830 lines
39 KiB
C#
830 lines
39 KiB
C#
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#if UNITY_EDITOR
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using System.IO;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEditor;
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using MeshDecimator;
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public class AutoLODWindow : EditorWindow
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{
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private enum RendererType
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{
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Default,
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Skinned,
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Unhandled,
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Unknown
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}
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private Color[] lodColors = new Color[9] {
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new Color(0.23f, 0.27f, 0.12f),
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new Color(0.18f, 0.21f, 0.26f),
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new Color(0.16f, 0.25f, 0.29f),
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new Color(0.25f, 0.14f, 0.12f),
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new Color(0.20f, 0.18f, 0.25f),
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new Color(0.32f, 0.22f, 0.11f),
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new Color(0.35f, 0.32f, 0.04f),
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new Color(0.32f, 0.27f, 0.12f),
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new Color(0.32f, 0f, 0f)
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};
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public AutoLODProperties commonSettings;
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public List<AutoLODProperties> targets;
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string currentObjectName;
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private Vector2 scrollPosition;
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public bool _clearWhenFinished = true;
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private GUIStyle centeredStyle;
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private GUIStyle titleStyle;
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private GUIStyle pathCreatedStyle;
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private GUIStyle pathInputStyle;
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private GUIStyle subHeaderStyle;
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private GUIStyle dropBoxStyle;
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private GUIStyle smallFont;
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[MenuItem("Window/AutoLOD/MeshDecimator")]
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public static void ShowWindow()
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{
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EditorWindow win = EditorWindow.GetWindow(typeof(AutoLODWindow));
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win.titleContent = new GUIContent("AutoLOD", Resources.Load<Texture>("Logo_AutoLOD_small"));
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win.minSize = new Vector2(275, 480);
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}
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[MenuItem("CONTEXT/MeshRenderer/AutoLOD...")]
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[MenuItem("CONTEXT/SkinnedMeshRenderer/AutoLOD...")]
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public static void ContextMenu(MenuCommand command)
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{
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Renderer rend = (Renderer)command.context;
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AutoLODWindow win = EditorWindow.GetWindow(typeof(AutoLODWindow)) as AutoLODWindow;
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win.titleContent = new GUIContent("AutoLOD", Resources.Load<Texture>("Logo_AutoLOD_small"));
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win.minSize = new Vector2(275, 480);
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AutoLODProperties newObject = CreateInstance<AutoLODProperties>();
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newObject._target = rend;
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if (win.targets == null)
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win.targets = new List<AutoLODProperties>();
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win.targets.Add(newObject);
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}
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void OnGUI()
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{
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if (targets == null)
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targets = new List<AutoLODProperties>();
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if (commonSettings == null)
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commonSettings = CreateInstance<AutoLODProperties>();
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if(centeredStyle == null)
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{
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centeredStyle = new GUIStyle();
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centeredStyle.alignment = TextAnchor.MiddleCenter;
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}
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if (titleStyle == null)
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{
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titleStyle = EditorStyles.boldLabel;
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titleStyle.alignment = TextAnchor.MiddleLeft;
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}
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if (pathCreatedStyle == null)
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{
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pathCreatedStyle = new GUIStyle(EditorStyles.label);
