plumbing for GPU fast blur

src/core/SkMaskFilter.cpp

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "SkMaskFilter.h"
@@ skipping 299 matching lines @@
 }
 
  bool SkMaskFilter::directFilterMaskGPU(GrContext* context,
                                         GrPaint* grp,
                                         const SkStrokeRec& strokeRec,
                                         const SkPath& path) const {
     return false;
 }
 
 
+bool SkMaskFilter::directFilterRRectMaskGPU(GrContext* context,
+                                            GrPaint* grp,
+                                            const SkStrokeRec& strokeRec,
+                                            const SkRRect& rrect) const {
+    return false;
+}
+
 bool SkMaskFilter::filterMaskGPU(GrTexture* src,
                                  const SkMatrix& ctm,
                                  const SkRect& maskRect,
                                  GrTexture** result,
                                  bool canOverwriteSrc) const {
     return false;
 }
 #endif
 
 void SkMaskFilter::computeFastBounds(const SkRect& src, SkRect* dst) const {
     SkMask  srcM, dstM;
 
     srcM.fImage = NULL;
     src.roundOut(&srcM.fBounds);
     srcM.fRowBytes = 0;
     srcM.fFormat = SkMask::kA8_Format;
 
     SkIPoint margin;    // ignored
     if (this->filterMask(&dstM, srcM, SkMatrix::I(), &margin)) {
         dst->set(dstM.fBounds);
     } else {
         dst->set(srcM.fBounds);
     }
 }