public override NodeState RunNode(float p_delta)
{
if (_entityToMove == null)
{
return(NodeState.Failed);
}
_targetEntity = _tree.GetBlackBoardElement <Script_IEntity>(_entityFlag);
if (_targetEntity == null || _targetEntity.GetGameObject() == null)
{
return(NodeState.Failed);
}
int maxRange = _grid.GetWidth() > _grid.GetHeight() ? _grid.GetWidth() : _grid.GetHeight();
int currentRange = 1;
List <Script_Tile> availableTiles = new List <Script_Tile> ();
while (currentRange <= maxRange && availableTiles.Count == 0)
{
availableTiles = GetAvailableTilesSurroundingEntity(currentRange, _targetEntity);
}
if (availableTiles.Count == 0)
{
return(NodeState.Failed);
}
foreach (Script_Tile tile in availableTiles)
{
if (_entityToMove.GetGridLocation() == tile.GetGridPosition() || _entityToMove.GetGridLocation() == _targetEntity.GetGridLocation())
{
return(NodeState.Success);
}
}
GameObject entityObject = _entityToMove.GetGameObject();
GameObject targetEntityObject = _targetEntity.GetGameObject();
entityObject.transform.position += (targetEntityObject.transform.position - entityObject.transform.position).normalized * p_delta;
return(NodeState.Running);
}
public override NodeState RunNode(float p_delta)
{
_targetEntity = _tree.GetBlackBoardElement <Script_IEntity>(_entityToGetLocationAround);
if (_targetEntity == null)
{
return(NodeState.Failed);
}
if (_fromEntity == null)
{
return(NodeState.Failed);
}
int maxRange = _grid.GetWidth() > _grid.GetHeight() ? _grid.GetWidth() : _grid.GetHeight();
int currentRange = 1;
List <Script_Tile> availableTiles = new List <Script_Tile> ();
while (currentRange <= maxRange && availableTiles.Count == 0)
{
availableTiles = GetAvailableTilesSurroundingEntity(currentRange, _targetEntity);
currentRange++;
}
if (availableTiles.Count == 0)
{
return(NodeState.Failed);
}
Script_Tile tileToMoveTowards = GetNearestAvailableTile(availableTiles);
Vector3Int location = tileToMoveTowards.GetGridPosition();
_tree.SetBlackboardElement(_locationToMoveTowardsFlag, location);
return(NodeState.Success);
}
public override NodeState RunNode(float p_delta)
{
Vector3Int gridPos = _entity.GetGridLocation();
int x = Random.Range(gridPos.x - _range, gridPos.x + _range + 1);
int z = Random.Range(gridPos.z - _range, gridPos.z + _range + 1);
x = Mathf.Min(x, _grid.GetWidth() - 1);
x = Mathf.Max(x, 0);
z = Mathf.Min(z, _grid.GetHeight() - 1);
z = Mathf.Max(z, 0);
if (_grid.AccessGridTile(x, z).GetOccupied())
{
return(NodeState.Running);
}
_location = new Vector3Int(x, 0, z);
_tree.SetBlackboardElement(_locationFlag, _location);
return(NodeState.Success);
}
public List <Script_Tile> GetTilesWithinRange(int p_range)
{
List <Script_Tile> tilesWithinRange = new List <Script_Tile>();
int xCurrent = _gridXCoordinate;
int zCurrent = _gridZCoordinate;
int xMin = xCurrent;
int xMax = xCurrent;
int zMin = zCurrent;
int zMax = zCurrent;
for (int x = xCurrent - p_range; x <= xCurrent; x++)
{
if (x < 0)
{
continue;
}
xMin = x;
break;
}
for (int x = xCurrent + p_range; x >= xCurrent; x--)
{
if (x >= _grid.GetWidth())
{
continue;
}
xMax = x;
break;
}
for (int z = zCurrent - p_range; z <= zCurrent; z++)
{
if (z < 0)
{
continue;
}
zMin = z;
break;
}
for (int z = zCurrent + p_range; z >= zCurrent; z--)
{
if (z >= _grid.GetHeight())
{
continue;
}
zMax = z;
break;
}
for (int z = zMin; z <= zMax; z++)
{
for (int x = xMin; x <= xMax; x++)
{
Script_Tile tile = _grid.AccessGridTile(x, z);
tilesWithinRange.Add(tile);
}
}
return(tilesWithinRange);
}
private List <Script_IEntity> GetEntitiesWithinRange(int p_range, List <Script_IEntity> p_listOfEntities)
{
List <Script_IEntity> entitiesWithinRange = new List <Script_IEntity>();
