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|
/*-----------------------------------------------------------------------------
| Copyright (c) 2013-2017, Nucleic Development Team.
|
| Distributed under the terms of the Modified BSD License.
|
| The full license is in the file COPYING.txt, distributed with this software.
|----------------------------------------------------------------------------*/
#pragma once
#include <iostream>
#include <sstream>
#include <vector>
#include "constraint.h"
#include "solverimpl.h"
#include "term.h"
namespace kiwi
{
namespace impl
{
class DebugHelper
{
public:
static void dump( const SolverImpl& solver, std::ostream& out )
{
out << "Objective" << std::endl;
out << "---------" << std::endl;
dump( *solver.m_objective, out );
out << std::endl;
out << "Tableau" << std::endl;
out << "-------" << std::endl;
dump( solver.m_rows, out );
out << std::endl;
out << "Infeasible" << std::endl;
out << "----------" << std::endl;
dump( solver.m_infeasible_rows, out );
out << std::endl;
out << "Variables" << std::endl;
out << "---------" << std::endl;
dump( solver.m_vars, out );
out << std::endl;
out << "Edit Variables" << std::endl;
out << "--------------" << std::endl;
dump( solver.m_edits, out );
out << std::endl;
out << "Constraints" << std::endl;
out << "-----------" << std::endl;
dump( solver.m_cns, out );
out << std::endl;
out << std::endl;
}
static void dump( const SolverImpl::RowMap& rows, std::ostream& out )
{
typedef SolverImpl::RowMap::const_iterator iter_t;
iter_t end = rows.end();
for( iter_t it = rows.begin(); it != end; ++it )
{
dump( it->first, out );
out << " | ";
dump( *it->second, out );
}
}
static void dump( const std::vector<Symbol>& symbols, std::ostream& out )
{
typedef std::vector<Symbol>::const_iterator iter_t;
iter_t end = symbols.end();
for( iter_t it = symbols.begin(); it != end; ++it )
{
dump( *it, out );
out << std::endl;
}
}
static void dump( const SolverImpl::VarMap& vars, std::ostream& out )
{
typedef SolverImpl::VarMap::const_iterator iter_t;
iter_t end = vars.end();
for( iter_t it = vars.begin(); it != end; ++it )
{
out << it->first.name() << " = ";
dump( it->second, out );
out << std::endl;
}
}
static void dump( const SolverImpl::CnMap& cns, std::ostream& out )
{
typedef SolverImpl::CnMap::const_iterator iter_t;
iter_t end = cns.end();
for( iter_t it = cns.begin(); it != end; ++it )
dump( it->first, out );
}
static void dump( const SolverImpl::EditMap& edits, std::ostream& out )
{
typedef SolverImpl::EditMap::const_iterator iter_t;
iter_t end = edits.end();
for( iter_t it = edits.begin(); it != end; ++it )
out << it->first.name() << std::endl;
}
static void dump( const Row& row, std::ostream& out )
{
typedef Row::CellMap::const_iterator iter_t;
out << row.constant();
iter_t end = row.cells().end();
for( iter_t it = row.cells().begin(); it != end; ++it )
{
out << " + " << it->second << " * ";
dump( it->first, out );
}
out << std::endl;
}
static void dump( const Symbol& symbol, std::ostream& out )
{
switch( symbol.type() )
{
case Symbol::Invalid:
out << "i";
break;
case Symbol::External:
out << "v";
break;
case Symbol::Slack:
out << "s";
break;
case Symbol::Error:
out << "e";
break;
case Symbol::Dummy:
out << "d";
break;
default:
break;
}
out << symbol.id();
}
static void dump( const Constraint& cn, std::ostream& out )
{
typedef std::vector<Term>::const_iterator iter_t;
iter_t begin = cn.expression().terms().begin();
iter_t end = cn.expression().terms().end();
for( iter_t it = begin; it != end; ++it )
{
out << it->coefficient() << " * ";
out << it->variable().name() << " + ";
}
out << cn.expression().constant();
switch( cn.op() )
{
case OP_LE:
out << " <= 0 ";
break;
case OP_GE:
out << " >= 0 ";
break;
case OP_EQ:
out << " == 0 ";
break;
default:
break;
}
out << " | strength = " << cn.strength() << std::endl;
}
};
} // namespace impl
namespace debug
{
template<typename T>
void dump( const T& value )
{
impl::DebugHelper::dump( value, std::cout );
}
template<typename T>
void dump( const T& value, std::ostream& out )
{
impl::DebugHelper::dump( value, out );
}
template<typename T>
std::string dumps( const T& value )
{
std::stringstream stream;
impl::DebugHelper::dump( value, stream );
return stream.str();
}
} // namespace debug
} // namespace kiwi
|
