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openmw-tes3mp/apps/openmw/mwrender/objectpaging.hpp

93 lines
3.0 KiB
C++

#ifndef OPENMW_MWRENDER_OBJECTPAGING_H
#define OPENMW_MWRENDER_OBJECTPAGING_H
#include <components/terrain/quadtreeworld.hpp>
#include <components/resource/resourcemanager.hpp>
#include <components/esm/loadcell.hpp>
#include <mutex>
namespace Resource
{
class SceneManager;
}
namespace MWWorld
{
class ESMStore;
}
namespace MWRender
{
typedef std::tuple<osg::Vec2f, float, bool> ChunkId; // Center, Size, ActiveGrid
class ObjectPaging : public Resource::GenericResourceManager<ChunkId>, public Terrain::QuadTreeWorld::ChunkManager
{
public:
ObjectPaging(Resource::SceneManager* sceneManager);
~ObjectPaging() = default;
osg::ref_ptr<osg::Node> getChunk(float size, const osg::Vec2f& center, unsigned char lod, unsigned int lodFlags, bool activeGrid, const osg::Vec3f& viewPoint, bool compile) override;
osg::ref_ptr<osg::Node> createChunk(float size, const osg::Vec2f& center, bool activeGrid, const osg::Vec3f& viewPoint, bool compile);
unsigned int getNodeMask() override;
/// @return true if view needs rebuild
bool enableObject(int type, const ESM::RefNum & refnum, const osg::Vec3f& pos, const osg::Vec2i& cell, bool enabled);
/// @return true if view needs rebuild
bool blacklistObject(int type, const ESM::RefNum & refnum, const osg::Vec3f& pos, const osg::Vec2i& cell);
void clear();
/// Must be called after clear() before rendering starts.
/// @return true if view needs rebuild
bool unlockCache();
void reportStats(unsigned int frameNumber, osg::Stats* stats) const override;
void getPagedRefnums(const osg::Vec4i &activeGrid, std::set<ESM::RefNum> &out);
private:
Resource::SceneManager* mSceneManager;
bool mActiveGrid;
bool mDebugBatches;
float mMergeFactor;
float mMinSize;
float mMinSizeMergeFactor;
float mMinSizeCostMultiplier;
std::mutex mRefTrackerMutex;
struct RefTracker
{
std::set<ESM::RefNum> mDisabled;
std::set<ESM::RefNum> mBlacklist;
bool operator==(const RefTracker&other) const { return mDisabled == other.mDisabled && mBlacklist == other.mBlacklist; }
};
RefTracker mRefTracker;
RefTracker mRefTrackerNew;
bool mRefTrackerLocked;
const RefTracker& getRefTracker() const { return mRefTracker; }
RefTracker& getWritableRefTracker() { return mRefTrackerLocked ? mRefTrackerNew : mRefTracker; }
std::mutex mSizeCacheMutex;
typedef std::map<ESM::RefNum, float> SizeCache;
SizeCache mSizeCache;
};
class RefnumMarker : public osg::Object
{
public:
RefnumMarker() : mNumVertices(0) { mRefnum.unset(); }
RefnumMarker(const RefnumMarker &copy, osg::CopyOp co) : mRefnum(copy.mRefnum), mNumVertices(copy.mNumVertices) {}
META_Object(MWRender, RefnumMarker)
ESM::RefNum mRefnum;
unsigned int mNumVertices;
};
}
#endif