Line data Source code
1 :
2 : /* Copyright (c) 2010, Cedric Stalder <cedric.stalder@gmail.com>
3 : * 2011, Stefan Eilemann <eile@eyescale.ch>
4 : * 2010, Daniel Nachbaur <danielnachbaur@gmail.com>
5 : *
6 : * This library is free software; you can redistribute it and/or modify it under
7 : * the terms of the GNU Lesser General Public License version 2.1 as published
8 : * by the Free Software Foundation.
9 : *
10 : * This library is distributed in the hope that it will be useful, but WITHOUT
11 : * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12 : * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
13 : * details.
14 : *
15 : * You should have received a copy of the GNU Lesser General Public License
16 : * along with this library; if not, write to the Free Software Foundation, Inc.,
17 : * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 : */
19 :
20 : #include "channel.h"
21 :
22 : #include "node.h"
23 :
24 : #include <eq/fabric/commands.h>
25 :
26 : namespace eq
27 : {
28 : namespace server
29 : {
30 0 : class ChannelStopFrameVisitor : public ConfigVisitor
31 : {
32 : public:
33 0 : explicit ChannelStopFrameVisitor(const uint32_t lastFrameNumber)
34 0 : : _lastFrameNumber(lastFrameNumber)
35 : {
36 0 : }
37 :
38 0 : virtual VisitorResult visit(Channel* channel)
39 : {
40 0 : if (!channel->isActive() || !channel->isRunning())
41 0 : return TRAVERSE_CONTINUE;
42 :
43 0 : channel->send(fabric::CMD_CHANNEL_STOP_FRAME) << _lastFrameNumber;
44 0 : return TRAVERSE_CONTINUE;
45 : }
46 :
47 0 : virtual VisitorResult visitPost(Node* node)
48 : {
49 0 : if (node->isRunning())
50 0 : node->flushSendBuffer();
51 0 : return TRAVERSE_CONTINUE;
52 : }
53 :
54 : private:
55 : const uint32_t _lastFrameNumber;
56 : };
57 : }
58 : }
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