99 lines
3.9 KiB
C#
99 lines
3.9 KiB
C#
using Barotrauma.Extensions;
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using Barotrauma.Lights;
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using Barotrauma.Networking;
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using Microsoft.Xna.Framework;
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using Microsoft.Xna.Framework.Graphics;
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using System.Collections.Generic;
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namespace Barotrauma.Items.Components
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{
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partial class LightComponent : Powered, IServerSerializable, IDrawableComponent
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{
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private bool? lastReceivedState;
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private CoroutineHandle resetPredictionCoroutine;
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private float resetPredictionTimer;
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public Vector2 DrawSize
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{
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get { return new Vector2(Light.Range * 2, Light.Range * 2); }
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}
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public LightSource Light { get; }
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public override void OnScaleChanged()
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{
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Light.SpriteScale = Vector2.One * item.Scale;
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Light.Position = ParentBody != null ? ParentBody.Position : item.Position;
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}
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partial void SetLightSourceState(bool enabled, float brightness)
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{
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if (Light == null) { return; }
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Light.Enabled = enabled;
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if (enabled)
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{
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Light.Color = LightColor.Multiply(brightness);
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}
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}
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public void Draw(SpriteBatch spriteBatch, bool editing = false, float itemDepth = -1)
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{
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if (Light.LightSprite != null && (item.body == null || item.body.Enabled) && lightBrightness > 0.0f && IsOn)
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{
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Vector2 origin = Light.LightSprite.Origin;
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if ((Light.LightSpriteEffect & SpriteEffects.FlipHorizontally) == SpriteEffects.FlipHorizontally) { origin.X = Light.LightSprite.SourceRect.Width - origin.X; }
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if ((Light.LightSpriteEffect & SpriteEffects.FlipVertically) == SpriteEffects.FlipVertically) { origin.Y = Light.LightSprite.SourceRect.Height - origin.Y; }
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Light.LightSprite.Draw(spriteBatch, new Vector2(item.DrawPosition.X, -item.DrawPosition.Y), lightColor * lightBrightness, origin, -Light.Rotation, item.Scale, Light.LightSpriteEffect, itemDepth - 0.0001f);
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}
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}
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public override void FlipX(bool relativeToSub)
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{
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if (Light?.LightSprite != null && item.Prefab.CanSpriteFlipX && item.body == null)
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{
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Light.LightSpriteEffect = Light.LightSpriteEffect == SpriteEffects.None ?
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SpriteEffects.FlipHorizontally : SpriteEffects.None;
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}
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}
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partial void OnStateChanged()
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{
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if (GameMain.Client == null || !lastReceivedState.HasValue) { return; }
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//reset to last known server state after the state hasn't changed in 1.0 seconds client-side
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resetPredictionTimer = 1.0f;
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if (resetPredictionCoroutine == null || !CoroutineManager.IsCoroutineRunning(resetPredictionCoroutine))
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{
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resetPredictionCoroutine = CoroutineManager.StartCoroutine(ResetPredictionAfterDelay());
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}
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}
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/// <summary>
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/// Reset client-side prediction of the light's state to the last known state sent by the server after resetPredictionTimer runs out
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/// </summary>
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private IEnumerable<object> ResetPredictionAfterDelay()
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{
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while (resetPredictionTimer > 0.0f)
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{
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resetPredictionTimer -= CoroutineManager.DeltaTime;
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yield return CoroutineStatus.Running;
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}
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if (lastReceivedState.HasValue) { IsActive = lastReceivedState.Value; }
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resetPredictionCoroutine = null;
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yield return CoroutineStatus.Success;
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}
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public void ClientRead(ServerNetObject type, IReadMessage msg, float sendingTime)
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{
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IsActive = msg.ReadBoolean();
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lastReceivedState = IsActive;
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}
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protected override void RemoveComponentSpecific()
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{
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base.RemoveComponentSpecific();
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Light.Remove();
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}
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}
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}
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