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-rw-r--r--progs/xdemos/glxgears_fbconfig.c632
1 files changed, 0 insertions, 632 deletions
diff --git a/progs/xdemos/glxgears_fbconfig.c b/progs/xdemos/glxgears_fbconfig.c
deleted file mode 100644
index 36bf73138c..0000000000
--- a/progs/xdemos/glxgears_fbconfig.c
+++ /dev/null
@@ -1,632 +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.
- */
-
-/**
- * \file glxgears_fbconfig.c
- * Yet-another-version of gears. Originally ported to GLX by Brian Paul on
- * 23 March 2001. Modified to use fbconfigs by Ian Romanick on 10 Feb 2004.
- *
- * Command line options:
- * -info print GL implementation information
- *
- * \author Brian Paul
- * \author Ian Romanick <idr@us.ibm.com>
- */
-
-
-#define GLX_GLXEXT_PROTOTYPES
-
-#include <math.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <X11/Xlib.h>
-#include <X11/keysym.h>
-#include <GL/gl.h>
-#include <GL/glx.h>
-#include <GL/glxext.h>
-#include <assert.h>
-#include "pbutil.h"
-
-static PFNGLXCHOOSEFBCONFIGPROC choose_fbconfig = NULL;
-static PFNGLXGETVISUALFROMFBCONFIGPROC get_visual_from_fbconfig = NULL;
-static PFNGLXCREATENEWCONTEXTPROC create_new_context = NULL;
-static PFNGLXCREATEWINDOWPROC create_window = NULL;
-static PFNGLXDESTROYWINDOWPROC destroy_window = NULL;
-
-#define BENCHMARK
-
-#ifdef BENCHMARK
-
-/* XXX this probably isn't very portable */
-
-#include <sys/time.h>
-#include <unistd.h>
-
-/* return current time (in seconds) */
-static int
-current_time(void)
-{
- struct timeval tv;
-#ifdef __VMS
- (void) gettimeofday(&tv, NULL );
-#else
- struct timezone tz;
- (void) gettimeofday(&tv, &tz);
-#endif
- return (int) tv.tv_sec;
-}
-
-#else /*BENCHMARK*/
-
-/* dummy */
-static int
-current_time(void)
-{
- return 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)
-{
- 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 GLXWindow
-dummy_create_window(Display *dpy, GLXFBConfig config, Window win,
- const int *attrib_list)
-{
- (void) dpy;
- (void) config;
- (void) attrib_list;
-
- return (GLXWindow) win;
-}
-
-
-static void
-dummy_destroy_window(Display *dpy, GLXWindow win)
-{
- (void) dpy;
- (void) win;
-}
-
-
-/**
- * Initialize fbconfig related function pointers.
- */
-static void
-init_fbconfig_functions(Display *dpy, int scrnum)
-{
- const char * glx_extensions;
- const char * match;
- static const char ext_name[] = "GLX_SGIX_fbconfig";
- const size_t len = strlen( ext_name );
- int major;
- int minor;
- GLboolean ext_version_supported;
- GLboolean glx_1_3_supported;
-
-
- /* Determine if GLX 1.3 or greater is supported.
- */
- glXQueryVersion(dpy, & major, & minor);
- glx_1_3_supported = (major == 1) && (minor >= 3);
-
- /* Determine if GLX_SGIX_fbconfig is supported.
- */
- glx_extensions = glXQueryExtensionsString(dpy, scrnum);
- match = strstr( glx_extensions, ext_name );
-
- ext_version_supported = (match != NULL)
- && ((match[len] == '\0') || (match[len] == ' '));
-
- printf( "GLX 1.3 is %ssupported.\n",
- (glx_1_3_supported) ? "" : "not " );
- printf( "%s is %ssupported.\n",
- ext_name, (ext_version_supported) ? "" : "not " );
-
- if ( glx_1_3_supported ) {
- choose_fbconfig = (PFNGLXCHOOSEFBCONFIGPROC)
- glXGetProcAddressARB((GLubyte *) "glXChooseFBConfig");
- get_visual_from_fbconfig = (PFNGLXGETVISUALFROMFBCONFIGPROC)
- glXGetProcAddressARB((GLubyte *) "glXGetVisualFromFBConfig");
- create_new_context = (PFNGLXCREATENEWCONTEXTPROC)
- glXGetProcAddressARB((GLubyte *) "glXCreateNewContext");
- create_window = (PFNGLXCREATEWINDOWPROC)
- glXGetProcAddressARB((GLubyte *) "glXCreateWindow");
- destroy_window = (PFNGLXDESTROYWINDOWPROC)
- glXGetProcAddressARB((GLubyte *) "glXDestroyWindow");
- }
- else if ( ext_version_supported ) {
- choose_fbconfig = (PFNGLXCHOOSEFBCONFIGPROC)
- glXGetProcAddressARB((GLubyte *) "glXChooseFBConfigSGIX");
- get_visual_from_fbconfig = (PFNGLXGETVISUALFROMFBCONFIGPROC)
- glXGetProcAddressARB((GLubyte *) "glXGetVisualFromFBConfigSGIX");
- create_new_context = (PFNGLXCREATENEWCONTEXTPROC)
- glXGetProcAddressARB((GLubyte *) "glXCreateContextWithConfigSGIX");
- create_window = dummy_create_window;
- destroy_window = dummy_destroy_window;
- }
- else {
- printf( "This demo requires either GLX 1.3 or %s be supported.\n",
- ext_name );
- exit(1);
- }
-
- if ( choose_fbconfig == NULL ) {
- printf( "glXChooseFBConfig not found!\n" );
- exit(1);
- }
-
- if ( get_visual_from_fbconfig == NULL ) {
- printf( "glXGetVisualFromFBConfig not found!\n" );
- exit(1);
- }
-
- if ( create_new_context == NULL ) {
- printf( "glXCreateNewContext not found!\n" );
- exit(1);
- }
-}
-
-
-/*
- * Create an RGB, double-buffered window.
