/
ProBuilderEditor.cs
1045 lines (852 loc) · 38.2 KB
/
ProBuilderEditor.cs
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using System;
using UnityEngine;
using System.Linq;
using System.Collections.Generic;
using UnityEngine.ProBuilder;
using PMesh = UnityEngine.ProBuilder.ProBuilderMesh;
using UObject = UnityEngine.Object;
using UnityEditor.SettingsManagement;
#if UNITY_2020_2_OR_NEWER
using EditorToolManager = UnityEditor.EditorTools.EditorToolManager;
using ToolManager = UnityEditor.EditorTools.ToolManager;
#else
using EditorToolManager = UnityEditor.EditorTools.EditorToolContext;
using ToolManager = UnityEditor.EditorTools.EditorTools;
#endif
namespace UnityEditor.ProBuilder
{
/// <summary>
/// Manages the [ProBuilder toolbar and tool mode](../manual/toolbar.html).
/// </summary>
public sealed class ProBuilderEditor : EditorWindow, IHasCustomMenu
{
// Match the value set in RectSelection.cs
const float k_MouseDragThreshold = 6f;
/// <summary>
/// Raised any time the ProBuilder editor refreshes the selection. This is called every frame when interacting with mesh elements, and after any mesh operation.
/// </summary>
public static event Action<IEnumerable<ProBuilderMesh>> selectionUpdated;
/// <summary>
/// Raised when the EditLevel changes.
/// </summary>
public static event Action<SelectMode> selectModeChanged;
/// <summary>
/// Raised when vertex modifications are complete.
/// </summary>
public static event Action<IEnumerable<ProBuilderMesh>> afterMeshModification;
/// <summary>
/// Raised immediately prior to beginning vertex modifications, when the ProBuilderMesh is in un-altered state. This is after
/// <see cref="ProBuilderMesh.ToMesh"/> and <see cref="ProBuilderMesh.Refresh"/> have been called, but before <see cref="EditorMeshUtility.Optimize"/>.
/// </summary>
public static event Action<IEnumerable<ProBuilderMesh>> beforeMeshModification;
EditorToolbar m_Toolbar;
ProBuilderToolManager m_ToolManager; // never use this directly! use toolManager getter to avoid problems with multiple editor instances
internal static ProBuilderToolManager toolManager => s_Instance != null ? s_Instance.m_ToolManager : null;
internal EditorToolbar toolbar => m_Toolbar; // used by unit tests
static ProBuilderEditor s_Instance;
GUIContent[] m_EditModeIcons;
GUIStyle VertexTranslationInfoStyle;
[UserSetting("General", "Show Scene Info",
"Toggle the display of information about selected meshes in the Scene View.")]
static Pref<bool> s_ShowSceneInfo = new Pref<bool>("editor.showSceneInfo", false);
[UserSetting("Toolbar", "Icon GUI", "Toggles the ProBuilder window interface between text and icon versions.")]
internal static Pref<bool> s_IsIconGui = new Pref<bool>("editor.toolbarIconGUI", false);
[UserSetting("Mesh Editing", "Allow non-manifold actions",
"Enables advanced mesh editing techniques that may create non-manifold geometry.")]
internal static Pref<bool> s_AllowNonManifoldActions =
new Pref<bool>("editor.allowNonManifoldActions", false, SettingsScope.User);
[UserSetting("Toolbar", "Toolbar Location",
"Where the Object, Face, Edge, and Vertex toolbar will be shown in the Scene View.")]
