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.TH "al_convert_mask_to_alpha" "3" "" "Allegro reference manual"
.SH NAME
al_convert_mask_to_alpha \- Allegro 5 API
.SH SYNOPSIS
.IP
.EX
#include \f[B]<allegro5/allegro.h>\f[R]

void al_convert_mask_to_alpha(ALLEGRO_BITMAP *bitmap, ALLEGRO_COLOR mask_color)
.EE
.SH 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.
.SH SEE ALSO
ALLEGRO_COLOR(3)