MeshViewCountNV(3)

# MeshViewCountNV(3) Manual Page

## Name

MeshViewCountNV - Number of views processed by a mesh or task shader

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## Description

`MeshViewCountNV`

  Decorating a variable with the `MeshViewCountNV` built-in decoration will make that variable contain the number of views processed by the current mesh or task shader invocations.

Valid Usage

- VUID-MeshViewCountNV-MeshViewCountNV-04287
  The `MeshViewCountNV` decoration must be used only within the `MeshNV` or `TaskNV` `Execution` `Model`

- VUID-MeshViewCountNV-MeshViewCountNV-04288
  The variable decorated with `MeshViewCountNV` must be declared using the `Input` `Storage` `Class`

- VUID-MeshViewCountNV-MeshViewCountNV-04289
  The variable decorated with `MeshViewCountNV` must be declared as a scalar 32-bit integer 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 2014-2026 The Khronos Group Inc.

SPDX-License-Identifier: CC-BY-4.0