static Pref<SceneToolbarLocation> s_SceneToolbarLocation =
new Pref<SceneToolbarLocation>("editor.sceneToolbarLocation", SceneToolbarLocation.UpperCenter,
SettingsScope.User);
static Pref<bool> s_WindowIsFloating = new Pref<bool>("UnityEngine.ProBuilder.ProBuilderEditor-isUtilityWindow",
false, SettingsScope.Project);
static Pref<bool> m_BackfaceSelectEnabled = new Pref<bool>("editor.backFaceSelectEnabled", false);
static Pref<RectSelectMode> m_DragSelectRectMode =
new Pref<RectSelectMode>("editor.dragSelectRectMode", RectSelectMode.Partial);
static Pref<SelectionModifierBehavior> m_SelectModifierBehavior =
new Pref<SelectionModifierBehavior>("editor.rectSelectModifier", SelectionModifierBehavior.Difference);
internal static RectSelectMode rectSelectMode
{
get { return m_DragSelectRectMode.value; }
set
{
if (m_DragSelectRectMode.value == value)
return;
m_DragSelectRectMode.SetValue(value, true);
if (s_Instance != null)
s_Instance.m_ScenePickerPreferences.rectSelectMode = value;
}
}
internal static SelectionModifierBehavior selectionModifierBehavior
{
get { return m_SelectModifierBehavior.value; }
set
{
if (s_Instance == null || m_SelectModifierBehavior.value == value)
return;
m_SelectModifierBehavior.SetValue(value, true);
if (s_Instance != null)
s_Instance.m_ScenePickerPreferences.selectionModifierBehavior = value;
}
}
internal static bool backfaceSelectionEnabled
{
get { return m_BackfaceSelectEnabled.value; }
set
{
if (value == m_BackfaceSelectEnabled.value)
return;
m_BackfaceSelectEnabled.SetValue(value, true);
if (s_Instance != null)
s_Instance.m_ScenePickerPreferences.cullMode = value ? CullingMode.None : CullingMode.Back;
}
}
// used for 'g' key shortcut to swap between object/vef modes
SelectMode m_LastComponentMode;
GUIStyle m_CommandStyle;
Rect m_ElementModeToolbarRect = new Rect(3, 6, 128, 24);
int m_DefaultControl;
SceneSelection m_Hovering = new SceneSelection();
SceneSelection m_HoveringPrevious = new SceneSelection();
ScenePickerPreferences m_ScenePickerPreferences;
[UserSetting("Graphics", "Show Hover Highlight", "Highlight the mesh element nearest to the mouse cursor.")]
static Pref<bool> s_ShowHoverHighlight =
new Pref<bool>("editor.showPreselectionHighlight", true, SettingsScope.User);
Vector2 m_InitialMousePosition;
Rect m_MouseDragRect;
bool m_IsDragging;
bool m_IsReadyForMouseDrag;
// prevents leftClickUp from stealing focus after double click
bool m_WasDoubleClick;
// vertex handles
Vector3[][] m_VertexPositions;
Vector3[] m_VertexOffset;
GUIContent m_SceneInfo = new GUIContent();
Rect m_SceneInfoRect = new Rect(10, 10, 200, 40);
bool m_wasSelectingPath;
// All selected pb_Objects
internal List<ProBuilderMesh> selection
{
get { return MeshSelection.topInternal; }
}
Event m_CurrentEvent;
internal bool isFloatingWindow { get; private set; }
/// <summary>
/// Gets and sets the current <see cref="SelectMode"/> value.
/// </summary>
public static SelectMode selectMode
{
get
{
// for backwards compatibility reasons `Object` is returned when editor is closed
if (s_Instance != null)
return ProBuilderToolManager.selectMode;
return SelectMode.Object;
}
set
{
toolManager?.SetSelectMode(value);
}
}
/// <summary>
/// Changes the <see cref="SelectMode"/> to the last used mesh element mode.
/// </summary>
public static void ResetToLastSelectMode()
{
toolManager?.ResetToLastSelectMode();
Refresh();
}
// used by tests for pre-override tools
internal static void SyncEditorToolSelectMode()
{
toolManager?.ForwardBuiltinToolCheck();
}
static class SceneStyles
{
static bool s_Init = false;
static GUIStyle s_SelectionRect;
public static GUIStyle selectionRect
{
get { return s_SelectionRect; }
}
public static void Init()
{
if (s_Init)
return;
s_Init = true;
s_SelectionRect = new GUIStyle()
{
normal = new GUIStyleState()
{
background = IconUtility.GetIcon("Scene/SelectionRect")
},
border = new RectOffset(1, 1, 1, 1),
margin = new RectOffset(0, 0, 0, 0),
padding = new RectOffset(0, 0, 0, 0)
};
}
}
/// <summary>
/// Gets the active ProBuilderEditor window, or null if no instance is open.
