/usr/include/osl/numEffectState.tcc is in libosl-dev 0.8.0-1.4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*/
#ifndef OSL_NUM_EFFECT_STATE_TCC
#define OSL_NUM_EFFECT_STATE_TCC
#include "osl/numEffectState.h"
#include "osl/move_classifier/kingOpenMove.h"
#include "osl/bits/numSimpleEffect.tcc"
template <osl::Player P>
bool osl::NumEffectState::
hasEffectByWithRemove(Square target,Square removed) const
{
const Piece piece = pieceAt(removed);
if (! piece.isPiece())
return hasEffectAt<P>(target);
if (piece.owner() == P)
{
if (hasEffectNotBy(P, piece, target))
return true;
}
else
{
if (hasEffectAt(P, target))
return true;
}
if (! longEffectAt(removed, P).any())
return false;
const Direction d = Board_Table.getLongDirection<BLACK>(Offset32(target,removed));
if (!isLong(d))
return false;
const int num=longEffectNumTable()[piece.number()][longToShort(d)];
return (! Piece::isEmptyNum(num)
&& pieceOf(num).owner()==P);
}
namespace osl
{
template <osl::Player P, bool InterestEmpty, Direction Dir>
struct TestEffectOfMove
{
template <class State, class Function>
static void testShort(const State& s, int mask, Square from,
Function& f) {
static_assert(! DirectionTraits<Dir>::isLong, "Dir");
if (! (mask & DirectionTraits<Dir>::mask))
return;
const Offset offset = DirectionPlayerTraits<Dir,P>::offset();
const Square target = from+offset;
const Piece piece = s.pieceAt(target);
if (piece.isEdge())
return;
if (InterestEmpty || (! piece.isEmpty()))
f(target);
}
template <class State, class Function>
static void testLong(const State& s, int mask, Square from,
Function& f) {
static_assert(DirectionTraits<Dir>::isLong, "Dir");
if (! (mask & DirectionTraits<Dir>::mask))
return;
const Offset offset = DirectionPlayerTraits<Dir,P>::offset();
Square target = from+offset;
Piece piece = s.pieceAt(target);
while (piece.isEmpty()) {
if (InterestEmpty)
f(target);
target = target+offset;
piece = s.pieceAt(target);
}
if (piece.isPiece()) {
f(target);
}
}
};
struct SafeCapture
{
public:
const NumEffectState& state;
Piece safe_one;
SafeCapture(const NumEffectState& s) : state(s), safe_one(Piece::EMPTY()) {
}
template <Player P>
void doAction(Piece effect_piece, Square target) {
if (move_classifier::KingOpenMove<P>::isMember
(state, effect_piece.ptype(), effect_piece.square(), target))
return;
safe_one = effect_piece;
}
};
} // namespace osl
template <osl::Player P, class Function, bool InterestEmpty>
void osl::NumEffectState::
forEachEffectOfPtypeO(Square from, Ptype ptype, Function& f) const
{
const int mask = Ptype_Table.getMoveMask(ptype);
TestEffectOfMove<P,InterestEmpty,UL>::testShort(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,U>::testShort(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,UR>::testShort(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,L>::testShort(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,R>::testShort(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,DL>::testShort(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,D>::testShort(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,DR>::testShort(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,UUL>::testShort(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,UUR>::testShort(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,LONG_UL>::testLong(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,LONG_U>::testLong(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,LONG_UR>::testLong(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,LONG_L>::testLong(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,LONG_R>::testLong(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,LONG_DL>::testLong(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,LONG_D>::testLong(*this, mask, from, f);
TestEffectOfMove<P,InterestEmpty,LONG_DR>::testLong(*this, mask, from, f);
}
template <class Function, bool InterestEmpty>
void osl::NumEffectState::
forEachEffectOfPtypeO(Square from, PtypeO ptypeo, Function& f) const
{
const Player P = getOwner(ptypeo);
if (P == BLACK)
this->template forEachEffectOfPtypeO<BLACK,Function,InterestEmpty>
(from, getPtype(ptypeo), f);
else
this->template forEachEffectOfPtypeO<WHITE,Function,InterestEmpty>
(from, getPtype(ptypeo), f);
}
template <osl::Player P>
osl::Piece
osl::NumEffectState::safeCaptureNotByKing(Square target, Piece king) const
{
assert(king.owner() == P);
assert(king.ptype() == KING);
PieceMask ignore = pin(P);
ignore.set(king.number());
const Piece piece = findAttackNotBy(P, target, ignore);
if (piece.isPiece())
return piece;
SafeCapture safe_captures(*this);
this->template forEachEffectNotBy<P>(target, king, safe_captures);
return safe_captures.safe_one;
}
#endif /* OSL_NUM_EFFECT_STATE_TCC */
// ;;; Local Variables:
// ;;; mode:c++
// ;;; c-basic-offset:2
// ;;; End:
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