func (n *Npc) OnCreatureMove(_creature pul.ICreature, _from pul.ITile, _to pul.ITile, _teleport bool) {
// Check if _creature is a Player, otherwise return
if _creature.GetType() != CTYPE_PLAYER {
return
}
canSeeFromTile := CanSeePosition(n.GetPosition(), _from.GetPosition())
canSeeToTile := CanSeePosition(n.GetPosition(), _to.GetPosition())
if canSeeFromTile && !canSeeToTile { // Leaving viewport
n.RemoveVisibleCreature(_creature)
_creature.RemoveVisibleCreature(n)
} else if canSeeToTile && !canSeeFromTile { // Entering viewport
n.AddVisibleCreature(_creature)
_creature.RemoveVisibleCreature(n)
} else { // Moving inside viewport
n.AddVisibleCreature(_creature)
_creature.AddVisibleCreature(n)
}
}
func (g *Game) internalCreatureTeleport(_creature pul.ICreature, _from pul.ITile, _to pul.ITile) (ret int) {
ret = RET_NOERROR
if _from == nil || _to == nil {
ret = RET_NOTPOSSIBLE
} else {
// Move creature object to destination tile
if ret = _from.RemoveCreature(_creature, true); ret == RET_NOTPOSSIBLE {
return
}
if ret = _to.AddCreature(_creature, false); ret == RET_NOTPOSSIBLE {
_from.AddCreature(_creature, false) // Something went wrong, put creature back on old tile
return
}
_creature.SetTile(_to)
// Tell creatures this creature has been teleported
g.mutexCreatureList.RLock()
defer g.mutexCreatureList.RUnlock()
for _, value := range g.Creatures {
if value != nil {
value.OnCreatureMove(_creature, _from, _to, true)
}
}
}
// No error, played succesfully teleported
if ret == RET_NOERROR {
ret = RET_PLAYERISTELEPORTED
}
return
}
func (m *SendTilesMessage) AddTile(_tile pul.ITile) {
m.Tiles[_tile.GetPosition().Hash()] = _tile
}