=
"Class hierarchy: :class:`freestyle.types.UnaryFunction0D` > "
":class:`freestyle.types.UnaryFunction0DUnsigned` > :class:`QuantitativeInvisibilityF0D`\n"
"\n"
".. method:: __init__()\n"
"\n"
" Builds a QuantitativeInvisibilityF0D object.\n"
"\n"
".. method:: __call__(it)\n"
"\n"
" Returns the quantitative invisibility of the\n"
" :class:`freestyle.types.Interface0D` pointed by the\n"
" Interface0DIterator. This evaluation can be ambiguous (in the case of\n"
" a :class:`freestyle.types.TVertex` for example). This functor tries\n"
" to remove this ambiguity using the context offered by the 1D element\n"
" to which the Interface0D belongs to. However, there still can be\n"
" problematic cases, and the user willing to deal with this cases in a\n"
" specific way should implement its own getQIF0D functor.\n"
"\n"
" :arg it: An Interface0DIterator object.\n"
" :type it: :class:`freestyle.types.Interface0DIterator`\n"
" :return: The quantitative invisibility of the pointed Interface0D.\n"
" :rtype: int\n"