init_hessian.h

/*
 * Copyright 2026 Daniel Cederberg and William Zhang
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#ifndef PROBLEM_INIT_HESSIAN_H
#define PROBLEM_INIT_HESSIAN_H

#include "common.h"

static PyObject *py_problem_init_hessian(PyObject *self, PyObject *args)
{
    PyObject *prob_capsule;
    if (!PyArg_ParseTuple(args, "O", &prob_capsule))
    {
        return NULL;
    }

    problem *prob =
        (problem *) PyCapsule_GetPointer(prob_capsule, PROBLEM_CAPSULE_NAME);
    if (!prob)
    {
        PyErr_SetString(PyExc_ValueError, "invalid problem capsule");
        return NULL;
    }

    problem_init_hessian(prob);

    Py_RETURN_NONE;
}

static PyObject *py_problem_init_hessian_coo_lower_triangular(PyObject *self,
                                                              PyObject *args)
{
    PyObject *prob_capsule;
    if (!PyArg_ParseTuple(args, "O", &prob_capsule))
    {
        return NULL;
    }

    problem *prob =
        (problem *) PyCapsule_GetPointer(prob_capsule, PROBLEM_CAPSULE_NAME);
    if (!prob)
    {
        PyErr_SetString(PyExc_ValueError, "invalid problem capsule");
        return NULL;
    }

    problem_init_hessian_coo_lower_triangular(prob);

    Py_RETURN_NONE;
}

#endif /* PROBLEM_INIT_HESSIAN_H */