/// The ProBuilderEditor window appears in the Unity Editor as both the
/// [Edit Mode toolbar](../manual/edit-mode-toolbar.html) and the
/// [ProBuilder toolbar](../manual/toolbar.html) working together.
/// </summary>
public static ProBuilderEditor instance
{
get { return s_Instance; }
}
internal static void MenuOpenWindow()
{
ProBuilderEditor editor = (ProBuilderEditor) GetWindow(typeof(ProBuilderEditor),
s_WindowIsFloating, PreferenceKeys.pluginTitle,
true); // open as floating window
editor.isFloatingWindow = s_WindowIsFloating;
}
void OnEnable()
{
// maximize does this weird crap where it doesn't disable or enable windows in the current layout when
// entering or exiting maximized mode, but _does_ Enable/Disable the new maximized window instance. when
// that happens the ProBuilderEditor loses the s_Instance due to that maximized instance taking over.
// so in order to prevent the problems that occur when multiple instances of ProBuilderEditor, instead
// ensure that there is always one true instance. we'll also skip initializing what are basically singleton
// managers as well (ex, tool manager)
if(s_Instance == null)
s_Instance = this;
ProBuilderToolManager.selectModeChanged += OnSelectModeChanged;
m_Toolbar = new EditorToolbar(this);
m_ToolManager = s_Instance == this ? new ProBuilderToolManager() : null;
SceneView.duringSceneGui += OnSceneGUI;
ProGridsInterface.SubscribePushToGridEvent(PushToGrid);
ProGridsInterface.SubscribeToolbarEvent(ProGridsToolbarOpen);
MeshSelection.objectSelectionChanged += OnObjectSelectionChanged;
ProGridsToolbarOpen(ProGridsInterface.SceneToolbarIsExtended());
VertexManipulationTool.beforeMeshModification += BeforeMeshModification;
VertexManipulationTool.afterMeshModification += AfterMeshModification;
LoadSettings();
InitGUI();
EditorApplication.delayCall += () => UpdateSelection();
SetOverrideWireframe(true);
}
void OnDisable()
{
VertexManipulationTool.beforeMeshModification -= BeforeMeshModification;
VertexManipulationTool.afterMeshModification -= AfterMeshModification;
ClearElementSelection();
UpdateSelection();
if (selectionUpdated != null)
selectionUpdated(null);
SceneView.duringSceneGui -= OnSceneGUI;
ProGridsInterface.UnsubscribePushToGridEvent(PushToGrid);
ProGridsInterface.UnsubscribeToolbarEvent(ProGridsToolbarOpen);
MeshSelection.objectSelectionChanged -= OnObjectSelectionChanged;
SetOverrideWireframe(false);
m_Toolbar.Dispose();
if(m_ToolManager != null)
m_ToolManager.Dispose();
OnSelectModeChanged();
ProBuilderToolManager.selectModeChanged -= OnSelectModeChanged;
SceneView.RepaintAll();
if(s_Instance == this)
s_Instance = null;
}
void OnSelectModeChanged()
{
Refresh();
if (selectModeChanged != null)
selectModeChanged(ProBuilderToolManager.selectMode);
Repaint();
}
void BeforeMeshModification(IEnumerable<ProBuilderMesh> meshes)
{
if(beforeMeshModification != null)
beforeMeshModification(meshes);
}
void AfterMeshModification(IEnumerable<ProBuilderMesh> meshes)
{
if(afterMeshModification != null)
afterMeshModification(meshes);
}
internal static void ReloadSettings()
{
if (s_Instance != null)
s_Instance.LoadSettings();
SceneView.RepaintAll();
}
void LoadSettings()
{
EditorApplication.delayCall += EditorHandleDrawing.ResetPreferences;
m_ScenePickerPreferences = new ScenePickerPreferences()
{
cullMode = m_BackfaceSelectEnabled ? CullingMode.None : CullingMode.Back,
selectionModifierBehavior = m_SelectModifierBehavior,
rectSelectMode = m_DragSelectRectMode
};
}
void InitGUI()
{
VertexTranslationInfoStyle = new GUIStyle();
VertexTranslationInfoStyle.normal.background = EditorGUIUtility.whiteTexture;
VertexTranslationInfoStyle.normal.textColor = new Color(1f, 1f, 1f, .6f);
VertexTranslationInfoStyle.padding = new RectOffset(3, 3, 3, 0);
}
/// <summary>
/// Rebuilds the mesh wireframe and selection caches.
