# HitSphereRadiusNV(3) Manual Page

## Name

HitSphereRadiusNV - Contains the radius of the hit sphere

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## Description

`HitSphereRadiusNV`

  A variable decorated with the `HitSphereRadiusNV` decoration will contain the radius of sphere primitive intersected by current ray.

Valid Usage

- VUID-HitSphereRadiusNV-HitSphereRadiusNV-10522
  The `HitSphereRadiusNV` decoration must be used only within the `AnyHitKHR`, or `ClosestHitKHR` `Execution` `Model`

- VUID-HitSphereRadiusNV-HitSphereRadiusNV-10523
  The variable decorated with `HitSphereRadiusNV` must be declared using the `Input` `Storage` `Class`

- VUID-HitSphereRadiusNV-HitSphereRadiusNV-10524
  The variable decorated with `HitSphereRadiusNV` must be declared as a scalar 32-bit floating-point value

## See Also

No cross-references are available

## Document Notes

For more information, see the Vulkan Specification

This page is extracted from the Vulkan Specification. Fixes and changes should be made to the Specification, not directly.

## Copyright

Copyright 2014-2025 The Khronos Group Inc.

SPDX-License-Identifier: CC-BY-4.0