---
title: "Sign"
url: "https://help.maxon.net/c4d/en-us/Content/html/COM_REDSHIFT3D_REDSHIFT4C4D_NODES_CORE_RSMATHSIGN.html"
section_path: "The Node Editor > Redshift Nodes > Redshift Math Nodes > Math Float Nodes > Sign"
element_id: "COM_REDSHIFT3D_REDSHIFT4C4D_NODES_CORE_RSMATHSIGN"
description: "This page documents the Sign node of the Redshift renderer in Cinema 4D. It outputs −1 for negative and 1 for positive inputs — turning signed data into …"
---

# Sign

> **Note:** **What is it about?**
>
> This page documents the **Sign node** of the Redshift renderer in **Cinema 4D**. It outputs −1 for negative and 1 for positive inputs — turning signed data into hard binary decisions.

Returns -1 if *Input* is a negavitve number and 1 otherwise.

## In this section

- [Preview](https://help.maxon.net/c4d/en-us/Content/html/COM_REDSHIFT3D_REDSHIFT4C4D_NODES_CORE_RSMATHSIGN-NET_MAXON_NODE_BASE_PREVIEW.html.md)
- [Basic](https://help.maxon.net/c4d/en-us/Content/html/COM_REDSHIFT3D_REDSHIFT4C4D_NODES_CORE_RSMATHSIGN-NET_MAXON_NODE_BASE_GROUP_BASIC.html.md)
- [Inputs](https://help.maxon.net/c4d/en-us/Content/html/COM_REDSHIFT3D_REDSHIFT4C4D_NODES_CORE_RSMATHSIGN-NET_MAXON_NODE_BASE_GROUP_INPUTS.html.md)
- [Outputs](https://help.maxon.net/c4d/en-us/Content/html/COM_REDSHIFT3D_REDSHIFT4C4D_NODES_CORE_RSMATHSIGN-NET_MAXON_NODE_BASE_GROUP_OUTPUTS.html.md)