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#include "osl/piece.h"
#include "osl/move.h"
#include "move-phash.c"
#include <boost/static_assert.hpp>
#include <iostream>
namespace osl
{
BOOST_STATIC_ASSERT(sizeof(Move) == 4);
} //namespace osl
bool osl::Move::isValid() const
{
if (! isNormal())
return false;
const Square from = this->from();
if (! from.isValid())
return false;
const Square to = this->to();
if (! to.isOnBoard())
return false;
return osl::isValid(ptype())
&& osl::isValid(capturePtype())
&& capturePtype()!=KING
&& osl::isValid(player());
}
const osl::Move osl::Move::rotate180() const
{
if (isPass())
return Move::PASS(alt(player()));
if (! isNormal())
return *this;
return Move(from().rotate180Safe(), to().rotate180(), ptype(),
capturePtype(), isPromotion(), alt(player()));
}
std::ostream& osl::operator<<(std::ostream& os,const Move move)
{
if (move == Move::DeclareWin())
return os << "MOVE_DECLARE_WIN";
if (move.isInvalid())
return os << "MOVE_INVALID";
if (move.isPass())
return os << "MOVE_PASS";
const Player turn = move.player();
if (move.isValid())
{
if (move.from().isPieceStand())
{
os << "Drop(" << turn << "," << move.ptype() << "," << move.to() << ")";
}
else
{
const Ptype capture_ptype=move.capturePtype();
os << "Move(" << turn << "," << move.ptype() << ","
<< move.from() << "->" << move.to() ;
if (move.promoteMask())
os << ",promote";
if (capture_ptype != PTYPE_EMPTY)
os << ",capture=" << capture_ptype;
os << ")";
}
}
else
{
os << "InvalidMove " << move.from() << " " << move.to()
<< " " << move.ptypeO() << " " << move.oldPtypeO()
<< " " << move.promoteMask()
<< " " << move.capturePtype() << "\n";
}
return os;
}
unsigned int osl::Move::hash() const
{
assert(capturePtype() == PTYPE_EMPTY);
return move_phash(intValue());
}
// ;;; Local Variables:
// ;;; mode:c++
// ;;; c-basic-offset:2
// ;;; End:
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