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authorDavid Robillard <d@drobilla.net>2007-10-01 00:13:02 +0000
committerDavid Robillard <d@drobilla.net>2007-10-01 00:13:02 +0000
commit8ebd59309b153e7337f2e6668b7e2cb4301cc34a (patch)
tree0a6c73fdbf8f67b7cd6e528af39b136224f3abac /src/libs/engine/events/CreatePortEvent.cpp
parent8c633f6d1be4ad24ec6597bed151c0123bd7f11f (diff)
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Merge NoteOnEvent and NoteOffEvent.
Consistent naming for object creation events. git-svn-id: http://svn.drobilla.net/lad/ingen@792 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src/libs/engine/events/CreatePortEvent.cpp')
-rw-r--r--src/libs/engine/events/CreatePortEvent.cpp175
1 files changed, 175 insertions, 0 deletions
diff --git a/src/libs/engine/events/CreatePortEvent.cpp b/src/libs/engine/events/CreatePortEvent.cpp
new file mode 100644
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+++ b/src/libs/engine/events/CreatePortEvent.cpp
@@ -0,0 +1,175 @@
+/* This file is part of Ingen.
+ * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
+ *
+ * Ingen 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.
+ *
+ * Ingen 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 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.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <raul/Path.hpp>
+#include <raul/Array.hpp>
+#include <raul/List.hpp>
+#include <raul/Maid.hpp>
+#include "Responder.hpp"
+#include "CreatePortEvent.hpp"
+#include "Patch.hpp"
+#include "Tree.hpp"
+#include "Plugin.hpp"
+#include "Engine.hpp"
+#include "Patch.hpp"
+#include "QueuedEventSource.hpp"
+#include "ObjectStore.hpp"
+#include "ClientBroadcaster.hpp"
+#include "Port.hpp"
+#include "AudioDriver.hpp"
+#include "MidiDriver.hpp"
+#include "OSCDriver.hpp"
+#include "DuplexPort.hpp"
+
+namespace Ingen {
+
+
+CreatePortEvent::CreatePortEvent(Engine& engine,
+ SharedPtr<Responder> responder,
+ SampleCount timestamp,
+ const string& path,
+ const string& type,
+ bool is_output,
+ QueuedEventSource* source)
+: QueuedEvent(engine, responder, timestamp, true, source),
+ _path(path),
+ _type(type),
+ _is_output(is_output),
+ _data_type(DataType::UNKNOWN),
+ _patch(NULL),
+ _patch_port(NULL),
+ _driver_port(NULL)
+{
+ /* This is blocking because of the two different sets of Patch ports, the array used in the
+ * audio thread (inherited from NodeBase), and the arrays used in the pre processor thread.
+ * If two add port events arrive in the same cycle and the second pre processes before the
+ * first executes, bad things happen (ports are lost).
+ *
+ * FIXME: fix this using RCU
+ */
+
+ string type_str;
+ if (type == "ingen:control" || type == "ingen:audio")
+ _data_type = DataType::FLOAT;
+ else if (type == "ingen:midi")
+ _data_type = DataType::MIDI;
+ else if (type == "ingen:osc")
+ _data_type = DataType::OSC;
+}
+
+
+void
+CreatePortEvent::pre_process()
+{
+ if (_engine.object_store()->find_object(_path) != NULL) {
+ QueuedEvent::pre_process();
+ return;
+ }
+
+ // FIXME: this is just a mess :/
+
+ _patch = _engine.object_store()->find_patch(_path.parent());
+
+ if (_patch != NULL) {
+ assert(_patch->path() == _path.parent());
+
+ size_t buffer_size = 1;
+ if (_type != "ingen:control")
+ buffer_size = _engine.audio_driver()->buffer_size();
+
+ const uint32_t old_num_ports = _patch->num_ports();
+
+ _patch_port = _patch->create_port(_path.name(), _data_type, buffer_size, _is_output);
+
+ if (_patch_port) {
+
+ if (_is_output)
+ _patch->add_output(new Raul::ListNode<Port*>(_patch_port));
+ else
+ _patch->add_input(new Raul::ListNode<Port*>(_patch_port));
+
+ if (_patch->external_ports())
+ _ports_array = new Raul::Array<Port*>(old_num_ports + 1, *_patch->external_ports());
+ else
+ _ports_array = new Raul::Array<Port*>(old_num_ports + 1, NULL);
+
+
+ _ports_array->at(_patch->num_ports()-1) = _patch_port;
+ //_patch_port->add_to_store(_engine.object_store());
+ _engine.object_store()->add(_patch_port);
+
+ if (!_patch->parent()) {
+ if (_type == "ingen:audio")
+ _driver_port = _engine.audio_driver()->create_port(
+ dynamic_cast<DuplexPort*>(_patch_port));
+ else if (_type == "ingen:midi")
+ _driver_port = _engine.midi_driver()->create_port(
+ dynamic_cast<DuplexPort*>(_patch_port));
+ else if (_type == "ingen:osc" && _engine.osc_driver())
+ _driver_port = _engine.osc_driver()->create_port(
+ dynamic_cast<DuplexPort*>(_patch_port));
+ }
+
+ assert(_ports_array->size() == _patch->num_ports());
+
+ }
+ }
+ QueuedEvent::pre_process();
+}
+
+
+void
+CreatePortEvent::execute(ProcessContext& context)
+{
+ QueuedEvent::execute(context);
+
+ if (_patch_port) {
+
+ _engine.maid()->push(_patch->external_ports());
+ //_patch->add_port(_port);
+
+ _patch->external_ports(_ports_array);
+ }
+
+ if (_driver_port)
+ if (_type == "ingen:audio")
+ _engine.audio_driver()->add_port(_driver_port);
+ else if (_type == "ingen:midi")
+ _engine.midi_driver()->add_port(_driver_port);
+ else if (_type == "ingen:osc")
+ cerr << "OSC DRIVER PORT" << endl;
+
+ if (_source)
+ _source->unblock();
+}
+
+
+void
+CreatePortEvent::post_process()
+{
+ if (!_patch_port) {
+ const string msg = string("Could not create port - ").append(_path);
+ _responder->respond_error(msg);
+ } else {
+ _responder->respond_ok();
+ _engine.broadcaster()->send_port(_patch_port);
+ }
+}
+
+
+} // namespace Ingen
+