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Bullet implementation for the physics module.
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//        This file is part of the Yildiz-Online project, licenced under the MIT License
//        (MIT)
//
//        Copyright (c) 2016 Grégory Van den Borre
//
//        More infos available: http://yildiz.bitbucket.org
//
//        Permission is hereby granted, free of charge, to any person obtaining a copy
//        of this software and associated documentation files (the "Software"), to deal
//        in the Software without restriction, including without limitation the rights
//        to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//        copies of the Software, and to permit persons to whom the Software is
//        furnished to do so, subject to the following conditions:
//
//        The above copyright notice and this permission notice shall be included in all
//        copies or substantial portions of the Software.
//
//        THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//        IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//        FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//        AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//        LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//        OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
//        SOFTWARE.

#include "../includes/stdafx.h"
#include "../includes/JniGhost.h"
#include "../includes/World.h"
#include "../includes/JniUtil.h"

/**
* @author Grégory Van den Borre
*/

JNIEXPORT jfloatArray JNICALL Java_jni_BulletGhostObjectNative_getPosition(
    JNIEnv* env,
    jobject,
    jlong pointer) {
    LOG_FUNCTION
    try {
        btGhostObject* ghost = reinterpret_cast(pointer);
        btTransform& trans = ghost->getWorldTransform();
        btVector3 pos = trans.getOrigin();
        jfloat buf[3];
        buf[0] = pos.getX();
        buf[1] = pos.getY();
        buf[2] = pos.getZ();
        jfloatArray result = env->NewFloatArray(3);
        env->SetFloatArrayRegion(result, 0, 3, buf);
        return result;
    } catch (std::exception& e) {
        throwException(env, e.what());
    }
    return env->NewFloatArray(1);
}

JNIEXPORT void JNICALL Java_jni_BulletGhostObjectNative_setPosition(
    JNIEnv* env,
    jobject,
    jlong pointer,
    jfloat x,
    jfloat y,
    jfloat z) {
    LOG_FUNCTION
    try {
        btGhostObject* ghost = reinterpret_cast(pointer);
        btTransform& transform = ghost->getWorldTransform();
        transform.setOrigin(btVector3(x, y, z));
        ghost->setWorldTransform(transform);
    } catch (std::exception& e) {
        throwException(env, e.what());
    }
}

JNIEXPORT void JNICALL Java_jni_BulletGhostObjectNative_setOrientation(
    JNIEnv* env,
    jobject,
    jlong pointer,
    jfloat w,
    jfloat x,
    jfloat y,
    jfloat z) {
    LOG_FUNCTION
    try {
        btGhostObject* ghost = reinterpret_cast(pointer);
        btTransform& transform = ghost->getWorldTransform();
        transform.setRotation(btQuaternion(x, y, z, w));
        ghost->setWorldTransform(transform);
    } catch (std::exception& e) {
        throwException(env, e.what());
    }
}

JNIEXPORT void JNICALL Java_jni_BulletGhostObjectNative_delete(
    JNIEnv* env,
    jobject,
    jlong pointer,
    jlong worldPointer) {
    LOG_FUNCTION
    try {
        btGhostObject* ghost = reinterpret_cast(pointer);
        YZ::World* world = reinterpret_cast(worldPointer);
        world->removeGhost(ghost);
    } catch (std::exception& e) {
        throwException(env, e.what());
    }
}