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 CORE3D_RENDER__NODE__RENDER_NODE_DEFAULT_CAMERA_POST_PROCESS_CONTROLLER_H
17 #define CORE3D_RENDER__NODE__RENDER_NODE_DEFAULT_CAMERA_POST_PROCESS_CONTROLLER_H
18 
19 #include <3d/namespace.h>
20 #include <3d/render/intf_render_node_scene_util.h>
21 #include <base/containers/string.h>
22 #include <base/util/uid.h>
23 #include <render/nodecontext/intf_render_node.h>
24 #include <render/nodecontext/intf_render_node_post_process_util.h>
25 #include <render/render_data_structures.h>
26 #include <render/resource_handle.h>
27 
28 CORE3D_BEGIN_NAMESPACE()
29 class IRenderDataStoreDefaultCamera;
30 class IRenderDataStoreDefaultScene;
31 
32 class RenderNodeDefaultCameraPostProcessController final : public RENDER_NS::IRenderNode {
33 public:
34     RenderNodeDefaultCameraPostProcessController() = default;
35     ~RenderNodeDefaultCameraPostProcessController() override = default;
36 
37     void InitNode(RENDER_NS::IRenderNodeContextManager& renderNodeContextMgr) override;
38     void PreExecuteFrame() override;
39     void ExecuteFrame(RENDER_NS::IRenderCommandList& cmdList) override;
GetExecuteFlags()40     ExecuteFlags GetExecuteFlags() const override
41     {
42         return 0U;
43     }
44 
45     // for plugin / factory interface
46     static constexpr BASE_NS::Uid UID { "31d7e1f0-cdeb-4f1d-832c-85c710beb100" };
47     static constexpr char const* TYPE_NAME = "RenderNodeDefaultCameraPostProcessController";
48     static constexpr IRenderNode::BackendFlags BACKEND_FLAGS = IRenderNode::BackendFlagBits::BACKEND_FLAG_BITS_DEFAULT;
49     static constexpr IRenderNode::ClassType CLASS_TYPE = IRenderNode::ClassType::CLASS_TYPE_NODE;
50     static IRenderNode* Create();
51     static void Destroy(IRenderNode* instance);
52 
53 private:
54     RENDER_NS::IRenderNodeContextManager* renderNodeContextMgr_ { nullptr };
55 
56     static constexpr uint64_t INVALID_CAM_ID { 0xFFFFFFFFffffffff };
57     struct JsonInputs {
58         BASE_NS::string customCameraName;
59         uint64_t customCameraId { INVALID_CAM_ID };
60     };
61     JsonInputs jsonInputs_;
62 
63     struct CurrentScene {
64         RenderCamera camera;
65 
66         uint32_t cameraIdx { 0 };
67         BASE_NS::string customCameraName;
68         uint64_t customCameraId { INVALID_CAM_ID };
69         uint32_t multiviewLayer { RENDER_NS::PipelineStateConstants::GPU_IMAGE_ALL_LAYERS };
70 
71         BASE_NS::string cameraControllerRenderNodeName;
72     };
73     bool validPostProcessInputs_ { false };
74 
75     void RegisterOutputs();
76     void ParseRenderNodeInputs();
77     void UpdateCurrentScene(
78         const IRenderDataStoreDefaultScene& dataStoreScene, const IRenderDataStoreDefaultCamera& dataStoreCamera);
79 
80     SceneRenderDataStores stores_;
81     CurrentScene currentScene_;
82 
83     RENDER_NS::IRenderNodePostProcessUtil::Ptr rnPostProcessUtil_;
84 };
85 CORE3D_END_NAMESPACE()
86 
87 #endif // CORE3D_RENDER__NODE__RENDER_NODE_DEFAULT_CAMERA_POST_PROCESS_CONTROLLER_H
88