61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
/* This file is part of Evoral.
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* Copyright (C) 2008 David Robillard <http://drobilla.net>
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* Copyright (C) 2000-2008 Paul Davis
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*
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* Evoral is free software; you can redistribute it and/or modify it under the
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* terms of the GNU General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option) any later
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* version.
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*
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* Evoral is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef EVORAL_CURVE_HPP
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#define EVORAL_CURVE_HPP
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#include <inttypes.h>
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#include <boost/utility.hpp>
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#include "evoral/visibility.h"
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namespace Evoral {
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class ControlList;
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class LIBEVORAL_API Curve : public boost::noncopyable
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{
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public:
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Curve (const ControlList& cl);
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bool rt_safe_get_vector (double x0, double x1, float *arg, int32_t veclen);
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void get_vector (double x0, double x1, float *arg, int32_t veclen);
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void solve ();
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void mark_dirty() const { _dirty = true; }
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private:
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double unlocked_eval (double where);
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double multipoint_eval (double x);
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void _get_vector (double x0, double x1, float *arg, int32_t veclen);
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mutable bool _dirty;
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const ControlList& _list;
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};
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} // namespace Evoral
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extern "C" {
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LIBEVORAL_API void curve_get_vector_from_c (void *arg, double, double, float*, int32_t);
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}
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#endif // EVORAL_CURVE_HPP
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