83 lines
1.8 KiB
C#
83 lines
1.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Numerics;
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using System.Runtime.InteropServices;
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namespace Ougge;
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[StructLayout(LayoutKind.Sequential)]
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public struct Transform
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{
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Vector2 scale;
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Vector2 position;
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float rotation;
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}
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public class GameObject
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{
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// index in GameObjectPool
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private ulong _id;
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private uint _index;
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private bool _isDestroyed;
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public ulong Id => _id;
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public bool IsDestroyed => _isDestroyed;
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public Transform Transform { get; }
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public GameObject? Parent;
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public readonly Dictionary<Type, Component> Components = new();
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private GameObject()
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{
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}
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private void Init(ulong id, uint nativePoolIndex)
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{
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_id = id;
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_index = nativePoolIndex;
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}
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static public GameObject Create()
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{
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NativeMethods.createGameObject(out ulong id, out uint index);
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var o = new GameObject();
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o.Init(id, index);
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return o;
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}
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public void Destroy()
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{
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if(_isDestroyed)
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return;
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_isDestroyed = NativeMethods.destroyGameObject(_index);
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if(!_isDestroyed)
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throw new Exception($"Can't destroy GameObject({_id})");
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}
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public bool TryCreateComponent(Type t)
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{
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if(!t.IsSubclassOf(typeof(Component)))
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throw new Exception($"type {t.FullName} is not a derived class of {typeof(Component).FullName}");
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if(Components.ContainsKey(t))
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return false;
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Components.Add(t, (Component)Activator.CreateInstance(t, this));
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return true;
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}
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private bool TryCreateComponent(string fullName)
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{
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return TryCreateComponent(Type.GetType(fullName));
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}
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private void UpdateComponents(double deltaTime)
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{
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foreach(var p in Components)
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{
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p.Value.Update(deltaTime);
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}
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}
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}
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