chromium/third_party/skia/src/gpu/graphite/render/SDFTextRenderStep.cpp

/*
 * Copyright 2022 Google LLC
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#include "src/gpu/graphite/render/SDFTextRenderStep.h"

#include "include/core/SkM44.h"
#include "include/gpu/graphite/Recorder.h"
#include "src/gpu/graphite/AtlasProvider.h"
#include "src/gpu/graphite/ContextUtils.h"
#include "src/gpu/graphite/DrawParams.h"
#include "src/gpu/graphite/DrawWriter.h"
#include "src/gpu/graphite/PipelineData.h"
#include "src/gpu/graphite/RecorderPriv.h"
#include "src/gpu/graphite/render/CommonDepthStencilSettings.h"
#include "src/gpu/graphite/text/TextAtlasManager.h"
#include "src/sksl/SkSLString.h"
#include "src/text/gpu/DistanceFieldAdjustTable.h"
#include "src/text/gpu/SubRunContainer.h"
#include "src/text/gpu/VertexFiller.h"

#if defined(SK_GAMMA_APPLY_TO_A8)
#include "include/private/base/SkCPUTypes.h"
#include "src/core/SkMaskGamma.h"
#endif

namespace skgpu::graphite {

namespace {

// We are expecting to sample from up to 4 textures
constexpr int kNumSDFAtlasTextures = …;

}  // namespace

SDFTextRenderStep::SDFTextRenderStep()
        : … { … }

SDFTextRenderStep::~SDFTextRenderStep() { … }

std::string SDFTextRenderStep::vertexSkSL() const { … }

std::string SDFTextRenderStep::texturesAndSamplersSkSL(
        const ResourceBindingRequirements& bindingReqs, int* nextBindingIndex) const { … }

const char* SDFTextRenderStep::fragmentCoverageSkSL() const { … }

void SDFTextRenderStep::writeVertices(DrawWriter* dw,
                                      const DrawParams& params,
                                      skvx::ushort2 ssboIndices) const { … }

void SDFTextRenderStep::writeUniformsAndTextures(const DrawParams& params,
                                                 PipelineDataGatherer* gatherer) const { … }

}  // namespace skgpu::graphite