Added static cast to float to avoid compile error under MSV
Added static cast to float to avoid compile error under MSV


tomasthoresen/osg,jtorresfabra/osg,tomasthoresen/osg,tomasthoresen/osg,openscenegraph/osg,jtorresfabra/osg,openscenegraph/osg,scrawl/osg,artoolkit/osg,artoolkit/osg,artoolkit/osg,scrawl/osg,jtorresfabra/osg,marchelbling/osg,scrawl/osg,marchelbling/osg,marchelbling/osg,scrawl/osg,artoolkit/osg,jtorresfabra/osg,tomasthoresen/osg,openscenegraph/osg,marchelbling/osg,openscenegraph/osg