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Remove update_checkers()

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Now that we have CheckInfo we don't need it anymore.

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba
2009-11-11 10:41:46 +01:00
parent ad44ff2bca
commit bf395c6be1
3 changed files with 29 additions and 62 deletions
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17
src/search.cpp
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@@ -349,7 +349,7 @@ int perft(Position& pos, Depth depth)
while ((move = mp.get_next_move()) != MOVE_NONE)
{
StateInfo st;
pos.do_move(move, st, ci.dcCandidates, pos.move_is_check(move, ci));
pos.do_move(move, st, ci, pos.move_is_check(move, ci));
sum += perft(pos, depth - OnePly);
pos.undo_move(move);
}
@@ -898,13 +898,14 @@ namespace {
<< " currmovenumber " << i + 1 << std::endl;
// Decide search depth for this move
bool moveIsCheck = pos.move_is_check(move);
bool captureOrPromotion = pos.move_is_capture_or_promotion(move);
bool dangerous;
ext = extension(pos, move, true, captureOrPromotion, pos.move_is_check(move), false, false, &dangerous);
ext = extension(pos, move, true, captureOrPromotion, moveIsCheck, false, false, &dangerous);
newDepth = (Iteration - 2) * OnePly + ext + InitialDepth;
// Make the move, and search it
pos.do_move(move, st, ci.dcCandidates);
pos.do_move(move, st, ci, moveIsCheck);
if (i < MultiPV)
{
@@ -1135,7 +1136,7 @@ namespace {
newDepth = depth - OnePly + ext;
// Make and search the move
pos.do_move(move, st, ci.dcCandidates, moveIsCheck);
pos.do_move(move, st, ci, moveIsCheck);
if (moveCount == 1) // The first move in list is the PV
value = -search_pv(pos, ss, -beta, -alpha, newDepth, ply+1, threadID);
@@ -1424,7 +1425,7 @@ namespace {
}
// Make and search the move
pos.do_move(move, st, ci.dcCandidates, moveIsCheck);
pos.do_move(move, st, ci, moveIsCheck);
// Try to reduce non-pv search depth by one ply if move seems not problematic,
// if the move fails high will be re-searched at full depth.
@@ -1637,7 +1638,7 @@ namespace {
continue;
// Make and search the move
pos.do_move(move, st, ci.dcCandidates, moveIsCheck);
pos.do_move(move, st, ci, moveIsCheck);
value = -qsearch(pos, ss, -beta, -alpha, depth-OnePly, ply+1, threadID);
pos.undo_move(move);
@@ -1764,7 +1765,7 @@ namespace {
// Make and search the move.
StateInfo st;
pos.do_move(move, st, sp->dcCandidates, moveIsCheck);
pos.do_move(move, st, ci, moveIsCheck);
// Try to reduce non-pv search depth by one ply if move seems not problematic,
// if the move fails high will be re-searched at full depth.
@@ -1870,7 +1871,7 @@ namespace {
// Make and search the move.
StateInfo st;
pos.do_move(move, st, sp->dcCandidates, moveIsCheck);
pos.do_move(move, st, ci, moveIsCheck);
// Try to reduce non-pv search depth by one ply if move seems not problematic,
// if the move fails high will be re-searched at full depth.