Import Geant4 1.0.0 source tree

source/geometry/solids/STEPinterface/src/G4NISTStepReader.cc

@@ -0,0 +1,63 @@
+// This code implementation is the intellectual property of
+// the GEANT4 collaboration.
+//
+// By copying, distributing or modifying the Program (or any work
+// based on the Program) you indicate your acceptance of this statement,
+// and all its terms.
+//
+// $Id: G4NISTStepReader.cc,v 1.1.4.1 1999/12/07 20:48:38 gunter Exp $
+// GEANT4 tag $Name: geant4-01-00 $
+//
+#include "G4NISTStepReader.hh"
+
+void G4NISTStepReader::ReadSTEPFile(G4String STEPfilename)
+{
+  // Reads the Step file into the nist toolkit class library 
+    
+  // if the comments below look canned, it's because they're taken
+  // straight from the treg source... ;-)
+
+  // This has to be Done before anything else.  This initializes
+  // all of the registry information for the schema you are using.
+  // The SchemaInit() function is generated by fedex_plus... see
+  // extern statement above.
+  Registry *registry = new Registry(SchemaInit);
+    
+  // The nifty thing about the Registry is that it basically keeps a List
+  // of everything in your schema.  What this means is that we can go
+  // through the Registry and instantiate, say, one of everything, without
+  // knowing at coding-time what entities there are to instantiate.  So,
+  // this test could be linked with other class libraries produced from
+  // other schema, rather than the example, and run happily.
+
+  //    InstMgr InstanceList;
+  STEPfile *sfile = new STEPfile(*registry, InstanceList);
+
+  // The STEPfile is actually an object that manages the relationship
+  // between what's instantiated in the instance manager, and how that
+  // information gets passed to the outside, e.g., a file on disk.
+  
+  // First we're going to read in the data from the input STEPfile,
+  // and Print it to stdout
+  
+  // Reading the STEPfile instantiates all the objects in it.
+  // The instances get pointers into the InstMgr, and each type
+  // and entity gets a pointer into the registry.
+  G4cout << "\n### Reading exchange file from " << STEPfilename << endl;
+  sfile->ReadExchangeFile(STEPfilename);    
+
+  // Just checking... ;-)
+  G4cout << "\n### The InstMgr says there are ";
+  G4cout << InstanceList.InstanceCount() << " instantiated objects" << endl;
+    
+  // G4cout << "\n### Here is the exchange file:" << endl << endl;
+  // sfile->WriteExchangeFile(G4cout);
+
+  delete sfile;
+  delete registry; 
+}
+
+
+void G4NISTStepReader::SaveSTEPFile(){}
+
+void G4NISTStepReader::UpdateSTEPFile(){}