/// </summary>
/// <param name="vertexCountChanged">True if the number of vertices changed, which is the default value.</param>
public static void Refresh(bool vertexCountChanged = true)
{
if(instance != null)
instance.UpdateSelection(vertexCountChanged);
}
void OnGUI()
{
if (m_Toolbar.isIconMode != s_IsIconGui.value)
IconModeChanged();
if (m_CommandStyle == null)
m_CommandStyle = EditorGUIUtility.GetBuiltinSkin(EditorSkin.Inspector).FindStyle("Command");
Event e = Event.current;
switch (e.type)
{
case EventType.ContextClick:
var menu = new GenericMenu();
AddItemsToMenu(menu);
menu.ShowAsContext();
break;
case EventType.KeyUp:
if (e.keyCode == KeyCode.Escape)
{
selectMode = SelectMode.Object;
e.Use();
}
break;
}
m_Toolbar.OnGUI();
}
void IconModeChanged()
{
m_Toolbar.Dispose();
m_Toolbar = new EditorToolbar(this);
}
void Menu_ToggleIconMode()
{
s_IsIconGui.value = !s_IsIconGui.value;
IconModeChanged();
}
/// <summary>
/// Builds the context menu for the ProBuilder toolbar. This menu allows the user to toggle between
/// text and button mode, and to change whether the toolbar is floating or dockable.
/// </summary>
/// <param name="menu">The context menu</param>
public void AddItemsToMenu(GenericMenu menu)
{
bool floating = s_WindowIsFloating;
menu.AddItem(new GUIContent("Window/Open as Floating Window", ""), floating, () => SetIsUtilityWindow(true));
menu.AddItem(new GUIContent("Window/Open as Dockable Window", ""), !floating, () => SetIsUtilityWindow(false));
menu.AddSeparator("");
menu.AddItem(new GUIContent("Use Icon Mode", ""), s_IsIconGui,
Menu_ToggleIconMode);
menu.AddItem(new GUIContent("Use Text Mode", ""), !s_IsIconGui,
Menu_ToggleIconMode);
}
void SetIsUtilityWindow(bool isUtilityWindow)
{
s_WindowIsFloating.value = isUtilityWindow;
var windowTitle = titleContent;
Close();
var res = GetWindow(GetType(), isUtilityWindow);
res.titleContent = windowTitle;
}
internal static VertexManipulationTool activeTool
{
get
{
return s_Instance == null
? null
: (VertexManipulationTool) EditorToolManager.activeTool;
}
}
void OnSceneGUI(SceneView sceneView)
{
SceneStyles.Init();
m_CurrentEvent = Event.current;
EditorHandleDrawing.DrawSceneHandles(SceneDragAndDropListener.isDragging ? SelectMode.None : selectMode);
DrawHandleGUI(sceneView);
if (m_CurrentEvent.type == EventType.KeyDown)
{
// Escape isn't assignable as a shortcut
if (m_CurrentEvent.keyCode == KeyCode.Escape && selectMode != SelectMode.Object)
