fluid_diffusion

geometry_utils_inline_impl.cc
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			#include "geometry_utils.hh"

			#ifndef __AKANTU_GEOMETRY_UTILS_INLINE_IMPL_CC__
			#define __AKANTU_GEOMETRY_UTILS_INLINE_IMPL_CC__


			namespace akantu {

			/* -------------------------------------------------------------------------- */
			inline bool GeometryUtils::isBoundaryElement(const Mesh & mesh, const Element & element) {

			const auto & element_to_subelement =
			mesh.getElementToSubelement(element.type)(element.element);

			// for regular boundary elements
			if (element_to_subelement.size() == 1 and
			element_to_subelement[0].kind() == _ek_regular) {
			return true;
			}

			// for cohesive boundary elements
			UInt nb_subelements_regular = 0;
			for (auto subelem : element_to_subelement) {
			if (subelem == ElementNull)
			continue;

			if (subelem.kind() == _ek_regular)
			++nb_subelements_regular;
			}

			auto nb_subelements = element_to_subelement.size();
			if (nb_subelements_regular < nb_subelements)
			return true;

			return false;
			}

			/* -------------------------------------------------------------------------- */
			inline bool GeometryUtils::isValidProjection(const Vector<Real> & projection) {

			UInt nb_xi_inside = 0;
			Real tolerance = 1e-3;

			for (auto xi : projection) {
			if (xi >= -1.0 - tolerance and xi <= 1.0 + tolerance)
			nb_xi_inside++;
			}

			if (nb_xi_inside == projection.size())
			return true;

			return false;
			}

			} //namespace akantu

			#endif