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title: "V-Ray UV Bounding Box"
canonical: "https://documentation.chaos.com/space/VRAYHOUDINI/113280115/V-Ray%20UV%20Bounding%20Box"
format: markdown
---
This page provides information on the V-Ray UVWGenObjectBBox node. Overview The V-Ray UVWGenObjectBBox node allows you to use Bounding Box mapping within the Mat Network. Parameters Wrap U / V / W  – Specifies the type of wrapping: No Wrapping Wrap Mirror Tile Crop U / V / W  – When enabled, cropping occurs in the specified direction . Coverage  – Specifies the UVW coverage. Wrap Mode  – Specifies one of the following wrapping modes: On 0.5 boundary On integer boundary UV Derivatives Scale  – Specifies an additional scale factor for the texture derivatives.