mirror of https://github.com/axmolengine/axmol.git
137 lines
4.2 KiB
C++
137 lines
4.2 KiB
C++
/****************************************************************************
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Copyright (c) 2015-2016 Chukong Technologies Inc.
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Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
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Copyright (c) 2019-present Axmol Engine contributors (see AUTHORS.md).
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https://axmolengine.github.io/
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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
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, 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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#ifndef __CCNAV_MESH_H__
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#define __CCNAV_MESH_H__
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#include "base/Config.h"
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#if defined(AX_ENABLE_NAVMESH)
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# include "base/Object.h"
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# include "math/Vec3.h"
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# include "recast/DetourNavMesh.h"
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# include "recast/DetourNavMeshQuery.h"
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# include "recast/DetourCrowd.h"
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# include "recast/DetourTileCache.h"
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# include <string>
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# include <vector>
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# include "navmesh/NavMeshAgent.h"
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# include "navmesh/NavMeshDebugDraw.h"
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# include "navmesh/NavMeshObstacle.h"
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# include "navmesh/NavMeshUtils.h"
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NS_AX_BEGIN
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/**
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* @addtogroup 3d
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* @{
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*/
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class Renderer;
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/** @brief NavMesh: The NavMesh information container, include mesh, tileCache, and so on. */
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class AX_DLL NavMesh : public Object
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{
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public:
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/**
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Create navmesh
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@param navFilePath The NavMesh File path.
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@param geomFilePath The geometry File Path,include offmesh information,etc.
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*/
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static NavMesh* create(std::string_view navFilePath, std::string_view geomFilePath);
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/** update navmesh. */
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void update(float dt);
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/** Internal method, the updater of debug drawing, need called each frame. */
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void debugDraw(Renderer* renderer);
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/** Enable debug draw or disable. */
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void setDebugDrawEnable(bool enable);
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/** Check enabled debug draw. */
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bool isDebugDrawEnabled() const;
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/** add a agent to navmesh. */
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void addNavMeshAgent(NavMeshAgent* agent);
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/** remove a agent from navmesh. */
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void removeNavMeshAgent(NavMeshAgent* agent);
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/** add a obstacle to navmesh. */
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void addNavMeshObstacle(NavMeshObstacle* obstacle);
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/** remove a obstacle from navmesh. */
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void removeNavMeshObstacle(NavMeshObstacle* obstacle);
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/**
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find a path on navmesh
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@param start The start search position in world coordinate system.
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@param end The end search position in world coordinate system.
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@param pathPoints the key points of path.
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*/
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void findPath(const Vec3& start, const Vec3& end, std::vector<Vec3>& pathPoints);
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NavMesh();
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virtual ~NavMesh();
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protected:
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bool initWithFilePath(std::string_view navFilePath, std::string_view geomFilePath);
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bool read();
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bool loadNavMeshFile();
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bool loadGeomFile();
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void dtDraw();
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void drawAgents();
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void drawObstacles();
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void drawOffMeshConnections();
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protected:
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dtNavMesh* _navMesh;
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dtNavMeshQuery* _navMeshQuery;
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dtCrowd* _crowed;
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dtTileCache* _tileCache;
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LinearAllocator* _allocator;
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dtTileCacheCompressor* _compressor;
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MeshProcess* _meshProcess;
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GeomData* _geomData;
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std::vector<NavMeshAgent*> _agentList;
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std::vector<NavMeshObstacle*> _obstacleList;
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NavMeshDebugDraw _debugDraw;
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std::string _navFilePath;
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std::string _geomFilePath;
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bool _isDebugDrawEnabled;
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};
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/** @} */
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NS_AX_END
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#endif // AX_ENABLE_NAVMESH
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#endif // __CCNAV_MESH_H__
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