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get rid of using namespace Eigen in sample code

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This commit is contained in:
Erik Schultheis
2021-12-07 19:57:38 +00:00
committed by Rasmus Munk Larsen
parent e4c40b092a
commit 39a6aff16c
58 changed files with 274 additions and 399 deletions
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12
doc/examples/tut_arithmetic_dot_cross.cpp
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@@ -1,15 +1,13 @@
#include <iostream>
#include <Eigen/Dense>
using namespace Eigen;
using namespace std;
int main()
{
Vector3d v(1,2,3);
Vector3d w(0,1,2);
Eigen::Vector3d v(1,2,3);
Eigen::Vector3d w(0,1,2);
cout << "Dot product: " << v.dot(w) << endl;
std::cout << "Dot product: " << v.dot(w) << std::endl;
double dp = v.adjoint()*w; // automatic conversion of the inner product to a scalar
cout << "Dot product via a matrix product: " << dp << endl;
cout << "Cross product:\n" << v.cross(w) << endl;
std::cout << "Dot product via a matrix product: " << dp << std::endl;
std::cout << "Cross product:\n" << v.cross(w) << std::endl;
}