It 'been released by 3DSystem an interesting software called Geomagic a modeling based-voxels, which includes SubD surfacing and print directly on 3DPrint. Is possible add a "3D Touch haptic stylus" an interesting "mouse" completely new, which allows you to "feel" the model during modeling processing through its "Force feedback". Geomagic can be associated to the current CAD software
 
 
For more info: http://www.geomagic....culpt/overview/