# VkSurfaceCounterFlagBitsEXT(3) Manual Page

## Name

VkSurfaceCounterFlagBitsEXT - Surface-relative counter types

## C Specification

Bits which can be set in VkSurfaceCapabilities2EXT::`supportedSurfaceCounters`, indicating supported surface counter types, are:

    typedef enum VkSurfaceCounterFlagBitsEXT {
        VK_SURFACE_COUNTER_VBLANK_EXT = 0x00000001,
        VK_SURFACE_COUNTER_FLAG_BITS_MAX_ENUM_EXT = 0x7FFFFFFF
    } VkSurfaceCounterFlagBitsEXT;

## Description

- `VK_SURFACE_COUNTER_VBLANK_EXT` specifies a counter incrementing once every time a vertical blanking period occurs on the display associated with the surface.

## See Also

VkSurfaceCounterFlagsEXT, vkGetSwapchainCounterEXT

## 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.