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Merge branch 'cleanup_preloading' into 'master'

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Cleanup preloading code

See merge request OpenMW/openmw!4104
esm4-texture
Alexei Kotov 7 months ago
parent c3d02c0b41 6f70350f2f
commit 03652104fe
7 changed files with 71 additions and 67 deletions
Show Stats Download Patch File Download Diff File

1
apps/openmw/CMakeLists.txt
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@ -84,6 +84,7 @@ add_openmw_dir (mwworld
store esmstore fallback actionrepair actionsoulgem livecellref actiondoor
contentloader esmloader actiontrap cellreflist cellref weather projectilemanager
cellpreloader datetimemanager groundcoverstore magiceffects cell ptrregistry
positioncellgrid
)
add_openmw_dir (mwphysics

66
apps/openmw/mwworld/cellpreloader.cpp
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@ -1,8 +1,9 @@
#include "cellpreloader.hpp"
#include <array>
#include <algorithm>
#include <atomic>
#include <limits>
#include <span>
#include <osg/Stats>
@ -26,32 +27,27 @@
#include "cellstore.hpp"
#include "class.hpp"
namespace
namespace MWWorld
{
template <class Contained>
bool contains(const std::vector<MWWorld::CellPreloader::PositionCellGrid>& container, const Contained& contained,
float tolerance)
namespace
{
for (const auto& pos : contained)
bool contains(std::span<const PositionCellGrid> positions, const PositionCellGrid& contained, float tolerance)
{
bool found = false;
for (const auto& pos2 : container)
{
if ((pos.first - pos2.first).length2() < tolerance * tolerance && pos.second == pos2.second)
{
found = true;
break;
}
}
if (!found)
return false;
const float squaredTolerance = tolerance * tolerance;
const auto predicate = [&](const PositionCellGrid& v) {
return (contained.mPosition - v.mPosition).length2() < squaredTolerance
&& contained.mCellBounds == v.mCellBounds;
};
return std::ranges::any_of(positions, predicate);
}
return true;
}
}
namespace MWWorld
{
bool contains(
std::span<const PositionCellGrid> container, std::span<const PositionCellGrid> contained, float tolerance)
{
const auto predicate = [&](const PositionCellGrid& v) { return contains(container, v, tolerance); };
return std::ranges::all_of(contained, predicate);
}
}
struct ListModelsVisitor
{
@ -169,12 +165,12 @@ namespace MWWorld
class TerrainPreloadItem : public SceneUtil::WorkItem
{
public:
TerrainPreloadItem(const std::vector<osg::ref_ptr<Terrain::View>>& views, Terrain::World* world,
const std::vector<CellPreloader::PositionCellGrid>& preloadPositions)
explicit TerrainPreloadItem(const std::vector<osg::ref_ptr<Terrain::View>>& views, Terrain::World* world,
std::span<const PositionCellGrid> preloadPositions)
: mAbort(false)
, mTerrainViews(views)
, mWorld(world)
, mPreloadPositions(preloadPositions)
, mPreloadPositions(preloadPositions.begin(), preloadPositions.end())
{
}
@ -183,8 +179,8 @@ namespace MWWorld
for (unsigned int i = 0; i < mTerrainViews.size() && i < mPreloadPositions.size() && !mAbort; ++i)
{
mTerrainViews[i]->reset();
mWorld->preload(mTerrainViews[i], mPreloadPositions[i].first, mPreloadPositions[i].second, mAbort,
mLoadingReporter);
mWorld->preload(mTerrainViews[i], mPreloadPositions[i].mPosition, mPreloadPositions[i].mCellBounds,
mAbort, mLoadingReporter);
}
mLoadingReporter.complete();
}
@ -197,7 +193,7 @@ namespace MWWorld
std::atomic<bool> mAbort;
std::vector<osg::ref_ptr<Terrain::View>> mTerrainViews;
Terrain::World* mWorld;
std::vector<CellPreloader::PositionCellGrid> mPreloadPositions;
std::vector<PositionCellGrid> mPreloadPositions;
Loading::Reporter mLoadingReporter;
};
@ -375,19 +371,19 @@ namespace MWWorld
mTerrainPreloadItem->wait(listener);
}
void CellPreloader::abortTerrainPreloadExcept(const CellPreloader::PositionCellGrid* exceptPos)
void CellPreloader::abortTerrainPreloadExcept(const PositionCellGrid* exceptPos)
{
if (exceptPos && contains(mTerrainPreloadPositions, std::array{ *exceptPos }, Constants::CellSizeInUnits))
if (exceptPos != nullptr && contains(mTerrainPreloadPositions, *exceptPos, Constants::CellSizeInUnits))
return;
if (mTerrainPreloadItem && !mTerrainPreloadItem->isDone())
{
mTerrainPreloadItem->abort();
mTerrainPreloadItem->waitTillDone();
}
setTerrainPreloadPositions(std::vector<CellPreloader::PositionCellGrid>());
setTerrainPreloadPositions({});
}
void CellPreloader::setTerrainPreloadPositions(const std::vector<CellPreloader::PositionCellGrid>& positions)
void CellPreloader::setTerrainPreloadPositions(std::span<const PositionCellGrid> positions)
{
if (positions.empty())
{
@ -408,7 +404,7 @@ namespace MWWorld
mTerrainViews.emplace_back(mTerrain->createView());
}
mTerrainPreloadPositions = positions;
mTerrainPreloadPositions.assign(positions.begin(), positions.end());
if (!positions.empty())
{
mTerrainPreloadItem = new TerrainPreloadItem(mTerrainViews, mTerrain, positions);
@ -417,10 +413,10 @@ namespace MWWorld
}
}
bool CellPreloader::isTerrainLoaded(const CellPreloader::PositionCellGrid& position, double referenceTime) const
bool CellPreloader::isTerrainLoaded(const PositionCellGrid& position, double referenceTime) const
{
return mLoadedTerrainTimestamp + mResourceSystem->getSceneManager()->getExpiryDelay() > referenceTime
&& contains(mLoadedTerrainPositions, std::array{ position }, Constants::CellSizeInUnits);
&& contains(mLoadedTerrainPositions, position, Constants::CellSizeInUnits);
}
void CellPreloader::setTerrain(Terrain::World* terrain)

