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/******************************************************************************
*       SOFA, Simulation Open-Framework Architecture, version 1.0 beta 4      *
*                (c) 2006-2009 MGH, INRIA, USTL, UJF, CNRS                    *
*                                                                             *
* This library is free software; you can redistribute it and/or modify it     *
* under the terms of the GNU Lesser General Public License as published by    *
* the Free Software Foundation; either version 2.1 of the License, or (at     *
* your option) any later version.                                             *
*                                                                             *
* 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.          *
*******************************************************************************
*                               SOFA :: Modules                               *
*                                                                             *
* Authors: The SOFA Team and external contributors (see Authors.txt)          *
*                                                                             *
* Contact information: contact@sofa-framework.org                             *
******************************************************************************/
#ifndef SOFA_COMPONENT_MAPPING_IDENTITYMAPPING_H
#define SOFA_COMPONENT_MAPPING_IDENTITYMAPPING_H

#include <sofa/core/componentmodel/behavior/MechanicalMapping.h>
#include <sofa/core/componentmodel/behavior/MechanicalState.h>
#include <sofa/core/componentmodel/behavior/MappedModel.h>
#include <sofa/component/component.h>
#include <sofa/defaulttype/VecTypes.h>
#include <sofa/defaulttype/RigidTypes.h>
#include <vector>

namespace sofa
{

namespace component
{

namespace mapping
{

template <class BasicMapping>
class IdentityMapping : public BasicMapping
{
public:
	typedef BasicMapping Inherit;
	typedef typename Inherit::In In;
	typedef typename Inherit::Out Out;
	
	typedef typename In::DataTypes InDataTypes;	
	typedef typename InDataTypes::Real Real;
	typedef typename InDataTypes::VecCoord InVecCoord;
	typedef typename InDataTypes::VecDeriv InVecDeriv;
        typedef typename InDataTypes::Coord InCoord;
        typedef typename InDataTypes::Deriv InDeriv;
	
	typedef typename Out::VecCoord VecCoord;
	typedef typename Out::VecDeriv VecDeriv;
	typedef typename Out::Coord Coord;
	typedef typename Out::Deriv Deriv;	
        typedef typename std::map<unsigned int, Deriv>::const_iterator OutConstraintIterator;
	typedef typename Out::DataTypes OutDataTypes;
	typedef typename OutDataTypes::Real OutReal;
	typedef typename OutDataTypes::VecCoord OutVecCoord;
	typedef typename OutDataTypes::VecDeriv OutVecDeriv;
	
    //enum { N=((int)Deriv::static_size < (int)InDeriv::static_size ? (int)Deriv::static_size : (int)InDeriv::static_size) };
	
	IdentityMapping(In* from, Out* to)
	: Inherit(from, to)
	{
	}
	
	virtual ~IdentityMapping()
	{
	}

    /// Return true if the destination model has the same topology as the source model.
    ///
    /// This is the case for mapping keeping a one-to-one correspondance between
    /// input and output DOFs (mostly identity or data-conversion mappings).
    virtual bool sameTopology() const { return true; }
	
	void apply( typename Out::VecCoord& out, const typename In::VecCoord& in );
	
	void applyJ( typename Out::VecDeriv& out, const typename In::VecDeriv& in );
	
	void applyJT( typename In::VecDeriv& out, const typename Out::VecDeriv& in );

	void applyJT( typename In::VecConst& out, const typename Out::VecConst& in );
};

using core::Mapping;
using core::componentmodel::behavior::MechanicalMapping;
using core::componentmodel::behavior::MappedModel;
using core::componentmodel::behavior::State;
using core::componentmodel::behavior::MechanicalState;

using sofa::defaulttype::Vec1dTypes;
using sofa::defaulttype::Vec2dTypes;
using sofa::defaulttype::Vec3dTypes;
using sofa::defaulttype::Vec6dTypes;
using sofa::defaulttype::Vec1fTypes;
using sofa::defaulttype::Vec2fTypes;
using sofa::defaulttype::Vec3fTypes;
using sofa::defaulttype::Vec6fTypes;
using sofa::defaulttype::ExtVec1fTypes;
using sofa::defaulttype::ExtVec2fTypes;
using sofa::defaulttype::ExtVec3fTypes;
using sofa::defaulttype::Rigid2dTypes;
using sofa::defaulttype::Rigid3dTypes;
using sofa::defaulttype::Rigid2fTypes;
using sofa::defaulttype::Rigid3fTypes;

