curve_cubic.cpp

来自「ncbi源码」· C++ 代码 · 共 100 行

/*
 * ===========================================================================
 * PRODUCTION $Log: curve_cubic.cpp,v $
 * PRODUCTION Revision 1000.1  2004/06/01 20:50:09  gouriano
 * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.2
 * PRODUCTION
 * ===========================================================================
 */

/*  $Id: curve_cubic.cpp,v 1000.1 2004/06/01 20:50:09 gouriano Exp $
 * ===========================================================================
 *
 *                            PUBLIC DOMAIN NOTICE
 *               National Center for Biotechnology Information
 *
 *  This software / database is a "United States Government Work" under the
 *  terms of the United States Copyright Act.  It was written as part of
 *  the author's official duties as a United States Government employee and
 *  thus cannot be copyrighted.  This software / database is freely available
 *  to the public for use. The National Library of Medicine and the U.S.
 *  Government have not placed any restriction on its use or reproduction.
 *
 *  Although all reasonable efforts have been taken to ensure the accuracy
 *  and reliability of the software and data, the NLM and the U.S.
 *  Government do not and cannot warrant the performance or results that
 *  may be obtained by using this software or data. The NLM and the U.S.
 *  Government disclaim all warranties, express or implied, including
 *  warranties of performance, merchantability or fitness for any particular
 *  purpose.
 *
 *  Please cite the author in any work or product based on this material.
 *
 * ===========================================================================
 *
 * Authors:  Mike DiCuccio
 *
 * File Description:
 *
 */

#include <ncbi_pch.hpp>
#include <gui/math/curve_cubic.hpp>

BEGIN_NCBI_SCOPE

CCurveCubic::CCurveCubic()
    : m_Error(0.002f)
{
}


///
/// evaluate the curve at a given point
CVect3<float>
CCurveCubic::EvalPos(float u) const
{
    return CVect3<float> (0.0f, 0.0f, 0.0f);
}

///
/// evaluate the tangent of the curve at a given point
CVect3<float>
CCurveCubic::EvalTan(float u) const
{
    return CVect3<float> (0.0f, 0.0f, 0.0f);
}

///
/// evaluate the curvature of the curve at a given point
CVect3<float>
CCurveCubic::EvalCurve(float u) const
{
    return CVect3<float> (0.0f, 0.0f, 0.0f);
}


void
CCurveCubic::Recalc()
{
}


END_NCBI_SCOPE

/*
 * ===========================================================================
 * $Log: curve_cubic.cpp,v $
 * Revision 1000.1  2004/06/01 20:50:09  gouriano
 * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.2
 *
 * Revision 1.2  2004/05/21 22:27:43  gorelenk
 * Added PCH ncbi_pch.hpp
 *
 * Revision 1.1  2004/03/10 14:04:33  dicuccio
 * Initial revision
 *
 * ===========================================================================
 */