| /* |
| * Copyright 2016 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef SkArithmeticImageFilter_DEFINED |
| #define SkArithmeticImageFilter_DEFINED |
| |
| #include "include/core/SkImageFilter.h" |
| |
| struct ArithmeticFPInputs { |
| ArithmeticFPInputs(float k0, float k1, float k2, float k3, bool enforcePMColor) { |
| // We copy instances of this struct as the input data blob for the SkSL FP. The FP |
| // may try to access all of our bytes (for comparison purposes), so be sure to zero out |
| // any padding after the dangling bool. |
| memset(this, 0, sizeof(*this)); |
| fK[0] = k0; |
| fK[1] = k1; |
| fK[2] = k2; |
| fK[3] = k3; |
| fEnforcePMColor = enforcePMColor; |
| } |
| |
| float fK[4]; |
| bool fEnforcePMColor; |
| }; |
| |
| // DEPRECATED: Use include/effects/SkImageFilters::Arithmetic |
| class SK_API SkArithmeticImageFilter { |
| public: |
| static sk_sp<SkImageFilter> Make(float k1, float k2, float k3, float k4, bool enforcePMColor, |
| sk_sp<SkImageFilter> background, |
| sk_sp<SkImageFilter> foreground, |
| const SkImageFilter::CropRect* cropRect); |
| |
| static void RegisterFlattenables(); |
| |
| private: |
| SkArithmeticImageFilter(); // can't instantiate |
| }; |
| |
| #endif |