*** empty log message ***

src/osgSim/GNUmakefile

@@ -10,6 +10,8 @@ CXXFILES = \
     Sector.cpp\
     Version.cpp\
 
+#    SphereSegment.cpp\
+
 DEF     += -DOSGSIM_LIBRARY
 
 LIBS  += -losg -losgUtil $(GL_LIBS) $(OTHER_LIBS)

src/osgSim/LightPointDrawable.cpp

@@ -41,7 +41,6 @@ LightPointDrawable::LightPointDrawable():
     _colorMaskOff = new osg::ColorMask;
     _colorMaskOff->setMask(false,false,false,false);
 
-    _point = new osg::Point;
 }
 
 LightPointDrawable::LightPointDrawable(const LightPointDrawable& lpd,const osg::CopyOp& copyop):

src/osgSim/LightPointDrawable.h

@@ -116,7 +116,6 @@ class OSGSIM_EXPORT LightPointDrawable : public osg::Drawable
         osg::ref_ptr<osg::BlendFunc>    _blendOne;
         osg::ref_ptr<osg::BlendFunc>    _blendOneMinusSrcAlpha;
         osg::ref_ptr<osg::ColorMask>    _colorMaskOff;
-        osg::ref_ptr<osg::Point>        _point;
 
         
 };

src/osgSim/LightPointNode.cpp

@@ -24,13 +24,29 @@
 
 #include <typeinfo>
 
-using namespace osgSim;
+namespace osgSim
+{
+
+osg::StateSet* getSingletonLightPointStateSet()
+{
+    static osg::ref_ptr<osg::StateSet> s_stateset = 0;
+    if (!s_stateset)
+    {
+        s_stateset = new osg::StateSet;
+        // force light point nodes to be drawn after everything else by picking a renderin bin number after
+        // the transparent bin.
+        s_stateset->setRenderBinDetails(20,"DepthSortedBin");
+    }
+    return s_stateset.get();
+}
+
 
 LightPointNode::LightPointNode():
     _minPixelSize(0.0f),
     _maxPixelSize(30.0f),
     _maxVisableDistance2(FLT_MAX)
 {
+    setStateSet(getSingletonLightPointStateSet());
 }
 
 /** Copy constructor using CopyOp to manage deep vs shallow copy.*/
@@ -66,6 +82,12 @@ bool LightPointNode::computeBound() const
     _bsphere.init();
     _bbox.init();
 
+    if (_lightPointList.empty())
+    {
+        _bsphere_computed=true;
+        return false;
+    }
+
 
     LightPointList::const_iterator itr;
     for(itr=_lightPointList.begin();
@@ -96,6 +118,12 @@ bool LightPointNode::computeBound() const
 
 void LightPointNode::traverse(osg::NodeVisitor& nv)
 {
+    if (_lightPointList.empty())
+    {
+        // no light points so no op.
+        return;
+    }
+
     //#define USE_TIMER
     #ifdef USE_TIMER
     osg::Timer timer;
@@ -363,3 +391,4 @@ void LightPointNode::traverse(osg::NodeVisitor& nv)
 }
 
 
+} // end of namespace