/// <summary>
/// Gets the heuristic for a node in relation to this portal. This is only used for Shortcut portals, but is valid for all types.
/// </summary>
/// <param name="node">The node.</param>
/// <param name="goal">The goal.</param>
/// <param name="moveCostProvider">The move cost provider.</param>
/// <returns>The heuristic</returns>
public int GetHeuristic(IPathNode node, IPathNode goal, IMoveCost moveCostProvider)
{
//The logic here is that we want to shortest possible distance from the node to this portal cell,
//combined with the shortest possible distance from our partner portal cell to the goal, again combined with the
// cost of making the portal move using those two entry points.
int mx = _matrixBounds.AdjustColumnToBounds(node.matrixPosX);
int mz = _matrixBounds.AdjustRowToBounds(node.matrixPosZ);
var closestCellToNode = this.parent.rawMatrix[mx, mz];
mx = _partner._matrixBounds.AdjustColumnToBounds(goal.matrixPosX);
mz = _partner._matrixBounds.AdjustRowToBounds(goal.matrixPosZ);
var closestCellToGoal = _partner.parent.rawMatrix[mx, mz];
return(moveCostProvider.GetHeuristic(node, closestCellToNode) + _action.GetActionCost(closestCellToNode, closestCellToGoal, moveCostProvider) + moveCostProvider.GetHeuristic(closestCellToGoal, goal));
}
/// <summary>
/// Gets the heuristic from this portal to the goal.
/// </summary>
/// <param name="goal">The goal.</param>
/// <param name="moveCostProvider">The move cost provider.</param>
/// <returns>The heuristic</returns>
//TODO: this si not used, so remove it
public int GetHeuristic(IPathNode goal, IMoveCost moveCostProvider)
{
return(moveCostProvider.GetHeuristic(_partner, goal));
}
/// <summary>
/// Gets the heuristic for a node in relation to this portal.
/// </summary>
/// <param name="node">The node.</param>
/// <param name="goal">The goal.</param>
/// <param name="moveCostProvider">The move cost provider.</param>
/// <returns>The heuristic</returns>
public int GetHeuristic(IPathNode node, IPathNode goal, IMoveCost moveCostProvider)
{
return moveCostProvider.GetHeuristic(node, this) + moveCostProvider.GetHeuristic(_partner, goal);
}
/// <summary>
/// Gets the heuristic for a node in relation to this portal. This is only used for Shortcut portals, but is valid for all types.
/// </summary>
/// <param name="node">The node.</param>
/// <param name="goal">The goal.</param>
/// <param name="moveCostProvider">The move cost provider.</param>
/// <returns>The heuristic</returns>
public int GetHeuristic(IPathNode node, IPathNode goal, IMoveCost moveCostProvider)
{
//The logic here is that we want to shortest possible distance from the node to this portal cell,
//combined with the shortest possible distance from our partner portal cell to the goal, again combined with the
// cost of making the portal move using those two entry points.
int mx = _matrixBounds.AdjustColumnToBounds(node.matrixPosX);
int mz = _matrixBounds.AdjustRowToBounds(node.matrixPosZ);
var closestCellToNode = this.parent.rawMatrix[mx, mz];
mx = _partner._matrixBounds.AdjustColumnToBounds(goal.matrixPosX);
mz = _partner._matrixBounds.AdjustRowToBounds(goal.matrixPosZ);
var closestCellToGoal = _partner.parent.rawMatrix[mx, mz];
return moveCostProvider.GetHeuristic(node, closestCellToNode) + _action.GetActionCost(closestCellToNode, closestCellToGoal, moveCostProvider) + moveCostProvider.GetHeuristic(closestCellToGoal, goal);
}
/// <summary>
/// Gets the action cost.
/// </summary>
/// <param name="from">The node from which the action will start.</param>
/// <param name="to">The node at which the action will end.</param>
/// <param name="costProvider">The cost provider in use by the path finder.</param>
/// <returns></returns>
public int GetActionCost(IPositioned from, IPositioned to, IMoveCost costProvider)
{
return costProvider.GetHeuristic(from, to);
}
/// <summary>
/// Gets the action cost.
/// </summary>
/// <param name="from">The node from which the action will start.</param>
/// <param name="to">The node at which the action will end.</param>
/// <param name="costProvider">The cost provider in use by the path finder.</param>
/// <returns></returns>
public int GetActionCost(IPositioned from, IPositioned to, IMoveCost costProvider)
{
return(costProvider.GetHeuristic(from, to));
}