Tutorial page 4: add some text, diversify examples.

Use \verbinclude for output text to disable syntax highlighting.
Give tables consistent look.

1 files changed, 5 insertions, 15 deletions

diff --git a/doc/examples/Tutorial_BlockOperations_corner.cpp b/doc/examples/Tutorial_BlockOperations_corner.cpp
index 96c6df62b..3a31507aa 100644
--- a/doc/examples/Tutorial_BlockOperations_corner.cpp
+++ b/doc/examples/Tutorial_BlockOperations_corner.cpp
@@ -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;
 }