587 lines
24 KiB
C#
587 lines
24 KiB
C#
using System.Collections.Generic;
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using System.Linq;
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using System.Text.RegularExpressions;
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using UnityEditor;
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using UnityEditor.UI;
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using UnityEditorInternal;
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using UnityEngine;
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using UnityEngine.UI;
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using Coffee.UIParticleExtensions;
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#if UNITY_2021_2_OR_NEWER
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using UnityEditor.Overlays;
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#else
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using System;
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using System.Reflection;
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using Object = UnityEngine.Object;
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#endif
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#if UNITY_2021_2_OR_NEWER
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using UnityEditor.SceneManagement;
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#elif UNITY_2018_3_OR_NEWER
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using UnityEditor.Experimental.SceneManagement;
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#endif
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namespace Coffee.UIExtensions
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{
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[CustomEditor(typeof(UIParticle))]
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[CanEditMultipleObjects]
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internal class UIParticleEditor : GraphicEditor
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{
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#if UNITY_2021_2_OR_NEWER
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#if UNITY_2022_1_OR_NEWER
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[Overlay(typeof(SceneView), "Scene View/UI Particles", "UI Particles", true,
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defaultDockPosition = DockPosition.Bottom,
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defaultDockZone = DockZone.Floating,
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defaultLayout = Layout.Panel)]
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#else
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[Overlay(typeof(SceneView), "Scene View/UI Particles", "UI Particles", true)]
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#endif
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private class UIParticleOverlay : IMGUIOverlay, ITransientOverlay
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{
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public bool visible => s_SerializedObject != null;
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public override void OnGUI()
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{
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if (visible)
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{
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WindowFunction();
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}
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}
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}
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#endif
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//################################
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// Constant or Static Members.
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//################################
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private static readonly GUIContent s_ContentRenderingOrder = new GUIContent("Rendering Order");
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private static readonly GUIContent s_ContentRefresh = new GUIContent("Refresh");
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private static readonly GUIContent s_ContentFix = new GUIContent("Fix");
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private static readonly GUIContent s_ContentMaterial = new GUIContent("Material");
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private static readonly GUIContent s_ContentTrailMaterial = new GUIContent("Trail Material");
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private static readonly GUIContent s_Content3D = new GUIContent("3D");
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private static readonly GUIContent s_ContentRandom = new GUIContent("Random");
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private static readonly GUIContent s_ContentScale = new GUIContent("Scale");
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private static SerializedObject s_SerializedObject;
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private static bool s_XYZMode;
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private SerializedProperty _maskable;
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private SerializedProperty _scale3D;
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private SerializedProperty _animatableProperties;
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private SerializedProperty _meshSharing;
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private SerializedProperty _groupId;
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private SerializedProperty _groupMaxId;
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private SerializedProperty _positionMode;
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private SerializedProperty _autoScalingMode;
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private ReorderableList _ro;
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private bool _showMax;
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private static readonly HashSet<Shader> s_Shaders = new HashSet<Shader>();
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#if UNITY_2018 || UNITY_2019
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private static readonly List<ParticleSystemVertexStream> s_Streams = new List<ParticleSystemVertexStream>();
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#endif
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private static readonly List<string> s_MaskablePropertyNames = new List<string>
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{
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"_Stencil",
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"_StencilComp",
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"_StencilOp",
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"_StencilWriteMask",
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"_StencilReadMask",
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"_ColorMask"
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};
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[InitializeOnLoadMethod]
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private static void Init()
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{
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#if !UNITY_2021_2_OR_NEWER
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var miSceneViewOverlayWindow = Type.GetType("UnityEditor.SceneViewOverlay, UnityEditor")
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?.GetMethods(BindingFlags.Public | BindingFlags.Static)
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.First(x => x.Name == "Window" && 5 <= x.GetParameters().Length);
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var windowFunction = (Action<Object, SceneView>)WindowFunction;
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var windowFunctionType = Type.GetType("UnityEditor.SceneViewOverlay+WindowFunction, UnityEditor");
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var windowFunctionDelegate = Delegate.CreateDelegate(windowFunctionType, windowFunction.Method);
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var windowTitle = new GUIContent(ObjectNames.NicifyVariableName(nameof(UIParticle)));
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#if UNITY_2019_2_OR_NEWER
