From: wolf Date: Tue, 28 Mar 2006 05:14:48 +0000 (+0000) Subject: Generate results section out of doxygen as well. X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ea84e3ab1f4d586ed20b84dce75cdb1a8da5fc69;p=dealii-svn.git Generate results section out of doxygen as well. git-svn-id: https://svn.dealii.org/trunk@12703 0785d39b-7218-0410-832d-ea1e28bc413d --- diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/grid-1.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/grid-1.jpg deleted file mode 100644 index 80c61dbfa4..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/grid-1.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/grid-2.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/grid-2.jpg deleted file mode 100644 index efebe74db0..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/grid-2.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/results.dox b/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/results.dox index e92e522223..754418b3c2 100644 --- a/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/results.dox +++ b/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/results.dox @@ -7,17 +7,11 @@ like this:
- @image html grid-1.jpg -
- (Click here for original - version) + @image html step-1.grid-1.jpg
- @image html grid-2.jpg -
- (Click here for original - version) + @image html step-1.grid-2.jpg
diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/step-1.grid-1.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/step-1.grid-1.png new file mode 100644 index 0000000000..e7edc253dd Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/step-1.grid-1.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/step-1.grid-2.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/step-1.grid-2.png new file mode 100644 index 0000000000..8dc1d31d6a Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-1.data/step-1.grid-2.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/results.dox b/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/results.dox index d9f8d67fad..300f50bb33 100644 --- a/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/results.dox +++ b/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/results.dox @@ -36,17 +36,11 @@ one):
- @image html sparsity_pattern_1.jpg -
- (Click here for original - version) + @image html step-2.sparsity-1.png
- @image html sparsity_pattern_2.jpg -
- (Click here for original - version) + @image html step-2.sparsity-2.png
diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/sparsity_pattern_1.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/sparsity_pattern_1.jpg deleted file mode 100644 index eacfac2a10..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/sparsity_pattern_1.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/sparsity_pattern_2.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/sparsity_pattern_2.jpg deleted file mode 100644 index a21e3b8da3..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/sparsity_pattern_2.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/step-2.sparsity-1.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/step-2.sparsity-1.png new file mode 100644 index 0000000000..fd240986d4 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/step-2.sparsity-1.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/step-2.sparsity-2.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/step-2.sparsity-2.png new file mode 100644 index 0000000000..e45b1c2d89 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-2.data/step-2.sparsity-2.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/results.dox b/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/results.dox index 3f420a9797..19f31c400b 100644 --- a/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/results.dox +++ b/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/results.dox @@ -54,15 +54,16 @@ gnuplot> set hidden3d @endcode to get the result at the right: - - - - - +
-solution-1 - -solution-2 -
+ + + + +
+ @image html step-3.solution-1.png + + @image html step-3.solution-2.png +
diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/solution-1.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/solution-1.jpg deleted file mode 100644 index 1b44a311f4..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/solution-1.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/solution-2.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/solution-2.jpg deleted file mode 100644 index 15f44e3bf4..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/solution-2.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/step-3.solution-1.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/step-3.solution-1.png new file mode 100644 index 0000000000..b2781612f6 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/step-3.solution-1.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/step-3.solution-2.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/step-3.solution-2.png new file mode 100644 index 0000000000..e0c82ad5c2 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-3.data/step-3.solution-2.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/grid-2d.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/grid-2d.jpg deleted file mode 100644 index b8cf87e637..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/grid-2d.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/grid-3d.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/grid-3d.jpg deleted file mode 100644 index da8b54fe38..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/grid-3d.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/results.html b/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/results.dox similarity index 85% rename from deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/results.html rename to deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/results.dox index 67273a06d8..cfd3be1c1f 100644 --- a/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/results.html +++ b/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/results.dox @@ -1,12 +1,12 @@

Results

-

+ The output of the program looks as follows (the number of iterations may vary by one or two, depending on your computer, since this is often dependent on the round-off accuracy of floating point operations, which differs between processors): -


+@code
 Solving problem in 2 space dimensions.
    Number of active cells: 256
    Total number of cells: 341
@@ -17,7 +17,7 @@ Solving problem in 3 space dimensions.
    Total number of cells: 4681
    Number of degrees of freedom: 4913
    30 CG iterations needed to obtain convergence.
-
+@endcode It is obvious that in three spatial dimensions the number of cells and therefore also the number of degrees of freedom is much higher. What cannot be seen here, is that besides this higher @@ -26,31 +26,31 @@ more entries per row of the matrix in three space dimensions. Together, this leads to a much higher numerical effort for solving the system of equation, which you can feel when you actually run the program. -

