KmUtils.h File Reference

#include <mrpt/config.h>
#include <memory.h>
#include <cstdlib>

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Macros
#define	ENABLE_KMEANS_ASSERTS
#define	KM_ASSERT(expression)   (void)((expression) != 0 ? 0 : __KMeansAssertionFailure(__FILE__, __LINE__, #expression))

Typedefs
using	Scalar = double

Functions
Scalar *	PointAllocate (int d)
void	PointFree (Scalar *p)
void	PointCopy (Scalar *p1, const Scalar *p2, int d)
void	PointAdd (Scalar *p1, const Scalar *p2, int d)
void	PointScale (Scalar *p, Scalar scale, int d)
Scalar	PointDistSq (const Scalar *p1, const Scalar *p2, int d)
int	__KMeansAssertionFailure (const char *file, int line, const char *expression)
int	GetRandom (int n)

Macro Definition Documentation

ENABLE_KMEANS_ASSERTS

#define ENABLE_KMEANS_ASSERTS

Definition at line 82 of file KmUtils.h.

KM_ASSERT

#define KM_ASSERT

(

expression

)

(void)((expression) != 0 ? 0 : __KMeansAssertionFailure(__FILE__, __LINE__, #expression))

Definition at line 86 of file KmUtils.h.

Referenced by KmTree::BuildNodes(), KmTree::DoKMeansStep(), KmTree::DoKMeansStepAtNode(), KmTree::KmTree(), RunKMeans(), RunKMeansPlusPlus(), and KmTree::SeedKMeansPlusPlus().

Typedef Documentation

Scalar

using Scalar = double

Definition at line 43 of file KmUtils.h.

Function Documentation

__KMeansAssertionFailure()

int __KMeansAssertionFailure	(	const char *	file,
		int	line,
		const char *	expression
	)

Definition at line 17 of file KmUtils.cpp.

GetRandom()

int GetRandom ( int  n )

inline

Definition at line 100 of file KmUtils.h.

Referenced by RunKMeans(), and KmTree::SeedKMeansPlusPlus().

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PointAdd()

void PointAdd ( Scalar *  p1, const Scalar *  p2, int  d  )

inline

Definition at line 61 of file KmUtils.h.

Referenced by KmTree::BuildNodes(), and KmTree::DoKMeansStepAtNode().

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PointAllocate()

Scalar* PointAllocate ( int  d )

inline

Definition at line 49 of file KmUtils.h.

Referenced by KmTree::BuildNodes(), KmTree::DoKMeansStep(), and KmTree::KmTree().

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PointCopy()

void PointCopy ( Scalar *  p1, const Scalar *  p2, int  d  )

inline

Definition at line 55 of file KmUtils.h.

References mrpt::system::os::memcpy().

Referenced by KmTree::BuildNodes(), KmTree::DoKMeansStep(), and KmTree::KmTree().

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PointDistSq()

Scalar PointDistSq ( const Scalar *  p1, const Scalar *  p2, int  d  )

inline

Definition at line 71 of file KmUtils.h.

Referenced by KmTree::DoKMeansStepAtNode(), KmTree::SeedKMeansPlusPlus(), and KmTree::SeedKmppUpdateAssignment().

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PointFree()

void PointFree ( Scalar *  p )

inline

Definition at line 54 of file KmUtils.h.

Referenced by KmTree::BuildNodes(), KmTree::DoKMeansStep(), and KmTree::KmTree().

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PointScale()

void PointScale ( Scalar *  p, Scalar  scale, int  d  )

inline

Definition at line 66 of file KmUtils.h.

Referenced by KmTree::BuildNodes(), and KmTree::DoKMeansStep().

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