From 9236463f88be4dcb276b824f898a3411341d1728 Mon Sep 17 00:00:00 2001
From: Silent <zdanio95@gmail.com>
Date: Fri, 23 Jun 2017 00:11:17 +0200
Subject: [PATCH] Animated Phoenix hood scoop

---
 SilentPatchSA/SilentPatchSA.cpp | 10 ++++++++
 SilentPatchSA/TimerSA.cpp       |  3 ++-
 SilentPatchSA/TimerSA.h         |  1 +
 SilentPatchSA/VehicleSA.cpp     | 43 ++++++++++++++++++++++++++++++++-
 SilentPatchSA/VehicleSA.h       | 19 +++++++++++++--
 5 files changed, 72 insertions(+), 4 deletions(-)

diff --git a/SilentPatchSA/SilentPatchSA.cpp b/SilentPatchSA/SilentPatchSA.cpp
index 8b922f7..4a5dc0f 100644
--- a/SilentPatchSA/SilentPatchSA.cpp
+++ b/SilentPatchSA/SilentPatchSA.cpp
@@ -3423,6 +3423,16 @@ void Patch_SA_10()
 	// Properly initialize all CVehicleModelInfo fields
 	ReadCall( 0x4C75E4, orgVehicleModelInfoCtor );
 	InjectHook( 0x4C75E4, VehicleModelInfoCtor );
+
+
+	// Animated Phoenix hood scoop
+	auto* automobilePreRender = &(*(decltype(CAutomobile::orgPreRender)**)(0x6B0AD2 + 2))[17];
+	CAutomobile::orgPreRender = *automobilePreRender;
+	Patch(automobilePreRender, &CAutomobile::PreRender_Stub);
+
+	InjectHook(0x6C7E7A, &CAutomobile::PreRender_Stub);
+	InjectHook(0x6CEAEC, &CAutomobile::PreRender_Stub);
+	InjectHook(0x6CFADC, &CAutomobile::PreRender_Stub);
 }
 
 void Patch_SA_11()
diff --git a/SilentPatchSA/TimerSA.cpp b/SilentPatchSA/TimerSA.cpp
index 6f2615f..406f01f 100644
--- a/SilentPatchSA/TimerSA.cpp
+++ b/SilentPatchSA/TimerSA.cpp
@@ -1,4 +1,5 @@
 #include "StdAfxSA.h"
 #include "TimerSA.h"
 
-int& CTimer::m_snTimeInMilliseconds = **AddressByVersion<int**>(0x4242D1, 0x53F6A1, 0x406FA1);
\ No newline at end of file
+int& CTimer::m_snTimeInMilliseconds = **AddressByVersion<int**>(0x4242D1, 0x53F6A1, 0x406FA1);
+float& CTimer::m_fTimeStep = **AddressByVersion<float**>(0x41DE4F + 2, 0, 0);
\ No newline at end of file
diff --git a/SilentPatchSA/TimerSA.h b/SilentPatchSA/TimerSA.h
index 3ca2360..e5e821f 100644
--- a/SilentPatchSA/TimerSA.h
+++ b/SilentPatchSA/TimerSA.h
@@ -5,6 +5,7 @@ class CTimer
 {
 public:
 	static int&				m_snTimeInMilliseconds;
+	static float&			m_fTimeStep;
 };
 
 #endif
\ No newline at end of file
diff --git a/SilentPatchSA/VehicleSA.cpp b/SilentPatchSA/VehicleSA.cpp
index 93bb54f..5c86d3d 100644
--- a/SilentPatchSA/VehicleSA.cpp
+++ b/SilentPatchSA/VehicleSA.cpp
@@ -18,6 +18,10 @@ static void*	varVehicleRender = AddressByVersion<void*>(0x6D0E60, 0x6D1680, 0x70
 WRAPPER void CVehicle::Render() { VARJMP(varVehicleRender); }
 static void*	varIsLawEnforcementVehicle = AddressByVersion<void*>(0x6D2370, 0x6D2BA0, 0x70D8C0);
 WRAPPER bool CVehicle::IsLawEnforcementVehicle() { VARJMP(varIsLawEnforcementVehicle); }
+static void*	varSetComponentRotation = AddressByVersion<void*>(0x6DBA30, 0, 0);
+WRAPPER void CVehicle::SetComponentRotation( RwFrame* component, int axis, float angle, bool absolute ) { VARJMP(varSetComponentRotation); }
+
+void (CAutomobile::*CAutomobile::orgPreRender)();
 
 static int32_t random(int32_t from, int32_t to)
 {
@@ -250,6 +254,16 @@ void CPlane::Fix_SilentPatch()
 	}
 }
 