-

+ + The program produces two files: solution-2d.gmv and solution-3d.gmv, which can be viewed using the program GMV (in case you do not have that program, you can easily change the output format in the program to something which you can view more easily). From the two-dimensional output, we have produced the following two pictures: -

- -

- - - - - + + + +
-solution-2d - -grid-2d -
+ + + + +
+ @image html step-4.solution-2d.png + + @image html step-4.grid-2d.png +
-

-

+ The left one shows the solution of the problem under consideration as a 3D plot. As can be seen, the solution is almost flat in the interior of the domain and has a higher curvature near the boundary. This, of @@ -62,49 +62,50 @@ maximal values of the right hand side function are at the corners of the domain, where also the solution is moving most rapidly. It is also nice to see that the solution follows the desired quadratic boundary values along the boundaries of the domain. -

-

+ + The right picture shows the two dimensional grid, colorized by the values of the solution function. This is not very exciting, but the colors are nice. -

-

+ + In three spatial dimensions, visualization is a bit more difficult. To the left, you can see the solution at three of the six outer faces of the cube in which we solved the equation, and on a plane through the origin. On some of the planes, the cut through the grid is also shown. -

- -

- - - - - + + + +
-solution-3d - -grid-3d -
+ + + + +
+ @image html step-4.solution-3d.png + + @image html step-4.grid-3d.png +
-

-

+ + The right picture shows the three dimensional grid, colorized by the solutions values. 3D grids are difficult to visualize, which can be seen here already, even though the grid is not even locally refined. -

+

Possibilities for extensions

-

+ Essentially the possibilities for playing around with the program are the same as for the previous one, except that the will now also apply to the 3d -case. For inspiration read up on possible extensions in the documentation of step-3. -

+ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/solution-2d.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/solution-2d.jpg deleted file mode 100644 index 665fe3ec01..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/solution-2d.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/solution-3d.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/solution-3d.jpg deleted file mode 100644 index d7db56da2b..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/solution-3d.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/step-4.grid-2d.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/step-4.grid-2d.png new file mode 100644 index 0000000000..a0dc84efe6 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/step-4.grid-2d.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/step-4.grid-3d.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/step-4.grid-3d.png new file mode 100644 index 0000000000..236a9efc9d Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/step-4.grid-3d.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/step-4.solution-2d.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/step-4.solution-2d.png new file mode 100644 index 0000000000..003c8c01b0 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/step-4.solution-2d.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/step-4.solution-3d.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/step-4.solution-3d.png new file mode 100644 index 0000000000..894980dee1 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-4.data/step-4.solution-3d.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/results.html b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/results.dox similarity index 89% rename from deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/results.html rename to deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/results.dox index 91dde64fa5..44c133c8ba 100644 --- a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/results.html +++ b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/results.dox @@ -1,10 +1,10 @@

Results

-

+ When the last block in main() is commented in, the output of the program looks as follows: -


+@code
 Cycle 0:
    Number of active cells: 20
    Total number of cells: 20
@@ -52,61 +52,61 @@ Stacktrace:
 #1  ./step-5: main
 --------------------------------------------------------
 make: *** [run] Aborted
-
-

+@endcode + + -

Let's first focus on the things before the error: In each cycle, the number of cells quadruples and the number of CG iterations roughly doubles. Also, in each cycle, the program writes one output graphic file in EPS format. They are depicted in the following: -

-

+ + - - - - - - - - - - - - - - + + + + + + + + + + + + + +
-solution-0 - -solution-1 -
-solution-2 - -solution-3 -
-solution-4 - -solution-5 -
+ @image html step-5.solution-0.png + + @image html step-5.solution-1.png +
+ @image html step-5.solution-2.png + + @image html step-5.solution-3.png +
+ @image html step-5.solution-4.png + + @image html step-5.solution-5.png +
-

-

+ + Due to the variable coefficient (the curvature there is reduced by the same factor by which the coefficient is increased), the top region of the solution is flattened. The gradient of the solution is discontinuous there, although this is not very clearly visible in the pictures above. We will look at this in more detail in the next example. -

