Add ps2scorchedvehicles world special property

Client/core/CClientVariables.cpp

@@ -351,6 +351,7 @@ void CClientVariables::LoadDefaults()
     DEFAULT("high_detail_peds", 0);                                         // Disable rendering high detail peds all the time
     DEFAULT("blur", 1);                                                     // Enable blur
     DEFAULT("corona_reflections", 0);                                       // Disable corona rain reflections
+    DEFAULT("ps2_scorched_vehicles", 0);                                    // Disable PS2-style scorched destroyed vehicles
     DEFAULT("dynamic_ped_shadows", 0);                                      // Disable dynamic ped shadows
     DEFAULT("fast_clothes_loading", 1);                                     // 0-off 1-auto 2-on
     DEFAULT("allow_screen_upload", 1);                                      // 0-off 1-on

Client/core/CCore.cpp

@@ -684,6 +684,8 @@ void CCore::ApplyGameSettings()
     pGameSettings->SetGrassEnabled(bVal);
     CVARS_GET("heat_haze", bVal);
     m_pMultiplayer->SetHeatHazeEnabled(bVal);
+    CVARS_GET("ps2_scorched_vehicles", bVal);
+    m_pMultiplayer->SetPs2ScorchedVehiclesEnabled(bVal);
     CVARS_GET("fast_clothes_loading", iVal);
     m_pMultiplayer->SetFastClothesLoading((CMultiplayer::EFastClothesLoading)iVal);
     CVARS_GET("tyre_smoke_enabled", bVal);

Client/core/CSettings.cpp

@@ -233,6 +233,7 @@ void CSettings::ResetGuiPointers()
     m_pCheckBoxHighDetailPeds = NULL;
     m_pCheckBoxBlur = NULL;
     m_pCheckBoxCoronaReflections = NULL;
+    m_pCheckBoxPs2ScorchedVehicles = nullptr;
     m_pCheckBoxDynamicPedShadows = NULL;
     m_pFieldOfViewLabel = NULL;
     m_pFieldOfView = NULL;
@@ -1407,6 +1408,10 @@ void CSettings::CreateGUI()
     m_pCheckBoxCoronaReflections->SetPosition(CVector2D(vecTemp.fX, vecTemp.fY + 150.0f));
     m_pCheckBoxCoronaReflections->AutoSize(nullptr, 20.0f);
 
+    m_pCheckBoxPs2ScorchedVehicles = reinterpret_cast<CGUICheckBox*>(pManager->CreateCheckBox(pTabVideo, _("PS2 scorched vehicles"), true));
+    m_pCheckBoxPs2ScorchedVehicles->SetPosition(CVector2D(vecTemp.fX, vecTemp.fY + 170.0f));
+    m_pCheckBoxPs2ScorchedVehicles->AutoSize(nullptr, 20.0f);
+
     float fPosY = vecTemp.fY;
     m_pCheckBoxMinimize = reinterpret_cast<CGUICheckBox*>(pManager->CreateCheckBox(pTabVideo, _("Full Screen Minimize"), true));
     m_pCheckBoxMinimize->SetPosition(CVector2D(vecTemp.fX + 245.0f, fPosY + 30.0f));
@@ -2330,6 +2335,11 @@ void CSettings::UpdateVideoTab()
     CVARS_GET("corona_reflections", bCoronaReflections);
     m_pCheckBoxCoronaReflections->SetSelected(bCoronaReflections);
 
+    // PS2 scorched vehicles
+    bool bPs2ScorchedVehicles;
+    CVARS_GET("ps2_scorched_vehicles", bPs2ScorchedVehicles);
+    m_pCheckBoxPs2ScorchedVehicles->SetSelected(bPs2ScorchedVehicles);
+
     // Dynamic ped shadows
     bool bDynamicPedShadows;
     CVARS_GET("dynamic_ped_shadows", bDynamicPedShadows);
@@ -2679,6 +2689,7 @@ bool CSettings::OnVideoDefaultClick(CGUIElement* pElement)
     CVARS_SET("high_detail_peds", false);
     CVARS_SET("blur", true);
     CVARS_SET("corona_reflections", false);
+    CVARS_SET("ps2_scorched_vehicles", false);
     CVARS_SET("dynamic_ped_shadows", false);
     CVARS_SET("borderless_gamma_power", kBorderlessGammaDefault);
     CVARS_SET("borderless_brightness_scale", kBorderlessBrightnessDefault);
@@ -4499,6 +4510,11 @@ void CSettings::SaveData()
     CVARS_SET("corona_reflections", bCoronaReflections);
     gameSettings->ResetCoronaReflectionsEnabled();
 
+    // PS2 scorched vehicles (client graphics preference)
+    bool bPs2ScorchedVehicles = m_pCheckBoxPs2ScorchedVehicles->GetSelected();
+    CVARS_SET("ps2_scorched_vehicles", bPs2ScorchedVehicles);
+    g_pCore->GetMultiplayer()->SetPs2ScorchedVehiclesEnabled(bPs2ScorchedVehicles);
+
     // Dynamic ped shadows
     bool bDynamicPedShadows = m_pCheckBoxDynamicPedShadows->GetSelected();
     CVARS_SET("dynamic_ped_shadows", bDynamicPedShadows);

Client/core/CSettings.h

@@ -175,6 +175,7 @@ class CSettings
     CGUICheckBox*  m_pCheckBoxHighDetailPeds;
     CGUICheckBox*  m_pCheckBoxBlur;
     CGUICheckBox*  m_pCheckBoxCoronaReflections;
+    CGUICheckBox*  m_pCheckBoxPs2ScorchedVehicles;
     CGUICheckBox*  m_pCheckBoxDynamicPedShadows;
     CGUILabel*     m_pFieldOfViewLabel;
     CGUIScrollBar* m_pFieldOfView;

