new file mode 100644 index 0000000000..53011ca2e6 --- /dev/null +++ b/progs/beos/.gitignore @@ -0,0 +1,3 @@ +demo +GLInfo +sample diff --git a/progs/beos/demo.cpp b/progs/beos/demo.cpp index 6b0b9576d6..ae29bb80b2 100644 --- a/progs/beos/demo.cpp +++ b/progs/beos/demo.cpp @@ -1,4 +1,3 @@ -// $Id: demo.cpp,v 1.2 2004/08/14 09:59:16 phoudoin Exp $ // Simple BeOS GLView demo // Written by Brian Paul diff --git a/progs/demos/drawpix.c b/progs/demos/drawpix.c index d2f5748674..5490bcc635 100644 --- a/progs/demos/drawpix.c +++ b/progs/demos/drawpix.c @@ -28,6 +28,7 @@ static GLfloat Zpos = -1.0; static float Xzoom, Yzoom; static GLboolean DrawFront = GL_FALSE; static GLboolean Dither = GL_TRUE; +static int win = 0; static void Reset( void ) @@ -215,6 +216,7 @@ static void Key( unsigned char key, int x, int y ) printf("glDrawBuffer(%s)\n", DrawFront ? "GL_FRONT" : "GL_BACK"); break; case 27: + glutDestroyWindow(win); exit(0); break; } @@ -343,7 +345,7 @@ int main( int argc, char *argv[] ) else glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE); - glutCreateWindow(argv[0]); + win = glutCreateWindow(argv[0]); Init(ciMode, filename); Usage(); diff --git a/progs/demos/lodbias.c b/progs/demos/lodbias.c index c5a2a1b457..30b1ed13d5 100644 --- a/progs/demos/lodbias.c +++ b/progs/demos/lodbias.c @@ -42,7 +42,7 @@ static GLfloat Xrot = 0, Yrot = -30, Zrot = 0; static GLboolean Anim = GL_TRUE; static GLint Bias = 0, BiasStepSign = +1; /* ints avoid fp precision problem */ static GLint BiasMin = -400, BiasMax = 400; - +static int win = 0; static void @@ -172,6 +172,7 @@ static void Key( unsigned char key, int x, int y ) Bias = 100.0 * (key - '0'); break; case 27: + glutDestroyWindow(win); exit(0); break; } @@ -281,7 +282,7 @@ int main( int argc, char *argv[] ) glutInitWindowPosition( 0, 0 ); glutInitWindowSize( 350, 350 ); glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE ); - glutCreateWindow(argv[0]); + win = glutCreateWindow(argv[0]); glutReshapeFunc( Reshape ); glutKeyboardFunc( Key ); glutSpecialFunc( SpecialKey ); diff --git a/progs/demos/streaming_rect.c b/progs/demos/streaming_rect.c index 86e00803c0..4c1d8535fd 100644 --- a/progs/demos/streaming_rect.c +++ b/progs/demos/streaming_rect.c @@ -1,13 +1,9 @@ - /* - * GL_ARB_multitexture demo + * GL_ARB_pixel_buffer_object test * * Command line options: - * -info print GL implementation information - * + * -w WIDTH -h HEIGHT sets window size * - * Brian Paul November 1998 This program is in the public domain. - * Modified on 12 Feb 2002 for > 2 texture units. */ #define GL_GLEXT_PROTOTYPES @@ -25,6 +21,8 @@ #define PBO 11 #define QUIT 100 +static GLuint DrawPBO; + static GLboolean Animate = GL_TRUE; static GLboolean use_pbo = 1; static GLboolean whole_rect = 1; @@ -49,7 +47,7 @@ static void Idle( void ) } } -static int max( int a, int b ) { return a > b ? a : b; } +/*static int max( int a, int b ) { return a > b ? a : b; }*/ static int min( int a, int b ) { return a < b ? a : b; } static void DrawObject() @@ -62,6 +60,7 @@ static void DrawObject() * release the old copy of the texture and allocate a new one * without waiting for outstanding rendering to complete. */ + glBindBufferARB(GL_PIXEL_UNPACK_BUFFER_EXT, DrawPBO); glBufferDataARB(GL_PIXEL_UNPACK_BUFFER_EXT, size, NULL, GL_STREAM_DRAW_ARB); { @@ -69,7 +68,7 @@ static void DrawObject() printf("char %d\n", (unsigned char)(Drift * 255)); - memset(image, size, (unsigned char)(Drift * 255)); + memset(image, (unsigned char)(Drift * 255), size); glUnmapBufferARB(GL_PIXEL_UNPACK_BUFFER_EXT); } @@ -86,7 +85,9 @@ static void DrawObject() if (image == NULL) image = malloc(size); - memset(image, size, (unsigned char)(Drift * 255)); + glBindBufferARB(GL_PIXEL_UNPACK_BUFFER_EXT, 0); + + memset(image, (unsigned char)(Drift * 255), size); /* BGRA should be the fast path for regular uploads as well. */ @@ -227,12 +228,12 @@ static void SpecialKey( int key, int x, int y ) static void Init( int argc, char *argv[] ) { const char *exten = (const char *) glGetString(GL_EXTENSIONS); - GLuint texObj, DrawPBO; + GLuint texObj; GLint size; - if (!strstr(exten, "GL_ARB_multitexture")) { - printf("Sorry, GL_ARB_multitexture not supported by this renderer.\n"); + if (!strstr(exten, "GL_ARB_pixel_buffer_object")) { + printf("Sorry, GL_ARB_pixel_buffer_object not supported by this renderer.