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diff --git a/eigen/unsupported/doc/examples/EulerAngles.cpp b/eigen/unsupported/doc/examples/EulerAngles.cpp
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-#include <unsupported/Eigen/EulerAngles>
-#include <iostream>
-
-using namespace Eigen;
-
-int main()
-{
- // A common Euler system by many armies around the world,
- // where the first one is the azimuth(the angle from the north -
- // the same angle that is show in compass)
- // and the second one is elevation(the angle from the horizon)
- // and the third one is roll(the angle between the horizontal body
- // direction and the plane ground surface)
- // Keep remembering we're using radian angles here!
- typedef EulerSystem<-EULER_Z, EULER_Y, EULER_X> MyArmySystem;
- typedef EulerAngles<double, MyArmySystem> MyArmyAngles;
-
- MyArmyAngles vehicleAngles(
- 3.14/*PI*/ / 2, /* heading to east, notice that this angle is counter-clockwise */
- -0.3, /* going down from a mountain */
- 0.1); /* slightly rolled to the right */
-
- // Some Euler angles representation that our plane use.
- EulerAnglesZYZd planeAngles(0.78474, 0.5271, -0.513794);
-
- MyArmyAngles planeAnglesInMyArmyAngles = MyArmyAngles::FromRotation<true, false, false>(planeAngles);
-
- std::cout << "vehicle angles(MyArmy): " << vehicleAngles << std::endl;
- std::cout << "plane angles(ZYZ): " << planeAngles << std::endl;
- std::cout << "plane angles(MyArmy): " << planeAnglesInMyArmyAngles << std::endl;
-
- // Now lets rotate the plane a little bit
- std::cout << "==========================================================\n";
- std::cout << "rotating plane now!\n";
- std::cout << "==========================================================\n";
-
- Quaterniond planeRotated = AngleAxisd(-0.342, Vector3d::UnitY()) * planeAngles;
-
- planeAngles = planeRotated;
- planeAnglesInMyArmyAngles = MyArmyAngles::FromRotation<true, false, false>(planeRotated);
-
- std::cout << "new plane angles(ZYZ): " << planeAngles << std::endl;
- std::cout << "new plane angles(MyArmy): " << planeAnglesInMyArmyAngles << std::endl;
-
- return 0;
-}