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63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
#ifndef OPENMW_COMPONENTS_DETOURNAVIGATOR_MAKENAVMESH_H
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#define OPENMW_COMPONENTS_DETOURNAVIGATOR_MAKENAVMESH_H
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#include "offmeshconnectionsmanager.hpp"
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#include "settings.hpp"
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#include "navmeshcacheitem.hpp"
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#include "tileposition.hpp"
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#include "tilebounds.hpp"
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#include "sharednavmesh.hpp"
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#include "navmeshtilescache.hpp"
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#include <osg/Vec3f>
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#include <memory>
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class dtNavMesh;
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namespace DetourNavigator
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{
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class RecastMesh;
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struct Settings;
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enum class UpdateNavMeshStatus : unsigned
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{
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ignored = 0,
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removed = 1 << 0,
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added = 1 << 1,
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replaced = removed | added,
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failed = 1 << 2,
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lost = removed | failed,
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};
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inline bool isSuccess(UpdateNavMeshStatus value)
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{
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return (static_cast<unsigned>(value) & static_cast<unsigned>(UpdateNavMeshStatus::failed)) == 0;
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}
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inline float getLength(const osg::Vec2i& value)
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{
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return std::sqrt(float(osg::square(value.x()) + osg::square(value.y())));
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}
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inline float getDistance(const TilePosition& lhs, const TilePosition& rhs)
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{
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return getLength(lhs - rhs);
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}
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inline bool shouldAddTile(const TilePosition& changedTile, const TilePosition& playerTile, int maxTiles)
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{
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const auto expectedTilesCount = std::ceil(osg::PI * osg::square(getDistance(changedTile, playerTile)));
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return expectedTilesCount <= maxTiles;
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}
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NavMeshPtr makeEmptyNavMesh(const Settings& settings);
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UpdateNavMeshStatus updateNavMesh(const osg::Vec3f& agentHalfExtents, const RecastMesh* recastMesh,
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const TilePosition& changedTile, const TilePosition& playerTile,
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const std::vector<OffMeshConnection>& offMeshConnections, const Settings& settings,
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const SharedNavMeshCacheItem& navMeshCacheItem, NavMeshTilesCache& navMeshTilesCache);
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}
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#endif
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