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Don't update overlay when blitting is off-screen.

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Boldizsár Lipka 2014-08-19 02:07:19 +02:00
parent 9da0379edf
commit f3e85e8fa0
1 changed files with 3 additions and 0 deletions
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3
src/video.cpp
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@ -437,6 +437,9 @@ void CVideo::set_texture_effects(int effects)
void CVideo::blit_to_overlay(surface surf, int x, int y)
{
if (x < 0 || y < 0 || x > overlay_->w || y > overlay_->h) {
return;
}
SDL_Rect r = sdl::create_rect(x, y, surf->w, surf->h);
SDL_BlitSurface(surf, NULL, overlay_, &r);
update_overlay();