Painting 3d Model In Photoshop. You can open the 3d panel window 3d if it s not in your layout and click the scene tab at the left top to open the scene pane. And click on essentials or use the workspace pull down menu in upper right ares of photoshop window and user the reset for the workspace you have been using.
Choose current view and move your mouse around to adjust the camera perspective. Layer new layer shift cntl n. Open your uv snapshot in photoshop and put it on a new layer.
There are two ways to choose which texture mode image you would like to paint on.
Perhaps what you want to do is use photoshop menu windows workspace. Layer new layer shift cntl n. 3d model and workflow. To show the light source simply select view and click show.