protected static void PlaceDoorIfNoObject(Map map, Point pt, TileModel floor, DoorWindow door)
{
if (!map.HasMapObjectAt(pt))
{
PlaceDoor(map, pt, floor, door);
}
}
protected static void MapObjectPlace(Map map, Point pt, MapObject mapObj)
{
if (!map.HasMapObjectAt(pt))
{
map.PlaceAt(mapObj, pt);
}
}
public ActionShove(Actor actor, Actor target, Direction pushDir) : base(actor)
{
m_Target = target
#if DEBUG
?? throw new ArgumentNullException(nameof(target))
#endif
;
m_Direction = pushDir;
m_To = target.Location.Position + pushDir;
}
protected static bool PlaceDoorIfAccessible(Map map, Point pt, TileModel floor, int minAccessibility, DoorWindow door)
{
int num = Direction.COMPASS.Select(d => pt + d).Count(pt2 => map.IsWalkable(pt2)); // includes IsInBounds check
if (num < minAccessibility)
{
return(false);
}
PlaceDoorIfNoObject(map, pt, floor, door);
return(true);
}
public ActionPull(Actor actor, MapObject pullObj, Direction moveActorDir)
: base(actor)
{
#if DEBUG
if (pullObj == null)
{
throw new ArgumentNullException(nameof(pullObj));
}
#endif
m_Object = pullObj;
m_MoveActorTo = m_Actor.Location.Position + moveActorDir;
}
public ActionPull(Actor actor, MapObject pullObj, Point moveActorTo)
: base(actor)
{
#if DEBUG
if (pullObj == null)
{
throw new ArgumentNullException(nameof(pullObj));
}
#endif
m_Object = pullObj;
m_MoveActorTo = moveActorTo;
}
public static System.Collections.ObjectModel.ReadOnlyCollection <Point> OptimalFOV(short range)
{
if (OptimalFOVOffsets.TryGetValue(range, out var ret))
{
return(ret); // TryGetValue indicated
}
List <Point> tmp = new List <Point>();
// Cf. ComputeFOVFor
double edge_of_maxrange = range + 0.5;
Point origin = new Point(0, 0);
Point pt = new Point();
for (pt.X = range; pt.X > 0; --pt.X)
{
for (pt.Y = pt.X; pt.Y >= 0; --pt.Y)
{
// We want to reject points that are out of range, but still look circular in an open space
// the historical multipler was Math.Sqrt(.75)
// however, since we are in a cartesian gridspace the "radius to the edge of the square at max_range on the coordinate axis" is "radius to midpoint of square"+.5
if (Rules.StdDistance(in origin, in pt) > edge_of_maxrange)
{
continue;
}
// initialize all octants at once
tmp.Add(pt);
tmp.Add(-pt);
if (pt.X == pt.Y) // diagonal
{
tmp.Add(new Point(pt.X, -pt.Y));
tmp.Add(new Point(-pt.X, pt.Y));
}
else if (0 == pt.Y) // cardinal
{
tmp.Add(new Point(0, pt.X));
tmp.Add(new Point(0, -pt.X));
}
else // typical
{
tmp.Add(new Point(pt.X, -pt.Y));
tmp.Add(new Point(-pt.X, pt.Y));
tmp.Add(new Point(pt.Y, pt.X));
tmp.Add(new Point(pt.Y, -pt.X));
tmp.Add(new Point(-pt.Y, pt.X));
tmp.Add(new Point(-pt.Y, -pt.X));
}
}
}
System.Collections.ObjectModel.ReadOnlyCollection <Point> tmp2 = new System.Collections.ObjectModel.ReadOnlyCollection <Point>(tmp);
OptimalFOVOffsets[range] = tmp2;
return(tmp2);
}
// dead, but typical for a map generation utility
public Point DigUntil(Map map, TileModel model, Point startPos, Direction digDirection, Predicate <Point> stopFn)
{
#if DEBUG
if (null == stopFn)
{
throw new ArgumentNullException(nameof(stopFn));
}
#endif
Point p = startPos + digDirection;
while (map.IsInBounds(p) && !stopFn(p))
{
map.SetTileModelAt(p.X, p.Y, model);
p += digDirection;
}
return(p);
}
protected static void DoForEachTile(Rectangle rect, Map m, Action <Location> doFn)
{
#if DEBUG
if (null == doFn)
{
throw new ArgumentNullException(nameof(doFn));
}
#endif
Point point = new Point();
for (point.X = rect.Left; point.X < rect.Right; ++point.X)
{
for (point.Y = rect.Top; point.Y < rect.Bottom; ++point.Y)
{
doFn(new Location(m, point));
}
}
}
protected static void ClearRectangle(Map map, Rectangle rect, bool clearZones = true)
{
for (var left = rect.Left; left < rect.Right; ++left)
{
for (var top = rect.Top; top < rect.Bottom; ++top)
{
var pt = new Point(left, top);
