From 1de1083e98cde9bdd5e8539dbc54fdea6531906e Mon Sep 17 00:00:00 2001
From: Romain Guy <romainguy@android.com>
Date: Sun, 3 Oct 2010 14:37:09 -0700
Subject: Initialize font texture cache.

Now that text is renderer using bilinear filtering, each character is surrounded by
a 1 pixel border. This border needs to be initialized to a transparent value.

Change-Id: I26d3195db4bd576ac1f2da4c8f8e4dd18768bf12
---
 libs/hwui/FontRenderer.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'libs/hwui/FontRenderer.cpp')

diff --git a/libs/hwui/FontRenderer.cpp b/libs/hwui/FontRenderer.cpp
index 4e4a277..5485113 100644
--- a/libs/hwui/FontRenderer.cpp
+++ b/libs/hwui/FontRenderer.cpp
@@ -426,6 +426,8 @@ bool FontRenderer::cacheBitmap(const SkGlyph& glyph, uint32_t* retOriginX, uint3
 
 void FontRenderer::initTextTexture() {
     mTextTexture = new uint8_t[mCacheWidth * mCacheHeight];
+    memset(mTextTexture, 0, mCacheWidth * mCacheHeight * sizeof(uint8_t));
+
     mUploadTexture = false;
 
     glGenTextures(1, &mTextureId);
-- 
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