internal void UpdateNPCCell(NPC npc, Vec3f pos)
{
if (npc == null)
{
throw new ArgumentNullException("NPC is null!");
}
Vec2i coords = NPCCell.GetCoords(pos);
if (coords.X != npc.NpcCell.X || coords.Y != npc.NpcCell.Y)
{
npc.NpcCell.RemoveNPC(npc);
CheckCellRemove(npc.NpcCell);
int coord = NPCCell.GetCoordinate(coords.X, coords.Y);
NPCCell cell;
if (!npcCells.TryGetValue(coord, out cell))
{
cell = new NPCCell(this, coords.X, coords.Y);
npcCells.Add(coord, cell);
}
cell.AddNPC(npc);
npc.NpcCell = cell;
}
}
internal void AddToNPCCells(NPC npc)
{
// find the cell for this npc
Vec2i coords = NPCCell.GetCoords(npc.Position);
int coord = NPCCell.GetCoordinate(coords.X, coords.Y);
NPCCell cell;
if (!npcCells.TryGetValue(coord, out cell))
{
cell = new NPCCell(this, coords.X, coords.Y);
npcCells.Add(coord, cell);
}
cell.AddNPC(npc);
npc.NpcCell = cell;
}
/// <summary>
/// 1000 ingame units accuracy
/// </summary>
public void ForEachNPCRoughPredicate(Vec3f pos, float radius, Predicate <NPC> predicate)
{
if (predicate == null)
{
throw new ArgumentNullException("Predicate is null!");
}
Vec2i min = NPCCell.GetCoords(new Vec3f(pos.X - radius, pos.Y, pos.Z - radius));
Vec2i max = NPCCell.GetCoords(new Vec3f(pos.X + radius, pos.Y, pos.Z + radius));
for (int x = min.X; x <= max.X; x++)
{
for (int y = min.Y; y <= max.Y; y++)
{
if (npcCells.TryGetValue(NPCCell.GetCoordinate(x, y), out NPCCell cell))
{
cell.ForEachNPCPredicate(predicate);
}
}
}
}
/// <summary>
/// 1000 ingame units accuracy
/// </summary>
public void ForEachNPCRough(Vec3f pos, float radius, Action <NPC> action)
{
if (action == null)
{
throw new ArgumentNullException("Action is null!");
}
Vec2i min = NPCCell.GetCoords(new Vec3f(pos.X - radius, pos.Y, pos.Z - radius));
Vec2i max = NPCCell.GetCoords(new Vec3f(pos.X + radius, pos.Y, pos.Z + radius));
for (int x = min.X; x <= max.X; x++)
{
for (int y = min.Y; y <= max.Y; y++)
{
NPCCell cell;
if (npcCells.TryGetValue(NPCCell.GetCoordinate(x, y), out cell))
{
cell.ForEachNPC(action);
}
}
}
}