936 lines
43 KiB
C#
936 lines
43 KiB
C#
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using System.Collections.Generic;
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using System.IO;
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using UnityEditor;
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using UnityEngine;
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using UnityEngine.Rendering;
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namespace AutoLOD.MeshDecimator
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{
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using Utilities;
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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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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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private bool showPreview;
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PreviewRenderUtility previewRender;
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float previewFov = 30f;
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private Quaternion preview3dRotation;
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private Quaternion previewLight3dRotation;
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private GameObject previewObj;
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private GameObject previewObjWireframe;
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private float previewReductionRate = 2f;
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private int previewIndex = -1;
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private int previewSourceFaceCount;
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private int previewTargetFaceCount;
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private int previewActualFaceCount;
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private Material wireframeMaterial;
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private Vector3 previewPivotOffset = Vector3.zero;
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private bool wireframeOnly = false;
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private float wireframeOpacity = 0.5f;
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private Color wireframeColor = Color.black;
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private IMeshDecimator previewMeshDecimator;
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private MeshDecimatorBackend previewBackend = MeshDecimatorBackend.Fast;
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[MenuItem("Window/AutoLOD/MeshDecimator Documentation")]
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public static void ShowOnlineHelp()
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{
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Help.BrowseURL("https://leochaumartin.com/wiki/index.php/AutoLOD");
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}
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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>("Icon_AutoLOD"));
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win.minSize = new Vector2(284, 380);
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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>("Icon_AutoLOD"));
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win.minSize = new Vector2(284, 380);
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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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public void OnEnable()
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{
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previewRender = new PreviewRenderUtility(true);
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previewRender.camera.fieldOfView = previewFov;
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previewRender.camera.nearClipPlane = 0.001f;
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previewRender.camera.farClipPlane = 10000f;
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previewRender.camera.transform.LookAt(Vector3.zero);
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previewRender.camera.clearFlags = CameraClearFlags.SolidColor;
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previewRender.camera.backgroundColor = new Color(0.19f, 0.19f, 0.19f);
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if (GraphicsSettings.currentRenderPipeline != null && GraphicsSettings.currentRenderPipeline.name.Contains("HD"))
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{
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wireframeOnly = true;
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}
