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+/*
+ * Copyright 2017 Anton Khirnov <anton@khirnov.net>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef TEUKOLSKY_DATA_CONSTRAINTS_H
+#define TEUKOLSKY_DATA_CONSTRAINTS_H
+
+#include "pssolve.h"
+
+enum TDConstraintEq {
+ TD_CONSTRAINT_EQ_HAM = 0,
+ TD_CONSTRAINT_EQ_MOM_0,
+ TD_CONSTRAINT_EQ_MOM_1,
+ TD_CONSTRAINT_EQ_NB,
+};
+
+enum TDConstraintVar {
+ TD_CONSTRAINT_VAR_CONFFAC = 0,
+ TD_CONSTRAINT_VAR_CURV_RR,
+ TD_CONSTRAINT_VAR_CURV_PHIPHI,
+ TD_CONSTRAINT_VAR_NB,
+};
+
+int tdi_constraints_eval(enum TDConstraintEq eq,
+ const double a,
+ unsigned int nb_coords[2], double *coords[2],
+ double *vars[TD_CONSTRAINT_VAR_NB][PSSOLVE_DIFF_ORDER_NB],
+ double *out);
+
+#endif // TEUKOLSKY_DATA_CONSTRAINTS_H