1 /*
2  * Copyright (c) 2024 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_RENDER__NODE__RENDER_NODE_CREATE_GPU_IMAGES_H
17 #define RENDER_RENDER__NODE__RENDER_NODE_CREATE_GPU_IMAGES_H
18 
19 #include <base/containers/string.h>
20 #include <base/containers/vector.h>
21 #include <base/util/uid.h>
22 #include <render/device/gpu_resource_desc.h>
23 #include <render/namespace.h>
24 #include <render/nodecontext/intf_render_node.h>
25 #include <render/render_data_structures.h>
26 #include <render/resource_handle.h>
27 
28 RENDER_BEGIN_NAMESPACE()
29 class IRenderCommandList;
30 class IRenderNodeContextManager;
31 struct RenderNodeGraphInputs;
32 
33 class RenderNodeCreateGpuImages final : public IRenderNode {
34 public:
35     RenderNodeCreateGpuImages() = default;
36     ~RenderNodeCreateGpuImages() override = default;
37 
38     void InitNode(IRenderNodeContextManager& renderNodeContextMgr) override;
39     void PreExecuteFrame() override;
ExecuteFrame(IRenderCommandList & cmdList)40     void ExecuteFrame(IRenderCommandList& cmdList) override {};
GetExecuteFlags()41     ExecuteFlags GetExecuteFlags() const override
42     {
43         // no work in execute
44         return IRenderNode::ExecuteFlagBits::EXECUTE_FLAG_BITS_DO_NOT_EXECUTE;
45     }
46 
47     // for plugin / factory interface
48     static constexpr BASE_NS::Uid UID { "9942031e-c80c-4d38-ae08-65555592b4df" };
49     static constexpr char const* TYPE_NAME = "RenderNodeCreateGpuImages";
50     static constexpr IRenderNode::BackendFlags BACKEND_FLAGS = IRenderNode::BackendFlagBits::BACKEND_FLAG_BITS_DEFAULT;
51     static constexpr IRenderNode::ClassType CLASS_TYPE = IRenderNode::ClassType::CLASS_TYPE_NODE;
52     static IRenderNode* Create();
53     static void Destroy(IRenderNode* instance);
54 
55     struct DependencyList {
56         bool format { false };
57         bool size { false };
58         bool mipCount { false };
59         bool layerCount { false };
60         bool sampleCount { false };
61         float sizeScale { 1.0f };
62     };
63 
64 private:
65     IRenderNodeContextManager* renderNodeContextMgr_ { nullptr };
66 
67     void ParseRenderNodeInputs();
68     Size2D GetClampedShadingRateTexelSize(const Size2D& shadingRateTexelSize);
69 
70     struct JsonInputs {
71         BASE_NS::vector<RenderNodeGraphInputs::RenderNodeGraphGpuImageDesc> gpuImageDescs;
72     };
73     JsonInputs jsonInputs_;
74 
75     struct Names {
76         BASE_NS::string globalName;
77         BASE_NS::string shareName;
78     };
79     BASE_NS::vector<Names> names_;
80     BASE_NS::vector<GpuImageDesc> descs_;
81     BASE_NS::vector<RenderHandleReference> resourceHandles_;
82 
83     BASE_NS::vector<RenderHandle> dependencyHandles_;
84     BASE_NS::vector<DependencyList> dependencyList_;
85     BASE_NS::vector<Size2D> shadingRateTexelSizes_;
86 };
87 RENDER_END_NAMESPACE()
88 
89 #endif // CORE__RENDER__NODE__RENDER_NODE_CREATE_GPU_IMAGES_H
90