BITFALL/Assets/Artists/Scripts/Equip/EquipSway.cs

using System;
using System.Collections;
using System.Collections.Generic;
using BITFALL.Player.Equip;
using BITKit;
using BITKit.Entities;
using Unity.Mathematics;
using UnityEngine;
using UnityEngine.InputSystem;
using Random = UnityEngine.Random;

namespace BITFALL.Player.Movement
{
	public class EquipSway : EntityBehavior
	{
		[SerializeField] private float rotDelta;
		[SerializeField] private float rotValue;
		[SerializeField] private float posDelta;
		[SerializeField] private float posValue;
		[SerializeField] private LocationAdditive locationAdditive;
		private Quaternion currentRotation;
		private Vector3 currentPosition;
		private IEntityMovement _movement;
		private IEquipService _equipService;

		[Inject] private IHealth _health;
		public override void OnAwake()
		{
			_movement = UnityEntity.Get<IEntityMovement>();
			_equipService = UnityEntity.Get<IEquipService>();
		}

		public override void OnLateUpdate(float deltaTime)
		{
			deltaTime = Mathf.Clamp(deltaTime, 0, 0.32f);
			var velocity = _movement.LocomotionBasedVelocity;
			var angularVelocity = _movement.AngularVelocity;

			if (_equipService.Zoom.Allow)
			{
				velocity = default;
					angularVelocity = default;
			}

			//Debug.Log(MathV.TransientRotationAxis(_movement.ViewRotation.eulerAngles) );

			currentPosition = Vector3.Lerp(currentPosition, velocity * posValue, posDelta * deltaTime);
			currentRotation = Quaternion.Slerp(currentRotation, Quaternion.Euler((angularVelocity -
					new Vector3()
					{
						x =
							_equipService.Zoom.Allow ? 0 :
							MathV.TransientRotationAxis(_movement.ViewRotation.eulerAngles).x * 0.05f
					} * rotValue
				)
			), rotDelta * deltaTime);

			currentPosition += new Vector3(
				angularVelocity.y,
				angularVelocity.x,
				angularVelocity.z
			) * (posValue * deltaTime * 8);

			if (_health.HealthPoint <= 50)
			{
				var t = math.sin(Time.time*5) * 0.001f;
				currentPosition += (Vector3)Random.insideUnitCircle * t ;
			}

			locationAdditive.AddEuler(currentRotation.eulerAngles);
			locationAdditive.AddPosition(currentPosition);
		}
	}

}