2025-07-21 05:42:20 -04:00
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// using ConfigSystem.MConfig;
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// using Sirenix.OdinInspector;
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using UnityEngine;
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using UnityEngine.Rendering;
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using UnityEngine.Rendering.Universal;
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using System.Collections.Generic;
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namespace MhRender.RendererFeatures
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{
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public class NBPostProcess : ScriptableRendererFeature
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{
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private NBPostProcessRenderPass _renderPass;
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private DisturbanceMaskRenderPass _disturbanceMaskRenderPass;
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private ScreenColorRenderPass _screenColorRenderPass;
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public static Material NBPostProcessMaterial;
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//public MaskFormat maskFormat = MaskFormat.RG32;
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public Downsampling downSampling = Downsampling.None;
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public LayerMask disturbanceLayerMask=1 << 25;
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private Material _disturbanceDownSampleMat;
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private Material _screenColorDownSampleMat;
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private float _screenHeight;
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private ProfilingSampler _profilingSampler;
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// private PostProcessingManager manager;-+
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static Mesh s_FullscreenTriangle;
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/// <summary>
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/// A fullscreen triangle mesh.抄自Unity的后处理包,拿到一个全屏的Triangle。
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/// </summary>
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static Mesh fullscreenTriangle;
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// {
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// get
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// {
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// if (s_FullscreenTriangle != null)
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// return s_FullscreenTriangle;
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//
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// s_FullscreenTriangle = new Mesh
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// {
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// name = "Fullscreen Triangle"
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// };
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//
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// // Because we have to support older platforms (GLES2/3, DX9 etc) we can't do all of
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// // this directly in the vertex shader using vertex ids :(
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// s_FullscreenTriangle.SetVertices(new List<Vector3>
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// {
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// new Vector3 (-1f, -1f, 0f),
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// new Vector3 (-1f, 3f, 0f),
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// new Vector3 (3f, -1f, 0f)
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// // new Vector3 (3f, -1f, 0f),
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// // new Vector3 (-1f, 3f, 0f),
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// // new Vector3 (-1f, -1f, 0f)
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// });
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// s_FullscreenTriangle.SetIndices(new[]
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// {
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// 0,
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// 1,
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// 2
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// }, MeshTopology.Triangles, 0, false);
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// s_FullscreenTriangle.UploadMeshData(false);
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//
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// meshTest = s_FullscreenTriangle;
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// return s_FullscreenTriangle;
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// }
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// }
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private bool canFind = false;
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public override void Create()
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{
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if (Shader.Find("XuanXuan/ColorBlit") == null ||
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Shader.Find("XuanXuan/Postprocess/NBPostProcessUber") == null)