{
selectMode = SelectMode.Object;
m_IsDragging = false;
m_IsReadyForMouseDrag = false;
m_CurrentEvent.Use();
}
}
if (selectMode == SelectMode.Object)
return;
bool pathSelectionModifier = EditorHandleUtility.IsSelectionPathModifier(m_CurrentEvent.modifiers);
// Check mouse position in scene and determine if we should highlight something
if (s_ShowHoverHighlight
&& selectMode.IsMeshElementMode()
&& (m_CurrentEvent.type == EventType.MouseMove
|| (m_wasSelectingPath != pathSelectionModifier && m_CurrentEvent.isKey)))
{
m_Hovering.CopyTo(m_HoveringPrevious);
if (GUIUtility.hotControl != 0 ||
EditorSceneViewPicker.MouseRayHitTest(m_CurrentEvent.mousePosition, selectMode, m_ScenePickerPreferences, m_Hovering) > ScenePickerPreferences.maxPointerDistance)
m_Hovering.Clear();
if (!m_Hovering.Equals(m_HoveringPrevious))
{
if (pathSelectionModifier)
EditorSceneViewPicker.DoMouseHover(m_Hovering);
SceneView.RepaintAll();
}
}
m_wasSelectingPath = pathSelectionModifier;
if (Tools.current == Tool.View)
return;
switch (m_CurrentEvent.type)
{
case EventType.ValidateCommand:
case EventType.ExecuteCommand:
bool execute = m_CurrentEvent.type == EventType.ExecuteCommand;
switch (m_CurrentEvent.commandName)
{
case "SelectAll":
if (execute)
{
SelectAll();
}
m_CurrentEvent.Use();
break;
case "DeselectAll":
if (execute)
{
DeselectAll();
}
m_CurrentEvent.Use();
break;
case "InvertSelection":
if (execute)
{
InvertSelection();
}
m_CurrentEvent.Use();
break;
}
break;
}
if (EditorHandleUtility.SceneViewInUse(m_CurrentEvent))
{
if(m_IsDragging)
m_IsDragging = false;
if (GUIUtility.hotControl == m_DefaultControl)
GUIUtility.hotControl = 0;
return;
}
// This prevents us from selecting other objects in the scene,
// and allows for the selection of faces / vertices.
m_DefaultControl = GUIUtility.GetControlID(FocusType.Passive);
if (Event.current.type == EventType.Layout)
HandleUtility.AddDefaultControl(m_DefaultControl);
HandleMouseEvent(sceneView, m_DefaultControl);
}
internal void HandleMouseEvent(SceneView sceneView, int controlID)
{
if(m_CurrentEvent.type == EventType.MouseDown && HandleUtility.nearestControl == controlID)
{
// double clicking object
if(m_CurrentEvent.clickCount > 1)
{
DoubleClick(m_CurrentEvent);
}
m_InitialMousePosition = m_CurrentEvent.mousePosition;
// readyForMouseDrag prevents a bug wherein after ending a drag an errant
// MouseDrag event is sent with no corresponding MouseDown/MouseUp event.
