48 lines
1.4 KiB
C#
48 lines
1.4 KiB
C#
using UnityEngine;
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public class ArticulationPoint : MonoBehaviour
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{
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public Transform Target;
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public int Group;
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public float YawMin;
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public float YawMax;
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public float PitchMin;
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public float PitchMax;
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public float Speed;
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private float _yaw;
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private float _pitch;
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void Update()
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{
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if (Target)
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{
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var targetLocal = transform.InverseTransformPoint(Target.position);
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var yaw = Vector2.SignedAngle(new Vector2(0, 1), new Vector2(targetLocal.x, targetLocal.z));
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var pitch = Vector2.SignedAngle(new Vector2(1, 0), new Vector2(targetLocal.z, targetLocal.y));
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var targetYaw = Mathf.Clamp(_yaw - yaw, YawMin, YawMax);
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var targetPitch = Mathf.Clamp(_pitch - pitch, PitchMin, PitchMax);
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if (Mathf.Abs(targetYaw - _yaw) < Speed * Time.deltaTime)
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_yaw = targetYaw;
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else _yaw = _yaw + Mathf.Sign(targetYaw - _yaw) * Speed * Time.deltaTime;
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if (_yaw < -360)
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_yaw += 360;
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if (_yaw > 360)
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_yaw -= 360;
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if (Mathf.Abs(targetPitch - _pitch) < Speed * Time.deltaTime)
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_pitch = targetPitch;
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else _pitch = _pitch + Mathf.Sign(targetPitch - _pitch) * Speed * Time.deltaTime;
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transform.localRotation = Quaternion.Euler(_pitch, _yaw, 0);
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}
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}
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}
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