+void CAutomobile::PreRender()
+{
+	(this->*(orgPreRender))();
+
+	if ( FLAUtils::GetExtendedID( &m_nModelIndex ) == 603 )
+	{
+		ProcessPhoenixBlower();
+	}
+}
+
 void CAutomobile::Fix_SilentPatch()
 {
 	ResetFrames();
@@ -284,4 +298,31 @@ void CAutomobile::ResetFrames()
 			}
 		}
 	}
-}
\ No newline at end of file
+}
+
+void CAutomobile::ProcessPhoenixBlower()
+{
+	if ( m_pCarNode[20] == nullptr ) return;
+
+	float finalAngle = 0.0f;
+	if ( m_fGasPedal > 0.0f )
+	{
+		if ( m_fSpecialComponentAngle < 1.3f )
+		{
+			finalAngle = m_fSpecialComponentAngle = std::min( m_fSpecialComponentAngle + 0.1f * CTimer::m_fTimeStep, 1.3f );
+		}
+		else
+		{
+			finalAngle = m_fSpecialComponentAngle + (std::sin( (CTimer::m_snTimeInMilliseconds % 10000) / 70.0f ) * 0.13f);
+		}
+	}
+	else
+	{
+		if ( m_fSpecialComponentAngle > 0.0f )
+		{
+			finalAngle = m_fSpecialComponentAngle = std::max( m_fSpecialComponentAngle - 0.05f * CTimer::m_fTimeStep, 0.0f );
+		}
+	}
+
+	SetComponentRotation( m_pCarNode[20], 0, finalAngle, true );
+}
diff --git a/SilentPatchSA/VehicleSA.h b/SilentPatchSA/VehicleSA.h
index 02765a6..9b00fd8 100644
--- a/SilentPatchSA/VehicleSA.h
+++ b/SilentPatchSA/VehicleSA.h
@@ -117,7 +117,10 @@ class NOVMT CVehicle	: public CPhysical
 protected:
 	BYTE			__pad1[752];
 	CVehicleFlags	m_nVehicleFlags;
-	BYTE			__pad2[160];
+	BYTE			__pad2[108];
+	float			m_fGasPedal;
+	float			m_fBrakePedal;
+	BYTE			__pad6[44];
 	signed int		m_nTimeTillWeNeedThisCar;
 	BYTE			__pad4[56];
 	CEntity*		pDamagingEntity;
@@ -134,12 +137,14 @@ public:
 						{ return pDamagingEntity; }
 
 	virtual void	Render() override;
+	virtual void	PreRender() override;
 
 	bool			CustomCarPlate_TextureCreate(CVehicleModelInfo* pModelInfo);
 	void			CustomCarPlate_BeforeRenderingStart(CVehicleModelInfo* pModelInfo);
 	//void			CustomCarPlate_AfterRenderingStop(CVehicleModelInfo* pModelInfo);
 
 	bool			IsLawEnforcementVehicle();
+	void			SetComponentRotation( RwFrame* component, int axis, float angle, bool absolute );
 
 	static void		SetComponentAtomicAlpha(RpAtomic* pAtomic, int nAlpha);
 };
@@ -152,12 +157,22 @@ public:
 	CBouncingPanel	m_aBouncingPanel[3];
 	BYTE			padding[320];
 	float			m_fRotorSpeed;
-	BYTE			__moarpad[312];
+	BYTE			__moarpad[264];
+	float			m_fSpecialComponentAngle;
+	BYTE			__pad3[44];	
 
 public:
+	inline void		PreRender_Stub()
+	{ CAutomobile::PreRender(); }
+
+	virtual void	PreRender() override;
+
 	void		Fix_SilentPatch();
 
 	void		ResetFrames();
+	void		ProcessPhoenixBlower();
+
+	static void (CAutomobile::*orgPreRender)();	
 };
 
 class NOVMT CHeli : public CAutomobile