msh2Utilities.h

Go to the documentation of this file.

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-    */
/* ex: set filetype=cpp softtabstop=4 shiftwidth=4 tabstop=4 cindent expandtab: */
// ****************************************************************************
//
//    Copyright (c) 2014, Seth Billings, Russell Taylor, Johns Hopkins University
//    All rights reserved.
//
//    Redistribution and use in source and binary forms, with or without
//    modification, are permitted provided that the following conditions are
//    met:
//
//    1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
//
//    2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
//
//    3. Neither the name of the copyright holder nor the names of its
//    contributors may be used to endorse or promote products derived from
//    this software without specific prior written permission.
//
//    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
//    "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
//    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
//    A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
//    HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
//    SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
//    LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
//    DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
//    THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
//    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
//    OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// ****************************************************************************
 
#ifndef _msh2Utilities_h
#define _msh2Utilities_h
 
#include <cisstVector/vctFixedSizeVectorTypes.h>
#include <cisstVector/vctFixedSizeMatrixTypes.h>
 
// Always include last!
#include <cisstMesh/mshExport.h>
 
// Decompositions for covariance matrices
 
// inputs:
//   C ~ covariance matrix to be decomposed
// outputs:
//   eigVal ~ eigenvalues ordered largest to smallest
//   eigVct ~ matrix of eigenvectors (by column) arranged wrt eigVal
void CISST_EXPORT ComputeCovEigenDecomposition_SVD(const vct2x2 &C, vct2 &eigVal, vct2x2 &eigVct);
 
#endif