Line data    Source code

       1             : /*
       2             :  * Copyright 2013 Google Inc.
       3             :  *
       4             :  * Use of this source code is governed by a BSD-style license that can be
       5             :  * found in the LICENSE file.
       6             :  */
       7             : 
       8             : #ifndef GrPathProcessor_DEFINED
       9             : #define GrPathProcessor_DEFINED
      10             : 
      11             : #include "GrPrimitiveProcessor.h"
      12             : 
      13             : /*
      14             :  * The path equivalent of the GP.  For now this just manages color. In the long term we plan on
      15             :  * extending this class to handle all nvpr uniform / varying / program work.
      16             :  */
      17           0 : class GrPathProcessor : public GrPrimitiveProcessor {
      18             : public:
      19           0 :     static GrPathProcessor* Create(GrColor color,
      20             :                                    const SkMatrix& viewMatrix = SkMatrix::I(),
      21             :                                    const SkMatrix& localMatrix = SkMatrix::I()) {
      22           0 :         return new GrPathProcessor(color, viewMatrix, localMatrix);
      23             :     }
      24             : 
      25           0 :     const char* name() const override { return "PathProcessor"; }
      26             : 
      27           0 :     GrColor color() const { return fColor; }
      28           0 :     const SkMatrix& viewMatrix() const { return fViewMatrix; }
      29           0 :     const SkMatrix& localMatrix() const { return fLocalMatrix; }
      30             : 
      31           0 :     bool willUseGeoShader() const override { return false; }
      32             : 
      33             :     virtual void getGLSLProcessorKey(const GrShaderCaps& caps,
      34             :                                      GrProcessorKeyBuilder* b) const override;
      35             : 
      36             :     virtual GrGLSLPrimitiveProcessor* createGLSLInstance(const GrShaderCaps& caps) const override;
      37             : 
      38           0 :     virtual bool isPathRendering() const override { return true; }
      39             : 
      40             : private:
      41             :     GrPathProcessor(GrColor, const SkMatrix& viewMatrix, const SkMatrix& localMatrix);
      42             : 
      43           0 :     bool hasExplicitLocalCoords() const override { return false; }
      44             : 
      45             :     GrColor fColor;
      46             :     const SkMatrix fViewMatrix;
      47             :     const SkMatrix fLocalMatrix;
      48             : 
      49             :     typedef GrPrimitiveProcessor INHERITED;
      50             : };
      51             : 
      52             : #endif