FcMatrixRotate(3)

NAME

       FcMatrixRotate - Rotate a matrix

SYNOPSIS

       #include <fontconfig.h>

       void FcMatrixRotate (FcMatrix *matrix, doublecos, doublesin);

DESCRIPTION

       FcMatrixRotate rotates matrix by the angle who's sine is sin and cosine
       is cos.  This is done by multiplying by the matrix:

         cos -sin
         sin  cos

VERSION

       Fontconfig version 2.2.0

                                 21 April 2003               FcMatrixRotate(3)