added support for glMinSampleShading

include/gpu/GrCaps.h

 
 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #ifndef GrCaps_DEFINED
 #define GrCaps_DEFINED
 
@@ skipping 251 matching lines @@
     bool supportsInstancedDraws() const {
         return fSupportsInstancedDraws;
     }
 
     bool fullClearIsFree() const { return fFullClearIsFree; }
 
     /** True in environments that will issue errors if memory uploaded to buffers 
         is not initialized (even if not read by draw calls). */
     bool mustClearUploadedBufferData() const { return fMustClearUploadedBufferData; }
 
+    bool sampleShadingSupport() const { return fSampleShadingSupport; }
+
 protected:
     /** Subclasses must call this at the end of their constructors in order to apply caps
         overrides requested by the client. Note that overrides will only reduce the caps never
         expand them. */
     void applyOptionsOverrides(const GrContextOptions& options);
 
     SkAutoTUnref<GrShaderCaps>    fShaderCaps;
 
     bool fNPOTTextureTileSupport                     : 1;
     bool fMipMapSupport                              : 1;
@@ skipping 14 matching lines @@
     bool fMustClearUploadedBufferData                : 1;
 
     // Driver workaround
     bool fUseDrawInsteadOfClear                      : 1;
     bool fUseDrawInsteadOfPartialRenderTargetWrite   : 1;
     bool fUseDrawInsteadOfAllRenderTargetWrites      : 1;
 
     // ANGLE workaround
     bool fPreferVRAMUseOverFlushes                   : 1;
 
+    bool fSampleShadingSupport                       : 1;
+
     BlendEquationSupport fBlendEquationSupport;
     uint32_t fAdvBlendEqBlacklist;
     GR_STATIC_ASSERT(kLast_GrBlendEquation < 32);
 
     uint32_t fMapBufferFlags;
     int fGeometryBufferMapThreshold;
 
     int fMaxRenderTargetSize;
     int fMaxVertexAttributes;
     int fMaxTextureSize;
     int fMaxTileSize;
     int fMaxColorSampleCount;
     int fMaxStencilSampleCount;
     int fMaxRasterSamples;
 
 private:
     virtual void onApplyOptionsOverrides(const GrContextOptions&) {};
 
     bool fSuppressPrints : 1;
     bool fImmediateFlush: 1;
     bool fDrawPathMasksToCompressedTextureSupport : 1;
 
     typedef SkRefCnt INHERITED;
 };
 
 #endif