Add DisplayList bit for projecting onto a contained volume

Does not handle reordering/translating the projected DisplayList.

Change-Id: I6f1ebb2b20b7436c86fe849b35d582fd9c8a8967

2 files changed, 7 insertions, 1 deletions

diff --git a/libs/hwui/DisplayList.cpp b/libs/hwui/DisplayList.cpp
index 8da425d..6b28efe 100644
--- a/libs/hwui/DisplayList.cpp
+++ b/libs/hwui/DisplayList.cpp
@@ -238,6 +238,7 @@ void DisplayList::init() {
     mBottom = 0;
     mClipToBounds = true;
     mIsContainedVolume = true;
+    mProjectToContainedVolume = false;
     mAlpha = 1;
     mHasOverlappingRendering = true;
     mTranslationX = 0;
diff --git a/libs/hwui/DisplayList.h b/libs/hwui/DisplayList.h
index 3f9ad9b..204a131 100644
--- a/libs/hwui/DisplayList.h
+++ b/libs/hwui/DisplayList.h
@@ -189,6 +189,10 @@ public:
         mIsContainedVolume = isContainedVolume;
     }
 
+    void setProjectToContainedVolume(bool shouldProject) {
+        mProjectToContainedVolume = shouldProject;
+    }
+
     void setStaticMatrix(SkMatrix* matrix) {
         delete mStaticMatrix;
         mStaticMatrix = new SkMatrix(*matrix);
@@ -572,9 +576,10 @@ private:
     String8 mName;
     bool mDestroyed; // used for debugging crash, TODO: remove once invalid state crash fixed
 
-    // View properties
+    // Rendering properties
     bool mClipToBounds;
     bool mIsContainedVolume;
+    bool mProjectToContainedVolume;
     float mAlpha;
     bool mHasOverlappingRendering;
     float mTranslationX, mTranslationY, mTranslationZ;