/**
* Update state related to the current draw/read framebuffers.
* Specifically, update these framebuffer fields:
* _ColorDrawBuffers
* _NumColorDrawBuffers
* _ColorReadBuffer
* _DepthBuffer
* _StencilBuffer
* If the current framebuffer is user-created, make sure it's complete.
* The following functions can effect this state: glReadBuffer,
* glDrawBuffer, glDrawBuffersARB, glFramebufferRenderbufferEXT,
* glRenderbufferStorageEXT.
*/
void
_mesa_update_framebuffer(GLcontext *ctx)
{
struct gl_framebuffer *fb = ctx->DrawBuffer;
struct gl_framebuffer *fbread = ctx->ReadBuffer;
update_framebuffer(ctx, fb);
if (fbread != fb)
update_framebuffer(ctx, fbread);
}
/**
* Update state related to the draw/read framebuffers.
*/
void
_mesa_update_framebuffer(struct gl_context *ctx,
struct gl_framebuffer *readFb,
struct gl_framebuffer *drawFb)
{
assert(ctx);
update_framebuffer(ctx, drawFb);
if (readFb != drawFb)
update_framebuffer(ctx, readFb);
_mesa_update_clamp_vertex_color(ctx, drawFb);
_mesa_update_clamp_fragment_color(ctx, drawFb);
}
/**
* Update state related to the current draw/read framebuffers.
*/
void
_mesa_update_framebuffer(struct gl_context *ctx)
{
struct gl_framebuffer *drawFb;
struct gl_framebuffer *readFb;
assert(ctx);
drawFb = ctx->DrawBuffer;
readFb = ctx->ReadBuffer;
update_framebuffer(ctx, drawFb);
if (readFb != drawFb)
update_framebuffer(ctx, readFb);
}
void peek_for_resize()
{
SDL_Event events[100];
int num = SDL_PeepEvents(events, 100, SDL_PEEKEVENT, SDL_WINDOWEVENT, SDL_WINDOWEVENT);
for (int i = 0; i < num; i++) {
if (events[i].type == SDL_WINDOWEVENT &&
events[i].window.event == SDL_WINDOWEVENT_RESIZED) {
update_framebuffer();
}
}
}
