From Neil Salter, added osgSim::SphereSegment and osgSim::ScalarBar, and

osgspheresegment and osgscalarbar, and osgsimulation examples.

src/osgSim/ScalarsToColors.cpp

@@ -0,0 +1,26 @@
+#include <osgSim/ScalarsToColors>
+
+using namespace osgSim;
+
+ScalarsToColors::ScalarsToColors(float scalarMin, float scalarMax): _min(scalarMin), _max(scalarMax)
+{
+}
+
+osg::Vec4 ScalarsToColors::getColor(float scalar) const
+{
+    if(scalar<_min) return osg::Vec4(0.0f,0.0f,0.0f,0.0f);
+    if(scalar>_max) return osg::Vec4(0.0f,0.0f,0.0f,0.0f);
+
+    float c = (_min+scalar)/(_max-_min);
+    return osg::Vec4(c,c,c,1.0);
+}
+
+float ScalarsToColors::getMin() const
+{
+    return _min;
+}
+
+float ScalarsToColors::getMax() const
+{
+    return _max;
+}