/// <summary>
/// Sets the target as the given waypoint.
/// </summary>
/// <param name="position">The transform position of the waypoint destination.</param>
/// <param name="distance">The current distance the AI Entity is from the waypoint.</param>
public void SetWayPoint(Vector3 position, float distance)
{
this.type = AiTargetType.Waypoint;
this.collider = null;
this.position = position;
this.distance = distance;
this.timeSeen = Time.time;
}
/// <summary>
/// Clears all the target values and reset them to a non-tracking state.
/// </summary>
public void Clear()
{
this.type = AiTargetType.None;
this.collider = null;
this.position = Vector3.zero;
this.distance = 0.0f;
this.timeSeen = Mathf.Infinity;
}
/// <summary>
/// Updates the visual threat. Because these are private, I learned it passes by value when using getter
/// and I'll either have to make it public or have this method to set it.
/// </summary>
/// <param name="type"></param>
/// <param name="collider"></param>
/// <param name="distance"></param>
public void TrackVisualThreat(AiTargetType type, Collider collider, float distance)
{
this.visualThreat.SetTarget(
type,
collider,
collider.transform.position,
distance
);
}
public static EntityInfo GetHearstTargetHelper(EntityInfo srcObj,float range,CharacterRelation relation, AiTargetType type)
{
EntityInfo nearstTarget = null;
float minPowDist = 999999;
srcObj.SceneContext.KdTree.Query(srcObj, range, (float distSqr, KdTreeObject kdTreeObj) => {
StepCalcNearstTarget(srcObj, relation, type, distSqr, kdTreeObj.Object, ref minPowDist, ref nearstTarget);
});
return nearstTarget;
}
/// <summary>
/// Sets the target the given target type..
/// </summary>
/// <param name="type">Any type but None</param>
/// <param name="collider">The collider for the target.</param>
/// <param name="position">The position of the target.</param>
/// <param name="distance"></param>
public void SetTarget(AiTargetType type, Collider collider, Vector3 position, float distance)
{
if (type == AiTargetType.None)
{
throw new System.ArgumentException("Invalid type; use Clear() to set target type back to None!");
}
if (collider == null)
{
throw new System.ArgumentException("Invalid collider; it must exist!");
}
this.type = type;
this.collider = collider;
this.position = position;
this.distance = distance;
this.timeSeen = Time.time;
}
public static EntityInfo GetNearstTargetHelper(EntityInfo srcObj, CharacterRelation relation, AiTargetType type)
{
return(GetNearstTargetHelper(srcObj, srcObj.ViewRange, relation, type));
}
public static EntityInfo GetNearstTargetHelper(EntityInfo srcObj, CharacterRelation relation, AiTargetType type)
{
return GetHearstTargetHelper(srcObj,srcObj.ViewRange,relation,type);
}
private static bool IsWantedTargetForRandomTarget(CharacterInfo srcObj, CharacterRelation relation, AiTargetType type, ISpaceObject obj)
{
if (type == AiTargetType.USER && obj.GetObjType() != SpatialObjType.kUser)
{
return(false);
}
if (type == AiTargetType.NPC && obj.GetObjType() != SpatialObjType.kNPC)
{
return(false);
}
CharacterInfo target = GetSeeingLivingCharacterInfoHelper(srcObj, (int)obj.GetID());
if (null != target && !target.IsDead())
{
if (target.IsControlMecha)
{
return(false);
}
NpcInfo npcTarget = target.CastNpcInfo();
if (null != npcTarget && npcTarget.NpcType == (int)NpcTypeEnum.Skill)
{
return(false);
}
if (relation == CharacterInfo.GetRelation(srcObj, target))
{
if (CanSee(srcObj, target))
{
return(true);
}
}
}
return(false);
}
private static void StepCalcNearstTarget(EntityInfo srcObj, CharacterRelation relation, AiTargetType type, float powDist, EntityInfo obj, ref float minPowDist, ref EntityInfo nearstTarget)
{
EntityInfo target = GetSeeingLivingCharacterInfoHelper(srcObj, obj.GetId());
if (null != target && !target.IsDead())
{
if (!target.IsTargetNpc())
{
return;
}
if (type == AiTargetType.HERO && target.EntityType != (int)EntityTypeEnum.Hero)
{
return;
}
if (type == AiTargetType.TOWER && target.EntityType != (int)EntityTypeEnum.Tower)
{
return;
}
if (type == AiTargetType.BOSS && target.EntityType != (int)EntityTypeEnum.Boss)
{
return;
}
if (type == AiTargetType.NPC && target.EntityType != (int)EntityTypeEnum.Normal)
{
return;
}
if (relation == EntityInfo.GetRelation(srcObj, target))
{
if (powDist < minPowDist)
{
if (powDist > c_MaxViewRangeSqr || CanSee(srcObj, target))
{
nearstTarget = target;
minPowDist = powDist;
}
}
}
}
}
/// <summary>
/// Tracks the target using the given values.
/// </summary>
public void TrackTarget(AiTargetType type, Collider collider, Vector3 position, float distance, float stoppingDistance)
{
this.target.SetTarget(type, collider, position, distance);
MoveTargetTriggerToTarget(stoppingDistance);
}
/// <summary>
/// Set the target using the given values, but use the state machine's stoppingDistance value.
