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Added "nodes" option to the "gensfen" command to specify the number of the nodes to be searched.

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nodchip 2020-07-06 17:38:43 +09:00
parent 85c802d0b9
commit 288fdc5597
1 changed files with 12 additions and 1 deletions
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13
src/learn/learner.cpp
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@ -335,6 +335,10 @@ struct MultiThinkGenSfen : public MultiThink
int search_depth; int search_depth;
int search_depth2; int search_depth2;
// Number of the nodes to be searched.
// 0 represents no limits.
uint64_t nodes;
// Upper limit of evaluation value of generated situation // Upper limit of evaluation value of generated situation
int eval_limit; int eval_limit;
@ -553,7 +557,7 @@ void MultiThinkGenSfen::thread_worker(size_t thread_id)
// search_depth～search_depth2 Evaluation value of hand reading and PV (best responder row) // search_depth～search_depth2 Evaluation value of hand reading and PV (best responder row)
// There should be no problem if you narrow the search window. // There should be no problem if you narrow the search window.
auto pv_value1 = search(pos, depth); auto pv_value1 = search(pos, depth, 1, nodes);
auto value1 = pv_value1.first; auto value1 = pv_value1.first;
auto& pv1 = pv_value1.second; auto& pv1 = pv_value1.second;
@ -850,6 +854,9 @@ void gen_sfen(Position&, istringstream& is)
int search_depth = 3; int search_depth = 3;
int search_depth2 = INT_MIN; int search_depth2 = INT_MIN;
// Number of nodes to be searched.
uint64_t nodes = 0;
// minimum ply, maximum ply and number of random moves // minimum ply, maximum ply and number of random moves
int random_move_minply = 1; int random_move_minply = 1;
int random_move_maxply = 24; int random_move_maxply = 24;
@ -895,6 +902,8 @@ void gen_sfen(Position&, istringstream& is)
is >> search_depth; is >> search_depth;
else if (token == "depth2") else if (token == "depth2")
is >> search_depth2; is >> search_depth2;
else if (token == "nodes")
is >> nodes;
else if (token == "loop") else if (token == "loop")
is >> loop_max; is >> loop_max;
else if (token == "output_file_name") else if (token == "output_file_name")
@ -964,6 +973,7 @@ void gen_sfen(Position&, istringstream& is)
std::cout << "gensfen : " << endl std::cout << "gensfen : " << endl
<< " search_depth = " << search_depth << " to " << search_depth2 << endl << " search_depth = " << search_depth << " to " << search_depth2 << endl
<< " nodes = " << nodes << endl
<< " loop_max = " << loop_max << endl << " loop_max = " << loop_max << endl
<< " eval_limit = " << eval_limit << endl << " eval_limit = " << eval_limit << endl
<< " thread_num (set by USI setoption) = " << thread_num << endl << " thread_num (set by USI setoption) = " << thread_num << endl
@ -988,6 +998,7 @@ void gen_sfen(Position&, istringstream& is)
sw.save_every = save_every; sw.save_every = save_every;
MultiThinkGenSfen multi_think(search_depth, search_depth2, sw); MultiThinkGenSfen multi_think(search_depth, search_depth2, sw);
multi_think.nodes = nodes;
multi_think.set_loop_max(loop_max); multi_think.set_loop_max(loop_max);
multi_think.eval_limit = eval_limit; multi_think.eval_limit = eval_limit;
multi_think.random_move_minply = random_move_minply; multi_think.random_move_minply = random_move_minply;