stream draw for desktop shaders

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@37087 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
fix for Java crash on invalid arc (related to #4679)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@37088 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e