void ElMovableObject::intersects(ElRaySceneQuery& raySceneQuery)
{
if (!isVisible())
return;
std::pair<bool, float> result = raySceneQuery.getRay().intersects(getWorldBoundingBox(true));
if (result.first)
raySceneQuery.queryResult(this, result.second);
}
void SceneNode::_findVisibleObjects(Camera *pCamera, RenderQueue &renderQueue)
{
if(mp_attachedMoveableObject && mp_attachedMoveableObject->visible())
{
if(pCamera->isVisible(getWorldBoundingBox(), NULL))
{
mp_attachedMoveableObject->addToRenderQueue(pCamera->getProjViewMatrix() * _getFullTransform(), renderQueue);
}
}
for(ChildNodeIterator it = m_childVec.begin(); it != m_childVec.end(); ++it)
{
SceneNode *pChild = static_cast<SceneNode*>(*it);
pChild->_findVisibleObjects(pCamera, renderQueue);
}
}
//-----------------------------------------------------------------------
const AxisAlignedBox& MovableObject::getLightCapBounds(void) const
{
// Same as original bounds
return getWorldBoundingBox();
}
// 更新触发器数据，调用这个会导致一次遍历查询，并回调
void OctreeTriggerPlayer::updateTrigger()
{
if(m_aabb.isNull())
return;
// 更新有向包围盒信息
m_obb.setCenter(getPosition());
m_obb.setExtents(getBoundingBox().getHalfSize() * getScale());
m_obb.setOrientation(getOrientation());
m_query->setBox(getWorldBoundingBox(true));
SceneQueryResult& result = m_query->execute();
// 现在发生了碰撞的列表
MapCollideTriggerEntity mapCollideTriggerEntity;
// 遍历结果
for(SceneQueryResultMovableList::iterator iter = result.movables.begin() ; iter != result.movables.end() ; iter ++)
{
// 先转换成ITriggerEntity
ITriggerEntity *entity = trigger_cast((*iter)->getUserAny());
if(entity)
{
// 做碰撞计算，如果发生碰撞了
if(entity->collide(this))
{
// 添加进去
mapCollideTriggerEntity[entity->getName()] = entity;
}
}
}
// 遍历发生碰撞的结果
for(MapCollideTriggerEntity::iterator iter = mapCollideTriggerEntity.begin() ; iter != mapCollideTriggerEntity.end() ; iter ++)
{
// 如果不在里面，就说明进去了
if(m_mapCollideTriggerEntity.find(iter->second->getName()) == m_mapCollideTriggerEntity.end())
{
// 回调到玩家
const ITriggerPlayer::ListListener &listPlayer = getListenerList();
for(size_t i = 0 ; i < listPlayer.size() ; i ++)
{
listPlayer[i]->onEnter(iter->second , this);
}
// 回调到触发器
const ITriggerEntity::ListListener &listEntity = iter->second->getListenerList();
for(size_t i = 0 ; i < listEntity.size() ; i ++)
{
listEntity[i]->onEnter(iter->second , this);
}
// 回调到世界
const ITriggerWorld::ListListener &listWorld = m_world->getListenerList();
for(size_t i = 0 ; i < listWorld.size() ; i ++)
{
listWorld[i]->onEnter(iter->second , this);
}
}
}
// 遍历未发生碰撞的结果
for(MapCollideTriggerEntity::iterator iter = m_mapCollideTriggerEntity.begin() ; iter != m_mapCollideTriggerEntity.end() ; iter ++)
{
// 如果不在里面，就说明出去了
if(mapCollideTriggerEntity.find(iter->second->getName()) == mapCollideTriggerEntity.end())
{
// 回调到玩家
const ITriggerPlayer::ListListener &listPlayer = getListenerList();
for(size_t i = 0 ; i < listPlayer.size() ; i ++)
{
listPlayer[i]->onLeave(iter->second , this);
}
// 回调到触发器
const ITriggerEntity::ListListener &listEntity = iter->second->getListenerList();
for(size_t i = 0 ; i < listEntity.size() ; i ++)
{
listEntity[i]->onLeave(iter->second , this);
}
// 回调到世界
const ITriggerWorld::ListListener &listWorld = m_world->getListenerList();
for(size_t i = 0 ; i < listWorld.size() ; i ++)
{
listWorld[i]->onLeave(iter->second , this);
}
}
}
// 保存新的结果
m_mapCollideTriggerEntity = mapCollideTriggerEntity;
}
