function
Class WaveDragAxisymmetric.AreaRule

java.lang.Object
  function.BasicScalarFunction
      function.WaveDragAxisymmetric.AreaRule

All Implemented Interfaces:

Computable, ScalarFunction, VariableBounds

Direct Known Subclasses:

WaveDragAxisymmetric.MaxRadiusConstraint, WaveDragAxisymmetric.MaxRadiusLoFi

Enclosing class:

WaveDragAxisymmetric

public static class WaveDragAxisymmetric.AreaRule
extends BasicScalarFunction
implements VariableBounds

Function for computing the wave-drag coefficient C_D_w of an axisymmetric body. The input to the problem comprises the radii of the body at a predetermined set of x-locations, and the output is the wave drag of that configuration.

Author:

dgorur

Field Summary

Fields inherited from class function.BasicScalarFunction

DEFAULT_BOUNDS, DEFAULT_DIM, VALUE_OUTSIDE_BOUNDS

Constructor Summary

WaveDragAxisymmetric.AreaRule()

Method Summary

Hypercube	getBounds() Returns a Hypercube specifying the domain of this Computable.
WaveDragAxisymmetric	getParent() Returns the parent WaveDragAxisymmetric container.
void	init() Initialization method.
static void	main(java.lang.String[] args) Tests the nominal (quadratic) and Sears-Haack bodies on the area-rule analysis.
double	quickCompute(double[] x) Compute method without dimension checking.
void	quickCompute(cern.colt.matrix.DoubleMatrix2D mat, cern.colt.matrix.DoubleMatrix1D outputs) Compute method without dimension checking, operating on DoubleMatrix2D and exploiting optimized operations therein.
void	setBounds(Hypercube bounds) Sets the bounds for this ScalarFunction.
void	setParent(WaveDragAxisymmetric parent) Sets the parent.
protected void	vectorize(cern.colt.matrix.DoubleMatrix2D mat, int rowCount, double[] rVec) Vectorizes a matrix for sending to Fortran.

Methods inherited from class function.BasicScalarFunction

checkDimensions, compute, compute, compute, compute, compute, compute, getInputDimension, getOutputDimension, isWithinBounds, makeBounds

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

WaveDragAxisymmetric.AreaRule

public WaveDragAxisymmetric.AreaRule()

Method Detail

main

public static void main(java.lang.String[] args)

Tests the nominal (quadratic) and Sears-Haack bodies on the area-rule analysis.

Parameters:

args - Mach number, length, and max radius.

getBounds

public Hypercube getBounds()

Description copied from interface: Computable

Returns a Hypercube specifying the domain of this Computable.

Specified by:

getBounds in interface Computable

Overrides:

getBounds in class BasicScalarFunction

Returns:

the domain of this ScalarFunction.

getParent

public WaveDragAxisymmetric getParent()

Returns the parent WaveDragAxisymmetric container.

Returns:

the parent.

init

public void init()

Description copied from class: BasicScalarFunction

Initialization method.

Specified by:

init in interface ScalarFunction

Overrides:

init in class BasicScalarFunction

quickCompute

public double quickCompute(double[] x)

Description copied from class: BasicScalarFunction

Compute method without dimension checking. All subclasses must implement this method: it is the core method that defines the function.

Specified by:

quickCompute in interface ScalarFunction

Specified by:

quickCompute in class BasicScalarFunction

Parameters:

x - the given input.

Returns:

the output corresponding to the given input.

quickCompute

public void quickCompute(cern.colt.matrix.DoubleMatrix2D mat,
                         cern.colt.matrix.DoubleMatrix1D outputs)

Description copied from class: BasicScalarFunction

Compute method without dimension checking, operating on DoubleMatrix2D and exploiting optimized operations therein.

Specified by:

quickCompute in interface ScalarFunction

Overrides:

quickCompute in class BasicScalarFunction

Parameters:

mat - given matrix of inputs.

outputs - vector to store the result.

setBounds

public void setBounds(Hypercube bounds)

Description copied from interface: VariableBounds

Sets the bounds for this ScalarFunction.

Specified by:

setBounds in interface VariableBounds

Parameters:

bounds - the given bounds.

setParent

public void setParent(WaveDragAxisymmetric parent)

Sets the parent.

Parameters:

parent - the given parent.

vectorize

protected void vectorize(cern.colt.matrix.DoubleMatrix2D mat,
                         int rowCount,
                         double[] rVec)

Vectorizes a matrix for sending to Fortran.

Parameters:

mat - The given matrix.

rowCount - the number of rows.

rVec - an array to hold the vectorized result.