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 class GrPathProcessor : public GrPrimitiveProcessor { 18 public: 19 static GrPathProcessor* Create(GrColor color, 20 const SkMatrix& viewMatrix = SkMatrix::I(), 21 const SkMatrix& localMatrix = SkMatrix::I()) { 22 return new GrPathProcessor(color, viewMatrix, localMatrix); 23 } 24 name()25 const char* name() const override { return "PathProcessor"; } 26 color()27 GrColor color() const { return fColor; } viewMatrix()28 const SkMatrix& viewMatrix() const { return fViewMatrix; } localMatrix()29 const SkMatrix& localMatrix() const { return fLocalMatrix; } 30 willUseGeoShader()31 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 isPathRendering()38 virtual bool isPathRendering() const override { return true; } 39 40 private: 41 GrPathProcessor(GrColor, const SkMatrix& viewMatrix, const SkMatrix& localMatrix); 42 hasExplicitLocalCoords()43 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 53