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pathCreatedStyle.normal.textColor = Color.green;
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pathCreatedStyle.fontSize = 10;
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pathCreatedStyle.alignment = TextAnchor.MiddleCenter;
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}
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if (pathInputStyle == null)
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{
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pathInputStyle = new GUIStyle(EditorStyles.textField);
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pathInputStyle.focused.textColor = pathInputStyle.normal.textColor;
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pathInputStyle.hover.textColor = pathInputStyle.normal.textColor;
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}
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if (subHeaderStyle == null)
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{
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subHeaderStyle = EditorStyles.foldoutHeader;
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subHeaderStyle.fontStyle = FontStyle.Normal;
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subHeaderStyle.stretchWidth = true;
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}
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if (dropBoxStyle == null)
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{
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dropBoxStyle = new GUIStyle(GUI.skin.box);
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dropBoxStyle.alignment = TextAnchor.MiddleCenter;
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dropBoxStyle.fontSize = 10;
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dropBoxStyle.hover.textColor = Color.green;
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}
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if(smallFont == null)
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smallFont = new GUIStyle
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{
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fontSize = 8,
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alignment = TextAnchor.LowerRight
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};
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EditorGUI.DrawRect(new Rect(0, 0, Screen.width, Screen.height), new Color(0.156f, 0.156f, 0.156f));
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GUILayout.Label(Resources.Load<Texture>("Logo_AutoLOD"), centeredStyle, GUILayout.Height(64f), GUILayout.ExpandWidth(true));
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EditorGUILayout.Separator();
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SerializedProperty property;
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List<int> indexesToRemove = new List<int>();
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EditorGUILayout.BeginVertical(EditorStyles.helpBox);
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EditorGUILayout.BeginHorizontal();
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EditorGUILayout.LabelField("Targets", titleStyle, GUILayout.Width(64), GUILayout.Height(30));
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EditorGUILayout.BeginHorizontal(EditorStyles.helpBox);
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Rect myRect = GUILayoutUtility.GetRect(0, 16, GUILayout.Height(24), GUILayout.ExpandWidth(true));
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GUI.skin.box = dropBoxStyle;
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GUI.SetNextControlName("DragDropBox");
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GUI.Box(myRect, "Drag and Drop renderers here", dropBoxStyle);
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EditorGUILayout.EndHorizontal();
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if (GUILayout.Button(EditorGUIUtility.IconContent("CreateAddNew"), GUILayout.Width(30), GUILayout.Height(30)))
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{
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targets.Add(CreateInstance<AutoLODProperties>());
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}
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EditorGUILayout.EndHorizontal();
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if(targets.Count > 0)
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EditorGUILayout.Separator();
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if (myRect.Contains(Event.current.mousePosition))
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{
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if (Event.current.type == EventType.DragUpdated)
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{
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GUI.FocusControl("DragDropBox");
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DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
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Event.current.Use();
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}
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else if (Event.current.type == EventType.DragPerform)
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{
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for (int i = 0; i < DragAndDrop.objectReferences.Length; i++)
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{
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if ((DragAndDrop.objectReferences[i] as GameObject).GetComponent<Renderer>() != null)
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{
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bool found = false;
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for (int j = 0; j < targets.Count; ++j)
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{
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if (targets[j]._target == null)
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{
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targets[j]._target = (DragAndDrop.objectReferences[i] as GameObject).GetComponent<Renderer>();
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found = true;
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break;
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}
