Changeset 5959 for OpenSceneGraph/trunk/examples/osgsimplifier/osgsimplifier.cpp

Timestamp:

01/11/07 12:47:01 (6 years ago)

Author:

robert

Message:

Ported follow examples to osgViewer:

osgshape
osgsimplifier
osgsimulation
osgslice
osgspacewarp
osgspheresegment
osgspotlight
osgstereoimage

Files:

• OpenSceneGraph/trunk/examples/osgsimplifier/osgsimplifier.cpp (modified) (6 diffs)

OpenSceneGraph/trunk/examples/osgsimplifier/osgsimplifier.cpp

@@ -13 +13 @@
 #include <osgUtil/Optimizer>
 #include <osgUtil/Simplifier>
-#include <osgProducer/Viewer>
-
+#include <osgViewer/Viewer>
+#include <osgGA/TrackballManipulator>
+#include <iostream>
 
 class KeyboardEventHandler : public osgGA::GUIEventHandler
@@ -72 +73 @@
 
     // 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());
+    osgViewer::Viewer viewer;
 
     // read the sample ratio if one is supplied
@@ -91 +86 @@
     }
 
-    // report any errors if they have occured when parsing the program aguments.
-    if (arguments.errors())
-    {
-        arguments.writeErrorMessages(std::cout);
-        return 1;
-    }
-    
     if (arguments.argc()<=1)
     {
@@ -103 +91 @@
         return 1;
     }
-
-    osg::Timer_t start_tick = osg::Timer::instance()->tick();
 
     // read the scene from the list of file specified commandline args.
@@ -115 +101 @@
         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);
-    }
-
-    osg::Timer_t end_tick = osg::Timer::instance()->tick();
-
-    std::cout << "Time to load = "<<osg::Timer::instance()->delta_s(start_tick,end_tick)<<std::endl;
-
     
     //loadedModel->accept(simplifier);
 
     unsigned int keyFlag = 0;
-    viewer.getEventHandlerList().push_front(new KeyboardEventHandler(keyFlag));
+    viewer.addEventHandler(new KeyboardEventHandler(keyFlag));
 
     // set the scene to render
     viewer.setSceneData(loadedModel.get());
 
+    viewer.setCameraManipulator(new osgGA::TrackballManipulator());
+
     // create the windows and run the threads.
     viewer.realize();
 
-    float multiplier = 0.99f;
+    float multiplier = 0.8f;
     float minRatio = 0.001f;
     float ratio = sampleRatio;
 
+
     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();
@@ -179 +147 @@
     }
     
-    // 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;
 }