Registered Extension Number




Extension and Version Dependencies

Deprecation state

Other Extension Metadata

Last Modified Date


Interactions and External Dependencies
  • Promoted to Vulkan 1.2 Core

  • Graeme Leese, Broadcom

  • Jeff Bolz, NVIDIA

  • Tobias Hector, AMD

  • Jason Ekstrand, Intel

  • Neil Henning, AMD


This extension enables tighter array and struct packing to be used with uniform buffers.

It modifies the alignment rules for uniform buffers, allowing for tighter packing of arrays and structures. This allows, for example, the std430 layout, as defined in GLSL to be supported in uniform buffers.

Promotion to Vulkan 1.2

All functionality in this extension is included in core Vulkan 1.2, with the KHR suffix omitted. The original type, enum and command names are still available as aliases of the core functionality.

New Enum Constants



  • Extending VkStructureType:


Version History

  • Revision 1, 2019-01-25 (Graeme Leese)

    • Initial draft

See Also

Document Notes

For more information, see the Vulkan Specification

This page is a generated document. Fixes and changes should be made to the generator scripts, not directly.

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