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}
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if (!found)
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{
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targets.Add(CreateInstance<AutoLODProperties>());
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targets[targets.Count - 1]._target = (DragAndDrop.objectReferences[i] as GameObject).GetComponent<Renderer>();
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}
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}
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}
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Event.current.Use();
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}
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}
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else
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{
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if (GUI.GetNameOfFocusedControl() == "DragDropBox")
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{
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GUI.FocusControl(null);
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}
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}
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Editor commonEditor = Editor.CreateEditor(commonSettings);
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scrollPosition = EditorGUILayout.BeginScrollView(scrollPosition, GUIStyle.none, GUI.skin.verticalScrollbar);
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for (int i = 0; i < targets.Count; ++i)
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{
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if (targets[i] == null)
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targets[i] = CreateInstance<AutoLODProperties>();
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string name;
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name = targets[i]._target != null ? targets[i]._target.name : "Target " + i;
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EditorGUILayout.BeginHorizontal();
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if (name.Length > Screen.width / 20f)
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name = name.Substring(0, (int)(Screen.width / 20f)) + "...";
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if (targets[i]._customSettings)
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name += " [custom]";
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targets[i]._foldout = EditorGUILayout.BeginFoldoutHeaderGroup(targets[i]._foldout, name, subHeaderStyle);
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Editor subEditor = Editor.CreateEditor(targets[i]);
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property = subEditor.serializedObject.FindProperty("_target");
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EditorGUILayout.PropertyField(property, new GUIContent(""), GUILayout.Width(32), GUILayout.ExpandWidth(true));
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EditorGUILayout.Space(2, false);
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if (GUILayout.Button(EditorGUIUtility.IconContent("d_Toolbar Minus@2x"), GUILayout.Width(24), GUILayout.Height(18)))
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indexesToRemove.Add(i);
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EditorGUILayout.EndHorizontal();
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if (targets[i]._foldout)
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{
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EditorGUILayout.BeginVertical(EditorStyles.inspectorDefaultMargins);
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if (subEditor)
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{
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property = subEditor.serializedObject.FindProperty("_customSettings");
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EditorGUILayout.PropertyField(property);
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if (targets[i]._customSettings)
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{
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pathInputStyle.normal.textColor = !Directory.Exists(Application.dataPath + "/" + targets[i]._filePath) ? Color.yellow : Color.green;
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pathInputStyle.hover.textColor = !Directory.Exists(Application.dataPath + "/" + targets[i]._filePath) ? Color.yellow : Color.green;
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pathInputStyle.focused.textColor = !Directory.Exists(Application.dataPath + "/" + targets[i]._filePath) ? Color.yellow : Color.green;
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property = subEditor.serializedObject.FindProperty("_lodLevels");
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EditorGUILayout.IntSlider(property, 1, 8);
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property = subEditor.serializedObject.FindProperty("_reductionRate");
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EditorGUILayout.Slider(property, 1.1f, 6);
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if (targets[i]._lodGroupFoldout = EditorGUILayout.Foldout(targets[i]._lodGroupFoldout, "LODGroup Settings"))
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{
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EditorGUILayout.BeginVertical(EditorStyles.helpBox);
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property = subEditor.serializedObject.FindProperty("_performance");
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EditorGUILayout.Slider(property, 0.025f, 0.6f, new GUIContent("Seamless / Performant"));
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property = subEditor.serializedObject.FindProperty("_relativeHeightCulling");
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EditorGUILayout.Slider(property, 0.0001f, 0.02f, new GUIContent("Size Culling", "Proportion of the screen height below which the mesh should be culled"));
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Rect lodPreview = GUILayoutUtility.GetRect(0, 28, GUILayout.ExpandWidth(true));
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EditorGUI.DrawRect(lodPreview, lodColors[0]);
