MuonGeometrySanityCheckCustomFrame Class Reference

Public Member Functions
	MuonGeometrySanityCheckCustomFrame (const edm::ParameterSet &iConfig, std::string name)
GlobalPoint	transform (GlobalPoint point) const
GlobalPoint	transformInverse (GlobalPoint point) const

Public Attributes
AlgebraicMatrix	matrix
AlgebraicMatrix	matrixInverse

Detailed Description

Definition at line 47 of file MuonGeometrySanityCheck.cc.

Constructor & Destructor Documentation

MuonGeometrySanityCheckCustomFrame()

MuonGeometrySanityCheckCustomFrame::MuonGeometrySanityCheckCustomFrame	(	const edm::ParameterSet &	iConfig,
		std::string	name
	)

Definition at line 151 of file MuonGeometrySanityCheck.cc.

References Exception, edm::ParameterSet::getParameter(), matrix, matrixInverse, and mergeVDriftHistosByStation::name.

                                                                                       {
  std::vector<double> numbers = iConfig.getParameter<std::vector<double> >("matrix");
  if (numbers.size() != 9) {
    throw cms::Exception("BadConfig") << "Custom frame \"" << name << "\" has a matrix which is not 3x3." << std::endl;
  }

  matrix = AlgebraicMatrix(3, 3);
  matrix[0][0] = numbers[0];
  matrix[0][1] = numbers[1];
  matrix[0][2] = numbers[2];
  matrix[1][0] = numbers[3];
  matrix[1][1] = numbers[4];
  matrix[1][2] = numbers[5];
  matrix[2][0] = numbers[6];
  matrix[2][1] = numbers[7];
  matrix[2][2] = numbers[8];

  int ierr;
  matrixInverse = matrix;
  matrixInverse.invert(ierr);
  if (ierr != 0) {
    throw cms::Exception("BadConfig") << "Could not invert matrix for custom frame \"" << name << "\"." << std::endl;
  }
}

Member Function Documentation

transform()

GlobalPoint MuonGeometrySanityCheckCustomFrame::transform

(

GlobalPoint

point

)

const

Definition at line 177 of file MuonGeometrySanityCheck.cc.

References input, matrix, and point.

                                                                                 {
  AlgebraicVector input(3);
  input[0] = point.x();
  input[1] = point.x();
  input[2] = point.x();
  AlgebraicVector output = matrix * input;
  return GlobalPoint(output[0], output[1], output[3]);
}

transformInverse()

GlobalPoint MuonGeometrySanityCheckCustomFrame::transformInverse

(

GlobalPoint

point

)

const

Definition at line 186 of file MuonGeometrySanityCheck.cc.

References input, matrixInverse, and point.

                                                                                        {
  AlgebraicVector input(3);
  input[0] = point.x();
  input[1] = point.x();
  input[2] = point.x();
  AlgebraicVector output = matrixInverse * input;
  return GlobalPoint(output[0], output[1], output[3]);
}

Member Data Documentation

matrix

AlgebraicMatrix MuonGeometrySanityCheckCustomFrame::matrix

Definition at line 53 of file MuonGeometrySanityCheck.cc.

Referenced by MuonGeometrySanityCheckCustomFrame(), and transform().

matrixInverse

AlgebraicMatrix MuonGeometrySanityCheckCustomFrame::matrixInverse

Definition at line 54 of file MuonGeometrySanityCheck.cc.

Referenced by MuonGeometrySanityCheckCustomFrame(), and transformInverse().