An array of random values. More...

#include <GT_DARandom.h>

Inheritance diagram for GT_DARandom:

Public Member Functions
void	setRange (fpreal min=0, fpreal max=1)
	The random numbers generated will be fit to this range. More...


	GT_DARandom (GT_Size array_size, int tuple_size=1, GT_Type tinfo=GT_TYPE_NONE, uint seed=0, fpreal min=0, fpreal max=1)
	Constructors/Destructors. More...

	GT_DARandom (const GT_DARandom &src)
	Constructors/Destructors. More...

	~GT_DARandom () override
	Constructors/Destructors. More...


const char *	className () const override

GT_Storage	getStorage () const override

GT_Size	entries () const override

GT_Size	getTupleSize () const override

int64	getMemoryUsage () const override

GT_Type	getTypeInfo () const override

fpreal32	getF32 (GT_Offset offset, int idx) const override

uint8	getU8 (GT_Offset offset, int idx) const override

int32	getI32 (GT_Offset offset, int idx) const override

GT_String	getS (GT_Offset offset, int idx) const override

GT_Size	getStringIndexCount () const override

GT_Offset	getStringIndex (GT_Offset, int) const override

void	getIndexedStrings (UT_StringArray &, UT_IntArray &) const override

GT_Size	getDictIndexCount () const override

GT_Offset	getDictIndex (GT_Offset, int) const override

void	getIndexedDicts (UT_Array< UT_OptionsHolder > &, UT_IntArray &) const override

GT_DataArrayHandle	harden () const override

Public Member Functions inherited from GT_DataArray
	GT_DataArray ()

	GT_DataArray (const GT_DataArray &src)

virtual	~GT_DataArray ()

virtual GT_Size	itemSize (GT_Offset) const
	Return the number of elements in the array for the given item. More...

virtual GT_Size	getTotalArrayEntries () const

virtual bool	hasArrayEntries () const
	Returns "true" if each entry is an array. More...

virtual bool	getPointerAliasing (const void *data) const
	Return "true" if there's pointer aliasing. More...

virtual bool	isValid () const
	Data array is valid; can be sampled from. More...

virtual const void *	getBackingData () const

virtual int64	getDataId () const

template<typename T >
const T *	getArray (GT_DataArrayHandle &buffer) const
	Template-friendly version of getU8Array() and related methods. More...

virtual void	getStrings (UT_StringArray &strings) const

void	fillStrings (UT_StringArray &result, int tuple_idx=0) const

virtual void	fillStringArray (UT_StringArray &data, UT_ValArray< int > &sizes, GT_Offset start, GT_Size length) const

virtual void	getDictionaries (UT_Array< UT_OptionsHolder > &dicts) const

virtual void	fillDictionaryArray (UT_Array< UT_OptionsHolder > &data, UT_ValArray< int > &sizes, GT_Offset start, GT_Size length) const

virtual void	extendedFillArray (uint8 *data, GT_Offset start, GT_Size length, int tsize, int nrepeats, int stride=-1, fpreal black=0, fpreal white=1) const

virtual bool	isEqual (const GT_DataArray &src) const
	Compare whether two data arrays are equal. More...

bool	getMinMax (fpreal64 min, fpreal64 max) const
	Enlarge a bounding box with values of this 3-tuple array. More...

bool	enlargeBounds (UT_BoundingBox &b) const

GT_Storage	checkIndexing (GT_IndexingMode mode) const
	Test to see whether the data array requires int32 or int64 indexing. More...

void	dumpValues (const char *msg=NULL) const
	For debugging, print values to stdout. More...

bool	save (UT_JSONWriter &w, bool flat=true) const

void	copyDataId (const GT_DataArray &src)

void	setDataId (int64 id)

virtual void	updateGeoDetail (const GU_ConstDetailHandle &dtl, const char *attrib_name, GT_Owner attrib_owner, const int expected_size)
	Update cached data, in case the underlying attribute changed. More...

template<typename T >
T	getValue (GT_Offset index) const
	Public accessor for POD types. More...

