add new readPixels with direct memory parameters

include/gpu/SkGpuDevice.h

 
 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 
@@ skipping 127 matching lines @@
 
     virtual bool canHandleImageFilter(const SkImageFilter*) SK_OVERRIDE;
     virtual bool filterImage(const SkImageFilter*, const SkBitmap&,
                              const SkImageFilter::Context&,
                              SkBitmap*, SkIPoint*) SK_OVERRIDE;
 
     class SkAutoCachedTexture; // used internally
 
 
 protected:
+#ifdef SK_SUPPORT_LEGACY_READPIXELSCONFIG
     virtual bool onReadPixels(const SkBitmap&, int x, int y, SkCanvas::Config8888) SK_OVERRIDE;
+#endif
+    virtual bool onReadPixels(const SkImageInfo&, void*, size_t, int, int) SK_OVERRIDE;
     virtual bool onWritePixels(const SkImageInfo&, const void*, size_t, int, int) SK_OVERRIDE;
 
     /**  PRIVATE / EXPERIMENTAL -- do not call */
     virtual void EXPERIMENTAL_optimize(SkPicture* picture) SK_OVERRIDE;
     /**  PRIVATE / EXPERIMENTAL -- do not call */
     virtual bool EXPERIMENTAL_drawPicture(const SkPicture& picture) SK_OVERRIDE;
 
 private:
     GrContext*      fContext;
 
@@ skipping 58 matching lines @@
                          SkCanvas::DrawBitmapRectFlags flags,
                          int tileSize,
                          bool bicubic);
 
     static SkPicture::AccelData::Key ComputeAccelDataKey();
 
     typedef SkBitmapDevice INHERITED;
 };
 
 #endif