重新导入obi

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

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+using UnityEngine;
+using Unity.Profiling;
+using System;
+using System.Threading;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Obi
+{
+    [AddComponentMenu("Physics/Obi/Obi Particle Renderer", 1000)]
+    [ExecuteInEditMode]
+    [RequireComponent(typeof(ObiActor))]
+    public class ObiParticleRenderer : MonoBehaviour
+    {
+        static ProfilerMarker m_DrawParticlesPerfMarker = new ProfilerMarker("DrawParticles");
+
+        public bool render = true;
+        public Shader shader;
+        public Color particleColor = Color.white;
+        public float radiusScale = 1;
+        private ParticleImpostorRendering m_Impostors;
+
+        public IEnumerable<Mesh> ParticleMeshes
+        {
+            get { return impostors.Meshes; }
+        }
+
+        public ParticleImpostorRendering impostors
+        {
+            get {
+                if (m_Impostors == null)
+                    m_Impostors = new ParticleImpostorRendering();
+                return m_Impostors;
+            }
+        }
+
+        public Material ParticleMaterial { get; private set; }
+
+        public void OnEnable()
+        {
+            GetComponent<ObiActor>().OnInterpolate += DrawParticles;
+        }
+
+        public void OnDisable()
+        {
+            GetComponent<ObiActor>().OnInterpolate -= DrawParticles;
+
+            if (m_Impostors != null)
+                m_Impostors.ClearMeshes();
+
+            DestroyImmediate(ParticleMaterial);
+        }
+
+        void CreateMaterialIfNeeded()
+        {
+
+            if (shader != null)
+            {
+                if (!shader.isSupported)
+                    Debug.LogWarning("Particle rendering shader not suported.");
+
+                if (ParticleMaterial == null || ParticleMaterial.shader != shader)
+                {
+                    DestroyImmediate(ParticleMaterial);
+                    ParticleMaterial = new Material(shader);
+                    ParticleMaterial.hideFlags = HideFlags.HideAndDontSave;
+                }
+            }
+        }
+
+        void DrawParticles(ObiActor actor)
+        {
+            using (m_DrawParticlesPerfMarker.Auto())
+            {
+                if (!isActiveAndEnabled || !actor.isActiveAndEnabled || actor.solver == null)
+                {
+                    impostors.ClearMeshes();
+                    return;
+                }
+
+                CreateMaterialIfNeeded();
+
+                impostors.UpdateMeshes(actor);
+
+                DrawParticles();
+            }
+        }
+
+        private void DrawParticles()
+        {
+            if (ParticleMaterial != null)
+            {
+
+                ParticleMaterial.SetFloat("_RadiusScale", radiusScale);
+                ParticleMaterial.SetColor("_Color", particleColor);
+
+                // Send the meshes to be drawn:
+                if (render)
+                {
+                    var meshes = ParticleMeshes;
+                    foreach (Mesh mesh in meshes)
+                        Graphics.DrawMesh(mesh, Matrix4x4.identity, ParticleMaterial, gameObject.layer);
+                }
+            }
+
+        }
+
+    }
+}
+