| Name | Description | |
|---|---|---|
 | calculate | Calculates the function for the given input. This method supports the internal library infrastructure and should not be used by external client code. |
| convertToGray | This method supports the internal library infrastructure and should not be used by external client code. |
 | createFromCosFunction | Creates a PDFFunction based on a COS function. |
| getCosFunction | Gets the COS function. |
| getDomain | Gets the function domain. |
| getRange | Gets the function range. |
| setDomain | Sets the function domain. |
| setRange | Sets the function range. |