diff options
| author | Stanislaw Halik <sthalik@misaki.pl> | 2019-03-03 21:09:10 +0100 |
|---|---|---|
| committer | Stanislaw Halik <sthalik@misaki.pl> | 2019-03-03 21:10:13 +0100 |
| commit | f0238cfb6997c4acfc2bd200de7295f3fa36968f (patch) | |
| tree | b215183760e4f615b9c1dabc1f116383b72a1b55 /eigen/demos/mix_eigen_and_c/example.c | |
| parent | 543edd372a5193d04b3de9f23c176ab439e51b31 (diff) | |
don't index Eigen
Diffstat (limited to 'eigen/demos/mix_eigen_and_c/example.c')
| -rw-r--r-- | eigen/demos/mix_eigen_and_c/example.c | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/eigen/demos/mix_eigen_and_c/example.c b/eigen/demos/mix_eigen_and_c/example.c deleted file mode 100644 index 508eb54..0000000 --- a/eigen/demos/mix_eigen_and_c/example.c +++ /dev/null @@ -1,65 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. -// -// Copyright (C) 2009 Benoit Jacob <jacob.benoit.1@gmail.com> -// -// This Source Code Form is subject to the terms of the Mozilla -// Public License v. 2.0. If a copy of the MPL was not distributed -// with this file, You can obtain one at http://mozilla.org/MPL/2.0/. - -#include "binary_library.h" -#include "stdio.h" - -void demo_MatrixXd() -{ - struct C_MatrixXd *matrix1, *matrix2, *result; - printf("*** demo_MatrixXd ***\n"); - - matrix1 = MatrixXd_new(3, 3); - MatrixXd_set_zero(matrix1); - MatrixXd_set_coeff(matrix1, 0, 1, 2.5); - MatrixXd_set_coeff(matrix1, 1, 0, 1.4); - printf("Here is matrix1:\n"); - MatrixXd_print(matrix1); - - matrix2 = MatrixXd_new(3, 3); - MatrixXd_multiply(matrix1, matrix1, matrix2); - printf("Here is matrix1*matrix1:\n"); - MatrixXd_print(matrix2); - - MatrixXd_delete(matrix1); - MatrixXd_delete(matrix2); -} - -// this helper function takes a plain C array and prints it in one line -void print_array(double *array, int n) -{ - struct C_Map_MatrixXd *m = Map_MatrixXd_new(array, 1, n); - Map_MatrixXd_print(m); - Map_MatrixXd_delete(m); -} - -void demo_Map_MatrixXd() -{ - struct C_Map_MatrixXd *map; - double array[5]; - int i; - printf("*** demo_Map_MatrixXd ***\n"); - - for(i = 0; i < 5; ++i) array[i] = i; - printf("Initially, the array is:\n"); - print_array(array, 5); - - map = Map_MatrixXd_new(array, 5, 1); - Map_MatrixXd_add(map, map, map); - Map_MatrixXd_delete(map); - - printf("Now the array is:\n"); - print_array(array, 5); -} - -int main() -{ - demo_MatrixXd(); - demo_Map_MatrixXd(); -} |
