Import glTextureBarrier

src/gpu/GrDrawTargetCaps.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 GrDrawTargetCaps_DEFINED
 #define GrDrawTargetCaps_DEFINED
 
@@ skipping 68 matching lines @@
     bool pathRenderingSupport() const { return fPathRenderingSupport; }
     bool dstReadInShaderSupport() const { return fDstReadInShaderSupport; }
     bool discardRenderTargetSupport() const { return fDiscardRenderTargetSupport; }
 #if GR_FORCE_GPU_TRACE_DEBUGGING
     bool gpuTracingSupport() const { return true; }
 #else
     bool gpuTracingSupport() const { return fGpuTracingSupport; }
 #endif
     bool compressedTexSubImageSupport() const { return fCompressedTexSubImageSupport; }
     bool oversizedStencilSupport() const { return fOversizedStencilSupport; }
+    bool textureBarrierSupport() const { return fTextureBarrierSupport; }
 
     bool useDrawInsteadOfClear() const { return fUseDrawInsteadOfClear; }
 
     /**
      * Indicates whether GPU->CPU memory mapping for GPU resources such as vertex buffers and
      * textures allows partial mappings or full mappings.
      */
     enum MapFlags {
         kNone_MapFlags   = 0x0,       //<! Cannot map the resource.
 
@@ skipping 51 matching lines @@
     bool fShaderDerivativeSupport       : 1;
     bool fGeometryShaderSupport         : 1;
     bool fDualSourceBlendingSupport     : 1;
     bool fPathRenderingSupport          : 1;
     bool fDstReadInShaderSupport        : 1;
     bool fDiscardRenderTargetSupport    : 1;
     bool fReuseScratchTextures          : 1;
     bool fGpuTracingSupport             : 1;
     bool fCompressedTexSubImageSupport  : 1;
     bool fOversizedStencilSupport       : 1;
+    bool fTextureBarrierSupport         : 1;
     // Driver workaround
     bool fUseDrawInsteadOfClear         : 1;
 
     uint32_t fMapBufferFlags;
 
     int fMaxRenderTargetSize;
     int fMaxTextureSize;
     int fMaxSampleCount;
 
     // The first entry for each config is without msaa and the second is with.
     bool fConfigRenderSupport[kGrPixelConfigCnt][2];
     bool fConfigTextureSupport[kGrPixelConfigCnt];
 
     bool fShaderPrecisionVaries;
     PrecisionInfo fFloatPrecisions[kGrShaderTypeCount][kGrSLPrecisionCount];
 
 private:
     typedef SkRefCnt INHERITED;
 };
 
 #endif