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DroidFish: Updated stockfish engine to version 8.

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This commit is contained in:
Peter Osterlund
2016-11-01 19:40:58 +01:00
parent 503390c19f
commit 3d227b6bee
20 changed files with 282 additions and 273 deletions
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20
DroidFish/jni/stockfish/thread.cpp
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@@ -36,6 +36,7 @@ Thread::Thread() {
resetCalls = exit = false;
maxPly = callsCnt = 0;
tbHits = 0;
history.clear();
counterMoves.clear();
idx = Threads.size(); // Start from 0
@@ -158,15 +159,26 @@ void ThreadPool::read_uci_options() {
/// ThreadPool::nodes_searched() returns the number of nodes searched
int64_t ThreadPool::nodes_searched() {
uint64_t ThreadPool::nodes_searched() const {
int64_t nodes = 0;
uint64_t nodes = 0;
for (Thread* th : *this)
nodes += th->rootPos.nodes_searched();
return nodes;
}
/// ThreadPool::tb_hits() returns the number of TB hits
uint64_t ThreadPool::tb_hits() const {
uint64_t hits = 0;
for (Thread* th : *this)
hits += th->tbHits;
return hits;
}
/// ThreadPool::start_thinking() wakes up the main thread sleeping in idle_loop()
/// and starts a new search, then returns immediately.
@@ -184,7 +196,8 @@ void ThreadPool::start_thinking(Position& pos, StateListPtr& states,
|| std::count(limits.searchmoves.begin(), limits.searchmoves.end(), m))
rootMoves.push_back(Search::RootMove(m));
Tablebases::filter_root_moves(pos, rootMoves);
if (!rootMoves.empty())
Tablebases::filter_root_moves(pos, rootMoves);
// After ownership transfer 'states' becomes empty, so if we stop the search
// and call 'go' again without setting a new position states.get() == NULL.
@@ -198,6 +211,7 @@ void ThreadPool::start_thinking(Position& pos, StateListPtr& states,
for (Thread* th : Threads)
{
th->maxPly = 0;
th->tbHits = 0;
th->rootDepth = DEPTH_ZERO;
th->rootMoves = rootMoves;
th->rootPos.set(pos.fen(), pos.is_chess960(), &setupStates->back(), th);