ExportPos

#!/usr/bin/env xmipp_python
"""/***************************************************************************
 *
 * Authors:     J.M. de la Rosa Trevin    (jmdelarosa@cnb.csic.es)
 *             
 *
 * 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.
 *
 * 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
 *
 *  All comments concerning this program package may be sent to the
 *  e-mail address 'xmipp@cnb.csic.es'
 ***************************************************************************/
"""
#!/usr/bin/env xmipp_python

import os
from glob import glob
from xmipp import MetaData, MDL_XCOOR, MDL_YCOOR
from protlib_xmipp import XmippScript
from protlib_filesystem import replaceFilenameExt, removeBasenameExt

class ScriptExportPicking(XmippScript):
    def __init__(self):
        XmippScript.__init__(self)
        
    def defineParams(self):
        self.addUsageLine('Export pos files to old Xmipp 2.4 format')
        ## params
        self.addParamsLine(' [-i <template=\"*.pos\">]: pos file template')
        ## examples
        self.addExampleLine('export all *.pos in directory', False)
        self.addExampleLine('xmipp_export_picking')
      
    def run(self):
        template = self.getParam('-i')
        md = MetaData()
        for file in glob(template):
            print "Procesing file:", file
            dirName = removeBasenameExt(file)
            if not os.path.exists(dirName):
                os.makedirs(dirName)
                md.read("particles@"+file)
                fOut = open(os.path.join(dirName,file),'w')
                for objId in md:
                    x = float(md.getValue(MDL_XCOOR, objId))
                    y = float(md.getValue(MDL_YCOOR, objId))
                    print >> fOut, "%(x)d  %(y)d" % locals()
                fOut.close()
                
if __name__ == '__main__':
    ScriptExportPicking().tryRun()