Holepunch layers for SurfaceView

Update RenderNodeDrawable to hole punch areas into
layers created for SurfaceView

Bug: 184297961
Test: Added CTS test to SurfaceViewTests
Change-Id: I1f03a4fe34c5a8b7411ebe728ea3d4195fcd1fac

1 files changed, 6 insertions, 2 deletions

diff --git a/libs/hwui/RenderNode.cpp b/libs/hwui/RenderNode.cpp
index f5b2675c7fe6..e9eae3d14760 100644
--- a/libs/hwui/RenderNode.cpp
+++ b/libs/hwui/RenderNode.cpp
@@ -255,15 +255,19 @@ void RenderNode::prepareTreeImpl(TreeObserver& observer, TreeInfo& info, bool fu
 
     if (mDisplayList) {
         info.out.hasFunctors |= mDisplayList.hasFunctor();
+        mHasHolePunches = mDisplayList.hasHolePunches();
         bool isDirty = mDisplayList.prepareListAndChildren(
                 observer, info, childFunctorsNeedLayer,
-                [](RenderNode* child, TreeObserver& observer, TreeInfo& info,
-                   bool functorsNeedLayer) {
+                [this](RenderNode* child, TreeObserver& observer, TreeInfo& info,
+                       bool functorsNeedLayer) {
                     child->prepareTreeImpl(observer, info, functorsNeedLayer);
+                    mHasHolePunches |= child->hasHolePunches();
                 });
         if (isDirty) {
             damageSelf(info);
         }
+    } else {
+        mHasHolePunches = false;
     }
     pushLayerUpdate(info);