Description

LaunchSizeKHR

A variable decorated with the LaunchSizeKHR decoration will contain the width, height, and depth dimensions passed to the vkCmdTraceRaysKHR command that initiated this shader execution. The width is in the first component, the height is in the second component, and the depth is in the third component.

Valid Usage

  • VUID-LaunchSizeKHR-LaunchSizeKHR-04269
    The LaunchSizeKHR decoration must be used only within the RayGenerationKHR, IntersectionKHR, AnyHitKHR, ClosestHitKHR, MissKHR, or CallableKHR Execution Model

  • VUID-LaunchSizeKHR-LaunchSizeKHR-04270
    The variable decorated with LaunchSizeKHR must be declared using the Input Storage Class

  • VUID-LaunchSizeKHR-LaunchSizeKHR-04271
    The variable decorated with LaunchSizeKHR must be declared as a three-component vector of 32-bit integer values

See Also

No cross-references are available

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 2014-2024 The Khronos Group Inc.

SPDX-License-Identifier: CC-BY-4.0