metaforce/Runtime/Weapon/CPhazonBeam.cpp

#include "Runtime/Weapon/CPhazonBeam.hpp"

#include <array>

#include "Runtime/CSimplePool.hpp"
#include "Runtime/GameGlobalObjects.hpp"
#include "Runtime/Graphics/CBooRenderer.hpp"
#include "Runtime/Weapon/CProjectileWeapon.hpp"
#include "Runtime/World/CPlayer.hpp"
#include "Runtime/World/CWorld.hpp"

namespace urde {

CPhazonBeam::CPhazonBeam(CAssetId characterId, EWeaponType type, TUniqueId playerId, EMaterialTypes playerMaterial,
                         const zeus::CVector3f& scale)
: CGunWeapon(characterId, type, playerId, playerMaterial, scale)
, x238_aaBoxScale(zeus::CVector3f(-0.14664599f, 0.f, -0.14909725f) * scale.y(),
                  zeus::CVector3f(0.14664599f, 0.64619601f, 0.14909725f) * scale.y())
, x250_aaBoxTranslate(zeus::CVector3f(-0.0625f, 0.f, -0.09375f) * scale.y(),
                      zeus::CVector3f(0.0625f, -0.25f, 0.09375f) * scale.y()) {
  x21c_phazonVeins = g_SimplePool->GetObj("PhazonVeins");
  x228_phazon2nd1 = g_SimplePool->GetObj("Phazon2nd_1");
  x274_24_loaded = false;
  x274_25_clipWipeActive = true;
  x274_26_veinsAlphaActive = false;
  x274_27_phazonVeinsIdx = false;
  m_aaboxShaderScale.setAABB(x238_aaBoxScale);
  m_aaboxShaderTranslate.setAABB(x250_aaBoxTranslate);
}

void CPhazonBeam::AcceptScriptMsg(EScriptObjectMessage msg, TUniqueId sender, CStateManager& mgr) {
  TAreaId aid = mgr.GetPlayer().GetAreaIdAlways();
  if (msg == EScriptObjectMessage::Deleted && aid != kInvalidAreaId)
    mgr.GetWorld()->GetArea(aid)->SetWeaponWorldLighting(4.f, 1.f);
}

void CPhazonBeam::StopBeam(CStateManager& mgr, bool b1) {
  if (x234_chargeFxGen)
    x234_chargeFxGen->SetParticleEmission(false);
}

void CPhazonBeam::UpdateBeam(float dt, const zeus::CTransform& targetXf, const zeus::CVector3f& localBeamPos,
                             CStateManager& mgr) {
  if (x234_chargeFxGen)
    x234_chargeFxGen->SetParticleEmission(IsFiring());
  CGunWeapon::UpdateMuzzleFx(dt, x4_scale, localBeamPos, IsFiring());
}

void CPhazonBeam::CreateBeam(CStateManager& mgr) {
  x234_chargeFxGen = std::make_unique<CElementGen>(x228_phazon2nd1);
  if (x234_chargeFxGen) {
    x234_chargeFxGen->SetGlobalScale(x4_scale);
    x234_chargeFxGen->SetParticleEmission(false);
  }
}

void CPhazonBeam::PreRenderGunFx(const CStateManager& mgr, const zeus::CTransform& xf) {
  if (IsFiring()) {
    zeus::CTransform backupView = CGraphics::g_ViewMatrix;
    CGraphics::SetViewPointMatrix(xf.inverse() * backupView);
    CGraphics::SetModelMatrix(zeus::CTransform());
    CGunWeapon::DrawMuzzleFx(mgr);
    CGraphics::SetViewPointMatrix(backupView);
  }
}

void CPhazonBeam::PostRenderGunFx(const CStateManager& mgr, const zeus::CTransform& xf) {
  if (x234_chargeFxGen)
    x234_chargeFxGen->Render();
  CGunWeapon::PostRenderGunFx(mgr, xf);
}

void CPhazonBeam::UpdateGunFx(bool shotSmoke, float dt, const CStateManager& mgr, const zeus::CTransform& xf) {
  if (x234_chargeFxGen) {
    x234_chargeFxGen->SetGlobalOrientAndTrans(xf);
    x234_chargeFxGen->Update(dt);
  }

