Make filters use SkImage instead of SkBitmap

src/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.
  */
 
 #ifndef SkGpuDevice_DEFINED
 #define SkGpuDevice_DEFINED
@@ skipping 108 matching lines @@
                             const SkPaint&) SK_OVERRIDE;
 
     void flush() SK_OVERRIDE;
 
     void onAttachToCanvas(SkCanvas* canvas) SK_OVERRIDE;
     void onDetachFromCanvas() SK_OVERRIDE;
 
     const SkBitmap& onAccessBitmap() SK_OVERRIDE;
 
     bool canHandleImageFilter(const SkImageFilter*) SK_OVERRIDE;
-    virtual bool filterImage(const SkImageFilter*, const SkBitmap&,
+    virtual bool filterImage(const SkImageFilter*, const SkImage*,
                              const SkImageFilter::Context&,
-                             SkBitmap*, SkIPoint*) SK_OVERRIDE;
+                             SkAutoTUnref<const SkImage>&, SkIPoint*) SK_OVERRIDE;
 
     bool filterTexture(GrContext*, GrTexture*, const SkImageFilter*,
                        const SkImageFilter::Context&,
-                       SkBitmap* result, SkIPoint* offset);
+                       SkAutoTUnref<const SkImage>& result, SkIPoint* offset);
 
 protected:
     bool onReadPixels(const SkImageInfo&, void*, size_t, int, int) SK_OVERRIDE;
     bool onWritePixels(const SkImageInfo&, const void*, size_t, int, int) SK_OVERRIDE;
     bool onShouldDisableLCD(const SkPaint&) const SK_OVERRIDE;
 
     /**  PRIVATE / EXPERIMENTAL -- do not call */
     virtual bool EXPERIMENTAL_drawPicture(SkCanvas* canvas, const SkPicture* picture,
                                           const SkMatrix*, const SkPaint*) SK_OVERRIDE;
 
@@ skipping 92 matching lines @@
     static SkPicture::AccelData::Key ComputeAccelDataKey();
 
     static GrRenderTarget* CreateRenderTarget(GrContext*, SkSurface::Budgeted, const SkImageInfo&,
                                               int sampleCount);
 
     friend class GrTextContext;
     typedef SkBaseDevice INHERITED;
 };
 
 #endif