Simple helper function to print armadillo matrices

print_mat.h

#ifndef print_mat_h
#define print_mat_h

void print_mat(arma::mat my_matrix) {
    
    uint cols = my_matrix.n_cols;
    uint rows = my_matrix.n_rows;
    
    Rcout << "--------\n";
    for(uint rX = 0; rX < rows; rX++) {
        Rcout << " " << rX << ": ";
        for(uint cX = 0; cX < cols; cX++) {
            Rcout << my_matrix(rX, cX) << " ";
        }
        Rcout << "\n";
    }
    Rcout << "--------\n";
}

#endif