codi::TapeHelper< Type, typename > Struct Template Reference

See TapeHelperBase. More...

#include <tapeHelper.hpp>

Inheritance diagram for codi::TapeHelper< Type, typename >:

Additional Inherited Members
Public Types inherited from codi::TapeHelperNoImpl< Type >
using	Base = TapeHelperBase< Type, TapeHelperNoImpl< Type > >
	Base class abbreviation.
using	Real = typename Type::Real
	See TapeHelperBase.
using	Type = Type
	See TapeHelperBase.
Public Types inherited from codi::TapeHelperBase< T_Type, T_Impl >
using	Gradient = typename Type::Gradient
	See LhsExpressionInterface.
using	HessianType = Hessian< PassiveReal >
	Type of the Hessian.
using	Identifier = typename Type::Identifier
	See LhsExpressionInterface.
using	Impl = T_Impl
	See TapeHelperBase.
using	JacobianType = Jacobian< PassiveReal >
	Type of the Jacobian.
using	PassiveReal = typename RealTraits::PassiveReal< Real >
	Passive base of the CoDiPack type.
using	Real = typename Type::Real
	See LhsExpressionInterface.
using	Type = T_Type
	See TapeHelperBase.
Public Member Functions inherited from codi::TapeHelperNoImpl< Type >
void	evalHessian (typename Base::HessianType &hes, Jac &jac=StaticDummy< DummyJacobian >::dummy)
	Missing implementation will yield linker errors.
virtual void	evalPrimal (Real const *x, Real *y=nullptr)=0
	Missing implementation will yield linker errors.
Public Member Functions inherited from codi::TapeHelperBase< T_Type, T_Impl >
Gradient *	createGradientVectorInput ()
	Create a gradient vector that can hold the tangent/adjoint of the input variables.
Gradient *	createGradientVectorOutput ()
	Create a gradient vector that can hold the tangent/adjoint of the output variables.
HessianType &	createHessian ()
	Create a Hessian that can hold the Hessian of the recorded tape.
JacobianType &	createJacobian ()
	Create a Jacobian that can hold the Jacobian of the recorded tape.
Real *	createPrimalVectorInput ()
	Create a primal vector that can hold the primal seeding of the input variables.
Real *	createPrimalVectorOutput ()
	Create a primal vector that can hold the primal result of the output variables.
void	deleteGradientVector (Gradient *vec)
	Delete a gradient vector that was created with createGradientVectorInput or createGradientVectorOutput.
void	deleteHessian (HessianType &hes)
	Delete the Hessian that was created with createHessian function.
void	deleteJacobian (JacobianType &jac)
	Delete the Jacobian that was created with createJacobian function.
void	deletePrimalVector (Real *vec)
	Delete a primal vector that was created with createPrimalVectorInput or createPrimalVectorOutput.
void	evalForward (Gradient const *x_d, Gradient *y_d)
	Perform a forward (tangent) evaluation of the recorded tape.
void	evalForwardAt (Real const *x, Gradient const *x_d, Gradient *y_d, Real *y=nullptr)
	Re-evaluate the tape with new input variables and compute the AD forward mode.
template<typename Jac = DummyJacobian>
void	evalHessian (HessianType &hes, Jac &jac=StaticDummy< DummyJacobian >::dummy)
	Evaluates the full Hessian of the recorded tape.
template<typename Jac = DummyJacobian>
void	evalHessianAt (Real const *x, HessianType &hes, Real *y=nullptr, Jac &jac=StaticDummy< DummyJacobian >::dummy)
	Re-evaluate the tape with new input variables and compute the full Hessian at the new inputs.
void	evalJacobian (JacobianType &jac)
	Evaluates the full Jacobian of the recorded tape.
void	evalJacobianAt (Real const *x, JacobianType &jac, Real *y=nullptr)
	Re-evaluate the tape with new input variables and compute the full Jacobian at the new inputs.
template<typename Jac >
void	evalJacobianGen (Jac &jac)
	Evaluates the full Jacobian of the recorded tape with a custom Jacobian type chosen by the user.
virtual void	evalPrimal (Real const *x, Real *y=nullptr)=0
	Perform a primal re-evaluation of the tape.
void	evalReverse (Gradient const *y_b, Gradient *x_b)
	Perform a reverse (adjoint) evaluation of the recorded tape.
void	evalReverseAt (Real const *x, Gradient const *y_b, Gradient *x_b, Real *y=nullptr)
	Re-evaluate the tape with new input variables and compute the AD forward mode.
size_t	getInputSize ()
size_t	getOutputSize ()
void	registerInput (Type &value)
	Add an input variable to the tape.
void	registerOutput (Type &value)
	Add an output variable to the tape.
void	startRecording ()
	Start the recording process. Deletes the old tape.
void	stopRecording ()
	Stop the recording process.
	TapeHelperBase ()
	Constructor.
virtual	~TapeHelperBase ()
	Destructor.
Protected Types inherited from codi::TapeHelperBase< T_Type, T_Impl >
using	Tape = typename Type::Tape
	Underlying tape type.
Protected Member Functions inherited from codi::TapeHelperBase< T_Type, T_Impl >
Impl &	cast ()
	Cast to the implementing class.
void	changeStateToForwardEvaluation ()
	Change state.
void	changeStateToReverseEvaluation ()
	Change state and clear the adjoints.
Protected Attributes inherited from codi::TapeHelperBase< T_Type, T_Impl >
std::vector< Identifier >	inputValues
	Input value identifiers.
std::vector< Identifier >	outputValues
	Input value identifiers.
Tape &	tape
	Reference to the global tape.
bool	wasForwardEvaluated
	State of the last evaluation.

Detailed Description

template<typename Type, typename = void>
struct codi::TapeHelper< Type, typename >

See TapeHelperBase.

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The documentation for this struct was generated from the following file:

• include/codi/tools/helpers/tapeHelper.hpp