Vector<WorldCoordinates>* PathFinderManager::findPathFromCellToWorld(const WorldCoordinates& pointA, const WorldCoordinates& pointB) {
Vector<WorldCoordinates>* path = new Vector<WorldCoordinates>(5, 1);
if (path == NULL)
return NULL;
path->add(pointA);
CellObject* ourCell = cast<CellObject*>( pointA.getCell());
ManagedReference<BuildingObject*> building = cast<BuildingObject*>( ourCell->getParent().get().get());
int ourCellID = ourCell->getCellNumber();
SharedObjectTemplate* templateObject = ourCell->getParent().get()->getObjectTemplate();
if (templateObject == NULL) {
delete path;
return NULL;
}
PortalLayout* portalLayout = templateObject->getPortalLayout();
if (portalLayout == NULL) {
delete path;
return NULL;
}
FloorMesh* sourceFloorMesh = portalLayout->getFloorMesh(ourCellID);
if (sourceFloorMesh == NULL) {
delete path;
return NULL;
}
PathGraph* sourcePathGraph = sourceFloorMesh->getPathGraph();
if (sourcePathGraph == NULL) {
delete path;
return NULL;
}
FloorMesh* exteriorFloorMesh = portalLayout->getFloorMesh(0);
if (exteriorFloorMesh == NULL) {
delete path;
return NULL;
}
PathGraph* exteriorPathGraph = exteriorFloorMesh->getPathGraph();
if (exteriorPathGraph == NULL) {
delete path;
return NULL;
}
// we need to move world position into model space
Vector3 transformedPosition = transformToModelSpace(pointB.getPoint(), building);
//find exit node in our cell
//PathNode* exitNode = sourcePathGraph->findNearestNode(pointA.getPoint());
TriangleNode* nearestTargetNodeTriangle = CollisionManager::getTriangle(pointA.getPoint(), sourceFloorMesh);
if (nearestTargetNodeTriangle == NULL) {
delete path;
return NULL;
}
PathNode* exitNode = CollisionManager::findNearestPathNode(nearestTargetNodeTriangle, sourceFloorMesh, transformedPosition);//targetPathGraph->findNearestNode(pointB.getPoint());
if (exitNode == NULL) {
delete path;
return NULL;
}
//find exterior node
PathNode* exteriorNode = exteriorPathGraph->findNearestGlobalNode(transformedPosition);
if (exteriorNode == NULL) {
delete path;
return NULL;
}
//find path to the exit
Vector<PathNode*>* exitPath = portalLayout->getPath(exitNode, exteriorNode);
if (exitPath == NULL) {
error("exitPath == NULL");
delete path;
return NULL;
}
//find triangle path to exitNode
Vector<Triangle*>* trianglePath = NULL;
int res = getFloorPath(pointA.getPoint(), exitNode->getPosition(), sourceFloorMesh, trianglePath);
if (res != -1 && trianglePath != NULL)
addTriangleNodeEdges(pointA.getPoint(), exitNode->getPosition(), trianglePath, path, ourCell);
if (trianglePath != NULL)
delete trianglePath;
path->add(WorldCoordinates(exitNode->getPosition(), ourCell));
//populate cell traversing
for (int i = 0; i < exitPath->size(); ++i) {
PathNode* pathNode = exitPath->get(i);
PathGraph* pathGraph = pathNode->getPathGraph();
FloorMesh* floorMesh = pathGraph->getFloorMesh();
int cellID = floorMesh->getCellID();
if (cellID == 0) { // we are outside
WorldCoordinates coord(pathNode->getPosition(), ourCell);
path->add(WorldCoordinates(coord.getWorldPosition(), NULL));
} else { // we are inside the building
SceneObject* pathCell = building->getCell(cellID);
path->add(WorldCoordinates(pathNode->getPosition(), pathCell));
}
}
delete exitPath;
exitPath = NULL;
path->add(pointB);
return path;
}
Vector<WorldCoordinates>* PathFinderManager::findPathFromWorldToCell(const WorldCoordinates& pointA, const WorldCoordinates& pointB) {