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previewObj = new GameObject();
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previewObj.hideFlags = HideFlags.HideAndDontSave;
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previewObj.AddComponent<MeshFilter>();
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previewObj.AddComponent<MeshRenderer>();
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previewObj.transform.position = Vector3.zero;
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previewObj.transform.rotation = Quaternion.identity;
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previewObjWireframe = new GameObject();
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previewObjWireframe.hideFlags = HideFlags.HideAndDontSave;
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previewObjWireframe.AddComponent<MeshFilter>();
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previewObjWireframe.AddComponent<MeshRenderer>();
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previewObjWireframe.transform.position = Vector3.zero;
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previewObjWireframe.transform.rotation = Quaternion.identity;
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previewRender.AddSingleGO(previewObj);
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previewRender.AddSingleGO(previewObjWireframe);
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preview3dRotation = Quaternion.identity;
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previewLight3dRotation = Quaternion.identity;
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wireframeMaterial = new Material(Shader.Find("AutoLOD/Wireframe"));
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wireframeMaterial.hideFlags = HideFlags.HideAndDontSave;
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wireframeMaterial.SetColor("_Color", wireframeColor);
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wireframeMaterial.SetFloat("_Opacity", wireframeOpacity);
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previewBackend = MeshDecimatorBackend.Fast;
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previewMeshDecimator = new CFastMeshDecimator();
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previewMeshDecimator.Initialize();
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}
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public void OnDisable()
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{
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previewRender.Cleanup();
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}
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private void UpdatePreviewReductionRate()
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{
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if (previewIndex != -1 && previewIndex < targets.Count && targets[previewIndex]._target != null)
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{
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GameObject source = targets[previewIndex]._target.gameObject;
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RendererType rtype = GetRendererType(source);
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switch (rtype)
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{
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case RendererType.Default:
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{
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previewSourceFaceCount = source.GetComponent<MeshFilter>().sharedMesh.triangles.Length / 3;
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previewTargetFaceCount = Mathf.RoundToInt(previewSourceFaceCount / previewReductionRate);
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UnityEngine.Mesh decimatedMesh = previewMeshDecimator.DecimateMesh(source.GetComponent<MeshFilter>().sharedMesh, previewTargetFaceCount, false);
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previewActualFaceCount = decimatedMesh.triangles.Length / 3;
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previewObj.GetComponent<MeshFilter>().sharedMesh = decimatedMesh;
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previewObjWireframe.GetComponent<MeshFilter>().sharedMesh = decimatedMesh;
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}
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break;
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case RendererType.Skinned:
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{
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previewSourceFaceCount = source.GetComponent<SkinnedMeshRenderer>().sharedMesh.triangles.Length / 3;
