Proposed SkCanvas API for preLoading textures to VRAM v2.0

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.
  */
 
 
 
 #ifndef SkGpuDevice_DEFINED
 #define SkGpuDevice_DEFINED
 
 #include "SkGr.h"
 #include "SkBitmap.h"
 #include "SkBitmapDevice.h"
+#include "SkPicture.h"
 #include "SkRegion.h"
 #include "GrContext.h"
 
 struct SkDrawProcs;
 struct GrSkDrawProcs;
 
 class GrTextContext;
 
 /**
  *  Subclass of SkBitmapDevice, which directs all drawing to the GrGpu owned by the
@@ skipping 112 matching lines @@
      */
     virtual void makeRenderTargetCurrent();
 
     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:
     virtual bool onReadPixels(const SkBitmap&, int x, int y, SkCanvas::Config8888) 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;
 
     GrSkDrawProcs*  fDrawProcs;
 
     GrClipData      fClipData;
 
     GrTextContext*  fMainTextContext;
     GrTextContext*  fFallbackTextContext;
 
@@ skipping 45 matching lines @@
                             bool bicubic);
     void drawTiledBitmap(const SkBitmap& bitmap,
                          const SkRect& srcRect,
                          const SkIRect& clippedSrcRect,
                          const GrTextureParams& params,
                          const SkPaint& paint,
                          SkCanvas::DrawBitmapRectFlags flags,
                          int tileSize,
                          bool bicubic);
 
+    static SkPicture::AccelData::Key ComputeAccelDataKey();
+
     typedef SkBitmapDevice INHERITED;
 };
 
 #endif