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{
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canFind = false;
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return;
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}
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else
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{
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canFind = true;
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}
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#if UNIVERSAL_RP_13_1_2_OR_NEWER
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_screenColorDownSampleMat = CoreUtils.CreateEngineMaterial(Shader.Find("XuanXuan/ColorBlit"));
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#else
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_screenColorDownSampleMat = CoreUtils.CreateEngineMaterial(Shader.Find("XuanXuan/ColorBufferBlit"));
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#endif
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_screenColorRenderPass = new ScreenColorRenderPass(_screenColorDownSampleMat, downSampling);
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_screenColorRenderPass.renderPassEvent = RenderPassEvent.AfterRenderingTransparents;
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_profilingSampler = new ProfilingSampler("DisturbanceRender");
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_disturbanceDownSampleMat = CoreUtils.CreateEngineMaterial(Shader.Find("XuanXuan/ColorBlit"));
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_disturbanceMaskRenderPass = new DisturbanceMaskRenderPass(_profilingSampler,_disturbanceDownSampleMat,downSampling,disturbanceLayerMask);
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_disturbanceMaskRenderPass.renderPassEvent = RenderPassEvent.AfterRenderingTransparents;
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#if !UNIVERSAL_RP_13_1_2_OR_NEWER
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_profilingSampler = new ProfilingSampler("DisturbanceDownRTBlit");
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#endif
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if (fullscreenTriangle == null)
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{
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/*UNITY_NEAR_CLIP_VALUE*/
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float nearClipZ = -1;
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if (SystemInfo.usesReversedZBuffer)
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nearClipZ = 1;
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fullscreenTriangle = new Mesh();
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fullscreenTriangle.vertices = GetFullScreenTriangleVertexPosition(nearClipZ);
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fullscreenTriangle.uv = GetFullScreenTriangleTexCoord();
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fullscreenTriangle.triangles = new int[3] { 0, 1, 2 };
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}
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// Shader shader = Shader.Find("XuanXuan/Postprocess/NBPostProcessUber");
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NBPostProcessMaterial = CoreUtils.CreateEngineMaterial(Shader.Find("XuanXuan/Postprocess/NBPostProcessUber"));
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2025-08-11 14:04:06 -04:00
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NBPostProcessingManager.InitMat();
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2025-07-21 05:42:20 -04:00
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// if (Application.isPlaying)
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// {
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// manager = PostProcessingManager.Instance;
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// }
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_renderPass = new NBPostProcessRenderPass(NBPostProcessMaterial,fullscreenTriangle);
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_renderPass.renderPassEvent = RenderPassEvent.AfterRenderingTransparents;
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}
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#if UNIVERSAL_RP_13_1_2_OR_NEWER
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public override void SetupRenderPasses(ScriptableRenderer renderer, in RenderingData renderingData)
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{
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if ((renderingData.cameraData.cameraType == CameraType.Game ||
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renderingData.cameraData.cameraType == CameraType.SceneView) && canFind)
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{
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//_disturbanceMaskRenderPass.SetUp(renderer.cameraDepthTargetHandle);
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//if (renderingData.cameraData.cameraType == CameraType.Game)
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//{
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// _screenHeight = renderer.cameraDepthTargetHandle.rt.descriptor.height;
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//}
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_disturbanceMaskRenderPass.ConfigureInput(ScriptableRenderPassInput.Color);
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_disturbanceMaskRenderPass.SetUp(renderer.cameraColorTargetHandle);