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//public static void Window(GUIContent title, WindowFunction sceneViewFunc, int order, Object target, WindowDisplayOption option, EditorWindow window = null)
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var sceneViewArgs = new object[] { windowTitle, windowFunctionDelegate, 599, null, 2, null };
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#else
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//public static void Window(GUIContent title, WindowFunction sceneViewFunc, int order, Object target, WindowDisplayOption option)
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var sceneViewArgs = new object[] { windowTitle, windowFunctionDelegate, 599, null, 2 };
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#endif
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#if UNITY_2019_1_OR_NEWER
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SceneView.duringSceneGui += _ =>
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#else
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SceneView.onSceneGUIDelegate += _ =>
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#endif
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{
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if (s_SerializedObject != null)
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{
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miSceneViewOverlayWindow.Invoke(null, sceneViewArgs);
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}
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};
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#endif
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SerializedObject CreateSerializeObject()
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{
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var uiParticles = Selection.gameObjects.Select(x => x.GetComponent<ParticleSystem>())
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.Where(x => x)
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.Select(x => x.GetComponentInParent<UIParticle>(true))
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.Where(x => x && x.canvas)
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.Concat(Selection.gameObjects.Select(x => x.GetComponent<UIParticle>())
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.Where(x => x && x.canvas))
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.Distinct()
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.OfType<Object>()
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.ToArray();
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return 0 < uiParticles.Length ? new SerializedObject(uiParticles) : null;
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}
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s_SerializedObject = CreateSerializeObject();
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Selection.selectionChanged += () => s_SerializedObject = CreateSerializeObject();
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}
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//################################
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// Public/Protected Members.
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//################################
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/// <summary>
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/// This function is called when the object becomes enabled and active.
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/// </summary>
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protected override void OnEnable()
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{
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base.OnEnable();
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_maskable = serializedObject.FindProperty("m_Maskable");
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_scale3D = serializedObject.FindProperty("m_Scale3D");
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_animatableProperties = serializedObject.FindProperty("m_AnimatableProperties");
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_meshSharing = serializedObject.FindProperty("m_MeshSharing");
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_groupId = serializedObject.FindProperty("m_GroupId");
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_groupMaxId = serializedObject.FindProperty("m_GroupMaxId");
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_positionMode = serializedObject.FindProperty("m_PositionMode");
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_autoScalingMode = serializedObject.FindProperty("m_AutoScalingMode");
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var sp = serializedObject.FindProperty("m_Particles");
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_ro = new ReorderableList(sp.serializedObject, sp, true, true, true, true)
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{
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elementHeight = EditorGUIUtility.singleLineHeight * 3 + 4,
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elementHeightCallback = _ => 3 * (EditorGUIUtility.singleLineHeight + 2),
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drawElementCallback = (rect, index, _, __) =>
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{
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EditorGUI.BeginDisabledGroup(sp.hasMultipleDifferentValues);
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rect.y += 1;
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rect.height = EditorGUIUtility.singleLineHeight;
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var p = sp.GetArrayElementAtIndex(index);
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EditorGUI.ObjectField(rect, p, GUIContent.none);
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rect.x += 15;
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rect.width -= 15;
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var ps = p.objectReferenceValue as ParticleSystem;
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var materials = ps
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? new SerializedObject(ps.GetComponent<ParticleSystemRenderer>()).FindProperty("m_Materials")
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: null;
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rect.y += rect.height + 1;
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MaterialField(rect, s_ContentMaterial, materials, 0);
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rect.y += rect.height + 1;
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MaterialField(rect, s_ContentTrailMaterial, materials, 1);
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EditorGUI.EndDisabledGroup();
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if (materials != null && materials.serializedObject.hasModifiedProperties)
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{
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materials.serializedObject.ApplyModifiedProperties();
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}
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},
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drawHeaderCallback = rect =>
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{
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#if !UNITY_2019_3_OR_NEWER
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rect.y -= 1;
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#endif
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var pos = new Rect(rect.x, rect.y, 150, rect.height);
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EditorGUI.LabelField(pos, s_ContentRenderingOrder);
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pos = new Rect(rect.width - 35, rect.y, 60, rect.height);
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if (GUI.Button(pos, s_ContentRefresh, EditorStyles.miniButton))
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{
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foreach (var uip in targets.OfType<UIParticle>())
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{
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uip.RefreshParticles();
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EditorUtility.SetDirty(uip);
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}
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}
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}
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};
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// On select UIParticle, refresh particles.
