ADWeightedTransition Class Reference

Weighted transition between two functions of one variable. More...

#include <ADWeightedTransition.h>

Inheritance diagram for ADWeightedTransition:

Public Member Functions
	ADWeightedTransition (const ADReal &x_center, const ADReal &transition_width)
	Constructor. More...
virtual ADReal	value (const ADReal &x, const ADReal &f1, const ADReal &f2) const override
	Computes the transition value. More...
ADReal	weight (const ADReal &x) const
	Computes the weight of the first function. More...
const ADReal &	leftEnd () const
	Returns the coordinate of the left end of the transition. More...
const ADReal &	rightEnd () const
	Returns the coordinate of the right end of the transition. More...

Protected Attributes
const ADReal	_x_center
	Center point of transition. More...
const ADReal	_transition_width
	Width of transition. More...
const ADReal	_x1
	Left end point of transition. More...
const ADReal	_x2
	Right end point of transition. More...

Detailed Description

Weighted transition between two functions of one variable.

Definition at line 17 of file ADWeightedTransition.h.

Constructor & Destructor Documentation

ADWeightedTransition()

ADWeightedTransition::ADWeightedTransition	(	const ADReal &	x_center,
		const ADReal &	transition_width
	)

Constructor.

Parameters

[in]	x_center	Center point of transition
[in]	transition_width	Width of transition

Definition at line 12 of file ADWeightedTransition.C.

  : ADSmoothTransition(x_center, transition_width)
{
}

Member Function Documentation

leftEnd()

const ADReal& ADSmoothTransition::leftEnd ( ) const

inlineinherited

Returns the coordinate of the left end of the transition.

Definition at line 40 of file ADSmoothTransition.h.

Referenced by ADSmoothTransitionTestMaterial::ADSmoothTransitionTestMaterial(), and ADShaftConnectedPump1PhaseUserObject::computeFluxesAndResiduals().

{ return _x1; }

rightEnd()

const ADReal& ADSmoothTransition::rightEnd ( ) const

inlineinherited

Returns the coordinate of the right end of the transition.

Definition at line 45 of file ADSmoothTransition.h.

Referenced by ADSmoothTransitionTestMaterial::ADSmoothTransitionTestMaterial(), and ADShaftConnectedPump1PhaseUserObject::computeFluxesAndResiduals().

{ return _x2; }

value()

ADReal ADWeightedTransition::value ( const ADReal &  x, const ADReal &  f1, const ADReal &  f2  ) const

overridevirtual

Computes the transition value.

Parameters

[in]	x	Point at which to evaluate function
[in]	f1	Left function
[in]	f2	Right function

Implements ADSmoothTransition.

Definition at line 18 of file ADWeightedTransition.C.

Referenced by ADShaftConnectedPump1PhaseUserObject::computeFluxesAndResiduals(), and ADSmoothTransitionTestMaterial::computeQpProperties().

{
  if (x <= _x1)
    return f1;
  else if (x >= _x2)
    return f2;
  else
  {
    const ADReal w = weight(x);
    return w * f1 + (1.0 - w) * f2;
  }
}

weight()

ADReal ADWeightedTransition::weight

(

const ADReal &

x

)

const

Computes the weight of the first function.

Parameters

[in]

x

Point at which to evaluate weight

Definition at line 32 of file ADWeightedTransition.C.

Referenced by value().

{
  return 0.5 * (std::cos(libMesh::pi / (_x2 - _x1) * (x - _x1)) + 1.0);
}

Member Data Documentation

_transition_width

const ADReal ADSmoothTransition::_transition_width

protectedinherited

Width of transition.

Definition at line 51 of file ADSmoothTransition.h.

_x1

const ADReal ADSmoothTransition::_x1

protectedinherited

Left end point of transition.

Definition at line 54 of file ADSmoothTransition.h.

Referenced by ADCubicTransition::initialize(), ADSmoothTransition::leftEnd(), value(), ADCubicTransition::value(), and weight().

_x2

const ADReal ADSmoothTransition::_x2

protectedinherited

Right end point of transition.

Definition at line 56 of file ADSmoothTransition.h.

Referenced by ADCubicTransition::initialize(), ADSmoothTransition::rightEnd(), value(), ADCubicTransition::value(), and weight().

_x_center

const ADReal ADSmoothTransition::_x_center

protectedinherited

Center point of transition.

Definition at line 49 of file ADSmoothTransition.h.

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The documentation for this class was generated from the following files:

• thermal_hydraulics/include/utils/ADWeightedTransition.h
• thermal_hydraulics/src/utils/ADWeightedTransition.C