sends any accumulated drawing calls to the gpu . depending on the nature of the batch , this may be necessary before certain state changes like switching to a new texture . this should be a noop if there 's nothing to flush . concode_field_sep boolean begun concode_field_sep void end concode_elem_sep void begin concode_elem_sep void close
void function ( ) { if ( ! begun ) throw new IllegalStateException ( getClass ( ) . getSimpleName ( ) + "srini_string" ) ; }