devtools/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2026-04-10 11:34:33 +08:00
Code Issues Packages Projects Releases Wiki Activity

Tutorial page 4: add some text, diversify examples.

Browse Source 
Use \verbinclude for output text to disable syntax highlighting.
Give tables consistent look.
This commit is contained in:
Jitse Niesen
2010-07-14 10:16:12 +01:00
parent c36316f284
commit b0bd1cfa05
8 changed files with 127 additions and 182 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
doc/examples/Tutorial_BlockOperations_vector.cpp
View File

@@ -2,23 +2,13 @@
#include <iostream>
using namespace std;
using namespace Eigen;
int main()
{
VectorXf v(6);
Eigen::ArrayXf v(6);
v << 1, 2, 3, 4, 5, 6;
//print first three elements
cout << "-- head(3) --" << endl
<< v.head(3) << endl << endl;
//print last three elements
cout << "-- tail(3) --" << endl
<< v.tail(3) << endl << endl;
//print between 2nd and 5th elem. inclusive
cout << "-- segment(1,4) --" << endl
<< v.segment(1,4) << endl;
cout << "v.head(3) =" << endl << v.head(3) << endl << endl;
cout << "v.tail<3>() = " << endl << v.tail<3>() << endl << endl;
v.segment(1,4) *= 2;
cout << "after 'v.segment(1,4) *= 2', v =" << endl << v << endl;
}