FcMatrixRotate(3) FcMatrixRotate(3)

FcMatrixRotate - Rotate a matrix

#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
21 October 2022 Fontconfig 2.14.1