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author | Carlos Becker <carlosbecker@gmail.com> | 2010-06-28 18:42:09 +0100 |
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committer | Carlos Becker <carlosbecker@gmail.com> | 2010-06-28 18:42:09 +0100 |
commit | 82e2e8b13a9c1bc59ec7f1c4618e83bd971c4123 (patch) | |
tree | 43c50eee4f8142d80dd8d1336ab30a7625d018e5 /doc/examples/Tutorial_ArrayClass_interop_matrix.cpp | |
parent | bdef7eb656f8bb5dcb2b6a81579552d673ce8caf (diff) |
Modified Array Class tutorial, added examples
Diffstat (limited to 'doc/examples/Tutorial_ArrayClass_interop_matrix.cpp')
-rw-r--r-- | doc/examples/Tutorial_ArrayClass_interop_matrix.cpp | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/doc/examples/Tutorial_ArrayClass_interop_matrix.cpp b/doc/examples/Tutorial_ArrayClass_interop_matrix.cpp new file mode 100644 index 000000000..b3d48b6ae --- /dev/null +++ b/doc/examples/Tutorial_ArrayClass_interop_matrix.cpp @@ -0,0 +1,41 @@ +#include <Eigen/Dense> +#include <iostream> + +using namespace Eigen; +using namespace std; + +int main() +{ + MatrixXf m(2,2); + MatrixXf n(2,2); + + MatrixXf result(2,2); + + //initialize matrices + m << 1,2, + 3,4; + + n << 5,6, + 7,8; + + + // --> matrix multiplication + result = m * n; + + cout << "-- Matrix m*n: --" << endl + << result << endl << endl; + + + // --> coeff-wise multiplication + result = m.array() * n.array(); + + cout << "-- Array m*n: --" << endl + << result << endl << endl; + + + // ->> coeff-wise addition of a scalar + result = m.array() + 4; + + cout << "-- Array m + 4: --" << endl + << result << endl << endl; +} |