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Animated tile: Prefetch next item in map

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This commit is contained in:
Jonathan G Rennison
2023-08-17 15:45:03 +01:00
parent 2212191b6c
commit 41fed27d0a
1 changed files with 7 additions and 1 deletions
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8
src/animated_tile.cpp
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@@ -17,6 +17,8 @@
#include "date_func.h" #include "date_func.h"
#include "3rdparty/cpp-btree/btree_map.h" #include "3rdparty/cpp-btree/btree_map.h"
#include INCLUDE_FOR_PREFETCH_NTA
#include "safeguards.h" #include "safeguards.h"
/** The table/list with animated tiles. */ /** The table/list with animated tiles. */
@@ -109,6 +111,10 @@ void AnimateAnimatedTiles()
continue; continue;
} }
auto next = iter;
++next;
if (next != _animated_tiles.end()) PREFETCH_NTA(&(next->second));
if (iter->second.speed <= max_speed) { if (iter->second.speed <= max_speed) {
const TileIndex curr = iter->first; const TileIndex curr = iter->first;
switch (GetTileType(curr)) { switch (GetTileType(curr)) {
@@ -132,7 +138,7 @@ void AnimateAnimatedTiles()
NOT_REACHED(); NOT_REACHED();
} }
} }
++iter; iter = next;
} }
} }