Fix difference clip

bdero · bdero · commit 9f68ae852978 · 2024-01-31T18:58:41.000-08:00
diff --git a/impeller/entity/contents/clip_contents.cc b/impeller/entity/contents/clip_contents.cc
@@ -89,6 +89,9 @@ bool ClipContents::Render(const ContentContext& renderer,
     {
       pass.SetCommandLabel("Difference Clip (Increment)");
 
+      options.stencil_compare = CompareFunction::kEqual;
+      options.stencil_operation = StencilOperation::kIncrementClamp;
+
       auto points = Rect::MakeSize(pass.GetRenderTargetSize()).GetPoints();
       auto vertices =
           VertexBufferBuilder<VS::PerVertexData>{}

Original file line number	Diff line number	Diff line change
`@@ -89,6 +89,9 @@ bool ClipContents::Render(const ContentContext& renderer,`
`89`	`89`	`{`
`90`	`90`	`pass.SetCommandLabel("Difference Clip (Increment)");`
`91`	`91`
	`92`	`+ options.stencil_compare = CompareFunction::kEqual;`
	`93`	`+ options.stencil_operation = StencilOperation::kIncrementClamp;`
	`94`	`+`
`92`	`95`	`auto points = Rect::MakeSize(pass.GetRenderTargetSize()).GetPoints();`
`93`	`96`	`auto vertices =`
`94`	`97`	`VertexBufferBuilder<VS::PerVertexData>{}`