metaforce/Runtime/Weapon/CBomb.cpp

#include "CBomb.hpp"
#include "Particle/CElementGen.hpp"
#include "World/CPlayer.hpp"
#include "World/CMorphBall.hpp"
#include "GameGlobalObjects.hpp"
#include "Graphics/CBooRenderer.hpp"
#include "World/CGameLight.hpp"
#include "TCastTo.hpp"
#include "DataSpec/DNAMP1/SFX/Weapons.h"

namespace urde
{

CBomb::CBomb(const TCachedToken<CGenDescription>& particle1, const TCachedToken<CGenDescription>& particle2,
             TUniqueId uid, TAreaId aid, TUniqueId playerId, float f1,
             const zeus::CTransform& xf, const CDamageInfo& dInfo)
: CWeapon(uid, aid, true, playerId, EWeaponType::Bomb, "Bomb", xf,
          CMaterialFilter::MakeIncludeExclude({EMaterialTypes::Solid, EMaterialTypes::Trigger,
                                               EMaterialTypes::NonSolidDamageable},
                                              {EMaterialTypes::Projectile, EMaterialTypes::Bomb}),
          {EMaterialTypes::Projectile, EMaterialTypes::Bomb}, dInfo, EProjectileAttrib::Bombs,
          CModelData::CModelDataNull())
, x17c_fuseTime(f1)
, x180_particle1(new CElementGen(particle1, CElementGen::EModelOrientationType::Normal,
                                 CElementGen::EOptionalSystemFlags::One))
, x184_particle2(new CElementGen(particle2, CElementGen::EModelOrientationType::Normal,
                                 CElementGen::EOptionalSystemFlags::One))
, x18c_(particle2.GetObj())
, x190_24_isNotDetonated(true)
, x190_25_(false)
, x190_26_disableFuse(false)
{
    x180_particle1->SetGlobalTranslation(xf.origin);
    x184_particle2->SetGlobalTranslation(xf.origin);
}

void CBomb::Accept(urde::IVisitor& visitor)
{
    visitor.Visit(this);
}

void CBomb::AcceptScriptMsg(EScriptObjectMessage msg, TUniqueId uid, CStateManager& mgr)
{
    if (msg == EScriptObjectMessage::Registered)
    {

        x188_lightId = mgr.AllocateUniqueId();
        CGameLight* gameLight = new CGameLight(x188_lightId, GetAreaIdAlways(), false,
            std::string("Bomb_PLight") + GetName().data(), GetTransform(), GetUniqueId(),
                                               x184_particle2->GetLight(), reinterpret_cast<size_t>(x18c_), 1, 0.f);
        mgr.AddObject(gameLight);
        mgr.AddWeaponId(xec_ownerId, xf0_weaponType);
        CSfxManager::AddEmitter(SFXwpn_bomb_drop, GetTranslation(), {}, true, false, 0x7f, -1);
        mgr.InformListeners(GetTranslation(), EListenNoiseType::BombExplode);
        return;
    }
    else if (msg == EScriptObjectMessage::Deleted)
    {
        if (x188_lightId != kInvalidUniqueId)
            mgr.FreeScriptObject(x188_lightId);

        if (x190_24_isNotDetonated)
            mgr.RemoveWeaponId(xec_ownerId, xf0_weaponType);

        return;
    }

    CActor::AcceptScriptMsg(msg, uid, mgr);
}

static CMaterialFilter kSolidFilter = CMaterialFilter::MakeIncludeExclude({EMaterialTypes::Solid},
                                                                          {EMaterialTypes::Character, EMaterialTypes::Player,
                                                                           EMaterialTypes::ProjectilePassthrough});
void CBomb::Think(float dt, urde::CStateManager& mgr)
{
    CWeapon::Think(dt, mgr);

    if (x190_24_isNotDetonated)
    {
        if (x17c_fuseTime <= 0.f)
        {
            Explode(GetTranslation(), mgr);
            if (TCastToPtr<CGameLight> light = mgr.ObjectById(x188_lightId))
                light->SetActive(true);
        }

        if (x17c_fuseTime > 0.5f)
            x180_particle1->Update(dt);
        else
            UpdateLight(dt, mgr);

