updated CItemInfo (#160)

weapon/CAmmoRocketInfo.hpp

@@ -20,5 +20,5 @@ public:
 	float m_max_roll_angle_sin;                         //0x0194
 	float m_lifetime_player_vehicle_locked_override_mp; //0x0198
 	class CHomingRocketParams m_homing_rocket_params;   //0x019C
-}; // Size: 0x01BC
-static_assert(sizeof(CAmmoRocketInfo) == 0x1BC);
+};                                                      // Size: 0x1C0
+static_assert(sizeof(CAmmoRocketInfo) == 0x1C0);

weapon/CAmmoThrownInfo.hpp

@@ -9,5 +9,5 @@ class CAmmoThrownInfo : CAmmoProjectileInfo
 	float m_thrown_force;              //0x0170
 	float m_thrown_force_from_vehicle; //0x0174
 	int32_t m_ammo_max_mp_bonus;       //0x0178
-}; // Size: 0x017C
-static_assert(sizeof(CAmmoThrownInfo) == 0x17C);
+};                                     // Size: 0x0180
+static_assert(sizeof(CAmmoThrownInfo) == 0x180);

weapon/CItemInfo.hpp

@@ -2,13 +2,37 @@
 
 #include <cstdint>
 
+class parStructure;
+
+// https://github.com/Parik27/V.Rainbomizer/blob/0c70868626411a1d30483339003b9985b0ff1c98/lib/CItemInfo.hh
 class CItemInfo
 {
 public:
-    char pad_0000[16]; //0x0000
+	char pad_0000[8]; //0x0000
 	uint32_t m_name;  //0x0010
 	uint32_t m_model; //0x0014
 	uint32_t m_audio; //0x0018
 	uint32_t m_slot;  //0x001C
-}; //Size: 0x0020
+
+private:
+	virtual void destructor();
+	virtual bool GetIsClassId(uint32_t hash);
+
+	// virtual uint32_t* GetClassId(); (older versions)
+	virtual uint32_t* _GetClassId(uint32_t* out);
+
+	// Not present in older versions of GTA V
+	virtual uint32_t* GetBaseClassId(uint32_t& out);
+
+	// as a result, these functions are shifted by 1 function in the vftable.
+	virtual uint32_t GetModel();
+
+	virtual parStructure* parser_GetStructure();
+
+public:
+	uint32_t GetClassId()
+	{
+		return static_cast<uint32_t>(uintptr_t(_GetClassId(nullptr)));
+	}
+};
 static_assert(sizeof(CItemInfo) == 0x20);