chromium/third_party/skia/src/shaders/SkBlendShader.cpp

/*
 * Copyright 2006 The Android Open Source Project
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#include "src/shaders/SkBlendShader.h"

#include "include/core/SkBlendMode.h"
#include "include/core/SkBlender.h"
#include "include/core/SkData.h"
#include "include/core/SkFlattenable.h"
#include "include/effects/SkRuntimeEffect.h"
#include "src/base/SkArenaAlloc.h"
#include "src/core/SkBlendModePriv.h"
#include "src/core/SkBlenderBase.h"
#include "src/core/SkEffectPriv.h"
#include "src/core/SkKnownRuntimeEffects.h"
#include "src/core/SkRasterPipeline.h"
#include "src/core/SkRasterPipelineOpContexts.h"
#include "src/core/SkRasterPipelineOpList.h"
#include "src/core/SkReadBuffer.h"
#include "src/core/SkWriteBuffer.h"
#include "src/shaders/SkShaderBase.h"

#include <optional>

sk_sp<SkFlattenable> SkBlendShader::CreateProc(SkReadBuffer& buffer) { … }

void SkBlendShader::flatten(SkWriteBuffer& buffer) const { … }

// Returns the output of e0, and leaves the output of e1 in r,g,b,a
static float* append_two_shaders(const SkStageRec& rec,
                                 const SkShaders::MatrixRec& mRec,
                                 SkShader* s0,
                                 SkShader* s1) { … }

bool SkBlendShader::appendStages(const SkStageRec& rec, const SkShaders::MatrixRec& mRec) const { … }

sk_sp<SkShader> SkShaders::Blend(SkBlendMode mode, sk_sp<SkShader> dst, sk_sp<SkShader> src) { … }

sk_sp<SkShader> SkShaders::Blend(sk_sp<SkBlender> blender,
                                 sk_sp<SkShader> dst,
                                 sk_sp<SkShader> src) { … }

void SkRegisterBlendShaderFlattenable() { … }