if (!this.entityLoaded) {
    return;
}

if (R3.Utils.UndefinedOrNull(this.initialized)) {

    this.initialized = true;

    this.bull = this.entityLoaded.bull;
    this.star = this.entityLoaded.star;
    this.burger = this.entityLoaded.burger;
    this.parcel = this.entityLoaded.parcel;

    this.bull.instance.visible = false;
    this.star.instance.visible = false;
    this.burger.instance.visible = false;
    this.parcel.instance.visible = false;

    /**
     * This component is initializing - set the total time to 0
     */
    this.totalTime = 0;
    this.spawnTime = 0;

    this.enemies = [];

    R3.Event.Emit(
        R3.Event.GET_GRAPHICS_IMPLEMENTATION,
        null,
        function(graphics) {
            this.graphics = graphics
        }.bind(this)
    );

    this.getNextSpawnTime = function() {
        return R3.Utils.GetRandomIntInclusive(
            1,
            1
        );
    }

    this.nextSpawnTime = this.getNextSpawnTime();

    this.spawnEnemy = function() {

        var enemyType	= R3.Utils.GetRandomIntInclusive(1, 5);
        var meshType	= R3.Utils.GetRandomIntInclusive(1, 4);

        var y = R3.Utils.GetRandomIntInclusive(2, 10);

        var apiBox = new R3.D3.API.Mesh();

        apiBox.materials = [this.boxMaterial];

        var speed = 1;

        var mesh = null;
        if (meshType === 1) {
            mesh = this.bull.clone();
            speed = 0.2;
        } else if (meshType === 2) {
            mesh = this.star.clone();
            speed = 0.3;
        } else if (meshType === 3) {
            mesh = this.burger.clone();
            speed = 0.4;
        } else if (meshType === 4) {
            mesh = this.parcel.clone();
            speed = 0.5;
        } else {
            console.log('unknown mesh type : ' + meshType);
        }

        mesh.instance.visible = true;

        var velocity = null;

		var axis = new R3.API.Vector3(
			R3.Utils.GetRandomIntInclusive(1,10) * 0.1,
			R3.Utils.GetRandomIntInclusive(1,10) * 0.1,
			R3.Utils.GetRandomIntInclusive(1,10) * 0.1
		);
		
		axis = axis.normalize();
		
		var angle = R3.Utils.GetRandomIntInclusive(1,100) * 0.001;

        var position = {x : 0, y: y, z :0};

        var rotation = {
			axis : axis,
			angle : angle
		};

        var enemy = {
            mesh : mesh
        };

        if (enemyType === 1) {
            position.x = -100;
            velocity = {x:speed,y:0,z:0};
        }

        if (enemyType === 2) {
            position.x = 100;
            velocity = {x:-speed,y:0,z:0};
        }

        if (enemyType === 3) {
            position.x = -100;
            position.z = -100;
            velocity = {x:speed,y:0,z:speed};
        }

        if (enemyType === 4) {
            position.x = 100;
            position.z = -100;
            velocity = {x:-speed,y:0,z:speed};
        }

        if (enemyType === 5) {
            position.x = 0;
            position.z = -100;
            velocity = {x:0,y:0,z:speed};
        }


        enemy.mesh.position.x = position.x;
        enemy.mesh.position.y = position.y;
        enemy.mesh.position.z = position.z;
        enemy.mesh.updateInstancePosition();

		enemy.mesh.useQuaternion = true;
		enemy.mesh.quaternion.axis.x = rotation.axis.x;
		enemy.mesh.quaternion.axis.y = rotation.axis.y;
		enemy.mesh.quaternion.axis.z = rotation.axis.z;
		enemy.mesh.quaternion.angle = rotation.angle;
        enemy.mesh.updateInstanceRotation();
		
        enemy.velocity = velocity;
        enemy.rotation = rotation;

        enemy.lifeTime = 0;
        enemy.life = 15;

        this.enemies.push(enemy);
    }
}

this.totalTime += data.delta;
this.spawnTime += data.delta;

if (this.spawnTime > this.nextSpawnTime) {
    this.nextSpawnTime = this.getNextSpawnTime();
    this.spawnTime = 0;
    this.spawnEnemy();
}

this.enemies = this.enemies.reduce(
    function(result, enemy) {
        enemy.mesh.position.add(enemy.velocity);
        enemy.mesh.updateInstancePosition();

        enemy.mesh.quaternion.angle += enemy.rotation.angle;
		enemy.mesh.updateInstanceRotation();
		
        enemy.lifeTime += data.delta;
        if (enemy.lifeTime > enemy.life) {
            R3.Event.Emit(
                R3.Event.REMOVE_COMPONENT,
                {
                    component : enemy.mesh
                }
            );
        } else {
            result.push(enemy);
        }
        return result;
    },
    []
);

return null;
//# sourceURL=beforeRender.js