diff options
Diffstat (limited to 'drumgizmo/input/jackmidi/jackclient.cc')
-rw-r--r-- | drumgizmo/input/jackmidi/jackclient.cc | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/drumgizmo/input/jackmidi/jackclient.cc b/drumgizmo/input/jackmidi/jackclient.cc new file mode 100644 index 0000000..4fbafb5 --- /dev/null +++ b/drumgizmo/input/jackmidi/jackclient.cc @@ -0,0 +1,96 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * jackclient.cc + * + * Sun Jul 20 21:48:44 CEST 2008 + * Copyright 2008 Bent Bisballe Nyeng + * deva@aasimon.org + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo 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. + * + * DrumGizmo 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 DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#include "jackclient.h" + +extern "C" +{ + int _wrap_jack_process(jack_nframes_t nframes, void *arg){ + return ((JackClient*)arg)->process(nframes);} +} // extern "C" + +JackClient::JackClient() + : refcnt(0) +{ + jack_status_t status; + + jack_client = jack_client_open("DrumGizmo", JackNullOption, &status); + + jack_set_process_callback(jack_client, _wrap_jack_process, this); +} + +JackClient::~JackClient() +{ + jack_client_close(jack_client); +} + +void JackClient::addJackProcess(JackProcess *process) +{ + jack_processes.insert(process); +} + +void JackClient::removeJackProcess(JackProcess *process) +{ + jack_processes.erase(process); +} + +void JackClient::activate() +{ + if(!active) jack_activate(jack_client); + active = true; +} + +int JackClient::process(jack_nframes_t nframes) +{ + std::set<JackProcess *>::iterator i = jack_processes.begin(); + while(i != jack_processes.end()) { + JackProcess *jp = *i; + jp->jack_process(nframes); + i++; + } + + return 0; +} + +JackClient *jackclient = NULL; + +JackClient *init_jack_client() +{ + if(jackclient == NULL) jackclient = new JackClient(); + jackclient->refcnt++; + return jackclient; + +} +void close_jack_client() +{ + if(jackclient) { + jackclient->refcnt--; + if(jackclient->refcnt == 0) { + delete jackclient; + jackclient = NULL; + } + } +} |