public static void WalkToXY_Tick(WorldObjectUnit obj) {
if (obj.Walkpath == null) {
return;
} else if (obj.Walkpath.path_pos >= obj.Walkpath.path_len) {
return;
} else if (obj.Walkpath.path[obj.Walkpath.path_pos] == EDirection.None) {
return;
} else if ((int)obj.Walkpath.path[obj.Walkpath.path_pos] > 8) {
return;
} else {
}
// TODO: this is the point there the client seems to look laggy
// eAthena sends before any movement the WalkOk() packet
// and the client animates the move to the target location.
// But if we attacked by a skill or w00tever,
// eAthena updates the position (i think)
// AND THIS is the all-known movement/position-reset.
//
// In future, we may test to send a WalkOk() Packet in every single step
// So the client maybe display it more accurate..
EDirection dir = obj.Walkpath.path[obj.Walkpath.path_pos];
Point2D targetLoc = obj.Location.Point + dir.ToPoint2D();
ServerConsole.DebugLine("{0}: walk from {1} to {2} ({3})", obj, obj.Location.Point, targetLoc, dir);
//obj.Map.DrawGat();
//Mapcache.Maps[obj.Map.Name].DrawGat();
if (obj.Map.CheckCell(targetLoc, ECollisionType.Walkable) == false) {
// Target location is not walkable - recalc path!
ServerConsole.DebugLine("WalkToXY_Tick: location {0} not walkable, recalc path..", targetLoc);
WalkToXY(obj, obj.TargetLocation);
return;
}
obj.Move(dir);
obj.Walkpath.path_pos++;
int speed = CalcWalkspeed(obj);
// Next step?
if (speed > 0) {
obj.WalkTimer = Timer.DelayCall(TimeSpan.FromMilliseconds(speed), TimeSpan.Zero, 1, new TimerStateCallback<WorldObjectUnit>(WalkToXY_Tick), obj);
} else {
// No next step, target location reached, update target location
// just to be sure..
obj.TargetLocation = obj.Location.Point;
obj.Walkpath = null;
ServerConsole.DebugLine("WalkToXY_Tick: finished moving to location {0}", obj.Location.Point);
}
}
public static void WalkToXY(WorldObjectUnit obj, Point2D targetLoc) {
// Walking in process?
if (obj.Walkpath != null || obj.WalkTimer != null) {
// Stop and reset walking
if (obj.WalkTimer != null) {
obj.WalkTimer.Stop();
obj.WalkTimer = null;
}
obj.Walkpath = null;
}
obj.TargetLocation = targetLoc;
if (obj.Location.Point == obj.TargetLocation) {
return;
}
// Calc path
WalkpathData wpd;
if (PathHelper.SearchPath(out wpd, obj.Map, obj.Location.Point, obj.TargetLocation) == false) {
ServerConsole.ErrorLine("Bad path, cancel moving");
//obj.Map.DrawGat();
return;
}
obj.Walkpath = wpd;
// Player needs to notify clients about a successfull move
if ((obj is Character)) {
(obj as Character).Account.Netstate.Send(new WorldResponseWalkOK(obj as Character));
}
// Get speed and start timer
int speed = CalcWalkspeed(obj);
if (speed > 0) {
obj.WalkTimer = Timer.DelayCall(TimeSpan.FromMilliseconds(speed), TimeSpan.Zero, 1, new TimerStateCallback<WorldObjectUnit>(WalkToXY_Tick), obj);
}
}
private static int CalcWalkspeed(WorldObjectUnit obj) {
// In final case, the speed comes from status and/or calculation..
