commit e4db79de127cfe961195f52907af8451026eaa20
author Chris Craik <ccraik@google.com> Tue Dec 22 16:32:23 2015 -0800
committer Chris Craik <ccraik@google.com> Mon Jan 04 17:00:03 2016 -0800
tree 94be898632cc176b599aa2997072e91628d16dd3
parent 33e9b426da2863cdd9e675cde018b450a66e9ab4

Stencil support in new recorder/reorderer

bug:22480459
bug:26358504

Adds complex (non-rectangular) clipping support, and overdraw
visualization. Doesn't support stencil clipping in layers.

Change-Id: I8d10c7f1d2769ab5756774ca672344cc09901f87

libs/hwui/CanvasState.cpp

diff --git a/libs/hwui/CanvasState.cpp b/libs/hwui/CanvasState.cpp
index cf76e6b..cf2726b 100644
--- a/libs/hwui/CanvasState.cpp
+++ b/libs/hwui/CanvasState.cpp
@@ -45,6 +45,21 @@
     }
 }
 
+void CanvasState::initializeRecordingSaveStack(int viewportWidth, int viewportHeight) {
+    if (mWidth != viewportWidth || mHeight != viewportHeight) {
+        mWidth = viewportWidth;
+        mHeight = viewportHeight;
+        mFirstSnapshot.initializeViewport(viewportWidth, viewportHeight);
+        mCanvas.onViewportInitialized();
+    }
+
+    freeAllSnapshots();
+    mSnapshot = allocSnapshot(&mFirstSnapshot,
+            SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
+    mSnapshot->setRelativeLightCenter(Vector3());
+    mSaveCount = 1;
+}
+
 void CanvasState::initializeSaveStack(
         int viewportWidth, int viewportHeight,
         float clipLeft, float clipTop,