private void ClientExplodeAt(WeaponFinalCache weaponCache, Vector2D explosionWorldPosition)
{
var protoWeapon = weaponCache.ProtoWeapon;
var shotSourcePosition = WeaponSystemClientDisplay.SharedCalculateWeaponShotWorldPositon(
weaponCache.Character,
protoWeapon,
weaponCache.Character.ProtoCharacter,
weaponCache.Character.Position,
hasTrace: true);
this.ClientExplodeAt(protoWeapon, shotSourcePosition, explosionWorldPosition);
}
private void ServerCreateDroppedArrow(WeaponFinalCache weaponCache, Vector2D endPosition)
{
var shotSourcePosition = WeaponSystemClientDisplay.SharedCalculateWeaponShotWorldPositon(
weaponCache.Character,
weaponCache.ProtoWeapon,
weaponCache.Character.ProtoCharacter,
weaponCache.Character.Position,
hasTrace: true);
var timeToHit = WeaponSystemClientDisplay.SharedCalculateTimeToHit(
weaponCache.ProtoWeapon.FireTracePreset
?? weaponCache.ProtoAmmo.FireTracePreset,
shotSourcePosition,
endPosition);
ServerTimersSystem.AddAction(
timeToHit,
() =>
{
var droplist = ServerGetDroplistFor(weaponCache.ProtoAmmo);
var endTilePosition = endPosition.ToVector2Ushort();
var result = ServerDroplistHelper.TryDropToGround(
droplist,
endTilePosition,
// compensate for the server rate to ensure that
// it doesn't affect the number of arrows spawned
probabilityMultiplier: 1.0 / DropItemsList.DropListItemsCountMultiplier,
context: new DropItemContext(weaponCache.Character),
out _);
if (!result.IsEverythingCreated)
{
return;
}
using var charactersObserving = Api.Shared.GetTempList <ICharacter>();
Server.World.GetCharactersInRadius(endTilePosition,
charactersObserving,
radius: 15,
onlyPlayers: true);
this.CallClient(charactersObserving.AsList(),
_ => _.ClientRemote_OnArrowHitGround(endTilePosition));
});
}
private void ServerExplodeAt(WeaponFinalCache weaponCache, Vector2D endPosition, bool isHit)
{
var character = weaponCache.Character;
var protoWeapon = (IProtoItemWeaponRanged)weaponCache.ProtoWeapon;
var shotSourcePosition = WeaponSystemClientDisplay.SharedCalculateWeaponShotWorldPositon(
character,
protoWeapon,
character.ProtoCharacter,
character.Position,
hasTrace: true);
if (isHit)
{
// offset end position a bit towards the source position
// this way the explosion will definitely happen outside the hit object
endPosition -= 0.1 * (endPosition - shotSourcePosition).Normalized;
}
var timeToHit = WeaponSystemClientDisplay.SharedCalculateTimeToHit(
protoWeapon.FireTracePreset
?? this.FireTracePreset,
shotSourcePosition,
endPosition);
// We're using a check here similar to the one in WeaponSystem.
// Ensure that player can hit objects only on the same height level
// and can fire through over the pits (the cliffs of the lower heights).
var anyCliffIsAnObstacle = character.Tile.Height
!= Server.World.GetTile(endPosition.ToVector2Ushort()).Height;
if (!WeaponSystem.SharedHasTileObstacle(
character.Position,
character.Tile.Height,
endPosition,
character.PhysicsBody.PhysicsSpace,
anyCliffIsAnObstacle: anyCliffIsAnObstacle))
{
ServerTimersSystem.AddAction(
timeToHit,
() =>
{
ExplosionHelper.ServerExplode(
character: character,
protoExplosive: this,
protoWeapon: protoWeapon,
explosionPreset: this.ExplosionPreset,
epicenterPosition: endPosition,
damageDescriptionCharacters: this.DamageDescription,
physicsSpace: Server.World.GetPhysicsSpace(),
executeExplosionCallback: this.ServerExecuteExplosion);
});
}
// notify other characters about the explosion
using var charactersObserving = Api.Shared.GetTempList <ICharacter>();
var explosionEventRadius = Math.Max(protoWeapon.SoundPresetWeaponDistance.max,
this.FireRangeMax)
+ this.DamageRadius;
Server.World.GetCharactersInRadius(endPosition.ToVector2Ushort(),
charactersObserving,
radius: (byte)Math.Min(byte.MaxValue, explosionEventRadius),
onlyPlayers: true);
charactersObserving.Remove(character);
this.CallClient(charactersObserving.AsList(),
_ => _.ClientRemote_OnExplosion(protoWeapon,
shotSourcePosition,
endPosition));
}