/// <summary>
/// Update 3D scene visibility and footer statistics after in-place changes to the
/// tree (i.e. removal of node).
/// </summary>
private void FinishUpdatingTree()
{
CountMeshes();
UpdateSceneVisibilityFilter();
UpdateStatistics();
_scene.RequestRenderRefresh();
}
private void DeleteVertexComponent <T>(string name, Expression <Func <Mesh, T> > property) where T : new()
{
var expr = (MemberExpression)property.Body;
var prop = (PropertyInfo)expr.Member;
T oldValue = (T)prop.GetValue(_mesh, null);
var mesh = _mesh;
_scene.UndoStack.PushAndDo(String.Format("Mesh \"{0}\": delete {1}", _meshName, name),
() => prop.SetValue(mesh, new T(), null),
() => prop.SetValue(mesh, oldValue, null),
() =>
{
_scene.RequestRenderRefresh();
if (mesh == _mesh) // Only update UI if the dialog instance still displays the mesh.
{
UpdateVertexItems();
}
});
}
/// <summary>
/// Update normals and create an UndoStack entry for the operation.
/// </summary>
private void Commit()
{
StopUpdateThread();
if (Math.Abs(_lastCompletedUpdateAngle - _thresholdAngleInDegrees) > 0.001f)
{
UpdateNormals(_thresholdAngleInDegrees);
}
var meshesToProcess = _meshesToProcess.Select(_ => _).ToList();
var originalMeshes = _meshesToProcess.Select(entry => MeshUtil.ShallowCopy(entry.Mesh)).ToList();
_scene.UndoStack.PushAndDo("Compute Normals",
() =>
{
foreach (var entry in meshesToProcess)
{
MeshUtil.ShallowCopy(entry.Mesh, entry.PreviewMesh);
}
},
() =>
{
meshesToProcess.ZipAction(originalMeshes,
(entry, origMesh) =>
{
MeshUtil.ShallowCopy(entry.Mesh, origMesh);
});
},
() =>
{
foreach (var entry in meshesToProcess)
{
_scene.SetOverrideMesh(entry.Mesh, null);
}
_scene.RequestRenderRefresh();
});
_committed = true;
}
