]> git.mxchange.org Git - simgear.git/blob - simgear/scene/model/SGPagedLOD.cxx
Make the debug geometry stuff work with a time argument.
[simgear.git] / simgear / scene / model / SGPagedLOD.cxx
1 // Copyright (C) 2008 Till Busch buti@bux.at
2 //
3 // This program is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU General Public License as
5 // published by the Free Software Foundation; either version 2 of the
6 // License, or (at your option) any later version.
7 //
8 // This program is distributed in the hope that it will be useful, but
9 // WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
11 // General Public License for more details.
12 //
13 // You should have received a copy of the GNU General Public License
14 // along with this program; if not, write to the Free Software
15 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
16
17 #include <osgDB/ReadFile>
18
19 #include <simgear/debug/logstream.hxx>
20 #include <simgear/structure/OSGVersion.hxx>
21
22 #include "modellib.hxx"
23 #include "SGReaderWriterXMLOptions.hxx"
24 #include "SGPagedLOD.hxx"
25
26 using namespace osg;
27 using namespace simgear;
28
29 SGPagedLOD::SGPagedLOD()
30         : PagedLOD()
31 {
32 }
33
34 SGPagedLOD::~SGPagedLOD()
35 {
36     //SG_LOG(SG_GENERAL, SG_ALERT, "SGPagedLOD::~SGPagedLOD(" << getFileName(0) << ")");
37 }
38
39 SGPagedLOD::SGPagedLOD(const SGPagedLOD& plod,const CopyOp& copyop)
40         : osg::PagedLOD(plod, copyop),
41         _readerWriterOptions(plod._readerWriterOptions)
42 {
43 }
44
45 bool SGPagedLOD::addChild(osg::Node *child)
46 {
47     //SG_LOG(SG_GENERAL, SG_ALERT, "SGPagedLOD::addChild(" << getFileName(getNumChildren()) << ")");
48     if (!PagedLOD::addChild(child))
49         return false;
50
51     setRadius(getBound().radius());
52     setCenter(getBound().center());
53     // if the model was an .xml-file it will have UserData set
54     osg::ref_ptr<SGModelData> d = dynamic_cast<SGModelData*>(child->getUserData());
55     if (d.valid())
56         d->modelLoaded(getFileName(getNumChildren()-1), d->getProperties(), this);
57     else // this calls modelLoaded for non-xml models
58     {
59         SGReaderWriterXMLOptions *o=dynamic_cast<SGReaderWriterXMLOptions*>(_readerWriterOptions.get());
60         if(o)
61         {
62             d = o->getModelData();
63             if(d.valid())
64                 d->modelLoaded(getFileName(getNumChildren()-1), 0, this);
65         }
66     }
67     return true;
68 }
69
70 void SGPagedLOD::forceLoad(osgDB::DatabasePager *dbp)
71 {
72     //SG_LOG(SG_GENERAL, SG_ALERT, "SGPagedLOD::forceLoad(" <<
73     //getFileName(getNumChildren()) << ")");
74     unsigned childNum = getNumChildren();
75     setTimeStamp(childNum, 0);
76     double priority=1.0;
77     dbp->requestNodeFile(getFileName(childNum),this,priority,0,
78 #if SG_OSG_VERSION >= 25001
79                          getDatabaseRequest(childNum),
80 #endif
81                          _readerWriterOptions.get());
82 }
83