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Implementation of render targets, by Mason Wheeler and Gabriel Jacobo

Browse source 
Thanks guys!
This commit is contained in:
Sam Lantinga 2012-01-18 22:45:49 -05:00
parent 2e70e7f3cb
commit a49a88676f
11 changed files with 879 additions and 45 deletions
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33
src/render/SDL_render.c
View file

@ -1014,9 +1014,9 @@ int
SDL_RenderFillRect(SDL_Renderer * renderer, const SDL_Rect * rect)
{
SDL_Rect full_rect;
CHECK_RENDERER_MAGIC(renderer, -1);
/* If 'rect' == NULL, then outline the whole surface */
if (!rect) {
full_rect.x = 0;
@ -1150,6 +1150,35 @@ SDL_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
format, pixels, pitch);
}
SDL_bool
SDL_RenderTargetSupported(SDL_Renderer *renderer)
{
if ((!renderer) || (!renderer->SetTargetTexture)) {
return SDL_FALSE;
}
return SDL_TRUE;
}
int
SDL_SetTargetTexture(SDL_Renderer *renderer, SDL_Texture *texture)
{
if(!renderer) {
return -1;
}
if (!renderer->SetTargetTexture) {
SDL_Unsupported();
return -1;
}
// Warning: texture==NULL is a valid parameter
if( texture ) {
CHECK_TEXTURE_MAGIC(texture, -1);
if(renderer != texture->renderer) return -1;
}
return renderer->SetTargetTexture(renderer, texture);
}
void
SDL_RenderPresent(SDL_Renderer * renderer)
{