\n"); exit(1); } diff --git a/progs/directfb/.gitignore b/progs/directfb/.gitignore new file mode 100644 index 0000000000..55d65fb5b0 --- /dev/null +++ b/progs/directfb/.gitignore @@ -0,0 +1,4 @@ +df_gears +df_morph3d +df_reflect +multi_window diff --git a/progs/egl/.gitignore b/progs/egl/.gitignore new file mode 100644 index 0000000000..1751108235 --- /dev/null +++ b/progs/egl/.gitignore @@ -0,0 +1,5 @@ +demo1 +demo2 +demo3 +eglgears +eglinfo diff --git a/progs/egl/Makefile b/progs/egl/Makefile index 33447a9d57..da710cbbbf 100644 --- a/progs/egl/Makefile +++ b/progs/egl/Makefile @@ -46,7 +46,7 @@ demo3.o: demo3.c $(HEADERS) eglinfo: eglinfo.o $(TOP)/$(LIB_DIR)/libEGL.so - $(CC) $(CFLAGS) eglinfo.o -L$(TOP)/$(LIB_DIR) -lEGL $(LIBDRM_LIB) -o $@ + $(CC) $(CFLAGS) eglinfo.o -L$(TOP)/$(LIB_DIR) -lGL -lEGL $(LIBDRM_LIB) -o $@ eglinfo.o: eglinfo.c $(HEADERS) $(CC) -c $(CFLAGS) -I$(TOP)/include eglinfo.c @@ -63,3 +63,9 @@ clean: rm -f *.o *~ rm -f *.so rm -f $(PROGRAMS) + +run: + LD_LIBRARY_PATH=$(TOP)/lib ./eglgears + +debug: + LD_LIBRARY_PATH=$(TOP)/lib gdb ./eglgears diff --git a/progs/egl/demo1.c b/progs/egl/demo1.c index 9ef17e38b7..52673187c4 100644 --- a/progs/egl/demo1.c +++ b/progs/egl/demo1.c @@ -2,7 +2,10 @@ * Exercise EGL API functions */ +#define EGL_EGLEXT_PROTOTYPES + #include <GLES/egl.h> +#include <GLES/eglext.h> #include <assert.h> #include <stdio.h> #include <stdlib.h> @@ -102,7 +105,7 @@ main(int argc, char *argv[]) /* EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY); */ - EGLDisplay d = eglGetDisplay("!fb_dri"); + EGLDisplay d = eglGetDisplay((EGLNativeDisplayType) "!EGL_i915"); assert(d); if (!eglInitialize(d, &maj, &min)) { diff --git a/progs/egl/demo2.c b/progs/egl/demo2.c index 17bbca6158..c95aaafa13 100644 --- a/progs/egl/demo2.c +++ b/progs/egl/demo2.c @@ -2,35 +2,54 @@ * Exercise EGL API functions */ +#define EGL_EGLEXT_PROTOTYPES + #include <assert.h> #include <stdio.h> #include <stdlib.h> #include <unistd.h> #include <GLES/egl.h> +#include <GLES/eglext.h> +#include <GLES/gl.h> /*#define FRONTBUFFER*/ -static void _subset_Rectf(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2) +static void _subset_Rectf(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2, + GLfloat r, GLfloat g, GLfloat b) { - glBegin( GL_QUADS ); - glVertex2f( x1, y1 ); - glVertex2f( x2, y1 ); - glVertex2f( x2, y2 ); - glVertex2f( x1, y2 ); - glEnd(); + 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) { - printf("Redraw event\n"); + GLfloat r, g, b; -#ifdef FRONTBUFFER - glDrawBuffer( GL_FRONT ); -#else - glDrawBuffer( GL_BACK ); -#endif + printf("Redraw event\n"); glClearColor( rand()/(float)RAND_MAX, rand()/(float)RAND_MAX, @@ -39,13 +58,14 @@ static void redraw(EGLDisplay dpy, EGLSurface surf, int rot) glClear( GL_COLOR_BUFFER_BIT ); - glColor3f( rand()/(float)RAND_MAX, - rand()/(float)RAND_MAX, - rand()/(float)RAND_MAX ); + 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 ); + _subset_Rectf( -1, -1, 1, 1, r, g, b ); glPopMatrix(); #ifdef FRONTBUFFER @@ -102,7 +122,7 @@ main(int argc, char *argv[]) /* EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY); */ - EGLDisplay d = eglGetDisplay("!fb_dri"); + EGLDisplay d = eglGetDisplay((EGLNativeDisplayType) "!EGL_i915"); assert(d); if (!eglInitialize(d, &maj, &min)) { @@ -161,7 +181,6 @@ main(int argc, char *argv[]) } glViewport(0, 0, 1024, 768); - glDrawBuffer( GL_FRONT ); glClearColor( 0, 1.0, diff --git a/progs/egl/demo3.c b/progs/egl/demo3.c index 9edf7c952b..6ea7578793 100644 --- a/progs/egl/demo3.c +++ b/progs/egl/demo3.c @@ -3,6 +3,7 @@ */ #include <GLES/egl.h> +#include <GL/gl.h> #include <assert.h> #include <stdio.h> #include <stdlib.h> @@ -576,7 +577,7 @@ main(int argc, char *argv[]) /* EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY); */ - EGLDisplay d = eglGetDisplay(":0"); + EGLDisplay d = eglGetDisplay("!EGL_i915"); assert(d); if (!eglInitialize(d, &maj, &min)) { diff --git a/progs/egl/eglgears.c b/progs/egl/eglgears.c index 9feee20d88..a004cb7e86 100644 --- a/progs/egl/eglgears.c +++ b/progs/egl/eglgears.c @@ -27,13 +27,16 @@ * Program runs for 5 seconds then exits, outputing framerate to console */ +#define EGL_EGLEXT_PROTOTYPES + +#include <assert.h> #include <math.h> #include <stdlib.h> #include <stdio.h> #include <string.h> #include <GL/gl.h> #include <GLES/egl.h> -#include <assert.h> +#include <GLES/eglext.h> #define MAX_CONFIGS 10 #define MAX_MODES 100 @@ -385,7 +388,7 @@ main(int argc, char *argv[]) } /* DBR : Create EGL context/surface etc */ - d = eglGetDisplay(":0"); + d = eglGetDisplay((EGLNativeDisplayType)"!EGL_i915"); assert(d); if (!eglInitialize(d, &maj, &min)) { diff --git a/progs/egl/eglinfo.c b/progs/egl/eglinfo.c index f9c2475445..85de2173fc 100644 --- a/progs/egl/eglinfo.c +++ b/progs/egl/eglinfo.c @@ -140,7 +140,7 @@ main(int argc, char *argv[]) { int maj, min; /*EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY);*/ - EGLDisplay d = eglGetDisplay(":0"); + EGLDisplay d = eglGetDisplay("!EGL_i915"); if (!eglInitialize(d, &maj, &min)) { printf("eglinfo: eglInitialize failed\n"); diff --git a/progs/fbdev/.gitignore b/progs/fbdev/.gitignore new file mode 100644 index 0000000000..b9ddf559fd --- /dev/null +++ b/progs/fbdev/.gitignore @@ -0,0 +1 @@ +glfbdevtest diff --git a/progs/ggi/gears.c b/progs/ggi/gears.c index ac2e9f2a6e..2b3231d8ae 100644 --- a/progs/ggi/gears.c +++ b/progs/ggi/gears.c @@ -1,4 +1,3 @@ -/* $Id: gears.c,v 1.3 1999/08/22 08:56:50 jtaylor Exp $ */ /* * 3-D gear wheels. This program is in the public domain. diff --git a/progs/glsl/.gitignore b/progs/glsl/.gitignore index 622e0417a8..81ecf5bdd5 100644 --- a/progs/glsl/.gitignore +++ b/progs/glsl/.gitignore @@ -1,5 +1,6 @@ brick bump +convolutions deriv extfuncs.h mandelbrot diff --git a/progs/glsl/Makefile b/progs/glsl/Makefile index 37fa312c30..b9cae66815 100644 --- a/progs/glsl/Makefile +++ b/progs/glsl/Makefile @@ -14,7 +14,8 @@ PROGS = \ mandelbrot \ noise \ toyball \ - texdemo1 + texdemo1 \ + convolutions ##### RULES ##### @@ -62,6 +63,12 @@ texdemo1: texdemo1.o readtex.o texdemo1.o: texdemo1.c readtex.h extfuncs.h $(CC) -c -I$(INCDIR) $(CFLAGS) texdemo1.c +convolutions: convolutions.o readtex.o + $(CC) -I$(INCDIR) $(CFLAGS) convolutions.o readtex.o $(APP_LIB_DEPS) -o $@ + +convolutions.o: convolutions.c readtex.h + $(CC) -c -I$(INCDIR) $(CFLAGS) convolutions.c + clean: -rm -f $(PROGS) diff --git a/progs/glsl/convolution.frag b/progs/glsl/convolution.frag new file mode 100644 index 0000000000..e49b8acf54 --- /dev/null +++ b/progs/glsl/convolution.frag @@ -0,0 +1,21 @@ + +const int KernelSize = 9; + +//texture offsets +uniform vec2 Offset[KernelSize]; +//convolution kernel +uniform vec4 KernelValue[KernelSize]; +uniform sampler2D srcTex; +uniform vec4 ScaleFactor; +uniform vec4 BaseColor; + +void main(void) +{ + int i; + vec4 sum = vec4(0.0); + for (i = 0; i < KernelSize; ++i) { + vec4 tmp = texture2D(srcTex, gl_TexCoord[0].st + Offset[i]); + sum += tmp * KernelValue[i]; + } + gl_FragColor = sum * ScaleFactor + BaseColor; +} diff --git a/progs/glsl/convolution.vert b/progs/glsl/convolution.vert new file mode 100644 index 0000000000..752c54671c --- /dev/null +++ b/progs/glsl/convolution.vert @@ -0,0 +1,5 @@ +void main() { + gl_FrontColor = gl_Color; + gl_TexCoord[0] = gl_MultiTexCoord0; + gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex; +} diff --git a/progs/glsl/convolutions.c b/progs/glsl/convolutions.c new file mode 100644 index 0000000000..be887714c4 --- /dev/null +++ b/progs/glsl/convolutions.c @@ -0,0 +1,441 @@ +#define GL_GLEXT_PROTOTYPES +#include "readtex.h" + +#include <GL/glut.h> +#include <stdio.h> +#include <stdlib.h> +#include <assert.h> +#include <math.h> + +enum Filter { + GAUSSIAN_BLUR, + SHARPEN, + MEAN_REMOVAL, + EMBOSS, + NO_FILTER, + LAST +}; +#define QUIT LAST + +struct BoundingBox { + float minx, miny, minz; + float maxx, maxy, maxz; +}; +struct Texture { + GLuint id; + GLfloat x; + GLfloat y; + GLint width; + GLint height; + GLenum format; +}; + +static const char *textureLocation = "../images/girl2.rgb"; + +static GLfloat viewRotx = 0.0, viewRoty = 0.0, viewRotz = 0.0; +static struct BoundingBox box; +static struct Texture texture; +static GLuint program; +static GLint menuId; +static enum Filter filter = GAUSSIAN_BLUR; + + +static void checkError(int line) +{ + GLenum err = glGetError(); + if (err) { + printf("GL Error %s (0x%x) at line %d\n", + gluErrorString(err), (int) err, line); + } +} + +static void loadAndCompileShader(GLuint shader, const char *text) +{ + GLint stat; + + glShaderSource(shader, 1, (const GLchar **) &text, NULL); + + glCompileShader(shader); + + glGetShaderiv(shader, GL_COMPILE_STATUS, &stat); + if (!stat) { + GLchar log[1000]; + GLsizei len; + glGetShaderInfoLog(shader, 1000, &len, log); + fprintf(stderr, "Problem compiling shader: %s\n", log); + exit(1); + } + else { + printf("Shader compiled OK\n"); + } +} + +static void readShader(GLuint shader, const char *filename) +{ + const int max = 100*1000; + int n; + char *buffer = (char*) malloc(max); + FILE *f = fopen(filename, "r"); + if (!f) { + fprintf(stderr, "Unable to open shader file %s\n", filename); + exit(1); + } + + n = fread(buffer, 1, max, f); + printf("Read %d bytes from shader file %s\n", n, filename); + if (n > 0) { + buffer[n] = 0; + loadAndCompileShader(shader, buffer); + } + + fclose(f); + free(buffer); +} + + +static void +checkLink(GLuint prog) +{ + GLint stat; + glGetProgramiv(prog, GL_LINK_STATUS, &stat); + if (!stat) { + GLchar log[1000]; + GLsizei len; + glGetProgramInfoLog(prog, 1000, &len, log); + fprintf(stderr, "Linker error:\n%s\n", log); + } + else { + fprintf(stderr, "Link success!\n"); + } +} + +static void fillConvolution(GLint *k, + GLfloat *scale, + GLfloat *color) +{ + switch(filter) { + case GAUSSIAN_BLUR: + k[0] = 1; k[1] = 2; k[2] = 1; + k[3] = 2; k[4] = 4; k[5] = 2; + k[6] = 1; k[7] = 2; k[8] = 1; + + *scale = 1./16.; + break; + case SHARPEN: + k[0] = 0; k[1] = -2; k[2] = 0; + k[3] = -2; k[4] = 11; k[5] = -2; + k[6] = 0; k[7] = -2; k[8] = 0; + + *scale = 1./3.; + break; + case MEAN_REMOVAL: + k[0] = -1; k[1] = -1; k[2] = -1; + k[3] = -1; k[4] = 9; k[5] = -1; + k[6] = -1; k[7] = -1; k[8] = -1; + + *scale = 1./1.; + break; + case EMBOSS: + k[0] = -1; k[1] = 0; k[2] = -1; + k[3] = 0; k[4] = 4; k[5] = 0; + k[6] = -1; k[7] = 0; k[8] = -1; + + *scale = 1./1.; + color[0] = 0.5; + color[1] = 0.5; + color[2] = 0.5; + color[3] = 0.5; + break; + case NO_FILTER: + k[0] = 0; k[1] = 0; k[2] = 0; + k[3] = 0; k[4] = 1; k[5] = 0; + k[6] = 0; k[7] = 0; k[8] = 0; + + *scale = 1.; + break; + default: + assert(!"Unhandled switch value"); + } +} + +static void setupConvolution() +{ + GLint *kernel = (GLint*)malloc(sizeof(GLint) * 9); + GLfloat scale; + GLfloat *vecKer = (GLfloat*)malloc(sizeof(GLfloat) * 9 * 4); + GLuint loc; + GLuint i; + GLfloat baseColor[4]; + baseColor[0] = 0; + baseColor[1] = 0; + baseColor[2] = 0; + baseColor[3] = 0; + + fillConvolution(kernel, &scale, baseColor); + /*vector of 4*/ + for (i = 0; i < 9; ++i) { + vecKer[i*4 + 0] = kernel[i]; + vecKer[i*4 + 1] = kernel[i]; + vecKer[i*4 + 2] = kernel[i]; + vecKer[i*4 + 3] = kernel[i]; + } + + loc = glGetUniformLocationARB(program, "KernelValue"); + glUniform4fv(loc, 9, vecKer); + loc = glGetUniformLocationARB(program, "ScaleFactor"); + glUniform4f(loc, scale, scale, scale, scale); + loc = glGetUniformLocationARB(program, "BaseColor"); + glUniform4f(loc, baseColor[0], baseColor[1], + baseColor[2], baseColor[3]); + + free(vecKer); + free(kernel); +} + +static void createProgram(const char *vertProgFile, + const char *fragProgFile) +{ + GLuint fragShader = 0, vertShader = 0; + + program = glCreateProgram(); + if (vertProgFile) { + vertShader = glCreateShader(GL_VERTEX_SHADER); + readShader(vertShader, vertProgFile); + glAttachShader(program, vertShader); + } + + if (fragProgFile) { + fragShader = glCreateShader(GL_FRAGMENT_SHADER); + readShader(fragShader, fragProgFile); + glAttachShader(program, fragShader); + } + + glLinkProgram(program); + checkLink(program); + + glUseProgram(program); + + assert(glIsProgram(program)); + assert(glIsShader(fragShader)); + assert(glIsShader(vertShader)); + + checkError(__LINE__); + {/*texture*/ + GLuint texLoc = glGetUniformLocationARB(program, "srcTex"); + glUniform1iARB(texLoc, 0); + } + {/*setup offsets */ + float offsets[] = { 1.0 / texture.width, 1.0 / texture.height, + 0.0 , 1.0 / texture.height, + -1.0 / texture.width, 1.0 / texture.height, + 1.0 / texture.width, 0.0, + 0.0 , 0.0, + -1.0 / texture.width, 0.0, + 1.0 / texture.width, -1.0 / texture.height, + 0.0 , -1.0 / texture.height, + -1.0 / texture.width, -1.0 / texture.height }; + GLuint offsetLoc = glGetUniformLocationARB(program, "Offset"); + glUniform2fv(offsetLoc, 9, offsets); + } + setupConvolution(); + + checkError(__LINE__); +} + + +static void readTexture(const char *filename) +{ + GLubyte *data; + + texture.x = 0; + texture.y = 0; + + glGenTextures(1, &texture.id); + glBindTexture(GL_TEXTURE_2D, texture.id); + glTexParameteri(GL_TEXTURE_2D, + GL_TEXTURE_MIN_FILTER, GL_NEAREST); + glTexParameteri(GL_TEXTURE_2D, + GL_TEXTURE_MAG_FILTER, GL_NEAREST); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP); + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); + data = LoadRGBImage(filename, &texture.width, &texture.height, + &texture.format); + if (!data) { + printf("Error: couldn't load texture image '%s'\n", filename); + exit(1); + } + printf("Texture %s (%d x %d)\n", + filename, texture.width, texture.height); + glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, + texture.width, texture.height, 0, texture.format, + GL_UNSIGNED_BYTE, data); +} + +static void menuSelected(int entry) +{ + switch (entry) { + case QUIT: + exit(0); + break; + default: + filter = (enum Filter)entry; + } + setupConvolution(); + + glutPostRedisplay(); +} + +static void menuInit() +{ + menuId = glutCreateMenu(menuSelected); + + glutAddMenuEntry("Gaussian blur", GAUSSIAN_BLUR); + glutAddMenuEntry("Sharpen", SHARPEN); + glutAddMenuEntry("Mean removal", MEAN_REMOVAL); + glutAddMenuEntry("Emboss", EMBOSS); + glutAddMenuEntry("None", NO_FILTER); + + glutAddMenuEntry("Quit", QUIT); + + glutAttachMenu(GLUT_RIGHT_BUTTON); +} + +static void init() +{ + fprintf(stderr, "GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER)); + fprintf(stderr, "GL_VERSION = %s\n", (char *) glGetString(GL_VERSION)); + fprintf(stderr, "GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR)); + + menuInit(); + readTexture(textureLocation); + createProgram("convolution.vert", "convolution.frag"); + + glEnable(GL_TEXTURE_2D); + glClearColor(1.0, 1.0, 1.0, 1.0); + /*glShadeModel(GL_SMOOTH);*/ + glShadeModel(GL_FLAT); +} + +static void reshape(int width, int height) +{ + glViewport(0, 0, width, height); + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + box.minx = 0; + box.maxx = width; + box.miny = 0; + box.maxy = height; + box.minz = 0; + box.maxz = 1; + glOrtho(box.minx, box.maxx, box.miny, box.maxy, -999999, 999999); + glMatrixMode(GL_MODELVIEW); +} + +static void keyPress(unsigned char key, int x, int y) +{ + switch(key) { + case 27: + exit(0); + default: + return; + } + glutPostRedisplay(); +} + +static void +special(int k, int x, int y) +{ + switch (k) { + case GLUT_KEY_UP: + viewRotx += 2.0; + break; + case GLUT_KEY_DOWN: + viewRotx -= 2.0; + break; + case GLUT_KEY_LEFT: + viewRoty += 2.0; + break; + case GLUT_KEY_RIGHT: + viewRoty -= 2.0; + break; + default: + return; + } + glutPostRedisplay(); +} + + +static void draw() +{ + GLfloat center[2]; + GLfloat anchor[2]; + + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + + glLoadIdentity(); + glPushMatrix(); + + center[0] = box.maxx/2; + center[1] = box.maxy/2; + anchor[0] = center[0] - texture.width/2; + anchor[1] = center[1] - texture.height/2; + + glTranslatef(center[0], center[1], 0); + glRotatef(viewRotx, 1.0, 0.0, 0.0); + glRotatef(viewRoty, 0.0, 1.0, 0.0); + glRotatef(viewRotz, 0.0, 0.0, 1.0); + glTranslatef(-center[0], -center[1], 0); + + glTranslatef(anchor[0], anchor[1], 0); + glBegin(GL_TRIANGLE_STRIP); + { + glColor3f(1., 0., 0.); + glTexCoord2f(0, 0); + glVertex3f(0, 0, 0); + + glColor3f(0., 1., 0.); + glTexCoord2f(0, 1.0); + glVertex3f(0, texture.height, 0); + + glColor3f(1., 0., 0.); + glTexCoord2f(1.0, 0); + glVertex3f(texture.width, 0, 0); + + glColor3f(0., 1., 0.); + glTexCoord2f(1, 1); + glVertex3f(texture.width, texture.height, 0); + } + glEnd(); + + glPopMatrix(); + + glFlush(); + + glutSwapBuffers(); +} + +int main(int argc, char **argv) +{ + glutInit(&argc, argv); + + glutInitWindowPosition(0, 0); + glutInitWindowSize(400, 400); + glutInitDisplayMode(GLUT_RGB | GLUT_ALPHA | GLUT_DOUBLE); + + if (!glutCreateWindow("Image Convolutions")) { + fprintf(stderr, "Couldn't create window!\n"); + exit(1); + } + + init(); + + glutReshapeFunc(reshape); + glutKeyboardFunc(keyPress); + glutSpecialFunc(special); + glutDisplayFunc(draw); + + + glutMainLoop(); + return 0; +} diff --git a/progs/miniglx/.gitignore b/progs/miniglx/.gitignore new file mode 100644 index 0000000000..f630f591f6 --- /dev/null +++ b/progs/miniglx/.gitignore @@ -0,0 +1,6 @@ +manytex +miniglxsample +miniglxtest +sample_server +sample_server2 +texline diff --git a/progs/miniglx/glfbdevtest.c b/progs/miniglx/glfbdevtest.c index c82ca6e5f6..d4efb96930 100644 --- a/progs/miniglx/glfbdevtest.c +++ b/progs/miniglx/glfbdevtest.c @@ -1,4 +1,3 @@ -/* $Id: glfbdevtest.c,v 1.1 2003/08/06 17:47:15 keithw Exp $ */ /* * Test the GLFBDev interface. Only tested with radeonfb driver!!!! diff --git a/progs/miniglx/manytex.c b/progs/miniglx/manytex.c index 36fa10d222..74b06649f6 100644 --- a/progs/miniglx/manytex.c +++ b/progs/miniglx/manytex.c @@ -1,4 +1,3 @@ -/* $Id: manytex.c,v 1.2 2003/08/23 01:28:59 jonsmirl Exp $ */ /* * test handling of many texture maps diff --git a/progs/miniglx/sample_server.c b/progs/miniglx/sample_server.c index 039c04fa40..62456eca25 100644 --- a/progs/miniglx/sample_server.c +++ b/progs/miniglx/sample_server.c @@ -1,4 +1,3 @@ -/* $Id: sample_server.c,v 1.1 2003/08/06 17:47:15 keithw Exp $ */ /* * Sample server that just keeps first available window mapped. diff --git a/progs/miniglx/sample_server2.c b/progs/miniglx/sample_server2.c index 58effcf484..efd382a6d9 100644 --- a/progs/miniglx/sample_server2.c +++ b/progs/miniglx/sample_server2.c @@ -1,4 +1,3 @@ -/* $Id: sample_server2.c,v 1.2 2003/08/23 01:28:59 jonsmirl Exp $ */ /* * Sample server that just keeps first available window mapped. diff --git a/progs/miniglx/texline.c b/progs/miniglx/texline.c index d2a97d2876..098077f247 100644 --- a/progs/miniglx/texline.c +++ b/progs/miniglx/texline.c @@ -1,4 +1,3 @@ -/* $Id: texline.c,v 1.1 2003/08/06 17:47:15 keithw Exp $ */ /* * Test textured lines. diff --git a/progs/osdemos/.gitignore b/progs/osdemos/.gitignore new file mode 100644 index 0000000000..5c78f12481 --- /dev/null +++ b/progs/osdemos/.gitignore @@ -0,0 +1,8 @@ +osdemo +osdemo16 +osdemo32 +ostest1 +readtex.c +readtex.h +showbuffer.c +showbuffer.h diff --git a/progs/samples/.gitignore b/progs/samples/.gitignore index 9635c7f450..f60d6e94ea 100644 --- a/progs/samples/.gitignore +++ b/progs/samples/.gitignore @@ -1,24 +1,41 @@ .cvsignore accum +anywin +bdemo +binfo bitmap1 bitmap2 blendeq blendxor +bugger copy cursor +demo depth eval +ffset fog font +font +incopy line logo +lthreads +lxdemo +lxgears +lxheads +lxinfo +lxpixmap nurb oglinfo olympic overlay +pend point prim quad +readtex.c +readtex.h select shape sphere @@ -28,20 +45,3 @@ stretch texture tri wave -bugger -pend -lthreads -lxdemo -lxgears -lxheads -lxinfo -lxpixmap -anywin -ffset -bdemo -binfo -incopy -demo -font -readtex.c -readtex.h diff --git a/progs/slang/.gitignore b/progs/slang/.gitignore new file mode 100644 index 0000000000..8a42b018e6 --- /dev/null +++ b/progs/slang/.gitignore @@ -0,0 +1,3 @@ +cltest +sotest +vstest diff --git a/progs/tests/.gitignore b/progs/tests/.gitignore index 2c0e16c35e..a72f552f10 100644 --- a/progs/tests/.gitignore +++ b/progs/tests/.gitignore @@ -1,48 +1,75 @@ .cvsignore -getproclist.h +afsmultiarb antialias arbfpspec arbfptest1 arbfptexture arbfptrig +arbnpot +arbnpot-mipmap arbvptest1 arbvptest3 arbvptorus arbvpwarpmesh +arraytexture blendminmax blendsquare bufferobj +bug_3050 bug_3101 bug_3195 +calibrate_rast +copypixrate crossbar cva dinoshade +drawbuffers +extfuncs.h fbotest1 +fbotest2 fbotexture +fillrate floattex fog fogcoord fptest1 fptexture getprocaddress +getproclist.h +interleave invert +jkrahntest manytex +minmag +mipmap_limits +mipmap_view multipal no_s3tc packedpixels pbo +prog_parameter projtex +random +readrate +readtex.c +readtex.h seccolor sharedtex -stencil_wrap stencilwrap +stencil_wrap +subtex +subtexrate