/usr/include/gpiv/gpiv-post_utils.h is in libgpiv3-dev 0.6.1-4.3build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
libgpiv - library for Particle Image Velocimetry
Copyright (C) 2007, 2008 Gerber van der Graaf
This file is part of libgpiv.
Libgpiv 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, or (at your option)
any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-------------------------------------------------------------------------------
LIBRARY: libgpiv:
EXTERNAL FUNCTIONS:
gpiv_null_scdata
gpiv_alloc_scdata
gpiv_free_scdata
gpiv_null_bindata
gpiv_alloc_bindata
gpiv_free_bindata
LAST MODIFICATION DATE: $Id: gpiv-post_utils.h,v 1.1 2007-11-23 16:12:18 gerber Exp $
--------------------------------------------------------------------------- */
/**
\file gpiv-post_utils.h
\brief utilities for GpivScalarData and GpivBinData
SOURCES: lib/post_utils.c
LAST MODIFICATION DATE: $Id: gpiv-post_utils.h,v 1.1 2007-11-23 16:12:18 gerber Exp $
*/
#ifndef __LIBGPIV_POST_UTILS_H__
#define __LIBGPIV_POST_UTILS_H__
/**
* Sets all elements of sc_data structure to NULL.
*
* @param[in] scal_data Input Scalar data structure
* @param[out] scal_data Output Scalar data structure
* @return void
*/
void
gpiv_null_scdata (GpivScalarData *scal_data
);
/**
* Allocates memory for GpivScalarData.
*
* @param[in] nx columns array length of GpivScalarData
* @param[in] ny row array length of GpivScalarData structure
* @return GpivScalarData or NULL on failure
*/
GpivScalarData *
gpiv_alloc_scdata (const gint nx,
const gint ny
);
/**
* Frees memory for GpivScalarData.
*
* @param[in] scal_data scalar data structure
* @param[out] scal_data NULL pointer to point_x, point_y, scalar, flag
* @return void
*/
void
gpiv_free_scdata (GpivScalarData *scal_data
);
/**
* Graphical output with gnuplot for scalar data.
*
* @param[in] fname_out file name containing plot
* @param[in] title title of plot
* @param[in] GNUPLOT_DISPLAY_COLOR display color of window containing graph
* @param[in] GNUPLOT_DISPLAY_SIZE display size of window containing graph
* @return NULL on success or error message on failure
*/
gchar *
gpiv_scalar_gnuplot (const gchar *fname_out,
const gchar *title,
const gchar *GNUPLOT_DISPLAY_COLOR,
const gint GNUPLOT_DISPLAY_SIZE
);
/**
* Sets all elements of bin_data structure to NULL.
*
* @param[in] bin_data Input Bin data structure
* @param[out] bin_data Output Bin data structure
* @return void
*/
void
gpiv_null_bindata (GpivBinData *bin_data
);
/**
* Allocates memory for GpivBinData.
*
* @param[in] nbins number of bins or klasses in GpivBinData
* @return GpivBinData on success or NULL on failure
*/
GpivBinData *
gpiv_alloc_bindata (const guint nbins
);
/**
* Frees memory for GpivBinData.
*
* @param[in] bin_data data of bins
* @param[out] bin_data NULL pointer to count, bound, centre
* @return void
*/
void
gpiv_free_bindata (GpivBinData *bin_data
);
/**
* Calculates histogram from GpivPivData (NOT from GpivScalarData!!).
*
* @param[in] data Input data
* @param[out] klass Output data
* @return void
*/
void
gpiv_histo (const GpivPivData *data,
GpivBinData *klass
);
/**
* Calculates cumulative histogram from GpivPivData
* (NOT from GpivScalarData!!).
*
* @param[in] data Input data
* @param[out] klass Output data
* @return void
*/
void
gpiv_cumhisto (const GpivPivData *data,
GpivBinData *klass
);
/**
* Plots histogram on screen with gnuplot.
*
* @param[in] fname_out output filename
* @param[in] title plot title
* @param[in] GNUPLOT_DISPLAY_COLOR display color of window containing graph
* @param[in] GNUPLOT_DISPLAY_SIZE display size of window containing graph
* @return NULL on success or error message on failure
*/
gchar *
gpiv_histo_gnuplot (const gchar *fname_out,
const gchar *title,
const gchar *GNUPLOT_DISPLAY_COLOR,
const gint GNUPLOT_DISPLAY_SIZE
);
#endif /* __LIBGPIV_POST_UTILS_H__ */
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