- * Return the window and context handles.
- */
-static void
-make_window( Display *dpy, const char *name,
- int x, int y, int width, int height,
- Window *winRet, GLXWindow *glxWinRet, GLXContext *ctxRet)
-{
- int attrib[] = { GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT,
- GLX_RENDER_TYPE, GLX_RGBA_BIT,
- GLX_RED_SIZE, 1,
- GLX_GREEN_SIZE, 1,
- GLX_BLUE_SIZE, 1,
- GLX_DOUBLEBUFFER, GL_TRUE,
- GLX_DEPTH_SIZE, 1,
- None };
- GLXFBConfig * fbconfig;
- int num_configs;
- int scrnum;
- int i;
- XSetWindowAttributes attr;
- unsigned long mask;
- Window root;
- Window win;
- GLXWindow glxWin;
- GLXContext ctx;
- XVisualInfo *visinfo;
-
- scrnum = DefaultScreen( dpy );
- root = RootWindow( dpy, scrnum );
-
- init_fbconfig_functions(dpy, scrnum);
- fbconfig = (*choose_fbconfig)(dpy, scrnum, attrib, & num_configs);
- if (fbconfig == NULL) {
- printf("Error: couldn't get an RGB, Double-buffered visual\n");
- exit(1);
- }
-
- printf("\nThe following fbconfigs meet the requirements. The first one "
- "will be used.\n\n");
- for ( i = 0 ; i < num_configs ; i++ ) {
- PrintFBConfigInfo(dpy, scrnum, fbconfig[i], GL_TRUE);
- }
-
- /* window attributes */
- visinfo = (*get_visual_from_fbconfig)(dpy, fbconfig[0]);
- assert(visinfo != NULL);
- attr.background_pixel = 0;
- attr.border_pixel = 0;
- attr.colormap = XCreateColormap( dpy, root, visinfo->visual, AllocNone);
- attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
- mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
-
- win = XCreateWindow( 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(dpy, win, &sizehints);
- XSetStandardProperties(dpy, win, name, name,
- None, (char **)NULL, 0, &sizehints);
- }
-
- glxWin = (*create_window)(dpy, fbconfig[0], win, NULL);
-
- ctx = (*create_new_context)(dpy, fbconfig[0], GLX_RGBA_TYPE, NULL, GL_TRUE);
- if (!ctx) {
- printf("Error: glXCreateNewContext failed\n");
- exit(1);
- }
-
- XFree(fbconfig);
-
- *glxWinRet = glxWin;
- *winRet = win;
- *ctxRet = ctx;
-}
-
-
-static void
-event_loop(Display *dpy, GLXWindow win)
-{
- while (1) {
- while (XPending(dpy) > 0) {
- XEvent event;
- XNextEvent(dpy, &event);
- switch (event.type) {
- case Expose:
- /* we'll redraw below */
- 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;
- }
- }
- }
- }
- }
-
- /* next frame */
- angle += 2.0;
-
- draw();
- glXSwapBuffers(dpy, win);
-
- /* calc framerate */
- {
- static int t0 = -1;
- static int frames = 0;
- int t = current_time();
-
- if (t0 < 0)
- t0 = t;
-
- frames++;
-
- if (t - t0 >= 5.0) {
- GLfloat seconds = t - t0;
- GLfloat fps = frames / seconds;
- printf("%d frames in %3.1f seconds = %6.3f FPS\n", frames, seconds,
- fps);
- t0 = t;
- frames = 0;
- }
- }
- }
-}
-
-
-int
-main(int argc, char *argv[])
-{
- Display *dpy;
- Window win;
- GLXWindow glxWin;
- GLXContext ctx;
- const char *dpyName = NULL;
- GLboolean printInfo = GL_FALSE;
- 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;
- }
- }
-
- dpy = XOpenDisplay(dpyName);
- if (!dpy) {
- printf("Error: couldn't open display %s\n", XDisplayName(dpyName));
- return -1;
- }
-
- make_window(dpy, "glxgears", 0, 0, 300, 300, &win, &glxWin, &ctx);
- XMapWindow(dpy, win);
- glXMakeCurrent(dpy, glxWin, ctx);
-
- 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();
-
- event_loop(dpy, glxWin);
-
- glXDestroyContext(dpy, ctx);
- destroy_window(dpy, glxWin);
- XDestroyWindow(dpy, win);
- XCloseDisplay(dpy);
-
- return 0;
-}
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