NAME

FcMatrixRotate - Rotate a matrix

SYNOPSIS

#include <fontconfig/fontconfig.h>

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

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

29 6月 2021

Fontconfig 2.13.94

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