- points[2].x = (size / subdivision) * (i + 1);
- points[2].z = (size / subdivision) * (j + 1);
- points[2].y = heightmap[(int)points[2].x][(int)points[2].z];
- points[3].x = (size / subdivision) * i;
- points[3].z = (size / subdivision) * (j + 1);
- points[3].y = heightmap[(int)points[3].x][(int)points[3].z];