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_screenColorRenderPass.ConfigureInput(ScriptableRenderPassInput.Color);
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_screenColorRenderPass.SetUp(renderer.cameraColorTargetHandle);
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}
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}
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#endif
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public override void AddRenderPasses(ScriptableRenderer renderer, ref RenderingData renderingData)
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{
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if ((renderingData.cameraData.cameraType == CameraType.Game ||
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renderingData.cameraData.cameraType == CameraType.SceneView) && canFind)
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{
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#if !UNIVERSAL_RP_13_1_2_OR_NEWER
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// _disturbanceMaskRenderPass.ConfigureInput(ScriptableRenderPassInput.Color);
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// _disturbanceMaskRenderPass.SetUp(renderer.cameraColorTargetHandle);
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_screenColorRenderPass.ConfigureInput(ScriptableRenderPassInput.Color);
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_screenColorRenderPass.SetUp(renderer);
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#endif
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renderer.EnqueuePass(_screenColorRenderPass);
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renderer.EnqueuePass(_disturbanceMaskRenderPass);
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renderer.EnqueuePass(_renderPass);
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}
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}
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// Should match Common.hlsl
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static Vector3[] GetFullScreenTriangleVertexPosition(float z /*= UNITY_NEAR_CLIP_VALUE*/)
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{
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var r = new Vector3[3];
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for (int i = 0; i < 3; i++)
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{
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Vector2 uv = new Vector2((i << 1) & 2, i & 2);
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r[i] = new Vector3(uv.x * 2.0f - 1.0f, uv.y * 2.0f - 1.0f, z);
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}
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return r;
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}
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// Should match Common.hlsl
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static Vector2[] GetFullScreenTriangleTexCoord()
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{
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var r = new Vector2[3];
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for (int i = 0; i < 3; i++)
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{
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if (SystemInfo.graphicsUVStartsAtTop)
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r[i] = new Vector2((i << 1) & 2, 1.0f - (i & 2));
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else
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r[i] = new Vector2((i << 1) & 2, i & 2);
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}
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return r;
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}
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protected override void Dispose(bool disposing)
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{
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CoreUtils.Destroy(_disturbanceDownSampleMat);
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//CoreUtils.Destroy(NBPostProcessMaterial);
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_disturbanceMaskRenderPass?.Dispose();
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CoreUtils.Destroy(_screenColorDownSampleMat);
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_screenColorRenderPass?.Dispose();
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}
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}
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public class DisturbanceMaskRenderPass : ScriptableRenderPass
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{
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private ProfilingSampler _profilingSampler;
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#if UNIVERSAL_RP_13_1_2_OR_NEWER
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private RTHandle _DisturbanceMaskRTHandle;
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private RTHandle _cameraDepthRTHandle;
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private RTHandle _DownRT;
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#else
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private static readonly int _DisturbanceMaskRTID = Shader.PropertyToID("_DisturbanceMaskRT");
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private static readonly int _DownRTID = Shader.PropertyToID("_DisturbanceMaskTex");
