unfortunately there is no preview of generated image and ability to control parameters so it’s kinda useless, hopefully in next update
read more about new functions here:
Expanded 3D printing supportCreate print-ready 3D files for a broader range of printers and service providers. Photoshop now supports the fifth generation MakerBot Replicator 3D printer and Japanese online 3D printing service DMM.com.
Support for more 3D file formatsBroaden your 3D workflow with support for new file formats, including VRML, U3D, PLY, and IGES. Photoshop includes better integration with CAD workflows, improved support for 3D scanners, and more.
Streamlined 3D paintingImprovements in Photoshop make painting your 3D models faster and easier.
Optimized 3D printing resourcesEasily layout multiple 3D objects on a single print bed to maximize the efficiency of your print run.
3D printing workflow improvementsLoad assemblies in Photoshop. Add depth and texture to surfaces more easily with normal maps and bump maps made from pictures. Get more accurate previews and higher fidelity mesh repair.