Add luminance mask transfer modes.

gm/xfermodes3.cpp

 
 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "gm.h"
 #include "SkBitmap.h"
 #include "SkGradientShader.h"
@@ skipping 14 matching lines @@
 class Xfermodes3GM : public GM {
 public:
     Xfermodes3GM() {}
 
 protected:
     virtual SkString onShortName() SK_OVERRIDE {
         return SkString("xfermodes3");
     }
 
     virtual SkISize onISize() SK_OVERRIDE {
-        return make_isize(630, 1215);
+        return make_isize(630, 1275);
     }
 
     virtual void onDrawBackground(SkCanvas* canvas) SK_OVERRIDE {
         SkPaint bgPaint;
         bgPaint.setColor(0xFF70D0E0);
         canvas->drawPaint(bgPaint);
     }
 
     virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
         canvas->translate(SkIntToScalar(10), SkIntToScalar(20));
@@ skipping 191 matching lines @@
     SkAutoTUnref<SkShader> fBmpShader;
 
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_GM(return new Xfermodes3GM;)
 
 }