  CGunWeapon::UpdateGunFx(shotSmoke, dt, mgr, xf);
}

void CPhazonBeam::Fire(bool underwater, float dt, EChargeState chargeState, const zeus::CTransform& xf,
                       CStateManager& mgr, TUniqueId homingTarget, float chargeFactor1, float chargeFactor2) {
  if (chargeState == EChargeState::Normal) {
    ActivateCharge(false, false);
    int count = x278_fireTime > 1.f / 3.f ? 5 : 2;
    int seedOffset = 0;
    for (int i = 0; i < count; ++i, seedOffset += 1000) {
      CProjectileWeapon::SetGlobalSeed(u16(mgr.GetUpdateFrameIndex() + seedOffset));
      CGunWeapon::Fire(underwater, dt, chargeState, xf, mgr, homingTarget, chargeFactor1, chargeFactor2);
      CProjectileWeapon::SetGlobalSeed(u16(mgr.GetUpdateFrameIndex()));
    }
    x278_fireTime = 0.f;
  } else {
    CGunWeapon::Fire(underwater, dt, chargeState, xf, mgr, homingTarget, chargeFactor1, chargeFactor2);
  }

  static constexpr std::array<u16, 2> soundId{SFXwpn_fire_phazon_normal, SFXwpn_fire_power_charged};
  NWeaponTypes::play_sfx(soundId[size_t(chargeState)], underwater, false, 0.165f);
}

void CPhazonBeam::Update(float dt, CStateManager& mgr) {
  CGunWeapon::Update(dt, mgr);
  x278_fireTime += dt;
  TAreaId aid = mgr.GetPlayer().GetAreaIdAlways();
  if (aid != kInvalidAreaId) {
    CGameArea* area = mgr.GetWorld()->GetArea(aid);
    if (x278_fireTime > 1.f / 6.f)
      area->SetWeaponWorldLighting(4.f, 1.f);
    else
      area->SetWeaponWorldLighting(4.f, 0.9f);
  }

  if (!IsLoaded()) {
    if (CGunWeapon::IsLoaded() && !x274_24_loaded) {
      x274_24_loaded = x228_phazon2nd1.IsLoaded() && x21c_phazonVeins.IsLoaded();
      if (x274_24_loaded) {
        CreateBeam(mgr);
        x224_phazonVeinsData = std::make_unique<CModelData>(CStaticRes(
            NWeaponTypes::get_asset_id_from_name(x274_27_phazonVeinsIdx ? "PhazonVeins_2" : "PhazonVeins"), x4_scale));
        x21c_phazonVeins.Unlock();
        x274_25_clipWipeActive = true;
      }
    }
  }

  if (x274_25_clipWipeActive) {
    x268_clipWipeScale += 0.75f * dt;
    if (x268_clipWipeScale > 1.f)
      x268_clipWipeScale = 1.f;
    if (x268_clipWipeScale > 0.4f) {
      if (x26c_clipWipeTranslate < 0.5f)
        x26c_clipWipeTranslate += 0.75f * dt;
      else
        x274_25_clipWipeActive = false;
    }
  } else if (x274_26_veinsAlphaActive) {
    x270_indirectAlpha = x10_solidModelData->GetLocatorTransform("phazonScale_LCTR_SDK").origin.y();
  }
}

void CPhazonBeam::Load(CStateManager& mgr, bool subtypeBasePose) {
  CGunWeapon::Load(mgr, subtypeBasePose);
  x228_phazon2nd1.Lock();
  x274_27_phazonVeinsIdx = (mgr.GetActiveRandom()->Next() & 0x2) != 0;
  x21c_phazonVeins = g_SimplePool->GetObj(x274_27_phazonVeinsIdx ? "PhazonVeins_2" : "PhazonVeins");
  x21c_phazonVeins.Lock();
}

