protected virtual void TickTasks()
{
RTSUnit controlledObj = ControlledObject;
if (controlledObj == null)
{
return;
}
switch (currentTask.Type)
{
//Stop
case Task.Types.Stop:
controlledObj.Stop();
break;
//Move
case Task.Types.Move:
case Task.Types.BreakableMove:
if (currentTask.Entity != null)
{
controlledObj.Move(currentTask.Entity.Position);
}
else
{
Vec3 pos = currentTask.Position;
if ((controlledObj.Position.ToVec2() - pos.ToVec2()).Length() < 1.5f &&
Math.Abs(controlledObj.Position.Z - pos.Z) < 3.0f)
{
//get to
DoNextTask();
}
else
{
controlledObj.Move(pos);
}
}
break;
//Attack, Repair
case Task.Types.Attack:
case Task.Types.BreakableAttack:
case Task.Types.Repair:
case Task.Types.BreakableRepair:
{
//healed
if ((currentTask.Type == Task.Types.Repair ||
currentTask.Type == Task.Types.BreakableRepair) &&
currentTask.Entity != null)
{
if (currentTask.Entity.Health == currentTask.Entity.Type.HealthMax)
{
DoNextTask();
break;
}
}
float needDistance = controlledObj.Type.OptimalAttackDistanceRange.Maximum;
Vec3 targetPos;
if (currentTask.Entity != null)
{
targetPos = currentTask.Entity.Position;
}
else
{
targetPos = currentTask.Position;
}
float distance = (controlledObj.Position - targetPos).Length();
if (distance != 0)
{
bool lineVisibility = false;
{
if (distance < needDistance)
{
lineVisibility = true;
//direct line visibility check
Vec3 start = initialWeapons[0].Position;
Ray ray = new Ray(start, targetPos - start);
RayCastResult[] piercingResult = PhysicsWorld.Instance.RayCastPiercing(
ray, (int)ContactGroup.CastOnlyContact);
foreach (RayCastResult result in piercingResult)
{
MapObject obj = MapSystemWorld.GetMapObjectByBody(result.Shape.Body);
if (obj != null && obj == currentTask.Entity)
{
break;
}
if (obj != controlledObj)
{
lineVisibility = false;
break;
}
}
}
}
//movement control
if (lineVisibility)
{
//stop
controlledObj.Stop();
RTSCharacter character = controlledObj as RTSCharacter;
if (character != null)
{
character.SetLookDirection(targetPos);
}
}
else
{
//move to target
controlledObj.Move(targetPos);
}
//weapons control
if (lineVisibility)
{
foreach (Weapon weapon in initialWeapons)
{
Vec3 pos = targetPos;
Gun gun = weapon as Gun;
if (gun != null && currentTask.Entity != null)
{
gun.GetAdvanceAttackTargetPosition(false, currentTask.Entity, false, out pos);
}
weapon.SetForceFireRotationLookTo(pos);
if (weapon.Ready)
{
Range range;
range = weapon.Type.WeaponNormalMode.UseDistanceRange;
if (distance >= range.Minimum && distance <= range.Maximum)
{
weapon.TryFire(false);
}
range = weapon.Type.WeaponAlternativeMode.UseDistanceRange;
if (distance >= range.Minimum && distance <= range.Maximum)
{
weapon.TryFire(true);
}
}
}
}
}
}
break;
//BuildBuilding
case Task.Types.BuildBuilding:
{
float needDistance = controlledObj.Type.OptimalAttackDistanceRange.Maximum;
Vec3 targetPos = currentTask.Position;
float distance = (controlledObj.Position - targetPos).Length();
if (distance < needDistance)
{
controlledObj.Stop();
//get to
//check free area for build
bool free;
{
Bounds bounds;
{
PhysicsModel physicsModel = PhysicsWorld.Instance.LoadPhysicsModel(
currentTask.EntityType.GetPhysicsModelFullPath());
if (physicsModel == null)
{
Log.Fatal(string.Format("No physics model for \"{0}\"",
currentTask.EntityType.ToString()));
}
bounds = physicsModel.GetGlobalBounds();
bounds += targetPos;
}
Rect rect = new Rect(bounds.Minimum.ToVec2(), bounds.Maximum.ToVec2());
