forked from amazingfate/loongoffice
281 lines
8.6 KiB
C++
281 lines
8.6 KiB
C++
/*************************************************************************
|
|
*
|
|
* $RCSfile: FNumericFunctions.cxx,v $
|
|
*
|
|
* $Revision: 1.3 $
|
|
*
|
|
* last change: $Author: obo $ $Date: 2004-03-15 12:46:43 $
|
|
*
|
|
* The Contents of this file are made available subject to the terms of
|
|
* either of the following licenses
|
|
*
|
|
* - GNU Lesser General Public License Version 2.1
|
|
* - Sun Industry Standards Source License Version 1.1
|
|
*
|
|
* Sun Microsystems Inc., October, 2000
|
|
*
|
|
* GNU Lesser General Public License Version 2.1
|
|
* =============================================
|
|
* Copyright 2000 by Sun Microsystems, Inc.
|
|
* 901 San Antonio Road, Palo Alto, CA 94303, USA
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License version 2.1, as published by the Free Software Foundation.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
|
* MA 02111-1307 USA
|
|
*
|
|
*
|
|
* Sun Industry Standards Source License Version 1.1
|
|
* =================================================
|
|
* The contents of this file are subject to the Sun Industry Standards
|
|
* Source License Version 1.1 (the "License"); You may not use this file
|
|
* except in compliance with the License. You may obtain a copy of the
|
|
* License at http://www.openoffice.org/license.html.
|
|
*
|
|
* Software provided under this License is provided on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
|
|
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
|
|
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
|
|
* See the License for the specific provisions governing your rights and
|
|
* obligations concerning the Software.
|
|
*
|
|
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
|
|
*
|
|
* Copyright: 2000 by Sun Microsystems, Inc.
|
|
*
|
|
* All Rights Reserved.
|
|
*
|
|
* Contributor(s): _______________________________________
|
|
*
|
|
*
|
|
************************************************************************/
|
|
|
|
#include "file/FNumericFunctions.hxx"
|
|
#include <cmath>
|
|
#include <rtl/math.hxx>
|
|
|
|
using namespace connectivity;
|
|
using namespace connectivity::file;
|
|
//------------------------------------------------------------------
|
|
ORowSetValue OOp_Abs::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() )
|
|
return lhs;
|
|
|
|
double nVal(lhs);
|
|
if ( nVal < 0 )
|
|
nVal *= -1.0;
|
|
return fabs(nVal);
|
|
}
|
|
//------------------------------------------------------------------
|
|
ORowSetValue OOp_Sign::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() )
|
|
return lhs;
|
|
|
|
sal_Int32 nRet = 0;
|
|
double nVal(lhs);
|
|
if ( nVal < 0 )
|
|
nRet = -1;
|
|
else if ( nVal > 0 )
|
|
nRet = 1;
|
|
|
|
return nRet;
|
|
}
|
|
//------------------------------------------------------------------
|
|
ORowSetValue OOp_Mod::operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const
|
|
{
|
|
if ( lhs.isNull() || rhs.isNull() )
|
|
return ORowSetValue();
|
|
|
|
return fmod((double)lhs,(double)rhs);
|
|
}
|
|
//------------------------------------------------------------------
|
|
ORowSetValue OOp_Floor::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() )
|
|
return lhs;
|
|
|
|
return floor((double)lhs);
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_Ceiling::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() )
|
|
return lhs;
|
|
|
|
double nVal(lhs);
|
|
return ceil(nVal);
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_Round::operate(const ::std::vector<ORowSetValue>& lhs) const
|
|
{
|
|
if ( lhs.empty() || lhs.size() > 2 )
|
|
return ORowSetValue();
|
|
|
|
size_t nSize = lhs.size();
|
|
double nVal = lhs[nSize-1];
|
|
|
|
sal_Int32 nDec = 0;
|
|
if ( nSize == 2 && !lhs[0].isNull() )
|
|
nDec = lhs[0];
|
|
return ::rtl::math::round(nVal,nDec);
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_Exp::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() )
|
|
return lhs;
|
|
|
|
double nVal(lhs);
|
|
return exp(nVal);
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_Ln::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() || static_cast<double>(lhs) < 0.0 )
|
|
return lhs;
|
|
|
|
double nVal(lhs);
|
|
nVal = log(nVal);
|
|
if ( rtl::math::isNan(nVal) )
|
|
return ORowSetValue();
|
|
return nVal;
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_Log::operate(const ::std::vector<ORowSetValue>& lhs) const
|
|
{
|
|
if ( lhs.empty() || lhs.size() > 2 )
|
|
return ORowSetValue();
|
|
size_t nSize = lhs.size();
|
|
double nVal = log( (double)lhs[nSize-1] );
|
|
|
|
|
|
if ( nSize == 2 && !lhs[0].isNull() )
|
|
nVal /= log((double)lhs[0]);
|
|
|
|
if ( rtl::math::isNan(nVal) )
|
|
return ORowSetValue();
|
|
return nVal;
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_Log10::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() || static_cast<double>(lhs) < 0.0 )
|
|
return lhs;
|
|
|
|
double nVal = log((double)lhs);
|
|
if ( rtl::math::isNan(nVal) )
|
|
return ORowSetValue();
|
|
nVal /= log(10.0);
|
|
return nVal;
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_Pow::operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const
|
|
{
|
|
if ( lhs.isNull() || rhs.isNull() )
|
|
return lhs;
|
|
|
|
return pow((double)lhs,(double)rhs);
|
|
}
|
|
//------------------------------------------------------------------
|
|
ORowSetValue OOp_Sqrt::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() )
|
|
return lhs;
|
|
|
|
double nVal = sqrt((double)lhs);
|
|
if ( rtl::math::isNan(nVal) )
|
|
return ORowSetValue();
|
|
return nVal;
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_Pi::operate(const ::std::vector<ORowSetValue>& lhs) const
|
|
{
|
|
return 3.141592653589793116;
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_Cos::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() )
|
|
return lhs;
|
|
|
|
return cos((double)lhs);
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_Sin::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() )
|
|
return lhs;
|
|
|
|
return sin((double)lhs);
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_Tan::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() )
|
|
return lhs;
|
|
|
|
return tan((double)lhs);
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_ACos::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() )
|
|
return lhs;
|
|
|
|
return acos((double)lhs);
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_ASin::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() )
|
|
return lhs;
|
|
|
|
return asin((double)lhs);
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_ATan::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() )
|
|
return lhs;
|
|
|
|
return atan((double)lhs);
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_ATan2::operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const
|
|
{
|
|
if ( lhs.isNull() || rhs.isNull() )
|
|
return lhs;
|
|
|
|
return atan2((double)lhs,(double)rhs);
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_Degrees::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() )
|
|
return lhs;
|
|
|
|
double nLhs = lhs;
|
|
return nLhs*180*(1.0/3.141592653589793116);
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
ORowSetValue OOp_Radians::operate(const ORowSetValue& lhs) const
|
|
{
|
|
if ( lhs.isNull() )
|
|
return lhs;
|
|
|
|
double nLhs = lhs;
|
|
return nLhs*3.141592653589793116*(1.0/180.0);
|
|
}
|
|
// -----------------------------------------------------------------------------
|