Function sdl2_sys::SDL_GetNumRenderDrivers

pub unsafe extern "C" fn SDL_GetNumRenderDrivers() -> c_int

\brief Get the number of 2D rendering drivers available for the current display.

A render driver is a set of code that handles rendering and texture management on a particular display. Normally there is only one, but some drivers may have several available with different capabilities.

\sa SDL_GetRenderDriverInfo() \sa SDL_CreateRenderer()