104 lines
3.3 KiB
C#
104 lines
3.3 KiB
C#
using System.Collections;
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using Sirenix.OdinInspector;
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using UnityEngine;
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namespace BlueWater
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{
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public class FadeableObject : MonoBehaviour
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{
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[field: SerializeField]
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public bool IsFadeable { get; private set; }
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[SerializeField, ShowIf("@IsFadeable")]
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private Material _transparentMaterial;
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[SerializeField, Range(0f, 1f), ShowIf("@IsFadeable")]
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private float _transparency;
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[SerializeField, Range(0f, 2f), ShowIf("@IsFadeable")]
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private float _fadeDuration = 0.5f;
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private Renderer _currentRenderer;
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private Material _originalMaterial;
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private Material _newMaterial;
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private Coroutine _currentCoroutine;
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private bool _isTransparent;
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private void Start()
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{
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if (!IsFadeable) return;
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_currentRenderer = GetComponentInChildren<Renderer>();
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_originalMaterial = _currentRenderer.material;
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_newMaterial = new Material(_transparentMaterial);
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}
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public void SetTransparent()
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{
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if (_isTransparent) return;
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if (_currentCoroutine != null)
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{
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StopCoroutine(_currentCoroutine);
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}
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_currentCoroutine = StartCoroutine(FadeToTransparent());
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}
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public void RestoreOriginal()
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{
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if (!_isTransparent) return;
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if (_currentCoroutine != null)
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{
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StopCoroutine(_currentCoroutine);
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}
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_currentCoroutine = StartCoroutine(RestoreMaterial());
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}
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private IEnumerator FadeToTransparent()
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{
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_isTransparent = true;
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_currentRenderer.material = _newMaterial;
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var startAlpha = _currentRenderer.material.color.a;
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var duration = _fadeDuration * Mathf.Abs(startAlpha - _transparency);
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var elapsedTime = 0f;
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while (elapsedTime < duration)
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{
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var alpha = Mathf.Lerp(startAlpha, _transparency, elapsedTime / duration);
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var color = _currentRenderer.material.color;
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color.a = alpha;
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_currentRenderer.material.color = color;
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elapsedTime += Time.deltaTime;
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yield return null;
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}
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var finalColor = _currentRenderer.material.color;
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finalColor.a = _transparency;
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_currentRenderer.material.color = finalColor;
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}
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private IEnumerator RestoreMaterial()
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{
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_isTransparent = false;
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var startAlpha = _currentRenderer.material.color.a;
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var targetAlpha = _originalMaterial.color.a;
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var duration = _fadeDuration * Mathf.Abs(startAlpha - targetAlpha);
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var elapsedTime = 0f;
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while (elapsedTime < duration)
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{
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var alpha = Mathf.Lerp(startAlpha, targetAlpha, elapsedTime / duration);
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var color = _currentRenderer.material.color;
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color.a = alpha;
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_currentRenderer.material.color = color;
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elapsedTime += Time.deltaTime;
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yield return null;
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}
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_currentRenderer.material = _originalMaterial;
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}
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}
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} |