=
"Class hierarchy: :class:`freestyle.types.UnaryFunction1D` > "
":class:`freestyle.types.UnaryFunction1DUnsigned` > :class:`QuantitativeInvisibilityF1D`\n"
"\n"
".. method:: __init__(integration_type=IntegrationType.MEAN)\n"
"\n"
" Builds a QuantitativeInvisibilityF1D object.\n"
"\n"
" :arg integration_type: The integration method used to compute a single value\n"
" from a set of values.\n"
" :type integration_type: :class:`freestyle.types.IntegrationType`\n"
"\n"
".. method:: __call__(inter)\n"
"\n"
" Returns the Quantitative Invisibility of an Interface1D element. If\n"
" the Interface1D is a :class:`freestyle.types.ViewEdge`, then there is\n"
" no ambiguity concerning the result. But, if the Interface1D results\n"
" of a chaining (chain, stroke), then it might be made of several 1D\n"
" elements of different Quantitative Invisibilities.\n"
"\n"
" :arg inter: An Interface1D object.\n"
" :type inter: :class:`freestyle.types.Interface1D`\n"
" :return: The Quantitative Invisibility of the Interface1D.\n"
" :rtype: int\n"