Name

VK_KHR_shader_subgroup_rotate - device extension

VK_KHR_shader_subgroup_rotate

Name String

VK_KHR_shader_subgroup_rotate

Extension Type

Device extension

Registered Extension Number

417

Revision

2

Ratification Status

Ratified

Extension and Version Dependencies

VK_KHR_get_physical_device_properties2 or Vulkan Version 1.1

SPIR-V Dependencies

• SPV_KHR_subgroup_rotate

Deprecation State

• Promoted to Vulkan 1.4

Contact

• Kevin Petit @kpet%0A*Here describe the issue or question you have about the VK_KHR_shader_subgroup_rotate extension*

Extension Proposal

VK_KHR_shader_subgroup_rotate

Last Modified Date

2024-01-29

IP Status

No known IP claims.

Contributors

• Kévin Petit, Arm Ltd.
• Tobias Hector, AMD
• Jon Leech, Khronos
• Matthew Netsch, Qualcomm
• Jan-Harald Fredriksen, Arm Ltd.
• Graeme Leese, Broadcom
• Tom Olson, Arm Ltd.
• Spencer Fricke, LunarG Inc.

This extension adds support for the subgroup rotate instruction defined in SPV_KHR_subgroup_rotate.

New Structures

• Extending PhysicalDeviceFeatures2, DeviceCreateInfo:

  • PhysicalDeviceShaderSubgroupRotateFeaturesKHR

New Enum Constants

• KHR_SHADER_SUBGROUP_ROTATE_EXTENSION_NAME

• KHR_SHADER_SUBGROUP_ROTATE_SPEC_VERSION

• Extending StructureType:

  • STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_SUBGROUP_ROTATE_FEATURES_KHR

• Extending SubgroupFeatureFlagBits:

  • SUBGROUP_FEATURE_ROTATE_BIT_KHR
  • SUBGROUP_FEATURE_ROTATE_CLUSTERED_BIT_KHR

New SPIR-V Capabilities

• GroupNonUniformRotateKHR

Promotion to Vulkan 1.4

Functionality in this extension is included in core Vulkan 1.4 with the KHR suffix omitted. The original type, enum, and command names are still available as aliases of the core functionality.

Version History

• Revision 2, 2024-01-29 (Kévin Petit)

  • Add SUBGROUP_FEATURE_ROTATE_BIT_KHR and SUBGROUP_FEATURE_ROTATE_CLUSTERED_BIT_KHR

• Revision 1, 2023-06-20 (Kévin Petit)

  • Initial revision

See Also

No cross-references are available

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.