        if (!x190_26_disableFuse)
            x17c_fuseTime -= dt;
    }
    else
    {
        UpdateLight(dt, mgr);
        if (x184_particle2->IsSystemDeletable())
            mgr.FreeScriptObject(GetUniqueId());
    }

    if (x190_24_isNotDetonated)
    {

        if (x164_.magSquared() > 0.f)
            x158_ += dt * x164_;

        if (x158_.magSquared() > 0.f)
        {
            x170_prevLocation = GetTranslation();
            CActor::SetTranslation((dt * x158_) + GetTranslation());

            zeus::CVector3f diffVec = (GetTranslation() - x170_prevLocation);
            float diffMag = diffVec.magnitude();
            if (diffMag == 0.f)
                Explode(GetTranslation(), mgr);
            else
            {
                CRayCastResult res = mgr.RayStaticIntersection(x170_prevLocation, (1.f / diffMag) * diffVec, diffMag,
                    kSolidFilter);
                if (res.IsValid())
                    Explode(GetTranslation(), mgr);
            }
        }
    }

    x180_particle1->SetGlobalTranslation(GetTranslation());
    x184_particle2->SetGlobalTranslation(GetTranslation());
}

void CBomb::AddToRenderer(const zeus::CFrustum& frustum, const urde::CStateManager& mgr) const
{
    zeus::CVector3f origin = GetTranslation();
    float ballRadius = mgr.GetPlayer().GetMorphBall()->GetBallRadius();

    zeus::CAABox aabox(origin - (0.9f * ballRadius), origin + (0.9f * ballRadius));
    zeus::CVector3f closestPoint = aabox.closestPointAlongVector(CGraphics::g_ViewMatrix.frontVector());

    if (x190_24_isNotDetonated && x17c_fuseTime > 0.5f)
        g_Renderer->AddParticleGen(*x180_particle1, closestPoint, aabox);
    else
        g_Renderer->AddParticleGen(*x184_particle2, closestPoint, aabox);
}

void CBomb::Touch(CActor&, urde::CStateManager&)
{
#if 0
    x190_24_isNotDetonated; /* wat? */
#endif
}

std::experimental::optional<zeus::CAABox> CBomb::GetTouchBounds() const
{
    float radius = (x190_24_isNotDetonated ? 0.2f : x12c_curDamageInfo.GetRadius());
    float minX = (x170_prevLocation.x() >= GetTranslation().x() ? x170_prevLocation.x() : GetTranslation().x()) - radius;
    float minY = (x170_prevLocation.y() >= GetTranslation().y() ? x170_prevLocation.y() : GetTranslation().y()) - radius;
    float minZ = (x170_prevLocation.z() >= GetTranslation().z() ? x170_prevLocation.z() : GetTranslation().z()) - radius;
    float maxX = (x170_prevLocation.x() >= GetTranslation().x() ? x170_prevLocation.x() : GetTranslation().x()) + radius;
    float maxY = (x170_prevLocation.y() >= GetTranslation().y() ? x170_prevLocation.y() : GetTranslation().y()) + radius;
    float maxZ = (x170_prevLocation.z() >= GetTranslation().z() ? x170_prevLocation.z() : GetTranslation().z()) + radius;

    return {{minX, minY, minZ, maxX, maxY, maxZ}};
}

void CBomb::Explode(const zeus::CVector3f& pos, CStateManager& mgr)
{
    mgr.ApplyDamageToWorld(xec_ownerId, *this, pos, x12c_curDamageInfo, xf8_filter);
    CSfxManager::AddEmitter(SFXwpn_bomb_explo, GetTranslation(), {}, true, false, 0x7f, -1);
    mgr.InformListeners(pos, EListenNoiseType::BombExplode);
    mgr.RemoveWeaponId(xec_ownerId, xf0_weaponType);
    x190_24_isNotDetonated = false;

}
void CBomb::UpdateLight(float dt, CStateManager& mgr)
{
    x184_particle2->Update(dt);
    if (x188_lightId == kInvalidUniqueId)
        return;

    if (TCastToPtr<CGameLight> light = mgr.ObjectById(x188_lightId))
        if (light->GetActive())
            light->SetLight(x184_particle2->GetLight());
}

}