Get the D3D9 adapter index that matches the specified display index.
Defined in SDL_system.h
displayIndex | the display index for which to get the D3D9 adapter index |
Returns the D3D9 adapter index on success or a negative error code on failure; call SDL_GetError() for more information.
The returned adapter index can be passed to IDirect3D9::CreateDevice
and controls on which monitor a full screen application will appear.
This function is available since SDL 2.0.1.