void cocos2d::NavMeshAgent::onEnter()
{
if (_agentID != -1) return;
Component::onEnter();
auto scene = _owner->getScene();
if (scene && scene->getNavMesh()){
scene->getNavMesh()->addNavMeshAgent(this);
}
}
bool AIPlayer::setPathDestination(const Point3F &pos)
{
// Pathfinding only happens on the server.
if(!isServerObject())
return false;
if(!getNavMesh())
updateNavMesh();
// If we can't find a mesh, just move regularly.
if(!getNavMesh())
{
//setMoveDestination(pos);
throwCallback("onPathFailed");
return false;
}
// Create a new path.
NavPath *path = new NavPath();
path->mMesh = getNavMesh();
path->mFrom = getPosition();
path->mTo = pos;
path->mFromSet = path->mToSet = true;
path->mAlwaysRender = true;
path->mLinkTypes = mLinkTypes;
path->mXray = true;
// Paths plan automatically upon being registered.
if(!path->registerObject())
{
delete path;
return false;
}
if(path->success())
{
// Clear any current path we might have.
clearPath();
clearCover();
clearFollow();
// Store new path.
mPathData.path = path;
mPathData.owned = true;
// Skip node 0, which we are currently standing on.
moveToNode(1);
throwCallback("onPathSuccess");
return true;
}
else
{
// Just move normally if we can't path.
//setMoveDestination(pos, true);
//return;
throwCallback("onPathFailed");
path->deleteObject();
return false;
}
}
void cocos2d::NavMeshAgent::onExit()
{
if (_agentID == -1) return;
Component::onExit();
auto scene = _owner->getScene();
if (scene && scene->getNavMesh()){
scene->getNavMesh()->removeNavMeshAgent(this);
}
}
OutputIterator findPath(const osg::Vec3f& agentHalfExtents, const osg::Vec3f& start,
const osg::Vec3f& end, const Flags includeFlags, OutputIterator out) const
{
static_assert(
std::is_same<
typename std::iterator_traits<OutputIterator>::iterator_category,
std::output_iterator_tag
>::value,
"out is not an OutputIterator"
);
const auto navMesh = getNavMesh(agentHalfExtents);
if (!navMesh)
return out;
const auto settings = getSettings();
return findSmoothPath(navMesh.lock()->getValue(), toNavMeshCoordinates(settings, agentHalfExtents),
toNavMeshCoordinates(settings, start), toNavMeshCoordinates(settings, end), includeFlags,
settings, out);
}
