random_.h File Reference

#include "MagickCore/string_.h"

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Typedefs
typedef struct _RandomInfo	RandomInfo
Functions
MagickExport double	GetRandomValue (RandomInfo *)
MagickExport double	GetPseudoRandomValue (RandomInfo *)
MagickExport RandomInfo *	AcquireRandomInfo (void)
MagickExport RandomInfo *	DestroyRandomInfo (RandomInfo *)
MagickExport StringInfo *	GetRandomKey (RandomInfo *, const size_t)
MagickExport void	SeedPseudoRandomGenerator (const unsigned long)
MagickExport void	SetRandomKey (RandomInfo *, const size_t, unsigned char *)
MagickExport void	SetRandomTrueRandom (const MagickBooleanType)

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Typedef Documentation

typedef struct _RandomInfo RandomInfo

Definition at line 30 of file random_.h.

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Function Documentation

MagickExport RandomInfo* AcquireRandomInfo

(

void

)

MagickExport RandomInfo * DestroyRandomInfo

(

RandomInfo *

)

Definition at line 275 of file random.c.

References LogMagickEvent(), TraceEvent, GetMagickModule, _RandomInfo::signature, MagickSignature, LockSemaphoreInfo(), _RandomInfo::semaphore, _RandomInfo::reservoir, DestroyStringInfo(), _RandomInfo::nonce, _RandomInfo::signature_info, DestroySignatureInfo(), ResetMagickMemory(), _RandomInfo::seed, UnlockSemaphoreInfo(), DestroySemaphoreInfo(), and RelinquishMagickMemory().

Referenced by DestroyPixelCache(), DestroyFxInfo(), PlasmaImage(), DestroyRandomInfoThreadSet(), and ResourceComponentTerminus().

MagickExport double GetPseudoRandomValue

(

RandomInfo *

)

Definition at line 599 of file random.c.

References _RandomInfo::seed, and _RandomInfo::normalize.

Referenced by RandomX(), RandomY(), SpreadImage(), FxEvaluateSubexpression(), PlasmaPixel(), SketchImage(), GenerateDifferentialNoise(), and RandomThresholdImage().

MagickExport StringInfo* GetRandomKey	(	RandomInfo *	,
		const size_t
	)

Definition at line 643 of file random.c.

References AcquireStringInfo(), SetRandomKey(), and GetStringInfoDatum().

Referenced by AcquireRandomInfo(), and AcquireUniqueFileResource().

MagickExport double GetRandomValue

(

RandomInfo *

)

MagickExport void SeedPseudoRandomGenerator

(

const unsigned long

)

MagickExport void SetRandomKey	(	RandomInfo *	,
		const size_t	,
		unsigned char *
	)

MagickExport void SetRandomTrueRandom

(

const MagickBooleanType

)

Definition at line 891 of file random.c.

References gather_true_random.