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Removed the 'fixme' comment, because I fixed it already.
[synfig.git]
/
ETL
/
trunk
/
ETL
/
_angle.h
diff --git
a/ETL/trunk/ETL/_angle.h
b/ETL/trunk/ETL/_angle.h
index
1abf930
..
78e91ba
100644
(file)
--- a/
ETL/trunk/ETL/_angle.h
+++ b/
ETL/trunk/ETL/_angle.h
@@
-5,6
+5,7
@@
** $Id$
**
** Copyright (c) 2002 Robert B. Quattlebaum Jr.
** $Id$
**
** 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
**
** This package is free software; you can redistribute it and/or
** modify it under the terms of the GNU General Public License as
@@
-40,6
+41,8
@@
# define HALF_PI (PI/2)
#endif
# define HALF_PI (PI/2)
#endif
+#define ANGLE_EPSILON (1.0e-6)
+
/* === T Y P E D E F S ===================================================== */
/* === C L A S S E S & S T R U C T S ======================================= */
/* === T Y P E D E F S ===================================================== */
/* === C L A S S E S & S T R U C T S ======================================= */
@@
-164,14
+167,25
@@
public:
on the unit circle. */
bool
operator==(const angle &rhs)const
on the unit circle. */
bool
operator==(const angle &rhs)const
- { return std::abs(dist(rhs).v)<
epsilon
; }
+ { return std::abs(dist(rhs).v)<
ANGLE_EPSILON
; }
/*! Returns false if the angles
are refer to the same point
on the unit circle. */
bool
operator!=(const angle &rhs)const
/*! Returns false if the angles
are refer to the same point
on the unit circle. */
bool
operator!=(const angle &rhs)const
- { return std::abs(dist(rhs).v)>epsilon; }
+ { return std::abs(dist(rhs).v)>ANGLE_EPSILON; }
+
+ //! Absolute Angle Function
+ /*! This function will return the
+ absolute value of the angle. */
+ angle
+ abs()const
+ {
+ angle ret;
+ ret.v=std::abs(v);
+ return ret;
+ }
//! Angle Difference Function
/*! This function will return the
//! Angle Difference Function
/*! This function will return the
@@
-225,15
+239,13
@@
public:
return ret;
}
return ret;
}
- bool operator!()const { return std::abs(mod().v) <
epsilon
; }
+ bool operator!()const { return std::abs(mod().v) <
ANGLE_EPSILON
; }
private:
static value_type rot_floor(value_type x)
{ return static_cast<value_type>(std::floor(x/(PI*2))*PI*2); }
private:
static value_type rot_floor(value_type x)
{ return static_cast<value_type>(std::floor(x/(PI*2))*PI*2); }
- static const value_type epsilon = 1.0e-6;
-
public:
/*
** Conversion Classes
public:
/*
** Conversion Classes