From 6f085f60e929f4bb5ae7ccbc04cbc23c99ee8850 Mon Sep 17 00:00:00 2001
From: ztenghui <ztenghui@google.com>
Date: Fri, 19 May 2017 13:55:43 -0700
Subject: [PATCH] Add documentation about 0 scale matrix to Shader

fix:36989035

Test: build
Change-Id: Id1134d5d31ea6a17dc56f24d26eb5da9a78a2c2d
---
 graphics/java/android/graphics/Shader.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/graphics/java/android/graphics/Shader.java b/graphics/java/android/graphics/Shader.java
index 8410ab2a1e028..aedb83ca273d9 100644
--- a/graphics/java/android/graphics/Shader.java
+++ b/graphics/java/android/graphics/Shader.java
@@ -80,7 +80,8 @@ public class Shader {
 
     /**
      * Set the shader's local matrix. Passing null will reset the shader's
-     * matrix to identity.
+     * matrix to identity. If the matrix has scale value as 0, the drawing
+     * result is undefined.
      *
      * @param localM The shader's new local matrix, or null to specify identity
      */