&& !captureOrPromotion
&& !move_is_castle(move))
{
- double red = ln(RootMoveNumber - MultiPV + 1) * ln(depth / 2) / 3.0;
+ double red = 0.5 + ln(RootMoveNumber - MultiPV + 1) * ln(depth / 2) / 6.0;
if (red >= 1.0)
{
ss[0].reduction = Depth(int(floor(red * int(OnePly))));
&& !move_is_castle(move)
&& !move_is_killer(move, ss[ply]))
{
- double red = ln(moveCount) * ln(depth / 2) / 3.0;
+ double red = 0.5 + ln(moveCount) * ln(depth / 2) / 6.0;
if (red >= 1.0)
{
ss[ply].reduction = Depth(int(floor(red * int(OnePly))));
&& !move_is_killer(move, ss[ply])
/* && move != ttMove*/)
{
- double red = ln(moveCount) * ln(depth / 2) / 1.5;
+ double red = 0.5 + ln(moveCount) * ln(depth / 2) / 3.0;
if (red >= 1.0)
{
ss[ply].reduction = Depth(int(floor(red * int(OnePly))));
&& !move_is_castle(move)
&& !move_is_killer(move, ss[sp->ply]))
{
- double red = ln(moveCount) * ln(sp->depth / 2) / 1.5;
+ double red = 0.5 + ln(moveCount) * ln(sp->depth / 2) / 3.0;
if (red >= 1.0)
{
ss[sp->ply].reduction = Depth(int(floor(red * int(OnePly))));
&& !move_is_castle(move)
&& !move_is_killer(move, ss[sp->ply]))
{
- double red = ln(moveCount) * ln(sp->depth / 2) / 3.0;
+ double red = 0.5 + ln(moveCount) * ln(sp->depth / 2) / 6.0;
if (red >= 1.0)
{
ss[sp->ply].reduction = Depth(int(floor(red * int(OnePly))));