COSObjectable
public class PDFunctionType4 extends PDFunction
See section 3.9.4 of the PDF 1.4 Reference.
Constructor | Description |
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PDFunctionType4(COSBase functionStream) |
Constructor.
|
Modifier and Type | Method | Description |
---|---|---|
float[] |
eval(float[] input) |
Evaluates the function at the given input.
|
int |
getFunctionType() |
Returns the function type.
|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
clipToRange, clipToRange, create, eval, getCOSObject, getDictionary, getDomainForInput, getNumberOfInputParameters, getNumberOfOutputParameters, getPDStream, getRangeForOutput, getRangeValues, interpolate, setDomainValues, setRangeValues
public PDFunctionType4(COSBase functionStream) throws java.io.IOException
functionStream
- The function stream.java.io.IOException
- if an I/O error occurs while reading the functionpublic int getFunctionType()
getFunctionType
in class PDFunction
public float[] eval(float[] input) throws java.io.IOException
eval
in class PDFunction
input
- The array of input values for the function.
In many cases will be an array of a single value, but not always.java.io.IOException
- an IOExcpetion is thrown if something went wrong processing the function.