protected override void ExecuteCommand()
{
_originalSelectionState = _selectionManager.GetStateCopy();
using (new WaitCursor())
{
var meshService = new MeshSplitterService();
var splitMeshes = meshService.SplitMesh(_objectToSplit.Geometry);
_logger.Here().Information($"{splitMeshes.Count} meshes generated from splitting");
var parent = _objectToSplit.Parent;
if (parent is GroupNode groupNode && groupNode.IsUngroupable)
{
parent = parent.Parent;
}
_newGroupNode = (GroupNode)parent.AddObject(new GroupNode(_objectToSplit.Name + "_Collection")
{
IsSelectable = true, IsUngroupable = true, IsLockable = true
});
int counter = 0;
List <Rmv2MeshNode> createdMeshes = new List <Rmv2MeshNode>();
foreach (var mesh in splitMeshes)
{
var hack = _objectToSplit as Rmv2MeshNode;
var originalRmvModel = hack.MeshModel;
var context = new GeometryGraphicsContext(_resourceLib.GraphicsDevice);
var meshNode = new Rmv2MeshNode(hack.MeshModel.Clone(), context, _resourceLib, hack.AnimationPlayer, mesh);
meshNode.Name = $"{_objectToSplit.Name}_submesh_{counter++}";
createdMeshes.Add(meshNode);
_newGroupNode.AddObject(meshNode);
}
_objectToSplit.Parent.RemoveObject(_objectToSplit as SceneNode);
var newState = (ObjectSelectionState)_selectionManager.CreateSelectionSate(GeometrySelectionMode.Object);
foreach (var node in createdMeshes)
{
newState.ModifySelection(node, false);
}
}
}
public void GrowSelection(FaceSelectionState faceSelectionState)
{
var selectedFaceIndecies = new List <ushort>();
var indexBuffer = faceSelectionState.RenderObject.Geometry.GetIndexBuffer();
foreach (var face in faceSelectionState.SelectedFaces)
{
selectedFaceIndecies.Add(indexBuffer[face]);
selectedFaceIndecies.Add(indexBuffer[face + 1]);
selectedFaceIndecies.Add(indexBuffer[face + 2]);
}
var meshService = new MeshSplitterService();
var newSelection = meshService.GrowSelection(faceSelectionState.RenderObject.Geometry, selectedFaceIndecies);
var selectCmd = new FaceSelectionCommand(newSelection);
_commandManager.ExecuteCommand(selectCmd);
}
