Reduce Good Captures Less (#88) bench: 10138573

Vast342 · web-flow · commit 3335b3a45a7b · 2024-06-15T10:24:11.000-04:00
diff --git a/src/search.cpp b/src/search.cpp
@@ -600,6 +600,7 @@ int Engine::negamax(Board &board, int depth, int alpha, int beta, int ply, bool
                 }
                 depthReduction += isCutNode;
                 depthReduction -= improving;
+                depthReduction -= !isQuietOrBadCapture;
 
                 depthReduction = std::clamp(depthReduction, 0, depth - 2);
             }

Original file line number	Diff line number	Diff line change
`@@ -600,6 +600,7 @@ int Engine::negamax(Board &board, int depth, int alpha, int beta, int ply, bool`
`600`	`600`	`}`
`601`	`601`	`depthReduction += isCutNode;`
`602`	`602`	`depthReduction -= improving;`
	`603`	`+ depthReduction -= !isQuietOrBadCapture;`
`603`	`604`
`604`	`605`	`depthReduction = std::clamp(depthReduction, 0, depth - 2);`
`605`	`606`	`}`