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if (!Application.isPlaying)
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{
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foreach (var uip in targets.OfType<UIParticle>())
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{
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if (PrefabUtility.GetPrefabAssetType(uip) != PrefabAssetType.NotAPrefab) continue;
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uip.RefreshParticles(uip.particles);
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}
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}
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}
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private static void MaterialField(Rect rect, GUIContent label, SerializedProperty sp, int index)
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{
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if (sp == null || sp.arraySize <= index)
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{
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EditorGUI.BeginDisabledGroup(true);
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EditorGUI.ObjectField(rect, label, null, typeof(Material), true);
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EditorGUI.EndDisabledGroup();
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}
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else
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{
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EditorGUI.PropertyField(rect, sp.GetArrayElementAtIndex(index), label);
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}
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}
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/// <summary>
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/// Implement this function to make a custom inspector.
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/// </summary>
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public override void OnInspectorGUI()
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{
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var current = target as UIParticle;
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if (!current) return;
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serializedObject.Update();
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// Maskable
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EditorGUILayout.PropertyField(_maskable);
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// Scale
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EditorGUI.BeginDisabledGroup(!_meshSharing.hasMultipleDifferentValues && _meshSharing.intValue == 4);
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s_XYZMode = DrawFloatOrVector3Field(_scale3D, s_XYZMode);
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EditorGUI.EndDisabledGroup();
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// AnimatableProperties
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var mats = current.particles
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.Where(x => x)
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.Select(x => x.GetComponent<ParticleSystemRenderer>().sharedMaterial)
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.Where(x => x)
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.ToArray();
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AnimatablePropertyEditor.Draw(_animatableProperties, mats);
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// Mesh sharing
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EditorGUI.BeginChangeCheck();
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_showMax = DrawMeshSharing(_meshSharing, _groupId, _groupMaxId, _showMax);
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if (EditorGUI.EndChangeCheck())
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{
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serializedObject.ApplyModifiedProperties();
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foreach (var uip in targets.OfType<UIParticle>())
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{
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uip.ResetGroupId();
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}
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}
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// Position Mode
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EditorGUILayout.PropertyField(_positionMode);
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// Auto Scaling
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DrawAutoScaling(_autoScalingMode, targets.OfType<UIParticle>());
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// Target ParticleSystems.
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EditorGUI.BeginChangeCheck();
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EditorGUI.BeginDisabledGroup(targets.OfType<UIParticle>().Any(x => !x.canvas));
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_ro.DoLayoutList();
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EditorGUI.EndDisabledGroup();
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serializedObject.ApplyModifiedProperties();
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if (EditorGUI.EndChangeCheck())
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{
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foreach (var uip in targets.OfType<UIParticle>())
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{
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uip.RefreshParticles(uip.particles);
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}
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}
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// Non-UI built-in shader is not supported.
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foreach (var mat in current.materials)
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{
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if (!mat || !mat.shader) continue;
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var shader = mat.shader;
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if (IsBuiltInObject(shader) && !shader.name.StartsWith("UI/"))
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{
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EditorGUILayout.HelpBox(
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$"Built-in shader '{shader.name}' in '{mat.name}' is not supported.\n" +
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"Use UI shaders instead.",
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MessageType.Error);
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}
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}
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// Does the shader support UI masks?
