PathFinder.h

#pragma once
 
#include "mc/_HeaderOutputPredefine.h"
 
// auto generated inclusion list
#include "mc/world/level/BlockPos.h"
#include "mc/world/level/CachedChunkBlockSource.h"
#include "mc/world/level/block/BlockProperty.h"
#include "mc/world/level/pathfinder/BinaryHeap.h"
#include "mc/world/level/pathfinder/CanClimbIntoNode.h"
#include "mc/world/level/pathfinder/CanJumpIntoNode.h"
#include "mc/world/level/pathfinder/NodeType.h"
#include "mc/world/level/pathfinder/PathCompletionType.h"
 
// auto generated forward declare list
// clang-format off
class AABB;
class Actor;
class Block;
class BlockSource;
class BreakBlocksComponent;
class IPathBlockSource;
class NavigationComponent;
class Path;
class PathfinderNode;
class Vec3;
struct ActorPathingData;
struct ActorUniqueID;
struct PreferredPathDescription;
// clang-format on
 
class PathFinder {
public:
    // PathFinder inner types define
    enum class ExtractionPurpose : uchar {
        Pathing = 0,
        IsFree  = 1,
    };
 
    enum class NeighborDiagonalType : int {
        Default = 0,
        Liquid  = 1,
    };
 
public:
    // member variables
    // NOLINTBEGIN
    ::ll::TypedStorage<8, 48, ::CachedChunkBlockSource>                           mRegion;
    ::ll::TypedStorage<8, 32, ::BinaryHeap>                                       mOpenSet;
    ::ll::TypedStorage<8, 64, ::std::unordered_map<::BlockPos, ::PathfinderNode>> mNodes;
    ::ll::TypedStorage<8, 256, ::std::array<::PathfinderNode*, 32>>               mNeighbors;
    bool                                                                          mCanPassDoors      : 1;
    bool                                                                          mCanOpenDoors      : 1;
    bool                                                                          mCanOpenIronDoors  : 1;
    bool                                                                          mAvoidWater        : 1;
    bool                                                                          mAvoidDamageBlocks : 1;
    bool                                                                          mCanFloat          : 1;
    bool                                                                          mCanPathOverLava   : 1;
    bool                                                                          mCanWalkInLava     : 1;
    bool                                                                          mIsAmphibious      : 1;
    bool                                                                          mAvoidPortals      : 1;
    bool                                                                          mCanBreach         : 1;
    bool                                                                          mCanJump           : 1;
    // NOLINTEND
 
public:
    // prevent constructor by default
    PathFinder();
 
public:
    // member functions
    // NOLINTBEGIN
    MCNAPI PathFinder(::BlockSource& region, ::NavigationComponent const& navigation);
 
    MCNAPI bool _checkBlockAndNeighborsProperty(
        ::ActorPathingData const&                                data,
        ::BlockPos const&                                        pos,
        ::Block const&                                           block,
        ::BlockProperty                                          testProperty,
        int                                                      radius,
        ::BreakBlocksComponent const*                            breakBlocksComponent,
        ::std::function<bool(::Block const&, ::BlockPos const&)> extraCondition
    );
 
    MCNAPI ::NodeType _classifyDoorNode(
        ::ActorPathingData const& data,
        ::Block const&            testBlock,
        ::BlockPos const&         testPos,
        ::BlockPos const&         lastPathPos
    );
 
    MCNAPI ::NodeType _classifyNode(
        ::ActorPathingData const& data,
        ::BlockPos const&         lastPathPos,
        ::Block const&            testBlock,
        ::BlockPos const&         testPos,
        ::CanJumpIntoNode         jumpIntoNode,
        ::CanClimbIntoNode        climbIntoNode
    );
 
    MCNAPI bool
    _findNearestPathableNeighbor(::BlockPos& outPos, ::ActorPathingData const& data, ::BlockPos const& testPos);
 
    MCNAPI ::std::unique_ptr<::Path>
    _findPath(::ActorPathingData const& actorData, float xt, float yt, float zt, float maxDist);
 
    MCNAPI ::std::unique_ptr<::Path> _findPath(
        ::ActorPathingData const& data,
        ::PathfinderNode*         from,
        ::PathfinderNode*         to,
        ::PathfinderNode const&   size,
        float                     maxDist
    );
 
    MCNAPI ::AABB _getAABBForHeightComputation(::BlockPos const& pos, ::Block const& block) const;
 
    MCNAPI float _getHeightAboveBlock(::BlockPos const& blockPos, float mobHeight) const;
 
    MCNAPI float _getHeightBelowBlock(::BlockPos const& blockPos, float mobHeight) const;
 
    MCNAPI ::std::optional<::BlockPos> _getHighestReachablePosByJumping(
        ::BlockPos const& originalTargetPos,
        float             maxReachableHeight,
        ::BlockPos const& actorSize
    ) const;
 
