Round stencil buffers dims up to next pow2 when allowed

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 64 matching lines @@
     bool stencilWrapOpsSupport() const { return  fStencilWrapOpsSupport; }
     bool hwAALineSupport() const { return fHWAALineSupport; }
     bool shaderDerivativeSupport() const { return fShaderDerivativeSupport; }
     bool geometryShaderSupport() const { return fGeometryShaderSupport; }
     bool dualSourceBlendingSupport() const { return fDualSourceBlendingSupport; }
     bool pathRenderingSupport() const { return fPathRenderingSupport; }
     bool dstReadInShaderSupport() const { return fDstReadInShaderSupport; }
     bool discardRenderTargetSupport() const { return fDiscardRenderTargetSupport; }
     bool gpuTracingSupport() const { return fGpuTracingSupport; }
     bool compressedTexSubImageSupport() const { return fCompressedTexSubImageSupport; }
+    bool oversizedStencilSupport() const { return fOversizedStencilSupport; }
 
     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 44 matching lines @@
     bool floatPrecisionVaries() const { return fShaderPrecisionVaries; }
 
     /**
      * Gets an id that is unique for this GrDrawTargetCaps object. It is static in that it does
      * not change when the content of the GrDrawTargetCaps object changes. This will never return
      * 0.
      */
     uint32_t getUniqueID() const { return fUniqueID; }
 
 protected:
-    bool fNPOTTextureTileSupport    : 1;
-    bool fMipMapSupport             : 1;
-    bool fTwoSidedStencilSupport    : 1;
-    bool fStencilWrapOpsSupport     : 1;
-    bool fHWAALineSupport           : 1;
-    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 fNPOTTextureTileSupport        : 1;
+    bool fMipMapSupport                 : 1;
+    bool fTwoSidedStencilSupport        : 1;
+    bool fStencilWrapOpsSupport         : 1;
+    bool fHWAALineSupport               : 1;
+    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;
     // Driver workaround
-    bool fUseDrawInsteadOfClear     : 1;
+    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:
     static uint32_t CreateUniqueID();
 
     const uint32_t          fUniqueID;
 
     typedef SkRefCnt INHERITED;
 };
 
 #endif