set the value of the javafx.scene.effect.reflection #getfraction fraction property for the instance constructed by this builder . concode_field_sep javafx.scene.effect.Effect input concode_elem_sep double topOpacity concode_elem_sep double topOffset concode_elem_sep double bottomOpacity concode_elem_sep int __set concode_elem_sep double fraction concode_field_sep void applyTo concode_elem_sep B input concode_elem_sep B topOpacity concode_elem_sep B topOffset concode_elem_sep B bottomOpacity concode_elem_sep javafx.scene.effect.Reflection build concode_elem_sep javafx.scene.effect.ReflectionBuilder<?> create
B function ( double arg0 ) { this . fraction = arg0 ; __set |= 1 << 1 ; return ( B ) this ; }