CShockWave: Implement Touch

Runtime/MP1/World/CElitePirate.cpp

@@ -915,9 +915,10 @@ void CElitePirate::CreateGrenadeLauncher(CStateManager& mgr, TUniqueId uid) {
   }
   CModelData mData(CAnimRes(params.GetACSFile(), params.GetCharacter(), GetModelData()->GetScale(),
                             params.GetInitialAnimation(), true));
-  mgr.AddObject(new CGrenadeLauncher(
+  const zeus::CAABox bounds = mData.GetBounds(GetTransform().getRotation());
-      uid, "Grenade Launcher", {GetAreaIdAlways(), CEntity::NullConnectionList}, GetTransform(), std::move(mData),
+  mgr.AddObject(
-      mData.GetBounds(GetTransform().getRotation()), CHealthInfo(x5d8_data.GetLauncherHP(), 10.f), x56c_vulnerability,
+      new CGrenadeLauncher(uid, "Grenade Launcher", {GetAreaIdAlways(), CEntity::NullConnectionList}, GetTransform(),
+                           std::move(mData), bounds, CHealthInfo(x5d8_data.GetLauncherHP(), 10.f), x56c_vulnerability,
                            x5d8_data.GetLauncherActParams(), GetUniqueId(), x5d8_data.GetGrenadeLauncherData(), 0.f));
 }
 

Runtime/MP1/World/CElitePirate.hpp

@@ -42,7 +42,7 @@ private:
   CAssetId xf8_;
   CDamageInfo xfc_;
   CAssetId x118_;
-  s16 x11c_;
+  u16 x11c_;
   bool x11e_;
   bool x11f_;
 
@@ -64,7 +64,7 @@ public:
   [[nodiscard]] CAssetId GetXF8() const { return xf8_; }
   [[nodiscard]] const CDamageInfo& GetXFC() const { return xfc_; }
   [[nodiscard]] CAssetId GetX118() const { return x118_; }
-  [[nodiscard]] s16 GetX11C() const { return x11c_; }
+  [[nodiscard]] u16 GetX11C() const { return x11c_; }
   [[nodiscard]] bool GetX11E() const { return x11e_; }
   [[nodiscard]] bool GetX11F() const { return x11f_; }
 

Runtime/MP1/World/CShockWave.cpp

@@ -7,6 +7,8 @@
 #include "Runtime/Graphics/CBooRenderer.hpp"
 #include "Runtime/World/CActorParameters.hpp"
 #include "Runtime/World/CGameLight.hpp"
+#include "Runtime/World/CHUDBillboardEffect.hpp"
+#include "Runtime/World/CPlayer.hpp"
 
