.\" Automatically generated by Pandoc 2.9.2.1 .\" .TH "al_convert_mask_to_alpha" "3alleg5" "" "Allegro reference manual" "" .hy .SH NAME .PP al_convert_mask_to_alpha - Allegro 5 API .SH SYNOPSIS .IP .nf \f[C] #include void al_convert_mask_to_alpha(ALLEGRO_BITMAP *bitmap, ALLEGRO_COLOR mask_color) \f[R] .fi .SH DESCRIPTION .PP 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. .SH SEE ALSO .PP ALLEGRO_COLOR(3alleg5)