/*

* Copyright (c) 2009 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:

*

*/

#include "javax_microedition_m3g_Mesh.h"

JNIEXPORT jint JNICALL Java_javax_microedition_m3g_Mesh__1getIndexBuffer

(JNIEnv* aEnv, jclass, jint aHandle, jint aIndex)

{

    M3G_DO_LOCK

    jint buffer = (M3Guint)m3gGetIndexBuffer((M3GMesh)aHandle, aIndex);

    M3G_DO_UNLOCK(aEnv)

    return buffer;

}

JNIEXPORT jint JNICALL Java_javax_microedition_m3g_Mesh__1getSubmeshCount

(JNIEnv* aEnv, jclass, jint aHandle)

{

    M3G_DO_LOCK

    jint count = (M3Guint)m3gGetSubmeshCount((M3GMesh)aHandle);

    M3G_DO_UNLOCK(aEnv)

    return count;

}

JNIEXPORT jint JNICALL Java_javax_microedition_m3g_Mesh__1ctor

(JNIEnv* aEnv, jclass, jint aM3g, jint aHVertices, jintArray aHTriangles, jintArray aHAppearances)

{

    if (aHVertices == 0 || aHTriangles == NULL)

    {

        M3G_RAISE_EXCEPTION(aEnv, "java/lang/NullPointerException");

        return 0;

    }

    int trianglesLen = aEnv->GetArrayLength(aHTriangles);

    int appearancesLen = aHAppearances ? aEnv->GetArrayLength(aHAppearances) : 0;

    if (trianglesLen == 0 || (aHAppearances != NULL && appearancesLen < trianglesLen))

    {

        M3G_RAISE_EXCEPTION(aEnv, "java/lang/IllegalArgumentException");

        return 0;

    }

    jint* triangle = aEnv->GetIntArrayElements(aHTriangles, NULL);

    if (triangle == NULL)

    {

        M3G_RAISE_EXCEPTION(aEnv, "java/lang/OutOfMemoryError");

        return 0;

    }

    jint* appearance = NULL;

    if (aHAppearances)

    {

        appearance = aEnv->GetIntArrayElements(aHAppearances, NULL);

        if (appearance == NULL)

        {

            aEnv->ReleaseIntArrayElements(aHTriangles, triangle, JNI_ABORT);

            M3G_RAISE_EXCEPTION(aEnv, "java/lang/OutOfMemoryError");

            return 0;

        }

    }

    M3G_DO_LOCK

    M3Guint ret = (M3Guint)m3gCreateMesh((M3GInterface)aM3g,

                                         (M3GVertexBuffer)aHVertices,

                                         (M3GIndexBuffer*)triangle,

                                         (M3GAppearance*)appearance,

                                         trianglesLen);

    M3G_DO_UNLOCK(aEnv)

    if (triangle)

    {

        aEnv->ReleaseIntArrayElements(aHTriangles, triangle, JNI_ABORT);

    }

    if (appearance)

    {

        aEnv->ReleaseIntArrayElements(aHAppearances, appearance, JNI_ABORT);

    }

    return ret;

}

JNIEXPORT jint JNICALL Java_javax_microedition_m3g_Mesh__1getVertexBuffer

(JNIEnv* aEnv, jclass, jint aHandle)

{

    M3G_DO_LOCK

    jint vBuffer = (M3Guint)m3gGetVertexBuffer((M3GMesh)aHandle);

    M3G_DO_UNLOCK(aEnv)

    return vBuffer;

}

JNIEXPORT jint JNICALL Java_javax_microedition_m3g_Mesh__1getAppearance

(JNIEnv* aEnv, jclass, jint aHandle, jint aIndex)

{

    M3G_DO_LOCK

    jint appearence = (M3Guint)m3gGetAppearance((M3GMesh)aHandle, aIndex);

    M3G_DO_UNLOCK(aEnv)

    return appearence;

}

JNIEXPORT void JNICALL Java_javax_microedition_m3g_Mesh__1setAppearance

(JNIEnv* aEnv, jclass, jint aHandle, jint aIndex, jint aHAppearance)

{

    M3G_DO_LOCK

    m3gSetAppearance((M3GMesh)aHandle, aIndex, (M3GAppearance)aHAppearance);

    M3G_DO_UNLOCK(aEnv)

}