Vector3f origin3 = new Vector3f(size/4  * stepScale - 1, 0, size/4  * stepScale - 1);
Vector3f origin3 = new Vector3f(size/4  * stepScale, 0, size/4  * stepScale);
    private void createQuadBlock(int size, float stepScale, int[] heightMap, boolean clod) {        //create 4 terrain blocks                //1 upper left        int[] heightBlock1 = new int[heightMap.length/4];        int count = 0;        for(int i = 0; i < size/2; i++) {            for(int j = 0; j < size/2; j++) {                heightBlock1[count++] = heightMap[i + (j*size)];            }        }        Vector3f origin1 = new Vector3f(-size/4 * stepScale + 1, 0, size/4  * stepScale - 1);        TerrainBlock block1 = new TerrainBlock(name+"Block1", size/2, stepScale, heightBlock1, origin1, clod);        this.attachChild(block1);                //2 lower left        int[] heightBlock2 = new int[heightMap.length/4];        count = 0;        for(int i = size/2; i < size; i++) {            for(int j = 0; j < size/2; j++) {                heightBlock2[count++] = heightMap[i + (j*size)];            }        }        Vector3f origin2 = new Vector3f(-size/4  * stepScale + 1, 0, -size/4  * stepScale - 1);        TerrainBlock block2 = new TerrainBlock(name+"Block2", size/2, stepScale, heightBlock2, origin2, clod);        this.attachChild(block2);                //3 lower right        int[] heightBlock3 = new int[heightMap.length/4];        count = 0;        for(int i = 0; i < size/2; i++) {            for(int j = size/2; j < size; j++) {                heightBlock3[count++] = heightMap[i + (j*size)];            }        }        Vector3f origin3 = new Vector3f(size/4  * stepScale - 1, 0, size/4  * stepScale - 1);        TerrainBlock block3 = new TerrainBlock(name+"Block3", size/2, stepScale, heightBlock3, origin3, clod);        this.attachChild(block3);                //4 upper right        int[] heightBlock4 = new int[heightMap.length/4];        count = 0;        for(int i = size/2; i < size; i++) {            for(int j = size/2; j < size; j++) {                heightBlock4[count++] = heightMap[i + (j*size)];            }        }        Vector3f origin4 = new Vector3f(size/4  * stepScale - 1, 0, -size/4  * stepScale + 1);        TerrainBlock block4 = new TerrainBlock(name+"Block4", size/2, stepScale, heightBlock4, origin4, clod);        this.attachChild(block4);        }