Distance field path optimizations and clean up.

src/gpu/GrAADistanceFieldPathRenderer.h

 
 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrAADistanceFieldPathRenderer_DEFINED
 #define GrAADistanceFieldPathRenderer_DEFINED
 
 #include "GrAllocPool.h"
 #include "GrAtlas.h"
 #include "GrPathRenderer.h"
 #include "GrRect.h"
 
 #include "SkChecksum.h"
 
 class GrContext;
 class GrPlot;
 
 class GrAADistanceFieldPathRenderer : public GrPathRenderer {
 public:
-    GrAADistanceFieldPathRenderer(GrContext* context)
-        : fContext(context)
-        , fAtlas(NULL) {
-    }
-    
+    GrAADistanceFieldPathRenderer(GrContext* context);
     virtual ~GrAADistanceFieldPathRenderer();
     
     virtual bool canDrawPath(const SkPath& path,
                              const SkStrokeRec& stroke,
                              const GrDrawTarget* target,
                              bool antiAlias) const SK_OVERRIDE;
 
 protected:
     virtual StencilSupport onGetStencilSupport(const SkPath&,
                                                const SkStrokeRec&,
@@ skipping 17 matching lines @@
         }
         
         static inline uint32_t Hash(uint32_t key) {
             return SkChecksum::Murmur3(&key, sizeof(key));
         }
     };
     typedef SkTInternalLList<PathData> PathDataList;
     
     GrContext*                         fContext;
     GrAtlas*                           fAtlas;
+    SkAutoTUnref<GrGeometryProcessor>  fCachedGeometryProcessor;
+    // current set of flags used to create the cached geometry processor
+    uint32_t                           fEffectFlags;
     GrAtlas::ClientPlotUsage           fPlotUsage;
     SkTDynamicHash<PathData, uint32_t> fPathCache;
     PathDataList                       fPathList;
     
     bool internalDrawPath(const SkPath& path, const PathData* pathData, GrDrawTarget* target);
     PathData* addPathToAtlas(const SkPath& path, const SkStrokeRec& stroke, bool antiAlias);
     bool freeUnusedPlot();
     
     typedef GrPathRenderer INHERITED;
 };
 
 #endif