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livetrax/libs/evoral/evoral/Curve.hpp

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C++

/* This file is part of Evoral.
* Copyright (C) 2008 David Robillard <http://drobilla.net>
* Copyright (C) 2000-2008 Paul Davis
*
* Evoral 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.
*
* Evoral 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 EVORAL_CURVE_HPP
#define EVORAL_CURVE_HPP
#include <inttypes.h>
#include <boost/utility.hpp>
#include "evoral/visibility.h"
namespace Evoral {
class ControlList;
class LIBEVORAL_API Curve : public boost::noncopyable
{
public:
Curve (const ControlList& cl);
bool rt_safe_get_vector (double x0, double x1, float *arg, int32_t veclen);
void get_vector (double x0, double x1, float *arg, int32_t veclen);
void solve ();
void mark_dirty() const { _dirty = true; }
private:
double unlocked_eval (double where);
double multipoint_eval (double x);
void _get_vector (double x0, double x1, float *arg, int32_t veclen);
mutable bool _dirty;
const ControlList& _list;
};
} // namespace Evoral
extern "C" {
LIBEVORAL_API void curve_get_vector_from_c (void *arg, double, double, float*, int32_t);
}
#endif // EVORAL_CURVE_HPP