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Diffstat (limited to 'c_src/sdl_renderer.c')
| -rw-r--r-- | c_src/sdl_renderer.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/c_src/sdl_renderer.c b/c_src/sdl_renderer.c index a45b287..023851f 100644 --- a/c_src/sdl_renderer.c +++ b/c_src/sdl_renderer.c @@ -85,6 +85,21 @@ NIF_FUNCTION(create_renderer) NIF_RES_GET(Window, window_res), index, flags); } +// get_num_render_drivers + +NIF_FUNCTION(get_num_render_drivers) +{ + int count = SDL_GetNumRenderDrivers(); + + if (count < 0) + return sdl_error_tuple(env); + + return enif_make_tuple2(env, + atom_ok, + enif_make_int(env, count) + ); +} + // render_clear NIF_CALL_HANDLER(thread_render_clear) |