| material | The ProceduralMaterial whose preset string will be saved. |
| exportPath | Path to a folder where the preset file will be saved. The folder will be created if it doesn't already exist. |
Export a XML preset string with the value of all parameters of a given ProceduralMaterial to the specified folder.
The preset file will be named after the ProceduralMaterial's name, with a .sbsprs extension. These files can be used in the Substance Player.