int xCurrent = (int)_location.x;
int zCurrent = (int)_location.z;
int xMin = xCurrent;
int xMax = xCurrent;
int zMin = zCurrent;
int zMax = zCurrent;
for (int x = xCurrent - p_range; x <= xCurrent; x++)
{
if (x < 0)
{
continue;
}
xMin = x;
break;
}
for (int x = xCurrent + p_range; x >= xCurrent; x--)
{
if (x >= _grid.GetWidth())
{
continue;
}
xMax = x;
break;
}
for (int z = zCurrent - p_range; z <= zCurrent; z++)
{
if (z < 0)
{
continue;
}
zMin = z;
break;
}
for (int z = zCurrent + p_range; z >= zCurrent; z--)
{
if (z >= _grid.GetHeight())
{
continue;
}
zMax = z;
break;
}
for (int z = zMin; z <= zMax; z++)
{
for (int x = xMin; x <= xMax; x++)
{
foreach (Script_IEntity entity in p_listOfEntities.ToList())
{
if (entity.GetGridLocation().x == x && entity.GetGridLocation().z == z)
{
entitiesWithinRange.Add(entity);
}
}
}
}
return(entitiesWithinRange);
}
private void CalculateNeighbours(Script_Node p_node)
{
int xCurrent = p_node.GetNodePosition().x;
int zCurrent = p_node.GetNodePosition().z;
int xMin = xCurrent;
int xMax = xCurrent;
int zMin = zCurrent;
int zMax = zCurrent;
for (int x = xCurrent - 1; x <= xCurrent; x++)
{
if (x < 0)
{
continue;
}
xMin = x;
break;
}
for (int x = xCurrent + 1; x >= xCurrent; x--)
{
if (x >= _grid.GetWidth())
{
continue;
}
xMax = x;
break;
}
for (int z = zCurrent - 1; z <= zCurrent; z++)
{
if (z < 0)
{
continue;
}
zMin = z;
break;
}
for (int z = zCurrent + 1; z >= zCurrent; z--)
{
if (z >= _grid.GetHeight())
{
continue;
}
zMax = z;
break;
}
for (int z = zMin; z <= zMax; z++)
{
for (int x = xMin; x <= xMax; x++)
{
if (_grid.AccessGridTile(x, z).GetWalkable() == true && !_closedDictionary.ContainsKey(z * _grid.GetWidth() + x))
{
if ((x != xCurrent && z != zCurrent))
{
if (_grid.AccessGridTile(x, z + (zCurrent - z)) != null && _grid.AccessGridTile(x, z + (zCurrent - z)).GetWalkable() == false)
{
continue;
}
if (_grid.AccessGridTile(x + (xCurrent - x), z) != null && _grid.AccessGridTile(x + (xCurrent - x), z).GetWalkable() == false)
{
continue;
}
}
int tempGScore = 0;
if (x == xCurrent || z == zCurrent)
{
tempGScore = Constants.linearMovementCost;
}
else
{
tempGScore = Constants.diagonalMovementCost;
}
if (_openDictionary.ContainsKey(z * _grid.GetWidth() + x))
{
Script_Node node = GetOpenListElement(x, z);
if (node.GetParent() != null)
{
tempGScore += p_node.GetGScore();
}
if (tempGScore < node.GetGScore())
{
node.SetGScore(tempGScore);
node.CalculateFScore();
node.SetParent(p_node);
}
}
if (!_openDictionary.ContainsKey(z * _grid.GetWidth() + x))
{
Vector3Int location = new Vector3Int(x, 0, z);
Script_Node newNode = new Script_Node(location, p_node.GetNodeDestination(), p_node);
tempGScore += newNode.GetParent().GetGScore();
newNode.SetGScore(tempGScore);
newNode.CalculateHScore();
newNode.CalculateFScore();
AddOpenListElementAtPosition(x, z, newNode);
}
}
}
}
}
private bool IsEntityWithinRange(int p_range, Script_IEntity p_entity)
{
int xCurrent = (int)_location.x;
int zCurrent = (int)_location.z;
int xMin = xCurrent;
int xMax = xCurrent;
int zMin = zCurrent;
int zMax = zCurrent;
for (int x = xCurrent - p_range; x <= xCurrent; x++)
{
if (x < 0)
{
continue;
}
xMin = x;
break;
}
for (int x = xCurrent + p_range; x >= xCurrent; x--)
{
if (x >= _grid.GetWidth())
{
continue;
}
xMax = x;
break;
}
for (int z = zCurrent - p_range; z <= zCurrent; z++)
{
if (z < 0)
{
continue;
}
zMin = z;
break;
}
for (int z = zCurrent + p_range; z >= zCurrent; z--)
{
if (z >= _grid.GetHeight())
{
continue;
}
zMax = z;
break;
}
for (int z = zMin; z <= zMax; z++)
{
for (int x = xMin; x <= xMax; x++)
{
if (p_entity.GetGridLocation().x == x && p_entity.GetGridLocation().z == z)
{
return(true);
}
}
}
return(false);
}