- sdl-convert-surface sdl-surface pixel-format flagsprocedure
Creates a new the surface with the pixel format given (pixel-format) and copies contents of sdl-surface into it. Flags are the same as for the sdl-create-rgb-surface procedure: SDL_SWSURFACE, SDL_HWSURFACE (surface resides in software or hardware memory respectively), SDL_SRCCOLORKEY (surface has colour key), SDL_SRCALPHA (surface has alpha-channel transparency); flags can be combined with +.