Meta data accessor. More...

#include <Ptexture.h>

Inheritance diagram for PtexMetaData:

Public Member Functions
virtual void	release ()=0
	Release resources held by this pointer (pointer becomes invalid).

virtual int	numKeys ()=0
	Query number of meta data entries stored in file.

virtual void	getKey (int index, const char *&key, Ptex::MetaDataType &type)=0
	Query the name and type of a meta data entry.

virtual bool	findKey (const char *key, int &index, Ptex::MetaDataType &type)=0
	Query the index and type of a meta data entry by name.

virtual void	getValue (const char key, const char &value)=0
	Query the value of a given meta data entry.

virtual void	getValue (int index, const char *&value)=0
	Query the value of a given meta data entry by index.

virtual void	getValue (const char key, const int8_t &value, int &count)=0
	Query the value of a given meta data entry.

virtual void	getValue (int index, const int8_t *&value, int &count)=0
	Query the value of a given meta data entry by index.

virtual void	getValue (const char key, const int16_t &value, int &count)=0
	Query the value of a given meta data entry.

virtual void	getValue (int index, const int16_t *&value, int &count)=0
	Query the value of a given meta data entry by index.

virtual void	getValue (const char key, const int32_t &value, int &count)=0
	Query the value of a given meta data entry.

virtual void	getValue (int index, const int32_t *&value, int &count)=0
	Query the value of a given meta data entry by index.

virtual void	getValue (const char key, const float &value, int &count)=0
	Query the value of a given meta data entry.

virtual void	getValue (int index, const float *&value, int &count)=0
	Query the value of a given meta data entry by index.

virtual void	getValue (const char key, const double &value, int &count)=0
	Query the value of a given meta data entry.

virtual void	getValue (int index, const double *&value, int &count)=0
	Query the value of a given meta data entry by index.

Protected Member Functions
virtual	~PtexMetaData ()
	Destructor not for public use. Use release() instead.

Detailed Description

Meta data accessor.

Meta data is acquired from PtexTexture and accessed through this interface.

Definition at line 328 of file Ptexture.h.

Constructor & Destructor Documentation

◆ ~PtexMetaData()

virtual PtexMetaData::~PtexMetaData ( )

inlineprotectedvirtual

Destructor not for public use. Use release() instead.

Definition at line 331 of file Ptexture.h.

Member Function Documentation

◆ findKey()

virtual bool PtexMetaData::findKey	(	const char *	key,
		int &	index,
		Ptex::MetaDataType &	type
	)

pure virtual

Query the index and type of a meta data entry by name.

◆ getKey()

virtual void PtexMetaData::getKey	(	int	index,
		const char *&	key,
		Ptex::MetaDataType &	type
	)

pure virtual

Query the name and type of a meta data entry.

Referenced by PtexWriterBase::writeMeta().

◆ getValue() [1/12]

virtual void PtexMetaData::getValue	(	const char *	key,
		const char *&	value
	)

pure virtual

Query the value of a given meta data entry.

If the key doesn't exist or the type doesn't match, value is set to null

Implemented in PtexReader::MetaData.

Referenced by PtexWriterBase::writeMeta().

◆ getValue() [2/12]

virtual void PtexMetaData::getValue	(	const char *	key,
		const double *&	value,
		int &	count
	)

pure virtual

Query the value of a given meta data entry.

If the key doesn't exist or the type doesn't match, value is set to null

Implemented in PtexReader::MetaData.

◆ getValue() [3/12]

virtual void PtexMetaData::getValue	(	const char *	key,
		const float *&	value,
		int &	count
	)

pure virtual

Query the value of a given meta data entry.

If the key doesn't exist or the type doesn't match, value is set to null

Implemented in PtexReader::MetaData.

◆ getValue() [4/12]

virtual void PtexMetaData::getValue	(	const char *	key,
		const int16_t *&	value,
		int &	count
	)

pure virtual

Query the value of a given meta data entry.

If the key doesn't exist or the type doesn't match, value is set to null

Implemented in PtexReader::MetaData.

◆ getValue() [5/12]

virtual void PtexMetaData::getValue	(	const char *	key,
		const int32_t *&	value,
		int &	count
	)

pure virtual

Query the value of a given meta data entry.

If the key doesn't exist or the type doesn't match, value is set to null

Implemented in PtexReader::MetaData.

◆ getValue() [6/12]

virtual void PtexMetaData::getValue	(	const char *	key,
		const int8_t *&	value,
		int &	count
	)

pure virtual

Query the value of a given meta data entry.

If the key doesn't exist or the type doesn't match, value is set to null

Implemented in PtexReader::MetaData.