ident size optimization


git-svn-id: svn://svn.tuxfamily.org/svnroot/tesseract/main@1923 b412e182-2ed4-4078-95c4-27dc59f57fa9
fix spotlight.z=0 case


git-svn-id: svn://svn.tuxfamily.org/svnroot/tesseract/main@1924 b412e182-2ed4-4078-95c4-27dc59f57fa9