128 lines
3.8 KiB
C++
128 lines
3.8 KiB
C++
/****************************************************************************
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Copyright (c) 2020-2023 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#pragma once
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#include <map>
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#include <vector>
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#include "MeshBuffer.h"
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#include "MiddlewareMacro.h"
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#include "SharedBufferManager.h"
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#include "base/RefCounted.h"
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MIDDLEWARE_BEGIN
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/**
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* All middleware must implement IMiddleware interface.
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*/
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class IMiddleware {
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public:
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IMiddleware() = default;
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virtual ~IMiddleware() = default;
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virtual void update(float dt) = 0;
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virtual void render(float dt) = 0;
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};
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/**
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* Update all middleware,and fill vertex and index into buffer,
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* and then upload vertex buffer,index buffer to opengl.
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*/
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class MiddlewareManager {
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public:
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static MiddlewareManager *getInstance() {
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if (instance == nullptr) {
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instance = new MiddlewareManager;
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}
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return instance;
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}
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static void destroyInstance() {
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if (instance) {
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delete instance;
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instance = nullptr;
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}
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}
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static uint8_t generateModuleID() {
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static uint8_t uniqueId = 0;
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uniqueId++;
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return uniqueId;
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}
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/**
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* @brief update all elements
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* @param[in] dt Delta time.
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*/
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void update(float dt);
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/**
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* @brief render all elements
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*/
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void render(float dt);
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/**
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* @brief Third party module add in _updateMap,it will update perframe.
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* @param[in] editor Module must implement IMiddleware interface.
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*/
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void addTimer(IMiddleware *editor);
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/**
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* @brief Third party module remove from _updateMap,it will stop update.
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* @param[in] editor Module must implement IMiddleware interface.
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*/
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void removeTimer(IMiddleware *editor);
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MeshBuffer *getMeshBuffer(int format);
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se_object_ptr getVBTypedArray(int format, int bufferPos);
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se_object_ptr getIBTypedArray(int format, int bufferPos);
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std::size_t getBufferCount(int format);
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std::size_t getVBTypedArrayLength(int format, std::size_t bufferPos);
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std::size_t getIBTypedArrayLength(int format, std::size_t bufferPos);
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SharedBufferManager *getRenderInfoMgr();
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SharedBufferManager *getAttachInfoMgr();
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MiddlewareManager();
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~MiddlewareManager();
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// If manager is traversing _updateMap, will set the flag untill traverse is finished.
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bool isRendering = false;
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bool isUpdating = false;
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private:
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void clearRemoveList();
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ccstd::vector<IMiddleware *> _updateList;
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ccstd::vector<IMiddleware *> _removeList;
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std::map<int, MeshBuffer *> _mbMap;
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SharedBufferManager _renderInfo;
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SharedBufferManager _attachInfo;
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static MiddlewareManager *instance;
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};
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MIDDLEWARE_END
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