###### (This is the documentation for SDL3, which is the current stable version. [SDL2](https://wiki.libsdl.org/SDL2/) was the previous version!) # SDL_HINT_VULKAN_DISPLAY A variable overriding the display index used in [SDL_Vulkan_CreateSurface](SDL_Vulkan_CreateSurface)() ## Header File Defined in [](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_hints.h) ## Syntax ```c #define SDL_HINT_VULKAN_DISPLAY "SDL_VULKAN_DISPLAY" ``` ## Remarks The display index starts at 0, which is the default. This hint should be set before calling [SDL_Vulkan_CreateSurface](SDL_Vulkan_CreateSurface)() ## Version This hint is available since SDL 3.1.3. ---- [CategoryAPI](CategoryAPI), [CategoryAPIMacro](CategoryAPIMacro), [CategoryHints](CategoryHints)