mirror of
https://github.com/nillerusr/source-engine.git
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552 lines
12 KiB
C
552 lines
12 KiB
C
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/*
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File: FixMath.h
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Contains: Fixed Math Interfaces.
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Version: QuickTime 7.3
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Copyright: (c) 2007 (c) 1985-2001 by Apple Computer, Inc., all rights reserved
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Bugs?: For bug reports, consult the following page on
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the World Wide Web:
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http://developer.apple.com/bugreporter/
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*/
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#ifndef __FIXMATH__
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#define __FIXMATH__
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#ifndef __MACTYPES__
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#include <MacTypes.h>
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#endif
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#if PRAGMA_ONCE
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#pragma once
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if PRAGMA_IMPORT
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#pragma import on
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#endif
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#define fixed1 ((Fixed) 0x00010000L)
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#define fract1 ((Fract) 0x40000000L)
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#define positiveInfinity ((long) 0x7FFFFFFFL)
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#define negativeInfinity ((long) 0x80000000L)
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/*
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FixRatio, FixMul, and FixRound were previously in ToolUtils.h
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*/
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/*
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* FixRatio()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( Fixed )
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FixRatio(
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short numer,
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short denom) ONEWORDINLINE(0xA869);
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/*
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* FixMul()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( Fixed )
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FixMul(
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Fixed a,
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Fixed b) ONEWORDINLINE(0xA868);
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/*
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* FixRound()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( short )
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FixRound(Fixed x) ONEWORDINLINE(0xA86C);
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/*
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* Fix2Frac()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( Fract )
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Fix2Frac(Fixed x) ONEWORDINLINE(0xA841);
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/*
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* Fix2Long()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( long )
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Fix2Long(Fixed x) ONEWORDINLINE(0xA840);
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/*
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* Long2Fix()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( Fixed )
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Long2Fix(long x) ONEWORDINLINE(0xA83F);
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/*
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* Frac2Fix()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( Fixed )
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Frac2Fix(Fract x) ONEWORDINLINE(0xA842);
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/*
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* FracMul()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( Fract )
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FracMul(
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Fract x,
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Fract y) ONEWORDINLINE(0xA84A);
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/*
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* FixDiv()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( Fixed )
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FixDiv(
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Fixed x,
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Fixed y) ONEWORDINLINE(0xA84D);
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/*
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* FracDiv()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( Fract )
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FracDiv(
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Fract x,
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Fract y) ONEWORDINLINE(0xA84B);
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/*
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* FracSqrt()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( Fract )
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FracSqrt(Fract x) ONEWORDINLINE(0xA849);
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/*
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* FracSin()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( Fract )
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FracSin(Fixed x) ONEWORDINLINE(0xA848);
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/*
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* FracCos()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( Fract )
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FracCos(Fixed x) ONEWORDINLINE(0xA847);
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/*
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* FixATan2()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( Fixed )
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FixATan2(
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long x,
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long y) ONEWORDINLINE(0xA818);
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/*
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Frac2X, Fix2X, X2Fix, and X2Frac translate to and from
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the floating point type "extended" (that's what the X is for).
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On the original Mac this was 80-bits and the functions could be
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accessed via A-Traps. When the 68881 co-processor was added,
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it used 96-bit floating point types, so the A-Traps could not
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be used. When PowerPC was added, it used 64-bit floating point
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types, so yet another prototype was added.
