FGFS-4.1/OpenSceneGraph
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Cleaned up main loop, so it's more readable, seperating out the paging and non paging implementations

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This commit is contained in:
Robert Osfield 2010-10-22 12:28:50 +00:00
parent f91944fbbf
commit 89d09d7712
1 changed files with 60 additions and 43 deletions
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103
examples/osganalysis/osganalysis.cpp
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@ -232,17 +232,17 @@ int main(int argc, char** argv)
return 1;
}
typedef std::vector< osg::ref_ptr<osg::Node> > Models;
unsigned int modelIndex = 0;
Models models;
osg::ref_ptr<osg::Group> group = new osg::Group;
viewer.setSceneData(group);
osg::ref_ptr<osg::OperationThread> databasePagingThread;
osg::ref_ptr<DatabasePagingOperation> databasePagingOperation;
if (readDatabasesInPagingThread)
{
// load the models using a paging thread and use the incremental compile operation to
// manage the compilation of GL objects without breaking frame.
unsigned int modelIndex = 0;
osg::ref_ptr<osg::OperationThread> databasePagingThread;
osg::ref_ptr<DatabasePagingOperation> databasePagingOperation;
databasePagingThread = new osg::OperationThread;
databasePagingThread->startThread();
@ -253,43 +253,19 @@ int main(int argc, char** argv)
databasePagingThread->add(databasePagingOperation.get());
}
else
{
for(FileNames::iterator itr = fileNames.begin();
itr != fileNames.end();
++itr)
osg::ref_ptr<osg::Group> group = new osg::Group;
viewer.setSceneData(group);
viewer.realize();
double timeOfLastMerge = viewer.getFrameStamp()->getReferenceTime();
while(!viewer.done())
{
// not an option so assume string is a filename.
osg::ref_ptr<osg::Node> node = osgDB::readNodeFile( *itr );
if(node.valid())
{
if (node->getName().empty()) node->setName( *itr );
viewer.frame();
node = sceneGraphProcessor->process(node.get());
double currentTime = viewer.getFrameStamp()->getReferenceTime();
models.push_back(node.get());
}
}
group->addChild(models[modelIndex++].get());
}
viewer.realize();
double timeOfLastMerge = viewer.getFrameStamp()->getReferenceTime();
osg::ref_ptr<CustomCompileCompletedCallback> compileCompletedCallback;
while(!viewer.done())
{
viewer.frame();
double currentTime = viewer.getFrameStamp()->getReferenceTime();
if (readDatabasesInPagingThread)
{
if (!databasePagingOperation &&
modelIndex<fileNames.size() &&
(currentTime-timeOfLastMerge)>timeBetweenMerges)
@ -318,8 +294,49 @@ int main(int argc, char** argv)
viewer.home();
}
}
else
}
else
{
// load the models directly and then just use the IncrementalCompileOperation to
// compile the GL objects for us.
typedef std::vector< osg::ref_ptr<osg::Node> > Models;
Models models;
unsigned int modelIndex = 0;
for(FileNames::iterator itr = fileNames.begin();
itr != fileNames.end();
++itr)
{
// not an option so assume string is a filename.
osg::ref_ptr<osg::Node> node = osgDB::readNodeFile( *itr );
if(node.valid())
{
if (node->getName().empty()) node->setName( *itr );
node = sceneGraphProcessor->process(node.get());
models.push_back(node.get());
}
}
osg::ref_ptr<osg::Group> group = new osg::Group;
group->addChild(models[modelIndex++].get());
viewer.setSceneData(group);
viewer.realize();
double timeOfLastMerge = viewer.getFrameStamp()->getReferenceTime();
osg::ref_ptr<CustomCompileCompletedCallback> compileCompletedCallback;
while(!viewer.done())
{
viewer.frame();
double currentTime = viewer.getFrameStamp()->getReferenceTime();
if (!compileCompletedCallback &&
modelIndex<fileNames.size() &&
(currentTime-timeOfLastMerge)>timeBetweenMerges)