---
title: "Project"
url: "https://help.maxon.net/c4d/en-us/Content/html/OLIGHT-LIGHT_GROUP_EXCLUSION.html"
section_path: "Create Menu > Light Object > Project"
element_id: "OLIGHT"
group_id: "LIGHT_GROUP_EXCLUSION"
description: "Here you can choose which objects will be affected by the light. Drag & drop the objects from the Object Manager into the Objects box."
---

## Project

Here you can choose which objects will be affected by the light. Drag & drop the objects from the **Object Manager** into the **Objects box**.

### Mode

Parameter ID: `LIGHT_EXCLUSION_MODE`

If the light should illuminate specific objects only, set Mode to Include and drag the names of the objects that should be lit by the light from the **Object Manager** into the Objects box. If the light should be switched off for specific objects, set Mode to Exclude and drag the names of these objects from the **Object Manager** into the Objects box.

![Image: 003396.jpg](https://help.maxon.net/c4d/en-us/Content/Resources/Images/003396.jpg)

### Objects

Parameter ID: `LIGHT_EXCLUSION_LIST`

![Image: 003395.jpg](https://help.maxon.net/c4d/en-us/Content/Resources/Images/003395.jpg)

Click the icons alongside any object in the Objects box to enable or disable illumination, specularity and shadows for that object. Enable the right-most icon if the object's children should also be affected by the inclusion or exclusion.

From left to right:

- Object icon
- Illumination
- Specularity
- Shadows
- Include Entire Hierarchy

### PyroCluster Illumination

Parameter ID: `LIGHT_PYROCLUSTER_ILLUMINATION`

### PyroCluster Shadow Casting

Parameter ID: `LIGHT_PYROCLUSTER_SHADOW`

These settings define whether or not a given light source should illuminate smoke/steam or whether or not the smoke/steam should cast shadows based on a given light source.