chromium/third_party/skia/src/gpu/graphite/dawn/DawnResourceProvider.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/dawn/DawnResourceProvider.h"

#include "include/gpu/graphite/BackendTexture.h"
#include "include/gpu/graphite/TextureInfo.h"
#include "include/gpu/graphite/dawn/DawnTypes.h"
#include "include/private/base/SkAlign.h"
#include "src/gpu/graphite/ComputePipeline.h"
#include "src/gpu/graphite/RenderPassDesc.h"
#include "src/gpu/graphite/dawn/DawnBuffer.h"
#include "src/gpu/graphite/dawn/DawnComputePipeline.h"
#include "src/gpu/graphite/dawn/DawnErrorChecker.h"
#include "src/gpu/graphite/dawn/DawnGraphicsPipeline.h"
#include "src/gpu/graphite/dawn/DawnGraphiteTypesPriv.h"
#include "src/gpu/graphite/dawn/DawnSampler.h"
#include "src/gpu/graphite/dawn/DawnSharedContext.h"
#include "src/gpu/graphite/dawn/DawnTexture.h"
#include "src/sksl/SkSLCompiler.h"

namespace skgpu::graphite {

namespace {

constexpr int kBufferBindingSizeAlignment = …;
constexpr int kMaxNumberOfCachedBufferBindGroups = …;
constexpr int kMaxNumberOfCachedTextureBindGroups = …;

wgpu::ShaderModule create_shader_module(const wgpu::Device& device, const char* source) { … }

wgpu::RenderPipeline create_blit_render_pipeline(const DawnSharedContext* sharedContext,
                                                 const char* label,
                                                 wgpu::ShaderModule vsModule,
                                                 wgpu::ShaderModule fsModule,
                                                 wgpu::TextureFormat renderPassColorFormat,
                                                 wgpu::TextureFormat renderPassDepthStencilFormat,
                                                 int numSamples) { … }

template <size_t NumEntries>
using BindGroupKey = typename DawnResourceProvider::BindGroupKey<NumEntries>;
using UniformBindGroupKey = BindGroupKey<DawnResourceProvider::kNumUniformEntries>;

UniformBindGroupKey make_ubo_bind_group_key(
        const std::array<std::pair<const DawnBuffer*, uint32_t>,
                         DawnResourceProvider::kNumUniformEntries>& boundBuffersAndSizes) { … }

BindGroupKey<1> make_texture_bind_group_key(const DawnSampler* sampler,
                                            const DawnTexture* texture) { … }
}  // namespace

DawnResourceProvider::DawnResourceProvider(SharedContext* sharedContext,
                                           SingleOwner* singleOwner,
                                           uint32_t recorderID,
                                           size_t resourceBudget)
        : … { … }

DawnResourceProvider::~DawnResourceProvider() = default;

wgpu::RenderPipeline DawnResourceProvider::findOrCreateBlitWithDrawPipeline(
        const RenderPassDesc& renderPassDesc) { … }

sk_sp<Texture> DawnResourceProvider::onCreateWrappedTexture(const BackendTexture& texture) { … }

sk_sp<DawnTexture> DawnResourceProvider::findOrCreateDiscardableMSAALoadTexture(
        SkISize dimensions, const TextureInfo& msaaInfo) { … }

sk_sp<GraphicsPipeline> DawnResourceProvider::createGraphicsPipeline(
        const RuntimeEffectDictionary* runtimeDict,
        const GraphicsPipelineDesc& pipelineDesc,
        const RenderPassDesc& renderPassDesc) { … }

sk_sp<ComputePipeline> DawnResourceProvider::createComputePipeline(
        const ComputePipelineDesc& desc) { … }

sk_sp<Texture> DawnResourceProvider::createTexture(SkISize dimensions,
                                                   const TextureInfo& info,
                                                   skgpu::Budgeted budgeted) { … }

sk_sp<Buffer> DawnResourceProvider::createBuffer(size_t size,
                                                 BufferType type,
                                                 AccessPattern accessPattern) { … }

sk_sp<Sampler> DawnResourceProvider::createSampler(const SamplerDesc& samplerDesc) { … }

BackendTexture DawnResourceProvider::onCreateBackendTexture(SkISize dimensions,
                                                            const TextureInfo& info) { … }

void DawnResourceProvider::onDeleteBackendTexture(const BackendTexture& texture) { … }

DawnSharedContext* DawnResourceProvider::dawnSharedContext() const { … }

sk_sp<DawnBuffer> DawnResourceProvider::findOrCreateDawnBuffer(size_t size,
                                                               BufferType type,
                                                               AccessPattern accessPattern,
                                                               std::string_view label) { … }

const wgpu::BindGroupLayout& DawnResourceProvider::getOrCreateUniformBuffersBindGroupLayout() { … }

const wgpu::BindGroupLayout&
DawnResourceProvider::getOrCreateSingleTextureSamplerBindGroupLayout() { … }

const wgpu::Buffer& DawnResourceProvider::getOrCreateNullBuffer() { … }

const wgpu::BindGroup& DawnResourceProvider::findOrCreateUniformBuffersBindGroup(
        const std::array<std::pair<const DawnBuffer*, uint32_t>, kNumUniformEntries>&
                boundBuffersAndSizes) { … }

const wgpu::BindGroup& DawnResourceProvider::findOrCreateSingleTextureSamplerBindGroup(
        const DawnSampler* sampler, const DawnTexture* texture) { … }

} // namespace skgpu::graphite