Add GrEllipseEdgeEffect

src/gpu/gl/GrGLProgram.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 GrGLProgram_DEFINED
 #define GrGLProgram_DEFINED
@@ skipping 147 matching lines @@
         // secondary source is output and what value it holds.
         enum DualSrcOutput {
             kNone_DualSrcOutput,
             kCoverage_DualSrcOutput,
             kCoverageISA_DualSrcOutput,
             kCoverageISC_DualSrcOutput,
 
             kDualSrcOutputCnt
         };
 
+        struct AttribPair {
+            void set(int index, const char* name) {
+                fIndex = index; fName = name;
+            }
+            int         fIndex;
+            const char* fName;
+        };
+
         // TODO: remove these two members when edge-aa can be rewritten as a GrEffect.
         GrDrawState::VertexEdgeType fVertexEdgeType;
         // should the FS discard if the edge-aa coverage is zero (to avoid stencil manipulation)
         bool                        fDiscardIfOutsideEdge;
 
         // stripped of bits that don't affect program generation
         GrAttribBindings            fAttribBindings;
 
         /** Non-zero if this stage has an effect */
         GrGLEffect::EffectKey       fEffectKeys[GrDrawState::kNumStages];
 
         // To enable experimental geometry shader code (not for use in
         // production)
 #if GR_GL_EXPERIMENTAL_GS
         bool                        fExperimentalGS;
 #endif
         uint8_t                     fColorInput;            // casts to enum ColorInput
         uint8_t                     fCoverageInput;         // casts to enum ColorInput
         uint8_t                     fDualSrcOutput;         // casts to enum DualSrcOutput
         int8_t                      fFirstCoverageStage;
         SkBool8                     fEmitsPointSize;
         uint8_t                     fColorFilterXfermode;   // casts to enum SkXfermode::Mode
 
         int8_t                      fPositionAttributeIndex;
         int8_t                      fColorAttributeIndex;
         int8_t                      fCoverageAttributeIndex;
         int8_t                      fEdgeAttributeIndex;
         int8_t                      fTexCoordAttributeIndex;
 
+        SkSTArray<2, AttribPair, true> fEffectAttributes;
+
         friend class GrGLProgram;
     };
 
     // Layout information for OpenGL vertex attributes
     struct AttribLayout {
         GrGLint     fCount;
         GrGLenum    fType;
         GrGLboolean fNormalized;
     };
     static const AttribLayout kAttribLayouts[kGrVertexAttribTypeCount];
@@ skipping 85 matching lines @@
     Desc                        fDesc;
     const GrGLContext&          fContext;
 
     GrGLUniformManager          fUniformManager;
     UniformHandles              fUniformHandles;
 
     typedef GrRefCnt INHERITED;
 };
 
 #endif