#if defined(WIN32) && !defined(SOFA_COMPONENT_MAPPING_IDENTITYMAPPING_CPP)
#pragma warning(disable : 4231)

#ifndef SOFA_FLOAT
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec3dTypes>, MechanicalState<Vec3dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec2dTypes>, MechanicalState<Vec2dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec1dTypes>, MechanicalState<Vec1dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec6dTypes>, MechanicalState<Vec6dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Vec3dTypes>, MappedModel<Vec3dTypes> > >;
// extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Vec3dTypes>, MappedModel<ExtVec3dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Vec3dTypes>, MappedModel<ExtVec3fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Rigid3dTypes>, MechanicalState<Rigid3dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid3dTypes>, MappedModel<Rigid3dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Rigid2dTypes>, MechanicalState<Rigid2dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid2dTypes>, MappedModel<Rigid2dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Rigid3dTypes>, MechanicalState<Vec3dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid3dTypes>, MappedModel<Vec3dTypes> > >;
// extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid3dTypes>, MappedModel<ExtVec3dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid3dTypes>, MappedModel<ExtVec3fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Rigid2dTypes>, MechanicalState<Vec2dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid2dTypes>, MappedModel<Vec2dTypes> > >;
#endif
#ifndef SOFA_DOUBLE
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec3fTypes>, MechanicalState<Vec3fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec2fTypes>, MechanicalState<Vec2fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec1fTypes>, MechanicalState<Vec1fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec6fTypes>, MechanicalState<Vec6fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Vec3fTypes>, MappedModel<Vec3fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Vec3fTypes>, MappedModel<ExtVec3fTypes> > >;
// extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Vec3fTypes>, MappedModel<ExtVec3dTypes> > >; 
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Rigid3fTypes>, MechanicalState<Rigid3fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid3fTypes>, MappedModel<Rigid3fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Rigid2fTypes>, MechanicalState<Rigid2fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid2fTypes>, MappedModel<Rigid2fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Rigid3fTypes>, MechanicalState<Vec3fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid3fTypes>, MappedModel<Vec3fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid3fTypes>, MappedModel<ExtVec3fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Rigid2fTypes>, MechanicalState<Vec2fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid2fTypes>, MappedModel<Vec2fTypes> > >;
#endif

#ifndef SOFA_FLOAT
#ifndef SOFA_DOUBLE
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec3dTypes>, MechanicalState<Vec3fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec3fTypes>, MechanicalState<Vec3dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec2dTypes>, MechanicalState<Vec2fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec2fTypes>, MechanicalState<Vec2dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec1dTypes>, MechanicalState<Vec1fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec1fTypes>, MechanicalState<Vec1dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec6dTypes>, MechanicalState<Vec6fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Vec6fTypes>, MechanicalState<Vec6dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Vec3dTypes>, MappedModel<Vec3fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Vec3fTypes>, MappedModel<Vec3dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Rigid3fTypes>, MechanicalState<Rigid3dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< MechanicalMapping< MechanicalState<Rigid3dTypes>, MechanicalState<Rigid3fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid3fTypes>, MappedModel<Rigid3dTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid3dTypes>, MappedModel<Rigid3fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid2dTypes>, MappedModel<Rigid2fTypes> > >;
extern template class SOFA_COMPONENT_MAPPING_API IdentityMapping< Mapping< State<Rigid2fTypes>, MappedModel<Rigid2dTypes> > >;
#endif
#endif

#endif

} // namespace mapping

} // namespace component

} // namespace sofa

#endif