public static bool IsPositionTooFarBehind(EncounterPosition position, Unit unit)
{
var behindVec = AIUtils.VectorFromCenterRotated(unit.AveragePosition, position.X, position.Y, unit.UnitFacing);
// This can't be too restrictive or it stops you from sitting at the back of the line when rotating.
return(behindVec.Item2 > -Mathf.CeilToInt(unit.Depth / 2) + 5);
}
public static bool IsNextRowTooFarAhead(EncounterPosition parentPos, Unit unit)
{
var directlyInFrontPosition = AIUtils.RotateAndProject(parentPos, 0, -1, unit.UnitFacing);
var forwardVec = AIUtils.VectorFromCenterRotated(unit.AveragePosition, directlyInFrontPosition.X, directlyInFrontPosition.Y, unit.UnitFacing);
return(forwardVec.Item2 < -Mathf.CeilToInt(unit.Depth / 2) - 1);
}
public override bool IsOnFlank(int x, int y, Unit unit, Flank flank)
{
var northFacing = AIUtils.VectorFromCenterRotated(unit.RallyPoint, x, y, unit.UnitFacing);
if (flank == Flank.LEFT)
{
return(northFacing.Item1 <= -10);
}
else if (flank == Flank.RIGHT)
{
return(northFacing.Item1 >= 9);
}
else
{
throw new NotImplementedException();
}
}
public static List <TriggeredOrder> ExecutePREPARE_SWEEP_NEXT_LANE(EncounterState state, Unit unit)
{
// Find your current lane
Lane closestLane = null;
double closestDistance = 9999.0;
foreach (var lane in state.DeploymentInfo.Lanes)
{
var d = lane.LaneCenter.DistanceTo(unit.AveragePosition);
if (d < closestDistance)
{
closestDistance = d;
closestLane = lane;
}
}
// Find a target lane
int targetLane = -1;
for (int i = closestLane.LaneIdx - 1; i >= 0; i--)
{
GD.Print("PREPPING CHECKING: ", i);
var clear = state.DeploymentInfo.Lanes[i].UnitsForFaction(unit.UnitFaction.Opposite())
.Select((unitAtLanePosition) => state.GetUnit(unitAtLanePosition.UnitId).StandingOrder)
.All((order) => order == UnitOrder.ROUT);
if (!clear)
{
targetLane = i;
break;
}
}
for (int i = closestLane.LaneIdx + 1; i < state.DeploymentInfo.Lanes.Count; i++)
{
GD.Print("PREPPING CHECKING: ", i);
var clear = state.DeploymentInfo.Lanes[i].UnitsForFaction(unit.UnitFaction.Opposite())
.Select((unitAtLanePosition) => state.GetUnit(unitAtLanePosition.UnitId).StandingOrder)
.All((order) => order == UnitOrder.ROUT);
if (!clear)
{
targetLane = i;
break;
}
}
GD.Print("CHOSEN LANE: ", targetLane);
if (targetLane == -1)
{
return(null);
}
// Given a target lane, get the closest unit, and advance to its center
var closestUnroutedEnemy = state.DeploymentInfo.Lanes[targetLane]
.UnitsForFaction(unit.UnitFaction.Opposite())
.Last((u) => state.GetUnit((u.UnitId)).StandingOrder != UnitOrder.ROUT);
var enemyUnit = state.GetUnit(closestUnroutedEnemy.UnitId);
var enemyPos = enemyUnit.AveragePosition;
var vectorToEnemy = AIUtils.VectorFromCenterRotated(unit.AveragePosition, enemyPos.X, enemyPos.Y, unit.UnitFacing);
var stepsBehind = vectorToEnemy.Item2;
GD.Print("UNIT IS BEHIND THE ENEMY UNIT BY: ", stepsBehind, " unit pos: ", unit.AveragePosition, " enemy pos: ", enemyPos, "facing: ", unit.UnitFacing);
// Order unit to march steps + 5
// unit.StandingOrder = UnitOrder.ADVANCE;
// Order unit to reform perpendicular to the enemy line
// var triggerStepsPlusFive = new OrderTrigger(OrderTriggerType.ACTIVATE_ON_OR_AFTER_TURN, false, activateOnTurn: state.CurrentTurn + stepsBehind + 5);
var oldFacing = unit.UnitFacing;
var newFacing = vectorToEnemy.Item1 < 0 ? unit.UnitFacing.LeftOf() : unit.UnitFacing.RightOf();
unit.RallyPoint = AIUtils.RotateAndProject(unit.AveragePosition, 0, -1 * stepsBehind - 25, unit.UnitFacing);;
unit.UnitFacing = newFacing;
unit.StandingOrder = UnitOrder.REFORM;
var behindEnemyUnit = AIUtils.RotateAndProject(enemyUnit.AveragePosition, 0, 15, enemyUnit.UnitFacing);
// Order unit to advance after wheeling
var triggerStepsPlus40 = new OrderTrigger(OrderTriggerType.ACTIVATE_ON_OR_AFTER_TURN, false, activateOnTurn: state.CurrentTurn + Math.Max(0, stepsBehind) + 15);
var sweepOrder = new TriggeredOrder(triggerStepsPlus40, new Order(unit.UnitId, OrderType.ROTATE_AND_REFORM_AT, newPosition: behindEnemyUnit, newFacing: oldFacing.Opposite()));
// Order unit to finally advance
var triggerStepsPlus60 = new OrderTrigger(OrderTriggerType.ACTIVATE_ON_OR_AFTER_TURN, false, activateOnTurn: state.CurrentTurn + Math.Max(0, stepsBehind) + 50);
var advance = new TriggeredOrder(triggerStepsPlus60, new Order(unit.UnitId, OrderType.ADVANCE));
return(new List <TriggeredOrder>()
{
sweepOrder, advance
});
}
