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https://gitlab.com/OpenMW/openmw.git
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Explicitly bind TileCachedRecastMeshManager with mutex
This commit is contained in:
elsid
parent
3caeda7299
commit
0b644a897e
@ -43,7 +43,7 @@ namespace DetourNavigator
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if (mBounds != infiniteTileBounds)
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{
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const std::lock_guard lock(mMutex);
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const auto locked = mWorldspaceTiles.lock();
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for (auto& object : mObjects)
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{
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const ObjectId id = object.first;
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@ -58,7 +58,7 @@ namespace DetourNavigator
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if (it == data.mTiles.end())
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return;
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data.mTiles.erase(it);
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if (removeTile(id, position, mTiles))
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if (removeTile(id, position, locked->mTiles))
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changedTiles.emplace_back(position, ChangeType::remove);
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};
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getTilesPositions(getIntersection(mRange, objectRange), onOldTilePosition);
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@ -67,7 +67,7 @@ namespace DetourNavigator
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{
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if (data.mTiles.find(position) != data.mTiles.end())
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return;
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if (addTile(id, data.mShape, data.mTransform, data.mAreaType, position, mTiles))
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if (addTile(id, data.mShape, data.mTransform, data.mAreaType, position, locked->mTiles))
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{
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data.mTiles.insert(position);
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changedTiles.emplace_back(position, ChangeType::add);
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@ -91,17 +91,16 @@ namespace DetourNavigator
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std::string TileCachedRecastMeshManager::getWorldspace() const
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{
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const std::lock_guard lock(mMutex);
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return mWorldspace;
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return mWorldspaceTiles.lockConst()->mWorldspace;
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}
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void TileCachedRecastMeshManager::setWorldspace(std::string_view worldspace)
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{
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const std::lock_guard lock(mMutex);
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if (mWorldspace == worldspace)
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const auto locked = mWorldspaceTiles.lock();
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if (locked->mWorldspace == worldspace)
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return;
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mTiles.clear();
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mWorldspace = worldspace;
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locked->mTiles.clear();
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locked->mWorldspace = worldspace;
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}
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std::optional<RemovedRecastMeshObject> TileCachedRecastMeshManager::removeObject(const ObjectId id)
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@ -111,10 +110,10 @@ namespace DetourNavigator
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return std::nullopt;
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std::optional<RemovedRecastMeshObject> result;
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{
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const std::lock_guard lock(mMutex);
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const auto locked = mWorldspaceTiles.lock();
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for (const auto& tilePosition : object->second.mTiles)
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{
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const auto removed = removeTile(id, tilePosition, mTiles);
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const auto removed = removeTile(id, tilePosition, locked->mTiles);
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if (removed && !result)
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result = removed;
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}
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@ -138,8 +137,8 @@ namespace DetourNavigator
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if (cellSize == std::numeric_limits<int>::max())
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{
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const std::lock_guard lock(mMutex);
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for (auto& tile : mTiles)
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const auto locked = mWorldspaceTiles.lock();
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for (auto& tile : locked->mTiles)
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{
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if (tile.second->addWater(cellPosition, cellSize, level))
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{
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@ -154,12 +153,12 @@ namespace DetourNavigator
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getTilesPositions(makeTilesPositionsRange(cellSize, shift, mSettings),
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[&] (const TilePosition& tilePosition)
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{
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const std::lock_guard lock(mMutex);
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auto tile = mTiles.find(tilePosition);
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if (tile == mTiles.end())
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const auto locked = mWorldspaceTiles.lock();
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auto tile = locked->mTiles.find(tilePosition);
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if (tile == locked->mTiles.end())
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{
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const TileBounds tileBounds = makeRealTileBoundsWithBorder(mSettings, tilePosition);
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tile = mTiles.emplace_hint(tile, tilePosition,
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tile = locked->mTiles.emplace_hint(tile, tilePosition,
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std::make_shared<CachedRecastMeshManager>(tileBounds, mTilesGeneration));
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}
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if (tile->second->addWater(cellPosition, cellSize, level))
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@ -184,14 +183,14 @@ namespace DetourNavigator
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std::optional<Water> result;
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for (const auto& tilePosition : object->second)
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{
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const std::lock_guard lock(mMutex);
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const auto tile = mTiles.find(tilePosition);
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if (tile == mTiles.end())
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const auto locked = mWorldspaceTiles.lock();
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const auto tile = locked->mTiles.find(tilePosition);
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if (tile == locked->mTiles.end())
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continue;
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const auto tileResult = tile->second->removeWater(cellPosition);
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if (tile->second->isEmpty())
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{
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mTiles.erase(tile);
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locked->mTiles.erase(tile);
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++mTilesGeneration;
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}
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if (tileResult && !result)
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@ -219,12 +218,12 @@ namespace DetourNavigator
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getTilesPositions(makeTilesPositionsRange(cellSize, shift, mSettings),
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[&] (const TilePosition& tilePosition)
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{
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const std::lock_guard lock(mMutex);
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auto tile = mTiles.find(tilePosition);
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if (tile == mTiles.end())
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const auto locked = mWorldspaceTiles.lock();
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auto tile = locked->mTiles.find(tilePosition);
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if (tile == locked->mTiles.end())
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{
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const TileBounds tileBounds = makeRealTileBoundsWithBorder(mSettings, tilePosition);
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tile = mTiles.emplace_hint(tile, tilePosition,
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tile = locked->mTiles.emplace_hint(tile, tilePosition,
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std::make_shared<CachedRecastMeshManager>(tileBounds, mTilesGeneration));
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}
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if (tile->second->addHeightfield(cellPosition, cellSize, shape))
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@ -248,14 +247,14 @@ namespace DetourNavigator
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std::optional<SizedHeightfieldShape> result;
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for (const auto& tilePosition : object->second)
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{
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const std::lock_guard lock(mMutex);
