Description

WorldRayDirectionKHR

A variable decorated with the WorldRayDirectionKHR decoration will specify the direction of the ray being processed, in world space. The value is the parameter passed into the pipeline trace ray instruction.

Valid Usage

  • VUID-WorldRayDirectionKHR-WorldRayDirectionKHR-04428
    The WorldRayDirectionKHR decoration must be used only within the IntersectionKHR, AnyHitKHR, ClosestHitKHR, or MissKHR Execution Model

  • VUID-WorldRayDirectionKHR-WorldRayDirectionKHR-04429
    The variable decorated with WorldRayDirectionKHR must be declared using the Input Storage Class

  • VUID-WorldRayDirectionKHR-WorldRayDirectionKHR-04430
    The variable decorated with WorldRayDirectionKHR must be declared as a three-component vector of 32-bit floating-point 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