+ // Use a core context, because Mesa only allows certain OpenGL versions in core.
+ SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
+ SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
+ SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 2);
+
+ // See also init.cpp for how to enable debugging.
+// SDL_GL_SetAttribute(SDL_GL_CONTEXT_FLAGS, SDL_GL_CONTEXT_DEBUG_FLAG);
+
+ SDL_Window *window = SDL_CreateWindow("OpenGL window for unit test",
+ SDL_WINDOWPOS_UNDEFINED,
+ SDL_WINDOWPOS_UNDEFINED,
+ 32, 32,
+ SDL_WINDOW_OPENGL);
+ SDL_GLContext context = SDL_GL_CreateContext(window);
+ assert(context != nullptr);
+
+ int err;
+ if (argc >= 2 && strcmp(argv[1], "--benchmark") == 0) {
+#ifdef HAVE_BENCHMARK
+ --argc;
+ ::benchmark::Initialize(&argc, argv + 1);
+ if (::benchmark::ReportUnrecognizedArguments(argc, argv)) return 1;
+ ::benchmark::RunSpecifiedBenchmarks();
+ err = 0;
+#else
+ fprintf(stderr, "No support for microbenchmarks compiled in.\n");
+ err = 1;
+#endif
+ } else {
+ testing::InitGoogleTest(&argc, argv);
+ err = RUN_ALL_TESTS();
+ }