AIRealMath.h File Reference

#include "AITypes.h"
#include <math.h>
#include <float.h>
#include "AIHeaderBegin.h"
#include "AIHeaderEnd.h"

Classes
struct	AIRealMathSuite
	This suite provides functions for working with the `AIReal` values that Illustrator uses for coordinates. More...
Defines
#define	kAIRealMathSuite "AI Real Math Suite"
#define	kAIRealMathSuiteVersion AIAPI_VERSION(5)
#define	kAIRealMathVersion kAIRealMathSuiteVersion
#define	kAIRealMax ((AIReal)(DBL_MAX / 10.0F))
#define	kAIRealMin ((AIReal)-(DBL_MAX / 10.0F))
#define	kAIRealUnknown ((AIReal)DBL_MAX)
#define	kAIFloatUnknown ((AIFloat)FLT_MAX)
#define	kAIRealOne ((AIReal) 1.0)
#define	kAIRealZero ((AIReal) 0.0)
#define	kAIFloatOne (1.0f)
#define	kAIFloatZero (0.0f)
#define	kAIRealHundredth ((AIReal) 0.01)
#define	kAIRealSixteenth ((AIReal) (1.0/16.0))
#define	kAIRealTenth ((AIReal) 0.1)
#define	kAIRealEighth ((AIReal) 0.125)
#define	kAIRealQuarter ((AIReal) 0.25)
#define	kAIRealHalf ((AIReal) 0.5)
#define	kAIRealSevenEighths ((AIReal) 0.875)
#define	kAIRealOneThird ((AIReal) (1.0/3.0))
#define	kAIRealTwoThirds ((AIReal) (2.0/3.0))
#define	kAIRealFourThirds ((AIReal) (4.0/3.0))
#define	kAIRealThreeHalves ((AIReal) 1.5)
#define	kAIPi 3.141592653589793238462643383279502884197169399375
#define	kAIDoublePi ((double) kAIPi)
#define	kAIRealPi ((AIReal) kAIPi)
#define	kAIRealPi4 ((AIReal) (kAIPi/4.0))
#define	kAIRealPi2 ((AIReal) (kAIPi/2.0))
#define	kAIReal3PiOver2 ((AIReal) (kAIRealThreeHalves*kAIPi))
#define	kAIRealTwoPi ((AIReal) (kAIPi*2.0))
#define	kAIRealSquareRootOfTwo ((AIReal) 1.4142135623)
#define	kAIRealSquareRootOfThree ((AIReal) 1.7320508075688772935274463415059)
#define	kAIRealAvogadrosOther ((AIReal) 0.5522847498)
#define	kAIRealGolden ((AIReal) 1.6180339888)
#define	kSmallestFixedNumberEquivalent_Tolerance ((AIReal) (1.0 / (1 << 16)) )
#define	kAIRealTolerance kSmallestFixedNumberEquivalent_Tolerance
#define	kAIMinTransformDimensionValue ((AIReal) 0.00001)
#define	kAIToleranceForZero ((AIReal) (1.0 / (1 << 19)) )
#define	_AIRealMIN(x, y) ((x) > (y) ? (y) : (x))
#define	_AIRealMAX(x, y) ((x) > (y) ? (x) : (y))
#define	_AIRealAbs(x) ((x) >= kAIRealZero ? (x) : -(x))
#define	_AIRealRound(x) (AIReal)( (x) > 0 ? floor((x) + 0.5) : ceil((x) - 0.5))
#define	_AIRealTrunc(x) (AIReal)( (x) > 0 ? floor((x)) : ceil((x)))
#define	_AIRealFloor(x) (AIReal)floor( x)
#define	_ShortToAIReal(a) ((AIReal) (a))
#define	_AIRealRoundToShort(a) ((ai::int16) _AIRealRound(a))
#define	_AIRealTruncToShort(a) ((ai::int16) _AIRealTrunc(a))
#define	_AIRealFraction(a) ((AIReal) ((a) - _AIRealTrunc(a)))
#define	_AIRealAverage(a, b) ((AIReal) (((a) + (b)) / 2.0))
#define	_AIRealHalf(a) ((AIReal) ((a) / 2.0))
#define	_AIRealOverflow(a) ((a) == kAIRealMax \|\| (a) == kAIRealMin)
#define	_AIRealSign(a) ((AIReal) ((a) > 0 ? +1 : ((a) < 0 ? -1 : 0)))

Detailed Description

Define Documentation

#define _AIRealAbs ( x ) ((x) >= kAIRealZero ? (x) : -(x))

