60 lines
2.1 KiB
C#
60 lines
2.1 KiB
C#
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/// ---------------------------------------------
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/// Ultimate Character Controller
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/// Copyright (c) Opsive. All Rights Reserved.
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/// https://www.opsive.com
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/// ---------------------------------------------
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namespace Opsive.UltimateCharacterController.Traits
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{
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using UnityEngine;
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/// <summary>
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/// Sets the ConstantForce component to the specified gravity direction.
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/// </summary>
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[RequireComponent(typeof(ConstantForce))]
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public class DirectionalConstantForce : MonoBehaviour
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{
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[Tooltip("The normalized direction of the constant force.")]
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[SerializeField] protected Vector3 m_Direction = new Vector3(0, -1, 0);
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[Tooltip("The magnitude of the starting constant force.")]
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[SerializeField] protected float m_StartMagnitude = 1;
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[Tooltip("The amount of magnitude to add each frame.")]
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[SerializeField] protected float m_FrameMagnitudeAddition = 0.2f;
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private float m_Magnitude;
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public Vector3 Direction { get { return m_Direction; } set { m_Direction = value; m_ConstantForce.force = m_Direction * m_StartMagnitude; } }
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public float Magnitude { get { return m_StartMagnitude; } set { m_StartMagnitude = value; m_ConstantForce.force = m_Direction * m_StartMagnitude; } }
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private ConstantForce m_ConstantForce;
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/// <summary>
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/// Initialize the default values.
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/// </summary>
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private void Awake()
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{
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m_ConstantForce = GetComponent<ConstantForce>();
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}
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/// <summary>
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/// Reset the magnitude.
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/// </summary>
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private void OnEnable()
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{
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m_Magnitude = m_StartMagnitude;
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// The component doesn't need to update if there is no per frame force.
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if (m_FrameMagnitudeAddition == 0) {
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enabled = false;
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}
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}
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/// <summary>
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/// Add the per frame magnitude to the constant force.
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/// </summary>
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private void Update()
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{
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m_ConstantForce.force = m_Direction * m_Magnitude;
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m_Magnitude += m_FrameMagnitudeAddition;
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}
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}
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}
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