/// <summary>
/// creates a lifesone 3 units (just in front of) the player.
/// </summary>
public GameMessageCreateLifestone(Player player) : base(GameMessageOpcode.ObjectCreate, GameMessageGroup.Group0A)
{
float qw = player.Position.Facing.W; // north
float qz = player.Position.Facing.Z; // south
double x = 2 * qw * qz;
double y = 1 - 2 * qz * qz;
var heading = Math.Atan2(x, y);
double scalar = 3.0f;
var dx = -1 * Convert.ToSingle(Math.Sin(heading) * scalar);
var dy = Convert.ToSingle(Math.Cos(heading) * scalar);
Position newPosition = new Position(player.Position.LandblockId.Raw, player.Position.Offset.X + dx, player.Position.Offset.Y + dy, player.Position.Offset.Z + 0.5f, 0f, 0f, 0f, 0f);
var weenie = WeenieHeaderFlag.Usable | WeenieHeaderFlag.BlipColour | WeenieHeaderFlag.Radar | WeenieHeaderFlag.UseRadius;
ImmutableWorldObject wo = new ImmutableWorldObject(ObjectType.LifeStone, new ObjectGuid(GuidManager.NewStaticObjectGuid()), "Life Stone", 1, ObjectDescriptionFlag.LifeStone, weenie, newPosition);
wo.PhysicsData.MTableResourceId = 0x09000026u;
wo.PhysicsData.Stable = 0x20000014u;
wo.PhysicsData.CSetup = (uint)0x020002EEu;
wo.PhysicsData.PhysicsDescriptionFlag = PhysicsDescriptionFlag.CSetup | PhysicsDescriptionFlag.MTable | PhysicsDescriptionFlag.Stable | PhysicsDescriptionFlag.Position;
//game data min required flags;
wo.GameData.Type = (ushort)0x1355;
wo.GameData.Icon = (ushort)0x1036;
wo.GameData.Usable = Usable.UsableRemote;
wo.GameData.RadarColour = RadarColor.LifeStone;
wo.GameData.RadarBehavior = RadarBehavior.ShowAlways;
wo.GameData.UseRadius = 4f;
wo.SerializeCreateObject(Writer);
}