/// </summary>
public void TrackTarget(AiTargetType type, Collider collider, Vector3 position, float distance)
{
this.TrackTarget(type, collider, position, distance, this.stateMachine.StoppingDistance);
}
public bool IsTargeting(AiTargetType type)
{
return(this.target.Type == type);
}
public static CharacterInfo GetRandomTargetHelper(CharacterInfo srcObj, CharacterRelation relation, AiTargetType type)
{
CharacterInfo target = null;
DashFireSpatial.ISpatialSystem spatialSys = srcObj.SpatialSystem;
if (null != spatialSys)
{
List <DashFireSpatial.ISpaceObject> objs = spatialSys.GetObjectInCircle(srcObj.GetMovementStateInfo().GetPosition3D(), srcObj.ViewRange, (distSqr, obj) => IsWantedTargetForRandomTarget(srcObj, relation, type, obj));
int index = Helper.Random.Next(objs.Count);
if (index >= 0 && index < objs.Count)
{
target = objs[index].RealObject as CharacterInfo;
}
}
return(target);
}
public static CharacterInfo GetInterestestTargetHelper(CharacterInfo srcObj, CharacterRelation relation, AiTargetType type)
{
CharacterInfo interestestTarget = null;
DashFireSpatial.ISpatialSystem spatialSys = srcObj.SpatialSystem;
if (null != spatialSys)
{
ScriptRuntime.Vector3 srcPos = srcObj.GetMovementStateInfo().GetPosition3D();
float minPowDist = 999999;
spatialSys.VisitObjectInCircle(srcPos, srcObj.ViewRange, (float distSqr, ISpaceObject obj) => {
GetInterestestTarget(srcObj, relation, type, distSqr, obj, ref minPowDist, ref interestestTarget);
});
}
return(interestestTarget);
}
public static EntityInfo GetNearstTargetHelper(EntityInfo srcObj, float range, CharacterRelation relation, AiTargetType type)
{
EntityInfo nearstTarget = null;
float minDistSqr = 999999;
srcObj.SceneContext.KdTree.QueryWithAction(srcObj, range, (float distSqr, KdTreeObject kdTreeObj) => {
StepCalcNearstTarget(srcObj, relation, type, distSqr, kdTreeObj.Object, ref minDistSqr, ref nearstTarget);
});
return(nearstTarget);
}
private static void StepCalcNearstTarget(EntityInfo srcObj, CharacterRelation relation, AiTargetType type, float powDist, EntityInfo obj, ref float minPowDist, ref EntityInfo nearstTarget)
{
EntityInfo target = GetSeeingLivingCharacterInfoHelper(srcObj, obj.GetId());
if (null != target && !target.IsDead()) {
if (!target.IsTargetNpc()) {
return;
}
if (type == AiTargetType.HERO && target.EntityType != (int)EntityTypeEnum.Hero) {
return;
}
if (type == AiTargetType.TOWER && target.EntityType != (int)EntityTypeEnum.Tower) {
return;
}
if (type == AiTargetType.BOSS && target.EntityType != (int)EntityTypeEnum.Boss) {
return;
}
if (type == AiTargetType.NPC && target.EntityType != (int)EntityTypeEnum.Normal) {
return;
}
if (relation == EntityInfo.GetRelation(srcObj, target)) {
if (powDist < minPowDist) {
if (powDist > c_MaxViewRangeSqr || CanSee(srcObj, target)) {
nearstTarget = target;
minPowDist = powDist;
}
}
}
}
}
private static void StepCalcNearstTarget(EntityInfo srcObj, CharacterRelation relation, AiTargetType type, float distSqr, EntityInfo obj, ref float minDistSqr, ref EntityInfo nearstTarget)
{
EntityInfo target = GetSeeingLivingCharacterInfoHelper(srcObj, obj.GetId());
if (null != target && !target.IsDead())
{
if (!target.IsTargetNpc())
{
return;
}
if (type == AiTargetType.HERO && target.EntityType != (int)EntityTypeEnum.Hero)
{
return;
}
if (type == AiTargetType.BOSS && target.EntityType != (int)EntityTypeEnum.Boss)
{
return;
}
if (type == AiTargetType.NPC && target.EntityType != (int)EntityTypeEnum.Normal)
{
return;
}
if (relation == EntityInfo.GetRelation(srcObj, target))
{
if (srcObj.EntityType == (int)EntityTypeEnum.Hero || !srcObj.IsPassive || srcObj.AttackerInfos.ContainsKey(target.GetId()))
{
if (distSqr < minDistSqr)
{
nearstTarget = target;
minDistSqr = distSqr;
}
}
}
}
}
private static void StepCalcNearstTarget(CharacterInfo srcObj, CharacterRelation relation, AiTargetType type, float powDist, ISpaceObject obj, ref float minPowDist, ref CharacterInfo nearstTarget)
{
if (type == AiTargetType.USER && obj.GetObjType() != SpatialObjType.kUser)
{
return;
}
if (type == AiTargetType.NPC && obj.GetObjType() != SpatialObjType.kNPC)
{
return;
}
CharacterInfo target = GetSeeingLivingCharacterInfoHelper(srcObj, (int)obj.GetID());
if (null != target && !target.IsDead())
{
if (target.IsControlMecha)
{
return;
}
NpcInfo npcTarget = target.CastNpcInfo();
if (null != npcTarget && npcTarget.NpcType == (int)NpcTypeEnum.Skill)
{
return;
}
if (relation == CharacterInfo.GetRelation(srcObj, target))
{
if (powDist < minPowDist)
{
if (powDist > c_MaxViewRangeSqr || CanSee(srcObj, target))
{
nearstTarget = target;
minPowDist = powDist;
}
}
}
}
}