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Try creating OpenGL 2.1, 2.0 context if v3.2 context creation is failed

This commit is contained in:
Vadim Lopatin 2015-03-16 11:48:00 +03:00
parent f599a7e4df
commit 057a37df3e
1 changed files with 21 additions and 4 deletions
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25
src/dlangui/platforms/sdl/sdlapp.d
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@ -144,11 +144,28 @@ class SDLWindow : Window {
}
version(USE_OPENGL) {
if (_enableOpengl) {
Log.i("Trying to create OpenGL 3.2 context");
_context = SDL_GL_CreateContext(_win); // Create the actual context and make it current
if (!_context) {
Log.e("SDL_GL_CreateContext failed: ", fromStringz(SDL_GetError()));
_enableOpengl = false;
} else if (!_gl3Reloaded) {
Log.e("SDL_GL_CreateContext failed for version 3.2: ", fromStringz(SDL_GetError()));
Log.w("Trying to create OpenGL 2.1 context");
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION,2);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION,1);
_context = SDL_GL_CreateContext(_win); // Create the actual context and make it current
if (!_context) {
Log.e("SDL_GL_CreateContext failed: ", fromStringz(SDL_GetError()));
Log.w("Trying to create OpenGL 2.0 context");
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION,2);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION,0);
_context = SDL_GL_CreateContext(_win); // Create the actual context and make it current
if (!_context) {
Log.e("SDL_GL_CreateContext failed: ", fromStringz(SDL_GetError()));
_enableOpengl = false;
Log.w("OpenGL support is disabled");
}
}
}
if (_context && !_gl3Reloaded) {
DerelictGL3.reload();
_gl3Reloaded = true;
if (!glSupport.valid && !glSupport.initShaders())
@ -1387,7 +1404,7 @@ int sdlmain(string[] args) {
int request = SDL_GetDesktopDisplayMode(0,&displayMode);
version(USE_OPENGL) {
// we want OpenGL 3.3
// we want OpenGL 3.2
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION,3);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION,2);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);