metaforce/Runtime/Weapon/CGunWeapon.hpp

#pragma once

#include "RetroTypes.hpp"
#include "CWeaponMgr.hpp"
#include "Collision/CMaterialList.hpp"
#include "zeus/CVector3f.hpp"
#include "CPlayerState.hpp"
#include "Character/CAnimCharacterSet.hpp"
#include "Particle/CElementGen.hpp"
#include "CToken.hpp"
#include "CStateManager.hpp"
#include "CGunController.hpp"
#include "WeaponCommon.hpp"
#include "CGunMotion.hpp"
#include "World/CDamageInfo.hpp"

namespace urde
{

class CActorLights;
struct CModelFlags;
class CWeaponDescription;

enum class EChargeState
{
    Normal,
    Charged
};

using SWeaponInfo = DataSpec::SWeaponInfo;
using SShotParam = DataSpec::SShotParam;
using SChargedShotParam = DataSpec::SChargedShotParam;

class CVelocityInfo
{
    friend class CGunWeapon;
    rstl::reserved_vector<zeus::CVector3f, 2> x0_vel;
    rstl::reserved_vector<bool, 2> x1c_targetHoming;
    rstl::reserved_vector<float, 2> x24_trat;
public:
    const zeus::CVector3f& GetVelocity(int i) const { return x0_vel[i]; }
    bool GetTargetHoming(int i) const { return x1c_targetHoming[i]; }
    void Clear()
    {
        x0_vel.clear();
        x1c_targetHoming.clear();
        x24_trat.clear();
    }
};

class CGunWeapon
{
public:
    enum class ESecondaryFxType
    {
        None,
        Charge,
        ToCombo,
        CancelCharge
    };
    enum class EFrozenFxType
    {
        None,
        Frozen,
        Thawed
    };
protected:
    static const s32 skShootAnim[2];
    zeus::CVector3f x4_scale;
    std::experimental::optional<CModelData> x10_solidModelData;
    std::experimental::optional<CModelData> x60_holoModelData;
    std::experimental::optional<CModelData> xb0_suitArmModelData;
    std::unique_ptr<CGunController> x100_gunController;
    TToken<CAnimCharacterSet> x104_gunCharacter;
    std::vector<CToken> x10c_anims;
    std::vector<CToken> x12c_deps;
    TToken<CAnimCharacterSet> x13c_armCharacter;
    rstl::reserved_vector<TCachedToken<CWeaponDescription>, 2> x144_weapons;
    TCachedToken<CGenDescription> x160_xferEffect;
    rstl::reserved_vector<TCachedToken<CGenDescription>, 2> x16c_muzzleEffects;
    rstl::reserved_vector<TCachedToken<CGenDescription>, 2> x188_frozenEffects;
    rstl::reserved_vector<std::unique_ptr<CElementGen>, 2> x1a4_muzzleGenerators;
    std::unique_ptr<CElementGen> x1b8_frozenGenerator;
    CRainSplashGenerator* x1bc_rainSplashGenerator = nullptr;
    EWeaponType x1c0_weaponType;
    TUniqueId x1c4_playerId;
    EMaterialTypes x1c8_playerMaterial;
    ESecondaryFxType x1cc_enabledSecondaryEffect = ESecondaryFxType::None;
    CVelocityInfo x1d0_velInfo;
    CPlayerState::EBeamId x200_beamId;
    EFrozenFxType x204_frozenEffect = EFrozenFxType::None;
    u32 x208_muzzleEffectIdx = 0;
    u32 x20c_shaderIdx;
    // 0x1: load request, 0x2: muzzle fx, 0x4: projectile data, 0x8: anims, 0x10: everything else
    u32 x210_loadFlags = 0;
    CAssetId x214_ancsId;
    union
    {
        struct
        {
            bool x218_24 : 1;
            bool x218_25_enableCharge : 1;
            bool x218_26_loaded : 1;
            // Initialize in selected beam's pose, rather than power beam's pose
            bool x218_27_subtypeBasePose : 1;
            bool x218_28_suitArmLocked : 1;
            bool x218_29_drawHologram : 1;
        };
        u32 _dummy = 0;
    };

