gpu: Validate that CopyGPUTextureToTexture formats match

TheSpydog · TheSpydog · commit 9fcca835123d · 2025-03-09T17:29:47.000-04:00
diff --git a/src/gpu/SDL_gpu.c b/src/gpu/SDL_gpu.c
@@ -2359,6 +2359,13 @@ void SDL_CopyGPUTextureToTexture(
             SDL_assert_release(!"Destination texture cannot be NULL!");
             return;
         }
+
+        TextureCommonHeader *srcHeader = (TextureCommonHeader *)source->texture;
+        TextureCommonHeader *dstHeader = (TextureCommonHeader *)destination->texture;
+        if (srcHeader->info.format != dstHeader->info.format) {
+            SDL_assert_release(!"Source and destination textures must have the same format!");
+            return;
+        }
     }
 
     COPYPASS_DEVICE->CopyTextureToTexture(

Original file line number	Diff line number	Diff line change
`@@ -2359,6 +2359,13 @@ void SDL_CopyGPUTextureToTexture(`
`2359`	`2359`	`SDL_assert_release(!"Destination texture cannot be NULL!");`
`2360`	`2360`	`return;`
`2361`	`2361`	`}`
	`2362`	`+`
	`2363`	`+ TextureCommonHeader srcHeader = (TextureCommonHeader )source->texture;`
	`2364`	`+ TextureCommonHeader dstHeader = (TextureCommonHeader )destination->texture;`
	`2365`	`+ if (srcHeader->info.format != dstHeader->info.format) {`
	`2366`	`+ SDL_assert_release(!"Source and destination textures must have the same format!");`
	`2367`	`+ return;`
	`2368`	`+ }`
`2362`	`2369`	`}`
`2363`	`2370`
`2364`	`2371`	`COPYPASS_DEVICE->CopyTextureToTexture(`