Provided by: libfontconfig-doc_2.13.1-4.2ubuntu5_all 

NAME
FcMatrixInit - initialize an FcMatrix structure
SYNOPSIS
#include <fontconfig/fontconfig.h> void FcMatrixInit (FcMatrix *matrix);
DESCRIPTION
FcMatrixInit initializes matrix to the identity matrix. Fontconfig 2.13.1 23 March 2022 FcMatrixInit(3)