Report an error if creating a render target fails

This commit is contained in:
Sam Lantinga 2013-10-03 21:41:09 -07:00
parent 509898460c
commit 9cbd05df1e
1 changed files with 10 additions and 4 deletions

View File

@ -87,7 +87,7 @@ LoadTexture(SDL_Renderer *renderer, char *file, SDL_bool transparent)
return texture;
}
void
SDL_bool
DrawComposite(DrawState *s)
{
SDL_Rect viewport, R;
@ -167,9 +167,10 @@ DrawComposite(DrawState *s)
/* Update the screen! */
SDL_RenderPresent(s->renderer);
return SDL_TRUE;
}
void
SDL_bool
Draw(DrawState *s)
{
SDL_Rect viewport;
@ -178,6 +179,10 @@ Draw(DrawState *s)
SDL_RenderGetViewport(s->renderer, &viewport);
target = SDL_CreateTexture(s->renderer, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_TARGET, viewport.w, viewport.h);
if (!target) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create render target texture: %s\n", SDL_GetError());
return SDL_FALSE;
}
SDL_SetRenderTarget(s->renderer, target);
/* Draw the background */
@ -206,6 +211,7 @@ Draw(DrawState *s)
/* Update the screen! */
SDL_RenderPresent(s->renderer);
return SDL_TRUE;
}
int
@ -280,9 +286,9 @@ main(int argc, char *argv[])
}
for (i = 0; i < state->num_windows; ++i) {
if (test_composite) {
DrawComposite(&drawstates[i]);
if (!DrawComposite(&drawstates[i])) done = 1;
} else {
Draw(&drawstates[i]);
if (!Draw(&drawstates[i])) done = 1;
}
}
}