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*/
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#if TARGET_CPU_68K
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#if TARGET_RT_MAC_68881
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#if CALL_NOT_IN_CARBON
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/*
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* Frac2X()
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*
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* Availability:
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* Non-Carbon CFM: not available
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* CarbonLib: not available
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* Mac OS X: not available
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*/
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EXTERN_API( long double )
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Frac2X(Fract x);
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/*
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* Fix2X()
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*
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* Availability:
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* Non-Carbon CFM: not available
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* CarbonLib: not available
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* Mac OS X: not available
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*/
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EXTERN_API( long double )
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Fix2X(Fixed x);
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/*
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* X2Fix()
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*
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* Availability:
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* Non-Carbon CFM: not available
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* CarbonLib: not available
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* Mac OS X: not available
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*/
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EXTERN_API( Fixed )
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X2Fix(long double x);
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/*
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* X2Frac()
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*
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* Availability:
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* Non-Carbon CFM: not available
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* CarbonLib: not available
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* Mac OS X: not available
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*/
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EXTERN_API( Fract )
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X2Frac(long double x);
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#endif /* CALL_NOT_IN_CARBON */
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#else
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#if CALL_NOT_IN_CARBON
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/*
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* Frac2X()
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*
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* Availability:
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* Non-Carbon CFM: not available
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* CarbonLib: not available
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* Mac OS X: not available
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*/
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EXTERN_API( long double )
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Frac2X(Fract x) ONEWORDINLINE(0xA845);
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/*
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* Fix2X()
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*
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* Availability:
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* Non-Carbon CFM: not available
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* CarbonLib: not available
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* Mac OS X: not available
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*/
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EXTERN_API( long double )
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Fix2X(Fixed x) ONEWORDINLINE(0xA843);
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/*
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* X2Fix()
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*
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* Availability:
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* Non-Carbon CFM: not available
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* CarbonLib: not available
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* Mac OS X: not available
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*/
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EXTERN_API( Fixed )
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X2Fix(long double x) ONEWORDINLINE(0xA844);
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/*
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* X2Frac()
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*
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* Availability:
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* Non-Carbon CFM: not available
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* CarbonLib: not available
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* Mac OS X: not available
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*/
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EXTERN_API( Fract )
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X2Frac(long double x) ONEWORDINLINE(0xA846);
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#endif /* CALL_NOT_IN_CARBON */
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#endif /* TARGET_RT_MAC_68881 */
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#else
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/*
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* Frac2X()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( double )
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Frac2X(Fract x);
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/*
