al_set_d3d_device_restore_callback(3) al_set_d3d_device_restore_callback(3) NAME al_set_d3d_device_restore_callback - Allegro 5 API SYNOPSIS #include void al_set_d3d_device_restore_callback( void (*callback)(ALLEGRO_DISPLAY *display)) DESCRIPTION The callback will be called whenever a D3D device that has been reset is restored. In the callback you should restore any d3d resources you have created yourself. The callback receives the affected display as a parameter. Pass NULL to disable the callback. SINCE 5.1.0 Allegro reference manual al_set_d3d_device_restore_callback(3)