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/**CFile****************************************************************
FileName [ioWriteGml.c]
SystemName [ABC: Logic synthesis and verification system.]
PackageName [Command processing package.]
Synopsis [Procedures to write the graph structure of AIG in GML.]
Author [Alan Mishchenko]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - June 20, 2005.]
Revision [$Id: ioWriteGml.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
***********************************************************************/
#include "io.h"
////////////////////////////////////////////////////////////////////////
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFITIONS ///
////////////////////////////////////////////////////////////////////////
/**Function*************************************************************
Synopsis [Writes the graph structure of AIG in GML.]
Description [Useful for graph visualization using tools such as yEd:
http://www.yworks.com/]
SideEffects []
SeeAlso []
***********************************************************************/
void Io_WriteGml( Abc_Ntk_t * pNtk, char * pFileName )
{
FILE * pFile;
Abc_Obj_t * pObj, * pFanin;
int i, k;
assert( Abc_NtkIsStrash(pNtk) || Abc_NtkIsLogic(pNtk) );
// start the output stream
pFile = fopen( pFileName, "w" );
if ( pFile == NULL )
{
fprintf( stdout, "Io_WriteGml(): Cannot open the output file \"%s\".\n", pFileName );
return;
}
fprintf( pFile, "# GML for \"%s\" written by ABC on %s\n", pNtk->pName, Extra_TimeStamp() );
fprintf( pFile, "graph [\n" );
// output the POs
fprintf( pFile, "\n" );
Abc_NtkForEachPo( pNtk, pObj, i )
{
fprintf( pFile, " node [ id %5d label \"%s\"\n", pObj->Id, Abc_ObjName(pObj) );
fprintf( pFile, " graphics [ type \"triangle\" fill \"#00FFFF\" ]\n" ); // blue
fprintf( pFile, " ]\n" );
}
// output the PIs
fprintf( pFile, "\n" );
Abc_NtkForEachPi( pNtk, pObj, i )
{
fprintf( pFile, " node [ id %5d label \"%s\"\n", pObj->Id, Abc_ObjName(pObj) );
fprintf( pFile, " graphics [ type \"triangle\" fill \"#00FF00\" ]\n" ); // green
fprintf( pFile, " ]\n" );
}
// output the latches
fprintf( pFile, "\n" );
Abc_NtkForEachLatch( pNtk, pObj, i )
{
fprintf( pFile, " node [ id %5d label \"%s\"\n", pObj->Id, Abc_ObjName(pObj) );
fprintf( pFile, " graphics [ type \"rectangle\" fill \"#FF0000\" ]\n" ); // red
fprintf( pFile, " ]\n" );
}
// output the nodes
fprintf( pFile, "\n" );
Abc_NtkForEachNode( pNtk, pObj, i )
{
fprintf( pFile, " node [ id %5d label \"%s\"\n", pObj->Id, Abc_ObjName(pObj) );
fprintf( pFile, " graphics [ type \"ellipse\" fill \"#CCCCFF\" ]\n" ); // grey
fprintf( pFile, " ]\n" );
}
// output the edges
fprintf( pFile, "\n" );
Abc_NtkForEachObj( pNtk, pObj, i )
{
Abc_ObjForEachFanin( pObj, pFanin, k )
{
fprintf( pFile, " edge [ source %5d target %5d\n", pObj->Id, pFanin->Id );
fprintf( pFile, " graphics [ type \"line\" arrow \"first\" ]\n" );
fprintf( pFile, " ]\n" );
}
}
fprintf( pFile, "]\n" );
fprintf( pFile, "\n" );
fclose( pFile );
}
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
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