Line data Source code
1 :
2 : /* Copyright (c) 2007-2016, Stefan Eilemann <eile@equalizergraphics.com>
3 : * Cedric Stalder <cedric.stalder@gmail.com>
4 : * Daniel Nachbaur <danielnachbaur@gmail.com>
5 : *
6 : * This file is part of Collage <https://github.com/Eyescale/Collage>
7 : *
8 : * This library is free software; you can redistribute it and/or modify it under
9 : * the terms of the GNU Lesser General Public License version 2.1 as published
10 : * by the Free Software Foundation.
11 : *
12 : * This library is distributed in the hope that it will be useful, but WITHOUT
13 : * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
14 : * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
15 : * details.
16 : *
17 : * You should have received a copy of the GNU Lesser General Public License
18 : * along with this library; if not, write to the Free Software Foundation, Inc.,
19 : * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 : */
21 :
22 : #ifndef CO_STATICMASTERCM_H
23 : #define CO_STATICMASTERCM_H
24 :
25 : #include "objectCM.h" // base class
26 : #include <co/version.h> // enum
27 : #include "objectInstanceDataOStream.h"
28 :
29 : #include <deque>
30 :
31 : namespace co
32 : {
33 : class Node;
34 :
35 : /** @internal
36 : * An object change manager handling a static master instance.
37 : */
38 : class StaticMasterCM : public ObjectCM
39 : {
40 : public:
41 8 : explicit StaticMasterCM( Object* object ) : ObjectCM( object ) {}
42 16 : virtual ~StaticMasterCM() {}
43 :
44 8 : void init() override {}
45 :
46 : /** @name Versioning */
47 : //@{
48 0 : void setAutoObsolete( const uint32_t ) override {}
49 0 : uint32_t getAutoObsolete() const override { return 0; }
50 :
51 0 : uint128_t getHeadVersion() const override { return VERSION_FIRST; }
52 1 : uint128_t getVersion() const override { return VERSION_FIRST; }
53 : //@}
54 :
55 40 : bool isMaster() const override { return true; }
56 0 : uint32_t getMasterInstanceID() const override
57 0 : { LBDONTCALL; return CO_INSTANCE_INVALID; }
58 :
59 8 : bool addSlave( const MasterCMCommand& command ) override
60 8 : { return ObjectCM::_addSlave( command, VERSION_FIRST ); }
61 0 : void removeSlaves( NodePtr ) override { /* NOP */}
62 : };
63 : }
64 :
65 : #endif // CO_STATICMASTERCM_H
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