+++ /dev/null
-/*
- * Copyright © 2009 Intel Corporation
- *
- * 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 (including the next
- * paragraph) 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
- * THE AUTHORS OR COPYRIGHT HOLDERS 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.
- *
- * Authors:
- * Jesse Barnes <jesse.barnes@intel.com>
- *
- */
-
-/** @file msctest.c
- * Simple test for MSC functionality.
- */
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <GL/gl.h>
-#include <GL/glu.h>
-#include <GL/glx.h>
-#include <GL/glxext.h>
-#include <X11/X.h>
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-
-void (*get_sync_values)(Display *dpy, Window winGL, int64_t *ust, int64_t *msc, int64_t *sbc);
-void (*wait_sync)(Display *dpy, Window winGL, int64_t target_msc, int64_t divisor, int64_t remainder, int64_t *ust, int64_t *msc, int64_t *sbc);
-
-static int GLXExtensionSupported(Display *dpy, const char *extension)
-{
- const char *extensionsString, *pos;
-
- extensionsString = glXQueryExtensionsString(dpy, DefaultScreen(dpy));
-
- pos = strstr(extensionsString, extension);
-
- if (pos != NULL && (pos == extensionsString || pos[-1] == ' ') &&
- (pos[strlen(extension)] == ' ' || pos[strlen(extension)] == '\0'))
- return 1;
-
- return 0;
-}
-
-extern char *optarg;
-extern int optind, opterr, optopt;
-static char optstr[] = "v";
-
-static void usage(char *name)
-{
- printf("usage: %s\n", name);
- exit(-1);
-}
-
-int main(int argc, char *argv[])
-{
- Display *disp;
- XVisualInfo *pvi;
- XSetWindowAttributes swa;
- int attrib[14];
- Window winGL;
- GLXContext context;
- int dummy;
- Atom wmDelete;
- int verbose = 0, width = 200, height = 200;
- int c, i = 1;
- int64_t ust, msc, sbc;
-
- opterr = 0;
- while ((c = getopt(argc, argv, optstr)) != -1) {
- switch (c) {
- case 'v':
- verbose = 1;
- break;
- default:
- usage(argv[0]);
- break;
- }
- }
-
- disp = XOpenDisplay(NULL);
- if (!disp) {
- fprintf(stderr, "failed to open display\n");
- return -1;
- }
-
- if (!glXQueryExtension(disp, &dummy, &dummy)) {
- fprintf(stderr, "glXQueryExtension failed\n");
- return -1;
- }
-
- if (!GLXExtensionSupported(disp, "GLX_OML_sync_control")) {
- fprintf(stderr, "GLX_OML_sync_control not supported, exiting\n");
- return -1;
- }
-
- attrib[0] = GLX_RGBA;
- attrib[1] = 1;
- attrib[2] = GLX_RED_SIZE;
- attrib[3] = 1;
- attrib[4] = GLX_GREEN_SIZE;
- attrib[5] = 1;
- attrib[6] = GLX_BLUE_SIZE;
- attrib[7] = 1;
- attrib[8] = GLX_DOUBLEBUFFER;
- attrib[9] = 1;
- attrib[10] = None;
-
- pvi = glXChooseVisual(disp, DefaultScreen(disp), attrib);
- if (!pvi) {
- fprintf(stderr, "failed to choose visual, exiting\n");
- return -1;
- }
-
- context = glXCreateContext(disp, pvi, None, GL_TRUE);
- if (!context) {
- fprintf(stderr, "failed to create glx context\n");
- return -1;
- }
-
- pvi->screen = DefaultScreen(disp);
-
- swa.colormap = XCreateColormap(disp, RootWindow(disp, pvi->screen),
- pvi->visual, AllocNone);
- swa.border_pixel = 0;
- swa.event_mask = ExposureMask | KeyPressMask | ButtonPressMask |
- StructureNotifyMask;
- winGL = XCreateWindow(disp, RootWindow(disp, pvi->screen),
- 0, 0,
- width, height,
- 0, pvi->depth, InputOutput, pvi->visual,
- CWBorderPixel | CWColormap | CWEventMask, &swa);
- if (!winGL) {
- fprintf(stderr, "window creation failed\n");
- return -1;
- }
- wmDelete = XInternAtom(disp, "WM_DELETE_WINDOW", True);
- XSetWMProtocols(disp, winGL, &wmDelete, 1);
-
- XSetStandardProperties(disp, winGL, "msc test", "msc text",
- None, NULL, 0, NULL);
-
- XMapRaised(disp, winGL);
-
- glXMakeCurrent(disp, winGL, context);
-
- get_sync_values = (void *)glXGetProcAddress((unsigned char *)"glXGetSyncValuesOML");
- wait_sync = (void *)glXGetProcAddress((unsigned char *)"glXWaitForMscOML");
-
- if (!get_sync_values || !wait_sync) {
- fprintf(stderr, "failed to get sync values function\n");
- return -1;
- }
-
- while (i++) {
- get_sync_values(disp, winGL, &ust, &msc, &sbc);
- fprintf(stderr, "ust: %llu, msc: %llu, sbc: %llu\n", ust, msc,
- sbc);
-
- /* Alternate colors to make tearing obvious */
- if (i & 1)
- glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
- else
- glClearColor(1.0f, 0.0f, 0.0f, 0.0f);
- glClear(GL_COLOR_BUFFER_BIT);
- glXSwapBuffers(disp, winGL);
- wait_sync(disp, winGL, 0, 60, 0, &ust, &msc, &sbc);
- fprintf(stderr,
- "wait returned ust: %llu, msc: %llu, sbc: %llu\n",
- ust, msc, sbc);
- sleep(1);
- }
-
- XDestroyWindow(disp, winGL);
- glXDestroyContext(disp, context);
- XCloseDisplay(disp);
-
- return 0;
-}
projects / mesa.git / blobdiff