76 lines
2.7 KiB
C#
76 lines
2.7 KiB
C#
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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namespace NeoFPS
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{
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[HelpURL("https://docs.neofps.com/manual/utilitiesref-smb-animstateobjectactivator.html")]
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public class AnimStateObjectActivator : StateMachineBehaviour
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{
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[SerializeField, Tooltip("The path to the relevant object in the object heirarchy the animator is attached to.")]
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private string m_ObjectPath = "Object";
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[SerializeField, Tooltip("Should the object be active when the animation state is entered.")]
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private bool m_ActiveOnEnter = true;
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[SerializeField, Tooltip("Should the object be active when the animation state is exited.")]
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private bool m_ActiveOnExit = false;
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[SerializeField, Range (0f, 1f), Tooltip("The normalised offset (0 to 1) from entry of the state for the object state to be changed (0 is the start, 1 is the end).")]
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private float m_StartOffsetNormalised = 0f;
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[SerializeField, Range(0f, 1f), Tooltip("The normalised offset (0 to 1) from the end of the state for the object state to be changed (0 is the end, 1 is the start).")]
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private float m_EndOffsetNormalised = 0f;
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private bool m_Started = false;
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private bool m_Ended = false;
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private GameObject m_Object = null;
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// OnStateEnter is called when a transition starts and the state machine starts to evaluate this state
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override public void OnStateEnter(Animator animator, AnimatorStateInfo stateInfo, int layerIndex)
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{
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m_Started = m_Ended = false;
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if (m_Object == null)
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{
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Transform t = animator.transform.Find (m_ObjectPath);
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if (t == null)
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Debug.LogError ("Object not found by animator behaviour on object. Path: " + m_ObjectPath, animator.gameObject);
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else
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m_Object = t.gameObject;
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}
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if (m_Object != null && m_StartOffsetNormalised == 0f)
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{
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m_Object.SetActive (m_ActiveOnEnter);
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m_Started = true;
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}
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}
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// OnStateUpdate is called on each Update frame between OnStateEnter and OnStateExit callbacks
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override public void OnStateUpdate(Animator animator, AnimatorStateInfo stateInfo, int layerIndex)
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{
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if (m_Object != null)
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{
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if (!m_Started && stateInfo.normalizedTime > m_StartOffsetNormalised)
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{
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m_Object.SetActive (m_ActiveOnEnter);
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m_Started = true;
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}
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if (!m_Ended && m_EndOffsetNormalised != 0f && stateInfo.normalizedTime > (1f - m_EndOffsetNormalised))
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{
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m_Object.SetActive (m_ActiveOnExit);
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m_Ended = true;
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}
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}
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}
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// OnStateExit is called when a transition ends and the state machine finishes evaluating this state
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override public void OnStateExit(Animator animator, AnimatorStateInfo stateInfo, int layerIndex)
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{
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if (m_Object != null && !m_Ended)
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m_Object.SetActive (m_ActiveOnExit);
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}
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}
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}
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