import from dgcode mercurial: version 0.7.0

VERSION

+0.7.0

examples/rawexample_filtermcpl.c

+
+///////////////////////////////////////////////////////////////////////////////////
+//                                                                               //
+// A small standalone example of how to one might extract a subset of particles  //
+// from an existing MCPL file in order to create a new smaller file.             //
+//                                                                               //
+// This file can be freely used as per the terms in the LICENSE file.            //
+//                                                                               //
+// Written 2015-2016 by Thomas.Kittelmann@esss.se                                //
+//                                                                               //
+///////////////////////////////////////////////////////////////////////////////////
+
+#include "mcpl.h"
+#include <stdio.h>
+
+int main(int argc,char**argv) {
+
+  if (argc!=3) {
+    printf("Please supply input and output filenames\n");
+    return 1;
+  }
+
+  const char * infilename = argv[1];
+  const char * outfilename = argv[2];
+
+  // Initialisation, open existing file and create output file handle. Transfer
+  // all meta-data from existing file, and add an extra comment in the output
+  // file to document the process:
+
+  mcpl_file_t fi = mcpl_open_file(infilename);
+  mcpl_outfile_t fo = mcpl_create_outfile(outfilename);
+  mcpl_transfer_metadata(fi, fo);
+  mcpl_hdr_add_comment(fo,"Applied custom filter to select neutrons with ekin<100eV");
+
+  //Loop over particles from input, only triggering mcpl_add_particle calls for
+  //the chosen particles:
+
+  const mcpl_particle_t* particle;
+  while ( ( particle = mcpl_read(fi) ) ) {
+    if ( particle->pdgcode == 2112 && particle->ekin < 0.1 )
+      mcpl_add_particle(fo,particle);
+  }
+
+  //Close up files:
+  mcpl_closeandgzip_outfile(fo);
+  mcpl_close_file(fi);
+}
+

src/mcxtrace/README

+From McXtrace version 1.3, MCPL plugins are shipped as part of the McXtrace
+Component distribution. Please refer to the following McXtrace instrument files
+in the examples/ directory of that distribution for demonstrations of how to
+enable the relevant components:
+
+  examples/Test_MCPL_input.instr
+  examples/Test_MCPL_output.instr
+
+Further instructions are also available at https://mctools.github.io/mcpl/.