creating polygons for extrude objects, ngon takes radius parameter

git-svn-id: svn://anubis/fart/trunk@270 7f9b0f55-74a9-4bce-be96-3c2cd072584d

parser/parser.yy

@@ -307,7 +307,10 @@ number: DEC_NUMBER  { $$ = $1; }
       | REAL_NUMBER { $$ = $1; }
       ;
 
-ngon: NGON DEC_NUMBER { $$ = new NGonNode($2->getInteger()); }
+ngon: NGON DEC_NUMBER COMMA number {
+        $$ = new NGonNode($2->getInteger());
+        $$->addChild(new RadiusNode($4->getNumber()));
+    }
     ;
 
 offset: OFFSET number {