static char*
print_san_move_from(const struct position *pos, move m,
char *str, enum player turn)
{
move moves[MOVE_ARRAY_LENGTH];
uint64_t ambig_pieces = UINT64_C(0);
enum piece p = pos_piece_at(pos, mfrom(m));
(void) gen_moves(pos, moves);
for (move *im = moves; *im != 0; ++im) {
if ((mfrom(*im) != mfrom(m)) && (mto(*im) == mto(m))
&& (pos_piece_at(pos, mfrom(*im)) == p))
ambig_pieces |= mfrom64(*im);
}
if ((p == pawn) && is_capture(m)) {
*(str++) = index_to_file_ch(mfrom(m));
}
else if (is_nonempty(ambig_pieces)) {
if (is_nonempty(ambig_pieces & file64(mfrom(m)))) {
if (is_nonempty(ambig_pieces & rank64(mfrom(m)))) {
*(str++) = index_to_file_ch(mfrom(m));
}
*(str++) = index_to_rank_ch(mfrom(m), turn);
}
else {
*(str++) = index_to_file_ch(mfrom(m));
}
}
return str;
}
// Search for vlc executable
QString Utils::get_vlc_path()
{
qDebug() << "Searching vlc executable";
QString x86 = "C:\\Program Files (x86)\\VideoLAN\\VLC\\vlc.exe";
QFile file( x86 ); if( file.exists() ) return x86;
QString x64 = "C:\\Program Files\\VideoLAN\\VLC\\vlc.exe";
QFile file64( x64 ); if( file64.exists() ) return x64;
QString MacOS = "/Applications/VLC.app/Contents/MacOS/VLC";
QFile fileMacOS( MacOS ); if( fileMacOS.exists() ) return MacOS;
return "vlc";
}
/*
Initialize index tables and pointers
*/
void init_indices() {
int temp[2048];
int index;
int i,j;
int u1,u2;
int rot,val;
for( i = 0; i < 4096; i++) {
KK_index[i] = ILLEGAL;
KK_WP_index[i] = ILLEGAL;
}
/*without pawn*/
for( i = 0; i < 2048; i++) {
temp[i] = ILLEGAL;
}
index = 0;
for(i = 0;i < 64;i++) {
for(j = 0;j < 64;j++) {
if(distance(SQ6488(i),SQ6488(j)) <= 1)
continue;
/*rotations*/
u1 = i;
u2 = j;
rot = 0;
if(file64(u1) > FILED) {
u1 = MIRRORF64(u1);
u2 = MIRRORF64(u2);
rot ^= rotF;
}
if(rank64(u1) > RANK4) {
u1 = MIRRORR64(u1);
u2 = MIRRORR64(u2);
rot ^= rotR;
}
if(rank64(u1) > file64(u1)) {
u1 = MIRRORD64(u1);
u2 = MIRRORD64(u2);
rot ^= rotD;
}
if(file64(u1) == rank64(u1)) {
if(rank64(u2) > file64(u2)) {
u1 = MIRRORD64(u1);
u2 = MIRRORD64(u2);
rot ^= rotD;
}
}
val = (u1 << 6) | u2;
/*actual index*/
if(file64(u1) == rank64(u1)) {
u1 = K_TR[u1];
u2 = K1_TR[u2];
} else {
u1 = K_TR[u1];
u2 = u2;
}
if(temp[u1 * 64 + u2] == ILLEGAL) {
temp[u1 * 64 + u2] = index;
KK_index[i * 64 + j] = index;
KK_rotation[i * 64 + j] = rot;
KK_square[index] = val;
index++;
} else {
KK_index[i * 64 + j] = temp[u1 * 64 + u2];
KK_rotation[i * 64 + j] = rot;
}
}
}
/*with pawn*/
for( i = 0; i < 2048; i++) {
temp[i] = ILLEGAL;
}
index = 0;
for( i = 0;i < 64;i++) {
for( j = 0; j < 64;j++) {
if(distance(SQ6488(i),SQ6488(j)) <= 1)
continue;
/*reflection*/
u1 = i;
u2 = j;
rot = 0;
if(file64(u1) > FILED) {
u1 = MIRRORF64(u1);
u2 = MIRRORF64(u2);
rot ^= rotF;
}
val = (u1 << 6) | u2;
/*actual index*/
u1 = K2_TR[u1];
u2 = u2;
if(temp[u1 * 64 + u2] == ILLEGAL) {
temp[u1 * 64 + u2] = index;
KK_WP_index[i * 64 + j] = index;
KK_WP_rotation[i * 64 + j] = rot;
KK_WP_square[index] = val;
index++;
} else {
KK_WP_index[i * 64 + j] = temp[u1 * 64 + u2];
KK_WP_rotation[i * 64 + j] = rot;
}
/*end*/
}
}
}