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previewTargetFaceCount = Mathf.RoundToInt(previewSourceFaceCount / previewReductionRate);
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UnityEngine.Mesh decimatedMesh = previewMeshDecimator.DecimateMesh(source.GetComponent<SkinnedMeshRenderer>().sharedMesh, previewTargetFaceCount, false);
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previewActualFaceCount = decimatedMesh.triangles.Length / 3;
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previewObj.GetComponent<MeshFilter>().sharedMesh = decimatedMesh;
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previewObjWireframe.GetComponent<MeshFilter>().sharedMesh = decimatedMesh;
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}
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break;
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}
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}
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}
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private void UpdatePreviewObject()
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{
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if (previewIndex != -1 && previewIndex < targets.Count && targets[previewIndex]._target != null)
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{
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GameObject source = targets[previewIndex]._target.gameObject;
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RendererType rtype = GetRendererType(source);
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switch (rtype)
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{
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case RendererType.Default:
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{
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previewObj.GetComponent<MeshFilter>().sharedMesh = source.GetComponent<MeshFilter>().sharedMesh;
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Material[] sharedMaterials = new Material[source.GetComponent<MeshRenderer>().sharedMaterials.Length];
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Material[] sharedWireframeMaterials = new Material[source.GetComponent<MeshRenderer>().sharedMaterials.Length];
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for (int i = 0; i < sharedMaterials.Length; ++i)
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{
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sharedMaterials[i] = source.GetComponent<MeshRenderer>().sharedMaterials[i];
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sharedWireframeMaterials[i] = wireframeMaterial;
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}
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previewObj.GetComponent<MeshRenderer>().sharedMaterials = sharedMaterials;
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previewObjWireframe.GetComponent<MeshRenderer>().sharedMaterials = sharedWireframeMaterials;
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previewRender.camera.transform.position = Vector3.back * source.GetComponent<MeshFilter>().sharedMesh.bounds.size.magnitude * 2;
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previewRender.camera.transform.LookAt(Vector3.zero);
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previewPivotOffset = -source.GetComponent<MeshFilter>().sharedMesh.bounds.center;
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}
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break;
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case RendererType.Skinned:
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{
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previewObj.GetComponent<MeshFilter>().sharedMesh = source.GetComponent<SkinnedMeshRenderer>().sharedMesh;
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Material[] sharedMaterials = new Material[source.GetComponent<SkinnedMeshRenderer>().sharedMaterials.Length];
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Material[] sharedWireframeMaterials = new Material[source.GetComponent<SkinnedMeshRenderer>().sharedMaterials.Length];
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for (int i = 0; i < sharedMaterials.Length; ++i)
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{
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sharedMaterials[i] = source.GetComponent<SkinnedMeshRenderer>().sharedMaterials[i];
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sharedWireframeMaterials[i] = wireframeMaterial;
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}
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previewObj.GetComponent<MeshRenderer>().sharedMaterials = sharedMaterials;
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previewObjWireframe.GetComponent<MeshRenderer>().sharedMaterials = sharedWireframeMaterials;