tex1d texcmp +texcompress2 +texfilt texgenmix texline texobjshare texrect texwrap +vao-01 +vao-02 vparray vptest1 vptest2 @@ -51,4 +78,6 @@ vptorus vpwarpmesh yuvrect yuvsquare +zcomp +zdrawpix zreaddraw diff --git a/progs/tests/Makefile.win b/progs/tests/Makefile.win index 0de6c42e39..d42e3cb654 100644 --- a/progs/tests/Makefile.win +++ b/progs/tests/Makefile.win @@ -1,4 +1,3 @@ -# $Id: Makefile.win,v 1.1 2002/01/16 01:03:25 kschultz Exp $ # Mesa 3-D graphics library # Version: 3.5 diff --git a/progs/tests/antialias.c b/progs/tests/antialias.c index 79b5ab75c5..3a83c34b8d 100644 --- a/progs/tests/antialias.c +++ b/progs/tests/antialias.c @@ -1,4 +1,3 @@ -/* $Id: antialias.c,v 1.2 2003/03/29 16:42:57 brianp Exp $ */ /* * Test multisampling and polygon smoothing. diff --git a/progs/tests/cva.c b/progs/tests/cva.c index c7677990bf..a47b2a9319 100644 --- a/progs/tests/cva.c +++ b/progs/tests/cva.c @@ -1,4 +1,3 @@ -/* $Id: cva.c,v 1.8 2006/11/22 19:37:21 sroland Exp $ */ /* * Trivial CVA test, good for testing driver fastpaths (especially diff --git a/progs/tests/fbotest2.c b/progs/tests/fbotest2.c index 18f28972b6..5283c7e1fd 100644 --- a/progs/tests/fbotest2.c +++ b/progs/tests/fbotest2.c @@ -68,6 +68,7 @@ Display( void ) /* draw to window */ glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0); + glDisable(GL_DEPTH_TEST); /* in case window has depth buffer */ glWindowPos2iARB(0, 0); glDrawPixels(Width, Height, GL_RGBA, GL_UNSIGNED_BYTE, buffer); diff --git a/progs/tests/getprocaddress.py b/progs/tests/getprocaddress.py index d16b2d93d0..8adfc51bd6 100644 --- a/progs/tests/getprocaddress.py +++ b/progs/tests/getprocaddress.py @@ -1,6 +1,5 @@ #!/usr/bin/env python -# $Id: getprocaddress.py,v 1.7 2005/06/21 23:42:43 idr Exp $ # Helper for the getprocaddress.c test. diff --git a/progs/tests/jkrahntest.c b/progs/tests/jkrahntest.c index 85bda8d015..08660b8932 100644 --- a/progs/tests/jkrahntest.c +++ b/progs/tests/jkrahntest.c @@ -1,4 +1,3 @@ -/* $Id: jkrahntest.c,v 1.2 2006/01/30 17:12:10 brianp Exp $ */ /* This is a good test for glXSwapBuffers on non-current windows, * and the glXCopyContext function. Fixed several Mesa/DRI bugs with diff --git a/progs/tests/manytex.c b/progs/tests/manytex.c index 900e5834fe..83c8676657 100644 --- a/progs/tests/manytex.c +++ b/progs/tests/manytex.c @@ -1,4 +1,3 @@ -/* $Id: manytex.c,v 1.5 2005/09/15 01:58:39 brianp Exp $ */ /* * test handling of many texture maps diff --git a/progs/tests/multipal.c b/progs/tests/multipal.c index c824b38703..52818fca7e 100644 --- a/progs/tests/multipal.c +++ b/progs/tests/multipal.c @@ -1,4 +1,3 @@ -/* $Id: multipal.c,v 1.6 2003/12/08 09:03:36 joukj Exp $ */ /* * Test multitexture and paletted textures. diff --git a/progs/tests/multiwindow.c b/progs/tests/multiwindow.c index e004b0336c..b069bea91c 100644 --- a/progs/tests/multiwindow.c +++ b/progs/tests/multiwindow.c @@ -1,4 +1,3 @@ -/* $Id: multiwindow.c,v 1.1 2001/08/21 14:25:31 brianp Exp $ */ /* * A skeleton/template GLUT program @@ -8,7 +7,6 @@ /* - * $Log: multiwindow.c,v $ * Revision 1.1 2001/08/21 14:25:31 brianp * simple multi-window GLUT test prog * diff --git a/progs/tests/sharedtex.c b/progs/tests/sharedtex.c index 7be90d67f5..c07ebd719c 100644 --- a/progs/tests/sharedtex.c +++ b/progs/tests/sharedtex.c @@ -1,4 +1,3 @@ -/* $Id: sharedtex.c,v 1.2 2002/01/16 14:32:46 joukj Exp $ */ /* * Test sharing of display lists and texture objects between GLX contests. diff --git a/progs/tests/texline.c b/progs/tests/texline.c index 3d59d9ac26..ee16ed40df 100644 --- a/progs/tests/texline.c +++ b/progs/tests/texline.c @@ -1,4 +1,3 @@ -/* $Id: texline.c,v 1.5 2004/01/28 10:07:48 keithw Exp $ */ /* * Test textured lines. diff --git a/progs/tests/texrect.c b/progs/tests/texrect.c index 61c1fdd6b4..43edc49180 100644 --- a/progs/tests/texrect.c +++ b/progs/tests/texrect.c @@ -1,4 +1,3 @@ -/* $Id: texrect.c,v 1.5 2004/05/06 20:27:32 brianp Exp $ */ /* GL_NV_texture_rectangle test * diff --git a/progs/tests/texwrap.c b/progs/tests/texwrap.c index 6e9fbe0c70..8143256f8a 100644 --- a/progs/tests/texwrap.c +++ b/progs/tests/texwrap.c @@ -1,4 +1,3 @@ -/* $Id: texwrap.c,v 1.8 2005/08/25 03:09:12 brianp Exp $ */ /* * Test texture wrap modes. diff --git a/progs/tools/trace/.gitignore b/progs/tools/trace/.gitignore new file mode 100644 index 0000000000..afe0c5829e --- /dev/null +++ b/progs/tools/trace/.gitignore @@ -0,0 +1 @@ +gltrace.cc diff --git a/progs/trivial/.gitignore b/progs/trivial/.gitignore index aafc4a7291..30f03e9103 100644 --- a/progs/trivial/.gitignore +++ b/progs/trivial/.gitignore @@ -14,6 +14,7 @@ fs-tri line line-clip line-cull +line-smooth line-stipple-wide line-userclip line-userclip-clip @@ -33,6 +34,7 @@ point-clip point-param point-sprite point-wide +point-wide-smooth poly poly-flat poly-unfilled @@ -77,6 +79,7 @@ tri-flat tri-flat-clip tri-fog tri-mask-tri +tri-orig tri-query tri-scissor-tri tri-stencil @@ -84,6 +87,7 @@ tri-tex-3d tri-tri tri-unfilled tri-unfilled-clip +tri-unfilled-edgeflag