_fixed.h File Reference

#include <cmath>

Go to the source code of this file.

Classes
class	fixed_base< T, FIXED_BITS >
	Fixed-point template base class. More...
class	fixed_base< T, FIXED_BITS >::raw

Macros
#define	ETL_FIXED_TYPE   int
#define	ETL_FIXED_BITS   12
#define	ETL_FIXED_EPSILON   _EPSILON()
#define	ETL_ATTRIB_CONST
#define	ETL_ATTRIB_PURE
#define	ETL_ATTRIB_INLINE

Typedefs
typedef fixed_base < ETL_FIXED_TYPE, ETL_FIXED_BITS >	fixed

Functions
template<typename T , unsigned int FIXED_BITS>
_ETL_END_NAMESPACE _STD_BEGIN_NAMESPACE _ETL::fixed_base< T, FIXED_BITS >	abs (const _ETL::fixed_base< T, FIXED_BITS > &)
template<typename T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	cos (const _ETL::fixed_base< T, FIXED_BITS > &)
template<typename T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	cosh (const _ETL::fixed_base< T, FIXED_BITS > &)
template<typename T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	exp (const _ETL::fixed_base< T, FIXED_BITS > &)
template<typename T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	log (const _ETL::fixed_base< T, FIXED_BITS > &)
template<typename T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	log10 (const _ETL::fixed_base< T, FIXED_BITS > &)
template<typename T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	pow (const _ETL::fixed_base< T, FIXED_BITS > &, int)
template<typename T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	pow (const _ETL::fixed_base< T, FIXED_BITS > &, const T &)
template<typename T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	pow (const _ETL::fixed_base< T, FIXED_BITS > &, const _ETL::fixed_base< T, FIXED_BITS > &)
template<typename T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	sin (const _ETL::fixed_base< T, FIXED_BITS > &)
template<typename T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	sinh (const _ETL::fixed_base< T, FIXED_BITS > &)
template<typename T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	sqrt (const _ETL::fixed_base< T, FIXED_BITS > &)
template<typename T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	tan (const _ETL::fixed_base< T, FIXED_BITS > &)
template<typename T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	tanh (const _ETL::fixed_base< T, FIXED_BITS > &)
template<class T , unsigned int FIXED_BITS>
fixed_base< T, FIXED_BITS >	operator* (const float &lhs, const fixed_base< T, FIXED_BITS > &rhs)
	float * fixed
template<class T , unsigned int FIXED_BITS>
fixed_base< T, FIXED_BITS >	operator* (const double &lhs, const fixed_base< T, FIXED_BITS > &rhs)
	double * fixed
template<class T , unsigned int FIXED_BITS>
_ETL_END_NAMESPACE _STD_BEGIN_NAMESPACE _ETL::fixed_base< T, FIXED_BITS >	ceil (const _ETL::fixed_base< T, FIXED_BITS > &rhs)
template<class T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	floor (const _ETL::fixed_base< T, FIXED_BITS > &rhs)
template<class T , unsigned int FIXED_BITS>
_ETL::fixed_base< T, FIXED_BITS >	round (const _ETL::fixed_base< T, FIXED_BITS > &rhs)

Macro Definition Documentation

#define ETL_FIXED_TYPE   int

======================================================================== Extended Template and Library Fixed-Point Math Class Implementation $Id$

Copyright (c) 2002 Robert B. Quattlebaum Jr. Copyright (c) 2007 Chris Moore

This package is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This package is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

=== N O T E S ===========================================================

This is an internal header file, included by other ETL headers. You should not attempt to use it directly.

---

Definition at line 42 of file _fixed.h.

#define ETL_FIXED_BITS   12

Definition at line 46 of file _fixed.h.

#define ETL_FIXED_EPSILON   _EPSILON()

Definition at line 50 of file _fixed.h.

#define ETL_ATTRIB_CONST

Definition at line 58 of file _fixed.h.

#define ETL_ATTRIB_PURE

Definition at line 59 of file _fixed.h.

#define ETL_ATTRIB_INLINE

Definition at line 60 of file _fixed.h.

Typedef Documentation

typedef fixed_base<ETL_FIXED_TYPE,ETL_FIXED_BITS> fixed

Definition at line 549 of file _fixed.h.

Function Documentation

template<typename T , unsigned int FIXED_BITS>

_ETL::fixed_base< T, FIXED_BITS > abs

(

const _ETL::fixed_base< T, FIXED_BITS > &

rhs

)

Definition at line 572 of file _fixed.h.