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EditorGUI.LabelField(lodPreview, "LOD 0" + "\n100%", EditorStyles.miniBoldLabel);
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float fullWidth = lodPreview.width;
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float ratio = Mathf.Sqrt(targets[i]._performance);
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float xInit = lodPreview.x;
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lodPreview.width *= ratio;
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lodPreview.x = xInit + (1f - ratio) * fullWidth;
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for (int lvl = 1; lvl < targets[i]._lodLevels; ++lvl)
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{
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Color lodColor = lodColors[lvl];
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EditorGUI.DrawRect(lodPreview, lodColor);
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EditorGUI.LabelField(lodPreview, "LOD " + lvl + "\n" + Mathf.Round(100f * Mathf.Pow(targets[i]._performance, lvl)) + "%", EditorStyles.miniBoldLabel);
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lodPreview.x += (1f - ratio) * lodPreview.width;
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lodPreview.width *= ratio;
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}
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lodPreview.width = fullWidth * (Mathf.Sqrt(targets[i]._relativeHeightCulling));
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lodPreview.x = xInit + fullWidth - lodPreview.width;
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EditorGUI.DrawRect(lodPreview, lodColors[8]);
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EditorGUI.LabelField(lodPreview, "Culled" + "\n" + Mathf.Round(100f * targets[i]._relativeHeightCulling) + "%", EditorStyles.miniBoldLabel);
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EditorGUILayout.Separator();
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EditorGUILayout.EndVertical();
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}
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property = subEditor.serializedObject.FindProperty("_optimizeSourceMesh");
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EditorGUILayout.PropertyField(property, new GUIContent("Optimize Source Mesh", "Removes unnecessary vertices in the source mesh, as seamless as possible"));
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property = subEditor.serializedObject.FindProperty("_flatShading");
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EditorGUILayout.PropertyField(property, new GUIContent("Flat shading", "If enabled, generated mesh will be flat shaded. Will not modify the source mesh."));
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property = subEditor.serializedObject.FindProperty("_writeMeshOnDisk");
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EditorGUILayout.PropertyField(property, new GUIContent("Save meshes to Assets", "Useful if you want to save the scene object as a prefab later"));
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if (targets[i]._writeMeshOnDisk)
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{
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EditorGUILayout.BeginHorizontal();
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EditorGUILayout.LabelField("Assets/", GUILayout.Width(42));
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targets[i]._filePath = EditorGUILayout.TextField(targets[i]._filePath, pathInputStyle);
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if (GUILayout.Button(EditorGUIUtility.IconContent("Folder Icon"), GUILayout.Width(24), GUILayout.Height(18)))
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{
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GUI.FocusControl(null);
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string absPath = EditorUtility.SaveFolderPanel("Save Path", "Assets/" + targets[i]._filePath, "Assets/" + targets[i]._filePath);
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if (absPath.Contains(Application.dataPath))
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{
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targets[i]._filePath = absPath.Substring(Application.dataPath.Length);
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if (targets[i]._filePath.StartsWith("/"))
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targets[i]._filePath = targets[i]._filePath.Substring(1);
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}
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else
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{
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if (absPath != "")
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Debug.LogWarning("Invalid path: " + absPath + ". Please save the file under the Assets/ folder");
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}
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}
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EditorGUILayout.EndHorizontal();
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if (!Directory.Exists(Application.dataPath + "/" + targets[i]._filePath))
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{
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EditorGUILayout.LabelField("The path will be created.", pathCreatedStyle);
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}
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}
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}
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}
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EditorGUILayout.EndVertical();
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}
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subEditor.serializedObject.ApplyModifiedProperties();
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EditorGUILayout.EndFoldoutHeaderGroup();
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EditorGUILayout.Separator();
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}
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EditorGUILayout.EndScrollView();
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Editor editor = Editor.CreateEditor(this);
