Gameplay Ingredients是一组用于 Unity 游戏的运行时和编辑器工具:一组脚本的集合,可在制作游戏和原型时简化简单的任务。
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72 行
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using NaughtyAttributes;
using UnityEngine;
namespace GameplayIngredients.Rigs
{
public class ReachPositionRig : Rig
{
public override int defaultPriority => 0;
public override UpdateMode defaultUpdateMode => UpdateMode.LateUpdate;
public Transform target => m_Target;
[Header("Target")]
[SerializeField]
[InfoBox("Target needs to have the same parent as the current game object", EInfoBoxType.Warning)]
protected Transform m_Target;
[Header("Motion")]
public float Dampen = 1.0f;
public float MaximumVelocity = 1.0f;
public bool inLocalSpace = false;
[Header("On Reach Position")]
[ReorderableList]
public Callable[] OnReachPosition;
public float ReachSnapDistance = 0.01f;
bool m_PositionReached = false;
bool warnLocalParent()
{
return m_Target != null && m_Target.transform.parent != transform.parent;
}
public override void UpdateRig(float deltaTime)
{
if(m_Target != null)
{
var transform = gameObject.transform;
Vector3 position = inLocalSpace ? transform.localPosition : transform.position;
Vector3 targetPosition = inLocalSpace ? m_Target.localPosition : m_Target.position;
if (Vector3.Distance(position, targetPosition) < ReachSnapDistance)
{
if(inLocalSpace)
transform.localPosition = targetPosition;
else
transform.position = targetPosition;
if(!m_PositionReached)
{
Callable.Call(OnReachPosition, this.gameObject);
m_PositionReached = true;
}
}
else
{
var delta = m_Target.position - transform.position;
var speed = deltaTime * Mathf.Min((Dampen * delta.magnitude), MaximumVelocity);
gameObject.transform.position += delta.normalized * speed;
m_PositionReached = false;
}
}
}
public void SetTarget(Transform target)
{
m_Target = target;
}
}
}