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private RenderTargetIdentifier _DisturbanceMaskRTHandle = new RenderTargetIdentifier (_DisturbanceMaskRTID);
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private RenderTargetIdentifier _cameraDepthRTHandle;
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private RenderTargetIdentifier _DownRT = new RenderTargetIdentifier (_DownRTID);
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#endif
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private Material tempMat;
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private readonly Downsampling _downSampling;
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//private readonly MaskFormat _maskFormat;
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private Material _renderMaskMat ;
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public LayerMask _DisturbanceMaskLayer = 1 << 25;
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private FilteringSettings _Filtering;
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private static readonly int CameraTexture = Shader.PropertyToID("_CameraTexture");
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private static readonly int SampleOffset = Shader.PropertyToID("_SampleOffset");
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private readonly List<ShaderTagId> _shaderTag = new List<ShaderTagId>()
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{
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new ShaderTagId("UniversalForward"),
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new ShaderTagId("SRPDefaultUnlit"),
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new ShaderTagId("UniversalForwardOnly")
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};
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public DisturbanceMaskRenderPass(ProfilingSampler profilingSampler,Material DisturbanceMaskMat, Downsampling downSampling,LayerMask disturbanceMaskLayer)
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{
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_profilingSampler = profilingSampler;
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_renderMaskMat = DisturbanceMaskMat;
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_downSampling = downSampling;
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_DisturbanceMaskLayer = disturbanceMaskLayer;
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}
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#if UNIVERSAL_RP_13_1_2_OR_NEWER
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public void SetUp ( RTHandle cameraRTHandle )
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{
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RenderTextureDescriptor descrip = cameraRTHandle.rt.descriptor;
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descrip.colorFormat = RenderTextureFormat.RG32;
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descrip.depthBufferBits = 0;
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RenderingUtils.ReAllocateIfNeeded(ref _DisturbanceMaskRTHandle, descrip, name: "DisturbanceMaskRT");
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switch (_downSampling)
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{
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case Downsampling._2xBilinear:
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descrip.width /= 2;
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descrip.height /= 2;
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break;
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case Downsampling._4xBilinear:
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descrip.width /= 4;
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descrip.height /= 4;
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break;
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case Downsampling._4xBox:
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descrip.width /= 4;
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descrip.height /= 4;
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break;
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}
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RenderingUtils.ReAllocateIfNeeded(ref _DownRT, descrip, name:"MaskDownCopyRT");
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}
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#else
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//在AddPass之前触发
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public void SetUpDisturbanceMask(RenderTextureDescriptor descrip ,CommandBuffer cmd)
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{
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descrip.colorFormat = RenderTextureFormat.RG32;
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descrip.depthBufferBits = 0;
|
|
|
|
|
|
cmd.GetTemporaryRT(_DisturbanceMaskRTID, descrip,FilterMode.Bilinear);
|
|
|
|
|
|
|
|
|
|
|
|
switch (_downSampling)
|
|
|
|
|
|
{
|
|
|
|
|
|
case Downsampling._2xBilinear:
|
|
|
|
|
|
descrip.width /= 2;
|
|
|
|
|
|
descrip.height /= 2;
|
|
|
|
|
|
break;
|
|
|
|
|
|
case Downsampling._4xBilinear:
|
|
|
|
|
|
descrip.width /= 4;
|
|
|
|
|
|
descrip.height /= 4;
|
|
|
|
|
|
break;
|
|
|
|
|
|
case Downsampling._4xBox:
|
|
|
|
|
|
descrip.width /= 4;
|
|
|
|
|
|
descrip.height /= 4;
|
|
|
|
|
|
break;
|
|
|
|
|
|
}
|
|
|
|
|
|
cmd.GetTemporaryRT(_DownRTID, descrip,FilterMode.Bilinear);
|
|
|
|
|
|
}
|
