81 typedef typename LB::Traits::RangeFieldType Scalar;
85 fill(out.begin(), out.end(), 0.0);
88 const QuadratureRule<Scalar,1>& rule = QuadratureRules<Scalar,1>::rule(GeometryTypes::cube(1), qOrder);
90 for (
typename QuadratureRule<Scalar,1>::const_iterator it = rule.begin();
91 it != rule.end(); ++it)
93 Scalar qPos = it->position();
94 typename LB::Traits::DomainType localPos;
99 out[0] += (y[0]*n0[0] + y[1]*n0[1])*it->weight()*sign0;
100 out[1] += (y[0]*n0[0] + y[1]*n0[1])*(2.0*qPos - 1.0)*it->weight();
105 out[2] += (y[0]*n1[0] + y[1]*n1[1])*it->weight()*sign1;
106 out[3] += (y[0]*n1[0] + y[1]*n1[1])*(1.0 - 2.0*qPos)*it->weight();
111 out[4] += (y[0]*n2[0] + y[1]*n2[1])*it->weight()*sign2;
112 out[5] += (y[0]*n2[0] + y[1]*n2[1])*(1.0 - 2.0*qPos)*it->weight();
117 out[6] += (y[0]*n3[0] + y[1]*n3[1])*it->weight()*sign3;
118 out[7] += (y[0]*n3[0] + y[1]*n3[1])*(2.0*qPos - 1.0)*it->weight();
123 typename LB::Traits::RangeFieldType sign0, sign1, sign2, sign3;
124 typename LB::Traits::DomainType n0, n1, n2, n3;