From 9c08ee0f6cbfce4696acb166fcfbf424d8efcb31 Mon Sep 17 00:00:00 2001
From: Chris Craik <ccraik@google.com>
Date: Thu, 21 May 2015 16:46:53 -0700
Subject: [PATCH] Disable density scaling for HW canvas

bug:20692121

Change-Id: Ief4514ba55857e183fa281f28e5aceac08d51990
---
 core/java/android/view/DisplayListCanvas.java | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/core/java/android/view/DisplayListCanvas.java b/core/java/android/view/DisplayListCanvas.java
index bb761f0e85340..52a12f3e4ebcf 100644
--- a/core/java/android/view/DisplayListCanvas.java
+++ b/core/java/android/view/DisplayListCanvas.java
@@ -89,6 +89,7 @@ public class DisplayListCanvas extends Canvas {
 
     private DisplayListCanvas() {
         super(nCreateDisplayListCanvas());
+        mDensity = 0; // disable bitmap density scaling
     }
 
     private static native long nCreateDisplayListCanvas();
@@ -97,6 +98,12 @@ public class DisplayListCanvas extends Canvas {
     // Canvas management
     ///////////////////////////////////////////////////////////////////////////
 
+
+    @Override
+    public void setDensity(int density) {
+        // drop silently, since DisplayListCanvas doesn't perform density scaling
+    }
+
     @Override
     public boolean isHardwareAccelerated() {
         return true;