#define _AIRealAverage	(	a,
		b		)	((AIReal) (((a) + (b)) / 2.0))

#define _AIRealFloor ( x ) (AIReal)floor( x)

#define _AIRealFraction ( a ) ((AIReal) ((a) - _AIRealTrunc(a)))

#define _AIRealHalf ( a ) ((AIReal) ((a) / 2.0))

#define _AIRealMAX	(	x,
		y		)	((x) > (y) ? (x) : (y))

#define _AIRealMIN	(	x,
		y		)	((x) > (y) ? (y) : (x))

#define _AIRealOverflow ( a ) ((a) == kAIRealMax || (a) == kAIRealMin)

#define _AIRealRound ( x ) (AIReal)( (x) > 0 ? floor((x) + 0.5) : ceil((x) - 0.5))

#define _AIRealRoundToShort ( a ) ((ai::int16) _AIRealRound(a))

#define _AIRealSign ( a ) ((AIReal) ((a) > 0 ? +1 : ((a) < 0 ? -1 : 0)))

#define _AIRealTrunc ( x ) (AIReal)( (x) > 0 ? floor((x)) : ceil((x)))

#define _AIRealTruncToShort ( a ) ((ai::int16) _AIRealTrunc(a))

#define _ShortToAIReal ( a ) ((AIReal) (a))

#define kAIDoublePi ((double) kAIPi)

#define kAIFloatOne (1.0f)

#define kAIFloatUnknown ((AIFloat)FLT_MAX)

#define kAIFloatZero (0.0f)

#define kAIMinTransformDimensionValue ((AIReal) 0.00001)

#define kAIPi 3.141592653589793238462643383279502884197169399375

#define kAIReal3PiOver2 ((AIReal) (kAIRealThreeHalves*kAIPi))

#define kAIRealAvogadrosOther ((AIReal) 0.5522847498)

#define kAIRealEighth ((AIReal) 0.125)

#define kAIRealFourThirds ((AIReal) (4.0/3.0))

#define kAIRealGolden ((AIReal) 1.6180339888)

#define kAIRealHalf ((AIReal) 0.5)

#define kAIRealHundredth ((AIReal) 0.01)

#define kAIRealMathSuite "AI Real Math Suite"

#define kAIRealMathSuiteVersion AIAPI_VERSION(5)

#define kAIRealMathVersion kAIRealMathSuiteVersion

#define kAIRealMax ((AIReal)(DBL_MAX / 10.0F))

#define kAIRealMin ((AIReal)-(DBL_MAX / 10.0F))

#define kAIRealOne ((AIReal) 1.0)

Referenced by ai::DocumentUtils::ArtScaler::DownScaleArt(), and ai::DocumentUtils::ArtScaler::IsScaleFactorOne().

#define kAIRealOneThird ((AIReal) (1.0/3.0))

#define kAIRealPi ((AIReal) kAIPi)

#define kAIRealPi2 ((AIReal) (kAIPi/2.0))

#define kAIRealPi4 ((AIReal) (kAIPi/4.0))

#define kAIRealQuarter ((AIReal) 0.25)

#define kAIRealSevenEighths ((AIReal) 0.875)

#define kAIRealSixteenth ((AIReal) (1.0/16.0))

#define kAIRealSquareRootOfThree ((AIReal) 1.7320508075688772935274463415059)

#define kAIRealSquareRootOfTwo ((AIReal) 1.4142135623)

#define kAIRealTenth ((AIReal) 0.1)

#define kAIRealThreeHalves ((AIReal) 1.5)

#define kAIRealTolerance kSmallestFixedNumberEquivalent_Tolerance

#define kAIRealTwoPi ((AIReal) (kAIPi*2.0))

#define kAIRealTwoThirds ((AIReal) (2.0/3.0))

#define kAIRealUnknown ((AIReal)DBL_MAX)

Referenced by AIArtStylePaintData::InitFillToUnknown(), and AIArtStylePaintData::InitStrokeToUnknown().

#define kAIRealZero ((AIReal) 0.0)

Referenced by AICursorConstraint::AICursorConstraint(), ai::Dictionary::Impl::GetReal(), AIStrokeStyle::Init(), AIDashStyle::Init(), AIGradientStop::Init(), and AIGradientStyle::Init().

#define kAIToleranceForZero ((AIReal) (1.0 / (1 << 19)) )

#define kSmallestFixedNumberEquivalent_Tolerance ((AIReal) (1.0 / (1 << 16)) )

AIRealMath.h File Reference

Classes

Defines

Detailed Description

Define Documentation