m_IsReadyForMouseDrag = true;
GUIUtility.hotControl = controlID;
}
if(m_CurrentEvent.type == EventType.MouseDrag && m_IsReadyForMouseDrag && GUIUtility.hotControl == controlID)
{
if(!m_IsDragging && Vector2.Distance(m_CurrentEvent.mousePosition, m_InitialMousePosition) >
k_MouseDragThreshold)
{
sceneView.Repaint();
m_IsDragging = true;
}
}
if(m_CurrentEvent.type == EventType.Ignore)
{
if(m_IsDragging)
{
m_IsReadyForMouseDrag = false;
m_IsDragging = false;
EditorSceneViewPicker.DoMouseDrag(m_MouseDragRect, selectMode, m_ScenePickerPreferences);
}
if(m_WasDoubleClick)
m_WasDoubleClick = false;
if(GUIUtility.hotControl == controlID)
GUIUtility.hotControl = 0;
}
if(m_CurrentEvent.type == EventType.MouseUp && GUIUtility.hotControl == controlID)
{
GUIUtility.hotControl = 0;
if(m_WasDoubleClick)
{
m_WasDoubleClick = false;
}
else
{
if(!m_IsDragging)
{
if(UVEditor.instance)
UVEditor.instance.ResetUserPivot();
EditorSceneViewPicker.DoMouseClick(m_CurrentEvent, selectMode, m_ScenePickerPreferences);
UpdateSelection();
}
else
{
m_IsDragging = false;
m_IsReadyForMouseDrag = false;
if(UVEditor.instance)
UVEditor.instance.ResetUserPivot();
EditorSceneViewPicker.DoMouseDrag(m_MouseDragRect, selectMode, m_ScenePickerPreferences);
if(GUIUtility.hotControl == controlID)
GUIUtility.hotControl = 0;
}
}
}
}
void SelectAll()
{
if (MeshSelection.selectedObjectCount < 1)
return;
UndoUtility.RecordSelection("Select all");
switch (selectMode)
{
case SelectMode.Vertex:
foreach (var mesh in MeshSelection.topInternal)
{
var sharedIndexes = mesh.sharedVerticesInternal;
var all = new List<int>();
for (var i = 0; i < sharedIndexes.Length; i++)
{
all.Add(sharedIndexes[i][0]);
}
mesh.SetSelectedVertices(all);
}
break;
case SelectMode.Face:
case SelectMode.TextureFace:
foreach (var mesh in MeshSelection.topInternal)
{
mesh.SetSelectedFaces(mesh.facesInternal);
}
break;
case SelectMode.Edge:
foreach (var mesh in MeshSelection.topInternal)
{
var universalEdges = mesh.GetSharedVertexHandleEdges(mesh.facesInternal.SelectMany(x => x.edges)).ToArray();
var all = new Edge[universalEdges.Length];
for (var n = 0; n < universalEdges.Length; n++)
all[n] = new Edge(mesh.sharedVerticesInternal[universalEdges[n].a][0], mesh.sharedVerticesInternal[universalEdges[n].b][0]);
mesh.SetSelectedEdges(all);
}
break;
}
Refresh();
}
void DeselectAll()
{
if (MeshSelection.selectedObjectCount < 1)
return;
UndoUtility.RecordSelection("Deselect All");
switch (selectMode)
{
case SelectMode.Vertex:
foreach (var mesh in MeshSelection.topInternal)
{
mesh.SetSelectedVertices(null);
}
break;
case SelectMode.Face:
case SelectMode.TextureFace:
foreach (var mesh in MeshSelection.topInternal)
{
mesh.SetSelectedFaces((IEnumerable<Face>) null);
}
break;
case SelectMode.Edge:
foreach (var mesh in MeshSelection.topInternal)
{
mesh.SetSelectedEdges(null);
}
break;
}
Refresh();
}
void InvertSelection()
{
if (MeshSelection.selectedObjectCount < 1)
return;
UndoUtility.RecordSelection("Invert Selection");
switch (selectMode)
{
case SelectMode.Vertex:
foreach (var mesh in MeshSelection.topInternal)
{
var sharedIndexes = mesh.sharedVerticesInternal;
var selectedSharedIndexes = new List<int>();
foreach (int i in mesh.selectedIndexesInternal)
selectedSharedIndexes.Add(mesh.GetSharedVertexHandle(i));
var inverse = new List<int>();