-

+ + As for the error — let's look at it again: -


+@code
 --------------------------------------------------------
 An error occurred in line <273> of file <step-5.cc> in function
     void Coefficient<dim>::value_list(const std::vector<Point<dim>, std::allocator<Point<dim> > >&, std::vector<double, std::allocator<double> >&, unsigned int)
@@ -124,10 +124,10 @@ Stacktrace:
 #1  ./step-5: main
 --------------------------------------------------------
 make: *** [run] Aborted
-
-

+@endcode + + -

What we see is that the error was triggered in line 273 of the step-5.cc file (as we modify tutorial programs over time, these line numbers change, so you should check what line number you actually get @@ -136,18 +136,18 @@ in the code what exactly happened. But the text tells you even more. First, it prints the function this happens in, and then the plain text version of the condition that was violated. This will almost always be enough already to let you know what exactly went wrong. -

-

+ + But that's not all yet. You get to see the name of the exception (ExcDimensionMismatch) and this exception even prints the values of the two array sizes. If you go back to the code in main(), you will remember that we gave the two variables sizes 1 and 2, which of course are the ones that you find in the output again. -

-

+ + So now we know pretty exactly where the error happened and what went wrong. What we don't know yet is how exactly we got there. The stacktrace at the bottom actually tells us what happened: the problem @@ -160,4 +160,4 @@ function, in which case stack frame 1 would be LaplaceProblem<2>::assemble_system, stack frame 2 would be LaplaceProblem<2>::run, and stack frame 3 would be main() — you get the idea. -

+ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-0.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-0.jpg deleted file mode 100644 index 0c08c46e4e..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-0.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-1.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-1.jpg deleted file mode 100644 index 6aafa16760..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-1.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-2.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-2.jpg deleted file mode 100644 index 8b02d1300b..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-2.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-3.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-3.jpg deleted file mode 100644 index e148dd8593..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-3.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-4.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-4.jpg deleted file mode 100644 index 5185330fa9..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-4.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-5.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-5.jpg deleted file mode 100644 index bba8fd08a9..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/solution-5.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-0.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-0.png new file mode 100644 index 0000000000..63ed70dcbf Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-0.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-1.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-1.png new file mode 100644 index 0000000000..03f1d153b1 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-1.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-2.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-2.png new file mode 100644 index 0000000000..0a4a9a1ed9 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-2.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-3.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-3.png new file mode 100644 index 0000000000..3333499692 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-3.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-4.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-4.png new file mode 100644 index 0000000000..87805a7872 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-4.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-5.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-5.png new file mode 100644 index 0000000000..f3f3aac77d Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-5.data/step-5.solution-5.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/final-solution.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/final-solution.jpg deleted file mode 100644 index 5572679a0c..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/final-solution.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-0.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-0.jpg deleted file mode 100644 index 87697d6cb1..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-0.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-1.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-1.jpg deleted file mode 100644 index 77728cff7f..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-1.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-2.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-2.jpg deleted file mode 100644 index eabab2fe7a..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-2.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-3.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-3.jpg deleted file mode 100644 index 65c6405ea7..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-3.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-4.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-4.jpg deleted file mode 100644 index e36dbdda53..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-4.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-5.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-5.jpg deleted file mode 100644 index ef0e3517da..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-5.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-6.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-6.jpg deleted file mode 100644 index 3fc34d9a45..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-6.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-7.jpg b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-7.jpg deleted file mode 100644 index 2574fa0e65..0000000000 Binary files a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/grid-7.jpg and /dev/null differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-0.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-0.png new file mode 100644 index 0000000000..acb2908b77 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-0.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-1.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-1.png new file mode 100644 index 0000000000..2620ac1f5a Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-1.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-2.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-2.png new file mode 100644 index 0000000000..eed733f72d Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-2.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-3.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-3.png new file mode 100644 index 0000000000..fb729beae2 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-3.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-4.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-4.png new file mode 100644 index 0000000000..4e97a09c67 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-4.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-5.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-5.png new file mode 100644 index 0000000000..fc17a70b5f Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-5.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-6.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-6.png new file mode 100644 index 0000000000..d2c8e9d897 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-6.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-7.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-7.png new file mode 100644 index 0000000000..512dafb6ab Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.grid-7.png differ diff --git a/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.solution.png b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.solution.png new file mode 100644 index 0000000000..0c156d9fb9 Binary files /dev/null and b/deal.II/doc/tutorial/chapter-2.step-by-step/step-6.data/step-6.solution.png differ