summaryrefslogtreecommitdiffstats
path: root/src/libs/engine/ConnectionBase.cpp
diff options
context:
space:
mode:
authorDavid Robillard <d@drobilla.net>2006-06-19 06:17:49 +0000
committerDavid Robillard <d@drobilla.net>2006-06-19 06:17:49 +0000
commit2db1897709eba0e80677bd09e8444e7320e15120 (patch)
tree8062b5ede632c1c084a2c3b43bbd1a3d9991734e /src/libs/engine/ConnectionBase.cpp
parent4adc4f4a2b4f57f43affcd48f2c01c60f471b20a (diff)
downloadingen-2db1897709eba0e80677bd09e8444e7320e15120.tar.gz
ingen-2db1897709eba0e80677bd09e8444e7320e15120.tar.bz2
ingen-2db1897709eba0e80677bd09e8444e7320e15120.zip
Connecting of patch ports internally (seemingly anyway, data not flowing yet)
git-svn-id: http://svn.drobilla.net/lad/grauph@61 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src/libs/engine/ConnectionBase.cpp')
-rw-r--r--src/libs/engine/ConnectionBase.cpp96
1 files changed, 0 insertions, 96 deletions
diff --git a/src/libs/engine/ConnectionBase.cpp b/src/libs/engine/ConnectionBase.cpp
deleted file mode 100644
index c8936818..00000000
--- a/src/libs/engine/ConnectionBase.cpp
+++ /dev/null
@@ -1,96 +0,0 @@
-/* This file is part of Om. Copyright (C) 2006 Dave Robillard.
- *
- * Om 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.
- *
- * Om 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.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include "ConnectionBase.h"
-#include "util.h"
-#include "InputPort.h"
-#include "OutputPort.h"
-#include "Node.h"
-#include "Om.h"
-#include "Port.h"
-
-namespace Om {
-
-
-/** Constructor for a connection from a node's output port.
- *
- * This handles both polyphonic and monophonic nodes, transparently to the
- * user (InputPort).
- */
-template <typename T>
-ConnectionBase<T>::ConnectionBase(OutputPort<T>* const src_port, InputPort<T>* const dst_port)
-: Connection(src_port, dst_port),
- m_local_buffer(NULL),
- m_is_poly_to_mono( (src_port->parent_node()->poly() > dst_port->parent_node()->poly()) ),
- m_buffer_size(src_port->buffer_size()),
- m_pending_disconnection(false)
-{
- assert((src_port->parent_node()->poly() == dst_port->parent_node()->poly())
- || (src_port->parent_node()->poly() == 1 || dst_port->parent_node()->poly() == 1));
-
- if (m_is_poly_to_mono) // Poly -> Mono connection, need a buffer to mix in to
- m_local_buffer = new Buffer<T>(m_buffer_size);
-}
-template ConnectionBase<sample>::ConnectionBase(OutputPort<sample>* const src_port, InputPort<sample>* const dst_port);
-template ConnectionBase<MidiMessage>::ConnectionBase(OutputPort<MidiMessage>* const src_port, InputPort<MidiMessage>* const dst_port);
-
-
-template <typename T>
-ConnectionBase<T>::~ConnectionBase()
-{
- delete m_local_buffer;
-}
-template ConnectionBase<sample>::~ConnectionBase();
-template ConnectionBase<MidiMessage>::~ConnectionBase();
-
-
-template <typename sample>
-void
-ConnectionBase<sample>::prepare_buffers()
-{
- /* Thought: A poly output port can be connected to multiple mono input
- * ports, which means this mix down would have to happen many times.
- * Adding a method to OutputPort that mixes down all it's outputs into
- * a buffer (if it hasn't been done already this cycle) and returns that
- * would avoid having to mix multiple times. Probably not a very common
- * case, but it would be faster anyway. */
-
- if (m_is_poly_to_mono) {
- m_local_buffer->copy(src_port()->buffer(0), 0, m_buffer_size-1);
-
- // Mix all the source's voices down into local buffer starting at the second
- // voice (buffer is already set to first voice above)
- for (size_t j=1; j < src_port()->poly(); ++j)
- m_local_buffer->accumulate(src_port()->buffer(j), 0, m_buffer_size-1);
-
- // Scale the buffer down.
- if (src_port()->poly() > 1)
- m_local_buffer->scale(1.0f/(float)src_port()->poly(), 0, m_buffer_size-1);
- }
-}
-template void ConnectionBase<sample>::prepare_buffers();
-
-
-// FIXME: MIDI mixing not implemented
-template <>
-void
-ConnectionBase<MidiMessage>::prepare_buffers()
-{
-}
-
-
-} // namespace Om
-