/// <summary>
/// Deletes the selected objects. Supports undo/redo.
/// </summary>
public void Delete()
{
// Peek things that can be removed
var objects = Selection.Where(x => x.CanDelete).ToList().BuildAllNodes().Where(x => x.CanDelete).ToList();
if (objects.Count == 0)
return;
SelectionDeleteBegin?.Invoke();
// Change selection
var action1 = new SelectionChangeAction(Selection.ToArray(), new SceneGraphNode[0], OnSelectionUndo);
// Delete objects
var action2 = new DeleteActorsAction(objects);
// Merge two actions and perform them
var action = new MultiUndoAction(new IUndoAction[]
{
action1,
action2
}, action2.ActionString);
action.Do();
Undo.AddAction(action);
SelectionDeleteEnd?.Invoke();
OnDirty(objects);
}
/// <summary>
/// Deletes the selected objects. Supports undo/redo.
/// </summary>
public void Delete()
{
// Peek things that can be removed
var objects = Selection.Where(x => x.CanDelete).ToList().BuildAllNodes().Where(x => x.CanDelete).ToList();
if (objects.Count == 0)
{
return;
}
bool isPlayMode = Editor.StateMachine.IsPlayMode;
SelectionDeleteBegin?.Invoke();
// Change selection
var action1 = new SelectionChangeAction(Selection.ToArray(), new SceneGraphNode[0], OnSelectionUndo);
// Delete objects
var action2 = new DeleteActorsAction(objects);
// Merge two actions and perform them
var action = new MultiUndoAction(new IUndoAction[]
{
action1,
action2
}, action2.ActionString);
action.Do();
Undo.AddAction(action);
SelectionDeleteEnd?.Invoke();
var options = Editor.Options.Options;
// Auto CSG mesh rebuild
if (!isPlayMode && options.General.AutoRebuildCSG)
{
foreach (var obj in objects)
{
if (obj is ActorNode node && node.Actor is BoxBrush)
{
node.Actor.Scene.BuildCSG(options.General.AutoRebuildCSGTimeoutMs);
}
}
}
// Auto NavMesh rebuild
if (!isPlayMode && options.General.AutoRebuildNavMesh)
{
foreach (var obj in objects)
{
if (obj is ActorNode node && node.Actor.Scene && (node.Actor.StaticFlags & StaticFlags.Navigation) == StaticFlags.Navigation)
{
var bounds = node.Actor.BoxWithChildren;
node.Actor.Scene.BuildNavMesh(bounds, options.General.AutoRebuildNavMeshTimeoutMs);
}
}
}
}
/// <summary>
/// Converts the selected actor to another type.
/// </summary>
/// <param name="to">The type to convert in.</param>
public void Convert(Type to)
{
if (!Editor.SceneEditing.HasSthSelected || !(Editor.SceneEditing.Selection[0] is ActorNode))
return;
if (Level.IsAnySceneLoaded == false)
throw new InvalidOperationException("Cannot spawn actor when no scene is loaded.");
var actionList = new IUndoAction[4];
Actor old = ((ActorNode)Editor.SceneEditing.Selection[0]).Actor;
Actor actor = (Actor)FlaxEngine.Object.New(to);
var parent = old.Parent;
var orderInParent = old.OrderInParent;
SelectionDeleteBegin?.Invoke();
actionList[0] = new SelectionChangeAction(Selection.ToArray(), new SceneGraphNode[0], OnSelectionUndo);
actionList[0].Do();
actionList[1] = new DeleteActorsAction(new List<SceneGraphNode>
{
Editor.Instance.Scene.GetActorNode(old)
});
actionList[1].Do();
SelectionDeleteEnd?.Invoke();
SpawnBegin?.Invoke();
// Copy properties
actor.Transform = old.Transform;
actor.StaticFlags = old.StaticFlags;
actor.HideFlags = old.HideFlags;
actor.Layer = old.Layer;
actor.Tag = old.Tag;
actor.Name = old.Name;
actor.IsActive = old.IsActive;
// Spawn actor
Level.SpawnActor(actor, parent);
if (parent != null)
