120 lines
3.6 KiB
C#
120 lines
3.6 KiB
C#
using Barotrauma.Networking;
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using FarseerPhysics;
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using Lidgren.Network;
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using Microsoft.Xna.Framework;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Xml.Linq;
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namespace Barotrauma
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{
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partial class LevelObject
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{
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public readonly LevelObjectPrefab Prefab;
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public Vector3 Position;
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public float Scale;
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public float Rotation;
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public LevelObjectPrefab ActivePrefab;
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public PhysicsBody PhysicsBody
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{
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get;
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private set;
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}
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public List<LevelTrigger> Triggers
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{
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get;
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private set;
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}
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public bool NeedsNetworkSyncing
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{
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get { return Triggers.Any(t => t.NeedsNetworkSyncing); }
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set { Triggers.ForEach(t => t.NeedsNetworkSyncing = false); }
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}
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public LevelObject(LevelObjectPrefab prefab, Vector3 position, float scale, float rotation = 0.0f)
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{
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Triggers = new List<LevelTrigger>();
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ActivePrefab = Prefab = prefab;
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Position = position;
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Scale = scale;
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Rotation = rotation;
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if (prefab.PhysicsBodyElement != null)
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{
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PhysicsBody = new PhysicsBody(prefab.PhysicsBodyElement, ConvertUnits.ToSimUnits(new Vector2(position.X, position.Y)), Scale);
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}
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foreach (XElement triggerElement in prefab.LevelTriggerElements)
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{
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Vector2 triggerPosition = triggerElement.GetAttributeVector2("position", Vector2.Zero) * scale;
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if (rotation != 0.0f)
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{
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var ca = (float)Math.Cos(rotation);
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var sa = (float)Math.Sin(rotation);
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triggerPosition = new Vector2(
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ca * triggerPosition.X + sa * triggerPosition.Y,
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-sa * triggerPosition.X + ca * triggerPosition.Y);
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}
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var newTrigger = new LevelTrigger(triggerElement, new Vector2(position.X, position.Y) + triggerPosition, -rotation, scale, prefab.Name);
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int parentTriggerIndex = prefab.LevelTriggerElements.IndexOf(triggerElement.Parent);
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if (parentTriggerIndex > -1) newTrigger.ParentTrigger = Triggers[parentTriggerIndex];
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Triggers.Add(newTrigger);
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}
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InitProjSpecific();
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}
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partial void InitProjSpecific();
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public Vector2 LocalToWorld(Vector2 localPosition, float swingState = 0.0f)
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{
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Vector2 emitterPos = localPosition * Scale;
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if (Rotation != 0.0f || Prefab.SwingAmountRad != 0.0f)
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{
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float rot = Rotation + swingState * Prefab.SwingAmountRad;
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var ca = (float)Math.Cos(rot);
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var sa = (float)Math.Sin(rot);
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emitterPos = new Vector2(
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ca * emitterPos.X + sa * emitterPos.Y,
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-sa * emitterPos.X + ca * emitterPos.Y);
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}
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return new Vector2(Position.X, Position.Y) + emitterPos;
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}
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public void Remove()
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{
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RemoveProjSpecific();
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}
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partial void RemoveProjSpecific();
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public override string ToString()
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{
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return "LevelObject (" + ActivePrefab.Name + ")";
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}
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public void ServerWrite(NetBuffer msg, Client c)
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{
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for (int j = 0; j < Triggers.Count; j++)
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{
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if (!Triggers[j].UseNetworkSyncing) continue;
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Triggers[j].ServerWrite(msg, c);
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}
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}
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}
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}
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