---
title: "Inputs"
url: "https://help.maxon.net/c4d/en-us/Content/html/NET_MAXON_NEUTRON_OP_STACK-NET_MAXON_NODE_BASE_GROUP_INPUTS.html"
section_path: "The Node Editor > The individual Assets > Experimental > Stack Op > Inputs"
description: "Here you can input the shape into the Node that should be modified, e.g., with a change in color, a deformation or a View Op function."
---

## Inputs

### Op

Parameter ID: `NET_MAXON_NEUTRON_OP_INPUT`

Here you can input the shape into the Node that should be modified, e.g., with a change in color, a deformation or a View Op function.

### Stack

Parameter ID: `STACK`

Here you can connect the modification. If multiple modifications should be input, these can be connected successively via Op Output and Op Input ports.