public void Input()
{
Event guiEvent = Event.current;
Vector3 mousePos = HandleUtility.GUIPointToWorldRay(guiEvent.mousePosition).origin;
if (guiEvent.type == EventType.MouseDown && guiEvent.button == 0 && guiEvent.control)
{
Undo.RecordObject(l, "Add new line with new node");
l.AddLine(l.activeNodeIndex, mousePos);
l.node[l.node.Count - 1].ClampPosZeroMax(
new Vector3(
l.voxelGrids.boundaryWorldPos.x * l.densityGenerator.numberOfGeneratedMeshObject.x,
l.voxelGrids.boundaryWorldPos.y * l.densityGenerator.numberOfGeneratedMeshObject.y,
l.voxelGrids.boundaryWorldPos.z * l.densityGenerator.numberOfGeneratedMeshObject.z));
}
}