# VK_SUBPASS_EXTERNAL(3) Manual Page

## Name

VK_SUBPASS_EXTERNAL - Subpass index sentinel expanding synchronization scope outside a subpass

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## C Specification

`VK_SUBPASS_EXTERNAL` is a special subpass index value expanding synchronization scope outside a subpass. It is described in more detail by VkSubpassDependency.

    #define VK_SUBPASS_EXTERNAL               (~0U)

## See Also

VK_VERSION_1_0

## 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