Triggered only by calling LuaForce::script_trigger_research. Can be used to show custom scripted triggers in the technology GUI.
struct
"scripted"falseLocalisedStringtrueArray<IconData>trueCan't be an empty array.
FileNametruePath to the icon file.
Only loaded if icons is not defined.
SpriteSizeTypetrueThe size of the square icon, in pixels. E.g. 32 for a 32px by 32px icon. Must be larger than 0.
Only loaded if icons is not defined.