From fefd94019be32da03fcfd4b683860e3461e19000 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Tue, 4 Jul 2006 01:25:48 +0000
Subject: More fixes for connecting/disconnecting

git-svn-id: http://svn.drobilla.net/lad/ingen@83 a436a847-0d15-0410-975c-d299462d15a1
---
 src/libs/engine/events/DisconnectionEvent.cpp | 27 +++++++++++----------------
 1 file changed, 11 insertions(+), 16 deletions(-)

(limited to 'src/libs/engine/events')

diff --git a/src/libs/engine/events/DisconnectionEvent.cpp b/src/libs/engine/events/DisconnectionEvent.cpp
index f2f54387..3d7a16d8 100644
--- a/src/libs/engine/events/DisconnectionEvent.cpp
+++ b/src/libs/engine/events/DisconnectionEvent.cpp
@@ -110,18 +110,6 @@ DisconnectionEvent::pre_process()
 		return;
 	}
 
-	/*if (port1->is_output() && port2->is_input()) {
-	  m_src_port = port1;
-	  m_dst_port = port2;
-	  } else if (port2->is_output() && port1->is_input()) {
-	  m_src_port = port2;
-	  m_dst_port = port1;
-	  } else {
-	  m_error = TYPE_MISMATCH;
-	  QueuedEvent::pre_process();
-	  return;
-	  }*/
-
 	// Create the typed event to actually do the work
 	const DataType type = m_src_port->type();
 	if (type == DataType::FLOAT) {
@@ -197,20 +185,26 @@ TypedDisconnectionEvent<T>::pre_process()
 	
 	Node* const src_node = m_src_port->parent_node();
 	Node* const dst_node = m_dst_port->parent_node();
+
+	// Connection to a patch port from inside the patch
 	if (src_node->parent_patch() != dst_node->parent_patch()) {
-		// Connection to a patch port from inside the patch
+
 		assert(src_node->parent() == dst_node || dst_node->parent() == src_node);
 		if (src_node->parent() == dst_node)
 			m_patch = dynamic_cast<Patch*>(dst_node);
 		else
 			m_patch = dynamic_cast<Patch*>(src_node);
+	
+	// Connection from a patch input to a patch output (pass through)
+	} else if (src_node == dst_node && dynamic_cast<Patch*>(src_node)) {
+		m_patch = dynamic_cast<Patch*>(src_node);
+	
+	// Normal connection between nodes with the same parent
 	} else {
-		// Normal connection between nodes with the same parent
 		m_patch = src_node->parent_patch();
 	}
 
 	assert(m_patch);
-	assert(m_patch == src_node->parent() || m_patch == dst_node->parent());
 
 	if (src_node == NULL || dst_node == NULL) {
 		m_succeeded = false;
@@ -250,7 +244,8 @@ TypedDisconnectionEvent<T>::execute(samplecount offset)
 		if (port_connection != NULL) {
 			ListNode<Connection*>* const patch_connection
 				= m_patch->remove_connection(m_src_port, m_dst_port);
-	
+			
+			assert(patch_connection);
 			assert((Connection*)port_connection->elem() == patch_connection->elem());
 			
 			// Clean up both the list node and the connection itself...
-- 
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