VK_KHR_calibrated_timestamps

Other Extension Metadata

Last Modified Date

2023-07-12

IP Status

No known IP claims.

Contributors

• Matthaeus G. Chajdas, AMD
• Alan Harrison, AMD
• Derrick Owens, AMD
• Daniel Rakos, RasterGrid
• Faith Ekstrand, Intel
• Keith Packard, Valve

Description

This extension provides an interface to query calibrated timestamps obtained quasi simultaneously from two time domains.

New Commands

• vkGetCalibratedTimestampsKHR
• vkGetPhysicalDeviceCalibrateableTimeDomainsKHR

New Structures

• VkCalibratedTimestampInfoKHR

New Enums

• VkTimeDomainKHR

New Enum Constants

• VK_KHR_CALIBRATED_TIMESTAMPS_EXTENSION_NAME
• VK_KHR_CALIBRATED_TIMESTAMPS_SPEC_VERSION
• Extending VkStructureType:
  • VK_STRUCTURE_TYPE_CALIBRATED_TIMESTAMP_INFO_KHR

Version History

• Revision 1, 2023-07-12 (Daniel Rakos)
  • Initial draft.