public void ServerSetDroneTarget(
IDynamicWorldObject objectDrone,
IStaticWorldObject targetWorldObject,
Vector2D fromStartPosition)
{
var targetObjectPosition = targetWorldObject.TilePosition;
var publicState = GetPublicState(objectDrone);
var targetDronePosition = targetObjectPosition.ToVector2D()
+ DroneTargetPositionHelper.GetTargetPosition(targetWorldObject);
// ensure the drone will select a position on the side of the object
var directionX = fromStartPosition.X - targetDronePosition.X;
if (Math.Abs(directionX) < 0.5)
{
directionX = 0.5 * Math.Sign(directionX);
}
else if (Math.Abs(directionX) > 1.0)
{
directionX = 1.0 * Math.Sign(directionX);
}
if (targetWorldObject.ProtoGameObject is IProtoObjectTree)
{
// ensure the drone will always fly somewhere above below the tree
// (a beam behind the tree doesn't look good)
targetDronePosition -= (0, 0.5);
directionX = Math.Sign(directionX) * 1.5;
}
else
{
// ensure the drone will always fly somewhere above the object
targetDronePosition += (0, 0.5);
}
targetDronePosition += new Vector2D(directionX * this.BeamMaxLength, 0);
publicState.SetTargetPosition(targetObjectPosition, targetDronePosition);
CharacterDroneControlSystem.ServerUnregisterCurrentMining(objectDrone);
}
public override void Update(double deltaTime)
{
if (this.dronePublicState.TargetObjectPosition.HasValue)
{
this.lastTargetPosition = this.dronePublicState.TargetObjectPosition.Value.ToVector2D();
if (this.hitWorldObject is null)
{
this.hitWorldObject = Client.World.GetTile(this.lastTargetPosition.Value.ToVector2Ushort())
.StaticObjects
.FirstOrDefault();
}
if (this.hitWorldObject != null)
{
var objectCenter = DroneTargetPositionHelper.GetTargetPosition(this.hitWorldObject);
objectCenter = (objectCenter.X, objectCenter.Y * 0.5 + 0.2);
this.lastTargetPosition += objectCenter;
}
}
else
{
this.hitWorldObject = null;
}
if (this.hitWorldObject != null &&
this.soundEmitterMiningProcess.SoundResource is null)
{
this.soundEmitterMiningProcess.SoundResource
= GetSourceResourceMiningProcess(this.hitWorldObject.ProtoStaticWorldObject);
}
var wasEnabled = this.spriteRendererLine.IsEnabled;
var isBeamActive = this.dronePublicState.IsMining &&
this.lastTargetPosition.HasValue;
this.alpha = MathHelper.LerpWithDeltaTime(
this.alpha,
isBeamActive ? 1 : 0,
deltaTime: deltaTime,
rate: 20);
var isEnabled = this.alpha > 0.001;
this.spriteRendererLine.IsEnabled = isEnabled;
this.spriteRendererOrigin.IsEnabled = isEnabled;
this.soundEmitterMiningProcess.IsEnabled = isEnabled;
if (!isEnabled)
{
if (wasEnabled)
{
// just disabled
Api.Client.Audio.PlayOneShot(SourceResourceMiningEnd,
this.SceneObject,
MiningVolume);
}
return;
}
if (!wasEnabled)
{
// just enabled
Api.Client.Audio.PlayOneShot(SourceResourceMiningStart,
this.SceneObject,
MiningVolume);
}
var alphaComponent = (byte)(this.alpha * byte.MaxValue);
this.spriteRendererLine.Color = this.beamColor.WithAlpha(alphaComponent);
this.spriteRendererOrigin.Color = Color.FromArgb(alphaComponent, 0xFF, 0xFF, 0xFF);
this.soundEmitterMiningProcess.Volume = (float)(this.alpha * MiningVolume);
// update line start-end positions and rotation angle
var currentBeamOriginOffset = this.beamOriginOffset
+ this.primaryRenderer.PositionOffset
- this.primaryRendererDefaultPositionOffset;
var lineStartWorldPosition = this.SceneObject.Position + currentBeamOriginOffset;
// ReSharper disable once PossibleInvalidOperationException
var lineEndWorldPosition = this.lastTargetPosition.Value;
lineEndWorldPosition += this.GetMiningTargetMovementAnimation(deltaTime);
var lineDirection = lineEndWorldPosition - lineStartWorldPosition;
this.spriteRendererLine.PositionOffset = currentBeamOriginOffset;
this.spriteRendererLine.RotationAngleRad = (float)-Math.Atan2(lineDirection.Y, lineDirection.X);
this.spriteRendererLine.Scale = (lineDirection.Length, this.beamWidth);
this.spriteRendererLine.DrawOrderOffsetY = this.primaryRenderer.DrawOrderOffsetY;
this.spriteRendererOrigin.PositionOffset = currentBeamOriginOffset;
this.spriteRendererOrigin.Scale = this.beamWidth;
this.spriteRendererOrigin.DrawOrderOffsetY = this.primaryRenderer.DrawOrderOffsetY;
if (this.hitWorldObject is null)
{
return;
}
this.timeSinceLastHitSparks -= deltaTime;
if (this.timeSinceLastHitSparks < 0)
{
WeaponSystemClientDisplay.ClientAddHitSparks(
WeaponHitSparksPresets.LaserMining,
new WeaponHitData(Vector2D.Zero),
this.hitWorldObject,
this.hitWorldObject.ProtoStaticWorldObject,
worldObjectPosition: lineEndWorldPosition,
projectilesCount: 1,
objectMaterial: this.hitWorldObject.ProtoStaticWorldObject.SharedGetObjectMaterial(),
randomizeHitPointOffset: false,
randomRotation: true,
drawOrder: DrawOrder.Light + 2,
animationFrameDuration: 3 / 60.0);
this.timeSinceLastHitSparks += HitSparksInterval;
}
}