Changeset 8535 for OpenSceneGraph/trunk/examples/osgkdtree/osgkdtree.cpp

Timestamp:

07/04/08 17:57:48 (5 years ago)

Author:

robert

Message:

Added prelimnary KdTree? data structure and automatic kdtree build support
into osgDB::Registry/osgTerrain so that newly created subgraphs can have
KdTree? built on all osg::Geometry automatically on load/creation.

Files:

• OpenSceneGraph/trunk/examples/osgkdtree/osgkdtree.cpp (modified) (4 diffs)

OpenSceneGraph/trunk/examples/osgkdtree/osgkdtree.cpp

@@ -38 +38 @@
 #include <osgSim/ElevationSlice>
 
+#include <osgViewer/Viewer>
+
 #include "fixeddivision.h"
 #include "variabledivision.h"
 
+#include <osg/KdTree>
 
 int main(int argc, char **argv)
@@ -55 +58 @@
     while (arguments.read("--points")) processTriangles = false;
     while (arguments.read("--triangles")) processTriangles = true;
+    
+    osgDB::Registry::instance()->setBuildKdTreesHint(osgDB::ReaderWriter::Options::BUILD_KDTREES);
     
     osg::ref_ptr<osg::Node> scene = osgDB::readNodeFiles(arguments);
@@ -89 +94 @@
         osg::notify(osg::NOTICE)<<"build speed "<<(double(builder._numVerticesProcessed)/time)/1000000.0<<"M vertices per second"<<std::endl;
     }
-    else
+    else if (arguments.read("--vd"))
     {
         variabledivision::KDTreeBuilder builder;
@@ -108 +113 @@
         osg::notify(osg::NOTICE)<<"build speed "<<(double(builder._numVerticesProcessed)/time)/1000000.0<<"M vertices per second"<<std::endl;
     }    
+    else
+    {
+        osgViewer::Viewer viewer;
+        viewer.setSceneData(scene.get());
+        return viewer.run();
+    }    
     
     return 0;