From 453559cc8353d3bdc8221ba00f980eac468491d3 Mon Sep 17 00:00:00 2001
From: Uladzislau Nikalayevich <thenormalnij@gmail.com>
Date: Sat, 11 May 2024 19:22:26 +0300
Subject: [PATCH] Allow setElementCollisionsEnabled for buildings

---
 .../mods/deathmatch/logic/CClientBuilding.cpp   | 17 ++++++++++++++++-
 Client/mods/deathmatch/logic/CClientBuilding.h  |  3 +++
 .../logic/CStaticFunctionDefinitions.cpp        |  5 +++++
 3 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/Client/mods/deathmatch/logic/CClientBuilding.cpp b/Client/mods/deathmatch/logic/CClientBuilding.cpp
index 6b50476138..e5a99c6fd0 100644
--- a/Client/mods/deathmatch/logic/CClientBuilding.cpp
+++ b/Client/mods/deathmatch/logic/CClientBuilding.cpp
@@ -18,7 +18,8 @@ CClientBuilding::CClientBuilding(class CClientManager* pManager, ElementID ID, u
       m_vPos(pos),
       m_vRot(rot),
       m_interior(interior),
-      m_pBuilding(nullptr)
+      m_pBuilding(nullptr),
+      m_bUsesCollision(true)
 {
     m_pManager = pManager;
     SetTypeName("building");
@@ -88,6 +89,15 @@ void CClientBuilding::SetModel(uint16_t model)
     }
 }
 
+void CClientBuilding::SetUsesCollision(bool state)
+{
+    m_bUsesCollision = state;
+    if (m_pBuilding)
+    {
+        m_pBuilding->SetUsesCollision(state);
+    }
+}
+
 void CClientBuilding::Create()
 {
     if (m_pBuilding)
@@ -97,6 +107,11 @@ void CClientBuilding::Create()
     ConvertZXYEulersToQuaternion(m_vRot, vRot4D);
 
     m_pBuilding = g_pGame->GetPools()->GetBuildingsPool().AddBuilding(this, m_usModelId, &m_vPos, &vRot4D, m_interior);
+
+    if (m_bUsesCollision == false)
+    {
+        m_pBuilding->SetUsesCollision(m_bUsesCollision);
+    }
 }
 
 void CClientBuilding::Destroy()
diff --git a/Client/mods/deathmatch/logic/CClientBuilding.h b/Client/mods/deathmatch/logic/CClientBuilding.h
index dec521272a..8cbc6a09d1 100644
--- a/Client/mods/deathmatch/logic/CClientBuilding.h
+++ b/Client/mods/deathmatch/logic/CClientBuilding.h
@@ -42,6 +42,8 @@ class CClientBuilding : public CClientEntity
 
     eClientEntityType GetType() const noexcept { return CCLIENTBUILDING; }
 
+    void SetUsesCollision(bool state);
+
     void Create();
     void Destroy();
     bool IsValid() const noexcept { return m_pBuilding != nullptr; };
@@ -62,4 +64,5 @@ class CClientBuilding : public CClientEntity
     CVector    m_vPos;
     CVector    m_vRot;
     uint8_t    m_interior;
+    bool       m_bUsesCollision;
 };
diff --git a/Client/mods/deathmatch/logic/CStaticFunctionDefinitions.cpp b/Client/mods/deathmatch/logic/CStaticFunctionDefinitions.cpp
index be0e47a076..2005a018a5 100644
--- a/Client/mods/deathmatch/logic/CStaticFunctionDefinitions.cpp
+++ b/Client/mods/deathmatch/logic/CStaticFunctionDefinitions.cpp
@@ -3756,6 +3756,11 @@ bool CStaticFunctionDefinitions::SetElementCollisionsEnabled(CClientEntity& Enti
             Ped.SetUsesCollision(bEnabled);
             break;
         }
+        case CCLIENTBUILDING:
+        {
+            static_cast<CClientBuilding&>(Entity).SetUsesCollision(bEnabled);
+            break;
+        }
         default:
             return false;
     }