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Enable OpenGL’s debug output when the LOVE_GRAPHICS_DEBUG environment variable is ‘1’. Resolves issue #607.

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This commit is contained in:
Alex Szpakowski
2014-01-27 23:30:16 -04:00
parent a2a8b14cfd
commit d70023e350
5 changed files with 157 additions and 0 deletions
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src/modules/window/sdl/Window.cpp
+25
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@@ -250,6 +250,18 @@ bool Window::setContext(int fsaa, bool vsync)
context = SDL_GL_CreateContext(window);
}
if (!context)
{
int flags = 0;
SDL_GL_GetAttribute(SDL_GL_CONTEXT_FLAGS, &flags);
if (flags & SDL_GL_CONTEXT_DEBUG_FLAG)
{
SDL_GL_SetAttribute(SDL_GL_CONTEXT_FLAGS, 0);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, 0);
context = SDL_GL_CreateContext(window);
}
}
if (!context)
{
std::cerr << "Could not set video mode: " << SDL_GetError() << std::endl;
@@ -291,6 +303,19 @@ void Window::setWindowGLAttributes(int fsaa) const
// FSAA.
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, (fsaa > 0) ? 1 : 0);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, (fsaa > 0) ? fsaa : 0);
// Do we want a debug context?
const char *debugenv = SDL_GetHint("LOVE_GRAPHICS_DEBUG");
if (debugenv && *debugenv == '1')
{
SDL_GL_SetAttribute(SDL_GL_CONTEXT_FLAGS, SDL_GL_CONTEXT_DEBUG_FLAG);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_COMPATIBILITY);
}
else
{
SDL_GL_SetAttribute(SDL_GL_CONTEXT_FLAGS, 0);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, 0);
}
}
void Window::updateSettings(const WindowSettings &newsettings)