Make GrIODB record and play back copySurface.

src/gpu/GrDrawTarget.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 GrDrawTarget_DEFINED
@@ skipping 404 matching lines @@
      * src bounds then  pixel values in the dst rect corresponding to area clipped
      * by the src rect are not overwritten. This method can fail and return false
      * depending on the type of surface, configs, etc, and the backend-specific
      * limitations. If rect is clipped out entirely by the src or dst bounds then
      * true is returned since there is no actual copy necessary to succeed.
      */
     bool copySurface(GrSurface* dst,
                      GrSurface* src,
                      const SkIRect& srcRect,
                      const SkIPoint& dstPoint);
+    /**
+     * Function that determines whether a copySurface call would succeed without
+     * performing the copy.
+     */
+    bool canCopySurface(GrSurface* dst,
+                        GrSurface* src,
+                        const SkIRect& srcRect,
+                        const SkIPoint& dstPoint);
 
     /**
      * Release any resources that are cached but not currently in use. This
      * is intended to give an application some recourse when resources are low.
      */
     virtual void purgeResources() {};
 
     /**
      * For subclass internal use to invoke a call to onDraw(). See DrawInfo below.
      */
@@ skipping 204 matching lines @@
     virtual bool onCopySurface(GrSurface* dst,
                                GrSurface* src,
                                const SkIRect& srcRect,
                                const SkIPoint& dstPoint);
 
     // Called to determine whether an onCopySurface call would succeed or not. This is useful for
     // proxy subclasses to test whether the copy would succeed without executing it yet. Derived
     // classes must keep this consistent with their implementation of onCopySurface(). The inputs
     // are the same as onCopySurface(), i.e. srcRect and dstPoint are clipped to be inside the src
     // and dst bounds.
-    virtual bool canCopySurface(GrSurface* dst,
-                                GrSurface* src,
-                                const SkIRect& srcRect,
-                                const SkIPoint& dstPoint);
+    virtual bool onCanCopySurface(GrSurface* dst,
+                                  GrSurface* src,
+                                  const SkIRect& srcRect,
+                                  const SkIPoint& dstPoint);
 
     GrContext* getContext() { return fContext; }
     const GrContext* getContext() const { return fContext; }
 
     // A subclass may override this function if it wishes to be notified when the clip is changed.
     // The override should call INHERITED::clipWillBeSet().
     virtual void clipWillBeSet(const GrClipData* clipData);
 
     // subclasses must call this in their destructors to ensure all vertex
     // and index sources have been released (including those held by
@@ skipping 149 matching lines @@
     const GrClipData*                                               fClip;
     GrDrawState*                                                    fDrawState;
     GrDrawState                                                     fDefaultDrawState;
     // The context owns us, not vice-versa, so this ptr is not ref'ed by DrawTarget.
     GrContext*                                                      fContext;
 
     typedef GrRefCnt INHERITED;
 };
 
 #endif