int speed = Global.DEFAULT_WALK_SPEED;
if (obj.Walkpath.path_pos >= obj.Walkpath.path_len) {
speed = -1;
} else if ((obj.Walkpath.path[obj.Walkpath.path_pos] & EDirection.Up) > 0) {
} else {
}
return speed;
}
public static bool check_distance_blxy(WorldObjectUnit bl, int x1, int y1, int distance) {
return InRange((bl).X - (x1), (bl).Y - (y1), distance);
}
public bool InRange(WorldObjectUnit obj, int range)
{
return(PathHelper.InRange(X - obj.X, Y - obj.Y, range));
}
private void Move(WorldObjectUnit obj, Point2D OldLocation) {
this[OldLocation].DelUnit(obj);
this[obj.Location].AddUnit(obj);
}
public static bool check_distance_bl(WorldObjectUnit bl1, WorldObjectUnit bl2, int distance) {
return InRange((bl1).X - (bl2).X, (bl1).Y - (bl2).Y, distance);
}
private void Add(WorldObjectUnit obj) {
this[obj.Location].AddUnit(obj);
}
private void Remove(WorldObjectUnit obj) {
this[obj.Location].DelUnit(obj);
}
/// <summary>
/// Locates a random spare cell around the object given, using range as max
/// distance from that spot. Used for warping functions. Use range below 0 for whole map range.
/// </summary>
/// <param name="src">src can be null as long as flag&1</param>
/// <param name="p">Source poition to use (if flag & 1), will also contain the new position</param>
/// <param name="rx">Range width</param>
/// <param name="ry">Range height</param>
/// <param name="flag">
/// <para>&1 = random cell must be around given m,x,y, not around src</para>
/// <PARA>&2 = the target should be able to walk to the target tile</para>
/// <para>&4 = there shouldn't be any players around the target tile (use the no_spawn_on_player setting)</para>
/// </param>
/// <returns></returns>
public bool SearchFreeCell(WorldObjectUnit src, ref Point2D p, int rx, int ry, int flag) {
int tries, spawn = 0;
int bx, by;
int rx2 = 2 * rx + 1;
int ry2 = 2 * ry + 1;
if (src == null && ((flag & 1) != 1 || (flag & 2) != 2)) {
ServerConsole.DebugLine("SearchFreeCell: Incorrect usage! When src is NULL, flag has to be &1 and can't have &2");
return false;
}
if ((flag & 1) == 1) {
bx = p.X;
by = p.Y;
} else {
bx = src.X;
by = src.Y;
}
// No range? Return the target cell then....
if (rx == 0 && ry == 0) {
p.X = bx;
p.Y = by;
return CheckCell(p, ECollisionType.Reachable);
}
// Calc max tries
if (rx >= 0 && ry >= 0) {
tries = rx2 * ry2;
if (tries > 100) {
tries = 100;
}
} else {
tries = Width * Height;
if (tries > 500) {
tries = 500;
}
}
Random rand = new Random();
while (tries-- > 0) {
p.X = (rx >= 0 ? (rand.Next() % rx2 - rx + bx) : (rand.Next() % (Width - 2) + 1));
p.Y = (ry >= 0 ? (rand.Next() % ry2 - ry + by) : (rand.Next() % (Height - 2) + 1));
// Avoid picking the same target tile
if (p.X == bx && p.Y == by) {
continue;
}
if (CheckCell(p, ECollisionType.Reachable) == true) {
if ((flag & 2) == 2 && src.CanReach(p, 1) == false) {
continue;
}
if ((flag & 4) == 4) {
// Limit of retries reached.
if (spawn >= 100) {
return false;
}
/*
if (spawn++ < battle_config.no_spawn_on_player &&
map_foreachinarea(map_count_sub, m,
*x-AREA_SIZE, *y-AREA_SIZE,
*x+AREA_SIZE, *y+AREA_SIZE, BL_PC)
)
continue;
*/
}
return true;
}
}
p.X = bx;
p.Y = by;
return false;
}
public void OnMove(WorldObjectUnit obj, Point2D OldLocation) {
Move(obj, OldLocation);
}
public void OnLeave(WorldObjectUnit obj) {
Remove(obj);
}
public void OnEnter(WorldObjectUnit obj) {
Add(obj);
}
public bool InRange(WorldObjectUnit obj, int range) {
return PathHelper.InRange(X - obj.X, Y - obj.Y, range);
}