tri-unfilled-smooth tri-unfilled-userclip tri-unfilled-userclip-stip diff --git a/progs/util/README b/progs/util/README index ca89d34bd3..ea71ebd2b9 100644 --- a/progs/util/README +++ b/progs/util/README @@ -19,4 +19,3 @@ imagesgi.cpp,.h - read SGI image files more to come... ---------------------------------------------------------------------- -$Id: README,v 1.1 1999/08/19 00:55:42 jtg Exp $ diff --git a/progs/util/glstate.c b/progs/util/glstate.c index 4c5db13ec7..21d7e4552d 100644 --- a/progs/util/glstate.c +++ b/progs/util/glstate.c @@ -1,4 +1,3 @@ -/* $Id: glstate.c,v 1.1 1999/08/19 00:55:42 jtg Exp $ */ /* * Print GL state information (for debugging) @@ -21,7 +20,6 @@ /* - * $Log: glstate.c,v $ * Revision 1.1 1999/08/19 00:55:42 jtg * Initial revision * diff --git a/progs/util/glstate.h b/progs/util/glstate.h index 1aa4d21d8e..9216382b7b 100644 --- a/progs/util/glstate.h +++ b/progs/util/glstate.h @@ -1,4 +1,3 @@ -/* $Id: glstate.h,v 1.1 1999/08/19 00:55:42 jtg Exp $ */ /* * Print GL state information (for debugging) @@ -21,7 +20,6 @@ /* - * $Log: glstate.h,v $ * Revision 1.1 1999/08/19 00:55:42 jtg * Initial revision * diff --git a/progs/util/sampleMakefile b/progs/util/sampleMakefile index ebb57ff3dd..71ec150b88 100644 --- a/progs/util/sampleMakefile +++ b/progs/util/sampleMakefile @@ -1,11 +1,9 @@ -# $Id: sampleMakefile,v 1.1 1999/08/19 00:55:42 jtg Exp $ # Sample makefile for compiling OpenGL/Mesa applications on Unix. # This example assumes Linux with gcc. # This makefile is in the public domain -# $Log: sampleMakefile,v $ # Revision 1.1 1999/08/19 00:55:42 jtg # Initial revision # diff --git a/progs/vp/.gitignore b/progs/vp/.gitignore new file mode 100644 index 0000000000..a5ff993525 --- /dev/null +++ b/progs/vp/.gitignore @@ -0,0 +1 @@ +vp-tris diff --git a/progs/windml/ugldrawpix.c b/progs/windml/ugldrawpix.c index b33be2c6ae..154fe55970 100644 --- a/progs/windml/ugldrawpix.c +++ b/progs/windml/ugldrawpix.c @@ -7,7 +7,6 @@ */ /* - * $Log: ugldrawpix.c,v $ * Revision 1.2 2001/09/10 19:21:13 brianp * WindML updates (Stephane Raimbault) * diff --git a/progs/windml/ugltexcyl.c b/progs/windml/ugltexcyl.c index d2fe687b92..db66d1ff67 100644 --- a/progs/windml/ugltexcyl.c +++ b/progs/windml/ugltexcyl.c @@ -7,7 +7,6 @@ */ /* - * $Log: ugltexcyl.c,v $ * Revision 1.2 2001/09/10 19:21:13 brianp * WindML updates (Stephane Raimbault) * diff --git a/progs/xdemos/.gitignore b/progs/xdemos/.gitignore index 250bc17d98..34551101cb 100644 --- a/progs/xdemos/.gitignore +++ b/progs/xdemos/.gitignore @@ -13,6 +13,7 @@ offset overlay pbdemo pbinfo +sharedtex texture_from_pixmap wincopy xdemo diff --git a/progs/xdemos/glthreads.c b/progs/xdemos/glthreads.c index 989697fbca..b90e6b4f31 100644 --- a/progs/xdemos/glthreads.c +++ b/progs/xdemos/glthreads.c @@ -24,18 +24,33 @@ * This program tests GLX thread safety. * Command line options: * -p Open a display connection for each thread + * -l Enable application-side locking * -n <num threads> Number of threads to create (default is 2) * -display <display name> Specify X display (default is :0.0) + * -t Use texture mapping * * Brian Paul 20 July 2000 */ +/* + * Notes: + * - Each thread gets its own GLX context. + * + * - The GLX 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 <assert.h> #include <GL/gl.h> #include <GL/glx.h> +#include <math.h> #include <stdio.h> #include <stdlib.h> #include <string.h> @@ -55,6 +70,8 @@ struct winthread { float Angle; int WinWidth, WinHeight; GLboolean NewSize; + GLboolean Initialized; + GLboolean MakeNewTexture; }; @@ -65,8 +82,13 @@ 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 @@ -77,6 +99,59 @@ Error(const char *msg) } +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) @@ -85,52 +160,61 @@ draw_object(void) glScalef(0.75, 0.75, 0.75); glColor3f(1, 0, 0); - glBegin(GL_POLYGON); - glVertex3f(1, -1, -1); - glVertex3f(1, 1, -1); - glVertex3f(1, 1, 1); - glVertex3f(1, -1, 1); - glEnd(); + if (Texture) { + glBindTexture(GL_TEXTURE_2D, TexObj); + glEnable(GL_TEXTURE_2D); + } + else { + glDisable(GL_TEXTURE_2D); + } + + glBegin(GL_QUADS); + + /* -X */ glColor3f(0, 1, 1); - glBegin(GL_POLYGON); - glVertex3f(-1, -1, -1); - glVertex3f(-1, 1, -1); - glVertex3f(-1, 1, 1); - glVertex3f(-1, -1, 1); - glEnd(); + 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); - glColor3f(0, 1, 0); - glBegin(GL_POLYGON); - glVertex3f(-1, 1, -1); - glVertex3f( 1, 1, -1); - glVertex3f( 1, 1, 1); - glVertex3f(-1, 1, 1); - glEnd(); + /* +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); - glBegin(GL_POLYGON); - glVertex3f(-1, -1, -1); - glVertex3f( 1, -1, -1); - glVertex3f( 1, -1, 1); - glVertex3f(-1, -1, 1); - glEnd(); + 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); - glColor3f(0, 0, 1); - glBegin(GL_POLYGON); - glVertex3f(-1, -1, 1); - glVertex3f( 1, -1, 1); - glVertex3f( 1, 1, 1); - glVertex3f(-1, 1, 1); - glEnd(); + /* +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); - glBegin(GL_POLYGON); - glVertex3f(-1, -1, -1); - glVertex3f( 1, -1, -1); - glVertex3f( 