77 lines
2.4 KiB
C#
77 lines
2.4 KiB
C#
using System;
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using UnityEngine;
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namespace Thousandto.Plugins.Common.UniScene
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{
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//摄像机混合脚本
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public class CameraBlendRender : MonoBehaviour
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{
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#region//私有变量
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private float _blendTime = 1f;
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private float _timer = 0f;
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private Action _finishCallBack = null;
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private Shader _shader = null;
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private Material _material = null;
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private Camera _targetCamera = null;
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private RenderTexture _targetTex = null;
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#endregion
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#region//公有函数
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public void PlayBlend(Camera target, float time, Action finishCallBack)
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{
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if(_shader == null)
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{
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_shader = Core.Base.ShaderEx.Find("Ares/Camera/CameraBlendPass");
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}
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if(_material == null)
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{
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_material = new Material(_shader);
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}
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_timer = 0f;
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_blendTime = time;
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if(_targetCamera != null)
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{
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_targetCamera.targetTexture = null;
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}
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if(_targetTex == null)
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{
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_targetTex = RenderTexture.GetTemporary(Screen.width, Screen.height, 24, RenderTextureFormat.ARGB32);
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_targetTex.name = "RenderTexture9";
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_targetTex.antiAliasing = 1;
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}
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_targetCamera = target;
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_targetCamera.targetTexture = _targetTex;
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//渲染一次，防止出现白色
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_targetCamera.Render();
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_finishCallBack = finishCallBack;
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Update();
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}
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#endregion
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#region//脚本函数
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private void Update()
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{
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_timer += Time.deltaTime;
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_material.SetTexture("_TargetText", _targetTex);
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_material.SetFloat("_LerpValue", _timer / _blendTime);
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if (_timer >= _blendTime)
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{
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_finishCallBack();
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}
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//同步摄像机位置，防止重影
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_targetCamera.transform.localPosition = transform.localPosition;
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}
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private void OnRenderImage(RenderTexture source, RenderTexture destination)
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{
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Graphics.Blit(source, destination, _material);
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}
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private void OnDestroy()
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{
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GameObject.DestroyImmediate(_material);
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RenderTexture.ReleaseTemporary(_targetTex);
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_targetCamera.targetTexture = null;
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}
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#endregion
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}
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}
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