 #include "TCastTo.hpp" // Generated file, do not modify include path
 
@@ -16,16 +18,16 @@ CShockWave::CShockWave(TUniqueId uid, std::string_view name, const CEntityInfo&
 : CActor(uid, true, name, info, xf, CModelData::CModelDataNull(), {EMaterialTypes::Projectile},
          CActorParameters::None(), kInvalidUniqueId)
 , xe8_id1(parent)
-, xec_damageInfo(data.x8_damageInfo)
+, xec_damageInfo(data.GetDamageInfo())
-, x108_elementGenDesc(g_SimplePool->GetObj({SBIG('PART'), data.x4_particleDesc}))
+, x108_elementGenDesc(g_SimplePool->GetObj({SBIG('PART'), data.GetParticleDescId()}))
 , x110_elementGen(std::make_unique<CElementGen>(x108_elementGenDesc))
 , x114_data(data)
-, x150_(data.x24_)
+, x150_(data.GetX24())
-, x154_(data.x2c_)
+, x154_(data.GetX2C())
 , x15c_(f1)
 , x160_(f2) {
-  if (data.x34_weaponDesc.IsValid()) {
+  if (data.GetWeaponDescId().IsValid()) {
-    x974_electricDesc = g_SimplePool->GetObj({SBIG('ELSC'), data.x34_weaponDesc});
+    x974_electricDesc = g_SimplePool->GetObj({SBIG('ELSC'), data.GetWeaponDescId()});
   }
   x110_elementGen->SetParticleEmission(true);
   x110_elementGen->SetOrientation(GetTransform().getRotation());
@@ -41,7 +43,7 @@ void CShockWave::AcceptScriptMsg(EScriptObjectMessage msg, TUniqueId uid, CState
       x980_id2 = mgr.AllocateUniqueId();
       mgr.AddObject(new CGameLight(x980_id2, GetAreaIdAlways(), GetActive(), "ShockWaveLight_" + x10_name,
                                    GetTransform(), GetUniqueId(), x110_elementGen->GetLight(),
-                                   x114_data.x4_particleDesc.Value(), 1, 0.f));
+                                   x114_data.GetParticleDescId().Value(), 1, 0.f));
     }
   } else if (msg == EScriptObjectMessage::Deleted) {
     mgr.FreeScriptObject(x980_id2);
@@ -73,7 +75,7 @@ void CShockWave::Think(float dt, CStateManager& mgr) {
     x110_elementGen->Update(dt);
     x158_ += dt;
     x150_ += x154_ * dt;
-    x154_ += dt * x114_data.x30_;
+    x154_ += dt * x114_data.GetX30();
     x110_elementGen->SetExternalVar(0, x150_);
     for (int i = 0; i < x110_elementGen->GetNumActiveChildParticles(); i++) {
       auto& particle = static_cast<CElementGen&>(x110_elementGen->GetActiveChildParticle(i));
@@ -81,13 +83,13 @@ void CShockWave::Think(float dt, CStateManager& mgr) {
         particle.SetExternalVar(0, x150_);
       }
     }
-    if (x16c_) {
+    if (x16c_hitPlayerInAir) {
-      x164_ += dt;
+      x164_timeSinceHitPlayerInAir += dt;
-      x16c_ = false;
+      x16c_hitPlayerInAir = false;
     }
-    if (x16d_) {
+    if (x16d_hitPlayer) {
-      x168_ += dt;
+      x168_timeSinceHitPlayer += dt;
-      x16d_ = false;
+      x16d_hitPlayer = false;
     }
   }
   if (x110_elementGen->IsSystemDeletable() && x15c_ > 0.f && x158_ >= x15c_) {
@@ -110,8 +112,66 @@ void CShockWave::Touch(CActor& actor, CStateManager& mgr) {
   if (TCastToConstPtr<CCollisionActor> cactor = mgr.GetObjectById(actor.GetUniqueId())) {
     isParent = xe8_id1 == cactor->GetOwnerId();
   }
-  if (!isParent) {
+  if (isParent) {
-    // TODO
+    return;
+  }
+
+  float mmax = x150_ * x150_;
+  float mmin = mmax * x114_data.GetX28() * x114_data.GetX28();
+  zeus::CVector3f dist = actor.GetTranslation() - GetTranslation();
+  CDamageInfo damageInfo = xec_damageInfo;
+  float knockBackScale = std::max(0.f, 1.f - x160_ * x158_);
+  bool isPlayer = mgr.GetPlayer().GetUniqueId() == actor.GetUniqueId();
+  bool isPlayerInAir = isPlayer && mgr.GetPlayer().GetPlayerMovementState() != CPlayer::EPlayerMovementState::OnGround;
+  float distXYMag = dist.toVec2f().magSquared();
+  if (distXYMag < mmin || distXYMag > mmax) {
+    return;
+  }
+
+  if (isPlayer) {
+    if (mgr.GetPlayer().GetPlayerMovementState() == CPlayer::EPlayerMovementState::OnGround) {
+      const zeus::CTransform& playerTransform = mgr.GetPlayer().GetTransform();
+      zeus::CVector3f playerDir = GetTranslation() - playerTransform.origin;
+      if (playerDir.canBeNormalized()) {
+        playerDir.normalize();
+        float dot = std::abs(playerDir.dot(playerTransform.frontVector()));
+        knockBackScale = std::max(0.12f, 0.88f * dot * dot);
+      }
+    }
+    if (mgr.GetPlayer().GetVelocity().magnitude() > 40.f) {
+      x168_timeSinceHitPlayer = 0.2666f;
+    }
+  }
+  damageInfo.SetKnockBackPower(knockBackScale * damageInfo.GetKnockBackPower());
+
+  if (isPlayer && (x164_timeSinceHitPlayerInAir >= 0.1333f || x168_timeSinceHitPlayer >= 0.2666f)) {
+    return;
+  }
+  if (!IsHit(actor.GetUniqueId())) {
+    mgr.ApplyDamage(GetUniqueId(), actor.GetUniqueId(), GetUniqueId(), damageInfo,
+                    CMaterialFilter::MakeInclude({EMaterialTypes::Solid}), zeus::skZero3f);
+    if (isPlayer && x974_electricDesc) {
+      mgr.AddObject(new CHUDBillboardEffect(std::nullopt, x974_electricDesc, mgr.AllocateUniqueId(), true,
+                                            "VisorElectricFx", CHUDBillboardEffect::GetNearClipDistance(mgr),
+                                            CHUDBillboardEffect::GetScaleForPOV(mgr), zeus::skWhite, zeus::skOne3f,
+                                            zeus::skZero3f));
+      CSfxManager::SfxStart(x114_data.GetElectrocuteSfx(), 1.f, 1.f, false, 0x7f, false, kInvalidAreaId);
+    }
+    x170_hitIds.push_back(actor.GetUniqueId());
+  } else {
+    damageInfo.SetDamage(0.f);
+    mgr.ApplyDamage(GetUniqueId(), actor.GetUniqueId(), GetUniqueId(), damageInfo,
+                    CMaterialFilter::MakeInclude({EMaterialTypes::Solid}), zeus::skZero3f);
+  }
+  if (isPlayerInAir) {
+    x16c_hitPlayerInAir = true;
+  }
+  if (isPlayer) {
+    x16d_hitPlayer = true;
   }
 }
+
+bool CShockWave::IsHit(TUniqueId id) const {
+  return std::find(x170_hitIds.begin(), x170_hitIds.end(), id) != x170_hitIds.end();
+}
 } // namespace urde::MP1

