CATUtil.h File Reference

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Detailed Description

Defines basic utility functions.

Copyright (c) 2003-2008 by Michael Ellison. See COPYING.txt for the Game Accessibility Suite [GAS] License (MIT License).

Definition in file CATUtil.h.

#include <limits.h>
#include <math.h>

Go to the source code of this file.

Enumerations
enum	CATVALUE_TYPE {   CATVALUE_LINEAR,   CATVALUE_DB }
Functions
template<class T>
T const &	CATMin (T const &a, T const &b)
	CATMin returns the minimum of two values. Types must be the same.
template<class T>
T const &	CATMax (T const &a, T const &b)
	CATMax returns the maximum of two values. Types must be the same.
template<class T>
void	CATSwap (T &a, T &b)
	CATSwap swaps to values of the same type.
template<class T>
T	CATAbs (T const &a)
	CATAbs finds the absolute value.
template<class T>
T	CATAbsDiff (T const &a, T const &b)
	CATAbsDiff returns the absolute difference between values.
CATInt32	CATRound (CATFloat32 floatVal)
CATInt32	CATRound (CATFloat64 dblVal)
CATFloat32	CATConstrainAngle (CATFloat32 angle)
CATFloat64	CATConstrainAngle (CATFloat64 angle)
CATFloat32	CATModFloat (CATFloat32 modFloat, CATUInt32 modBase)
CATFloat64	CATModFloat (CATFloat64 modFloat, CATUInt32 modBase)
CATUInt32	CATGreatestCommonDenominator (CATUInt32 a, CATUInt32 b)
CATInt32	CATGreatestCommonDenominator (CATInt32 a, CATInt32 b)
CATUInt32	CATLowestCommonMultiple (CATUInt32 a, CATUInt32 b)
CATInt32	CATLowestCommonMultiple (CATInt32 a, CATInt32 b)
CATInt32	CATSwapLittleEndian (CATInt32 a)
	Swap endian of value if and only if we're on a little-endian machine.
CATUInt32	CATSwapLittleEndian (CATUInt32 a)
CATUInt16	CATSwapLittleEndian (CATUInt16 a)
Variables
const CATFloat32	kCATPI = (CATFloat32)(3.1415926535897932384626433832795)
const CATFloat32	kCATPI_2 = kCATPI/2
const CATFloat32	kCAT2_PI = kCATPI*2
const CATFloat32	kCATDEGTORAD = (CATFloat32)(kCATPI / 180.0)
const CATFloat32	kCATRADTODEG = (CATFloat32)(180.0 / kCATPI)
const CATFloat32	kCATINV2PI = (CATFloat32)(1.0 / ( 8 * 0.78539816339744830961566084581988))

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