template<typename T >
T	lerpValue (GT_Offset i0, GT_Offset i1, fpreal t) const

template<typename T >
T	bilerpValue (GT_Offset u0v0, GT_Offset u1v0, GT_Offset u0v1, GT_Offset u1v1, fpreal u, fpreal v)

virtual int8	getI8 (GT_Offset offset, int idx=0) const

virtual int16	getI16 (GT_Offset offset, int idx=0) const

virtual int64	getI64 (GT_Offset offset, int idx=0) const

virtual fpreal16	getF16 (GT_Offset offset, int idx=0) const

virtual fpreal64	getF64 (GT_Offset offset, int idx=0) const

virtual bool	getSA (UT_StringArray &a, GT_Offset offset) const

virtual GT_Dict	getDict (GT_Offset offset, int idx=0) const

virtual bool	getDictA (UT_Array< UT_OptionsHolder > &a, GT_Offset offset) const

virtual bool	getFA16 (UT_ValArray< fpreal16 > &a, GT_Offset offset) const

virtual bool	getFA32 (UT_ValArray< fpreal32 > &a, GT_Offset offset) const

virtual bool	getFA64 (UT_ValArray< fpreal64 > &a, GT_Offset offset) const

virtual bool	getUA8 (UT_ValArray< uint8 > &a, GT_Offset offset) const

virtual bool	getIA8 (UT_ValArray< int8 > &a, GT_Offset offset) const

virtual bool	getIA16 (UT_ValArray< int16 > &a, GT_Offset offset) const

virtual bool	getIA32 (UT_ValArray< int32 > &a, GT_Offset offset) const

virtual bool	getIA64 (UT_ValArray< int64 > &a, GT_Offset offset) const

virtual const uint8 *	getU8Array (GT_DataArrayHandle &buffer) const

virtual const int8 *	getI8Array (GT_DataArrayHandle &buffer) const

virtual const int16 *	getI16Array (GT_DataArrayHandle &buffer) const

virtual const int32 *	getI32Array (GT_DataArrayHandle &buffer) const

virtual const int64 *	getI64Array (GT_DataArrayHandle &buffer) const

virtual const fpreal16 *	getF16Array (GT_DataArrayHandle &buffer) const

virtual const fpreal32 *	getF32Array (GT_DataArrayHandle &buffer) const

virtual const fpreal64 *	getF64Array (GT_DataArrayHandle &buffer) const

const fpreal *	getRealArray (GT_DataArrayHandle &buffer) const

void	import (GT_Offset idx, int8 *data, GT_Size size=0) const

void	import (GT_Offset idx, int16 *data, GT_Size size=0) const

void	import (GT_Offset idx, int32 *data, GT_Size size=0) const

void	import (GT_Offset idx, int64 *data, GT_Size size=0) const

void	import (GT_Offset idx, fpreal16 *data, GT_Size size=0) const

void	import (GT_Offset idx, fpreal32 *data, GT_Size size=0) const

void	import (GT_Offset idx, fpreal64 *data, GT_Size size=0) const

void	import (GT_Offset idx, UT_ValArray< fpreal16 > &data) const

void	import (GT_Offset idx, UT_ValArray< fpreal32 > &data) const

void	import (GT_Offset idx, UT_ValArray< fpreal64 > &data) const

void	import (GT_Offset idx, UT_ValArray< uint8 > &data) const

void	import (GT_Offset idx, UT_ValArray< int8 > &data) const

void	import (GT_Offset idx, UT_ValArray< int16 > &data) const

void	import (GT_Offset idx, UT_ValArray< int32 > &data) const

void	import (GT_Offset idx, UT_ValArray< int64 > &data) const

void	import (GT_Offset idx, UT_StringArray &data) const

void	import (GT_Offset idx, UT_Array< UT_OptionsHolder > &data) const

void	import (GT_Offset idx, uint8 *data, GT_Size size=0, fpreal black=0, fpreal white=1) const

void	fillArray (int8 *data, GT_Offset start, GT_Size length, int tsize, int stride=-1) const

void	fillArray (int16 *data, GT_Offset start, GT_Size length, int tsize, int stride=-1) const

void	fillArray (int32 *data, GT_Offset start, GT_Size length, int tsize, int stride=-1) const

void	fillArray (int64 *data, GT_Offset start, GT_Size length, int tsize, int stride=-1) const

void	fillArray (fpreal16 *data, GT_Offset start, GT_Size length, int tsize, int stride=-1) const

void	fillArray (fpreal32 *data, GT_Offset start, GT_Size length, int tsize, int stride=-1) const

void	fillArray (fpreal64 *data, GT_Offset start, GT_Size length, int tsize, int stride=-1) const

void	fillArray (uint8 *data, GT_Offset start, GT_Size length, int tsize, int stride=-1, fpreal black=0, fpreal white=1) const