for (int i = 0; i < sharedIndexes.Length; i++)
{
if (!selectedSharedIndexes.Contains(i))
inverse.Add(sharedIndexes[i][0]);
}
mesh.SetSelectedVertices(inverse.ToArray());
}
break;
case SelectMode.Face:
case SelectMode.TextureFace:
foreach (var mesh in MeshSelection.topInternal)
{
var inverse = mesh.facesInternal.Where(x => !mesh.selectedFacesInternal.Contains(x));
mesh.SetSelectedFaces(inverse.ToArray());
}
break;
case SelectMode.Edge:
foreach (var mesh in MeshSelection.topInternal)
{
var universalEdges =
mesh.GetSharedVertexHandleEdges(mesh.facesInternal.SelectMany(x => x.edges)).ToArray();
var universalSelectedEdges =
EdgeUtility.GetSharedVertexHandleEdges(mesh, mesh.selectedEdges).Distinct();
var inverseUniversal =
System.Array.FindAll(universalEdges, x => !universalSelectedEdges.Contains(x));
var inverse = new Edge[inverseUniversal.Length];
for (var n = 0; n < inverseUniversal.Length; n++)
inverse[n] = new Edge(mesh.sharedVerticesInternal[inverseUniversal[n].a][0],
mesh.sharedVerticesInternal[inverseUniversal[n].b][0]);
mesh.SetSelectedEdges(inverse);
}
break;
}
Refresh();
}
void DoubleClick(Event e)
{
var mesh = EditorSceneViewPicker.DoMouseClick(m_CurrentEvent, selectMode, m_ScenePickerPreferences);
if (mesh != null)
{
if (selectMode.ContainsFlag(SelectMode.Edge | SelectMode.TextureEdge))
{
if (e.shift)
EditorUtility.ShowNotification(EditorToolbarLoader.GetInstance<Actions.SelectEdgeRing>().PerformAction());
else
EditorUtility.ShowNotification(EditorToolbarLoader.GetInstance<Actions.SelectEdgeLoop>().PerformAction());
}
else if (selectMode.ContainsFlag(SelectMode.Face | SelectMode.TextureFace))
{
if ((e.modifiers & (EventModifiers.Control | EventModifiers.Shift)) ==
(EventModifiers.Control | EventModifiers.Shift))
Actions.SelectFaceRing.MenuRingAndLoopFaces(MeshSelection.topInternal);
else if (e.control)
EditorUtility.ShowNotification(EditorToolbarLoader.GetInstance<Actions.SelectFaceRing>().PerformAction());
else if (e.shift)
EditorUtility.ShowNotification(EditorToolbarLoader.GetInstance<Actions.SelectFaceLoop>().PerformAction());
else
mesh.SetSelectedFaces(mesh.facesInternal);
}
else
{
mesh.SetSelectedFaces(mesh.facesInternal);
}
UpdateSelection();
m_WasDoubleClick = true;
}
}
void DrawHandleGUI(SceneView sceneView)
{
if (sceneView != SceneView.lastActiveSceneView)
return;
if (m_CurrentEvent.type == EventType.Repaint
&& !SceneDragAndDropListener.isDragging
&& m_Hovering != null
&& GUIUtility.hotControl == 0
&& HandleUtility.nearestControl == m_DefaultControl
&& selectMode.IsMeshElementMode())
{
try
{
EditorHandleDrawing.DrawSceneSelection(m_Hovering);
}
catch
{
// this happens on undo, when c++ object is destroyed but c# side thinks it's still alive
}
}
using (new HandleGUI())
{
int screenWidth = (int)sceneView.position.width;
int screenHeight = (int)sceneView.position.height;
switch ((SceneToolbarLocation)s_SceneToolbarLocation)
{
case SceneToolbarLocation.BottomCenter:
m_ElementModeToolbarRect.x = (screenWidth / 2 - 64);
m_ElementModeToolbarRect.y = screenHeight - m_ElementModeToolbarRect.height * 3;
break;
case SceneToolbarLocation.BottomLeft:
m_ElementModeToolbarRect.x = 12;
m_ElementModeToolbarRect.y = screenHeight - m_ElementModeToolbarRect.height * 3;
break;
case SceneToolbarLocation.BottomRight:
m_ElementModeToolbarRect.x = screenWidth - (m_ElementModeToolbarRect.width + 12);