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EditorGUILayout.EndVertical();
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EditorGUILayout.Separator();
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EditorGUILayout.BeginHorizontal(EditorStyles.helpBox);
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property = editor.serializedObject.FindProperty("_clearWhenFinished");
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EditorGUILayout.PropertyField(property, new GUIContent("Clear when finished"));
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editor.serializedObject.ApplyModifiedProperties();
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EditorGUILayout.EndVertical();
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indexesToRemove.Reverse();
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|
|||
|
|
foreach(int index in indexesToRemove){
|
|||
|
|
targets.RemoveAt(index);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
EditorGUILayout.Separator();
|
|||
|
|
|
|||
|
|
pathInputStyle.normal.textColor = !Directory.Exists(Application.dataPath + "/" + commonSettings._filePath) ? Color.yellow : Color.green;
|
|||
|
|
pathInputStyle.hover.textColor = !Directory.Exists(Application.dataPath + "/" + commonSettings._filePath) ? Color.yellow : Color.green;
|
|||
|
|
pathInputStyle.focused.textColor = !Directory.Exists(Application.dataPath + "/" + commonSettings._filePath) ? Color.yellow : Color.green;
|
|||
|
|
|
|||
|
|
EditorGUILayout.BeginVertical(EditorStyles.helpBox);
|
|||
|
|
|
|||
|
|
EditorGUILayout.LabelField("Common Settings", titleStyle);
|
|||
|
|
|
|||
|
|
EditorGUILayout.Separator();
|
|||
|
|
property = commonEditor.serializedObject.FindProperty("_lodLevels");
|
|||
|
|
EditorGUILayout.IntSlider(property, 1, 8);
|
|||
|
|
property = commonEditor.serializedObject.FindProperty("_reductionRate");
|
|||
|
|
EditorGUILayout.Slider(property, 1.1f, 6);
|
|||
|
|
|
|||
|
|
if (commonSettings._lodGroupFoldout = EditorGUILayout.Foldout(commonSettings._lodGroupFoldout, "LODGroup Settings"))
|
|||
|
|
{
|
|||
|
|
EditorGUILayout.BeginVertical(EditorStyles.helpBox);
|
|||
|
|
property = commonEditor.serializedObject.FindProperty("_performance");
|
|||
|
|
EditorGUILayout.Slider(property, 0.025f, 0.6f, new GUIContent("Seamless / Performant"));
|
|||
|
|
property = commonEditor.serializedObject.FindProperty("_relativeHeightCulling");
|
|||
|
|
EditorGUILayout.Slider(property, 0.0001f, 0.02f, new GUIContent("Size Culling", "Proportion of the screen height below which the mesh should be culled"));
|
|||
|
|
Rect lodPreview = GUILayoutUtility.GetRect(0, 28, GUILayout.ExpandWidth(true));
|
|||
|
|
EditorGUI.DrawRect(lodPreview, lodColors[0]);
|
|||
|
|
EditorGUI.LabelField(lodPreview, "LOD 0" + "\n100%", EditorStyles.miniBoldLabel);
|
|||
|
|
float fullWidth = lodPreview.width;
|
|||
|
|
float ratio = Mathf.Sqrt(commonSettings._performance);
|
|||
|
|
float xInit = lodPreview.x;
|
|||
|
|
lodPreview.width *= ratio;
|
|||
|
|
lodPreview.x = xInit + (1f - ratio) * fullWidth;
|
|||
|
|
for (int lvl = 1; lvl < commonSettings._lodLevels; ++lvl)
|
|||
|
|
{
|
|||
|
|
Color lodColor = lodColors[lvl];
|
|||
|
|
EditorGUI.DrawRect(lodPreview, lodColor);
|
|||
|
|
EditorGUI.LabelField(lodPreview, "LOD " + lvl + "\n" + Mathf.Round(100f * Mathf.Pow(commonSettings._performance, lvl)) + "%", EditorStyles.miniBoldLabel);
|
|||
|
|
lodPreview.x += (1f - ratio) * lodPreview.width;
|
|||
|
|
lodPreview.width *= ratio;
|
|||
|
|
}
|
|||
|
|
lodPreview.width = fullWidth * (Mathf.Sqrt(commonSettings._relativeHeightCulling));
|
|||
|
|
lodPreview.x = xInit + fullWidth - lodPreview.width;
|
|||
|
|
EditorGUI.DrawRect(lodPreview, lodColors[8]);
|
|||
|
|
EditorGUI.LabelField(lodPreview, "Culled" + "\n" + Mathf.Round(100f * commonSettings._relativeHeightCulling) + "%", EditorStyles.miniBoldLabel);
|
|||
|
|
EditorGUILayout.Separator();
|
|||
|
|
EditorGUILayout.EndVertical();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
property = commonEditor.serializedObject.FindProperty("_optimizeSourceMesh");
|
|||
|
|
EditorGUILayout.PropertyField(property, new GUIContent("Optimize Source Mesh", "Removes unnecessary vertices in the source mesh, as seamless as possible"));
|
|||
|
|
|
|||
|
|
property = commonEditor.serializedObject.FindProperty("_flatShading");
|
|||
|
|
EditorGUILayout.PropertyField(property, new GUIContent("Flat shading", "If enabled, generated mesh will be flat shaded. Will not modify the source mesh."));
|
|||
|
|
property = commonEditor.serializedObject.FindProperty("_writeMeshOnDisk");
|
|||
|
|
EditorGUILayout.PropertyField(property, new GUIContent("Save meshes to Assets", "Useful if you want to save the scene object as a prefab later"));
|
|||
|
|
commonEditor.serializedObject.ApplyModifiedProperties();
|
|||
|
|
if(commonSettings._writeMeshOnDisk)
|
|||
|
|
{
|
|||
|
|
EditorGUILayout.BeginHorizontal();
|
|||
|
|
EditorGUILayout.LabelField("Assets/", GUILayout.Width(42));
|
|||
|
|
commonSettings._filePath = EditorGUILayout.TextField(commonSettings._filePath, pathInputStyle);
|
|||
|
|
|
|||
|
|
if (GUILayout.Button(EditorGUIUtility.IconContent("Folder Icon"), GUILayout.Width(24), GUILayout.Height(18)))
|
|||
|
|
{
|
|||
|
|
GUI.FocusControl(null);
|
|||
|
|
string absPath = EditorUtility.SaveFolderPanel("Save Path", "Assets/" + commonSettings._filePath, "Assets/" + commonSettings._filePath);
|
|||
|
|
|
|||
|
|
if (absPath.Contains(Application.dataPath))
|
|||
|
|
{
|
|||
|
|
commonSettings._filePath = absPath.Substring(Application.dataPath.Length);
|
|||
|
|
if (commonSettings._filePath.StartsWith("/"))
|
|||
|
|
commonSettings._filePath = commonSettings._filePath.Substring(1);
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
if (absPath != "")
|
|||
|
|
Debug.LogWarning("Invalid path: " + absPath + ". Please save the file under the Assets/ folder");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
EditorGUILayout.EndHorizontal();
|
|||
|
|
if (!Directory.Exists(Application.dataPath + "/" + commonSettings._filePath))
|
|||
|
|
{
|
|||
|
|
EditorGUILayout.LabelField("The path will be created.", pathCreatedStyle);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
EditorGUILayout.Separator();
|
|||
|
|
EditorGUILayout.EndVertical();
|
|||
|
