FGFS-4.1/OpenSceneGraph
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Ported osgcopy, osgcubemap, osgdelaunay, osgdepthpartion, osgdistortion, osgfadetext, osgforest and osgfxbrowser to osgViewer

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This commit is contained in:
Robert Osfield
2007-01-06 21:35:57 +00:00
parent 0cd64c8c4f
commit 19a7ec0f6b
33 changed files with 160 additions and 607 deletions
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67
examples/osgcubemap/osgcubemap.cpp
View File

@@ -16,7 +16,7 @@
#include <osgGA/FlightManipulator>
#include <osgGA/DriveManipulator>
#include <osgProducer/Viewer>
#include <osgViewer/Viewer>
#include <iostream>
#include <string>
@@ -73,46 +73,13 @@ int main(int argc, char *argv[])
// use an ArgumentParser object to manage the program arguments.
osg::ArgumentParser arguments(&argc,argv);
// set up the usage document, in case we need to print out how to use this program.
arguments.getApplicationUsage()->setDescription(arguments.getApplicationName()+" is the example which demonstrates use texture cube mapping.");
arguments.getApplicationUsage()->setCommandLineUsage(arguments.getApplicationName()+" [options] filename ...");
arguments.getApplicationUsage()->addCommandLineOption("-h or --help","Display this information");
// construct the viewer.
osgProducer::Viewer viewer(arguments);
// set up the value with sensible default event handlers.
viewer.setUpViewer(osgProducer::Viewer::STANDARD_SETTINGS);
// get details on keyboard and mouse bindings used by the viewer.
viewer.getUsage(*arguments.getApplicationUsage());
// if user request help write it out to cout.
if (arguments.read("-h") || arguments.read("--help"))
{
arguments.getApplicationUsage()->write(std::cout);
return 1;
}
// any option left unread are converted into errors to write out later.
arguments.reportRemainingOptionsAsUnrecognized();
// report any errors if they have occured when parsing the program aguments.
if (arguments.errors())
{
arguments.writeErrorMessages(std::cout);
return 1;
}
osgViewer::Viewer viewer;
if (arguments.argc()<=1)
{
arguments.getApplicationUsage()->write(std::cout,osg::ApplicationUsage::COMMAND_LINE_OPTION);
return 1;
}
// load the nodes from the commandline arguments.
osg::Node* rootnode = osgDB::readNodeFiles(arguments);
if (!rootnode) {
osg::notify(osg::NOTICE)<<"Please specify a model filename on the command line."<<std::endl;
return 1;
}
@@ -129,10 +96,9 @@ int main(int argc, char *argv[])
// create the windows and run the threads.
viewer.realize();
// now check to see if texture cube map is supported.
for(unsigned int contextID = 0;
contextID<viewer.getDisplaySettings()->getMaxNumberOfGraphicsContexts();
contextID<osg::DisplaySettings::instance()->getMaxNumberOfGraphicsContexts();
++contextID)
{
osg::TextureCubeMap::Extensions* tcmExt = osg::TextureCubeMap::getExtensions(contextID,false);
@@ -146,28 +112,5 @@ int main(int argc, char *argv[])
}
}
while( !viewer.done() )
{
// wait for all cull and draw threads to complete.
viewer.sync();
// update the scene by traversing it with the the update visitor which will
// call all node update callbacks and animations.
viewer.update();
// fire off the cull and draw traversals of the scene.
viewer.frame();
}
// wait for all cull and draw threads to complete.
viewer.sync();
// run a clean up frame to delete all OpenGL objects.
viewer.cleanup_frame();
// wait for all the clean up frame to complete.
viewer.sync();
return 0;
return viewer.run();
}