OptState owns program descriptor

src/gpu/GrGpu.h

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrGpu_DEFINED
 #define GrGpu_DEFINED
 
 #include "GrDrawTarget.h"
 #include "GrClipMaskManager.h"
 #include "GrPathRendering.h"
 #include "SkPath.h"
 
 class GrContext;
 class GrIndexBufferAllocPool;
 class GrPath;
 class GrPathRange;
 class GrPathRenderer;
 class GrPathRendererChain;
+class GrProgramDesc;
 class GrStencilBuffer;
 class GrVertexBufferAllocPool;
 
 class GrGpu : public GrDrawTarget {
 public:
 
     /**
      * Additional blend coefficients for dual source blending, not exposed
      * through GrPaint/GrContext.
      */
@@ skipping 309 matching lines @@
         kDrawPath_DrawType,
         kDrawPaths_DrawType,
     };
 
     static bool IsPathRenderingDrawType(DrawType type) {
         return kDrawPath_DrawType == type || kDrawPaths_DrawType == type;
     }
 
     GrContext::GPUStats* gpuStats() { return &fGPUStats; }
 
+    virtual void buildKey(const GrOptDrawState* optState,
+                          GrGpu::DrawType drawType,
+                          const GrDeviceCoordTexture* dstCopy,
+                          GrProgramDesc* desc) = 0;
+
 protected:
     DrawType PrimTypeToDrawType(GrPrimitiveType type) {
         switch (type) {
             case kTriangles_GrPrimitiveType:
             case kTriangleStrip_GrPrimitiveType:
             case kTriangleFan_GrPrimitiveType:
                 return kDrawTriangles_DrawType;
             case kPoints_GrPrimitiveType:
                 return kDrawPoints_DrawType;
             case kLines_GrPrimitiveType:
@@ skipping 167 matching lines @@
     // counts number of uses of vertex/index pool in the geometry stack
     int                                                                 fVertexPoolUseCnt;
     int                                                                 fIndexPoolUseCnt;
     // these are mutable so they can be created on-demand
     mutable GrIndexBuffer*                                              fQuadIndexBuffer;
 
     typedef GrDrawTarget INHERITED;
 };
 
 #endif