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.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 <allegro5/allegro.h>

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)