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_corner.cpp
View File

@@ -2,26 +2,16 @@
#include <iostream>
using namespace std;
using namespace Eigen;
int main()
{
MatrixXf m(4,4);
Eigen::Matrix4f m;
m << 1, 2, 3, 4,
5, 6, 7, 8,
9, 10,11,12,
13,14,15,16;
//print first two columns
cout << "-- leftCols(2) --" << endl
<< m.leftCols(2) << endl << endl;
//print last two rows
cout << "-- bottomRows(2) --" << endl
<< m.bottomRows(2) << endl << endl;
//print top-left 2x3 corner
cout << "-- topLeftCorner(2,3) --" << endl
<< m.topLeftCorner(2,3) << endl;
cout << "m.leftCols(2) =" << endl << m.leftCols(2) << endl << endl;
cout << "m.bottomRows<2>() =" << endl << m.bottomRows<2>() << endl << endl;
m.topLeftCorner(1,3) = m.bottomRightCorner(3,1).transpose();
cout << "After assignment, m = " << endl << m << endl;
}