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author | glx22 <glx22@users.noreply.github.com> | 2021-01-14 18:41:38 +0100 |
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committer | GitHub <noreply@github.com> | 2021-01-14 18:41:38 +0100 |
commit | 86818e5ae8a170951d00eb0060767c9d1687540c (patch) | |
tree | eab0d40c49e5545535a474b999b8ff49d621ca14 | |
parent | bc8f347ef2386d77e105b336cec9c0242261f9fa (diff) | |
download | openttd-86818e5ae8a170951d00eb0060767c9d1687540c.tar.xz |
Fix #7670: prevent useless pathfinder run for blocked vehicles
-rw-r--r-- | src/roadveh_cmd.cpp | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/roadveh_cmd.cpp b/src/roadveh_cmd.cpp index 17c9c39e9..f0c2c8aa4 100644 --- a/src/roadveh_cmd.cpp +++ b/src/roadveh_cmd.cpp @@ -1389,7 +1389,16 @@ again: int y = TileY(v->tile) * TILE_SIZE + rdp[turn_around_start_frame].y; Direction new_dir = RoadVehGetSlidingDirection(v, x, y); - if (v->IsFrontEngine() && RoadVehFindCloseTo(v, x, y, new_dir) != nullptr) return false; + if (v->IsFrontEngine() && RoadVehFindCloseTo(v, x, y, new_dir) != nullptr) { + /* We are blocked. */ + v->cur_speed = 0; + if (!v->path.empty()) { + /* Prevent pathfinding rerun as we already know where we are heading to. */ + v->path.tile.push_front(v->tile); + v->path.td.push_front(dir); + } + return false; + } uint32 r = VehicleEnterTile(v, v->tile, x, y); if (HasBit(r, VETS_CANNOT_ENTER)) { |