96 lines
2.4 KiB
C#
96 lines
2.4 KiB
C#
using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.Linq;
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using UnityEditor;
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using UnityEditor.UIElements;
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using UnityEngine;
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using UnityEngine.UIElements;
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using Object = UnityEngine.Object;
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namespace BITKit
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{
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public class MaterialPaletteWindow : EditorWindow
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{
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[MenuItem("Tools/Scenes/Material Palette")]
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public static void Open()
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{
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GetWindow<MaterialPaletteWindow>().Show();
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}
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private Button buildButton;
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private Label _titleLabel;
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private VisualElement _container;
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private MeshRenderer[] _renderers=Array.Empty<MeshRenderer>();
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private void OnEnable()
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{
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UnityEditor.Selection.selectionChanged += OnSelectionChanged;
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rootVisualElement.Clear();
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_titleLabel = rootVisualElement.Create<Label>();
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_container = rootVisualElement.Create<VisualElement>();
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_titleLabel.text = "选择一个物体";
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}
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private void OnDisable()
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{
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UnityEditor.Selection.selectionChanged -= OnSelectionChanged;
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}
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private void OnSelectionChanged()
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{
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var actives = UnityEditor.Selection.gameObjects;
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_container.Clear();
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_renderers = actives.SelectMany(x => x.GetComponentsInChildren<MeshRenderer>()).ToArray();
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var materials = _renderers.SelectMany(x => x.sharedMaterials).Distinct().ToArray();
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_titleLabel.text = actives is not {Length:0} ?$"选择了{actives.Length }个物体,{materials.Length}个材质" : "未选择物体";
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foreach (var material in materials)
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{
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var filed = _container.Create<ObjectField>();
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filed.label = material.name;
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filed.objectType = typeof(Material);
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filed.allowSceneObjects = false;
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filed.value = material;
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filed.RegisterValueChangedCallback(OnChanged);
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}
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}
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private void OnChanged(ChangeEvent<Object> evt)
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{
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if(evt.newValue is not Material value) return;
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var list = new List<Object>();
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foreach (var renderer in _renderers)
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{
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var sharedMaterials = renderer.sharedMaterials;
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var isDirty = false;
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for (var i = 0; i < sharedMaterials.Length; i++)
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{
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var current = sharedMaterials[i];
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if(current != evt.previousValue) continue;
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sharedMaterials[i] = value;
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isDirty = true;
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}
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if (!isDirty) continue;
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renderer.sharedMaterials = sharedMaterials;
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list.Add(renderer);
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EditorUtility.SetDirty(renderer);
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}
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if (list.Count > 0)
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{
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OnSelectionChanged();
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}
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}
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}
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}
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