pandory500/SDL-mirror
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Fixed bug #764

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Added better error checking from Mason Wheeler

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%403908
This commit is contained in:
Sam Lantinga 2009-09-26 10:17:49 +00:00
parent ba8fff9ab2
commit ac573d8522
1 changed files with 9 additions and 3 deletions
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12
src/video/SDL_video.c
View file

@ -2417,11 +2417,17 @@ SDL_RenderCopy(SDL_TextureID textureID, const SDL_Rect * srcrect,
SDL_Rect real_srcrect;
SDL_Rect real_dstrect;
if (!texture || texture->renderer != SDL_CurrentDisplay.current_renderer) {
return -1;
}
renderer = SDL_CurrentDisplay.current_renderer;
if (!renderer) {
SDL_SetError("No current renderer available");
return -1;
}
if (!texture) {
SDL_SetError("Texture not found");
return -1;
}
if (texture->renderer != renderer) {
SDL_SetError("Texture was not created with this renderer");
return -1;
}
if (!renderer->RenderCopy) {