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FcMatrixRotate(3)					       FcMatrixRotate(3)

NAME
     FcMatrixRotate - Rotate a matrix

SYNOPSIS
     #include <fontconfig/fontconfig.h>

     void FcMatrixRotate (FcMatrix *matrix, double cos, double sin);

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

Fontconfig 2.17.1		  02 July 2025		       FcMatrixRotate(3)

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