CellObject* targetCell = cast<CellObject*>( pointB.getCell());
if (targetCell == NULL)
return NULL;
ManagedReference<BuildingObject*> building = dynamic_cast<BuildingObject*>(targetCell->getParent().get().get());
if (building == NULL) {
error("building == NULL in PathFinderManager::findPathFromWorldToCell");
return NULL;
}
SharedObjectTemplate* templateObject = building->getObjectTemplate();
if (templateObject == NULL)
return NULL;
PortalLayout* portalLayout = templateObject->getPortalLayout();
if (portalLayout == NULL)
return NULL;
//find nearest entrance
FloorMesh* exteriorFloorMesh = portalLayout->getFloorMesh(0); // get outside layout
if (exteriorFloorMesh == NULL)
return NULL;
PathGraph* exteriorPathGraph = exteriorFloorMesh->getPathGraph();
FloorMesh* targetFloorMesh = portalLayout->getFloorMesh(targetCell->getCellNumber());
PathGraph* targetPathGraph = targetFloorMesh->getPathGraph();
Vector<WorldCoordinates>* path = new Vector<WorldCoordinates>(5, 1);
path->add(pointA);
Vector3 transformedPosition = transformToModelSpace(pointA.getPoint(), building);
PathNode* nearestEntranceNode = exteriorPathGraph->findNearestNode(transformedPosition);
if (nearestEntranceNode == NULL) {
error("NULL entrance node for building " + templateObject->getFullTemplateString());
delete path;
return NULL;
}
//PathNode* nearestTargetNode = targetPathGraph->findNearestNode(pointB.getPoint());
TriangleNode* nearestTargetNodeTriangle = CollisionManager::getTriangle(pointB.getPoint(), targetFloorMesh);
if (nearestTargetNodeTriangle == NULL) {
delete path;
return NULL;
}
PathNode* nearestTargetNode = CollisionManager::findNearestPathNode(nearestTargetNodeTriangle, targetFloorMesh, pointB.getPoint());//targetPathGraph->findNearestNode(pointB.getPoint());
if (nearestTargetNode == NULL) {
delete path;
return NULL;
}
/*if (nearestEntranceNode == nearestTargetNode)
info("nearestEntranceNode == nearestTargetNode", true);*/
//find graph from outside to appropriate cell
Vector<PathNode*>* pathToCell = portalLayout->getPath(nearestEntranceNode, nearestTargetNode);
if (pathToCell == NULL) {
error("pathToCell = portalLayout->getPath(nearestEntranceNode, nearestTargetNode); == NULL");
delete path;
return NULL;
}
for (int i = 0; i < pathToCell->size(); ++i) {
PathNode* pathNode = pathToCell->get(i);
PathGraph* pathGraph = pathNode->getPathGraph();
FloorMesh* floorMesh = pathGraph->getFloorMesh();
int cellID = floorMesh->getCellID();
//info("cellID:" + String::valueOf(cellID), true);
if (cellID == 0) { // we are still outside
WorldCoordinates coord(pathNode->getPosition(), targetCell);
path->add(WorldCoordinates(coord.getWorldPosition(), NULL));
} else { // we are inside the building
SceneObject* pathCell = building->getCell(cellID);
path->add(WorldCoordinates(pathNode->getPosition(), pathCell));
if (i == pathToCell->size() - 1)
if (pathCell != targetCell) {
error("final cell not target cell");
}
}
}
delete pathToCell;
pathToCell = NULL;
// path from cell path node to destination point
Vector<Triangle*>* trianglePath = NULL;
int res = getFloorPath(path->get(path->size() - 1).getPoint(), pointB.getPoint(), targetFloorMesh, trianglePath);
if (res != -1 && trianglePath != NULL)
addTriangleNodeEdges(path->get(path->size() - 1).getPoint(), pointB.getPoint(), trianglePath, path, targetCell);
if (trianglePath != NULL)
delete trianglePath;
path->add(pointB);
return path;
}