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previewRender.camera.transform.position = Vector3.back * source.GetComponent<SkinnedMeshRenderer>().sharedMesh.bounds.size.magnitude * 2;
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previewRender.camera.transform.LookAt(Vector3.zero);
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previewPivotOffset = -source.GetComponent<SkinnedMeshRenderer>().sharedMesh.bounds.center;
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}
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break;
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default:
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break;
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}
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previewObj.transform.position = preview3dRotation * previewPivotOffset;
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previewObjWireframe.transform.position = preview3dRotation * previewPivotOffset;
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previewObjWireframe.transform.position += previewRender.camera.transform.position * 0.01f;
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UpdatePreviewReductionRate();
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}
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else
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{
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ResetPreviewObject();
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}
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}
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private void ResetPreviewObject()
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{
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previewIndex = -1;
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previewSourceFaceCount = 0;
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previewTargetFaceCount = 0;
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previewActualFaceCount = 0;
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previewObj.GetComponent<MeshFilter>().sharedMesh = null;
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previewObj.GetComponent<MeshRenderer>().sharedMaterial = null;
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previewObjWireframe.GetComponent<MeshFilter>().sharedMesh = null;
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previewObjWireframe.GetComponent<MeshRenderer>().sharedMaterial = null;
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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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AutoLODEditorUtility.InitializeStyle();
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EditorGUI.DrawRect(new Rect(0, 0, Screen.width, Screen.height), new Color(0f, 0f, 0f, 0.156f));
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GUILayout.Label(Resources.Load<Texture>("Logo_AutoLOD"), AutoLODEditorUtility.centeredStyle, GUILayout.Height(32f));
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EditorGUILayout.BeginHorizontal();
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EditorGUILayout.BeginVertical();
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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.LabelField("Targets", AutoLODEditorUtility.titleStyle);
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EditorGUILayout.BeginHorizontal();
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EditorGUILayout.BeginHorizontal(EditorStyles.helpBox);
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Rect myRect = GUILayoutUtility.GetRect(0, 16, GUILayout.Height(24), GUILayout.Width(156), GUILayout.ExpandWidth(true));
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GUI.skin.box = AutoLODEditorUtility.dropBoxStyle;
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GUI.SetNextControlName("DragDropBox");
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GUI.Box(myRect, "Drag and Drop renderers here", AutoLODEditorUtility.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 > 13)
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name = name.Substring(0, 13) + "...";
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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, AutoLODEditorUtility.subHeaderStyle);
|
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bool hasRenderer = targets[i]._target != null;
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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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bool isPreview = i == previewIndex;
