Step towards variable length effect keys.

src/gpu/gl/GrGLProgramEffects.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 GrGLProgramEffects_DEFINED
 #define GrGLProgramEffects_DEFINED
 
@@ skipping 171 matching lines @@
     void emitAttributes(GrGLFullShaderBuilder*, const GrEffectStage&);
 
     /**
      * Helper for emitEffect(). Emits code to implement an effect's coord transforms in the VS.
      * Varyings are added as an outputs of the VS and inputs to the FS. The varyings may be either a
      * vec2f or vec3f depending upon whether perspective interpolation is required or not. The names
      * of the varyings in the VS and FS as well their types are appended to the
      * TransformedCoordsArray* object, which is in turn passed to the effect's emitCode() function.
      */
     void emitTransforms(GrGLFullShaderBuilder*,
-                        const GrEffect*,
-                        EffectKey,
+                        const GrDrawEffect&,
                         TransformedCoordsArray*);
 
     /**
      * Helper for setData(). Sets all the transform matrices for an effect.
      */
     void setTransformData(const GrGLUniformManager&, const GrDrawEffect&, int effectIdx);
 
     struct Transform {
         Transform() { fCurrentValue = SkMatrix::InvalidMatrix(); }
         UniformHandle fHandle;
@@ skipping 66 matching lines @@
 
     /**
      * Helper for emitEffect(). Allocates texture units from the builder for each transform in an
      * effect. The transforms all use adjacent texture units. They either use two or three of the
      * coordinates at a given texture unit, depending on if they need perspective interpolation.
      * The expressions to access the transformed coords (i.e. 'vec2(gl_TexCoord[0])') as well as the
      * types are appended to the TransformedCoordsArray* object, which is in turn passed to the
      * effect's emitCode() function.
      */
     void setupPathTexGen(GrGLFragmentOnlyShaderBuilder*,
-                         const GrEffect*,
-                         EffectKey,
+                         const GrDrawEffect&,
                          TransformedCoordsArray*);
 
     /**
      * Helper for setData(). Sets the PathTexGen state for each transform in an effect.
      */
     void setPathTexGenState(GrGpuGL*, const GrDrawEffect&, int effectIdx);
 
     struct Transforms {
         Transforms(EffectKey transformKey, int texCoordIndex)
             : fTransformKey(transformKey), fTexCoordIndex(texCoordIndex) {}
@@ skipping 27 matching lines @@
     GrGLProgramEffects* finish() { return fProgramEffects.detach(); }
 
 private:
     GrGLFragmentOnlyShaderBuilder*          fBuilder;
     SkAutoTDelete<GrGLPathTexGenProgramEffects> fProgramEffects;
 
     typedef GrGLProgramEffectsBuilder INHERITED;
 };
 
 #endif