void	fillVec3BBox (fpreal32 *dest, GT_Offset start, GT_Size length, UT_BoundingBoxF &bbox, int tsize, int stride=-1)

void	fillVec3BBox (fpreal64 *dest, GT_Offset start, GT_Size length, UT_BoundingBoxD &bbox, int tsize, int stride=-1)

void	fillArray (UT_Array< uint8 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

void	fillArray (UT_Array< int8 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

void	fillArray (UT_Array< int16 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

void	fillArray (UT_Array< int32 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

void	fillArray (UT_Array< int64 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

void	fillArray (UT_Array< fpreal16 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

void	fillArray (UT_Array< fpreal32 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

void	fillArray (UT_Array< fpreal64 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

virtual void	extendedFill (uint8 *data, GT_Offset start, GT_Size length, int tsize, int nrepeats, int stride=-1) const

virtual void	extendedFill (int8 *data, GT_Offset start, GT_Size length, int tsize, int nrepeats, int stride=-1) const

virtual void	extendedFill (int16 *data, GT_Offset start, GT_Size length, int tsize, int nrepeats, int stride=-1) const

virtual void	extendedFill (int32 *data, GT_Offset start, GT_Size length, int tsize, int nrepeats, int stride=-1) const

virtual void	extendedFill (int64 *data, GT_Offset start, GT_Size length, int tsize, int nrepeats, int stride=-1) const

virtual void	extendedFill (fpreal16 *data, GT_Offset start, GT_Size length, int tsize, int nrepeats, int stride=-1) const

virtual void	extendedFill (fpreal32 *data, GT_Offset start, GT_Size length, int tsize, int nrepeats, int stride=-1) const

virtual void	extendedFill (fpreal64 *data, GT_Offset start, GT_Size length, int tsize, int nrepeats, int stride=-1) const

virtual const uint8 *	get (GT_Offset i, uint8 *store, int sz) const

virtual const int8 *	get (GT_Offset i, int8 *store, int sz) const

virtual const int16 *	get (GT_Offset i, int16 *store, int sz) const

virtual const int32 *	get (GT_Offset i, int32 *store, int sz) const

virtual const int64 *	get (GT_Offset i, int64 *store, int sz) const

virtual const fpreal16 *	get (GT_Offset i, fpreal16 *store, int z) const

virtual const fpreal32 *	get (GT_Offset i, fpreal32 *store, int z) const

virtual const fpreal64 *	get (GT_Offset i, fpreal64 *store, int z) const

virtual void	getRange (exint &lo, exint &hi, int tuple_idx=0) const

virtual void	getRange (fpreal &lo, fpreal &hi, int tidx=0) const

SYS_HashType	hash () const

virtual SYS_HashType	hashRange (exint begin, exint end) const

Public Member Functions inherited from UT_IntrusiveRefCounter< GT_DataArray >
SYS_FORCE_INLINE	UT_IntrusiveRefCounter () noexcept
	Default constructor: Sets counter to 0. More...

SYS_FORCE_INLINE	UT_IntrusiveRefCounter (const UT_IntrusiveRefCounter &) noexcept
	Copy constructor: Sets counter to 0. More...

UT_IntrusiveRefCounter &	operator= (const UT_IntrusiveRefCounter &) noexcept
	Assignment operator: Does not modify counter. More...

SYS_FORCE_INLINE uint32	use_count () const noexcept
	Return current counter. More...

SYS_FORCE_INLINE bool	conditionalAddRef () noexcept

Additional Inherited Members
Static Public Member Functions inherited from GT_DataArray
static bool	isBigInteger (GT_Size size)
	Quick & dirty test to see if a size is bigger than a 32 bit int. More...

static void *	operator new (size_t size)

static void *	operator new (size_t size, void *p)

static void	operator delete (void *p, size_t size)

Protected Member Functions inherited from GT_DataArray
virtual bool	computeMinMax (fpreal64 min, fpreal64 max) const

SYS_STATIC_FORCE_INLINE GT_Size	fixImportTupleSize (GT_Size size, GT_Size tuple_size)

template<typename T_POD >
void	t_extendedFill (T_POD *dest, GT_Offset start, GT_Size length, int tsize, int nrepeats, int stride) const
	Templated method to fill an array. More...

template<typename T_POD >
void	t_extendedFillArray (UT_Array< T_POD > &dest, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const
	Templated method to fill an array attribute. More...

