final Camera camera = _canvas.getCanvasRenderer().getCamera();
terrainCamera = new Camera(camera);
final int SIZE = 2048;
final MidPointHeightMapGenerator raw = new MidPointHeightMapGenerator(SIZE, 0.5f);
raw.setHeightRange(0.2f);
final float[] heightMap = raw.getHeightData();
final TerrainDataProvider terrainDataProvider = new ArrayTerrainDataProvider(heightMap, SIZE, new Vector3(
1, 300, 1));
terrain = new TerrainBuilder(terrainDataProvider, terrainCamera).setShowDebugPanels(true).build();