修改水

Assets/Obi/Scripts/Common/Rendering/ShadowmapExposer.cs

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+using System;
+using UnityEngine;
+using UnityEngine.Rendering;
+
+namespace Obi{
+public class ShadowmapExposer : MonoBehaviour
+{
+	Light unityLight;
+	CommandBuffer afterShadow = null;
+	public ObiParticleRenderer[] particleRenderers;
+ 
+	public void Awake(){
+      unityLight = GetComponent<Light>();
+	}
+
+	public void OnEnable(){
+		Cleanup();
+
+		afterShadow = new CommandBuffer();
+		afterShadow.name = "FluidShadows";
+		unityLight.AddCommandBuffer (LightEvent.AfterShadowMapPass, afterShadow);
+	}
+	
+	public void OnDisable(){
+		Cleanup();
+	}
+
+	private void Cleanup(){
+
+		if (afterShadow != null){
+			unityLight.RemoveCommandBuffer (LightEvent.AfterShadowMapPass,afterShadow);
+			afterShadow = null;
+		}
+	}
+
+
+	public void SetupFluidShadowsCommandBuffer()
+	{
+		afterShadow.Clear();
+		
+		if (particleRenderers == null)
+		return;
+
+		foreach(ObiParticleRenderer renderer in particleRenderers){
+			if (renderer != null){
+				foreach(Mesh mesh in renderer.ParticleMeshes)
+					afterShadow.DrawMesh(mesh,Matrix4x4.identity,renderer.ParticleMaterial,0,1);
+			}
+		}
+
+		afterShadow.SetGlobalTexture ("_MyShadowMap", new RenderTargetIdentifier(BuiltinRenderTextureType.CurrentActive));
+	}
+
+    // Use this for initialization
+	void Update()
+	{
+		bool act = gameObject.activeInHierarchy && enabled;
+		if (!act || particleRenderers == null || particleRenderers.Length == 0)
+		{
+			Cleanup();
+			return;
+		}
+
+		if (afterShadow != null)
+		{
+			SetupFluidShadowsCommandBuffer();
+		}	
+	}
+}
+}