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.TH "al_invert_transform" "3" "" "Allegro reference manual" ""
.SH NAME
.PP
al_invert_transform \- Allegro 5 API
.SH SYNOPSIS
.IP
.nf
\f[C]
#include\ <allegro5/allegro.h>
void\ al_invert_transform(ALLEGRO_TRANSFORM\ *trans)
\f[]
.fi
.SH DESCRIPTION
.PP
Inverts the passed transformation.
If the transformation is nearly singular (close to not having an
inverse) then the returned transformation may be invalid.
Use al_check_inverse(3) to ascertain if the transformation has an
inverse before inverting it if you are in doubt.
.PP
\f[I]Parameters:\f[]
.IP \[bu] 2
trans \- Transformation to invert
.SH SEE ALSO
.PP
al_check_inverse(3)
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