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if (current.maskable && current.GetComponentInParent<Mask>(false))
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{
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foreach (var mat in current.materials)
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{
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if (!mat || !mat.shader) continue;
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var shader = mat.shader;
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if (s_Shaders.Contains(shader)) continue;
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s_Shaders.Add(shader);
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foreach (var propName in s_MaskablePropertyNames)
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{
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if (mat.HasProperty(propName)) continue;
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EditorGUILayout.HelpBox(
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$"Shader '{shader.name}' doesn't have '{propName}' property." +
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"\nThis graphic cannot be masked.",
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MessageType.Warning);
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break;
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}
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}
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}
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s_Shaders.Clear();
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// UIParticle for trail should be removed.
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var label = "This UIParticle component should be removed. The UIParticle for trails is no longer needed.";
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#pragma warning disable CS0612
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if (FixButton(current.m_IsTrail, label))
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#pragma warning restore CS0612
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{
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DestroyUIParticle(current);
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}
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#if UNITY_2018 || UNITY_2019
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// (2018, 2019) Check to use 'TEXCOORD*.zw' components as custom vertex stream.
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var allPsRenderers = targets.OfType<UIParticle>()
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.SelectMany(x => x.particles)
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.Where(x => x)
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.Select(x => x.GetComponent<ParticleSystemRenderer>())
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.ToArray();
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if (0 < allPsRenderers.Length)
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{
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// Check to use 'TEXCOORD*.zw' components as custom vertex stream.
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foreach (var psr in allPsRenderers)
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{
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if (!new SerializedObject(psr).FindProperty("m_UseCustomVertexStreams").boolValue) continue;
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if (psr.activeVertexStreamsCount == 0) continue;
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psr.GetActiveVertexStreams(s_Streams);
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if (2 < s_Streams.Select(GetUsedComponentCount).Sum())
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{
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EditorGUILayout.HelpBox(
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$"ParticleSystem '{psr.name}' uses 'TEXCOORD*.zw' components as custom vertex stream.\n" +
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"UIParticle does not support it (See README.md).",
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MessageType.Warning);
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}
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s_Streams.Clear();
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}
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}
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#endif
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}
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private bool IsBuiltInObject(Object obj)
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{
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return AssetDatabase.TryGetGUIDAndLocalFileIdentifier(obj, out var guid, out long _)
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&& Regex.IsMatch(guid, "^0{16}.0{15}$", RegexOptions.Compiled);
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}
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#if UNITY_2018 || UNITY_2019
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private static int GetUsedComponentCount(ParticleSystemVertexStream s)
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{
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switch (s)
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{
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case ParticleSystemVertexStream.Position:
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case ParticleSystemVertexStream.Normal:
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case ParticleSystemVertexStream.Tangent:
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case ParticleSystemVertexStream.Color:
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return 0;
