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authorStanislaw Halik <sthalik@misaki.pl>2019-03-03 21:09:10 +0100
committerStanislaw Halik <sthalik@misaki.pl>2019-03-03 21:10:13 +0100
commitf0238cfb6997c4acfc2bd200de7295f3fa36968f (patch)
treeb215183760e4f615b9c1dabc1f116383b72a1b55 /eigen/demos/mix_eigen_and_c/example.c
parent543edd372a5193d04b3de9f23c176ab439e51b31 (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.c65
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();
-}