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Ported following examples to osgViewer:

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osgshaders
osgshaderterrain
osgshadow
osgshadowtexture
This commit is contained in:
Robert Osfield
2007-01-10 21:05:26 +00:00
parent 8d918d951f
commit 877a32c3eb
17 changed files with 72 additions and 254 deletions
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53
examples/osgshaders/osgshaders.cpp
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@@ -24,7 +24,7 @@
#include <osgGA/GUIActionAdapter>
#include <osgDB/ReadFile>
#include <osgUtil/Optimizer>
#include <osgProducer/Viewer>
#include <osgViewer/Viewer>
#include "GL2Scene.h"
@@ -62,62 +62,19 @@ class KeyHandler: public osgGA::GUIEventHandler
///////////////////////////////////////////////////////////////////////////
int main( int argc, char **argv )
int main(int, char **)
{
// use an ArgumentParser object to manage the program arguments.
osg::ArgumentParser args(&argc,argv);
// set up the usage document
args.getApplicationUsage()->setApplicationName(args.getApplicationName());
args.getApplicationUsage()->setDescription(args.getApplicationName() +
" demonstrates the OpenGL Shading Language using core OSG");
args.getApplicationUsage()->setCommandLineUsage(args.getApplicationName());
args.getApplicationUsage()->addCommandLineOption("-h or --help","Display this information");
args.getApplicationUsage()->addKeyboardMouseBinding( "x", "Reload and recompile shader source files." );
args.getApplicationUsage()->addKeyboardMouseBinding( "y", "Toggle shader enable" );
// construct the viewer.
osgProducer::Viewer viewer(args);
viewer.setUpViewer( osgProducer::Viewer::STANDARD_SETTINGS );
viewer.getUsage( *args.getApplicationUsage() );
if( args.read("-h") || args.read("--help") )
{
args.getApplicationUsage()->write(std::cout);
return 1;
}
// any option left unread are converted into errors to write out later.
args.reportRemainingOptionsAsUnrecognized();
if( args.errors() )
{
args.writeErrorMessages(std::cout);
return 1;
}
osgViewer::Viewer viewer;
// create the scene
GL2ScenePtr gl2Scene = new GL2Scene;
viewer.setSceneData( gl2Scene->getRootNode().get() );
viewer.getEventHandlerList().push_front( new KeyHandler(gl2Scene) );
viewer.realize();
while( !viewer.done() )
{
viewer.sync();
viewer.update();
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();
viewer.addEventHandler( new KeyHandler(gl2Scene) );
// wait for all the clean up frame to complete.
viewer.sync();
return 0;
return viewer.run();
}
/*EOF*/