|
EditorGUILayout.Separator();
|
|||
|
|
GUILayout.BeginHorizontal(GUILayout.ExpandWidth(true));
|
|||
|
|
GUILayout.FlexibleSpace();
|
|||
|
|
if (GUILayout.Button(new GUIContent("Generate LOD", Resources.Load<Texture>("Logo_AutoLOD_small")), GUILayout.Height(42), GUILayout.Width(225)))
|
|||
|
|
{
|
|||
|
|
GenerateLOD();
|
|||
|
|
}
|
|||
|
|
GUILayout.FlexibleSpace();
|
|||
|
|
GUILayout.EndHorizontal();
|
|||
|
|
|
|||
|
|
GUILayout.FlexibleSpace();
|
|||
|
|
EditorGUILayout.Separator();
|
|||
|
|
GUILayout.BeginHorizontal();
|
|||
|
|
|
|||
|
|
smallFont.normal.textColor = new Color(0.8f, 0.8f, 0.8f);
|
|||
|
|
if (GUILayout.Button(EditorGUIUtility.IconContent("BuildSettings.Web.Small"), GUILayout.Height(20)))
|
|||
|
|
{
|
|||
|
|
Help.BrowseURL("https://www.leochaumartin.com/");
|
|||
|
|
}
|
|||
|
|
if (GUILayout.Button(Resources.Load<Texture>("instagram"), GUILayout.Height(20), GUILayout.Width(24)))
|
|||
|
|
{
|
|||
|
|
Help.BrowseURL("https://www.instagram.com/leochaumartin/");
|
|||
|
|
}
|
|||
|
|
if (GUILayout.Button(Resources.Load<Texture>("youtube"), GUILayout.Height(20), GUILayout.Width(24)))
|
|||
|
|
{
|
|||
|
|
Help.BrowseURL("https://www.youtube.com/channel/UCTGysKJUd9Njaxqju4-c6_w");
|
|||
|
|
}
|
|||
|
|
if (GUILayout.Button(Resources.Load<Texture>("twitter"), GUILayout.Height(20), GUILayout.Width(24)))
|
|||
|
|
{
|
|||
|
|
Help.BrowseURL("https://twitter.com/LeoChaumartin");
|
|||
|
|
}
|
|||
|
|
if (GUILayout.Button(EditorGUIUtility.IconContent("_Help"), GUILayout.Height(20)))
|
|||
|
|
{
|
|||
|
|
Help.BrowseURL("mailto:chaumartinleo@gmail.com");
|
|||
|
|
}
|
|||
|
|
GUILayout.FlexibleSpace();
|
|||
|
|
GUILayout.BeginVertical();
|
|||
|
|
GUILayout.Label("AutoLOD v3.2 ", smallFont, GUILayout.Height(8));
|
|||
|
|
GUILayout.Label("<22> 2020-2022 ", smallFont, GUILayout.Height(8));
|
|||
|
|
GUILayout.Label("L<>o Chaumartin ", smallFont, GUILayout.Height(8));
|
|||
|
|
GUILayout.EndVertical();
|
|||
|
|
GUILayout.EndHorizontal();
|
|||
|
|
EditorGUILayout.Separator();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
void ReportProgress(string message, float value)
|
|||
|
|
{
|
|||
|
|
string prefix = currentObjectName != "" ? currentObjectName + " - " : "";
|
|||
|
|
EditorUtility.DisplayProgressBar("AutoLOD", prefix + message, value);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
void ReportDecimationStatus(string message, int start, int current, int end)
|
|||
|
|
{
|
|||
|
|
// From Unity 2020, DisplayProgressBar runs way faster
|
|||
|
|
#if UNITY_2020
|
|||
|
|
double progress = (current - Mathf.Min(start, end)) / (double)Mathf.Abs(start - end);
|
|||
|
|
message += ": " + ((int)(100 * progress)).ToString() + "%";
|
|||
|
|
ReportProgress(message, (float)progress);
|
|||
|
|
#endif
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
RendererType GetRendererType(GameObject go)
|
|||
|
|
{
|
|||
|
|
if (go.GetComponent<ReflectionProbe>())
|
|||
|
|
return RendererType.Unhandled;
|
|||
|
|
if (go.GetComponent<SkinnedMeshRenderer>())
|
|||
|
|
return RendererType.Skinned;
|
|||
|
|
if (go.GetComponent<Renderer>())
|
|||
|
|
{
|
|||
|
|
if (go.GetComponent<MeshFilter>())
|
|||
|
|
return RendererType.Default;
|
|||
|
|
return RendererType.Unhandled;
|
|||
|
|
}
|
|||
|
|
return RendererType.Unknown;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void ProcessMeshRenderer(AutoLODProperties properties, int count)
|
|||
|
|
{
|
|||
|
|
GameObject go = properties._target.gameObject;
|
|||
|
|
float currentProgress = 0f;
|
|||
|
|
Undo.RecordObject(go, "Source GameObject modified");
|
|||
|
|
currentObjectName = go.name + "_LOD0";
|
|||
|
|
ReportProgress("", currentProgress);
|
|||
|
|
GameObject detailedMesh = (GameObject)Instantiate(go, go.transform.position, go.transform.rotation);
|
|||
|
|
Undo.RegisterCreatedObjectUndo(detailedMesh, "Created LOD0");
|
|||
|
|
|
|||
|
|
foreach (MonoBehaviour mb in detailedMesh.GetComponents<MonoBehaviour>())
|
|||
|
|
DestroyImmediate(mb);
|
|||
|
|
|
|||
|
|
// Preventing from children duplication
|
|||
|
|
Transform[] children = detailedMesh.GetComponentsInChildren<Transform>();
|
|||
|
|
foreach (Transform child in children)
|
|||
|
|
if (child.gameObject != detailedMesh)
|
|||
|
|
Undo.DestroyObjectImmediate(child.gameObject);
|
|||
|
|
|
|||
|
|
GameObject parentGo = go;
|
|||
|
|
Undo.SetTransformParent(detailedMesh.transform, parentGo.transform, "LOD0 New Parent");
|
|||
|
|
Undo.RecordObject(detailedMesh.transform, "LOD0 scale)");
|
|||
|
|
detailedMesh.transform.localScale = Vector3.one;
|
|||
|
|
LODGroup lodGroup = Undo.AddComponent<LODGroup>(parentGo);
|
|||
|
|
Undo.DestroyObjectImmediate(parentGo.GetComponent<MeshFilter>());
|
|||
|
|
Undo.DestroyObjectImmediate(parentGo.GetComponent<MeshRenderer>());
|
|||
|
|
bool hasCollider = false;
|
|||
|
|
if (parentGo.GetComponent<Collider>())
|
|||
|
|
{
|
|||
|
|
Undo.DestroyObjectImmediate(parentGo.GetComponent<Collider>());
|
|||
|
|
hasCollider = true;
|
|||
|
|
}
|
|||
|
|
LOD[] lods = new LOD[properties._lodLevels];
|
|||
|
|
UnityEngine.Mesh lodMesh;
|
|||
|
|
lodMesh = detailedMesh.GetComponent<MeshFilter>().sharedMesh;
|
|||
|
|
|
|||
|
|
bool hasBones = lodMesh.boneWeights.Length > 0;
|
|||
|
|
|
|||
|
|
MeshDecimator.Mesh meshDecimator = MeshDecimatorUnityEngineAPI.Mesh2DecMesh(lodMesh);
|
|||
|
|
|
|||
|
|
MeshDecimator.Algorithms.DecimationAlgorithm decimationAlgorithm = MeshDecimation.CreateAlgorithm(Algorithm.Default);
|
|||
|
|
decimationAlgorithm.StatusReport += ReportDecimationStatus;
|
|||
|
|
|
|||
|
|
//Using the existing mesh as LOD0
|
|||
|
|
{
|
|||
|
|
if (properties._optimizeSourceMesh)
|
|||
|
|
{
|
|||
|
|
meshDecimator = MeshDecimator.MeshDecimation.DecimateMeshLossless(decimationAlgorithm, meshDecimator);
|
|||
|
|
lodMesh = MeshDecimatorUnityEngineAPI.DecMesh2Mesh(meshDecimator, hasBones);
|
|||
|
|
lodMesh.name = go.name + "_LOD0";
|
|||
|
|
Undo.RecordObject(detailedMesh.GetComponent<MeshFilter>().sharedMesh, "LOD0 optimized mesh");
|
|||
|
|
if (properties._flatShading)
|
|||
|
|
{
|
|||
|
|
AutoLODMeshUtility.Smooth2FlatShading(lodMesh);
|
|||
|
|
}
|
|||
|
|
detailedMesh.GetComponent<MeshFilter>().sharedMesh = lodMesh;
|
|||
|
|
if (properties._writeMeshOnDisk)
|
|||
|
|
{
|
|||
|
|
