From acbda29f838280ba98cf9e9e539e9d8a6e8fc6ad Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Fri, 9 Jun 2006 15:07:31 +0000
Subject: Added Om aka Graph aka god knows what

git-svn-id: http://svn.drobilla.net/lad/grauph@9 a436a847-0d15-0410-975c-d299462d15a1
---
 src/engine/Connection.cpp | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 src/engine/Connection.cpp

(limited to 'src/engine/Connection.cpp')

diff --git a/src/engine/Connection.cpp b/src/engine/Connection.cpp
new file mode 100644
index 00000000..d1592009
--- /dev/null
+++ b/src/engine/Connection.cpp
@@ -0,0 +1,45 @@
+/* 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 "Connection.h"
+#include "util.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).
+ */
+Connection::Connection(Port* const src_port, Port* const dst_port)
+: m_src_port(src_port),
+  m_dst_port(dst_port),
+  m_is_poly_to_mono( (src_port->parent_node()->poly() > dst_port->parent_node()->poly()) ),
+  m_pending_disconnection(false)
+{
+	assert(src_port != NULL);
+	assert(dst_port != NULL);
+
+	assert((src_port->parent_node()->poly() == dst_port->parent_node()->poly())
+		|| (src_port->parent_node()->poly() == 1 || dst_port->parent_node()->poly() == 1));
+}
+
+} // namespace Om
+
-- 
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