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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file Device/Beam/IFootprint.cpp
//! @brief Implements interface IFootprint.
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************************************
#include "Device/Beam/IFootprint.h"
#include <stdexcept>
IFootprint::IFootprint(const std::vector<double>& PValues)
: INode(PValues)
, m_width_ratio(m_P[0])
{
if (m_P[0] < 0.0)
throw std::runtime_error("Error in IFootprint::setWidthRatio: width ratio is negative");
}
IFootprint::~IFootprint() = default;
std::string IFootprint::validate() const
{
std::vector<std::string> errs;
requestGe0(errs, m_width_ratio, "width_ratio");
if (!errs.empty())
return jointError(errs);
m_validated = true;
return "";
}
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