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* Fix2X()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( double )
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Fix2X(Fixed x);
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/*
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* X2Fix()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( Fixed )
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X2Fix(double x);
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/*
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* X2Frac()
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*
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* Availability:
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
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* CarbonLib: in CarbonLib 1.0 and later
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API( Fract )
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X2Frac(double x);
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#endif /* TARGET_CPU_68K */
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/* QuickTime 3.0 makes these Wide routines available on other platforms*/
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#if TARGET_CPU_PPC || !TARGET_OS_MAC || TARGET_CPU_X86
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/*
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* WideCompare()
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*
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||
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* Availability:
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||
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
|
||
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* CarbonLib: in CarbonLib 1.0 and later
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||
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* Mac OS X: in version 10.0 and later
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*/
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EXTERN_API_C( short )
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WideCompare(
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const wide * target,
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const wide * source);
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/*
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* WideAdd()
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||
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*
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||
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* Availability:
|
||
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* Non-Carbon CFM: in InterfaceLib 7.1 and later
|
||
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* CarbonLib: in CarbonLib 1.0 and later
|
||
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* Mac OS X: in version 10.0 and later
|
||
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*/
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EXTERN_API_C( wide * )
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WideAdd(
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wide * target,
|
||
|
|
const wide * source);
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* WideSubtract()
|
||
|
|
*
|
||
|
|
* Availability:
|
||
|
|
* Non-Carbon CFM: in InterfaceLib 7.1 and later
|
||
|
|
* CarbonLib: in CarbonLib 1.0 and later
|
||
|
|
* Mac OS X: in version 10.0 and later
|
||
|
|
*/
|
||
|
|
EXTERN_API_C( wide * )
|
||
|
|
WideSubtract(
|
||
|
|
wide * target,
|
||
|
|
const wide * source);
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* WideNegate()
|
||
|
|
*
|
||
|
|
* Availability:
|
||
|
|
* Non-Carbon CFM: in InterfaceLib 7.1 and later
|
||
|
|
* CarbonLib: in CarbonLib 1.0 and later
|
||
|
|
* Mac OS X: in version 10.0 and later
|
||
|
|
*/
|
||
|
|
EXTERN_API_C( wide * )
|
||
|
|
WideNegate(wide * target);
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* WideShift()
|
||
|
|
*
|
||
|
|
* Availability:
|
||
|
|
* Non-Carbon CFM: in InterfaceLib 7.1 and later
|
||
|
|
* CarbonLib: in CarbonLib 1.0 and later
|
||
|
|
* Mac OS X: in version 10.0 and later
|
||
|
|
*/
|
||
|
|
EXTERN_API_C( wide * )
|
||
|
|
WideShift(
|
||
|
|
wide * target,
|
||
|
|
long shift);
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* WideSquareRoot()
|
||
|
|
*
|
||
|
|
* Availability:
|
||
|
|
* Non-Carbon CFM: in InterfaceLib 7.1 and later
|
||
|
|
* CarbonLib: in CarbonLib 1.0 and later
|
||
|
|
* Mac OS X: in version 10.0 and later
|
||
|
|
*/
|
||
|
|
EXTERN_API_C( unsigned long )
|
||
|
|
WideSquareRoot(const wide * source);
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* WideMultiply()
|
||
|
|
*
|
||
|
|
* Availability:
|
||
|
|
* Non-Carbon CFM: in InterfaceLib 7.1 and later
|
||
|
|
* CarbonLib: in CarbonLib 1.0 and later
|
||
|
|
* Mac OS X: in version 10.0 and later
|
||
|
|
*/
|
||
|
|
EXTERN_API_C( wide * )
|
||
|
|
WideMultiply(
|
||
|
|
long multiplicand,
|
||
|
|
long multiplier,
|
||
|
|
wide * target);
|
||
|
|
|
||
|
|
|
||
|
|
/* returns the quotient */
|
||
|
|
/*
|
||
|
|
* WideDivide()
|
||
|
|
*
|
||
|
|
* Availability:
|
||
|
|
* Non-Carbon CFM: in InterfaceLib 7.1 and later
|
||
|
|
* CarbonLib: in CarbonLib 1.0 and later
|
||
|
|
* Mac OS X: in version 10.0 and later
|
||
|
|
*/
|
||
|
|
EXTERN_API_C( long )
|
||
|
|
WideDivide(
|
||
|
|
const wide * dividend,
|
||
|
|
long divisor,
|
||
|
|
long * remainder);
|
||
|
|
|
||
|
|
|
||
|
|
/* quotient replaces dividend */
|
||
|
|
/*
|
||
|
|
* WideWideDivide()
|
||
|
|
*
|
||
|
|
* Availability:
|
||
|
|
* Non-Carbon CFM: in InterfaceLib 7.1 and later
|
||
|
|
* CarbonLib: in CarbonLib 1.0 and later
|
||
|
|
* Mac OS X: in version 10.0 and later
|
||
|
|
*/
|
||
|
|
EXTERN_API_C( wide * )
|
||
|
|
WideWideDivide(
|
||
|
|
wide * dividend,
|
||
|
|
long divisor,
|
||
|
|
long * remainder);
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* WideBitShift()
|
||
|
|
*
|
||
|
|
* Availability:
|
||
|
|
* Non-Carbon CFM: in InterfaceLib 7.1 and later
|
||
|
|
* CarbonLib: in CarbonLib 1.0 and later
|
||
|
|
* Mac OS X: in version 10.0 and later
|
||
|
|
*/
|
||
|
|
EXTERN_API_C( wide * )
|
||
|
|
WideBitShift(
|
||
|
|
wide * src,
|
||
|
|
long shift);
|
||
|
|
|
||
|
|
|
||
|
|
#endif /* TARGET_CPU_PPC || !TARGET_OS_MAC || TARGET_CPU_X86 */
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
#ifdef PRAGMA_IMPORT_OFF
|
||
|
|
#pragma import off
|
||
|
|
#elif PRAGMA_IMPORT
|
||
|
|
#pragma import reset
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* __FIXMATH__ */
|
||
|
|
|