chromium/third_party/skia/src/gpu/graphite/ResourceProvider.cpp

/*
 * Copyright 2021 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/ResourceProvider.h"

#include "include/core/SkSamplingOptions.h"
#include "include/core/SkTileMode.h"
#include "include/gpu/graphite/BackendTexture.h"
#include "src/core/SkTraceEvent.h"
#include "src/gpu/graphite/Buffer.h"
#include "src/gpu/graphite/Caps.h"
#include "src/gpu/graphite/CommandBuffer.h"
#include "src/gpu/graphite/ComputePipeline.h"
#include "src/gpu/graphite/ContextPriv.h"
#include "src/gpu/graphite/ContextUtils.h"
#include "src/gpu/graphite/GlobalCache.h"
#include "src/gpu/graphite/GraphicsPipeline.h"
#include "src/gpu/graphite/GraphicsPipelineDesc.h"
#include "src/gpu/graphite/Log.h"
#include "src/gpu/graphite/RenderPassDesc.h"
#include "src/gpu/graphite/RendererProvider.h"
#include "src/gpu/graphite/ResourceCache.h"
#include "src/gpu/graphite/Sampler.h"
#include "src/gpu/graphite/SharedContext.h"
#include "src/gpu/graphite/Texture.h"
#include "src/sksl/SkSLCompiler.h"

namespace skgpu::graphite {

// This is only used when tracing is enabled at compile time.
[[maybe_unused]] static std::string to_str(const SharedContext* ctx,
                                           const GraphicsPipelineDesc& gpDesc,
                                           const RenderPassDesc& rpDesc) { … }

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

ResourceProvider::~ResourceProvider() { … }

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

sk_sp<ComputePipeline> ResourceProvider::findOrCreateComputePipeline(
        const ComputePipelineDesc& pipelineDesc) { … }

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

sk_sp<Texture> ResourceProvider::findOrCreateScratchTexture(SkISize dimensions,
                                                            const TextureInfo& info,
                                                            std::string_view label,
                                                            skgpu::Budgeted budgeted) { … }

sk_sp<Texture> ResourceProvider::findOrCreateDepthStencilAttachment(SkISize dimensions,
                                                                    const TextureInfo& info) { … }

sk_sp<Texture> ResourceProvider::findOrCreateDiscardableMSAAAttachment(SkISize dimensions,
                                                                       const TextureInfo& info) { … }

sk_sp<Texture> ResourceProvider::findOrCreateTextureWithKey(SkISize dimensions,
                                                            const TextureInfo& info,
                                                            const GraphiteResourceKey& key,
                                                            std::string_view label,
                                                            skgpu::Budgeted budgeted) { … }

sk_sp<Texture> ResourceProvider::createWrappedTexture(const BackendTexture& backendTexture,
                                                      std::string_view label) { … }

sk_sp<Sampler> ResourceProvider::findOrCreateCompatibleSampler(const SamplerDesc& samplerDesc) { … }

sk_sp<Buffer> ResourceProvider::findOrCreateBuffer(size_t size,
                                                   BufferType type,
                                                   AccessPattern accessPattern,
                                                   std::string_view label) { … }

namespace {
bool dimensions_are_valid(const int maxTextureSize, const SkISize& dimensions) { … }
}

BackendTexture ResourceProvider::createBackendTexture(SkISize dimensions, const TextureInfo& info) { … }

#ifdef SK_BUILD_FOR_ANDROID
BackendTexture ResourceProvider::createBackendTexture(AHardwareBuffer* hardwareBuffer,
                                                      bool isRenderable,
                                                      bool isProtectedContent,
                                                      SkISize dimensions,
                                                      bool fromAndroidWindow) const {
    if (!dimensions_are_valid(fSharedContext->caps()->maxTextureSize(), dimensions)) {
        return {};
    }
    return this->onCreateBackendTexture(hardwareBuffer,
                                        isRenderable,
                                        isProtectedContent,
                                        dimensions,
                                        fromAndroidWindow);
}

BackendTexture ResourceProvider::onCreateBackendTexture(AHardwareBuffer*,
                                                        bool isRenderable,
                                                        bool isProtectedContent,
                                                        SkISize dimensions,
                                                        bool fromAndroidWindow) const {
    return {};
}
#endif

void ResourceProvider::deleteBackendTexture(const BackendTexture& texture) { … }

void ResourceProvider::freeGpuResources() { … }

void ResourceProvider::purgeResourcesNotUsedSince(StdSteadyClock::time_point purgeTime) { … }

}  // namespace skgpu::graphite