Runtime/MP1/World/CShockWave.hpp

@@ -6,6 +6,7 @@
 
 namespace urde::MP1 {
 struct SShockWaveData {
+private:
   u32 x0_ = 8;
   CAssetId x4_particleDesc;
   CDamageInfo x8_damageInfo;
@@ -14,10 +15,20 @@ struct SShockWaveData {
   float x2c_ = 16.5217f;
   float x30_ = 0.f;
   CAssetId x34_weaponDesc;
-  s16 x38_sfx;
+  u16 x38_electrocuteSfx;
 
-  SShockWaveData(CAssetId part, const CDamageInfo& dInfo, CAssetId weapon, s16 sfx)
+public:
-  : x4_particleDesc(part), x8_damageInfo(dInfo), x34_weaponDesc(weapon), x38_sfx(sfx) {}
+  SShockWaveData(CAssetId part, const CDamageInfo& dInfo, CAssetId weapon, u16 sfx)
+  : x4_particleDesc(part), x8_damageInfo(dInfo), x34_weaponDesc(weapon), x38_electrocuteSfx(sfx) {}
+
+  [[nodiscard]] CAssetId GetParticleDescId() const { return x4_particleDesc; }
+  [[nodiscard]] const CDamageInfo& GetDamageInfo() const { return x8_damageInfo; }
+  [[nodiscard]] float GetX24() const { return x24_; }
+  [[nodiscard]] float GetX28() const { return x28_; }
+  [[nodiscard]] float GetX2C() const { return x2c_; }
+  [[nodiscard]] float GetX30() const { return x30_; }
+  [[nodiscard]] CAssetId GetWeaponDescId() const { return x34_weaponDesc; }
+  [[nodiscard]] u16 GetElectrocuteSfx() const { return x38_electrocuteSfx; }
 };
 
 class CShockWave : public CActor {
@@ -32,11 +43,11 @@ private:
   float x158_ = 0.f;
   float x15c_;
   float x160_;
-  float x164_ = 0.f;
+  float x164_timeSinceHitPlayerInAir = 0.f;
-  float x168_ = 0.f;
+  float x168_timeSinceHitPlayer = 0.f;
-  bool x16c_ = false;
+  bool x16c_hitPlayerInAir = false;
-  bool x16d_ = false;
+  bool x16d_hitPlayer = false;
-  // x368 => very large reserved_vector of ?
+  rstl::reserved_vector<TUniqueId, 1024> x170_hitIds;
   std::optional<TToken<CElectricDescription>> x974_electricDesc;
   TUniqueId x980_id2 = kInvalidUniqueId;
 
@@ -51,5 +62,8 @@ public:
   void Render(const CStateManager& mgr) const override;
   void Think(float dt, CStateManager& mgr) override;
   void Touch(CActor& actor, CStateManager& mgr) override;
+
+private:
+  [[nodiscard]] bool IsHit(TUniqueId id) const;
 };
-} // namespace urde
+} // namespace urde::MP1