GiNaCDriveCaller Class Reference

#include <ginacdrive.h>

Inheritance diagram for GiNaCDriveCaller:

Collaboration diagram for GiNaCDriveCaller:

Public Member Functions
	GiNaCDriveCaller (const DriveHandler *pDH, const std::string &var, const std::string &expression)
virtual	~GiNaCDriveCaller (void)
virtual DriveCaller *	pCopy (void) const
virtual std::ostream &	Restart (std::ostream &out) const
doublereal	dGet (const doublereal &dVar) const
virtual bool	bIsDifferentiable (void) const
virtual doublereal	dGetP (const doublereal &dVar) const
Public Member Functions inherited from DriveCaller
	DriveCaller (const DriveHandler *pDH)
virtual	~DriveCaller (void)
virtual doublereal	dGet (void) const
virtual doublereal	dGetP (void) const
virtual void	SetDrvHdl (const DriveHandler *pDH)
virtual const DriveHandler *	pGetDrvHdl (void) const
virtual void	Output (OutputHandler &OH) const
virtual void	Trace (OutputHandler &OH) const
Public Member Functions inherited from WithLabel
	WithLabel (unsigned int uL=0, const std::string &sN="")
virtual	~WithLabel (void)
void	PutLabel (unsigned int uL)
void	PutName (const std::string &sN)
unsigned int	GetLabel (void) const
const std::string &	GetName (void) const
Public Member Functions inherited from ToBeOutput
	ToBeOutput (flag fOut=fDefaultOut)
virtual	~ToBeOutput (void)
virtual void	OutputPrepare (OutputHandler &OH)
virtual void	Output (OutputHandler &OH, const VectorHandler &X, const VectorHandler &XP) const
virtual flag	fToBeOutput (void) const
virtual bool	bToBeOutput (void) const
virtual void	SetOutputFlag (flag f=flag(1))
Public Member Functions inherited from Traceable
	Traceable (flag fTrace=0)
virtual	~Traceable (void)
virtual flag	fToBeTraced (void) const
virtual void	SetTraceFlag (flag f=TRACE)

Private Attributes
GiNaC::symbol *	gVar
GiNaC::ex	gExpr
GiNaC::ex	gExprDVar

Additional Inherited Members
Public Types inherited from DriveCaller
enum	OutputFlags { OUTPUT_VALUE = OUTPUT_PRIVATE << 0, OUTPUT_DERIVATIVE = OUTPUT_PRIVATE << 1 }
enum	TraceFlags { TRACE_VALUE = TRACE_PRIVATE << 0, TRACE_DERIVATIVE = TRACE_PRIVATE << 1 }
Public Types inherited from ToBeOutput
enum	{ OUTPUT = 0x1U, OUTPUT_MASK = 0xFU, OUTPUT_PRIVATE = 0x10U, OUTPUT_PRIVATE_MASK = ~OUTPUT_MASK }
Public Types inherited from Traceable
enum	{ TRACE = 0x01U, TRACE_PUBLIC_MASK = 0x0FU, TRACE_PRIVATE = 0x10U, TRACE_PRIVATE_MASK = ~TRACE_PUBLIC_MASK }
Protected Attributes inherited from DriveCaller
DriveHandler *	pDrvHdl
Protected Attributes inherited from WithLabel
unsigned int	uLabel
std::string	sName
Protected Attributes inherited from ToBeOutput
flag	fOutput

Detailed Description

Definition at line 48 of file ginacdrive.h.

Constructor & Destructor Documentation

GiNaCDriveCaller::GiNaCDriveCaller	(	const DriveHandler *	pDH,
		const std::string &	var,
		const std::string &	expression
	)

Definition at line 39 of file ginacdrive.cc.

References gExpr, gExprDVar, and gVar.

Referenced by pCopy().

: DriveCaller(pDH)
{
        GiNaC::lst l; 

        gVar = new GiNaC::symbol(var);
        l.append(*gVar);

        try {
                gExpr = GiNaC::ex(expression, l);

        } catch (std::exception& e) {
                silent_cerr("GiNaCDriveCaller: "
                        "expression \"" << expression << "\" parsing failed: " << e.what()
                        << std::endl);
                throw e;
        }

        try {
                gExprDVar = gExpr.diff(*gVar);

        } catch (std::exception& e) {
                silent_cerr("GiNaCDriveCaller: "
                        "expression \"" << expression << "\" differentiation wrt/ \"Var\" failed: " << e.what()
                        << std::endl);
                throw e;
        }

        pedantic_cout("GiNacDriveCaller: symbol=\"" << *gVar << "\" expression=\"" << gExpr << "\" derivative=\"" << gExprDVar << "\"" << std::endl);
}

GiNaCDriveCaller::~GiNaCDriveCaller ( void  )

virtual

Definition at line 71 of file ginacdrive.cc.

References NO_OP.

{
        NO_OP;
}

Member Function Documentation

bool GiNaCDriveCaller::bIsDifferentiable ( void  ) const

virtual

Reimplemented from DriveCaller.

Definition at line 103 of file ginacdrive.cc.

{
        return true;
}

doublereal GiNaCDriveCaller::dGet ( const doublereal &  dVar ) const

inlinevirtual

Implements DriveCaller.

Definition at line 78 of file ginacdrive.h.

References gExpr, and gVar.

{
        GiNaC::lst l;

        l.append(*gVar == dVar);

        GiNaC::ex f_expr = gExpr.subs(l);

        return GiNaC::ex_to<GiNaC::numeric>(f_expr).to_double();
}

doublereal GiNaCDriveCaller::dGetP ( const doublereal &  dVar ) const

virtual

Reimplemented from DriveCaller.

Definition at line 109 of file ginacdrive.cc.

References gExprDVar, and gVar.

{
        GiNaC::lst l;

        l.append(*gVar == dVar);

        GiNaC::ex f_expr = gExprDVar.subs(l);

        return GiNaC::ex_to<GiNaC::numeric>(f_expr).to_double();
}

DriveCaller * GiNaCDriveCaller::pCopy ( void  ) const

virtual

Implements DriveCaller.

Definition at line 78 of file ginacdrive.cc.

References gExpr, GiNaCDriveCaller(), gVar, DriveCaller::pDrvHdl, and SAFENEWWITHCONSTRUCTOR.

{
        DriveCaller* pDC = 0;

        std::ostringstream var, expr;
        var << gVar;
        expr << gExpr;

        SAFENEWWITHCONSTRUCTOR(pDC, 
                GiNaCDriveCaller,
                GiNaCDriveCaller(pDrvHdl, var.str(), expr.str()));
 
        return pDC;
}

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std::ostream & GiNaCDriveCaller::Restart ( std::ostream &  out ) const

virtual

Implements DriveCaller.

Definition at line 95 of file ginacdrive.cc.

References gExpr, and gVar.

{
        out << " ginac, symbol, \"" << *gVar << "\", \"" << gExpr << "\"";

        return out;
}

Member Data Documentation

GiNaC::ex GiNaCDriveCaller::gExpr

private

Definition at line 55 of file ginacdrive.h.

Referenced by dGet(), GiNaCDriveCaller(), pCopy(), and Restart().

GiNaC::ex GiNaCDriveCaller::gExprDVar

private

Definition at line 58 of file ginacdrive.h.

Referenced by dGetP(), and GiNaCDriveCaller().

GiNaC::symbol* GiNaCDriveCaller::gVar

private

Definition at line 52 of file ginacdrive.h.

Referenced by dGet(), dGetP(), GiNaCDriveCaller(), pCopy(), and Restart().

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

• ginacdrive.h
• ginacdrive.cc