Client/multiplayer_sa/CMultiplayerSA.cpp

@@ -1597,6 +1597,7 @@ void CMultiplayerSA::InitHooks()
     InitHooks_Postprocess();
     InitHooks_Explosions();
     InitHooks_Tasks();
+    InitHooks_ScorchedVehicles();
 }
 
 // Used to store copied pointers for explosions in the FxSystem
@@ -6510,6 +6511,18 @@ void _cdecl SaveVehColors(DWORD dwThis)
     if (pVehicle)
     {
         pVehicle->GetColor(&vehColors[0], &vehColors[1], &vehColors[2], &vehColors[3], true);
+
+        // Darken blown vehicle colours
+        if (pMultiplayer->IsPs2ScorchedVehiclesEnabled() && pVehicle->GetHealth() <= 0.0f)
+        {
+            constexpr float darkFactor = 0.08f;
+            for (auto& color : vehColors)
+            {
+                color.R = static_cast<unsigned char>(color.R * darkFactor);
+                color.G = static_cast<unsigned char>(color.G * darkFactor);
+                color.B = static_cast<unsigned char>(color.B * darkFactor);
+            }
+        }
     }
 }
 

Client/multiplayer_sa/CMultiplayerSA.h

@@ -87,6 +87,7 @@ class CMultiplayerSA : public CMultiplayer
     void                InitHooks_DeviceSelection();
     void                InitHooks_Explosions();
     void                InitHooks_Tasks();
+    void                InitHooks_ScorchedVehicles();
     CRemoteDataStorage* CreateRemoteDataStorage();
     void                DestroyRemoteDataStorage(CRemoteDataStorage* pData);
     void                AddRemoteDataStorage(CPlayerPed* pPed, CRemoteDataStorage* pData);
@@ -341,6 +342,9 @@ class CMultiplayerSA : public CMultiplayer
     bool IsVehicleEngineAutoStartEnabled() const noexcept override;
     void SetVehicleEngineAutoStartEnabled(bool enabled) override;
 
+    bool IsPs2ScorchedVehiclesEnabled() const noexcept override;
+    void SetPs2ScorchedVehiclesEnabled(bool enabled) noexcept override;
+
     bool IsRapidVehicleStopFixEnabled() const noexcept override { return m_isRapidVehicleStopFixEnabled; };
     void SetRapidVehicleStopFixEnabled(bool enabled) override;
 

Client/multiplayer_sa/CMultiplayerSA_ScorchedVehicles.cpp

@@ -0,0 +1,45 @@
+/*****************************************************************************
+ *
+ *  PROJECT:     Multi Theft Auto
+ *  LICENSE:     See LICENSE in the top level directory
+ *  FILE:        multiplayer_sa/CMultiplayerSA_ScorchedVehicles.cpp
+ *
+ *  Multi Theft Auto is available from https://www.multitheftauto.com/
+ *
+ *****************************************************************************/
+
+#include "StdInc.h"
+
+namespace
+{
+    constexpr float SCORCHED_VEHICLE_LIGHTING_PS2 = 0.0f;
+
+    bool ms_bPs2ScorchedVehiclesEnabled = false;
+
+    using WorldReplaceNormalLightsWithScorched_t = void(__cdecl*)(RpWorld* world, float lighting);
+
+    void __cdecl WorldReplaceNormalLightsWithScorched_MTA(RpWorld* world, float lighting)
+    {
+        if (ms_bPs2ScorchedVehiclesEnabled)
+            lighting = SCORCHED_VEHICLE_LIGHTING_PS2;
+
+        // Call WorldReplaceNormalLightsWithScorched
+        reinterpret_cast<WorldReplaceNormalLightsWithScorched_t>(0x7357E0)(world, lighting);
+    }
+}  // namespace
+
+bool CMultiplayerSA::IsPs2ScorchedVehiclesEnabled() const noexcept
+{
+    return ms_bPs2ScorchedVehiclesEnabled;
+}
+
+void CMultiplayerSA::SetPs2ScorchedVehiclesEnabled(bool enabled) noexcept
+{
+    ms_bPs2ScorchedVehiclesEnabled = enabled;
+}
+
+void CMultiplayerSA::InitHooks_ScorchedVehicles()
+{
+    HookInstallCall(0x553E6A, reinterpret_cast<DWORD>(WorldReplaceNormalLightsWithScorched_MTA));  // CRenderer::SetupLightingForEntity
+    HookInstallCall(0x554FB7, reinterpret_cast<DWORD>(WorldReplaceNormalLightsWithScorched_MTA));  // CObject::SetupLighting
+}

Client/sdk/multiplayer/CMultiplayer.h

@@ -449,6 +449,9 @@ class CMultiplayer
     virtual bool IsVehicleEngineAutoStartEnabled() const noexcept = 0;
     virtual void SetVehicleEngineAutoStartEnabled(bool enabled) = 0;
 
+    virtual bool IsPs2ScorchedVehiclesEnabled() const noexcept = 0;
+    virtual void SetPs2ScorchedVehiclesEnabled(bool enabled) noexcept = 0;
+
     virtual bool IsRapidVehicleStopFixEnabled() const noexcept = 0;
     virtual void SetRapidVehicleStopFixEnabled(bool enabled) = 0;