chickadee » sdl2 » surface-blend-mode

surface-blend-mode surfaceprocedure
surface-blend-mode-raw surfaceprocedure
set! (surface-blend-mode surface) modesetter
surface-blend-mode-set! surface modesetter

See SDL_GetSurfaceBlendMode and SDL_SetSurfaceBlendMode.

These procedures signal an exception of kind (exn sdl2) if an error occurs.