75 lines
2.1 KiB
C#
75 lines
2.1 KiB
C#
using UnityEngine;
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using UnityEngine.InputSystem;
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namespace Arena.Characters
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{
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[ExecuteAlways]
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public class PlayerCamera : MonoBehaviour
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{
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[System.Serializable]
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public class Settings
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{
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[Tooltip("x: horizontal distance from the player, y: height above the player, in meters.")]
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public Vector2 Offset = new Vector2(7f, 8f);
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[Tooltip("Rotation of the offset around the player, in degrees.")]
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public float Angle = 0f;
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[Tooltip("Time to catch up with the player, in seconds. 0: no smoothing.")]
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[Range(0f, 1f)] public float Smooth = 0.2f;
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}
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[System.Serializable]
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private struct References
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{
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public Player Player;
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}
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#region FIELDS
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[SerializeField] private Settings _settings;
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[SerializeField] private References _references;
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private Vector3 _velocity;
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#endregion
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void Update()
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{
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if (!GetPlayer())
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return;
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Vector3 targetPos = GetTargetPosition();
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if (!Application.isPlaying || _settings.Smooth == 0)
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{
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transform.position = targetPos;
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}
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else
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{
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transform.position = Vector3.SmoothDamp(transform.position, targetPos, ref _velocity, _settings.Smooth);
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}
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}
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private bool GetPlayer()
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{
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if (_references.Player)
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return true;
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// In edit mode, Player.Awake has not run, so the singleton is empty
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else if (Player.Instance)
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_references.Player = Player.Instance;
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else
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_references.Player = FindFirstObjectByType<Player>();
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return _references.Player != null;
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}
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private Vector3 GetTargetPosition()
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{
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Quaternion rotation = Quaternion.Euler(0, _settings.Angle, 0);
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Vector3 offset = rotation * new Vector3(0, _settings.Offset.y, -_settings.Offset.x);
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return _references.Player.transform.position + offset;
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}
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}
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} |