NTTBuilder (Apfloat Documentation)

All Known Implementing Classes:: AbstractNTTBuilder, DoubleNTTBuilder, FloatNTTBuilder, IntAparapiNTTBuilder, IntNTTBuilder, LongAparapiNTTBuilder, LongNTTBuilder

public interface NTTBuilder

Interface of a factory for creating Number Theoretic Transforms. The factory method pattern is used.

Version:

1.7.0

Author:

Mikko Tommila

See Also:

Method Summary

Modifier and Type

Method

Description

Factor3NTTStepStrategy

createFactor3NTTSteps()

Creates an object for implementing the steps of factor-3 NTT.

NTTStrategy

createNTT(long size)

Creates a Number Theoretic Transform of suitable type for the specified length.

NTTConvolutionStepStrategy

createNTTConvolutionSteps()

Creates an object for implementing the steps of a three-NTT based convolution.

NTTStepStrategy

createNTTSteps()

Creates an object for implementing the steps of a step-based Number Theoretic Transform.

Method Details
- createNTT
  
  NTTStrategy createNTT(long size)
  
  Creates a Number Theoretic Transform of suitable type for the specified length.
  
  Parameters:
  
  size - The transform length that will be used.
  
  Returns:
  
  A suitable NTT object for performing the transform.
- createNTTSteps
  
  NTTStepStrategy createNTTSteps()
  
  Creates an object for implementing the steps of a step-based Number Theoretic Transform.
  
  Returns:
  
  A suitable object for performing the transform steps.
  
  Since:
  
  1.7.0
- createNTTConvolutionSteps
  
  NTTConvolutionStepStrategy createNTTConvolutionSteps()
  
  Creates an object for implementing the steps of a three-NTT based convolution.
  
  Returns:
  
  A suitable object for performing the convolution steps.
  
  Since:
  
  1.7.0
- createFactor3NTTSteps
  
  Factor3NTTStepStrategy createFactor3NTTSteps()
  
  Creates an object for implementing the steps of factor-3 NTT.
  
  Returns:
  
  A suitable object for performing the factor-3 NTT steps.
  
  Since:
  
  1.7.0