12
apps/openmw/mwworld/cellpreloader.hpp
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@ -1,15 +1,14 @@
#ifndef OPENMW_MWWORLD_CELLPRELOADER_H
#define OPENMW_MWWORLD_CELLPRELOADER_H
#include <components/sceneutil/workqueue.hpp>
#include "positioncellgrid.hpp"
#include <map>
#include <components/sceneutil/workqueue.hpp>
#include <osg/Vec3f>
#include <osg/Vec4i>
#include <osg/ref_ptr>
#include <map>
#include <span>
namespace osg
{
@ -79,12 +78,11 @@ namespace MWWorld
void setWorkQueue(osg::ref_ptr<SceneUtil::WorkQueue> workQueue);
typedef std::pair<osg::Vec3f, osg::Vec4i> PositionCellGrid;
void setTerrainPreloadPositions(const std::vector<PositionCellGrid>& positions);
void setTerrainPreloadPositions(std::span<const PositionCellGrid> positions);
void syncTerrainLoad(Loading::Listener& listener);
void abortTerrainPreloadExcept(const PositionCellGrid* exceptPos);
bool isTerrainLoaded(const CellPreloader::PositionCellGrid& position, double referenceTime) const;
bool isTerrainLoaded(const PositionCellGrid& position, double referenceTime) const;
void setTerrain(Terrain::World* terrain);
void reportStats(unsigned int frameNumber, osg::Stats& stats) const;

16
apps/openmw/mwworld/positioncellgrid.hpp
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@ -0,0 +1,16 @@
#ifndef OPENMW_APPS_OPENMW_MWWORLD_POSITIONCELLGRID_H
#define OPENMW_APPS_OPENMW_MWWORLD_POSITIONCELLGRID_H
#include <osg/Vec3f>
#include <osg/Vec4i>
namespace MWWorld
{
struct PositionCellGrid
{
osg::Vec3f mPosition;
osg::Vec4i mCellBounds;
};
}
#endif