AssetDatabase.CreateAsset(lodMesh, AssetDatabase.GenerateUniqueAssetPath("Assets/" + properties._filePath + "/" + go.name + "_LOD0.asset"));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
LOD lod = new LOD
|
|||
|
|
{
|
|||
|
|
renderers = new Renderer[1] { detailedMesh.GetComponent<Renderer>() },
|
|||
|
|
screenRelativeTransitionHeight = (properties._lodLevels == 1 ? properties._relativeHeightCulling : properties._performance)
|
|||
|
|
};
|
|||
|
|
lods[0] = lod;
|
|||
|
|
Undo.RecordObject(detailedMesh, "LOD0 Optimized Name");
|
|||
|
|
detailedMesh.name = go.name + "_LOD0";
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
currentProgress = (float)(count * properties._lodLevels) / (float)(targets.Count * properties._lodLevels);
|
|||
|
|
ReportProgress("", currentProgress);
|
|||
|
|
|
|||
|
|
for (int l = 1; l < properties._lodLevels; ++l)
|
|||
|
|
{
|
|||
|
|
|
|||
|
|
currentObjectName = go.name + "_LOD" + l;
|
|||
|
|
GameObject clone = new GameObject(go.name + "_LOD" + l);
|
|||
|
|
Undo.RegisterCreatedObjectUndo(clone, "Created LOD0");
|
|||
|
|
|
|||
|
|
int triangleTargetCount = (int)(lodMesh.triangles.Length / (3 * properties._reductionRate));
|
|||
|
|
meshDecimator = MeshDecimator.MeshDecimation.DecimateMesh(decimationAlgorithm, meshDecimator, triangleTargetCount);
|
|||
|
|
lodMesh = MeshDecimatorUnityEngineAPI.DecMesh2Mesh(meshDecimator, hasBones);
|
|||
|
|
lodMesh.name = go.name + "_LOD" + l;
|
|||
|
|
if (properties._flatShading)
|
|||
|
|
{
|
|||
|
|
AutoLODMeshUtility.Smooth2FlatShading(lodMesh);
|
|||
|
|
}
|
|||
|
|
if (properties._writeMeshOnDisk)
|
|||
|
|
{
|
|||
|
|
AssetDatabase.CreateAsset(lodMesh, AssetDatabase.GenerateUniqueAssetPath("Assets/" + properties._filePath + "/" + go.name + "_LOD" + l.ToString() + ".asset"));
|
|||
|
|
}
|
|||
|
|
clone.transform.parent = parentGo.transform;
|
|||
|
|
clone.transform.localPosition = Vector3.zero;
|
|||
|
|
clone.transform.localRotation = Quaternion.identity;
|
|||
|
|
clone.transform.localScale = Vector3.one;
|
|||
|
|
clone.AddComponent<MeshFilter>().sharedMesh = lodMesh;
|
|||
|
|
clone.AddComponent<MeshRenderer>().sharedMaterials = detailedMesh.GetComponent<Renderer>().sharedMaterials;
|
|||
|
|
|
|||
|
|
if (hasCollider)
|
|||
|
|
{
|
|||
|
|
clone.AddComponent<MeshCollider>().sharedMesh = clone.GetComponent<MeshFilter>().sharedMesh;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
LOD lod = new LOD
|
|||
|
|
{
|
|||
|
|
renderers = new Renderer[1] { clone.GetComponent<Renderer>() },
|
|||
|
|
};
|
|||
|
|
if (l < properties._lodLevels - 1)
|
|||
|
|
{
|
|||
|
|
if (Mathf.Pow(properties._performance, l + 1) > properties._relativeHeightCulling)
|
|||
|
|
lod.screenRelativeTransitionHeight = Mathf.Pow(properties._performance, l + 1);
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
lod.screenRelativeTransitionHeight = (lods[l - 1].screenRelativeTransitionHeight + properties._relativeHeightCulling) / 2f;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
lod.screenRelativeTransitionHeight = properties._relativeHeightCulling;
|
|||
|
|
lods[l] = lod;
|
|||
|
|
|
|||
|
|
currentProgress = (float)(count * properties._lodLevels + l) / (float)(targets.Count * properties._lodLevels);
|
|||
|
|
ReportProgress("", currentProgress);
|
|||
|
|
}
|
|||
|
|
if (properties._writeMeshOnDisk)
|
|||
|
|
AssetDatabase.SaveAssets();
|
|||
|
|
lodGroup.SetLODs(lods);
|
|||
|
|
lodGroup.animateCrossFading = true;
|
|||
|
|
lodGroup.fadeMode = LODFadeMode.CrossFade;
|
|||
|
|
LODGroup.crossFadeAnimationDuration = 0.1f;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void ProcessSkinnedMeshRenderer(AutoLODProperties properties, int count)
|
|||
|
|
{
|
|||
|
|
GameObject go = properties._target.gameObject;
|
|||
|
|
float currentProgress = 0f;
|
|||
|
|
Undo.RecordObject(go, "Source GameObject modified");
|
|||
|
|
currentObjectName = go.name + "_LOD0";
|
|||
|
|
//ReportProgress("", currentProgress);
|
|||
|
|
GameObject detailedMesh = (GameObject)Instantiate(go, go.transform.position, go.transform.rotation);
|
|||
|
|
|
|||
|
|
foreach (MonoBehaviour mb in detailedMesh.GetComponents<MonoBehaviour>())
|
|||
|
|
DestroyImmediate(mb);
|
|||
|
|
|
|||
|
|
detailedMesh.GetComponent<SkinnedMeshRenderer>().sharedMesh = go.GetComponent<SkinnedMeshRenderer>().sharedMesh;
|
|||
|
|
Undo.RegisterCreatedObjectUndo(detailedMesh, "Created LOD0");
|
|||
|
|
|
|||
|
|
// Preventing from children duplication
|
|||
|
|
Transform[] children = detailedMesh.GetComponentsInChildren<Transform>();
|
|||
|
|
foreach (Transform child in children)
|
|||
|
|
if (child.gameObject != detailedMesh)
|
|||
|
|
Undo.DestroyObjectImmediate(child.gameObject);
|
|||
|
|
|
|||
|
|
GameObject parentGo = go;
|
|||
|
|
Undo.SetTransformParent(detailedMesh.transform, parentGo.transform, "LOD0 New Parent");
|
|||
|
|
Undo.RecordObject(detailedMesh.transform, "LOD0 scale)");
|
|||
|
|
detailedMesh.transform.localScale = Vector3.one;
|
|||
|
|
Transform bones = detailedMesh.GetComponent<SkinnedMeshRenderer>().rootBone;
|
|||
|
|
detailedMesh.GetComponent<SkinnedMeshRenderer>().rootBone = null;
|
|||
|
|
detailedMesh.GetComponent<SkinnedMeshRenderer>().rootBone = bones;
|
|||
|
|
LODGroup lodGroup = Undo.AddComponent<LODGroup>(parentGo);
|
|||
|
|
Undo.DestroyObjectImmediate(parentGo.GetComponent<SkinnedMeshRenderer>());
|
|||
|
|
bool hasCollider = false;
|
|||
|
|
if (parentGo.GetComponent<Collider>())
|
|||
|
|
{
|
|||
|
|
Undo.DestroyObjectImmediate(parentGo.GetComponent<Collider>());
|
|||
|
|
hasCollider = true;
|
|||
|
|
}
|
|||
|
|
LOD[] lods = new LOD[properties._lodLevels];
|
|||
|
|
UnityEngine.Mesh lodMesh;
|
|||
|
|
lodMesh = detailedMesh.GetComponent<SkinnedMeshRenderer>().sharedMesh;
|
|||
|
|
bool hasBones = lodMesh.boneWeights.Length > 0;
|
|||
|
|
Matrix4x4[] bindposes = lodMesh.bindposes;
|
|||
|
|
MeshDecimator.Mesh meshDecimator = MeshDecimatorUnityEngineAPI.Mesh2DecMesh(lodMesh);
|
|||
|
|
|
|||
|
|
MeshDecimator.Algorithms.DecimationAlgorithm decimationAlgorithm = MeshDecimation.CreateAlgorithm(Algorithm.Default);
|
|||
|
|
decimationAlgorithm.StatusReport += this.ReportDecimationStatus;
|
|||
|
|
|
|||
|
|
|
|||
|
|
//Using the existing mesh as LOD0
|
|||
|
|
{
|
|||
|
|
if (properties._optimizeSourceMesh)
|
|||
|
|
{
|
|||
|
|
meshDecimator = MeshDecimator.MeshDecimation.DecimateMeshLossless(decimationAlgorithm, meshDecimator);