    void AllocResPools(CPlayerState::EBeamId beam);
    void FreeResPools();
    void FillTokenVector(const std::vector<SObjectTag>& tags, std::vector<CToken>& objects);
    void BuildDependencyList(CPlayerState::EBeamId beam);
    void LoadSuitArm(CStateManager& mgr);
    void LoadGunModels(CStateManager& mgr);
    void LoadAnimations();
    bool IsAnimsLoaded() const;
    void LoadMuzzleFx(float dt);
    void LoadProjectileData(CStateManager& mgr);
    void LoadFxIdle(float dt, CStateManager& mgr);
    void LockTokens(CStateManager& mgr);
    void UnlockTokens();

    static void PointGenerator(void* ctx, const std::vector<std::pair<zeus::CVector3f, zeus::CVector3f>>& vn);

public:
    CGunWeapon(CAssetId ancsId, EWeaponType type, TUniqueId playerId, EMaterialTypes playerMaterial,
               const zeus::CVector3f& scale);
    void AsyncLoadSuitArm(CStateManager& mgr);
    virtual void Reset(CStateManager& mgr);
    virtual void PlayAnim(NWeaponTypes::EGunAnimType type, bool loop);
    virtual void PreRenderGunFx(const CStateManager& mgr, const zeus::CTransform& xf);
    virtual void PostRenderGunFx(const CStateManager& mgr, const zeus::CTransform& xf);
    virtual void UpdateGunFx(bool shotSmoke, float dt, const CStateManager& mgr, const zeus::CTransform& xf);
    virtual void Fire(bool underwater, float dt, EChargeState chargeState, const zeus::CTransform& xf,
                      CStateManager& mgr, TUniqueId homingTarget, float chargeFactor1, float chargeFactor2);
    virtual void EnableFx(bool enable);
    virtual void EnableSecondaryFx(ESecondaryFxType type);
    void EnableFrozenEffect(EFrozenFxType type);
    void ActivateCharge(bool enable, bool resetEffect);
    void Touch(const CStateManager& mgr);
    void TouchHolo(const CStateManager& mgr);
    virtual void Draw(bool drawSuitArm, const CStateManager& mgr, const zeus::CTransform& xf,
                      const CModelFlags& flags, const CActorLights* lights) const;
    virtual void DrawMuzzleFx(const CStateManager& mgr) const;
    virtual void Update(float dt, CStateManager& mgr);
    virtual void Load(CStateManager& mgr, bool subtypeBasePose);
    virtual void Unload(CStateManager& mgr);
    virtual bool IsLoaded() const;
    void DrawHologram(const CStateManager& mgr, const zeus::CTransform& xf, const CModelFlags& flags) const;
    void UpdateMuzzleFx(float dt, const zeus::CVector3f& scale, const zeus::CVector3f& pos, bool emitting);
    const CVelocityInfo& GetVelocityInfo() const { return x1d0_velInfo; }
    void SetRainSplashGenerator(CRainSplashGenerator* g) { x1bc_rainSplashGenerator = g; }
    CElementGen* GetChargeMuzzleFx() const { return x1a4_muzzleGenerators[1].get(); }
    const TToken<CGenDescription>& GetComboXferDescr() const { return x160_xferEffect; }
    void ReturnToDefault(CStateManager& mgr);
    bool PlayPasAnim(SamusGun::EAnimationState state, CStateManager& mgr, float angle);
    void UnLoadFidget();
    bool IsFidgetLoaded() const;
    void AsyncLoadFidget(CStateManager& mgr, SamusGun::EFidgetType type, s32 animSet);
    void EnterFidget(CStateManager& mgr, SamusGun::EFidgetType type, s32 parm2);
    bool HasSolidModelData() const { return x10_solidModelData.operator bool(); }
    CModelData& GetSolidModelData() { return *x10_solidModelData; }
    const SWeaponInfo& GetWeaponInfo() const;
    CDamageInfo GetDamageInfo(CStateManager& mgr, EChargeState chargeState, float chargeFactor) const;
    EWeaponType GetWeaponType() const { return x1c0_weaponType; }
    zeus::CAABox GetBounds() const;
    zeus::CAABox GetBounds(const zeus::CTransform& xf) const;
    bool ComboFireOver() const { return x100_gunController->IsComboOver(); }
    bool IsChargeAnimOver() const;
    void SetDrawHologram(bool d) { x218_29_drawHologram = d; }
    void EnableCharge(bool c) { x218_25_enableCharge = c; }

    static CDamageInfo GetShotDamageInfo(const SShotParam& shotParam, CStateManager& mgr);
};
}