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Diffstat (limited to 'bench/benchmarkX.cpp')
-rw-r--r-- | bench/benchmarkX.cpp | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/bench/benchmarkX.cpp b/bench/benchmarkX.cpp new file mode 100644 index 000000000..09173e1ed --- /dev/null +++ b/bench/benchmarkX.cpp @@ -0,0 +1,22 @@ +// g++ -O3 -DNDEBUG benchmarkX.cpp -o benchmarkX && time ./benchmarkX + +#include <Eigen/Core> + +using namespace std; +USING_PART_OF_NAMESPACE_EIGEN + +int main(int argc, char *argv[]) +{ + MatrixXd I = MatrixXd::identity(20,20); + MatrixXd m(20,20); + for(int i = 0; i < 20; i++) for(int j = 0; j < 20; j++) + { + m(i,j) = 0.1 * (i+20*j); + } + for(int a = 0; a < 100000; a++) + { + m = I + 0.00005 * (m + m*m); + } + cout << m << endl; + return 0; +} |