map.RemoveMapObjectAt(pt);
map.RemoveAllItemsAt(pt);
map.RemoveAllDecorationsAt(pt);
if (clearZones)
{
map.RemoveAllZonesAt(pt);
}
map.GetActorAt(pt)?.RemoveFromMap();
}
}
}
protected static void TileHLine(Map map, TileModel model, int left, int top, int width, Action <Tile, TileModel, Point> decoratorFn = null)
{
#if DEBUG
if (null == map)
{
throw new ArgumentNullException(nameof(map));
}
if (null == model)
{
throw new ArgumentNullException(nameof(model));
}
#endif
for (short x = (short)left; x < left + width; ++x)
{
Point pt = new Point(x, (short)top);
TileModel model1 = map.GetTileModelAt(pt);
map.SetTileModelAt(pt, model);
decoratorFn?.Invoke(map.GetTileAt(pt), model1, pt);
}
}
public static void MapObjectPlaceInGoodPosition(Map map, Rectangle rect, Func <Point, bool> isGoodPosFn, DiceRoller roller, Func <Point, MapObject> createFn)
{
#if DEBUG
if (null == createFn)
{
throw new ArgumentNullException(nameof(createFn));
}
if (null == isGoodPosFn)
{
throw new ArgumentNullException(nameof(isGoodPosFn));
}
#endif
List <Point> pointList = rect.Where(pt => isGoodPosFn(pt) && map.GetTileModelAt(pt).IsWalkable&& !map.HasMapObjectAt(pt));
if (0 >= pointList.Count)
{
return;
}
Point pt2 = roller.Choose(pointList);
createFn(pt2)?.PlaceAt(map, in pt2);
}
protected static void TileVLine(Map map, TileModel model, int left, int top, int height, Action <Tile, TileModel, Point> decoratorFn = null)
{
#if DEBUG
if (null == map)
{
throw new ArgumentNullException(nameof(map));
}
if (null == model)
{
throw new ArgumentNullException(nameof(model));
}
#endif
for (short y = (short)top; y < top + height; ++y)
{
Point pt = new Point((short)left, y);
TileModel model1 = map.GetTileModelAt(pt);
map.SetTileModelAt(pt, model);
decoratorFn?.Invoke(map.GetTileAt(pt), model1, pt);
}
}
protected static bool CheckForEachTile(Rectangle rect, Predicate <Point> predFn)
{
#if DEBUG
if (null == predFn)
{
throw new ArgumentNullException(nameof(predFn));
}
#endif
Point point = new Point();
for (point.X = rect.Left; point.X < rect.Right; ++point.X)
{
for (point.Y = rect.Top; point.Y < rect.Bottom; ++point.Y)
{
if (!predFn(point))
{
return(false);
}
}
}
return(true);
}
protected static bool PlaceDoorIfAccessibleAndNotAdjacent(Map map, Point pt, TileModel floor, int minAccessibility, DoorWindow door)
{
int num = 0;
foreach (var point2 in pt.Adjacent()) // micro-optimized: loop combines a reject-any check with a counting operation
{
if (map.IsWalkable(point2))
{
++num;
}
if (map.GetMapObjectAt(point2) is DoorWindow)
{
return(false);
}
}
if (num < minAccessibility)
{
return(false);
}
PlaceDoorIfNoObject(map, pt, floor, door);
return(true);
}
public ActionPush(Actor actor, MapObject pushObj, Direction pushDir)
: base(actor)
{
#if DEBUG
if (null == pushObj)
{
throw new ArgumentNullException(nameof(pushObj));
}
if (null == pushDir)
{
throw new ArgumentNullException(nameof(pushDir));
}
#endif
m_Object = pushObj;
m_Direction = pushDir;
m_To = pushObj.Location.Position + pushDir;
#if DEBUG
// will be ok when tactical pushing is implemented
if (actor.Controller is Gameplay.AI.OrderableAI && m_Object.Location.Map.HasExitAt(in m_To) && m_Object.Location.Map.IsInBounds(m_To) && !m_Object.IsJumpable)
{
throw new InvalidOperationException("Blocking exit with push");
}
#endif
}
protected static int CountAdjWalls(Map map, Point p)
{
return(map.CountAdjacentTo(p, pt => !map.GetTileModelAt(pt).IsWalkable));
}
static public ActionTradeWith Cast(Point pt, Actor actor, Item give, Item take)
{
return(Cast(new Location(actor.Location.Map, pt), actor, give, take));
}
public ActionThrowGrenade(Actor actor, Point throwPos)
: base(actor)
{
m_ThrowPos = throwPos;
}
protected static void PlaceDoor(Map map, Point pt, TileModel floor, DoorWindow door)
{
map.SetTileModelAt(pt, floor);
MapObjectPlace(map, pt, door);
}