Unity之AssetPostprocessor学习一

using UnityEngine;
using System.Collections;
using UnityEditor;

/// <summary>
/// 在从外部导入texture、或者在导入之后对texture的自动处理
/// </summary>
public class ImportResDemo : AssetPostprocessor {

    /// <summary>
    /// 在导入纹理之后调用
    /// </summary>
    /// <param name="texture"></param>
    public void OnPostprocessTexture(Texture2D texture)
    {
        TextureImporter textureImporter = AssetImporter.GetAtPath(assetPath) as TextureImporter;
        if (textureImporter != null)
        {
            string AtlasName = new System.IO.DirectoryInfo(System.IO.Path.GetDirectoryName(assetPath)).Name;
            Debug.Log("name is: " + AtlasName);
            Debug.Log("textureType is: " + textureImporter.textureType);
            Debug.Log("maxTextureSize is: " + textureImporter.maxTextureSize);
            Debug.Log("textureFormat is: " + textureImporter.textureFormat);
            textureImporter.textureType = TextureImporterType.Sprite;
            textureImporter.spriteImportMode = SpriteImportMode.Single;
            textureImporter.spritePackingTag = AtlasName;
            textureImporter.mipmapEnabled = false;
        }
    }
    /// <summary>
    /// 在导入纹理之前调用
    /// </summary>
    public void OnPreprocessTexture()
    {
        TextureImporter textureImporter = AssetImporter.GetAtPath(assetPath) as TextureImporter;
        if (textureImporter != null)
        {
            textureImporter.textureType = TextureImporterType.Advanced;
            textureImporter.textureFormat = TextureImporterFormat.ARGB32;
        }
    }
    /// <summary>
    /// 移动、删除资源
    /// </summary>
    /// <param name="importedAssets"></param>
    /// <param name="deletedAssets"></param>
    /// <param name="movedAssets"></param>
    /// <param name="movedFromAssetPaths"></param>
    private static void OnPostprocessAllAssets(string[] importedAssets, string[] deletedAssets, string[] movedAssets, string[] movedFromAssetPaths)
    {
        //当移动资源的时候  也就是重新导入资源
        for (int i = 0; i < movedAssets.Length; i++)
        {
            Debug.Log("Reimported Asset: " + movedAssets[i]);
        }
        //删除资源
        for (int i = 0; i < deletedAssets.Length;i++ )
        {
            Debug.Log("Deleted Asset: " + deletedAssets[i]);
        }
        //移动资源
        for (var i=0;i < movedAssets.Length;i++) {
            Debug.Log("Moved Asset: " + movedAssets[i] + " from: " + movedFromAssetPaths[i]);
        }

    }

}