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if (GUILayout.Toggle(isPreview, EditorGUIUtility.IconContent("d_ViewToolOrbit"), "Button", GUILayout.Width(24), GUILayout.Height(18)))
|
|||
|
|
{
|
|||
|
|
if (previewIndex == -1)
|
|||
|
|
{
|
|||
|
|
if (!this.docked)
|
|||
|
|
{
|
|||
|
|
Rect winRect = position;
|
|||
|
|
winRect.width = winRect.height * 1.33f;
|
|||
|
|
position = winRect;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
previewIndex = i;
|
|||
|
|
if (!isPreview)
|
|||
|
|
UpdatePreviewObject();
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
if (isPreview)
|
|||
|
|
{
|
|||
|
|
if (!this.docked)
|
|||
|
|
{
|
|||
|
|
Rect winRect = position;
|
|||
|
|
winRect.width = minSize.x;
|
|||
|
|
position = winRect;
|
|||
|
|
}
|
|||
|
|
ResetPreviewObject();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
EditorGUILayout.Space(2, false);
|
|||
|
|
if (GUILayout.Button(EditorGUIUtility.IconContent("d_Toolbar Minus@2x"), GUILayout.Width(24), GUILayout.Height(18)))
|
|||
|
|
indexesToRemove.Add(i);
|
|||
|
|
EditorGUILayout.EndHorizontal();
|
|||
|
|
|
|||
|
|
if (targets[i]._foldout)
|
|||
|
|
{
|
|||
|
|
EditorGUILayout.BeginVertical(EditorStyles.inspectorDefaultMargins);
|
|||
|
|
|
|||
|
|
if (subEditor)
|
|||
|
|
{
|
|||
|
|
property = subEditor.serializedObject.FindProperty("_customSettings");
|
|||
|
|
EditorGUILayout.PropertyField(property);
|
|||
|
|
if (targets[i]._customSettings)
|
|||
|
|
{
|
|||
|
|
AutoLODEditorUtility.DrawPropertiesPanel(targets[i], subEditor, out bool needsRepaint);
|
|||
|
|
if (needsRepaint)
|
|||
|
|
Repaint();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
EditorGUILayout.EndVertical();
|
|||
|
|
}
|
|||
|
|
subEditor.serializedObject.ApplyModifiedProperties();
|
|||
|
|
if (previewIndex == i)
|
|||
|
|
{
|
|||
|
|
if (!hasRenderer && targets[i]._target != null)
|
|||
|
|
UpdatePreviewObject();
|
|||
|
|
if (hasRenderer && targets[i]._target == null)
|
|||
|
|
ResetPreviewObject();
|
|||
|
|
}
|
|||
|
|
EditorGUILayout.EndFoldoutHeaderGroup();
|
|||
|
|
EditorGUILayout.Separator();
|
|||
|
|
}
|
|||
|
|
EditorGUILayout.EndScrollView();
|
|||
|
|
|
|||
|
|
EditorGUILayout.EndVertical();
|
|||
|
|
|
|||
|
|
indexesToRemove.Reverse();
|
|||
|
|
|
|||
|
|
foreach (int index in indexesToRemove)
|
|||
|
|
{
|
|||
|
|
targets.RemoveAt(index);
|
|||
|
|
if (index == previewIndex)
|
|||
|
|
{
|
|||
|
|
ResetPreviewObject();
|
|||
|
|
}
|
|||
|
|
if (index < previewIndex)
|
|||
|
|
previewIndex--;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
EditorGUILayout.Separator();
|
|||
|
|
|
|||
|
|
EditorGUILayout.BeginVertical(EditorStyles.helpBox);
|
|||
|
|
|
|||
|
|
EditorGUILayout.LabelField("Common Settings", AutoLODEditorUtility.titleStyle);
|
|||
|
|
|
|||
|
|
EditorGUILayout.Separator();
|
|||
|
|
|
|||
|
|
{
|
|||
|
|
AutoLODEditorUtility.DrawPropertiesPanel(commonSettings, commonEditor, out bool needsRepaint);
|
|||
|
|
if (needsRepaint)
|
|||
|
|
Repaint();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
commonEditor.serializedObject.ApplyModifiedProperties();
|
|||
|
|
|
|||
|
|
EditorGUILayout.Separator();
|
|||
|
|
EditorGUILayout.EndVertical();
|
|||
|
|
EditorGUILayout.Separator();
|
|||
|
|
GUILayout.BeginHorizontal(GUILayout.ExpandWidth(true));
|
|||
|
|
GUILayout.FlexibleSpace();
|
|||
|
|
if (GUILayout.Button(new GUIContent("Generate LOD", Resources.Load<Texture>("Icon_AutoLOD")), GUILayout.Height(42), GUILayout.Width(225)))
|
|||
|
|
{
|
|||
|
|
GenerateLOD();
|
|||
|
|
}
|
|||
|
|
GUILayout.FlexibleSpace();
|
|||
|
|
GUILayout.EndHorizontal();
|
|||
|
|
GUILayout.EndVertical();
|
|||
|
|
|
|||
|
|
showPreview = previewIndex > -1;
|
|||
|
|
if (showPreview)
|
|||
|
|
{
|
|||
|
|
EditorGUILayout.BeginVertical(EditorStyles.helpBox, GUILayout.ExpandWidth(true));
|
|||
|
|
GUILayout.Label("Preview Area", AutoLODEditorUtility.titleStyle);
|
|||
|
|
EditorGUILayout.Separator();
|
|||
|
|
EditorGUILayout.BeginHorizontal();
|
|||
|
|
GUILayout.Label("Reduction Rate");
|
|||
|
|
float tmpPreviewReductionRate = EditorGUILayout.Slider(previewReductionRate, 1f, 32f);
|
|||
|
|
if (tmpPreviewReductionRate != previewReductionRate)
|
|||
|
|
{
|
|||
|
|
previewReductionRate = tmpPreviewReductionRate;
|
|||
|
|
UpdatePreviewReductionRate();
|
|||
|
|
}
|
|||
|
|
MeshDecimatorBackend tmpPreviewBackend = (MeshDecimatorBackend)EditorGUILayout.EnumPopup(previewBackend, GUILayout.Width(100));
|
|||
|
|
if(tmpPreviewBackend != previewBackend)
|
|||
|
|
{
|
|||
|
|
previewBackend = tmpPreviewBackend;
|
|||
|
|
switch (previewBackend)
|
|||
|
|
{
|
|||
|
|
case MeshDecimatorBackend.HighQuality:
|
|||
|
|
previewMeshDecimator = new CQualityMeshDecimator();
|
|||
|
|
break;
|
|||
|
|
case MeshDecimatorBackend.Fast:
|
|||
|
|
default:
|
|||
|
|
previewMeshDecimator = new CFastMeshDecimator();
