/usr/include/ETL/_bezier_angle.h is in etl-dev 0.04.17-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 | /*! ========================================================================
** Extended Template Library
** Bezier Template Class Implementation (Angle Specialization)
** $Id$
**
** Copyright (c) 2002 Robert B. Quattlebaum Jr.
**
** 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.
**
** ========================================================================= */
/* === S T A R T =========================================================== */
#ifndef __ETL__BEZIER_ANGLE_H
#define __ETL__BEZIER_ANGLE_H
/* === H E A D E R S ======================================================= */
#include "_curve_func.h"
#include "angle"
/* === M A C R O S ========================================================= */
/* === T Y P E D E F S ===================================================== */
/* === C L A S S E S & S T R U C T S ======================================= */
_ETL_BEGIN_NAMESPACE
/*
template <>
class bezier_base<angle> : std::unary_function<float,angle>
{
public:
typedef angle value_type;
typedef float time_type;
private:
affine_combo<value_type,time_type> affine_func;
value_type a,b,c,d;
time_type r,s;
public:
bezier_base():r(0.0),s(1.0) { }
bezier_base(
const value_type &a, const value_type &b, const value_type &c, const value_type &d,
const time_type &r=0.0, const time_type &s=1.0):
a(a),b(b),c(c),d(d),r(r),s(s) { sync(); }
void sync(void)
{
}
value_type
operator()(time_type t)const
{
t=(t-r)/(s-r);
return
affine_func(
affine_func(
affine_func(a,b,t),
affine_func(b,c,t)
,t),
affine_func(
affine_func(b,c,t),
affine_func(c,d,t)
,t)
,t);
}
void set_rs(time_type new_r, time_type new_s) { r=new_r; s=new_s; }
void set_r(time_type new_r) { r=new_r; }
void set_s(time_type new_s) { s=new_s; }
const time_type &get_r(void)const { return r; }
const time_type &get_s(void)const { return s; }
time_type get_dt(void)const { return s-r; }
value_type &
operator[](int i)
{ return (&a)[i]; }
const value_type &
operator[](int i) const
{ return (&a)[i]; }
};
*/
_ETL_END_NAMESPACE
/* === E X T E R N S ======================================================= */
/* === E N D =============================================================== */
#endif
|