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-rw-r--r--src/libs/engine/LV2Node.cpp8
-rw-r--r--src/libs/engine/LV2Node.hpp2
-rw-r--r--src/libs/engine/Makefile.am7
-rw-r--r--src/libs/engine/MessageContext.cpp (renamed from src/libs/engine/ProcessContext.cpp)15
-rw-r--r--src/libs/engine/MessageContext.hpp55
-rw-r--r--src/libs/engine/NodeBase.hpp2
-rw-r--r--src/libs/engine/NodeImpl.hpp5
7 files changed, 87 insertions, 7 deletions
diff --git a/src/libs/engine/LV2Node.cpp b/src/libs/engine/LV2Node.cpp
index cfc9be78..d784f1d2 100644
--- a/src/libs/engine/LV2Node.cpp
+++ b/src/libs/engine/LV2Node.cpp
@@ -241,6 +241,14 @@ LV2Node::deactivate()
void
+LV2Node::message_process(MessageContext& context, uint32_t* output)
+{
+ *output = 0;
+ /* MESSAGE PROCESS */
+}
+
+
+void
LV2Node::process(ProcessContext& context)
{
NodeBase::pre_process(context);
diff --git a/src/libs/engine/LV2Node.hpp b/src/libs/engine/LV2Node.hpp
index 47a628b9..dbdb6511 100644
--- a/src/libs/engine/LV2Node.hpp
+++ b/src/libs/engine/LV2Node.hpp
@@ -52,6 +52,8 @@ public:
void activate();
void deactivate();
+ void message_process(MessageContext& context, uint32_t* output);
+
void process(ProcessContext& context);
void set_port_buffer(uint32_t voice, uint32_t port_num, Buffer* buf);
diff --git a/src/libs/engine/Makefile.am b/src/libs/engine/Makefile.am
index fed0804e..c7c433d3 100644
--- a/src/libs/engine/Makefile.am
+++ b/src/libs/engine/Makefile.am
@@ -45,6 +45,8 @@ libingen_engine_la_SOURCES = \
DuplexPort.hpp \
Engine.cpp \
Engine.hpp \
+ EngineStore.cpp \
+ EngineStore.hpp \
Event.cpp \
Event.hpp \
EventBuffer.cpp \
@@ -68,6 +70,8 @@ libingen_engine_la_SOURCES = \
LV2Info.hpp \
LV2Plugin.cpp \
LV2Plugin.hpp \
+ MessageContext.cpp \
+ MessageContext.hpp \
MidiControlNode.cpp \
MidiControlNode.hpp \
MidiDriver.hpp \
@@ -87,8 +91,6 @@ libingen_engine_la_SOURCES = \
OSCEngineReceiver.hpp \
ObjectSender.cpp \
ObjectSender.hpp \
- EngineStore.cpp \
- EngineStore.hpp \
OutputPort.cpp \
OutputPort.hpp \
PatchImpl.cpp \
@@ -100,7 +102,6 @@ libingen_engine_la_SOURCES = \
PortImpl.hpp \
PostProcessor.cpp \
PostProcessor.hpp \
- ProcessContext.cpp \
ProcessContext.hpp \
ProcessSlave.cpp \
ProcessSlave.hpp \
diff --git a/src/libs/engine/ProcessContext.cpp b/src/libs/engine/MessageContext.cpp
index 306f3dba..30f04b05 100644
--- a/src/libs/engine/ProcessContext.cpp
+++ b/src/libs/engine/MessageContext.cpp
@@ -1,5 +1,5 @@
/* This file is part of Ingen.
- * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
+ * Copyright (C) 2008 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
@@ -15,11 +15,18 @@
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#include "ProcessContext.hpp"
-
-using namespace std;
+#include "MessageContext.hpp"
+#include "NodeImpl.hpp"
namespace Ingen {
+void
+MessageContext::run(NodeImpl* node)
+{
+ uint32_t outputs;
+ node->message_process(*this, &outputs);
+
+ // Don't care what the plugin output, yet...
+}
} // namespace Ingen
diff --git a/src/libs/engine/MessageContext.hpp b/src/libs/engine/MessageContext.hpp
new file mode 100644
index 00000000..3a53e73a
--- /dev/null
+++ b/src/libs/engine/MessageContext.hpp
@@ -0,0 +1,55 @@
+/* This file is part of Ingen.
+ * Copyright (C) 2007-2008 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
+ */
+
+#ifndef MESSAGECONTEXT_H
+#define MESSAGECONTEXT_H
+
+#include "EventSink.hpp"
+
+namespace Ingen {
+
+class NodeImpl;
+
+/** Context of a message_process() call.
+ *
+ * The message context is a non-hard-realtime thread used to execute things
+ * that can take too long to execute in an audio thread, and do sloppy timed
+ * event propagation and scheduling. Interface to plugins via the
+ * LV2 contexts extension.
+ *
+ * \ingroup engine
+ */
+class MessageContext
+{
+public:
+ MessageContext(Engine& engine)
+ : _engine(engine)
+ {}
+
+ void run(NodeImpl* node);
+
+ inline Engine& engine() const { return _engine; }
+
+private:
+ Engine& _engine; ///< Engine we're running in
+};
+
+
+} // namespace Ingen
+
+#endif // MESSAGECONTEXT_H
+
diff --git a/src/libs/engine/NodeBase.hpp b/src/libs/engine/NodeBase.hpp
index e4e2bfe5..e3710aa9 100644
--- a/src/libs/engine/NodeBase.hpp
+++ b/src/libs/engine/NodeBase.hpp
@@ -69,6 +69,8 @@ public:
virtual void process_unlock();
virtual void wait_for_input(size_t num_providers);
virtual unsigned n_inputs_ready() const { return _n_inputs_ready.get(); }
+
+ virtual void message_process(MessageContext& context, uint32_t* output) {}
virtual void pre_process(ProcessContext& context);
virtual void process(ProcessContext& context) = 0;
diff --git a/src/libs/engine/NodeImpl.hpp b/src/libs/engine/NodeImpl.hpp
index 3c6c95f3..ac125c13 100644
--- a/src/libs/engine/NodeImpl.hpp
+++ b/src/libs/engine/NodeImpl.hpp
@@ -36,6 +36,7 @@ class Buffer;
class PluginImpl;
class PatchImpl;
class PortImpl;
+class MessageContext;
/** A Node (or "module") in a Patch (which is also a Node).
@@ -112,6 +113,10 @@ public:
/** Parallelism: Return the number of providers that have signalled.
*/
virtual unsigned n_inputs_ready() const = 0;
+
+ /** Run the node for one instant in the message thread.
+ */
+ virtual void message_process(MessageContext& context, uint32_t* output) = 0;
/** Run the node for @a nframes input/output.
*