gem.h File Reference

#include "MagickCore/fx.h"
#include "MagickCore/random_.h"

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Functions
MagickExport double	ExpandAffine (const AffineMatrix *)
MagickExport void	ConvertHSLToRGB (const double, const double, const double, double *, double *, double *)
MagickExport void	ConvertRGBToHSL (const double, const double, const double, double *, double *, double *)

Function Documentation

ConvertHSLToRGB()

MagickExport void ConvertHSLToRGB	(	const double	,
		const double	,
		const double	,
		double *	,
		double *	,
		double *
	)

ConvertRGBToHSL()

MagickExport void ConvertRGBToHSL	(	const double	red,
		const double	green,
		const double	blue,
		double *	hue,
		double *	saturation,
		double *	lightness
	)

Definition at line 1104 of file gem.c.

References MagickEpsilon, MagickMax, MagickMin, PerceptibleReciprocal(), and QuantumScale.

Referenced by ColorThresholdImage(), ExecuteRPN(), GetHslFlt(), GetHslInt(), ModulateHSL(), and sRGBTransformImage().

ExpandAffine()

MagickExport double ExpandAffine

(

const AffineMatrix *

affine

)

Definition at line 1469 of file gem.c.

References _AffineMatrix::rx, _AffineMatrix::ry, _AffineMatrix::sx, and _AffineMatrix::sy.

Referenced by DrawBoundingRectangles(), DrawDashPolygon(), DrawPolygonPrimitive(), DrawPrimitive(), RenderMVGContent(), RenderPostscript(), and TraceStrokePolygon().