/usr/include/crystalspace-2.0/csqint.h is in libcrystalspace-dev 2.0+dfsg-1build1.
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 | /*
Copyright (C) 2005 by Eric Sunshine
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __CS_CSQINT_H__
#define __CS_CSQINT_H__
/**
* \addtogroup floating_point
* @{ */
/** \file
Quick floating point to integer conversions.
*/
/**
* Quickly truncate the fractional part of a floating-point value and convert
* it to a long integer using processor and/or number format quirks if
* available.
*/
template<typename T>
static inline long csQint(T n) { return (long)n; }
/**
* Quickly round a floating-point value and convert it to a long integer using
* processor and/or number format quirks if available.
*/
template<typename T>
static inline long csQround (T n)
{ return (long)(n + (n < 0 ? (T)-0.5 : (T)0.5)); }
/**\fn static inline long csQfixed8 (float)
* Quickly convert a floating-point number to 24.8 fixed-point value.
*/
static inline long csQfixed8 (float n) { return (int)(n * 256.0f); }
/**\fn static inline long csQfixed16 (float)
* Quickly convert a floating-point number to 16.16 fixed-point value.
*/
static inline long csQfixed16 (float n) { return (int)(n * 65536.0f); }
/**\fn static inline long csQfixed24 (float)
* Quickly convert a floating-point number to 8.24 fixed-point value.
*/
static inline long csQfixed24 (float n) { return (int)(n * 16777216.0f); }
/** @} */
#endif // __CS_CSQINT_H__
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