VK_KHR_get_surface_capabilities2

Other Extension Metadata

Last Modified Date

2017-02-27

IP Status

No known IP claims.

Contributors
  • Ian Elliott, Google
  • James Jones, NVIDIA
  • Alon Or-bach, Samsung

Description

This extension provides new queries for device surface capabilities that can be easily extended by other extensions, without introducing any further queries. This extension can be considered the VK_KHR_surface equivalent of the VK_KHR_get_physical_device_properties2 extension.

New Commands

New Structures

New Enum Constants

  • VK_KHR_GET_SURFACE_CAPABILITIES_2_EXTENSION_NAME
  • VK_KHR_GET_SURFACE_CAPABILITIES_2_SPEC_VERSION
  • Extending VkStructureType:
    • VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SURFACE_INFO_2_KHR
    • VK_STRUCTURE_TYPE_SURFACE_CAPABILITIES_2_KHR
    • VK_STRUCTURE_TYPE_SURFACE_FORMAT_2_KHR

Issues

1) What should this extension be named?

RESOLVED: VK_KHR_get_surface_capabilities2. Other alternatives:

  • VK_KHR_surface2
  • One extension, combining a separate display-specific query extension.

2) Should additional WSI query functions be extended?

RESOLVED:

Version History

  • Revision 1, 2017-02-27 (James Jones)
    • Initial draft.