public bool CanSee(PhysicalObject o)
{
if(o == this || p.Equals(o.p)){ //same object or same location
return true;
}
if(HasAttr(AttrType.ASLEEP)){
return false;
}
Actor a = o as Actor;
if(a != null){
if(HasAttr(AttrType.DETECTING_MONSTERS)){
if(this == player){
a.attrs[AttrType.DANGER_SENSED] = 1;
}
return true;
}
if(a.IsInvisibleHere() && !HasAttr(AttrType.BLINDSIGHT)){
return false;
}
}
Tile t = o as Tile;
if(t != null){
if(t.solid_rock){
return false;
}
}
if(HasAttr(AttrType.BLIND) && !HasAttr(AttrType.BLINDSIGHT)){
return false;
}
if(type == ActorType.CLOUD_ELEMENTAL){
List<pos> cloud = M.tile.GetFloodFillPositions(p,false,x=>M.tile[x].features.Contains(FeatureType.FOG));
foreach(pos p2 in cloud){
if(o.DistanceFrom(p2) <= 12){
if(M.tile[p2].HasLOS(o.row,o.col)){
if(o is Actor){
if((o as Actor).IsHiddenFrom(this)){
return false;
}
return true;
}
else{
return true;
}
}
}
}
return false;
}
else{
if(IsWithinSightRangeOf(o.row,o.col) || (M.tile[o.row,o.col].IsLit() && !HasAttr(AttrType.BLINDSIGHT))){
if(HasLOS(o.row,o.col)){
if(a != null && a.IsHiddenFrom(this)){
return false;
}
if(a != null && this == player){
a.attrs[AttrType.DANGER_SENSED] = 1;
}
return true;
}
}
}
return false;
}
public bool GrabPreventsMovement(PhysicalObject o)
{
if (!HasAttr(AttrType.GRABBED) || DistanceFrom(o) > 1)
{
return false;
}
List<Actor> grabbers = new List<Actor>();
foreach (Actor a in ActorsAtDistance(1))
{
if (a.attrs[Forays.AttrType.GRABBING] == a.DirectionOf(this))
{
grabbers.Add(a);
}
}
foreach (Actor a in grabbers)
{
if (o.DistanceFrom(a) > 1)
{
return true;
}
}
return false;
}
private static void AI_Step_Build_Direction_Lists(PhysicalObject start,PhysicalObject obj,bool flee,List<int> dirs,List<int> sideways_dirs)
{
int rowchange = 0;
int colchange = 0;
if(obj.row < start.row){
rowchange = -1;
}
if(obj.row > start.row){
rowchange = 1;
}
if(obj.col < start.col){
colchange = -1;
}
if(obj.col > start.col){
colchange = 1;
}
if(flee){
rowchange = -rowchange;
colchange = -colchange;
}
if(rowchange == -1){
if(colchange == -1){
dirs.Add(7);
}
if(colchange == 0){
dirs.Add(8);
}
if(colchange == 1){
dirs.Add(9);
}
}
if(rowchange == 0){
if(colchange == -1){
dirs.Add(4);
}
if(colchange == 1){
dirs.Add(6);
}
}
if(rowchange == 1){
if(colchange == -1){
dirs.Add(1);
}
if(colchange == 0){
dirs.Add(2);
}
if(colchange == 1){
dirs.Add(3);
}
}
if(dirs.Count == 0){ return; }
bool clockwise = R.CoinFlip();
if(obj.DistanceFrom(start.TileInDirection(dirs[0].RotateDir(true))) < obj.DistanceFrom(start.TileInDirection(dirs[0].RotateDir(false)))){
clockwise = true;
}
else{
if(obj.DistanceFrom(start.TileInDirection(dirs[0].RotateDir(false))) < obj.DistanceFrom(start.TileInDirection(dirs[0].RotateDir(true)))){
clockwise = false;
}
}
if(clockwise){
dirs.Add(dirs[0].RotateDir(true));
dirs.Add(dirs[0].RotateDir(false)); //building a list of directions to try: first the primary direction,
}
else{
dirs.Add(dirs[0].RotateDir(false));
dirs.Add(dirs[0].RotateDir(true));
}
clockwise = R.CoinFlip(); //then the ones next to it, then the ones next to THOSE(in random order, unless one is closer)
if(obj.DistanceFrom(start.TileInDirection(dirs[0].RotateDir(true,2))) < obj.DistanceFrom(start.TileInDirection(dirs[0].RotateDir(false,2)))){
clockwise = true;
}
else{
if(obj.DistanceFrom(start.TileInDirection(dirs[0].RotateDir(false,2))) < obj.DistanceFrom(start.TileInDirection(dirs[0].RotateDir(true,2)))){
clockwise = false;
}
}
sideways_dirs.Add(dirs[0].RotateDir(clockwise,2)); //these 2 are considered last.
sideways_dirs.Add(dirs[0].RotateDir(!clockwise,2)); //this completes the list of 5 directions.
}