2019-11-23 20:27:39 +08:00
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/****************************************************************************
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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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2021-12-25 10:04:45 +08:00
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2019-11-23 20:27:39 +08:00
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http://www.cocos2d-x.org
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2021-12-25 10:04:45 +08:00
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2019-11-23 20:27:39 +08:00
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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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2021-12-25 10:04:45 +08:00
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2019-11-23 20:27:39 +08:00
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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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2021-12-25 10:04:45 +08:00
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2019-11-23 20:27:39 +08:00
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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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#include "navmesh/CCNavMeshObstacle.h"
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#if CC_USE_NAVMESH
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# include "navmesh/CCNavMesh.h"
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# include "2d/CCNode.h"
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# include "2d/CCScene.h"
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# include "recast/DetourTileCache.h"
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NS_CC_BEGIN
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NavMeshObstacle* NavMeshObstacle::create(float radius, float height)
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{
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2021-12-08 00:11:53 +08:00
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auto ref = new NavMeshObstacle();
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if (ref->initWith(radius, height))
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{
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ref->autorelease();
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return ref;
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}
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CC_SAFE_DELETE(ref);
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return nullptr;
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}
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2021-12-26 23:26:34 +08:00
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std::string_view NavMeshObstacle::getNavMeshObstacleComponentName()
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{
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static std::string comName = "___NavMeshObstacleComponent___";
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return comName;
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}
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NavMeshObstacle::NavMeshObstacle()
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: _radius(0.0f), _height(0.0f), _syncFlag(NODE_AND_NODE), _obstacleID(-1), _tileCache(nullptr)
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{}
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cocos2d::NavMeshObstacle::~NavMeshObstacle() {}
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bool NavMeshObstacle::initWith(float radius, float height)
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{
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_radius = radius;
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_height = height;
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setName(getNavMeshObstacleComponentName());
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return true;
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}
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void cocos2d::NavMeshObstacle::removeFrom(dtTileCache* /*tileCache*/)
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{
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_tileCache->removeObstacle(_obstacleID);
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_tileCache = nullptr;
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_obstacleID = -1;
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}
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void cocos2d::NavMeshObstacle::addTo(dtTileCache* tileCache)
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{
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_tileCache = tileCache;
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Mat4 mat = _owner->getNodeToWorldTransform();
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_tileCache->addObstacle(&mat.m[12], _radius, _height, &_obstacleID);
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}
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void cocos2d::NavMeshObstacle::onExit()
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{
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if (_obstacleID == -1)
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return;
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Component::onExit();
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auto scene = _owner->getScene();
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if (scene && scene->getNavMesh())
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{
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scene->getNavMesh()->removeNavMeshObstacle(this);
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}
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}
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void cocos2d::NavMeshObstacle::onEnter()
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{
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if (_obstacleID != -1)
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return;
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Component::onEnter();
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auto scene = _owner->getScene();
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if (scene && scene->getNavMesh())
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{
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scene->getNavMesh()->addNavMeshObstacle(this);
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}
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}
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void cocos2d::NavMeshObstacle::postUpdate(float /*delta*/)
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{
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if ((_syncFlag & OBSTACLE_TO_NODE) != 0)
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syncToNode();
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}
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void cocos2d::NavMeshObstacle::preUpdate(float /*delta*/)
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{
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if ((_syncFlag & NODE_TO_OBSTACLE) != 0)
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syncToObstacle();
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}
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void NavMeshObstacle::syncToNode()
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{
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if (_tileCache)
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{
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auto obstacle = _tileCache->getObstacleByRef(_obstacleID);
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if (obstacle && obstacle->type == DT_OBSTACLE_CYLINDER)
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{
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2020-11-14 13:32:51 +08:00
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auto& cylinder = obstacle->cylinder;
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Vec3 localPos = Vec3(cylinder.pos[0], cylinder.pos[1], cylinder.pos[2]);
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if (_owner->getParent())
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_owner->getParent()->getWorldToNodeTransform().transformPoint(localPos, &localPos);
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_owner->setPosition3D(localPos);
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_radius = cylinder.radius;
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_height = cylinder.height;
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}
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}
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}
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void cocos2d::NavMeshObstacle::setRadius(float radius)
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{
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_radius = radius;
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}
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void cocos2d::NavMeshObstacle::setHeight(float height)
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{
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_height = height;
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}
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void NavMeshObstacle::syncToObstacle()
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{
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if (_tileCache)
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{
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auto obstacle = _tileCache->getObstacleByRef(_obstacleID);
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if (obstacle && obstacle->type == DT_OBSTACLE_CYLINDER)
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{
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Mat4 mat = _owner->getNodeToWorldTransform();
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auto& cylinder = obstacle->cylinder;
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if ((mat.m[12] != cylinder.pos[0] && mat.m[13] != cylinder.pos[1] && mat.m[14] != cylinder.pos[2]) ||
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cylinder.radius != _radius || cylinder.height != _height)
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{
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_tileCache->removeObstacle(_obstacleID);
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_tileCache->addObstacle(&mat.m[12], _radius, _height, &_obstacleID);
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}
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}
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}
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}
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NS_CC_END
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#endif // CC_USE_NAVMESH
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