// create extra field, requested by unit if he accidentally leaves a valid sector
public void CreateExtraField(WorldArea area, Tile tile, FlowFieldPath flowFieldPath, AddToPathJob pathJob)
{
if (tile != null && tile != flowFieldPath.destination)
{
List <int> neighbourSectors = new List <int>();
foreach (int neighbour in worldData.multiLevelSectorManager.GetNeighboursIndexes(area.sectorGrid[0][tile.sectorIndex], area))
{
if (flowFieldPath.intergrationField.field.ContainsKey(new IntVector2(area.index, neighbour)))
{
neighbourSectors.Add(neighbour);
}
}
if (neighbourSectors.Count > 0)
{
CreateFieldToAdd(tile.sectorIndex, neighbourSectors, flowFieldPath, pathJob, area);
}
else
{
// there are no valid neighboursectors to guide the flowfield
// we must find a new connection to the path from here, and fill the flowfields accordingly
//Debug.Log("there are no valid neighboursector");
worldData.pathfinder.AddToPath(area, tile, flowFieldPath);
}
}
}
// extra fields are being created, create & add a field by expanding from neighbouring sectors
public void CreateFieldToAdd(int emptySector, List <int> neighbourSectors, FlowFieldPath flowFieldPath, AddToPathJob pathJob, WorldArea area)
{
// get all tiles between the sectors
List <Tile> tilesOnEdge = new List <Tile>();
List <Tile> tilesChangedInNeigbourSectors = new List <Tile>();
List <int> allSectors = new List <int> {
emptySector
};
allSectors.AddRange(neighbourSectors);
// set which fields/sectors we can do a tile expasion over
worldData.multiLevelSectorManager.SetSearchFields(allSectors, area, true);
// for each neighbour sector in the Path
foreach (int neighbourSector in neighbourSectors)
{
// get the tiles on edge
tilesOnEdge = worldData.multiLevelSectorManager.RowBetweenSectorsWithinWorldArea(area.sectorGrid[0][neighbourSector], area.sectorGrid[0][emptySector], area);
//request integration values
int[] fieldValues = flowFieldPath.intergrationField.field[new IntVector2(area.index, neighbourSector)];
// put the integration back in the tiles
foreach (Tile tile in worldData.multiLevelSectorManager.GetTilesInSector(area.sectorGrid[0][neighbourSector], area))
{
tile.integrationValue = fieldValues[tile.indexWithinSector];
tilesChangedInNeigbourSectors.Add(tile);
}
tilesSearchList.AddRange(tilesOnEdge);
}
// expand over this and neighbouring sectors, starting at the edges
WaveExpansionSearchTiles(area);
// remove tiles that have direct connection to a diffrent World Area, their flow direction must not change
foreach (int neighbourSector in neighbourSectors)
{
foreach (AbstractNode node in area.sectorGrid[0][neighbourSector].worldAreaNodes.Keys)
{
closedSet.Remove(node.tileConnection);
}
}
// add new values to flow field pat
worldData.flowFieldManager.AddToFlowFieldPath(closedSet, allSectors, flowFieldPath.destination, pathJob, area, flowFieldPath);
flowFieldPath.flowField.FillFlowField(closedSet, worldData);
// reset earlier removed tiles
foreach (int neighbourSector in neighbourSectors)
{
foreach (AbstractNode node in area.sectorGrid[0][neighbourSector].worldAreaNodes.Keys)
{
node.tileConnection.integrationValue = worldData.tileManager.tileResetIntegrationValue;
}
}
closedSet.AddRange(tilesChangedInNeigbourSectors);
closedSetFinish.AddRange(closedSet);
ResetTilesAfterSearch();
// set search fields back to false
worldData.multiLevelSectorManager.SetSearchFields(allSectors, area, false);
}
// add sectors/fields
public void AddToFlowFieldPath(List <Tile> tiles, List <int> sectors, Tile destination, AddToPathJob pathJob, WorldArea area, FlowFieldPath path)
{
int amount = worldData.multiLevelSectorManager.GetSectorWidthAtLevel(area, 0) * worldData.multiLevelSectorManager.GetSectorHeightAtLevel(area, 0);
path.intergrationField.AddFields(sectors, amount, tiles, area);
path.flowField.AddFields(sectors, amount, area);
}