Yunus Balcioglu

_EXCLUDE_DISPLAY = {"Driver", "Shop", "Vop"}
_EXCLUDE_RENDER  = {"Object", "Driver", "Dop", "Shop", "Chop", "Vop", "Lop", "Cop"}

def toggleNodeDisplayFlag(node, context):
    if context not in _EXCLUDE_DISPLAY and hasattr(node, "setDisplayFlag"):
            node.setDisplayFlag(not node.isDisplayFlagSet())

def toggleNodeRenderFlag(node, context):
    if context not in _EXCLUDE_RENDER and hasattr(node, "setRenderFlag"):
            node.setRenderFlag(not node.isRenderFlagSet())

def findNearestNode(editor):
    pos = editor.cursorPosition()
    currentPath = editor.pwd().path()

    nodes = hou.node(currentPath).children()
    nearestNode = None
    dist = 999999999.0
    for node in nodes:
        d = (node.position() + (node.size() * 0.5)).distanceTo(pos)
        if d < dist:
            nearestNode = node
            dist = d

    return nearestNode

def displayNearestNodeInEditor():
    editor = hou.ui.paneTabUnderCursor()
    editortype = editor.type()
    if editortype == hou.paneTabType.NetworkEditor:
        nearestNode = findNearestNode(editor)
        if nearestNode and editor.pwd().isEditable():
            with hou.undos.group("Display Nearest Node"):
                context = nearestNode.type().category().name() 
                toggleNodeDisplayFlag(nearestNode, context)
                toggleNodeRenderFlag(nearestNode, context)

@Cd = abs ( normalize ( @N ) );