matrix.c File Reference

#include "MagickCore/studio.h"
#include "MagickCore/matrix.h"
#include "MagickCore/matrix-private.h"
#include "MagickCore/memory_.h"

Include dependency graph for matrix.c:

Go to the source code of this file.

Defines
#define	GaussJordanSwap(x, y)
Functions
MagickExport double **	AcquireMagickMatrix (const size_t number_rows, const size_t size)
MagickPrivate MagickBooleanType	GaussJordanElimination (double **matrix, double **vectors, const size_t rank, const size_t number_vectors)
MagickPrivate void	LeastSquaresAddTerms (double **matrix, double **vectors, const double *terms, const double *results, const size_t rank, const size_t number_vectors)
MagickExport double **	RelinquishMagickMatrix (double **matrix, const size_t number_rows)

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Define Documentation

#define GaussJordanSwap	(		x,
			y
	)

Value:

{ \
  if ((x) != (y)) \
    { \
      (x)+=(y); \
      (y)=(x)-(y); \
      (x)=(x)-(y); \
    } \
}

Referenced by GaussJordanElimination().

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Function Documentation

MagickExport double** AcquireMagickMatrix	(	const size_t	number_rows,
		const size_t	size
	)

Definition at line 81 of file matrix.c.

References AcquireQuantumMemory(), and RelinquishMagickMemory().

Referenced by GenerateCoefficients().

MagickPrivate MagickBooleanType GaussJordanElimination	(	double **	matrix,
		double **	vectors,
		const size_t	rank,
		const size_t	number_vectors
	)

Definition at line 190 of file matrix.c.

References AcquireQuantumMemory(), RelinquishMagickMemory(), MagickFalse, ResetMagickMemory(), GaussJordanSwap, and MagickTrue.

Referenced by GenerateCoefficients().

MagickPrivate void LeastSquaresAddTerms	(	double **	matrix,
		double **	vectors,
		const double *	terms,
		const double *	results,
		const size_t	rank,
		const size_t	number_vectors
	)

Definition at line 370 of file matrix.c.

Referenced by GenerateCoefficients().

MagickExport double** RelinquishMagickMatrix	(	double **	matrix,
		const size_t	number_rows
	)

Definition at line 414 of file matrix.c.

References RelinquishMagickMemory().

Referenced by GenerateCoefficients().