/*
 * This file is part of Arc3D.
 *
 * Copyright (C) 2024 BloCamLimb <pocamelards@gmail.com>
 *
 * Arc3D is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * Arc3D 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with Arc3D. If not, see <https://www.gnu.org/licenses/>.
 */

package icyllis.arc3d.granite.geom;

import icyllis.arc3d.core.Rect2fc;
import icyllis.arc3d.granite.DrawOrder;

/**
 * A BoundsManager that produces exact painter's order and assumes nothing is occluded.
 */
public final class SimpleBoundsManager extends BoundsManager {

    private int mLatestDraw = DrawOrder.MIN_VALUE;

    public SimpleBoundsManager() {
    }

    @Override
    public int getMostRecentDraw(Rect2fc bounds) {
        return mLatestDraw;
    }

    @Override
    public void recordDraw(Rect2fc bounds, int order) {
        if (mLatestDraw < order) {
            mLatestDraw = order;
        }
    }

    @Override
    public void clear() {
        mLatestDraw = DrawOrder.MIN_VALUE;
    }
}
