VkAccelerationStructureTypeNV(3)

# VkAccelerationStructureTypeNV(3) Manual Page

## Name

VkAccelerationStructureTypeNV - Type of acceleration structure

## C Specification

Values which can be set in VkAccelerationStructureInfoNV::`type`, specifying the type of acceleration structure, are:

    typedef enum VkAccelerationStructureTypeNV {
        VK_ACCELERATION_STRUCTURE_TYPE_TOP_LEVEL_NV = 0,
        VK_ACCELERATION_STRUCTURE_TYPE_BOTTOM_LEVEL_NV = 1,
        VK_ACCELERATION_STRUCTURE_TYPE_MAX_ENUM_NV = 0x7FFFFFFF
    } VkAccelerationStructureTypeNV;

## Description

- `VK_ACCELERATION_STRUCTURE_TYPE_TOP_LEVEL_NV` is a top-level acceleration structure containing instance data referring to bottom-level level acceleration structures.

- `VK_ACCELERATION_STRUCTURE_TYPE_BOTTOM_LEVEL_NV` is a bottom-level acceleration structure containing the AABBs or geometry to be intersected.

## See Also

VkAccelerationStructureInfoNV

## 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 (c) 2014-2020 Khronos Group. This work is licensed under a Creative Commons Attribution 4.0 International License.