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
|
|
public override void OnCameraSetup(CommandBuffer cmd, ref RenderingData renderingData)
|
|
|
|
|
|
{
|
|
|
|
|
|
_Filtering = new FilteringSettings(RenderQueueRange.all, _DisturbanceMaskLayer);
|
|
|
|
|
|
#if UNIVERSAL_RP_13_1_2_OR_NEWER
|
|
|
|
|
|
_cameraDepthRTHandle = renderingData.cameraData.renderer.cameraDepthTargetHandle;
|
|
|
|
|
|
#else
|
|
|
|
|
|
_cameraDepthRTHandle = renderingData.cameraData.renderer.cameraDepthTarget;
|
|
|
|
|
|
SetUpDisturbanceMask(renderingData.cameraData.cameraTargetDescriptor,cmd);
|
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
private readonly Color _clearDisturbanceMaskColor = new Color(0.5f, 0.5f, 0f, 1f);
|
|
|
|
|
|
|
|
|
|
|
|
public override void Configure(CommandBuffer cmd, RenderTextureDescriptor cameraTextureDescriptor)
|
|
|
|
|
|
{
|
|
|
|
|
|
#if UNIVERSAL_RP_13_1_2_OR_NEWER
|
|
|
|
|
|
ConfigureTarget(_DisturbanceMaskRTHandle, _cameraDepthRTHandle);
|
|
|
|
|
|
#else
|
|
|
|
|
|
ConfigureTarget(_DisturbanceMaskRTID, _cameraDepthRTHandle);
|
|
|
|
|
|
|
|
|
|
|
|
#endif
|
|
|
|
|
|
//将RT清空
|
|
|
|
|
|
ConfigureClear(ClearFlag.Color, _clearDisturbanceMaskColor);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
|
|
|
|
|
|
{
|
|
|
|
|
|
|
|
|
|
|
|
if (!(renderingData.cameraData.cameraType == CameraType.Game || renderingData.cameraData.cameraType == CameraType.SceneView))
|
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
|
|
if (!_renderMaskMat)
|
|
|
|
|
|
{
|
|
|
|
|
|
return;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
var DisturbanceDraw = CreateDrawingSettings(_shaderTag, ref renderingData, renderingData.cameraData.defaultOpaqueSortFlags);
|
|
|
|
|
|
|
|
|
|
|
|
CommandBuffer cmd = CommandBufferPool.Get();
|
|
|
|
|
|
using (new ProfilingScope(cmd, _profilingSampler))
|
|
|
|
|
|
{
|
|
|
|
|
|
context.DrawRenderers(renderingData.cullResults, ref DisturbanceDraw, ref _Filtering);
|
|
|
|
|
|
|
|
|
|
|
|
#if UNIVERSAL_RP_13_1_2_OR_NEWER
|
|
|
|
|
|
_renderMaskMat.SetTexture(CameraTexture, _DisturbanceMaskRTHandle);
|
|
|
|
|
|
switch (_downSampling)
|
|
|
|
|
|
{
|
|
|
|
|
|
case Downsampling._2xBilinear:
|
|
|
|
|
|
Blitter.BlitTexture(cmd, _DisturbanceMaskRTHandle, _DownRT, _renderMaskMat, 0);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case Downsampling._4xBilinear:
|
|
|
|
|
|
Blitter.BlitTexture(cmd, _DisturbanceMaskRTHandle, _DownRT, _renderMaskMat, 0);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case Downsampling._4xBox:
|
|
|
|
|
|
_renderMaskMat.SetFloat(SampleOffset, 2);
|
|
|
|
|
|
Blitter.BlitTexture(cmd, _DisturbanceMaskRTHandle, _DownRT, _renderMaskMat, 1);
|
|
|
|
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
|
|
Blitter.BlitTexture(cmd, _DisturbanceMaskRTHandle, _DownRT, _renderMaskMat, 0);
|
|
|
|
|
|
break;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#else
|
|
|
|
|
|
|
|
|
|
|
|
// cmd.SetGlobalTexture(_DisturbanceMaskRTID, _DisturbanceMaskRTHandle);
|
|
|
|
|
|
//Bug:在非播放状态时，_DisturbanceMaskRTID在这里会经常丢失。造成画面闪烁。但是，只要有一个DistortObject在Scene中，并LockInspector，就不会闪烁，非常奇怪。
|
|
|
|
|
|
cmd.SetGlobalTexture(CameraTexture, _DisturbanceMaskRTHandle);
|
|
|
|
|
|
// _renderMaskMat.SetTexture(CameraTexture, Shader.GetGlobalTexture(_DisturbanceMaskRTID));
|
|
|
|
|
|
cmd.SetRenderTarget(_DownRT);
|
|
|
|
|
|
switch (_downSampling)
|
|
|
|
|
|
{
|
|
|
|
|
|
case Downsampling._2xBilinear:
|
|
|
|
|
|
// Blitter.BlitTexture(cmd, _DisturbanceMaskRTHandle, _DownRT, _renderMaskMat, 0);
|
|
|
|
|
|
// cmd.Blit(_DisturbanceMaskRTHandle, _DownRT, _renderMaskMat, 0);
|
|
|
|
|
|
// cmd.DrawMesh(RenderingUtils.fullscreenMesh, Matrix4x4.identity, _renderMaskMat, 0, 2);
|
|
|
|
|
|
Blit(cmd, _DisturbanceMaskRTHandle,_DownRT,_renderMaskMat,0);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case Downsampling._4xBilinear:
|
|
|
|
|
|
// Blitter.BlitTexture(cmd, _DisturbanceMaskRTHandle, _DownRT, _renderMaskMat, 0);
|
|
|
|
|
|
// cmd.Blit(_DisturbanceMaskRTHandle, _DownRT, _renderMaskMat, 0);
|
|
|
|
|
|
// cmd.DrawMesh(RenderingUtils.fullscreenMesh, Matrix4x4.identity, _renderMaskMat, 0, 2);
|
|
|
|
|
|
Blit(cmd, _DisturbanceMaskRTHandle,_DownRT,_renderMaskMat,0);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case Downsampling._4xBox:
|
|
|
|
|
|
_renderMaskMat.SetFloat(SampleOffset, 2);
|
|
|
|
|
|
// Blitter.BlitTexture(cmd, _DisturbanceMaskRTHandle, _DownRT, _renderMaskMat, 1);
|
|
|
|
|
|
// cmd.Blit(_DisturbanceMaskRTHandle, _DownRT, _renderMaskMat, 1);
|
|
|
|
|
|
// cmd.DrawMesh(RenderingUtils.fullscreenMesh, Matrix4x4.identity, _renderMaskMat, 0, 3);
|
|
|
|
|
|
Blit(cmd, _DisturbanceMaskRTHandle,_DownRT,_renderMaskMat,1);
|
|
|
|
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
|
|
// Blitter.BlitTexture(cmd, _DisturbanceMaskRTHandle, _DownRT, _renderMaskMat, 0);
|
|
|
|
|
|
// cmd.Blit(_DisturbanceMaskRTHandle, _DownRT, _renderMaskMat, 0);
|
|
|
|
|
|
// cmd.DrawMesh(RenderingUtils.fullscreenMesh, Matrix4x4.identity, _renderMaskMat, 0, 2);
|
|
|
|
|
|
Blit(cmd, _DisturbanceMaskRTHandle,_DownRT,_renderMaskMat,0);
|
|
|
|
|
|
break;
|
|
|
|
|
|
}
|
|
|
|
|
|
#endif
|
|
|
|
|
|
cmd.SetGlobalTexture("_DisturbanceMaskTex", _DownRT);
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
context.ExecuteCommandBuffer(cmd);
|
|
|
|
|
|
CommandBufferPool.Release(cmd);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
#if !UNIVERSAL_RP_13_1_2_OR_NEWER
|
|
|
|
|
|
// Cleanup any allocated resources that were created during the execution of this render pass.