actor.OrderInParent = orderInParent;
if (Editor.StateMachine.IsPlayMode)
actor.StaticFlags = StaticFlags.None;
// Move children
for (var i = old.ScriptsCount - 1; i >= 0; i--)
{
var script = old.Scripts[i];
script.Actor = actor;
Guid newid = Guid.NewGuid();
FlaxEngine.Object.Internal_ChangeID(FlaxEngine.Object.GetUnmanagedPtr(script), ref newid);
}
for (var i = old.Children.Length - 1; i >= 0; i--)
{
old.Children[i].Parent = actor;
}
var actorNode = Editor.Instance.Scene.GetActorNode(actor);
if (actorNode == null)
throw new InvalidOperationException("Failed to create scene node for the spawned actor.");
actorNode.PostSpawn();
Editor.Scene.MarkSceneEdited(actor.Scene);
actionList[2] = new DeleteActorsAction(new List<SceneGraphNode>
{
actorNode
}, true);
actionList[3] = new SelectionChangeAction(new SceneGraphNode[0], new SceneGraphNode[] { actorNode }, OnSelectionUndo);
actionList[3].Do();
var actions = new MultiUndoAction(actionList);
Undo.AddAction(actions);
SpawnEnd?.Invoke();
OnDirty(actorNode);
}
/// <summary>
/// Converts the selected actor to another type.
/// </summary>
/// <param name="to">The type to convert in.</param>
public void Convert(Type to)
{
if (!Editor.SceneEditing.HasSthSelected || !(Editor.SceneEditing.Selection[0] is ActorNode))
{
return;
}
if (Level.IsAnySceneLoaded == false)
{
throw new InvalidOperationException("Cannot spawn actor when no scene is loaded.");
}
var actionList = new IUndoAction[4];
var oldNode = (ActorNode)Editor.SceneEditing.Selection[0];
var old = oldNode.Actor;
var actor = (Actor)FlaxEngine.Object.New(to);
var parent = old.Parent;
var orderInParent = old.OrderInParent;
// Steps:
// - deselect old actor
// - destroy old actor
// - spawn new actor
// - select new actor
SelectionDeleteBegin?.Invoke();
actionList[0] = new SelectionChangeAction(Selection.ToArray(), new SceneGraphNode[0], OnSelectionUndo);
actionList[0].Do();
actionList[1] = new DeleteActorsAction(oldNode.BuildAllNodes().Where(x => x.CanDelete).ToList());
SelectionDeleteEnd?.Invoke();
SpawnBegin?.Invoke();
// Copy properties
actor.Transform = old.Transform;
actor.StaticFlags = old.StaticFlags;
actor.HideFlags = old.HideFlags;
actor.Layer = old.Layer;
actor.Tag = old.Tag;
actor.Name = old.Name;
actor.IsActive = old.IsActive;
// Spawn actor
Level.SpawnActor(actor, parent);
if (parent != null)
{
actor.OrderInParent = orderInParent;
}
if (Editor.StateMachine.IsPlayMode)
{
actor.StaticFlags = StaticFlags.None;
}
// Move children
var scripts = old.Scripts;
for (var i = scripts.Length - 1; i >= 0; i--)
{
scripts[i].Actor = actor;
}
var children = old.Children;
for (var i = children.Length - 1; i >= 0; i--)
{
children[i].Parent = actor;
}
var actorNode = Editor.Instance.Scene.GetActorNode(actor);
if (actorNode == null)
{
throw new InvalidOperationException("Failed to create scene node for the spawned actor.");
}
actorNode.PostConvert(oldNode);
actorNode.PostSpawn();
Editor.Scene.MarkSceneEdited(actor.Scene);
actionList[1].Do();
actionList[2] = new DeleteActorsAction(actorNode.BuildAllNodes().Where(x => x.CanDelete).ToList(), true);
actionList[3] = new SelectionChangeAction(new SceneGraphNode[0], new SceneGraphNode[] { actorNode }, OnSelectionUndo);
actionList[3].Do();
Undo.AddAction(new MultiUndoAction(actionList, "Convert actor"));
SpawnEnd?.Invoke();
OnDirty(actorNode);
}