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case ParticleSystemVertexStream.UV:
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case ParticleSystemVertexStream.UV2:
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case ParticleSystemVertexStream.UV3:
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case ParticleSystemVertexStream.UV4:
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case ParticleSystemVertexStream.SizeXY:
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case ParticleSystemVertexStream.StableRandomXY:
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case ParticleSystemVertexStream.VaryingRandomXY:
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case ParticleSystemVertexStream.Custom1XY:
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case ParticleSystemVertexStream.Custom2XY:
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case ParticleSystemVertexStream.NoiseSumXY:
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case ParticleSystemVertexStream.NoiseImpulseXY:
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return 2;
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case ParticleSystemVertexStream.AnimBlend:
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case ParticleSystemVertexStream.AnimFrame:
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case ParticleSystemVertexStream.VertexID:
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case ParticleSystemVertexStream.SizeX:
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case ParticleSystemVertexStream.Rotation:
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case ParticleSystemVertexStream.RotationSpeed:
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case ParticleSystemVertexStream.Velocity:
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case ParticleSystemVertexStream.Speed:
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case ParticleSystemVertexStream.AgePercent:
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case ParticleSystemVertexStream.InvStartLifetime:
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case ParticleSystemVertexStream.StableRandomX:
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case ParticleSystemVertexStream.VaryingRandomX:
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case ParticleSystemVertexStream.Custom1X:
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case ParticleSystemVertexStream.Custom2X:
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case ParticleSystemVertexStream.NoiseSumX:
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case ParticleSystemVertexStream.NoiseImpulseX:
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return 1;
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case ParticleSystemVertexStream.Center:
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case ParticleSystemVertexStream.SizeXYZ:
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case ParticleSystemVertexStream.Rotation3D:
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case ParticleSystemVertexStream.RotationSpeed3D:
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case ParticleSystemVertexStream.StableRandomXYZ:
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case ParticleSystemVertexStream.VaryingRandomXYZ:
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case ParticleSystemVertexStream.Custom1XYZ:
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case ParticleSystemVertexStream.Custom2XYZ:
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case ParticleSystemVertexStream.NoiseSumXYZ:
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case ParticleSystemVertexStream.NoiseImpulseXYZ:
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return 3;
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case ParticleSystemVertexStream.StableRandomXYZW:
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case ParticleSystemVertexStream.VaryingRandomXYZW:
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case ParticleSystemVertexStream.Custom1XYZW:
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case ParticleSystemVertexStream.Custom2XYZW:
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return 4;
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}
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return 3;
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}
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#endif
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private static bool DrawMeshSharing(SerializedProperty spMeshSharing, SerializedProperty spGroupId,
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SerializedProperty spGroupMaxId, bool showMax)
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{
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showMax |= spGroupId.intValue != spGroupMaxId.intValue ||
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spGroupId.hasMultipleDifferentValues ||
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spGroupMaxId.hasMultipleDifferentValues;
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EditorGUILayout.BeginHorizontal();
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EditorGUILayout.PropertyField(spMeshSharing);
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EditorGUI.BeginChangeCheck();
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showMax = GUILayout.Toggle(showMax, s_ContentRandom, EditorStyles.miniButton, GUILayout.Width(60));
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if (EditorGUI.EndChangeCheck() && !showMax)
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{
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spGroupMaxId.intValue = spGroupId.intValue;
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}
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EditorGUILayout.EndHorizontal();
