type alias moved to CRTP

jmeidow · jmeidow · commit 845ab3c81037 · 2026-03-09T08:16:14.000+01:00
diff --git a/src/constraints.cpp b/src/constraints.cpp
@@ -45,9 +45,6 @@ using Matfun::sign;
 
 namespace Constraint {
 
-using VectorXidx = Eigen::Vector<Eigen::Index,Eigen::Dynamic>;
-
-
 MatrixXd Orthogonal::Jacobian( const VectorXidx & idxx,
                                const VectorXd &l0,
                                const VectorXd &l) const
diff --git a/src/constraints.h b/src/constraints.h
@@ -98,8 +98,11 @@ class ConstraintCRTP : public ConstraintBase
     ConstraintCRTP() = default;
     ConstraintCRTP(ConstraintCRTP&&) noexcept = default;
     friend Derived;
+
+    using VectorXidx = Vector<Index,Dynamic>;
 };
 
+
 //! Concurrence constraint (three copunctual straight lines)
 class Copunctual : public ConstraintCRTP<Copunctual>
 {
