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using System.Collections;
using System.Collections.Generic;
using UnityEngine;
public struct ProjectileInfo
{
public UnitController owner;
public Vector3 position;
public Vector3 rotation;
public Vector3 scale;
public Vector3 direction;
public Vector3 velocity;
public bool towardDirection;
public float lifetime;
public bool useGravity;
public float gravity;
public string sparkPath;
}
public class Projectile : MonoBehaviour
{
public enum EBoxType
{
Single = 0,
Multiple = 1,
Grid = 2,
}
#region 序列化数据
public EBoxType type;
public Box collider;
public List<Box> colliders;
public Box colliderGrid;
public Vector3 slice;
#endregion
[HideInInspector]
public UnitController owner;
[HideInInspector]
public bool isActive;
[HideInInspector]
public Vector3 velocity; // 初始速度
[HideInInspector]
public float gravity;
[HideInInspector]
public bool towardDirection; // foward朝向运动的方向
[HideInInspector]
public float lifetime;
public string sparkPath;
private List<int> m_Hitmask;
public float time;
private bool markDestroy;
public void Initialize(ProjectileInfo info)
{
this.owner = info.owner;
this.transform.rotation = Quaternion.Euler(info.rotation);
this.transform.position = info.position;
this.transform.localScale.Scale(info.scale);
this.velocity = info.velocity;
this.lifetime = info.lifetime;
this.sparkPath = info.sparkPath;
markDestroy = false;
time = 0;
m_Hitmask = new List<int>();
}
void OnEnable()
{
ColliderRegistry.Instance.AddProjectile(this);
}
public void Update()
{
Update(Time.deltaTime);
}
public void Update(float deltaTime)
{
this.transform.position += this.velocity * deltaTime;
time += deltaTime;
if (time > this.lifetime || markDestroy)
{
DestroyImmediate(this.gameObject);
}
}
void OnDestroy()
{
ColliderRegistry.Instance.RemoveProjectile(this);
}
public IEnumerable GetCollidersInWorldSpace()
{
if(type == EBoxType.Single)
{
Box box = collider;
box.center = transform.position + collider.center;
yield return box;
}
else if(type == EBoxType.Multiple)
{
for(int i = 0; i < colliders.Count; ++i)
{
Box box = colliders[i];
box.center = transform.position + box.center;
yield return box;
}
}
else if(type == EBoxType.Grid)
{
Vector3 lowerCornor = colliderGrid.center - colliderGrid.size / 2;
Vector3 cellSize = Vector3.Scale(colliderGrid.size, new Vector3(1f / slice.x, 1f / slice.y, 1f / slice.z));
for (int x = 0; x < slice.x; ++x)
{
for(int y = 0; y < slice.y; ++y)
{
for(int z = 0; z < slice.z; ++z)
{
Vector3 xyz = new Vector3(x, y, z);
Box box = new Box();
box.size = cellSize;
box.center = lowerCornor + transform.position + Vector3.Scale(cellSize, xyz) + Vector3.Scale(cellSize, new Vector3(0.5f, 0.5f, 0.5f));
yield return box;
}
}
}
}
yield break;
}
private void OnDrawGizmos()
{
Gizmos.color = Color.red * 0.5f;
foreach(var itor in GetCollidersInWorldSpace())
{
Box box = (Box)itor;
Gizmos.DrawCube(box.center, box.size);
}
}
public bool CanHit(int target)
{
return !m_Hitmask.Contains(target);
}
public void RecordTarget(int targethash)
{
m_Hitmask.Add(targethash);
}
public void OnShot(CollisionInfo collision)
{
GameObject spark = ResourceManager.Instance.LoadAsset<GameObject>(sparkPath);
if (spark)
{
GameObject obj = GameObject.Instantiate(spark);
#if UNITY_EDITOR
obj.transform.SetParent(TimelineEventProxy.Root_Particles.transform);
#endif
obj.transform.position = collision.collidee.unitCollider.owner.center;
markDestroy = true;
}
}
}
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