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/*
* Copyright (c) 2011-2015, Intel Corporation
* 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.
*/
#include "LinearParameterAdaptation.h"
#include "Utility.h"
#define base CParameterAdaptation
using std::string;
CLinearParameterAdaptation::CLinearParameterAdaptation() : base("Linear"), _dSlopeNumerator(1), _dSlopeDenominator(1)
{
}
CLinearParameterAdaptation::CLinearParameterAdaptation(const string& strType) :
base(strType), _dSlopeNumerator(1), _dSlopeDenominator(1)
{
}
// Element properties
void CLinearParameterAdaptation::showProperties(string& strResult) const
{
base::showProperties(strResult);
// SlopeNumerator
strResult += " - SlopeNumerator: ";
strResult += CUtility::toString(_dSlopeNumerator);
strResult += "\n";
// SlopeDenominator
strResult += " - SlopeDenominator: ";
strResult += CUtility::toString(_dSlopeDenominator);
strResult += "\n";
}
// From IXmlSink
bool CLinearParameterAdaptation::fromXml(const CXmlElement& xmlElement, CXmlSerializingContext& serializingContext)
{
// Get SlopeNumerator
if (xmlElement.hasAttribute("SlopeNumerator")) {
_dSlopeNumerator = xmlElement.getAttributeDouble("SlopeNumerator");
} else {
// Default
_dSlopeNumerator = 1;
}
// Get SlopeDenominator
if (xmlElement.hasAttribute("SlopeDenominator")) {
_dSlopeDenominator = xmlElement.getAttributeDouble("SlopeDenominator");
// Avoid by 0 division errors
if (_dSlopeDenominator == 0) {
serializingContext.setError("SlopeDenominator attribute can't be 0 on element" + xmlElement.getPath());
return false;
}
} else {
// Default
_dSlopeDenominator = 1;
}
// Base
return base::fromXml(xmlElement, serializingContext);
}
// Conversions
int64_t CLinearParameterAdaptation::fromUserValue(double dValue) const
{
return base::fromUserValue(dValue * _dSlopeNumerator / _dSlopeDenominator);
}
double CLinearParameterAdaptation::toUserValue(int64_t iValue) const
{
return base::toUserValue(iValue) * _dSlopeDenominator / _dSlopeNumerator;
}
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