assetPath | 要对其执行操作的资源。 |
subAssets | assetPath 中所有资源的数组。 |
width | 所创建纹理的宽度。 |
height | 所创建纹理的高度。 |
Texture2D 生成的纹理或 null。
如果要渲染静态预览,可重载此方法。
重载后,RenderStaticPreview 可用于渲染
已转换为单个纹理的资源列表。此函数需要
用户提供的源代码,用于将资源整合在一起。创建纹理的
大小可由提供的宽度和高度确定。
如果返回 null,则使用类类型的内置图标。
// Render the provided asset texture into an Inspector thumbnail. using UnityEngine; using System.Collections; using UnityEditor;
using System.IO;
public class Example : ScriptableObject { public Texture2D PreviewIcon; }
[CustomEditor(typeof(Example))] public class ExampleEditor : UnityEditor.Editor { public static void CreateAsset<Example>() where Example : ScriptableObject { Example asset = ScriptableObject.CreateInstance<Example>();
string path = AssetDatabase.GetAssetPath(Selection.activeObject);
if (path == "") { path = "Assets"; } else if (Path.GetExtension(path) != "") { path = path.Replace(Path.GetFileName(AssetDatabase.GetAssetPath(Selection.activeObject)), ""); }
string assetPathAndName = AssetDatabase.GenerateUniqueAssetPath(path + "/New " + typeof(Example).ToString() + ".asset");
AssetDatabase.CreateAsset(asset, assetPathAndName); AssetDatabase.SaveAssets(); AssetDatabase.Refresh(); EditorUtility.FocusProjectWindow(); Selection.activeObject = asset; }
[MenuItem("Examples/RenderStaticPreview example")] public static void CreateAsset() { CreateAsset<Example>(); }
public override void OnInspectorGUI() { Example e = (Example)target;
EditorGUI.BeginChangeCheck();
// Example has a single arg called PreviewIcon which is a Texture2D e.PreviewIcon = (Texture2D) EditorGUILayout.ObjectField( "Thumbnail", // string e.PreviewIcon, // Texture2D typeof(Texture2D), // Texture2D object, of course false // allowSceneObjects );
if (EditorGUI.EndChangeCheck()) { EditorUtility.SetDirty(e); AssetDatabase.SaveAssets(); Repaint(); } }
public override Texture2D RenderStaticPreview(string assetPath, Object[] subAssets, int width, int height) { Example example = (Example)target;
if (example == null || example.PreviewIcon == null) return null;
// example.PreviewIcon must be a supported format: ARGB32, RGBA32, RGB24, // Alpha8 or one of float formats Texture2D tex = new Texture2D (width, height); EditorUtility.CopySerialized (example.PreviewIcon, tex);
return tex; } }