|
|||
|
|
lodMesh = MeshDecimatorUnityEngineAPI.DecMesh2Mesh(meshDecimator, hasBones);
|
|||
|
|
lodMesh.RecalculateBounds();
|
|||
|
|
Undo.RecordObject(detailedMesh.GetComponent<SkinnedMeshRenderer>().sharedMesh, "LOD0 optimized mesh");
|
|||
|
|
lodMesh.name = go.name + "_LOD0";
|
|||
|
|
if (properties._flatShading)
|
|||
|
|
{
|
|||
|
|
AutoLODMeshUtility.Smooth2FlatShading(lodMesh);
|
|||
|
|
}
|
|||
|
|
lodMesh.bindposes = bindposes;
|
|||
|
|
detailedMesh.GetComponent<SkinnedMeshRenderer>().sharedMesh = lodMesh;
|
|||
|
|
if (properties._writeMeshOnDisk)
|
|||
|
|
{
|
|||
|
|
AssetDatabase.CreateAsset(lodMesh, AssetDatabase.GenerateUniqueAssetPath("Assets/" + properties._filePath + "/" + go.name + "_LOD0.asset"));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
LOD lod = new LOD
|
|||
|
|
{
|
|||
|
|
renderers = new Renderer[1] { detailedMesh.GetComponent<SkinnedMeshRenderer>() },
|
|||
|
|
screenRelativeTransitionHeight = (properties._lodLevels == 1 ? properties._relativeHeightCulling : properties._performance)
|
|||
|
|
};
|
|||
|
|
lods[0] = lod;
|
|||
|
|
Undo.RecordObject(detailedMesh, "LOD0 Optimized Name");
|
|||
|
|
detailedMesh.name = go.name + "_LOD0";
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
currentProgress = (float)(count * properties._lodLevels) / (float)(targets.Count * properties._lodLevels);
|
|||
|
|
ReportProgress("", currentProgress);
|
|||
|
|
|
|||
|
|
for (int l = 1; l < properties._lodLevels; ++l)
|
|||
|
|
{
|
|||
|
|
currentObjectName = go.name + "_LOD" + l;
|
|||
|
|
GameObject clone = new GameObject(go.name + "_LOD" + l);
|
|||
|
|
Undo.RegisterCreatedObjectUndo(clone, "Created LOD0");
|
|||
|
|
int triangleTargetCount = Mathf.Min((int)(lodMesh.triangles.Length / (3 * properties._reductionRate)), 100000);
|
|||
|
|
meshDecimator = MeshDecimator.MeshDecimation.DecimateMesh(decimationAlgorithm, meshDecimator, triangleTargetCount);
|
|||
|
|
lodMesh = MeshDecimatorUnityEngineAPI.DecMesh2Mesh(meshDecimator, hasBones);
|
|||
|
|
lodMesh.name = go.name + "_LOD" + l;
|
|||
|
|
if (properties._flatShading)
|
|||
|
|
{
|
|||
|
|
AutoLODMeshUtility.Smooth2FlatShading(lodMesh);
|
|||
|
|
}
|
|||
|
|
lodMesh.bindposes = bindposes;
|
|||
|
|
if (properties._writeMeshOnDisk)
|
|||
|
|
{
|
|||
|
|
AssetDatabase.CreateAsset(lodMesh, AssetDatabase.GenerateUniqueAssetPath("Assets/" + properties._filePath + "/" + go.name + "_LOD" + l.ToString() + ".asset"));
|
|||
|
|
}
|
|||
|
|
clone.transform.parent = parentGo.transform;
|
|||
|
|
clone.transform.localPosition = Vector3.zero;
|
|||
|
|
clone.transform.localRotation = Quaternion.identity;
|
|||
|
|
clone.transform.localScale = Vector3.one;
|
|||
|
|
clone.AddComponent<SkinnedMeshRenderer>().bones = detailedMesh.GetComponent<SkinnedMeshRenderer>().bones;
|
|||
|
|
|
|||
|
|
|
|||
|
|
clone.GetComponent<SkinnedMeshRenderer>().sharedMesh = lodMesh;
|
|||
|
|
clone.GetComponent<SkinnedMeshRenderer>().sharedMaterials = detailedMesh.GetComponent<SkinnedMeshRenderer>().sharedMaterials;
|
|||
|
|
|
|||
|
|
if (hasCollider)
|
|||
|
|
{
|
|||
|
|
clone.AddComponent<MeshCollider>().sharedMesh = clone.GetComponent<SkinnedMeshRenderer>().sharedMesh;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
LOD lod = new LOD
|
|||
|
|
{
|
|||
|
|
renderers = new Renderer[1] { clone.GetComponent<Renderer>() },
|
|||
|
|
};
|
|||
|
|
if (l < properties._lodLevels - 1)
|
|||
|
|
{
|
|||
|
|
if (Mathf.Pow(properties._performance, l + 1) > properties._relativeHeightCulling)
|
|||
|
|
lod.screenRelativeTransitionHeight = Mathf.Pow(properties._performance, l + 1);
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
lod.screenRelativeTransitionHeight = (lods[l - 1].screenRelativeTransitionHeight + properties._relativeHeightCulling) / 2f;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
lod.screenRelativeTransitionHeight = properties._relativeHeightCulling;
|
|||
|
|
lods[l] = lod;
|
|||
|
|
|
|||
|
|
currentProgress = (float)(count * properties._lodLevels + l) / (float)(targets.Count * properties._lodLevels);
|
|||
|
|
ReportProgress("", currentProgress);
|
|||
|
|
}
|
|||
|
|
if (properties._writeMeshOnDisk)
|
|||
|
|
AssetDatabase.SaveAssets();
|
|||
|
|
lodGroup.SetLODs(lods);
|
|||
|
|
lodGroup.animateCrossFading = true;
|
|||
|
|
lodGroup.fadeMode = LODFadeMode.CrossFade;
|
|||
|
|
LODGroup.crossFadeAnimationDuration = 0.1f;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public void GenerateLOD()
|
|||
|
|
{
|
|||
|
|
int count = 0;
|
|||
|
|
|
|||
|
|
Undo.IncrementCurrentGroup();
|
|||
|
|
Undo.SetCurrentGroupName("AutoLOD");
|
|||
|
|
|
|||
|
|
foreach (AutoLODProperties a in targets)
|
|||
|
|
{
|
|||
|
|
if (a._target == null)
|
|||
|
|
continue;
|
|||
|
|
if(a._target.gameObject.scene.name == null)
|
|||
|
|
{
|
|||
|
|
Debug.LogWarning(a._target.name + " is a Prefab. You must instantiate the prefab in a scene and work on the instance instead. Ignoring this object.");
|
|||
|
|
continue;
|
|||
|
|
}
|
|||
|
|
if (!a._customSettings)
|
|||
|
|
{
|
|||
|
|
a.Apply(commonSettings);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (a._writeMeshOnDisk && (!Directory.Exists(Application.dataPath + "/" + a._filePath)))
|
|||
|
|
{
|
|||
|
|
Directory.CreateDirectory(Application.dataPath + "/" + a._filePath);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
GameObject go = a._target.gameObject;
|
|||
|
|
RendererType meshType = GetRendererType(go);
|
|||
|
|
switch (meshType)
|
|||
|
|
{
|
|||
|
|
case RendererType.Default:
|
|||
|
|
{
|
|||
|
|
ProcessMeshRenderer(a, count);
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
case RendererType.Skinned:
|
|||
|
|
{
|
|||
|
|
ProcessSkinnedMeshRenderer(a, count);
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
case RendererType.Unhandled:
|
|||
|
|
{
|
|||
|
|
Debug.LogWarning(go.name + ": This renderer is not handled yet. Ignoring this object.");
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
case RendererType.Unknown:
|
|||
|
|
default:
|
|||
|
|
{
|
|||
|
|
Debug.LogWarning(go.name + ": No valid renderer found. Ignoring this object.");
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
count++;
|
|||
|
|
}
|
|||
|
|
if (_clearWhenFinished)
|
|||
|
|
targets.Clear();
|
|||
|
|
EditorUtility.ClearProgressBar();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
#endif
|