NAME¶

SDL_GetDirect3D9AdapterIndex - Get the D3D9 adapter index that matches the specified display.

HEADER FILE¶

Defined in SDL3/SDL_system.h

SYNOPSIS¶

#include "SDL3/SDL.h"

int SDL_GetDirect3D9AdapterIndex(SDL_DisplayID displayID);

DESCRIPTION¶

The returned adapter index can be passed to IDirect3D9::CreateDevice and controls on which monitor a full screen application will appear.

FUNCTION PARAMETERS¶

displayID

the instance of the display to query.

RETURN VALUE¶

Returns the D3D9 adapter index on success or -1 on failure; call

SDL_GetError () for more information.

AVAILABILITY¶

This function is available since SDL 3.1.3.