63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
/*
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Copyright (C) 2001-2007 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __ardour_curve_h__
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#define __ardour_curve_h__
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#include <sys/types.h>
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#include <boost/utility.hpp>
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#include <sigc++/signal.h>
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#include <glibmm/thread.h>
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#include <pbd/undo.h>
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#include <list>
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#include <algorithm>
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#include <ardour/automation_event.h>
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namespace ARDOUR {
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class Curve : public boost::noncopyable
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{
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public:
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Curve (const AutomationList& al);
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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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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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void on_list_dirty() { _dirty = true; }
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bool _dirty;
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const AutomationList& _list;
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};
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} // namespace ARDOUR
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extern "C" {
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void curve_get_vector_from_c (void *arg, double, double, float*, int32_t);
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}
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#endif /* __ardour_curve_h__ */
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