free = GridBasedNavigationSystem.Instances[0].IsFreeInMapMotion(rect);
}
if (!free)
{
//not free
DoNextTask();
break;
}
//check cost
RTSFactionManager.FactionItem factionItem = RTSFactionManager.Instance.GetFactionItemByType(Faction);
if (factionItem != null)
{
float cost = ((RTSBuildingType)currentTask.EntityType).BuildCost;
if (factionItem.Money - cost < 0)
{
//No money
DoNextTask();
break;
}
factionItem.Money -= cost;
}
RTSBuilding building = (RTSBuilding)Entities.Instance.Create(currentTask.EntityType, Map.Instance);
building.Position = currentTask.Position;
building.InitialFaction = Faction;
building.PostCreate();
building.BuildedProgress = 0;
building.Health = 1;
//Repair
DoTaskInternal(new Task(Task.Types.Repair, building));
}
else
{
controlledObj.Move(targetPos);
}
}
break;
}
}
protected override void OnTick()
{
base.OnTick();
MechUnitAI controlledObj = Owner.ControlledObject;
if (IsAllowUpdateControlledObject() && controlledObj.GetElapsedTimeSinceLastGroundContact() < .3f)//IsOnGround() )
{
float targetDistance = (GetTargetPosition() - controlledObj.Position).Length();
//movement
{
Vec3 rayCastFrom;
if (Owner.weapons.Length != 0)
{
rayCastFrom = Owner.weapons[0].Position;
}
else
{
rayCastFrom = controlledObj.Position;
}
Range optimalAttackDistanceRange = controlledObj.Type.OptimalAttackDistanceRange;
if (targetDistance < optimalAttackDistanceRange.Maximum &&
CheckDirectVisibilityByRayCast(rayCastFrom, GetTargetPosition(), TaskEntity))
{
//destination target is visible
controlledObj.SetTurnToPosition(GetTargetPosition());
if (targetDistance < optimalAttackDistanceRange.Minimum)
{
//move backward
Vec2 direction = GetTargetPosition().ToVec2() - controlledObj.Position.ToVec2();
if (direction != Vec2.Zero)
{
direction = -direction.GetNormalize();
}
controlledObj.SetForceMoveVector(direction);
}
else
{
//sees the target and stay on optimal attack distance
controlledObj.SetForceMoveVector(Vec2.Zero);
}
}
else
{
//need move
//update path controller
Owner.pathController.Update(Entity.TickDelta, controlledObj.Position,
GetTargetPosition(), false);
//update character
Vec3 nextPointPosition;
if (Owner.pathController.GetNextPointPosition(out nextPointPosition))
{
Vec2 vector = nextPointPosition.ToVec2() - controlledObj.Position.ToVec2();
if (vector != Vec2.Zero)
{
vector.Normalize();
}
controlledObj.SetTurnToPosition(nextPointPosition);
controlledObj.SetForceMoveVector(vector);
}
else
{
controlledObj.SetForceMoveVector(Vec2.Zero);
}
}
}
//shot
foreach (Weapon weapon in Owner.weapons)
{
if (weapon.Ready)
{
Range normalRange = weapon.Type.WeaponNormalMode.UseDistanceRange;
bool normalInRange = targetDistance >= normalRange.Minimum &&
targetDistance <= normalRange.Maximum;
Range alternativeRange = weapon.Type.WeaponAlternativeMode.UseDistanceRange;
bool alternativeInRange = targetDistance >= alternativeRange.Minimum &&
targetDistance <= alternativeRange.Maximum;
if ((normalInRange || alternativeInRange) &&
CheckDirectVisibilityByRayCast(weapon.Position, GetTargetPosition(), TaskEntity))
{
//update weapon fire orientation
{
Vec3 pos = GetTargetPosition();
Gun gun = weapon as Gun;
if (gun != null)
{
gun.GetAdvanceAttackTargetPosition(false, TaskEntity, false, out pos);
}
weapon.SetForceFireRotationLookTo(pos);
}
controlledObj.SetTurnToPosition(GetTargetPosition());
if (normalInRange)
{
weapon.TryFire(false);
}
if (alternativeInRange)
{
weapon.TryFire(true);
}
}
}
}
}
else
{
controlledObj.SetForceMoveVector(Vec2.Zero);
}
}
