diff options
author | Paul Davis <paul@linuxaudiosystems.com> | 2007-10-31 18:28:52 +0000 |
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committer | Paul Davis <paul@linuxaudiosystems.com> | 2007-10-31 18:28:52 +0000 |
commit | 1059b3f48e568b60d5e248d94fbb9110a2dd1a16 (patch) | |
tree | 0afd0925a2d548ea8cf1ae90d1b3f53a17540262 /libs/ardour/base_midi_port.cc | |
parent | 8ab17e96312f1a61c014c50687e15430d5ae786b (diff) |
new files added
git-svn-id: svn://localhost/ardour2/trunk@2580 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'libs/ardour/base_midi_port.cc')
-rw-r--r-- | libs/ardour/base_midi_port.cc | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/libs/ardour/base_midi_port.cc b/libs/ardour/base_midi_port.cc new file mode 100644 index 0000000000..3757d2221d --- /dev/null +++ b/libs/ardour/base_midi_port.cc @@ -0,0 +1,69 @@ +/* + Copyright (C) 2006 Paul Davis + + This program 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. + + This program 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 more 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., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#include <cassert> +#include <iostream> + +#include <ardour/base_midi_port.h> +#include <ardour/data_type.h> + +using namespace ARDOUR; +using namespace std; + +BaseMidiPort::BaseMidiPort (const std::string& name, Flags flags) + : Port (name, flags) + , _buffer (0) + , _own_buffer (false) +{ + _type = DataType::MIDI; + reset(); +} + +BaseMidiPort::~BaseMidiPort() +{ + if (_own_buffer && _buffer) { + delete _buffer; + } +} + +void +BaseMidiPort::default_mixdown (const set<Port*>& ports, MidiBuffer* dest, nframes_t cnt, nframes_t offset, bool first_overwrite) +{ + set<Port*>::const_iterator p = ports.begin(); + + if (first_overwrite) { + dest->read_from ((dynamic_cast<BaseMidiPort*>(*p))->get_midi_buffer(), cnt, offset); + p++; + } + + // XXX DAVE: this is just a guess + + for (; p != ports.end(); ++p) { + dest->merge (*dest, (dynamic_cast<BaseMidiPort*>(*p))->get_midi_buffer()); + } +} + +void +BaseMidiPort::set_mixdown_function (void (*func)(const set<Port*>&, MidiBuffer*, nframes_t, nframes_t, bool)) +{ + /* caller should (but not must) hold process lock since this is an atomic operation on most platforms + and even if its not, it doesn't really matter. + */ + + _mixdown = func; +} |