The traffic light indicator in the lower right corner of the oSP3D window guides you through the oSP3D workflow:
Import mesh.
Import data.
Analyze data.
Create field models.
When all four steps are completed, all four lights are green:
In a new project, all lights are red. When you complete a step, the light for this step turns green.
When you place the mouse cursor over a light, a tooltip displays relevant information about the data for this step.
For a hands-on introduction to oSP3D, see Basic oSP3D Tutorials in the optiSLang 3D Post-Processing Tutorials in the optiSLang 3D Post-Processing Tutorials.