vcl::comp::HasOptionalNormal Concept Reference

A concept that checks whether a type T (that should be a Element) has the Normal component (inherits from it), and that the component is optional. More...

#include <vclib/mesh/components/normal.h>

Concept definition

template<typename T>
concept vcl::comp::HasOptionalNormal = 
    HasNormal<T> && IsOptionalComponent<typename RemoveRef<T>::Normal>

Detailed Description

A concept that checks whether a type T (that should be a Element) has the Normal component (inherits from it), and that the component is optional.

Template Parameters

T	The type to be tested for conformity to the HasOptionalNormal.