1 /* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef RENDER_DATA_STORE_RENDER_DATA_STORE_DEFAULT_GPU_RESOURCE_DATA_COPY_H 17 #define RENDER_DATA_STORE_RENDER_DATA_STORE_DEFAULT_GPU_RESOURCE_DATA_COPY_H 18 19 #include <atomic> 20 #include <cstdint> 21 #include <mutex> 22 23 #include <base/containers/refcnt_ptr.h> 24 #include <base/containers/string.h> 25 #include <base/containers/string_view.h> 26 #include <base/containers/vector.h> 27 #include <base/util/uid.h> 28 #include <render/datastore/intf_render_data_store_default_gpu_resource_data_copy.h> 29 #include <render/namespace.h> 30 31 RENDER_BEGIN_NAMESPACE() 32 class IRenderContext; 33 class IDevice; 34 class GpuResourceManager; 35 /** 36 RenderDataStoreDefaultGpuResourceDataCopy implementation. 37 */ 38 class RenderDataStoreDefaultGpuResourceDataCopy final : public IRenderDataStoreDefaultGpuResourceDataCopy { 39 public: 40 RenderDataStoreDefaultGpuResourceDataCopy(IRenderContext& renderContext, BASE_NS::string_view name); 41 ~RenderDataStoreDefaultGpuResourceDataCopy() override = default; 42 43 // IRenderDataStore PreRender()44 void PreRender() override {} PostRender()45 void PostRender() override {} PreRenderBackend()46 void PreRenderBackend() override {} 47 // Do copy operation in end frame. 48 void PostRenderBackend() override; 49 void Clear() override; GetFlags()50 uint32_t GetFlags() const override 51 { 52 return 0; 53 } 54 GetTypeName()55 BASE_NS::string_view GetTypeName() const override 56 { 57 return TYPE_NAME; 58 } 59 GetName()60 BASE_NS::string_view GetName() const override 61 { 62 return name_; 63 } 64 GetUid()65 const BASE_NS::Uid& GetUid() const override 66 { 67 return UID; 68 } 69 70 void Ref() override; 71 void Unref() override; 72 int32_t GetRefCount() override; 73 74 // IRenderDataStoreDefaultGpuResourceDataCopy 75 void AddCopyOperation(const GpuResourceDataCopy& copyOp) override; 76 77 // for plugin / factory interface 78 static constexpr const char* const TYPE_NAME = "RenderDataStoreDefaultGpuResourceDataCopy"; 79 80 static BASE_NS::refcnt_ptr<IRenderDataStore> Create(IRenderContext& renderContext, const char* name); 81 82 private: 83 IDevice& device_; 84 GpuResourceManager& gpuResourceMgr_; 85 const BASE_NS::string name_; 86 87 mutable std::mutex mutex_; 88 89 BASE_NS::vector<GpuResourceDataCopy> copyData_; 90 bool waitForIdle_ { false }; 91 92 std::atomic_int32_t refcnt_ { 0 }; 93 }; 94 RENDER_END_NAMESPACE() 95 96 #endif // RENDER_DATA_STORE_RENDER_DATA_STORE_DEFAULT_GPU_RESOURCE_DATA_COPY_H 97