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EditorGUI.BeginDisabledGroup(spMeshSharing.intValue == 0);
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EditorGUI.indentLevel++;
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EditorGUILayout.PropertyField(spGroupId);
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if (showMax)
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{
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EditorGUILayout.PropertyField(spGroupMaxId);
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}
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else if (spMeshSharing.intValue == 1 || spMeshSharing.intValue == 4)
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{
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EditorGUI.BeginDisabledGroup(true);
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var obj = UIParticleUpdater.GetPrimary(spGroupId.intValue);
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EditorGUILayout.ObjectField("Primary", obj, typeof(UIParticle), false);
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EditorGUI.EndDisabledGroup();
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}
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EditorGUI.indentLevel--;
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EditorGUI.EndDisabledGroup();
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return showMax;
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}
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private static void DrawAutoScaling(SerializedProperty prop, IEnumerable<UIParticle> uiParticles)
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{
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EditorGUILayout.PropertyField(prop);
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}
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#if UNITY_2021_2_OR_NEWER
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private static void WindowFunction()
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#else
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private static void WindowFunction(Object _, SceneView __)
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#endif
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{
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try
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{
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if (s_SerializedObject == null || !s_SerializedObject.targetObject) return;
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var uiParticles = s_SerializedObject.targetObjects.OfType<UIParticle>().ToArray();
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if (uiParticles.Any(x => !x || !x.canvas)) return;
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s_SerializedObject.Update();
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using (new EditorGUILayout.VerticalScope(GUILayout.Width(220f)))
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{
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var labelWidth = EditorGUIUtility.labelWidth;
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EditorGUIUtility.labelWidth = 100;
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EditorGUILayout.PropertyField(s_SerializedObject.FindProperty("m_Enabled"));
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s_XYZMode = DrawFloatOrVector3Field(s_SerializedObject.FindProperty("m_Scale3D"), s_XYZMode);
|
|
EditorGUILayout.PropertyField(s_SerializedObject.FindProperty("m_PositionMode"));
|
|
DrawAutoScaling(s_SerializedObject.FindProperty("m_AutoScalingMode"), uiParticles);
|
|
EditorGUIUtility.labelWidth = labelWidth;
|
|
}
|
|
|
|
s_SerializedObject.ApplyModifiedProperties();
|
|
}
|
|
catch
|
|
{
|
|
// ignored
|
|
}
|
|
}
|
|
|
|
private void DestroyUIParticle(UIParticle p, bool ignoreCurrent = false)
|
|
{
|
|
if (!p || (ignoreCurrent && target == p)) return;
|
|
|
|
var cr = p.canvasRenderer;
|
|
DestroyImmediate(p);
|
|
DestroyImmediate(cr);
|
|
|
|
#if UNITY_2018_3_OR_NEWER
|
|
var stage = PrefabStageUtility.GetCurrentPrefabStage();
|
|
if (stage != null && stage.scene.isLoaded)
|
|
{
|
|
#if UNITY_2020_1_OR_NEWER
|
|
var prefabAssetPath = stage.assetPath;
|
|
#else
|
|
var prefabAssetPath = stage.prefabAssetPath;
|
|
#endif
|
|
PrefabUtility.SaveAsPrefabAsset(stage.prefabContentsRoot, prefabAssetPath);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
private static bool FixButton(bool show, string text)
|
|
{
|
|
if (!show) return false;
|
|
using (new EditorGUILayout.HorizontalScope(GUILayout.ExpandWidth(true)))
|
|
{
|
|
EditorGUILayout.HelpBox(text, MessageType.Warning, true);
|
|
using (new EditorGUILayout.VerticalScope())
|
|
{
|
|
return GUILayout.Button(s_ContentFix, GUILayout.Width(30));
|
|
}
|
|
}
|
|
}
|
|
|
|
private static bool DrawFloatOrVector3Field(SerializedProperty sp, bool showXyz)
|
|
{
|
|
var x = sp.FindPropertyRelative("x");
|
|
var y = sp.FindPropertyRelative("y");
|
|
var z = sp.FindPropertyRelative("z");
|
|
|
|
showXyz |= !Mathf.Approximately(x.floatValue, y.floatValue) ||
|
|
!Mathf.Approximately(y.floatValue, z.floatValue) ||
|
|
y.hasMultipleDifferentValues ||
|
|
z.hasMultipleDifferentValues;
|
|
|
|
EditorGUILayout.BeginHorizontal();
|
|
if (showXyz)
|
|
{
|
|
EditorGUILayout.PropertyField(sp);
|
|
}
|
|
else
|
|
{
|
|
EditorGUI.BeginChangeCheck();
|
|
EditorGUILayout.PropertyField(x, s_ContentScale);
|
|
if (EditorGUI.EndChangeCheck())
|
|
{
|
|
y.floatValue = z.floatValue = x.floatValue;
|
|
}
|
|
}
|
|
|
|
EditorGUI.BeginChangeCheck();
|
|
showXyz = GUILayout.Toggle(showXyz, s_Content3D, EditorStyles.miniButton, GUILayout.Width(30));
|
|
if (EditorGUI.EndChangeCheck() && !showXyz)
|
|
{
|
|
z.floatValue = y.floatValue = x.floatValue;
|
|
}
|
|
|
|
EditorGUILayout.EndHorizontal();
|
|
|
|
return showXyz;
|
|
}
|
|
}
|
|
}
|