fixed zero sigma path

gaaclarke · gaaclarke · commit d1a2c6912f02 · 2024-06-07T13:39:21.000-07:00
diff --git a/impeller/entity/contents/filters/gaussian_blur_filter_contents.cc b/impeller/entity/contents/filters/gaussian_blur_filter_contents.cc
@@ -437,8 +437,11 @@ std::optional<Entity> GaussianBlurFilterContents::RenderFilter(
   }
 
   if (scaled_sigma.x < kEhCloseEnough && scaled_sigma.y < kEhCloseEnough) {
-    return Entity::FromSnapshot(input_snapshot.value(),
-                                entity.GetBlendMode());  // No blur to render.
+    Entity result =
+        Entity::FromSnapshot(input_snapshot.value(),
+                             entity.GetBlendMode());  // No blur to render.
+    result.SetTransform(entity.GetTransform() * input_snapshot->transform);
+    return result;
   }
 
   // In order to avoid shimmering in downsampling step, we should have mips.

Original file line number	Diff line number	Diff line change
`@@ -437,8 +437,11 @@ std::optional<Entity> GaussianBlurFilterContents::RenderFilter(`
`437`	`437`	`}`
`438`	`438`
`439`	`439`	`if (scaled_sigma.x < kEhCloseEnough && scaled_sigma.y < kEhCloseEnough) {`
`440`		`- return Entity::FromSnapshot(input_snapshot.value(),`
`441`		`- entity.GetBlendMode()); // No blur to render.`
	`440`	`+ Entity result =`
	`441`	`+ Entity::FromSnapshot(input_snapshot.value(),`
	`442`	`+ entity.GetBlendMode()); // No blur to render.`
	`443`	`+ result.SetTransform(entity.GetTransform() * input_snapshot->transform);`
	`444`	`+ return result;`
`442`	`445`	`}`
`443`	`446`
`444`	`447`	`// In order to avoid shimmering in downsampling step, we should have mips.`