/usr/include/raul/Quantizer.hpp is in libraul-dev 0.8.0+dfsg0-0.1+b1.
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 | /* This file is part of Raul.
* Copyright (C) 2007-2009 David Robillard <http://drobilla.net>
*
* Raul 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.
*
* Raul 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 details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef RAUL_QUANTIZER_HPP
#define RAUL_QUANTIZER_HPP
#include <cmath>
#include "raul/TimeStamp.hpp"
namespace Raul {
/** Quantizer.
* \ingroup raul
*/
class Quantizer {
public:
inline static TimeStamp quantize(TimeStamp q, TimeStamp t) {
assert(q.unit() == t.unit());
// FIXME: Precision problem? Should probably stay in discrete domain
const double qd = q.to_double();
const double td = t.to_double();
return TimeStamp(t.unit(), (qd > 0) ? lrint(td / qd) * qd : td);
}
inline static double quantize(double q, double t) {
return (q > 0)
? lrint(t / q) * q
: t;
}
};
} // namespace Raul
#endif // RAUL_QUANTIZER_HPP
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