Referenced by surface< T, AT, VP >::surface().

template<typename T , unsigned int FIXED_BITS>

_ETL::fixed_base<T,FIXED_BITS> cos

(

const _ETL::fixed_base< T, FIXED_BITS > &

)

Referenced by surface< T, AT, VP >::cosine_sample(), and surface< T, AT, VP >::cosine_sample_cooked().

template<typename T , unsigned int FIXED_BITS>

_ETL::fixed_base<T,FIXED_BITS> cosh

(

const _ETL::fixed_base< T, FIXED_BITS > &

)

template<typename T , unsigned int FIXED_BITS>

_ETL::fixed_base<T,FIXED_BITS> exp

(

const _ETL::fixed_base< T, FIXED_BITS > &

)

template<typename T , unsigned int FIXED_BITS>

_ETL::fixed_base<T,FIXED_BITS> log

(

const _ETL::fixed_base< T, FIXED_BITS > &

)

template<typename T , unsigned int FIXED_BITS>

_ETL::fixed_base<T,FIXED_BITS> log10

(

const _ETL::fixed_base< T, FIXED_BITS > &

)

template<typename T , unsigned int FIXED_BITS>

_ETL::fixed_base<T,FIXED_BITS> pow	(	const _ETL::fixed_base< T, FIXED_BITS > &	,
		int
	)

template<typename T , unsigned int FIXED_BITS>

_ETL::fixed_base<T,FIXED_BITS> pow	(	const _ETL::fixed_base< T, FIXED_BITS > &	,
		const T &
	)

template<typename T , unsigned int FIXED_BITS>

_ETL::fixed_base< T, FIXED_BITS > pow	(	const _ETL::fixed_base< T, FIXED_BITS > &	,
		const _ETL::fixed_base< T, FIXED_BITS > &
	)

template<typename T , unsigned int FIXED_BITS>

_ETL::fixed_base<T,FIXED_BITS> sin

(

const _ETL::fixed_base< T, FIXED_BITS > &

)

template<typename T , unsigned int FIXED_BITS>

_ETL::fixed_base<T,FIXED_BITS> sinh

(

const _ETL::fixed_base< T, FIXED_BITS > &

)

template<typename T , unsigned int FIXED_BITS>

_ETL::fixed_base<T,FIXED_BITS> sqrt

(

const _ETL::fixed_base< T, FIXED_BITS > &

)

Referenced by distance_func< value_type >::uncook().

template<typename T , unsigned int FIXED_BITS>

_ETL::fixed_base<T,FIXED_BITS> tan

(

const _ETL::fixed_base< T, FIXED_BITS > &

)

template<typename T , unsigned int FIXED_BITS>

_ETL::fixed_base<T,FIXED_BITS> tanh

(

const _ETL::fixed_base< T, FIXED_BITS > &

)

template<class T , unsigned int FIXED_BITS>

fixed_base<T,FIXED_BITS> operator*	(	const float &	lhs,
		const fixed_base< T, FIXED_BITS > &	rhs
	)

float * fixed

Definition at line 440 of file _fixed.h.

Referenced by fixed_base< T, FIXED_BITS >::operator*().

template<class T , unsigned int FIXED_BITS>

fixed_base<T,FIXED_BITS> operator*	(	const double &	lhs,
		const fixed_base< T, FIXED_BITS > &	rhs
	)

double * fixed

Definition at line 447 of file _fixed.h.

template<class T , unsigned int FIXED_BITS>

_ETL_END_NAMESPACE _STD_BEGIN_NAMESPACE _ETL::fixed_base<T,FIXED_BITS> ceil ( const _ETL::fixed_base< T, FIXED_BITS > &  rhs )

inline

Definition at line 557 of file _fixed.h.

Referenced by ceil_to_int(), and random< T, POOL_SIZE >::set_range().

template<class T , unsigned int FIXED_BITS>

_ETL::fixed_base<T,FIXED_BITS> floor

(

const _ETL::fixed_base< T, FIXED_BITS > &

rhs

)

Definition at line 562 of file _fixed.h.

Referenced by surface< T, AT, VP >::cubic_sample(), surface< T, AT, VP >::cubic_sample_cooked(), fastangle::dist(), fastangle::mod(), fastangle::operator~(), surface< T, AT, VP >::sample_rect(), surface< T, AT, VP >::sample_rect_clip(), surface< T, AT, VP >::sample_rect_clip_cooked(), surface< T, AT, VP >::sample_rect_cooked(), clock_desc_gettimeofday::seconds_to_timestamp(), and random< T, POOL_SIZE >::set_range().

template<class T , unsigned int FIXED_BITS>

_ETL::fixed_base<T,FIXED_BITS> round

(

const _ETL::fixed_base< T, FIXED_BITS > &

rhs

)

Definition at line 567 of file _fixed.h.