32
apps/openmw/mwworld/scene.cpp
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@ -603,7 +603,7 @@ namespace MWWorld
mPreloader->setTerrain(mRendering.getTerrain());
if (mRendering.pagingUnlockCache())
mPreloader->abortTerrainPreloadExcept(nullptr);
if (!mPreloader->isTerrainLoaded(std::make_pair(pos, newGrid), mRendering.getReferenceTime()))
if (!mPreloader->isTerrainLoaded(PositionCellGrid{ pos, newGrid }, mRendering.getReferenceTime()))
preloadTerrain(pos, playerCellIndex.mWorldspace, true);
mPagedRefs.clear();
mRendering.getPagedRefnums(newGrid, mPagedRefs);
@ -1093,26 +1093,25 @@ namespace MWWorld
osg::Vec3f predictedPos = playerPos + moved / dt * mPredictionTime;
if (mCurrentCell->isExterior())
exteriorPositions.emplace_back(
predictedPos, gridCenterToBounds(getNewGridCenter(predictedPos, &mCurrentGridCenter)));
exteriorPositions.push_back(PositionCellGrid{
predictedPos, gridCenterToBounds(getNewGridCenter(predictedPos, &mCurrentGridCenter)) });
mLastPlayerPos = playerPos;
if (mPreloadEnabled)
{
if (mPreloadDoors)
preloadTeleportDoorDestinations(playerPos, predictedPos, exteriorPositions);
preloadTeleportDoorDestinations(playerPos, predictedPos);
if (mPreloadExteriorGrid)
preloadExteriorGrid(playerPos, predictedPos);
if (mPreloadFastTravel)
preloadFastTravelDestinations(playerPos, predictedPos, exteriorPositions);
preloadFastTravelDestinations(playerPos, exteriorPositions);
}
mPreloader->setTerrainPreloadPositions(exteriorPositions);
}
void Scene::preloadTeleportDoorDestinations(
const osg::Vec3f& playerPos, const osg::Vec3f& predictedPos, std::vector<PositionCellGrid>& exteriorPositions)
void Scene::preloadTeleportDoorDestinations(const osg::Vec3f& playerPos, const osg::Vec3f& predictedPos)
{
std::vector<MWWorld::ConstPtr> teleportDoors;
for (const MWWorld::CellStore* cellStore : mActiveCells)
@ -1232,10 +1231,9 @@ namespace MWWorld
void Scene::preloadTerrain(const osg::Vec3f& pos, ESM::RefId worldspace, bool sync)
{
ESM::ExteriorCellLocation cellPos = ESM::positionToExteriorCellLocation(pos.x(), pos.y(), worldspace);
std::vector<PositionCellGrid> vec;
vec.emplace_back(pos, gridCenterToBounds({ cellPos.mX, cellPos.mY }));
mPreloader->abortTerrainPreloadExcept(vec.data());
mPreloader->setTerrainPreloadPositions(vec);
const PositionCellGrid position{ pos, gridCenterToBounds({ cellPos.mX, cellPos.mY }) };
mPreloader->abortTerrainPreloadExcept(&position);
mPreloader->setTerrainPreloadPositions(std::span(&position, 1));
if (!sync)
return;
@ -1249,7 +1247,7 @@ namespace MWWorld
void Scene::reloadTerrain()
{
mPreloader->setTerrainPreloadPositions(std::vector<PositionCellGrid>());
mPreloader->setTerrainPreloadPositions({});
}
struct ListFastTravelDestinationsVisitor
@ -1282,12 +1280,10 @@ namespace MWWorld
std::vector<ESM::Transport::Dest> mList;
};
void Scene::preloadFastTravelDestinations(const osg::Vec3f& playerPos, const osg::Vec3f& /*predictedPos*/,
std::vector<PositionCellGrid>& exteriorPositions) // ignore predictedPos here since opening dialogue with
// travel service takes extra time
void Scene::preloadFastTravelDestinations(
const osg::Vec3f& playerPos, std::vector<PositionCellGrid>& exteriorPositions)
{
const MWWorld::ConstPtr player = mWorld.getPlayerPtr();
ListFastTravelDestinationsVisitor listVisitor(mPreloadDistance, player.getRefData().getPosition().asVec3());
ListFastTravelDestinationsVisitor listVisitor(mPreloadDistance, playerPos);
ESM::RefId extWorldspace = mWorld.getCurrentWorldspace();
for (MWWorld::CellStore* cellStore : mActiveCells)
{
@ -1305,7 +1301,7 @@ namespace MWWorld
const ESM::ExteriorCellLocation cellIndex
= ESM::positionToExteriorCellLocation(pos.x(), pos.y(), extWorldspace);
preloadCellWithSurroundings(mWorld.getWorldModel().getExterior(cellIndex));
exteriorPositions.emplace_back(pos, gridCenterToBounds(getNewGridCenter(pos)));
exteriorPositions.push_back(PositionCellGrid{ pos, gridCenterToBounds(getNewGridCenter(pos)) });
}
}
}

10
apps/openmw/mwworld/scene.hpp
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@ -5,6 +5,7 @@
#include <osg/Vec4i>
#include <osg/ref_ptr>
#include "positioncellgrid.hpp"
#include "ptr.hpp"
#include <memory>
@ -122,14 +123,11 @@ namespace MWWorld
void requestChangeCellGrid(const osg::Vec3f& position, const osg::Vec2i& cell, bool changeEvent = true);
typedef std::pair<osg::Vec3f, osg::Vec4i> PositionCellGrid;
void preloadCells(float dt);
void preloadTeleportDoorDestinations(const osg::Vec3f& playerPos, const osg::Vec3f& predictedPos,
std::vector<PositionCellGrid>& exteriorPositions);
void preloadTeleportDoorDestinations(const osg::Vec3f& playerPos, const osg::Vec3f& predictedPos);
void preloadExteriorGrid(const osg::Vec3f& playerPos, const osg::Vec3f& predictedPos);
void preloadFastTravelDestinations(const osg::Vec3f& playerPos, const osg::Vec3f& predictedPos,
std::vector<PositionCellGrid>& exteriorPositions);
void preloadFastTravelDestinations(
const osg::Vec3f& playerPos, std::vector<PositionCellGrid>& exteriorPositions);
osg::Vec4i gridCenterToBounds(const osg::Vec2i& centerCell) const;
osg::Vec2i getNewGridCenter(const osg::Vec3f& pos, const osg::Vec2i* currentGridCenter = nullptr) const;

1
components/terrain/viewdata.hpp
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@ -70,7 +70,6 @@ namespace Terrain
mNodes.clear();
}
}
const osg::Vec4i& getActiveGrid() const { return mActiveGrid; }
unsigned int getWorldUpdateRevision() const { return mWorldUpdateRevision; }
void setWorldUpdateRevision(int updateRevision) { mWorldUpdateRevision = updateRevision; }

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