/*
 * Tuxánci 2 - A first person shooter
 * Copyright (C) 2007-2011  Tuxánci Development Team
 * Copyright (C) 2025-2026  Connor Thomson
 *
 * 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 <https://www.gnu.org/licenses/>.
 */

#include "camera.h"
#include "ta_sdl.h"

ta_camera ta_camera_current;

void ta_camera_init(void) {
    ta_camera_current = (ta_camera){ 0.0f, 0.0f, 5.0f };
}

void ta_camera_get_view_matrix(float *matrix) {
    for (int index = 0; index < 16; index++) {
        matrix[index] = index % 5 == 0 ? 1.0f : 0.0f;
    }

    matrix[12] = -ta_camera_current.x;
    matrix[13] = -ta_camera_current.y;
    matrix[14] = -ta_camera_current.z;
}