2 Copyright (C) 2010 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.
19 #ifndef __libardour_vbap_h__
20 #define __libardour_vbap_h__
25 #include "pbd/cartesian.h"
27 #include "ardour/panner.h"
28 #include "ardour/panner_shell.h"
30 #include "vbap_speakers.h"
37 class VBAPanner
: public Panner
40 VBAPanner (boost::shared_ptr
<Pannable
>, boost::shared_ptr
<Speakers
>);
43 void configure_io (ChanCount in
, ChanCount
/* ignored - we use Speakers */);
45 ChanCount
out() const;
47 std::set
<Evoral::Parameter
> what_can_be_automated() const;
49 static Panner
* factory (boost::shared_ptr
<Pannable
>, boost::shared_ptr
<Speakers
>);
51 void distribute (BufferSet
& ibufs
, BufferSet
& obufs
, gain_t gain_coeff
, pframes_t nframes
);
53 void set_azimuth_elevation (double azimuth
, double elevation
);
55 std::string
describe_parameter (Evoral::Parameter
);
56 std::string
value_as_string (boost::shared_ptr
<AutomationControl
>) const;
58 XMLNode
& state (bool full_state
);
59 XMLNode
& get_state ();
60 int set_state (const XMLNode
&, int version
);
62 PBD::AngularVector
signal_position (uint32_t n
) const;
66 PBD::AngularVector direction
;
68 double desired_gains
[3];
70 int desired_outputs
[3];
72 Signal (Session
&, VBAPanner
&, uint32_t which
);
75 std::vector
<Signal
*> _signals
;
76 boost::shared_ptr
<VBAPSpeakers
> _speakers
;
78 void compute_gains (double g
[3], int ls
[3], int azi
, int ele
);
80 void clear_signals ();
82 void distribute_one (AudioBuffer
& src
, BufferSet
& obufs
, gain_t gain_coeff
, pframes_t nframes
, uint32_t which
);
83 void distribute_one_automated (AudioBuffer
& src
, BufferSet
& obufs
,
84 framepos_t start
, framepos_t end
, pframes_t nframes
,
85 pan_t
** buffers
, uint32_t which
);
90 #endif /* __libardour_vbap_h__ */