/*

* 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_MorphingMesh.h"

JNIEXPORT void JNICALL Java_javax_microedition_m3g_MorphingMesh__1setWeights

(JNIEnv* aEnv, jclass, jint aHandle, jfloatArray aWeightArray)

{

    if (aWeightArray != NULL)

    {

        jfloat* weightArray = aEnv->GetFloatArrayElements(aWeightArray, NULL);

        if (weightArray == NULL)

        {

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

            return;

        }

        M3G_DO_LOCK

        m3gSetWeights((M3GMorphingMesh)aHandle, (M3Gfloat *)weightArray, aEnv->GetArrayLength(aWeightArray));

        M3G_DO_UNLOCK(aEnv)

        if (weightArray)

        {

            aEnv->ReleaseFloatArrayElements(aWeightArray, weightArray, JNI_ABORT);

        }

    }

    else

    {

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

    }

}

JNIEXPORT jint JNICALL Java_javax_microedition_m3g_MorphingMesh__1getMorphTargetCount

(JNIEnv* aEnv, jclass, jint aHandle)

{

    M3G_DO_LOCK

    jint count = (M3Guint)m3gGetMorphTargetCount((M3GMorphingMesh)aHandle);

    M3G_DO_UNLOCK(aEnv)

    return count;

}

JNIEXPORT void JNICALL Java_javax_microedition_m3g_MorphingMesh__1getWeights

(JNIEnv* aEnv, jclass, jint aHandle, jfloatArray aWeightArray)

{

    if (aWeightArray != NULL)

    {

        jfloat* weightArray = aEnv->GetFloatArrayElements(aWeightArray, NULL);

        if (weightArray == NULL)

        {

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

            return;

        }

        M3G_DO_LOCK

        m3gGetWeights((M3GMorphingMesh)aHandle, (M3Gfloat *)weightArray, aEnv->GetArrayLength(aWeightArray));

        M3G_DO_UNLOCK(aEnv)

        if (weightArray)

        {

            aEnv->ReleaseFloatArrayElements(aWeightArray, weightArray, 0);

        }

    }

    else

    {

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

    }

}

JNIEXPORT jint JNICALL Java_javax_microedition_m3g_MorphingMesh__1ctor

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

{

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

    {

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

        return 0;

    }

    int trianglesLen = aEnv->GetArrayLength(aHTriangles);

    int targetsLen = aEnv->GetArrayLength(aHTargets);

    if (trianglesLen == 0 || targetsLen == 0)

    {

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

        return 0;

    }

    if (aHAppearances != NULL)

    {

        int appearancesLen = aEnv->GetArrayLength(aHAppearances);

        if (appearancesLen < trianglesLen)

        {

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

            return 0;

        }

    }

    jint* targets = aEnv->GetIntArrayElements(aHTargets, NULL);

    if (targets == NULL)

    {

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

        return 0;

    }

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

    if (triangles == NULL)

    {

        aEnv->ReleaseIntArrayElements(aHTargets, targets, JNI_ABORT);

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

        return 0;

    }

    jint* appearances = NULL;

    if (aHAppearances)

    {

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

        if (appearances == NULL)

        {

            aEnv->ReleaseIntArrayElements(aHTargets, targets, JNI_ABORT);

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

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

            return 0;

        }

    }

    M3G_DO_LOCK

    M3Guint ret = (M3Guint)m3gCreateMorphingMesh((M3GInterface)aM3g,

                  (M3GVertexBuffer)aHVertices,

                  (M3GVertexBuffer*)targets,

                  (M3GIndexBuffer*)triangles,

                  (M3GAppearance*)appearances,

                  trianglesLen,

                  targetsLen);

    M3G_DO_UNLOCK(aEnv)

    aEnv->ReleaseIntArrayElements(aHTargets, targets, JNI_ABORT);

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

    if (appearances)

    {

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

    }

    return ret;

}

JNIEXPORT jint JNICALL Java_javax_microedition_m3g_MorphingMesh__1getMorphTarget

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

{

    M3G_DO_LOCK

    jint target = (M3Guint)m3gGetMorphTarget((M3GMorphingMesh)aHandle, aIndex);

    M3G_DO_UNLOCK(aEnv)

    return target;

}