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const auto tile = mTiles.find(tilePosition);
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if (tile == mTiles.end())
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const auto locked = mWorldspaceTiles.lock();
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const auto tile = locked->mTiles.find(tilePosition);
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if (tile == locked->mTiles.end())
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continue;
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const auto tileResult = tile->second->removeHeightfield(cellPosition);
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if (tile->second->isEmpty())
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{
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mTiles.erase(tile);
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locked->mTiles.erase(tile);
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++mTilesGeneration;
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}
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if (tileResult && !result)
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@ -295,9 +294,9 @@ namespace DetourNavigator
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void TileCachedRecastMeshManager::reportNavMeshChange(const TilePosition& tilePosition, Version recastMeshVersion, Version navMeshVersion) const
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{
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const std::lock_guard lock(mMutex);
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const auto it = mTiles.find(tilePosition);
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if (it == mTiles.end())
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const auto locked = mWorldspaceTiles.lockConst();
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const auto it = locked->mTiles.find(tilePosition);
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if (it == locked->mTiles.end())
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return;
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it->second->reportNavMeshChange(recastMeshVersion, navMeshVersion);
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}
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@ -341,11 +340,11 @@ namespace DetourNavigator
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std::shared_ptr<CachedRecastMeshManager> TileCachedRecastMeshManager::getManager(std::string_view worldspace,
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const TilePosition& tilePosition) const
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{
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const std::lock_guard lock(mMutex);
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if (mWorldspace != worldspace)
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const auto locked = mWorldspaceTiles.lockConst();
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if (locked->mWorldspace != worldspace)
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return nullptr;
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const auto it = mTiles.find(tilePosition);
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if (it == mTiles.end())
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const auto it = locked->mTiles.find(tilePosition);
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if (it == locked->mTiles.end())
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return nullptr;
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return it->second;
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}
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@ -9,6 +9,8 @@
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#include "heightfieldshape.hpp"
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#include "changetype.hpp"
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#include <components/misc/guarded.hpp>
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#include <algorithm>
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#include <map>
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#include <mutex>
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@ -42,11 +44,11 @@ namespace DetourNavigator
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std::set<TilePosition> tilesPositions;
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if (range.mBegin != range.mEnd)
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{
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const std::lock_guard lock(mMutex);
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const auto locked = mWorldspaceTiles.lock();
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getTilesPositions(range,
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[&] (const TilePosition& tilePosition)
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{
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if (addTile(id, shape, transform, areaType, tilePosition, mTiles))
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if (addTile(id, shape, transform, areaType, tilePosition, locked->mTiles))
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tilesPositions.insert(tilePosition);
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});
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}
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@ -67,31 +69,31 @@ namespace DetourNavigator
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bool changed = false;
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std::set<TilePosition> newTiles;
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{
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const TilesPositionsRange objectRange = makeTilesPositionsRange(shape.getShape(), transform, mSettings);
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const TilesPositionsRange range = getIntersection(mRange, objectRange);
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const auto locked = mWorldspaceTiles.lock();
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const auto onTilePosition = [&] (const TilePosition& tilePosition)
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{
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if (data.mTiles.find(tilePosition) != data.mTiles.end())
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{
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newTiles.insert(tilePosition);
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if (updateTile(id, transform, areaType, tilePosition, mTiles))
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if (updateTile(id, transform, areaType, tilePosition, locked->mTiles))
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{
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onChangedTile(tilePosition, ChangeType::update);
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changed = true;
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}
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}
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else if (addTile(id, shape, transform, areaType, tilePosition, mTiles))
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else if (addTile(id, shape, transform, areaType, tilePosition, locked->mTiles))
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{
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newTiles.insert(tilePosition);
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onChangedTile(tilePosition, ChangeType::add);
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changed = true;
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}
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};
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const TilesPositionsRange objectRange = makeTilesPositionsRange(shape.getShape(), transform, mSettings);
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const TilesPositionsRange range = getIntersection(mRange, objectRange);
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const std::lock_guard lock(mMutex);
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getTilesPositions(range, onTilePosition);
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for (const auto& tile : data.mTiles)
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{
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if (newTiles.find(tile) == newTiles.end() && removeTile(id, tile, mTiles))
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if (newTiles.find(tile) == newTiles.end() && removeTile(id, tile, locked->mTiles))
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{
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onChangedTile(tile, ChangeType::remove);
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changed = true;
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@ -125,8 +127,8 @@ namespace DetourNavigator
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template <class Function>
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void forEachTile(Function&& function) const
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{
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const std::lock_guard lock(mMutex);
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for (auto& [tilePosition, recastMeshManager] : mTiles)
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const auto& locked = mWorldspaceTiles.lockConst();
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for (const auto& [tilePosition, recastMeshManager] : locked->mTiles)
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function(tilePosition, *recastMeshManager);
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}
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@ -145,12 +147,16 @@ namespace DetourNavigator
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std::set<TilePosition> mTiles;
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};
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struct WorldspaceTiles
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{
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std::string mWorldspace;
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TilesMap mTiles;
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};
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const RecastSettings& mSettings;
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mutable std::mutex mMutex;
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TileBounds mBounds;
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TilesPositionsRange mRange;
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std::string mWorldspace;
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TilesMap mTiles;
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Misc::ScopeGuarded<WorldspaceTiles> mWorldspaceTiles;
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std::unordered_map<ObjectId, ObjectData> mObjects;
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std::map<osg::Vec2i, std::vector<TilePosition>> mWaterTilesPositions;
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std::map<osg::Vec2i, std::vector<TilePosition>> mHeightfieldTilesPositions;
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