Always use RGBA for the placeholder texture

bdero · bdero · commit 5745629d973e · 2022-12-11T04:04:24.000-08:00
diff --git a/impeller/scene/scene_context.cc b/impeller/scene/scene_context.cc
@@ -49,7 +49,7 @@ SceneContext::SceneContext(std::shared_ptr<Context> context)
   {
     impeller::TextureDescriptor texture_descriptor;
     texture_descriptor.storage_mode = impeller::StorageMode::kHostVisible;
-    texture_descriptor.format = PixelFormat::kDefaultColor;
+    texture_descriptor.format = PixelFormat::kR8G8B8A8UNormInt;
     texture_descriptor.size = {1, 1};
     texture_descriptor.mip_count = 1u;
 

Original file line number	Diff line number	Diff line change
`@@ -49,7 +49,7 @@ SceneContext::SceneContext(std::shared_ptr<Context> context)`
`49`	`49`	`{`
`50`	`50`	`impeller::TextureDescriptor texture_descriptor;`
`51`	`51`	`texture_descriptor.storage_mode = impeller::StorageMode::kHostVisible;`
`52`		`- texture_descriptor.format = PixelFormat::kDefaultColor;`
	`52`	`+ texture_descriptor.format = PixelFormat::kR8G8B8A8UNormInt;`
`53`	`53`	`texture_descriptor.size = {1, 1};`
`54`	`54`	`texture_descriptor.mip_count = 1u;`
`55`	`55`