|
|
|
|
|
|
public override void OnCameraCleanup(CommandBuffer cmd)
|
|
|
|
|
|
{
|
|
|
|
|
|
cmd.ReleaseTemporaryRT(_DisturbanceMaskRTID);
|
|
|
|
|
|
cmd.ReleaseTemporaryRT(_DownRTID);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
//JustForSimple
|
|
|
|
|
|
public void Dispose()
|
|
|
|
|
|
{
|
|
|
|
|
|
}
|
|
|
|
|
|
#else
|
|
|
|
|
|
|
|
|
|
|
|
public void Dispose()
|
|
|
|
|
|
{
|
|
|
|
|
|
_DisturbanceMaskRTHandle?.Release();
|
|
|
|
|
|
_DownRT?.Release();
|
|
|
|
|
|
}
|
|
|
|
|
|
#endif
|
|
|
|
|
|
}
|
|
|
|
|
|
public class NBPostProcessRenderPass : ScriptableRenderPass
|
|
|
|
|
|
{
|
|
|
|
|
|
private ProfilingSampler _profilingSampler;
|
|
|
|
|
|
public static Material _material;
|
|
|
|
|
|
public Mesh _fullScreenMesh;
|
|
|
|
|
|
|
2025-08-11 14:04:06 -04:00
|
|
|
|
public NBPostProcessFlags _shaderFlag => NBPostProcessingManager.flags;
|
2025-07-21 05:42:20 -04:00
|
|
|
|
|
|
|
|
|
|
private Vector4 _lastOutlineProps;
|
|
|
|
|
|
public Vector4 outLinePorps = Vector4.one;
|
|
|
|
|
|
|
|
|
|
|
|
public override void Execute(ScriptableRenderContext context, ref RenderingData renderingData)
|
|
|
|
|
|
{
|
|
|
|
|
|
if (!(renderingData.cameraData.cameraType == CameraType.Game || renderingData.cameraData.cameraType == CameraType.SceneView))
|
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
|
|
// if(!_shaderFlag.CheckFlagBits(NBPostProcessFlags.FLAG_BIT_NB_POSTPROCESS_ON))return;//Disturbance需要执行
|
|
|
|
|
|
|
|
|
|
|
|
//ConfigureTarget()
|
|
|
|
|
|
CommandBuffer cmdBuffer = CommandBufferPool.Get();
|
|
|
|
|
|
cmdBuffer.Clear();
|
|
|
|
|
|
// cmdBuffer.name = "NBPostProcess";
|
|
|
|
|
|
|
|
|
|
|
|
using (new ProfilingScope(cmdBuffer,_profilingSampler))
|
|
|
|
|
|
{
|
|
|
|
|
|
Camera camera = renderingData.cameraData.camera;
|
|
|
|
|
|
cmdBuffer.SetViewProjectionMatrices(Matrix4x4.identity, Matrix4x4.identity);
|
|
|
|
|
|
|
|
|
|
|
|
if(_material == null) return;
|
|
|
|
|
|
cmdBuffer.DrawMesh(RenderingUtils.fullscreenMesh, Matrix4x4.identity, _material, 0, 0);
|
|
|
|
|
|
|
|
|
|
|
|
cmdBuffer.SetViewProjectionMatrices(camera.worldToCameraMatrix, camera.projectionMatrix);
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
context.ExecuteCommandBuffer(cmdBuffer);
|
|
|
|
|
|
CommandBufferPool.Release(cmdBuffer);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
public NBPostProcessRenderPass(Material mat,Mesh mesh)
|
|
|
|
|
|
{
|
|
|
|
|
|
_material = mat;
|
|
|
|
|
|
_fullScreenMesh = mesh;
|
|
|
|
|
|
_profilingSampler ??= new ProfilingSampler("NBPostProcess");
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
