metaforce/Runtime/World/CWallWalker.hpp

#pragma once

#include "CPatterned.hpp"
#include "Collision/CCollisionSurface.hpp"
#include "Collision/CCollidableSphere.hpp"

namespace urde
{
class CWallWalker : public CPatterned
{
public:
    enum class EWalkerType
    {
        Parasite = 0,
        Oculus = 1,
        Geemer = 2,
        IceZoomer = 3,
        Seedling = 4
    };
protected:
    CCollisionSurface x568_alignNormal = CCollisionSurface(zeus::CVector3f(),
        zeus::CVector3f::skForward,
        zeus::CVector3f::skRight, -1);
    CCollidableSphere x590_colSphere;
    float x5b0_collisionCloseMargin;
    float x5b4_alignAngVel;
    float x5b8_tumbleAngle = 0.f;
    float x5bc_patrolPauseRemTime = 0.f;
    float x5c0_advanceWpRadius;
    float x5c4_playerObstructionMinDist;
    float x5c8_bendingHackWeight = 0.f;
    s32 x5cc_bendingHackAnim;
    EWalkerType x5d0_walkerType;
    s16 x5d4_thinkCounter = 0;
    bool x5d6_24_alignToFloor : 1;
    bool x5d6_25_hasAlignSurface : 1;
    bool x5d6_26_playerObstructed : 1;
    bool x5d6_27_disableMove : 1;
    bool x5d6_28_addBendingWeight : 1;
    bool x5d6_29_applyBendingHack : 1;
    static zeus::CVector3f ProjectVectorToPlane(const zeus::CVector3f& pt, const zeus::CVector3f& plane)
    {
        return pt - plane * pt.dot(plane);
    }
    static zeus::CVector3f ProjectPointToPlane(const zeus::CVector3f& p0, const zeus::CVector3f& p1,
                                               const zeus::CVector3f& plane)
    {
        return p0 - (p0 - p1).dot(plane) * plane;
    }
    void OrientToSurfaceNormal(const zeus::CVector3f& normal, float clampAngle);
    static bool PointOnSurface(const CCollisionSurface& surf, const zeus::CVector3f& point);
    void AlignToFloor(CStateManager&, float, const zeus::CVector3f&, float);
    void GotoNextWaypoint(CStateManager& mgr);
public:
    CWallWalker(ECharacter chr, TUniqueId uid, std::string_view name, EFlavorType flavType,
                const CEntityInfo& eInfo, const zeus::CTransform& xf,
                CModelData&& mData, const CPatternedInfo& pInfo, EMovementType mType,
                EColliderType colType, EBodyType bType, const CActorParameters& aParms,
                float collisionCloseMargin, float alignAngVel, EKnockBackVariant kbVariant,
                float advanceWpRadius, EWalkerType wType, float playerObstructionMinDist, bool disableMove);

    void PreThink(float, CStateManager&);
    void Think(float, CStateManager&);
    void Render(const CStateManager&) const;
    const CCollisionPrimitive* GetCollisionPrimitive() const { return &x590_colSphere; }
    void UpdateWPDestination(CStateManager&);
};
}