/*

* Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

package javax.microedition.m3g;

public class Camera extends Node

{

    //------------------------------------------------------------------

    // Static data

    //------------------------------------------------------------------

    public static final int GENERIC = 48;

    public static final int PARALLEL = 49;

    public static final int PERSPECTIVE = 50;

    //------------------------------------------------------------------

    // Constructors

    //------------------------------------------------------------------

    public Camera()

    {

        super(_ctor(Interface.getHandle()));

    }

    /**

     */

    Camera(int handle)

    {

        super(handle);

    }

    //------------------------------------------------------------------

    // Public methods

    //------------------------------------------------------------------

    public void setParallel(float height, float aspectRatio, float near, float far)

    {

        _setParallel(handle, height, aspectRatio, near, far);

    }

    public void setPerspective(float fovy, float aspectRatio, float near, float far)

    {

        _setPerspective(handle, fovy, aspectRatio, near, far);

    }

    public void setGeneric(Transform transform)

    {

        _setGeneric(handle, transform.matrix);

    }

    public int getProjection(Transform transform)

    {

        return _getProjectionAsTransform(handle, transform != null ? transform.matrix : null);

    }

    public int getProjection(float[] params)

    {

        return _getProjectionAsParams(handle, params);

    }

    //------------------------------------------------------------------

    // Private methods

    //------------------------------------------------------------------

    // Native methods

    private static native int _ctor(int hInterface);

    private static native void _setParallel(int handle, float height, float aspectRatio, float near, float far);

    private static native void _setPerspective(int handle, float fovy, float aspectRatio, float near, float far);

    private static native void _setGeneric(int handle, byte[] transform);

    private static native int _getProjectionAsTransform(int handle, byte[] transform);

    private static native int _getProjectionAsParams(int handle, float[] params);

}