1 files changed, 3 insertions, 75 deletions
diff --git a/ell_relax.h b/ell_relax.h
index 5f57a3b..bc5b5fb 100644
--- a/ell_relax.h
+++ b/ell_relax.h
@@ -41,79 +41,7 @@
 #include <threadpool.h>
 
 #include "log.h"
-
-/**
- * Type of the boundary condition on a given boundary.
- */
-enum EllRelaxBCType {
-    /**
-     * The value of the unknown function is fixed on the boundary.
-     */
-    ELL_RELAX_BC_TYPE_FIXVAL,
-    /**
-     * The normal derivative of the unkown function is fixed on the boundary.
-     *
-     * TODO: the only supported value of the derivative is currently zero, i.e.
-     * periodic boundary conditions.
-     */
-    ELL_RELAX_BC_TYPE_FIXDIFF,
-};
-
-/**
- * Location of the boundary.
- */
-enum EllRelaxBoundaryLoc {
-    /**
-     * coord0 lower
-     */
-    ELL_RELAX_BOUNDARY_0L,
-    /**
-     * coord0 upper
-     */
-    ELL_RELAX_BOUNDARY_0U,
-    /**
-     * coord1 lower
-     */
-    ELL_RELAX_BOUNDARY_1L,
-    /**
-     * coord1 upper
-     */
-    ELL_RELAX_BOUNDARY_1U,
-};
-
-/**
- * Derivative specifier.
- */
-enum EllRelaxDiffCoeff {
-    /**
-     * Zeroth derivative, i.e. function value.
-     */
-    ELL_RELAX_DIFF_COEFF_00,
-    /**
-     * First derivative wrt coord1.
-     */
-    ELL_RELAX_DIFF_COEFF_01,
-    /**
-     * First derivative wrt coord0.
-     */
-    ELL_RELAX_DIFF_COEFF_10,
-    /**
-     * Second derivative, once wrt coord0 and once wrt coord1
-     */
-    ELL_RELAX_DIFF_COEFF_11,
-    /**
-     * Second derivative wrt coord1
-     */
-    ELL_RELAX_DIFF_COEFF_02,
-    /**
-     * Second derivative wrt coord0
-     */
-    ELL_RELAX_DIFF_COEFF_20,
-    /**
-     * Total number of allowed derivatives.
-     */
-    ELL_RELAX_DIFF_COEFF_NB,
-};
+#include "mg2d_constants.h"
 
 typedef struct EllRelaxInternal EllRelaxInternal;
 
@@ -124,7 +52,7 @@ typedef struct EllRelaxBoundary {
     /**
      * Type of the boundary condition.
      */
-    enum EllRelaxBCType type;
+    enum MG2DBCType type;
     /**
      * For type = ELL_RELAX_BC_TYPE_FIXVAL:
      *     Values of the unknown function on the boundary.
@@ -245,7 +173,7 @@ typedef struct EllRelaxContext {
      * Allocated by the solver in mg2di_ell_relax_alloc(), owned by the solver.
      * Must be filled by the caller before mg2di_ell_relax_init().
      */
-    double   *diff_coeffs[ELL_RELAX_DIFF_COEFF_NB];
+    double   *diff_coeffs[MG2D_DIFF_COEFF_NB];
     /**
      * Distance between neighbouring gridpoints along coord1.
      */