chromium/third_party/skia/src/gpu/ganesh/gradients/GrGradientBitmapCache.cpp

/*
 * Copyright 2018 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
#include "src/gpu/ganesh/gradients/GrGradientBitmapCache.h"

#include "include/core/SkAlphaType.h"
#include "include/core/SkBitmap.h"
#include "include/core/SkColorSpace.h"
#include "include/core/SkImageInfo.h"
#include "include/core/SkMatrix.h"
#include "include/core/SkTypes.h"
#include "include/private/base/SkMalloc.h"
#include "include/private/base/SkTemplates.h"
#include "src/base/SkArenaAlloc.h"
#include "src/base/SkFloatBits.h"
#include "src/core/SkRasterPipeline.h"
#include "src/core/SkRasterPipelineOpContexts.h"
#include "src/core/SkRasterPipelineOpList.h"
#include "src/shaders/gradients/SkGradientBaseShader.h"

#include <cstdint>
#include <cstring>

usingnamespaceskia_private;

struct GrGradientBitmapCache::Entry { … };

GrGradientBitmapCache::GrGradientBitmapCache(int max, int res)
        : … { … }

GrGradientBitmapCache::~GrGradientBitmapCache() { … }

GrGradientBitmapCache::Entry* GrGradientBitmapCache::release(Entry* entry) const { … }

void GrGradientBitmapCache::attachToHead(Entry* entry) const { … }

bool GrGradientBitmapCache::find(const void* buffer, size_t size, SkBitmap* bm) const { … }

void GrGradientBitmapCache::add(const void* buffer, size_t len, const SkBitmap& bm) { … }

///////////////////////////////////////////////////////////////////////////////

void GrGradientBitmapCache::fillGradient(const SkPMColor4f* colors,
                                         const SkScalar* positions,
                                         int count,
                                         bool colorsAreOpaque,
                                         const SkGradientShader::Interpolation& interpolation,
                                         const SkColorSpace* intermediateColorSpace,
                                         const SkColorSpace* dstColorSpace,
                                         SkBitmap* bitmap) { … }

void GrGradientBitmapCache::getGradient(const SkPMColor4f* colors,
                                        const SkScalar* positions,
                                        int count,
                                        bool colorsAreOpaque,
                                        const SkGradientShader::Interpolation& interpolation,
                                        const SkColorSpace* intermediateColorSpace,
                                        const SkColorSpace* dstColorSpace,
                                        SkColorType colorType,
                                        SkAlphaType alphaType,
                                        SkBitmap* bitmap) { … }

///////////////////////////////////////////////////////////////////////////////

#ifdef SK_DEBUG

void GrGradientBitmapCache::validate() const { … }

#endif