matrix.c File Reference

#include "magick/studio.h"
#include "magick/matrix.h"
#include "magick/memory_.h"
#include "magick/pixel-private.h"
#include "magick/utility.h"

Include dependency graph for matrix.c:

Macros
#define	GaussJordanSwap(x, y)

Functions
MagickExport double **	AcquireMagickMatrix (const size_t number_rows, const size_t size)
MagickExport MagickBooleanType	GaussJordanElimination (double **matrix, double **vectors, const size_t rank, const size_t number_vectors)
MagickExport 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)

Macro Definition Documentation

#define GaussJordanSwap	(		x,
			y
	)

Value:

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

Referenced by GaussJordanElimination().

Function Documentation

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

References AcquireQuantumMemory(), and RelinquishMagickMemory().

Referenced by GenerateCoefficients().

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

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

Referenced by GenerateCoefficients().

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

Referenced by GenerateCoefficients().

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

References RelinquishMagickMemory().

Referenced by GenerateCoefficients().