verilator/src/V3GraphAlg.h
Wilson Snyder a2ffe86a36 Copyright update
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2008-01-15 14:29:08 +00:00

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// $Id$ //-*- C++ -*-
//*************************************************************************
// DESCRIPTION: Verilator: Graph algorithm base class
//
// Code available from: http://www.veripool.com/verilator
//
// AUTHORS: Wilson Snyder with Paul Wasson, Duane Gabli
//
//*************************************************************************
//
// Copyright 2003-2008 by Wilson Snyder. This program is free software; you can
// redistribute it and/or modify it under the terms of either the GNU
// General Public License or the Perl Artistic License.
//
// Verilator 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.
//
//*************************************************************************
#ifndef _V3GRAPHALG_H_
#define _V3GRAPHALG_H_ 1
#include "config_build.h"
#include "verilatedos.h"
#include "V3Global.h"
#include "V3Graph.h"
//=============================================================================
// Algorithms - common class
// For internal use, most graph algorithms use this as a base class
class GraphAlg {
protected:
V3Graph* m_graphp; // Graph we're operating upon
V3EdgeFuncP m_edgeFuncp; // Function that says we follow this edge
inline bool followEdge(V3GraphEdge* edgep) {
return (edgep->weight() && (m_edgeFuncp)(edgep));
}
GraphAlg(V3Graph* graphp, V3EdgeFuncP edgeFuncp)
: m_graphp(graphp), m_edgeFuncp(edgeFuncp) {}
~GraphAlg() {}
};
//============================================================================
#endif // Guard