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
previewMeshDecimator.Initialize();
|
|||
|
|
UpdatePreviewReductionRate();
|
|||
|
|
}
|
|||
|
|
EditorGUILayout.EndHorizontal();
|
|||
|
|
Rect preview3dRect = GUILayoutUtility.GetRect(1, 1, GUILayout.MaxWidth(Screen.width - 280), GUILayout.ExpandWidth(true), GUILayout.MaxHeight(Screen.width - 280), GUILayout.ExpandHeight(true));
|
|||
|
|
EditorGUI.DrawRect(preview3dRect, Color.black);
|
|||
|
|
if (previewRender != null && previewRender.camera != null)
|
|||
|
|
{
|
|||
|
|
previewObj.SetActive(!wireframeOnly);
|
|||
|
|
previewRender.BeginStaticPreview(preview3dRect);
|
|||
|
|
previewRender.Render(true);
|
|||
|
|
EditorGUI.DrawPreviewTexture(preview3dRect, previewRender.EndStaticPreview());
|
|||
|
|
EditorGUI.LabelField(preview3dRect, string.Format("Source faces: {0}\nTarget faces: {1}\nActual faces: {2}", previewSourceFaceCount, previewTargetFaceCount, previewActualFaceCount), EditorStyles.miniBoldLabel);
|
|||
|
|
EditorGUILayout.BeginHorizontal();
|
|||
|
|
EditorGUILayout.LabelField("Wireframe Only", GUILayout.Width(100f));
|
|||
|
|
wireframeOnly = EditorGUILayout.Toggle(wireframeOnly, GUILayout.Width(24f));
|
|||
|
|
float tmpWireframeOpacity = EditorGUILayout.Slider(wireframeOpacity, 0f, 1f, GUILayout.ExpandWidth(true));
|
|||
|
|
if (tmpWireframeOpacity != wireframeOpacity)
|
|||
|
|
{
|
|||
|
|
wireframeOpacity = tmpWireframeOpacity;
|
|||
|
|
wireframeMaterial.SetFloat("_Opacity", wireframeOpacity);
|
|||
|
|
}
|
|||
|
|
Color tmpColor = EditorGUILayout.ColorField(wireframeColor, GUILayout.Width(56));
|
|||
|
|
if(tmpColor != wireframeColor)
|
|||
|
|
{
|
|||
|
|
wireframeColor = tmpColor;
|
|||
|
|
wireframeMaterial.SetColor("_Color", wireframeColor);
|
|||
|
|
}
|
|||
|
|
EditorGUILayout.EndHorizontal();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (Event.current.type == EventType.ScrollWheel && preview3dRect.Contains(Event.current.mousePosition))
|
|||
|
|
{
|
|||
|
|
float delta = Event.current.delta.y;
|
|||
|
|
previewFov += delta / 5f;
|
|||
|
|
previewFov = Mathf.Clamp(previewFov, 1f, 90f);
|
|||
|
|
previewRender.camera.fieldOfView = previewFov;
|
|||
|
|
Event.current.Use();
|
|||
|
|
}
|
|||
|
|
if (Event.current.type == EventType.MouseDrag && preview3dRect.Contains(Event.current.mousePosition))
|
|||
|
|
{
|
|||
|
|
if (Event.current.button == 0)
|
|||
|
|
{
|
|||
|
|
preview3dRotation = Quaternion.Euler(-Event.current.delta.y / preview3dRect.height * previewFov / 30f * 180f, 0f, 0f) *
|
|||
|
|
preview3dRotation *
|
|||
|
|
Quaternion.Euler(0f, -Event.current.delta.x / preview3dRect.width * previewFov / 30f * 180f, 0f);
|
|||
|
|
previewObj.transform.rotation = preview3dRotation;
|
|||
|
|
previewObj.transform.position = preview3dRotation * previewPivotOffset;
|
|||
|
|
previewObjWireframe.transform.rotation = preview3dRotation;
|
|||
|
|
previewObjWireframe.transform.position = preview3dRotation * previewPivotOffset;
|
|||
|
|
previewObjWireframe.transform.position += previewRender.camera.transform.position * 0.01f;
|
|||
|
|
|
|||
|
|
Event.current.Use();
|
|||
|
|
}
|
|||
|
|
if (Event.current.button == 1)
|
|||
|
|
{
|
|||
|
|
previewLight3dRotation = Quaternion.Euler(-Event.current.delta.y / preview3dRect.height * previewFov / 30f * 180f, 0f, 0f) *
|
|||
|
|
previewLight3dRotation *
|
|||
|
|
Quaternion.Euler(0f, -Event.current.delta.x / preview3dRect.width * previewFov / 30f * 180f, 0f);
|
|||
|
|
previewRender.lights[0].transform.rotation = previewLight3dRotation;
|
|||
|
|
Event.current.Use();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
EditorGUILayout.EndVertical();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
GUILayout.EndHorizontal();
|
|||
|
|
GUILayout.FlexibleSpace();
|
|||
|
|
|
|||
|
|
EditorGUILayout.Separator();
|
|||
|
|
|
|||
|
|
GUILayout.BeginHorizontal();
|
|||
|
|
|
|||
|
|
AutoLODEditorUtility.smallFont.normal.textColor = new Color(0.8f, 0.8f, 0.8f);
|
|||
|
|
if (GUILayout.Button(EditorGUIUtility.IconContent("_Help"), GUILayout.Height(20)))
|
|||
|
|
{
|
|||
|
|
Help.BrowseURL("https://leochaumartin.com/wiki/index.php/AutoLOD");
|
|||
|
|
}
|
|||
|
|
if (GUILayout.Button(Resources.Load<Texture>("discord"), GUILayout.Height(20), GUILayout.Width(24)))
|
|||
|
|
{
|
|||
|
|
Help.BrowseURL("https://discord.gg/kYwzdvAt8q");
|
|||
|
|
}
|
|||
|
|
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(new GUIContent(Resources.Load<Texture>("mail"), "support@leochaumartin.com"), GUILayout.Height(20), GUILayout.Width(24)))
|
|||
|
|
{
|
|||
|
|
Help.BrowseURL("mailto:chaumartinleo@gmail.com");
|
|||
|
|
}
|
|||
|
|
GUILayout.FlexibleSpace();
|
|||
|
|
GUILayout.BeginVertical();
|
|||
|
|
GUILayout.Label("v5.5.0 ", AutoLODEditorUtility.smallFont, GUILayout.Height(8));
|
|||
|
|
GUILayout.BeginHorizontal();