virtual void	doImport (GT_Offset idx, uint8 *data, GT_Size size) const

virtual void	doImport (GT_Offset idx, int8 *data, GT_Size size) const

virtual void	doImport (GT_Offset idx, int16 *data, GT_Size size) const

virtual void	doImport (GT_Offset idx, int32 *data, GT_Size size) const

virtual void	doImport (GT_Offset idx, int64 *data, GT_Size size) const

virtual void	doImport (GT_Offset idx, fpreal16 *data, GT_Size size) const

virtual void	doImport (GT_Offset idx, fpreal32 *data, GT_Size size) const

virtual void	doImport (GT_Offset idx, fpreal64 *data, GT_Size size) const

virtual void	doImportArray (GT_Offset idx, UT_ValArray< fpreal16 > &data) const

virtual void	doImportArray (GT_Offset idx, UT_ValArray< fpreal32 > &data) const

virtual void	doImportArray (GT_Offset idx, UT_ValArray< fpreal64 > &data) const

virtual void	doImportArray (GT_Offset idx, UT_ValArray< uint8 > &data) const

virtual void	doImportArray (GT_Offset idx, UT_ValArray< int8 > &data) const

virtual void	doImportArray (GT_Offset idx, UT_ValArray< int16 > &data) const

virtual void	doImportArray (GT_Offset idx, UT_ValArray< int32 > &data) const

virtual void	doImportArray (GT_Offset idx, UT_ValArray< int64 > &data) const

virtual void	doImportQuantized (GT_Offset idx, uint8 *data, GT_Size size, fpreal black, fpreal white) const

virtual void	doFillArray (uint8 *data, GT_Offset start, GT_Size length, int tuple_size, int stride) const

virtual void	doFillArray (int8 *data, GT_Offset start, GT_Size length, int tuple_size, int stride) const

virtual void	doFillArray (int16 *data, GT_Offset start, GT_Size length, int tuple_size, int stride) const

virtual void	doFillArray (int32 *data, GT_Offset start, GT_Size length, int tuple_size, int stride) const

virtual void	doFillArray (int64 *data, GT_Offset start, GT_Size length, int tuple_size, int stride) const

virtual void	doFillArray (fpreal16 *data, GT_Offset start, GT_Size length, int tuple_size, int stride) const

virtual void	doFillArray (fpreal32 *data, GT_Offset start, GT_Size length, int tuple_size, int stride) const

virtual void	doFillArray (fpreal64 *data, GT_Offset start, GT_Size length, int tuple_size, int stride) const

virtual void	doFillArrayAttr (UT_Array< uint8 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

virtual void	doFillArrayAttr (UT_Array< int8 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

virtual void	doFillArrayAttr (UT_Array< int16 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

virtual void	doFillArrayAttr (UT_Array< int32 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

virtual void	doFillArrayAttr (UT_Array< int64 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

virtual void	doFillArrayAttr (UT_Array< fpreal16 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

virtual void	doFillArrayAttr (UT_Array< fpreal32 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

virtual void	doFillArrayAttr (UT_Array< fpreal64 > &data, UT_Array< int > &sizes, GT_Offset start, GT_Size length) const

virtual void	doFillQuantizedArray (uint8 *data, GT_Offset start, GT_Size length, int tuple_size, int stride, fpreal black, fpreal white) const

virtual void	doExtendedQuantizedFill (uint8 *data, GT_Offset start, GT_Size length, int tuple_size, int nrepeats, int stride, fpreal black, fpreal white) const

virtual void	doFillVec3BBox (fpreal32 *dest, GT_Offset start, GT_Size length, UT_BoundingBoxF &bbox, int, int stride)

virtual void	doFillVec3BBox (fpreal64 *dest, GT_Offset start, GT_Size length, UT_BoundingBoxD &bbox, int, int stride)

Protected Member Functions inherited from UT_IntrusiveRefCounter< GT_DataArray >
SYS_FORCE_INLINE	~UT_IntrusiveRefCounter ()
	Destructor: Only derived classes can destruct this. More...

Detailed Description

An array of random values.

This array has minimal storage and represents an array of random values.

Note: The array has issues with more than 2^31 entries

Definition at line 22 of file GT_DARandom.h.

Constructor & Destructor Documentation

GT_DARandom::GT_DARandom	(	GT_Size	array_size,
		int	tuple_size = `1`,
		GT_Type	tinfo = `GT_TYPE_NONE`,
		uint	seed = `0`,
		fpreal	min = `0`,
		fpreal	max = `1`
	)