| /* |
| * 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 GrSimpleTextureEffect_DEFINED |
| #define GrSimpleTextureEffect_DEFINED |
| |
| #include "GrSingleTextureEffect.h" |
| #include "GrTextureProxy.h" |
| |
| class GrInvariantOutput; |
| |
| /** |
| * 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 (GrSamplerParams) and accepts |
| * a matrix that is used to compute texture coordinates from local coordinates. |
| */ |
| class GrSimpleTextureEffect : public GrSingleTextureEffect { |
| public: |
| /* unfiltered, clamp mode */ |
| static sk_sp<GrFragmentProcessor> Make(GrResourceProvider* resourceProvider, |
| sk_sp<GrTextureProxy> proxy, |
| sk_sp<GrColorSpaceXform> colorSpaceXform, |
| const SkMatrix& matrix) { |
| return sk_sp<GrFragmentProcessor>( |
| new GrSimpleTextureEffect(resourceProvider, std::move(proxy), |
| std::move(colorSpaceXform), matrix, |
| GrSamplerParams::kNone_FilterMode)); |
| } |
| |
| /* clamp mode */ |
| static sk_sp<GrFragmentProcessor> Make(GrResourceProvider* resourceProvider, |
| sk_sp<GrTextureProxy> proxy, |
| sk_sp<GrColorSpaceXform> colorSpaceXform, |
| const SkMatrix& matrix, |
| GrSamplerParams::FilterMode filterMode) { |
| return sk_sp<GrFragmentProcessor>( |
| new GrSimpleTextureEffect(resourceProvider, std::move(proxy), |
| std::move(colorSpaceXform), |
| matrix, filterMode)); |
| } |
| |
| static sk_sp<GrFragmentProcessor> Make(GrResourceProvider* resourceProvider, |
| sk_sp<GrTextureProxy> proxy, |
| sk_sp<GrColorSpaceXform> colorSpaceXform, |
| const SkMatrix& matrix, |
| const GrSamplerParams& p) { |
| return sk_sp<GrFragmentProcessor>(new GrSimpleTextureEffect(resourceProvider, |
| std::move(proxy), |
| std::move(colorSpaceXform), |
| matrix, p)); |
| } |
| |
| ~GrSimpleTextureEffect() override {} |
| |
| const char* name() const override { return "SimpleTexture"; } |
| |
| private: |
| GrSimpleTextureEffect(GrResourceProvider*, sk_sp<GrTextureProxy>, |
| sk_sp<GrColorSpaceXform>, const SkMatrix& matrix, |
| GrSamplerParams::FilterMode); |
| |
| GrSimpleTextureEffect(GrResourceProvider*, sk_sp<GrTextureProxy>, |
| sk_sp<GrColorSpaceXform>, const SkMatrix& matrix, |
| const GrSamplerParams&); |
| |
| GrGLSLFragmentProcessor* onCreateGLSLInstance() const override; |
| |
| void onGetGLSLProcessorKey(const GrShaderCaps&, GrProcessorKeyBuilder*) const override; |
| |
| bool onIsEqual(const GrFragmentProcessor& other) const override { return true; } |
| |
| GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
| |
| typedef GrSingleTextureEffect INHERITED; |
| }; |
| |
| #endif |