m_ElementModeToolbarRect.y = screenHeight - m_ElementModeToolbarRect.height * 3;
break;
case SceneToolbarLocation.UpperLeft:
m_ElementModeToolbarRect.x = 12;
m_ElementModeToolbarRect.y = 10;
break;
case SceneToolbarLocation.UpperRight:
m_ElementModeToolbarRect.x = screenWidth - (m_ElementModeToolbarRect.width + 96);
m_ElementModeToolbarRect.y = 10;
break;
default:
m_ElementModeToolbarRect.x = (screenWidth / 2 - 64);
m_ElementModeToolbarRect.y = 10;
break;
}
selectMode = UI.EditorGUIUtility.DoElementModeToolbar(m_ElementModeToolbarRect, selectMode);
if (s_ShowSceneInfo)
{
Vector2 size = UI.EditorStyles.sceneTextBox.CalcSize(m_SceneInfo);
m_SceneInfoRect.width = size.x;
m_SceneInfoRect.height = size.y;
GUI.Label(m_SceneInfoRect, m_SceneInfo, UI.EditorStyles.sceneTextBox);
}
if (m_IsDragging)
{
if (m_CurrentEvent.type == EventType.Repaint)
{
// Always draw from lowest to largest values
var start = Vector2.Min(m_InitialMousePosition, m_CurrentEvent.mousePosition);
var end = Vector2.Max(m_InitialMousePosition, m_CurrentEvent.mousePosition);
m_MouseDragRect = new Rect(start.x, start.y, end.x - start.x, end.y - start.y);
SceneStyles.selectionRect.Draw(m_MouseDragRect, false, false, false, false);
}
else if (m_CurrentEvent.isMouse)
{
HandleUtility.Repaint();
}
}
}
}
/// <summary>
/// Toggles between the SelectMode values and updates the graphic handles as necessary.
/// </summary>
internal void ToggleSelectionMode()
{
ProBuilderToolManager.NextMeshSelectMode();
Refresh();
}
void UpdateSelection(bool selectionChanged = true)
{
UpdateMeshHandles(selectionChanged);
if (selectionChanged)
UpdateSceneInfo();
if (selectionUpdated != null)
selectionUpdated(selection);
SceneView.RepaintAll();
}
internal static void UpdateMeshHandles(bool selectionOrVertexCountChanged = true)
{
if (!s_Instance)
return;
try
{
EditorHandleDrawing.RebuildSelectedHandles(MeshSelection.topInternal, selectMode);
}
catch
{
// happens on undo when c++ object is gone but c# isn't in the know
EditorHandleDrawing.ClearHandles();
}
}
void UpdateSceneInfo()
{
m_SceneInfo.text = string.Format(
"Faces: <b>{0}</b>\nTriangles: <b>{1}</b>\nVertices: <b>{2} ({3})</b>\n\nSelected Faces: <b>{4}</b>\nSelected Edges: <b>{5}</b>\nSelected Vertices: <b>{6} ({7})</b>",
MeshSelection.totalFaceCount.ToString(),
MeshSelection.totalTriangleCountCompiled.ToString(),
MeshSelection.totalCommonVertexCount.ToString(),
MeshSelection.totalVertexCountOptimized.ToString(),
MeshSelection.selectedFaceCount.ToString(),
MeshSelection.selectedEdgeCount.ToString(),
MeshSelection.selectedSharedVertexCount.ToString(),
MeshSelection.selectedVertexCount.ToString());
}
internal void ClearElementSelection()
{
foreach (ProBuilderMesh pb in selection)
pb.ClearSelection();
m_Hovering.Clear();
}
void OnObjectSelectionChanged()
{
m_Hovering.Clear();
UpdateSelection();
SetOverrideWireframe(true);
Repaint();
}
/// <summary>
/// Hide the default unity wireframe renderer
/// </summary>
void SetOverrideWireframe(bool overrideWireframe)
{
const EditorSelectedRenderState k_DefaultSelectedRenderState = EditorSelectedRenderState.Highlight | EditorSelectedRenderState.Wireframe;
foreach (var mesh in Selection.transforms.GetComponents<ProBuilderMesh>())
{
// Disable Wireframe for meshes when ProBuilder is active
EditorUtility.SetSelectionRenderState(