.. index:: pair: namespace; absor
.. _doxid-namespaceabsor:

namespace absor
===============

.. toctree::
	:hidden:

Overview
~~~~~~~~




.. ref-code-block:: cpp
	:class: doxyrest-overview-code-block

	
	namespace absor {

	// global functions

	int :ref:`hornAbsOrientation<doxid-namespaceabsor_1a09d62115f686492810352905250fb0ef>`(const Eigen::MatrixXd& refPoints, const Eigen::MatrixXd& targetPoints, std::vector<double>& quat, double& rmsd, std::vector<double>& rmsdList, double& scale);
	Eigen::MatrixXd :ref:`calcMatrixS<doxid-namespaceabsor_1a16e1d855167323dabd3dbfcd8f1290af>`(const Eigen::MatrixXd& centeredRefPnts, const Eigen::MatrixXd& centeredTargetPnts, int nop, int dim);
	Eigen::MatrixXd :ref:`calcMatrixN<doxid-namespaceabsor_1af2d549df95a889e345c6ce1c86155c12>`(const Eigen::MatrixXd& S);
	Eigen::MatrixXd :ref:`centerWRTcentroid<doxid-namespaceabsor_1a446b8553f6f2e4c8aeba3b663d257f4c>`(const Eigen::MatrixXd& pointSet);
	double :ref:`calcScaleFactor<doxid-namespaceabsor_1a187318f48da3c9f095806f282a9fd73f>`(const Eigen::MatrixXd& rightSys, const Eigen::MatrixXd& leftSys, int n);
	Eigen::MatrixXd :ref:`quat2RotMatrix<doxid-namespaceabsor_1af4cf6d8d2d3c0041e995922c3569fc95>`(const Eigen::VectorXd& quat);
	double :ref:`getRMSD<doxid-namespaceabsor_1af8dec7e715752a64cc7875a367450176>`(const Eigen::MatrixXd& centeredRefPnts, const Eigen::MatrixXd& centeredTargetPnts, const Eigen::VectorXd& quat, std::vector<double>& rmsdList, int nop, double scale);

	} // namespace absor
.. _details-namespaceabsor:

Detailed Documentation
~~~~~~~~~~~~~~~~~~~~~~



Global Functions
----------------

.. index:: pair: function; hornAbsOrientation
.. _doxid-namespaceabsor_1a09d62115f686492810352905250fb0ef:

.. ref-code-block:: cpp
	:class: doxyrest-title-code-block

	int hornAbsOrientation(const Eigen::MatrixXd& refPoints, const Eigen::MatrixXd& targetPoints, std::vector<double>& quat, double& rmsd, std::vector<double>& rmsdList, double& scale)

Get the absolute orientation using Horn's algorithm (with quaternions)

.. index:: pair: function; calcMatrixS
.. _doxid-namespaceabsor_1a16e1d855167323dabd3dbfcd8f1290af:

.. ref-code-block:: cpp
	:class: doxyrest-title-code-block

	Eigen::MatrixXd calcMatrixS(const Eigen::MatrixXd& centeredRefPnts, const Eigen::MatrixXd& centeredTargetPnts, int nop, int dim)

Compute the matrix S, or M, whose elements are the sums of products of coordinates measured in the left and right systems.

.. index:: pair: function; calcMatrixN
.. _doxid-namespaceabsor_1af2d549df95a889e345c6ce1c86155c12:

.. ref-code-block:: cpp
	:class: doxyrest-title-code-block

	Eigen::MatrixXd calcMatrixN(const Eigen::MatrixXd& S)

Compute the matrix N, a 4x4 symmetric matrix, by combining sums (saved as elements in the matrix S)

.. index:: pair: function; centerWRTcentroid
.. _doxid-namespaceabsor_1a446b8553f6f2e4c8aeba3b663d257f4c:

.. ref-code-block:: cpp
	:class: doxyrest-title-code-block

	Eigen::MatrixXd centerWRTcentroid(const Eigen::MatrixXd& pointSet)

Center a point set wrt the centroid.

.. index:: pair: function; calcScaleFactor
.. _doxid-namespaceabsor_1a187318f48da3c9f095806f282a9fd73f:

.. ref-code-block:: cpp
	:class: doxyrest-title-code-block

	double calcScaleFactor(const Eigen::MatrixXd& rightSys, const Eigen::MatrixXd& leftSys, int n)

Calculate the scale factor from the centered left and right point sets.

.. index:: pair: function; quat2RotMatrix
.. _doxid-namespaceabsor_1af4cf6d8d2d3c0041e995922c3569fc95:

.. ref-code-block:: cpp
	:class: doxyrest-title-code-block

	Eigen::MatrixXd quat2RotMatrix(const Eigen::VectorXd& quat)

Get a rotation matrix from a unit quaternion.

.. index:: pair: function; getRMSD
.. _doxid-namespaceabsor_1af8dec7e715752a64cc7875a367450176:

.. ref-code-block:: cpp
	:class: doxyrest-title-code-block

	double getRMSD(const Eigen::MatrixXd& centeredRefPnts, const Eigen::MatrixXd& centeredTargetPnts, const Eigen::VectorXd& quat, std::vector<double>& rmsdList, int nop, double scale)

Calculate the RMSD.