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Support GLES on desktop

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This commit is contained in:
wheremyfoodat
2024-12-28 19:52:03 +02:00
parent 80ccede765
commit cb8b13e129
15 changed files with 125 additions and 59 deletions
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24
src/panda_sdl/frontend_sdl.cpp
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@@ -71,11 +71,27 @@ FrontendSDL::FrontendSDL() : keyboardMappings(InputMappings::defaultKeyboardMapp
glContext = SDL_GL_CreateContext(window);
if (glContext == nullptr) {
Helpers::panic("OpenGL context creation failed: %s", SDL_GetError());
}
Helpers::warn("OpenGL context creation failed: %s\nTrying again with OpenGL ES.", SDL_GetError());
if (!gladLoadGLLoader(reinterpret_cast<GLADloadproc>(SDL_GL_GetProcAddress))) {
Helpers::panic("OpenGL init failed");
// Some low end devices (eg RPi, emulation handhelds) don't support desktop GL, but only OpenGL ES, so fall back to that if GL context
// creation failed
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_ES);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 1);
glContext = SDL_GL_CreateContext(window);
if (glContext == nullptr) {
Helpers::panic("OpenGL context creation failed: %s", SDL_GetError());
}
if (!gladLoadGLES2Loader(reinterpret_cast<GLADloadproc>(SDL_GL_GetProcAddress))) {
Helpers::panic("OpenGL init failed");
}
emu.getRenderer()->setupGLES();
} else {
if (!gladLoadGLLoader(reinterpret_cast<GLADloadproc>(SDL_GL_GetProcAddress))) {
Helpers::panic("OpenGL init failed");
}
}
SDL_GL_SetSwapInterval(config.vsyncEnabled ? 1 : 0);