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Packages/com.jbooth.microsplat.polaris/Scripts/MicroSplatPolarisMesh.cs

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+//////////////////////////////////////////////////////
+// MicroSplat
+// Copyright (c) Jason Booth
+//////////////////////////////////////////////////////
+
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using JBooth.MicroSplat;
+
+[ExecuteInEditMode]
+[DisallowMultipleComponent]
+public class MicroSplatPolarisMesh : MicroSplatObject
+{
+   public delegate void MaterialSyncAll ();
+   public delegate void MaterialSync (Material m);
+
+   public static event MaterialSyncAll OnMaterialSyncAll;
+   public event MaterialSync OnMaterialSync;
+
+   static List<MicroSplatPolarisMesh> sInstances = new List<MicroSplatPolarisMesh> ();
+
+   public MeshRenderer [] polarisMeshes;
+
+   public Texture2D [] controlTextures;
+   [HideInInspector]
+   public Material meshBlendMat;
+
+   [HideInInspector]
+   public Material meshBlendMatInstance;
+
+   void Awake ()
+   {
+#if UNITY_EDITOR
+      Sync ();
+#endif
+   }
+
+   void OnEnable ()
+   {
+      sInstances.Add (this);
+#if UNITY_EDITOR
+      Sync ();
+#endif
+   }
+
+#if !UNITY_EDITOR
+   void Start()
+   {
+      Sync();
+   }
+#endif
+
+   void OnDisable ()
+   {
+      sInstances.Remove (this);
+      Cleanup ();
+   }
+
+
+
+   void Cleanup ()
+   {
+      if (matInstance != null && matInstance != templateMaterial)
+      {
+         DestroyImmediate (matInstance);
+      }
+   }
+
+
+
+   void SyncMeshBlendMat ()
+   {
+      if (meshBlendMatInstance != null && matInstance != null)
+      {
+         meshBlendMatInstance.CopyPropertiesFromMaterial (matInstance);
+      }
+   }
+
+   Material GetMeshBlendMatInstance ()
+   {
+      if (meshBlendMat != null)
+      {
+         if (meshBlendMatInstance == null)
+         {
+            meshBlendMatInstance = new Material (meshBlendMat);
+            SyncMeshBlendMat ();
+         }
+         if (meshBlendMatInstance.shader != meshBlendMat.shader)
+         {
+            meshBlendMatInstance.shader = meshBlendMat.shader;
+            SyncMeshBlendMat ();
+         }
+      }
+      return meshBlendMatInstance;
+   }
+
+   void ApplyMeshBlendMap ()
+   {
+      if (meshBlendMat != null)
+      {
+         if (meshBlendMatInstance == null)
+         {
+            meshBlendMatInstance = new Material (meshBlendMat);
+         }
+
+         SyncMeshBlendMat ();
+      }
+   }
+
+   public void Sync ()
+   {
+      if (templateMaterial == null)
+         return;
+
+      if (keywordSO == null)
+      {
+         RevisionFromMat ();
+      }
+      if (keywordSO == null)
+         return;
+
+      if (polarisMeshes == null || polarisMeshes.Length == 0)
+         return;
+
+      ApplySharedData (templateMaterial);
+      if (matInstance == null)
+      {
+         matInstance = new Material (templateMaterial);
+      }
+      matInstance.CopyPropertiesFromMaterial (templateMaterial);
+      matInstance.hideFlags = HideFlags.HideAndDontSave;
+      ApplyMaps (matInstance);
+      if (controlTextures != null && controlTextures.Length > 0)
+      {
+         ApplyControlTextures (controlTextures, matInstance);
+      }
+
+
+      for (int i = 0; i < polarisMeshes.Length; ++i)
+      {
+         var rend = polarisMeshes [i];
+         if (rend == null)
+            continue;
+         rend.sharedMaterial = matInstance;
+      }
+
+      if (OnMaterialSync != null)
+      {
+         OnMaterialSync (matInstance);
+      }
+
+      ApplyBlendMap ();
+      ApplyMeshBlendMap ();
+
+   }
+
+   public override Bounds GetBounds ()
+   {
+      Bounds b = new Bounds ();
+      bool s = false;
+      for (int i = 0; i < polarisMeshes.Length; ++i)
+      {
+         var rend = polarisMeshes [i];
+         if (rend == null)
+            continue;
+         if (!s)
+         {
+            b = rend.bounds;
+            s = true;
+         }
+         else
+         {
+            b.Encapsulate (rend.bounds);
+         }
+      }
+      return b;
+   }
+
+   public static new void SyncAll ()
+   {
+      for (int i = 0; i < sInstances.Count; ++i)
+      {
+         sInstances [i].Sync ();
+      }
+      if (OnMaterialSyncAll != null)
+      {
+         OnMaterialSyncAll ();
+      }
+   }
+
+
+}