| /* |
| * 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 GrCustomCoordsTextureEffect_DEFINED |
| #define GrCustomCoordsTextureEffect_DEFINED |
| |
| #include "GrProcessor.h" |
| #include "GrGeometryProcessor.h" |
| |
| class GrGLCustomCoordsTextureEffect; |
| |
| /** |
| * The output color of this effect is a modulation of the input color and a sample from a texture. |
| * It allows explicit specification of the filtering and wrap modes (GrTextureParams). The input |
| * coords are a custom attribute. |
| */ |
| class GrCustomCoordsTextureEffect : public GrGeometryProcessor { |
| public: |
| static GrGeometryProcessor* Create(GrTexture* tex, const GrTextureParams& p) { |
| return SkNEW_ARGS(GrCustomCoordsTextureEffect, (tex, p)); |
| } |
| |
| virtual ~GrCustomCoordsTextureEffect() {} |
| |
| static const char* Name() { return "Texture"; } |
| |
| virtual void getConstantColorComponents(GrColor* color, uint32_t* validFlags) const SK_OVERRIDE; |
| |
| const GrShaderVar& inTextureCoords() const { return fInTextureCoords; } |
| |
| typedef GrGLCustomCoordsTextureEffect GLProcessor; |
| |
| virtual const GrBackendGeometryProcessorFactory& getFactory() const SK_OVERRIDE; |
| |
| private: |
| GrCustomCoordsTextureEffect(GrTexture* texture, const GrTextureParams& params); |
| |
| virtual bool onIsEqual(const GrProcessor& other) const SK_OVERRIDE; |
| |
| GrTextureAccess fTextureAccess; |
| const GrShaderVar& fInTextureCoords; |
| |
| GR_DECLARE_GEOMETRY_PROCESSOR_TEST; |
| |
| typedef GrGeometryProcessor INHERITED; |
| }; |
| |
| #endif |