public static WorldPosition ForwardPosition(WorldPosition position, int distance)
{
var result = position.Clone();
double angle = position.Heading * Math.PI / 32768;
result.X += (float) Math.Cos(angle)*distance;
result.Y += (float) Math.Sin(angle)*distance;
return result;
}
public static void DebugPoint(Creature creature, WorldPosition position)
{
DropItem(creature, 20000000, 0, position.Clone(), true);
Player player = creature as Player;
if (player != null)
player.Visible.Update();
}
public Projectile(Creature.Creature owner, ProjectileSkill projectileSkill)
{
Player.Player player = owner as Player.Player;
Npc.Npc npc = owner as Npc.Npc;
Parent = owner;
if (npc != null)
{
TargetPosition = new WorldPosition();
npc.Target.Position.CopyTo(TargetPosition);
}
else
TargetPosition = owner.Attack.Args.TargetPosition;
Position = new WorldPosition
{
Heading = owner.Position.Heading,
X = owner.Position.X,
Y = owner.Position.Y,
Z = owner.Position.Z + projectileSkill.DetachHeight,
};
double angle = Position.Heading * Math.PI / 32768;
Position.X += projectileSkill.DetachDistance * (float)Math.Cos(angle);
Position.Y += projectileSkill.DetachDistance * (float)Math.Sin(angle);
Instance = owner.Instance;
ProjectileSkill = projectileSkill;
GameStats = new CreatureBaseStats {HpBase = 1};
if (player != null)
{
Skill = Data.Skills[0][player.TemplateId][ProjectileSkill.Id];
SkillId = Skill.Id;
}
else if (npc != null)
{
Skill = Data.Skills[npc.NpcTemplate.HuntingZoneId][npc.NpcTemplate.Id][ProjectileSkill.Id];
SkillId = Skill.Id + 0x40000000 + (npc.NpcTemplate.HuntingZoneId << 16);
}
Lifetime = Skill.ProjectileData.LifeTime != 0
? Skill.ProjectileData.LifeTime
: 1000;
if (projectileSkill.FlyingDistance <= 0f)
TargetPosition = null;
else if (Skill != null)
{
if (TargetPosition.IsNull())
{
TargetPosition = Position.Clone();
TargetPosition.X += projectileSkill.FlyingDistance * (float)Math.Cos(angle);
TargetPosition.Y += projectileSkill.FlyingDistance * (float)Math.Sin(angle);
}
Speed = (int) (projectileSkill.FlyingDistance*1000/Lifetime);
}
if (Skill != null)
{
if (Skill.TargetingList != null)
{
for (int i = 0; i < Skill.TargetingList.Count; i++)
{
if (Skill.TargetingList[i].AreaList == null)
continue;
for (int j = 0; j < Skill.TargetingList[i].AreaList.Count; j++)
{
if (Skill.TargetingList[i].AreaList[j].MaxRadius > AttackDistance)
{
AttackDistance = Skill.TargetingList[i].AreaList[j].MaxRadius;
return;
}
}
}
}
}
}