Merge pull request #1191 from abarth/always_composting

RenderPerformanceOverlay needs alwaysNeedsCompositing

Merge pull request #1191 from abarth/always_composting
RenderPerformanceOverlay needs alwaysNeedsCompositing
7fb70ecc · Adam Barth · 41b8c988 · 00359a4f · 7fb70ecc
Commit 7fb70ecc authored Jan 11, 2016 by Adam Barth
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performance_overlay.dart packages/flutter/lib/src/rendering/performance_overlay.dart +2 -0

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--- a/packages/flutter/lib/src/rendering/performance_overlay.dart
+++ b/packages/flutter/lib/src/rendering/performance_overlay.dart
@@ -67,6 +67,7 @@ class RenderPerformanceOverlay extends RenderBox {
  }

  bool get sizedByParent => true;
+  bool get alwaysNeedsCompositing => true;

  double getMinIntrinsicWidth(BoxConstraints constraints) {
    return constraints.constrainWidth(0.0);
@@ -101,6 +102,7 @@ class RenderPerformanceOverlay extends RenderBox {
  }

  void paint(PaintingContext context, Offset offset) {
+    assert(needsCompositing);
    context.pushPerformanceOverlay(offset, optionsMask, rasterizerThreshold, size);
  }
 }