98 lines
2.1 KiB
C
98 lines
2.1 KiB
C
/*
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* Exercise EGL API functions
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*/
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#include <GLES/egl.h>
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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/**
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* Test EGL_MESA_screen_surface functions
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*/
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static void
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TestScreens(EGLDisplay dpy)
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{
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#define MAX 8
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EGLScreenMESA screens[MAX];
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EGLint numScreens;
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EGLint i;
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eglGetScreensMESA(dpy, screens, MAX, &numScreens);
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printf("Found %d screens\n", numScreens);
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for (i = 0; i < numScreens; i++) {
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printf(" Screen %d handle: %d\n", i, (int) screens[i]);
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}
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}
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int
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main(int argc, char *argv[])
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{
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int maj, min;
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EGLContext ctx;
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EGLSurface pbuffer;
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EGLConfig configs[10];
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EGLint numConfigs, i;
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EGLBoolean b;
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const EGLint pbufAttribs[] = {
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EGL_WIDTH, 500,
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EGL_HEIGHT, 500,
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EGL_NONE
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};
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/*
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EGLDisplay d = eglGetDisplay(EGL_DEFAULT_DISPLAY);
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*/
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EGLDisplay d = eglGetDisplay("!fb_dri");
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assert(d);
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if (!eglInitialize(d, &maj, &min)) {
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printf("demo: eglInitialize failed\n");
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exit(1);
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}
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printf("EGL version = %d.%d\n", maj, min);
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printf("EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR));
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eglGetConfigs(d, configs, 10, &numConfigs);
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printf("Got %d EGL configs:\n", numConfigs);
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for (i = 0; i < numConfigs; i++) {
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EGLint id, red, depth;
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eglGetConfigAttrib(d, configs[i], EGL_CONFIG_ID, &id);
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eglGetConfigAttrib(d, configs[i], EGL_RED_SIZE, &red);
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eglGetConfigAttrib(d, configs[i], EGL_DEPTH_SIZE, &depth);
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printf("%2d: Red Size = %d Depth Size = %d\n", id, red, depth);
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}
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ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL);
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if (ctx == EGL_NO_CONTEXT) {
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printf("failed to create context\n");
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return 0;
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}
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pbuffer = eglCreatePbufferSurface(d, configs[0], pbufAttribs);
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if (pbuffer == EGL_NO_SURFACE) {
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printf("failed to create pbuffer\n");
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return 0;
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}
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b = eglMakeCurrent(d, pbuffer, pbuffer, ctx);
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if (!b) {
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printf("make current failed\n");
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return 0;
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}
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b = eglMakeCurrent(d, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
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TestScreens(d);
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eglDestroySurface(d, pbuffer);
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eglDestroyContext(d, ctx);
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eglTerminate(d);
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return 0;
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}
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