public class PDFunctionType4 extends PDFunction
See section 3.9.4 of the PDF 1.4 Reference.
Constructor and Description |
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PDFunctionType4(COSBase functionStream)
Constructor.
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Modifier and Type | Method and Description |
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float[] |
eval(float[] input)
Evaluates the function at the given input.
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int |
getFunctionType()
Returns the function type.
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clipToRange, clipToRange, create, eval, getCOSObject, getDomainForInput, getNumberOfInputParameters, getNumberOfOutputParameters, getPDStream, getRangeForOutput, getRangeValues, interpolate, setDomainValues, setRangeValues, toString
public PDFunctionType4(COSBase functionStream) throws IOException
functionStream
- The function stream.IOException
- if an I/O error occurs while reading the functionpublic int getFunctionType()
getFunctionType
in class PDFunction
public float[] eval(float[] input) throws 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.IOException
- an IOExcpetion is thrown if something went wrong processing the function.Copyright © 2002–2016 The Apache Software Foundation. All rights reserved.