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  #ifndef PX_PHYSICS_METADATA_FLAGS
  #define PX_PHYSICS_METADATA_FLAGS
  
  #include "foundation/Px.h"
  
  #if !PX_DOXYGEN
  namespace physx
  {
  #endif
  
  	/**
  	\brief Flags used to configure binary meta data entries, typically set through PX_DEF_BIN_METADATA defines.
  
  	@see PxMetaDataEntry
  	*/
      struct PxMetaDataFlag
  	{
  		enum Enum
  		{
  			eCLASS					= (1<<0),		//!< declares a class
  			eVIRTUAL				= (1<<1),		//!< declares class to be virtual
  			eTYPEDEF				= (1<<2),		//!< declares a typedef
  			ePTR					= (1<<3),		//!< declares a pointer
  			eEXTRA_DATA				= (1<<4),		//!< declares extra data exported with PxSerializer::exportExtraData
  			eEXTRA_ITEM				= (1<<5),		//!< specifies one element of extra data
  			eEXTRA_ITEMS			= (1<<6),		//!< specifies an array of extra data
  			eEXTRA_NAME             = (1<<7),       //!< specifies a name of extra data
  			eUNION					= (1<<8),		//!< declares a union
  			ePADDING				= (1<<9),		//!< declares explicit padding data
  			eALIGNMENT				= (1<<10),		//!< declares aligned data
  			eCOUNT_MASK_MSB			= (1<<11),		//!< specifies that the count value's most significant bit needs to be masked out
  			eCOUNT_SKIP_IF_ONE		= (1<<12),		//!< specifies that the count value is treated as zero for a variable value of one - special case for single triangle meshes
  			eCONTROL_FLIP			= (1<<13),		//!< specifies that the control value is the negate of the variable value
  			eCONTROL_MASK			= (1<<14),		//!< specifies that the control value is masked - mask bits are assumed to be within eCONTROL_MASK_RANGE
  			eCONTROL_MASK_RANGE		= 0x000000FF,	//!< mask range allowed for eCONTROL_MASK 
  			eFORCE_DWORD			= 0x7fffffff
  		};
  	};
  
  #if !PX_DOXYGEN
  }
  #endif
  
  #endif
  