|
|||
|
|
GUILayout.Label("<22> 2020-2025 ", AutoLODEditorUtility.smallFont, GUILayout.Height(8));
|
|||
|
|
Rect logoRect = GUILayoutUtility.GetLastRect();
|
|||
|
|
logoRect.x -= 42;
|
|||
|
|
logoRect.height = 15;
|
|||
|
|
logoRect.y -= 4;
|
|||
|
|
GUI.Label(logoRect, Resources.Load<Texture>("Logo_AutoLOD"));
|
|||
|
|
GUILayout.EndHorizontal();
|
|||
|
|
GUILayout.Label("L<>o Chaumartin ", AutoLODEditorUtility.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(int iteration, int start, int current, int end)
|
|||
|
|
{
|
|||
|
|
if (end > start)
|
|||
|
|
{
|
|||
|
|
string message = "Blendshapes Interpolation: This process can take a long time";
|
|||
|
|
ReportProgress(message, 1f);
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
double progress = 1.0 - (current - Mathf.Min(start, end)) / (double)Mathf.Abs(start - end);
|
|||
|
|
string message = "AutoLOD Decimation Process: " + ((int)(100 * progress)).ToString() + "%";
|
|||
|
|
ReportProgress(message, (float)progress);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
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("Initialization...", 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>());
|
|||
|
|
|
|||
|
|
if (parentGo.GetComponent<Collider>())
|
|||
|
|
{
|
|||
|
|
Undo.DestroyObjectImmediate(parentGo.GetComponent<Collider>());
|
|||
|
|
}
|
|||
|
|
LOD[] lods = new LOD[properties._lodLevels];
|
|||
|
|
UnityEngine.Mesh lodMesh;
|
|||
|
|
lodMesh = detailedMesh.GetComponent<MeshFilter>().sharedMesh;
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
IMeshDecimator meshDecimator;
|
|||
|
|
switch (properties._backend)
|
|||
|
|
{
|
|||
|
|
case MeshDecimatorBackend.HighQuality:
|
|||
|
|
meshDecimator = new CQualityMeshDecimator();
|
|||
|
|
break;
|
|||
|
|
|
|||
|
|
case MeshDecimatorBackend.Fast:
|
|||
|
|
default:
|
|||
|
|
meshDecimator = new CFastMeshDecimator();
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
meshDecimator.Initialize();
|
|||
|
|
|
|||
|
|
meshDecimator.statusReportInvoker += ReportDecimationStatus;
|
|||
|
|
|
|||
|
|
//Using the existing mesh as LOD0
|
|||
|
|
{
|
|||
|
|
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);
|
|||
|
|
|
|||
|
|
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));
|
|||
|
|
lodMesh = meshDecimator.DecimateMesh(lodMesh, triangleTargetCount, false);
|
|||
|
|
|
|||
|
|
lodMesh.name = go.name + "_LOD" + l;
|
|||
|
|
if (properties._flatShading)
|
|||
|
|
{
|
|||
|
|
AutoLODMeshUtility.Smooth2FlatShading(lodMesh);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
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;
|
|||
|
|
|
|||
|
|
|
|||
|
|
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);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
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("Initialization...", currentProgress);
|
|||
|
|
GameObject detailedMesh = (GameObject)Instantiate(go, go.transform.position, go.transform.rotation);
|
|||
|
|
|
|||
|
|
foreach (MonoBehaviour mb in detailedMesh.GetComponents<MonoBehaviour>())
|
|||
|
|
DestroyImmediate(mb);
|
|||
|
|
|
|||
|
|
bool hasBlendshapes = go.GetComponent<SkinnedMeshRenderer>().sharedMesh.blendShapeCount > 0;
|
|||
|
|
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;
|
|||
|
|
|
|||
|
|
Matrix4x4[] bindposes = lodMesh.bindposes;
|
|||
|
|
|
|||
|
|
IMeshDecimator meshDecimator;
|
|||
|
|
switch (properties._backend)
|
|||
|
|
{
|
|||
|
|
case MeshDecimatorBackend.HighQuality:
|
|||
|
|
meshDecimator = new CQualityMeshDecimator();
|
|||
|
|
break;
|
|||
|
|
|
|||
|
|
case MeshDecimatorBackend.Fast:
|
|||
|
|
default:
|
|||
|
|
meshDecimator = new CFastMeshDecimator();
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
meshDecimator.Initialize();
|
|||
|
|
|
|||
|
|
meshDecimator.statusReportInvoker += ReportDecimationStatus;
|
|||
|
|
|
|||
|
|
//Using the existing mesh as LOD0
|
|||
|
|
{
|
|||
|
|
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);
|
|||
|
|
|
|||
|
|
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));
|
|||
|
|
lodMesh = meshDecimator.DecimateMesh(lodMesh, triangleTargetCount, hasBlendshapes);
|
|||
|
|
|
|||
|
|
lodMesh.name = go.name + "_LOD" + l;
|
|||
|
|
if (properties._flatShading)
|
|||
|
|
{
|
|||
|
|
AutoLODMeshUtility.Smooth2FlatShading(lodMesh);
|
|||
|
|
}
|
|||
|
|
lodMesh.bindposes = bindposes;
|
|||
|
|
|
|||
|
|
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);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
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 (!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++;
|
|||
|
|
}
|
|||
|
|
targets.Clear();
|
|||
|
|
ResetPreviewObject();
|
|||
|
|
EditorUtility.ClearProgressBar();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|