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| author |  Gael Guennebaud <g.gael@free.fr> | 2008-07-19 22:59:05 +0000 |
|---|---|---|
| committer | Gael Guennebaud <g.gael@free.fr> | 2008-07-19 22:59:05 +0000 |
| commit | 269f683902231020a910fd4e2c1b74554183e2c8 (patch) | |
| tree | f95a531cd1792f1df2122a3879217adc8eb9ec18 /doc/snippets | |
| parent | 6e2c53e0562785f2f8c72a67dd8c40451cf2a319 (diff) | |
Add cholesky's members to MatrixBase
Various documentation improvements including new snippets (AngleAxis and Cholesky)
Diffstat (limited to 'doc/snippets')
| -rw-r--r-- | doc/snippets/AngleAxis_mimic_euler.cpp | 4 | ||||
| -rw-r--r-- | doc/snippets/CMakeLists.txt | 2 | ||||
| -rw-r--r-- | doc/snippets/Cholesky_solve.cpp | 6 | ||||
| -rw-r--r-- | doc/snippets/compile_snippet.cpp.in | 3 |
4 files changed, 15 insertions, 0 deletions
diff --git a/doc/snippets/AngleAxis_mimic_euler.cpp b/doc/snippets/AngleAxis_mimic_euler.cpp new file mode 100644 index 000000000..be6b8adbe --- /dev/null +++ b/doc/snippets/AngleAxis_mimic_euler.cpp @@ -0,0 +1,4 @@ +Matrix3f m = AngleAxisf(0.25*M_PI, Vector3f::UnitX()) + * AngleAxisf(0.5*M_PI, Vector3f::UnitY()) + * AngleAxisf(0.33*M_PI, Vector3f::UnitZ()); +cout << m << endl; diff --git a/doc/snippets/CMakeLists.txt b/doc/snippets/CMakeLists.txt index faf6440e8..72bd7770a 100644 --- a/doc/snippets/CMakeLists.txt +++ b/doc/snippets/CMakeLists.txt @@ -20,4 +20,6 @@ ADD_CUSTOM_COMMAND( ARGS >${CMAKE_CURRENT_BINARY_DIR}/${snippet}.out ) ADD_DEPENDENCIES(all_snippets ${compile_snippet_target}) +set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/${compile_snippet_src} + PROPERTIES OBJECT_DEPENDS ${snippet_src}) ENDFOREACH(snippet_src) diff --git a/doc/snippets/Cholesky_solve.cpp b/doc/snippets/Cholesky_solve.cpp new file mode 100644 index 000000000..4f9ac9c1e --- /dev/null +++ b/doc/snippets/Cholesky_solve.cpp @@ -0,0 +1,6 @@ +typedef Matrix<float,Dynamic,2> DataMatrix; +// let's generate some samples on the 3D plane of equation z = 2x+3y (with some noise) +DataMatrix samples = DataMatrix::random(12,2); +VectorXf elevations = 2*samples.col(0) + 3*samples.col(1) + VectorXf::random(12)*0.1; +// and let's solve samples * x = elevations in least square sense: +cout << (samples.adjoint() * samples).cholesky().solve((samples.adjoint()*elevations).eval()) << endl; diff --git a/doc/snippets/compile_snippet.cpp.in b/doc/snippets/compile_snippet.cpp.in index 5876aab9c..950f06654 100644 --- a/doc/snippets/compile_snippet.cpp.in +++ b/doc/snippets/compile_snippet.cpp.in @@ -1,8 +1,11 @@ #include <Eigen/Core> #include <Eigen/Array> #include <Eigen/LU> +#include <Eigen/Cholesky> +#include <Eigen/Geometry> USING_PART_OF_NAMESPACE_EIGEN +using namespace Eigen; using namespace std; int main(int, char**) |