how to use object?

class c_object
{
public:
			char unknown0[4]; 
	D3DXVECTOR3 MaxRootPosition; //0x0004  
	D3DXVECTOR3 MinRootPosition; //0x0010  
			char unknown28[120];
        //DWORD ObjectColorRGBA; 
	BYTE ObjectColorR;			 //0x0094  
	BYTE ObjectColorG;			 //0x0095  
	BYTE ObjectColorB;			 //0x0096  
	BYTE ObjectColorA;			 //0x0097 
			char unknown152[4]; 
	float ObjectScaleX;			 //0x009C  
	float ObjectScaleY;			 //0x00A0  
	float ObjectScaleZ;			 //0x00A4  
			char unknown168[16]; 
	float xPlayerUnit;			 //0x00B8  
	float yPlayerUnit;			 //0x00BC  
	float zPlayerUnit;			 //0x00C0  
	float PlayerUnitWidth;		 //0x00C4
	D3DXVECTOR3 RootPosition;	 //0x00C8  
			char unknown212[4];
	float Pitch;				 //0x00D8  
	float Yaw;					 //0x00DC  
	float Roll;					 //0x00E0  
};

	D3DXVECTOR3 MyGetObjectMaxPos( int* obj )
	{
		return *(D3DXVECTOR3*)( obj + 0x4 );
	}

	D3DXVECTOR3 MyGetObjectMinPos( int* obj )
	{
		return *(D3DXVECTOR3*)( obj + 0x10 );
	}

	D3DXVECTOR3 MyGetObjectRootPos( int* obj )
	{
		return *(D3DXVECTOR3*)( obj + 0xC8 );
	}

	DWORD MyGetObjectColorRGBA( int* obj )
	{
		return *(DWORD*)( obj + 0x94 );
	}

	void MySetObjectColorRGBA( int* obj, DWORD dwColorRGBA )
	{
		*(DWORD*)( obj + 0x94 ) = dwColorRGBA;
	}