void CPhazonBeam::ReInitVariables() {
  x268_clipWipeScale = 0.f;
  x26c_clipWipeTranslate = 0.f;
  x270_indirectAlpha = 1.f;
  x234_chargeFxGen.reset();
  x224_phazonVeinsData.reset();
  x274_24_loaded = false;
  x274_25_clipWipeActive = true;
  x274_26_veinsAlphaActive = false;
  x1cc_enabledSecondaryEffect = ESecondaryFxType::None;
}

void CPhazonBeam::Unload(CStateManager& mgr) {
  CGunWeapon::Unload(mgr);
  x228_phazon2nd1.Unlock();
  x21c_phazonVeins.Unlock();
  ReInitVariables();
}

bool CPhazonBeam::IsLoaded() const { return CGunWeapon::IsLoaded() && x274_24_loaded; }

void CPhazonBeam::DrawClipScaleCube() {
  // Render AABB as completely transparent object, only modifying Z-buffer
  m_aaboxShaderScale.draw(zeus::skClear);
}

void CPhazonBeam::DrawClipTranslateCube() {
  // Render AABB as completely transparent object, only modifying Z-buffer
  m_aaboxShaderTranslate.draw(zeus::skClear);
}

void CPhazonBeam::Draw(bool drawSuitArm, const CStateManager& mgr, const zeus::CTransform& xf, const CModelFlags& flags,
                       const CActorLights* lights) {
  CPlayerState::EPlayerVisor visor = mgr.GetPlayerState()->GetActiveVisor(mgr);
  bool drawIndirect = visor == CPlayerState::EPlayerVisor::Combat || visor == CPlayerState::EPlayerVisor::Scan;

  if (drawIndirect) {
    CGraphics::ResolveSpareTexture(g_Viewport);
    CModelFlags tmpFlags = flags;
    tmpFlags.m_extendedShader = EExtendedShader::SolidColorBackfaceCullLEqualAlphaOnly;
    CGunWeapon::Draw(drawSuitArm, mgr, xf, tmpFlags, lights);
  }

  CGunWeapon::Draw(drawSuitArm, mgr, xf, flags, lights);

  if (drawIndirect) {
    g_Renderer->DrawPhazonSuitIndirectEffect(zeus::CColor(0.3f * x270_indirectAlpha, 0.6f * x270_indirectAlpha,
                                                          x270_indirectAlpha, 0.5f * x270_indirectAlpha),
                                             {}, zeus::skWhite, 1.f, 0.f, 0.f, 0.f);
  }

  if (x224_phazonVeinsData) {
    zeus::CTransform modelXf = xf * x10_solidModelData->GetScaledLocatorTransform("elbow");
    if (x274_25_clipWipeActive) {
      CGraphics::SetModelMatrix(modelXf * zeus::CTransform::Scale(1.f - x268_clipWipeScale));
      DrawClipScaleCube();
      CGraphics::SetModelMatrix(modelXf * zeus::CTransform::Translate(0.f, x26c_clipWipeTranslate, 0.f));
      DrawClipTranslateCube();
    }
    if (x274_26_veinsAlphaActive) {
      CModelFlags useFlags(5, 0, 3, zeus::CColor(1.f, 0.5f * x270_indirectAlpha));
      x224_phazonVeinsData->Render(mgr, xf, lights, useFlags);
    } else {
      x224_phazonVeinsData->Render(mgr, xf, lights, flags);
    }
  }
}

void CPhazonBeam::DrawMuzzleFx(const CStateManager& mgr) const {
  if (IsFiring())
    CGunWeapon::DrawMuzzleFx(mgr);
}

} // namespace urde