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bb: Fix crash after mirror/turn/rotate

This commit is contained in:
Calcitem 2020-12-22 00:24:20 +08:00
parent a1f4832fe0
commit 974872e226
2 changed files with 20 additions and 0 deletions
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18
src/position.cpp
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@ -1837,6 +1837,18 @@ void Position::print_board()
}
}
void Position::reset_bb()
{
memset(byTypeBB, 0, sizeof(byTypeBB));
memset(byColorBB, 0, sizeof(byColorBB));
for (Square s = SQ_BEGIN; s < SQ_END; ++s) {
Piece pc = board[s];
byTypeBB[ALL_PIECES] |= byTypeBB[type_of(pc)] |= s;
byColorBB[color_of(pc)] |= s;
}
}
void Position::mirror(vector <string> &cmdlist, bool cmdChange /*= true*/)
{
Piece ch;
@ -1851,6 +1863,8 @@ void Position::mirror(vector <string> &cmdlist, bool cmdChange /*= true*/)
}
}
reset_bb();
uint64_t llp[3] = { 0 };
if (move < 0) {
@ -1956,6 +1970,8 @@ void Position::turn(vector <string> &cmdlist, bool cmdChange /*= true*/)
board[RANK_NB * FILE_NB + r] = ch;
}
reset_bb();
uint64_t llp[3] = { 0 };
if (move < 0) {
@ -2156,6 +2172,8 @@ void Position::rotate(vector <string> &cmdlist, int degrees, bool cmdChange /*=
return;
}
reset_bb();
uint64_t llp[3] = { 0 };
if (move < 0) {

2
src/position.h
View File

@ -129,6 +129,8 @@ public:
void turn(std::vector <std::string> &cmdlist, bool cmdChange = true);
void rotate(std::vector <std::string> &cmdlist, int degrees, bool cmdChange = true);
void reset_bb();
void create_mill_table();
int add_mills(Square s);
int in_how_many_mills(Square s, Color c, Square squareSelected = SQ_0);