    MCNAPI int _getNeighbors(
        ::ActorPathingData const& data,
        ::PathfinderNode&         pos,
        ::PathfinderNode const&   size,
        ::PathfinderNode const&   target,
        uint                      maxDistSqr,
        ::std::bitset<18> const&  validPositions
    );
 
    MCNAPI ::PathfinderNode* _getNode(::BlockPos const& pos, ::NodeType nodeType);
 
    MCNAPI ::PathfinderNode* _getNode(
        ::ActorPathingData const& data,
        ::BlockPos const&         fromPos,
        ::BlockPos const&         blockPos,
        ::PathfinderNode const&   size,
        float                     jumpHeight,
        ::CanClimbIntoNode        climbIntoNode
    );
 
    MCNAPI ::std::optional<::NodeType> _getPartialBlockNodeType(
        ::BlockPos const&         currentBlockPos,
        ::BlockPos const&         lastBlockPos,
        ::ActorPathingData const& data
    );
 
    MCNAPI float _getPathfindingMalus(::ActorPathingData const& data, ::NodeType nodeType, ::BlockPos const& blockPos);
 
    MCNAPI ::PathfinderNode* _getUnderneathSupportedNode(
        ::PathfinderNode*         node,
        ::ActorPathingData const& data,
        ::BlockPos const&         fromPos,
        ::PathfinderNode const&   size,
        ::CanClimbIntoNode        climbIntoNode
    );
 
    MCNAPI ::PathfinderNode*
    _getWaterNode(::ActorPathingData const& data, ::BlockPos const& lastPos, ::BlockPos const& blockPos);
 
    MCNAPI bool _isBlockWater(::BlockPos const& pos) const;
 
    MCNAPI ::NodeType _isFreeStartNode(
        ::ActorPathingData const& data,
        ::AABB const&             entityAABB,
        ::BlockPos const&         testPos,
        ::BlockPos const&         size
    );
 
    MCNAPI ::NodeType
    _isFreeWaterNode(::ActorPathingData const& data, ::BlockPos const& lastPos, ::BlockPos const& blockPos);
 
    MCNAPI bool _isNeighborPotentiallyValid(
        ::PathfinderNode const& node,
        ::PathfinderNode const& target,
        ::BlockPos const&       offset,
        uint                    maxDistSqr
    );
 
    MCNAPI ::std::unique_ptr<::Path>
    _reconstructPath(::PathfinderNode* to, ::PathCompletionType completionType, ::ActorUniqueID);
 
    MCNAPI ::std::unique_ptr<::Path> findPath(::Actor& from, ::Actor const& to, float maxDist);
 
    MCNAPI ::std::unique_ptr<::Path> findPath(::Actor& from, int x, int y, int z, float maxDist);
 
    MCNAPI ::NodeType isFree(
        ::Actor&           actor,
        ::BlockPos const&  fromPos,
        ::BlockPos const&  testPos,
        ::BlockPos const&  size,
        ::CanJumpIntoNode  jumpIntoNode,
        ::CanClimbIntoNode climbIntoNode
    );
 
    MCNAPI ::NodeType isFree(
        ::ActorPathingData const& data,
        ::BlockPos const&         lastPathPos,
        ::BlockPos const&         testPos,
        ::BlockPos const&         size,
        ::CanJumpIntoNode         jumpIntoNode,
        ::CanClimbIntoNode        climbIntoNode
    );
 
    MCNAPI ~PathFinder();
    // NOLINTEND
 
public:
    // static functions
    // NOLINTBEGIN
    MCNAPI static float _calculateMoveCost(
        ::ActorPathingData const& data,
        ::PathfinderNode&         start,
        ::BlockPos const&         fromPos,
        ::CachedChunkBlockSource& region
    );
 
    MCNAPI static ::BlockPos _getStartPositionFlyingActor(
        ::IPathBlockSource const& pathBlockSource,
        ::BlockPos                originalStartPos,
        bool                      canFloat,
        bool                      canPathOverLava,
        float                     yFeetPosition
    );
 
    MCNAPI static ::ActorPathingData extractPathingData(
        ::Actor&                        mutableActor,
        ::PathFinder::ExtractionPurpose purpose,
        ::std::optional<::Vec3>         targetPos
    );
    // NOLINTEND
 
public:
    // static variables
    // NOLINTBEGIN
    MCNAPI static ::PreferredPathDescription const& DEFAULT_DESC();
    // NOLINTEND
 
public:
    // constructor thunks
    // NOLINTBEGIN
    MCNAPI void* $ctor(::BlockSource& region, ::NavigationComponent const& navigation);
    // NOLINTEND
 
public:
    // destructor thunk
    // NOLINTBEGIN
    MCNAPI void $dtor();
    // NOLINTEND
};