al_convert_mask_to_alpha(3) al_convert_mask_to_alpha(3) NAME al_convert_mask_to_alpha - Allegro 5 API SYNOPSIS #include void al_convert_mask_to_alpha(ALLEGRO_BITMAP *bitmap, ALLEGRO_COLOR mask_color) DESCRIPTION Convert the given mask color to an alpha channel in the bitmap. Can be used to convert older 4.2-style bitmaps with magic pink to alpha-ready bitmaps. SEE ALSO ALLEGRO_COLOR(3) Allegro reference manual al_convert_mask_to_alpha(3)