2 Copyright (C) 2001-2007 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef __ardour_curve_h__
21 #define __ardour_curve_h__
23 #include <sys/types.h>
24 #include <boost/utility.hpp>
25 #include <sigc++/signal.h>
26 #include <glibmm/thread.h>
30 #include <ardour/automation_event.h>
34 class Curve : public boost::noncopyable
37 Curve (const AutomationList& al);
39 bool rt_safe_get_vector (double x0, double x1, float *arg, int32_t veclen);
40 void get_vector (double x0, double x1, float *arg, int32_t veclen);
45 double unlocked_eval (double where);
46 double multipoint_eval (double x);
48 void _get_vector (double x0, double x1, float *arg, int32_t veclen);
50 void on_list_dirty() { _dirty = true; }
53 const AutomationList& _list;
59 void curve_get_vector_from_c (void *arg, double, double, float*, int32_t);
62 #endif /* __ardour_curve_h__ */