Function evaluate_curve

src/ifcgeom/taxonomy.cpp:806–809

@todo eliminate redundancy with cgal kernel

namespace {
	// @todo eliminate redundancy with cgal kernel
	void evaluate_curve(const circle::ptr& c, double u, point3& p) {
		Eigen::Vector4d xy{ c->radius * std::cos(u), c->radius * std::sin(u), 0, 1. };
		p.components() = (c->matrix->ccomponents() * xy).head<3>();
	}

	// @todo eliminate redundancy with cgal kernel
	void evaluate_curve_d1(const circle::ptr& c, double u, direction3& p) {