Dolls Studio 3D

To load 3D model click Open button
Preferred file format is FBX (Autodesk Maya or 3ds Max).
The Assimp (Open Asset Import Library) is used for import,so other file formats,
such as Khronos glTF or Collada DAE may be opened.
To rotate a model (actually, rotate the camera arround),use Left mouse button on the 3D view window.
Doing left mouse move with Ctrl Key pressed, will rotate the camera, when the focal point(on an object) is fixed.
To position Scene light, click the Sun button ,then drag and drop appeared Light widget to define the direction of light.

Don't forget to choose Light color, using color Rectangle on the right panel.
The three spot lights, edited that way, could be saved info FBX file, by the Export command in the File menu.
Background color, Grid(floor), and Axes(coordinates) widget are also viewing options.
To Start/Stop animation, select it by the number in the dropdown combobox right next,and click the Start button.
To adjust animation Speed, use the slider right next to the combobox.
To Save scene settings (camera, light position, etc.), use Save settings menu item in the File menu.
To Load saved settings, use Save settings item in the File menu.
All program settings are stored in settings.json file in a working directory of the program.

To revise the node structure of a model, use Node Tab of the Right panel
There are two types of Nodes, with Meshes(Geometry), and with Transforms, preserving parent aware transformations.
Meshes could be switched On/Of by the checkboxes.
Nodes with Transform are used for information.
Please note, that Export option is experimental.
Don't overwrite original FBX file.

Please send bug report to BadPr0ogrammer@gmail.com