1, 1, -1); - glVertex3f(-1, 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); + + /* +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(); } @@ -142,6 +226,8 @@ resize(struct winthread *wt, int w, int h) wt->NewSize = GL_TRUE; wt->WinWidth = w; wt->WinHeight = h; + if (!Animate) + signal_redraw(); } @@ -151,18 +237,19 @@ resize(struct winthread *wt, int w, int h) static void draw_loop(struct winthread *wt) { - GLboolean firstIter = GL_TRUE; - while (!ExitFlag) { if (Locking) pthread_mutex_lock(&Mutex); glXMakeCurrent(wt->Dpy, wt->Win, wt->Context); - if (firstIter) { + if (!wt->Initialized) { printf("glthreads: %d: GL_RENDERER = %s\n", wt->Index, (char *) glGetString(GL_RENDERER)); - firstIter = GL_FALSE; + if (Texture /*&& wt->Index == 0*/) { + MakeNewTexture(wt); + } + wt->Initialized = GL_TRUE; } if (Locking) @@ -182,10 +269,15 @@ draw_loop(struct winthread *wt) 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, 0, 1); + glRotatef(wt->Angle, 0, 1, 0); glRotatef(wt->Angle, 1, 0, 0); glScalef(0.7, 0.7, 0.7); draw_object(); @@ -199,12 +291,63 @@ draw_loop(struct winthread *wt) if (Locking) pthread_mutex_unlock(&Mutex); - usleep(5000); + 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; } } +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. @@ -250,10 +393,14 @@ event_loop(Display *dpy) } break; case KeyPress: - /* tell all threads to exit */ - ExitFlag = GL_TRUE; - /*printf("exit draw_loop %d\n", wt->Index);*/ - return; + 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*/ ; } @@ -281,12 +428,10 @@ event_loop_multi(void) resize(wt, event.xconfigure.width, event.xconfigure.height); break; case KeyPress: - /* tell all threads to exit */ - ExitFlag = GL_TRUE; - /*printf("exit draw_loop %d\n", wt->Index);*/ - return; + keypress(&event, wt); + break; default: - /*no-op*/ ; + ; /* nop */ } } w = (w + 1) % NumWinThreads; @@ -300,7 +445,7 @@ event_loop_multi(void) * we'll call this once for each thread, before the threads are created. */ static void -create_window(struct winthread *wt) +create_window(struct winthread *wt, GLXContext shareCtx) { Window win; GLXContext ctx; @@ -316,9 +461,9 @@ create_window(struct winthread *wt) unsigned long mask; Window root; XVisualInfo *visinfo; - int width = 80, height = 80; - int xpos = (wt->Index % 10) * 90; - int ypos = (wt->Index / 10) * 100; + 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); @@ -355,7 +500,7 @@ create_window(struct winthread *wt) } - ctx = glXCreateContext(wt->Dpy, visinfo, NULL, True); + ctx = glXCreateContext(wt->Dpy, visinfo, shareCtx, True); if (!ctx) { Error("Couldn't create GLX context"); } @@ -405,6 +550,25 @@ clean_up(void) } +static void +usage(void) +{ + printf("glthreads: test of GL thread safety (any key = exit)\n"); + printf("Usage:\n"); + printf(" glthreads [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[]) @@ -416,9 +580,7 @@ main(int argc, char *argv[]) Status threadStat; if (argc == 1) { - printf("glthreads: test of GL thread safety (any key = exit)\n"); - printf("Usage:\n"); - printf(" glthreads [-display dpyName] [-n numthreads]\n"); + usage(); } else { int i; @@ -433,6 +595,9 @@ main(int argc, char *argv[]) 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) @@ -442,13 +607,14 @@ main(int argc, char *argv[]) i++; } else { - fprintf(stderr, "glthreads: unexpected flag: %s\n", argv[i]); + usage(); + exit(1); } } } if (Locking) - printf("glthreads: Using explict locks around Xlib calls.\n"); + printf("glthreads: Using explicit locks around Xlib calls.\n"); else printf("glthreads: No explict locking.\n"); @@ -478,9 +644,9 @@ main(int argc, char *argv[]) } } - if (Locking) { - pthread_mutex_init(&Mutex, NULL); - } + pthread_mutex_init(&Mutex, NULL); + pthread_mutex_init(&CondMutex, NULL); + pthread_cond_init(&CondVar, NULL); printf("glthreads: creating windows\n"); @@ -488,6 +654,8 @@ main(int argc, char *argv[]) /* Create the GLX windows and contexts */ for (i = 0; i < numThreads; i++) { + GLXContext share; + if (MultiDisplays) { WinThreads[i].Dpy = XOpenDisplay(displayName); assert(WinThreads[i].Dpy); @@ -496,7 +664,11 @@ main(int argc, char *argv[]) WinThreads[i].Dpy = dpy; } WinThreads[i].Index = i; - create_window(&WinThreads[i]); + WinThreads[i].Initialized = GL_FALSE; + + share = (Texture && i > 0) ? WinThreads[0].Context : 0; + + create_window(&WinThreads[i], share); } printf("glthreads: creating threads\n"); @@ -505,7 +677,7 @@ main(int argc, char *argv[]) for (i = 0; i < numThreads; i++) { pthread_create(&WinThreads[i].Thread, NULL, thread_function, (void*) &WinThreads[i]); - printf("glthreads: Created thread %u\n", (unsigned int) WinThreads[i].Thread); + printf("glthreads: Created thread %p\n", (void *) WinThreads[i].Thread); } if (MultiDisplays) diff --git a/progs/xdemos/vgears.c b/progs/xdemos/vgears.c index 13d030a8be..f579e8b421 100644 --- a/progs/xdemos/vgears.c +++ b/progs/xdemos/vgears.c @@ -1,4 +1,3 @@ -/* $ID$ */ /* * Spinning gears demo for Linux SVGA/Mesa interface in 32K color mode. |