/usr/include/odinseq/seqgradvec.h is in libodin-dev 1.8.5-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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seqgradvec.h - description
-------------------
begin : Tue Aug 13 2002
copyright : (C) 2001 by Thies H. Jochimsen
email : jochimse@cns.mpg.de
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef SEQGRADVEC_H
#define SEQGRADVEC_H
#include <odinseq/seqgradchan.h>
#include <odinseq/seqvec.h>
/**
* @addtogroup odinseq
* @{
*/
/**
* \brief Vector of constant gradients
*
* This class represents a gradient object with a constant gradient
* shape with the the strength taken from a vector. This object
* can be attached to a SeqLoop to iterate over the values in the
* vector.
*/
class SeqGradVector : public SeqGradChan, public SeqVector {
public:
/**
* Constructs a gradient vector labeled 'object_label' with the following properties:
* - gradchannel: The channel this object should be played out
* - maxgradstrength: The maximum gradient strength for this object
* - trimarray: The vector of gradient strength values
* - gradduration: The duration of this gradient object
*/
SeqGradVector(const STD_string& object_label,direction gradchannel,
float maxgradstrength,const fvector& trimarray, double gradduration);
/**
* Constructs a copy of 'sgv'
*/
SeqGradVector(const SeqGradVector& sgv);
/**
* Construct an empty gradient object with the given label
*/
SeqGradVector(const STD_string& object_label = "unnamedSeqGradVector");
/**
* Specifies the trim values that will be used
*/
SeqGradVector& set_trims(const fvector& trims);
/**
* Returns the trim values that will be used
*/
fvector get_trims() const {return trimvals;}
/**
* Assignment operator that makes this gradient channel object become a copy of 'sgv'
*/
SeqGradVector& operator = (const SeqGradVector& sgv);
private:
friend class SeqGradSubVector;
friend class SeqGradVectorPulse;
// overwriting virtual functions from SeqClass
bool prep();
// overwriting virtual functions from SeqGradChan
SeqGradChan& get_subchan(double starttime, double endtime) const;
STD_string get_grdpart(float matrixfactor) const;
float get_integral() const {return get_current_strength()*get_gradduration();}
// overwriting virtual functions from SeqVector
svector get_vector_commands(const STD_string& iterator) const;
unsigned int get_vectorsize() const;
bool prep_iteration() const;
bool is_qualvector() const {return false;}
svector get_reord_vector_commands(const STD_string& iterator) const;
float get_current_strength() const;
const SeqGradVector* parent;
fvector trimvals;
};
/** @}
*/
/////////////////////////////////////////////////////////////////
#endif
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