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/**
 * Copyright 2014 JogAmp Community. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are
 * permitted provided that the following conditions are met:
 *
 *    1. Redistributions of source code must retain the above copyright notice, this list of
 *       conditions and the following disclaimer.
 *
 *    2. Redistributions in binary form must reproduce the above copyright notice, this list
 *       of conditions and the following disclaimer in the documentation and/or other materials
 *       provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * The views and conclusions contained in the software and documentation are those of the
 * authors and should not be interpreted as representing official policies, either expressed
 * or implied, of JogAmp Community.
 */
package jogamp.opengl.oculusvr;

import javax.media.nativewindow.util.Dimension;
import javax.media.nativewindow.util.DimensionImmutable;
import javax.media.nativewindow.util.Point;
import javax.media.nativewindow.util.PointImmutable;
import javax.media.nativewindow.util.RectangleImmutable;

import com.jogamp.oculusvr.OVR;
import com.jogamp.oculusvr.ovrEyeRenderDesc;
import com.jogamp.oculusvr.ovrFovPort;
import com.jogamp.oculusvr.ovrQuatf;
import com.jogamp.oculusvr.ovrRecti;
import com.jogamp.oculusvr.ovrSizei;
import com.jogamp.oculusvr.ovrVector2f;
import com.jogamp.oculusvr.ovrVector2i;
import com.jogamp.oculusvr.ovrVector3f;
import com.jogamp.opengl.math.FovHVHalves;
import com.jogamp.opengl.math.Quaternion;
import com.jogamp.opengl.util.stereo.StereoDeviceRenderer;

/**
 * OculusVR Data Conversion Helper Functions
 */
public class OVRUtil {
    public static ovrRecti createOVRRecti(final int[] rect) {
        final ovrRecti res = ovrRecti.create();
        final ovrVector2i pos = res.getPos();
        final ovrSizei size = res.getSize();
        pos.setX(rect[0]);
        pos.setY(rect[1]);
        size.setW(rect[2]);
        size.setH(rect[3]);
        return res;
    }
    public static ovrRecti createOVRRecti(final RectangleImmutable rect) {
        final ovrRecti res = ovrRecti.create();
        final ovrVector2i pos = res.getPos();
        final ovrSizei size = res.getSize();
        pos.setX(rect.getX());
        pos.setY(rect.getY());
        size.setW(rect.getWidth());
        size.setH(rect.getHeight());
        return res;
    }
    public static ovrRecti[] createOVRRectis(final int[][] rects) {
        final ovrRecti[] res = new ovrRecti[rects.length];
        for(int i=0; i