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/*
cmap_close.c: close map file
Copyright (C) 2001 CCLRC, Charles Ballard
This library is free software: you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public License
version 3, modified in accordance with the provisions of the
license to address the requirements of UK law.
You should have received a copy of the modified GNU Lesser General
Public License along with this library. If not, copies may be
downloaded from http://www.ccp4.ac.uk/ccp4license.php
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 Lesser General Public License for more details.
*/
#include <string.h>
#include <math.h>
#include <stdarg.h>
#include "cmaplib.h"
#include "cmap_header.h"
#include "cmap_labels.h"
#include "cmap_errno.h"
/*! Close the file.
In write mode the header is output, along with the machine
stamp. In read mode the file is just closed.
Write mode supports ways of updating the map statistics (
only active for FLOAT32).
/param mfile (CMMFile *)
/return void */
void ccp4_cmap_close(CMMFile *mfile)
{
int i;
if ( mfile == NULL)
return;
if (ccp4_file_is_write(mfile->stream) ) {
if ( mfile->data_mode == FLOAT32) {
switch (mfile->close_mode) {
case 1:
break;
case 2:
mfile->stats.offset = 0.0f;
case 0:
default:
if (mfile->stats.total != 0) {
mfile->stats.mean /= mfile->stats.total;
mfile->stats.rms /= mfile->stats.total;
mfile->stats.rms -= mfile->stats.mean*mfile->stats.mean;
mfile->stats.rms = (mfile->stats.rms > 0) ? sqrt(mfile->stats.rms) : 0;
mfile->stats.mean += (double) mfile->stats.offset;
}
break;
}
}
write_mapheader(mfile);
write_maplabels(mfile);
ccp4_file_warch(mfile->stream);
}
ccp4_file_close(mfile->stream);
for (i=0 ; i != mfile->labels.number ; i++)
if (mfile->labels.labels[i] != NULL)
free(mfile->labels.labels[i]);
free(mfile);
}
/*! Set the close mode:
0: calculate based on stored values (default)
1: just dump the current values
/param mfile (CMMFile *)
/param mask (unsigned int) close mode
/return void */
void ccp4_cmap_closemode(CMMFile *mfile, unsigned int mask)
{
mfile->close_mode = mask;
}
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