ossimConst Class Reference

A constant class to hold a constant as a term. More...

#include <ossimTerm.h>

Inheritance diagram for ossimConst:

Public Member Functions
	ossimConst (const ossim_float64 &value)
	Public Constructor. More...
	ossimConst (const ossimConst &src)
	Public Copy Constructor. More...
	~ossimConst ()
	Destroys the constant. More...
ossim_float64	evaluate (std::vector< ossim_float64 >) const
	Evaluates a constant for a point. More...
ossimTerm *	derivative (const ossim_uint32 &variable) const
	Calculates the derivative for a constant. More...
ossim_uint32	getType () const
	Gets the type of a constant. More...
ossimTerm *	copy () const
	Creates a copy of the constant. More...
Public Member Functions inherited from ossimTerm
virtual	~ossimTerm ()
	Virtual destructor for destroying tree from the top node. More...
ossim_float64	operator() (std::vector< ossim_float64 > point) const
	Evaluates the function for a point. More...
ossimTerm *	operator+ (ossimTerm *rhs) const
	Returns a copy of the two terms in a polynomial. More...
ossimTerm *	operator* (ossimTerm *rhs) const
	Returns a copy of the two terms in a product. More...

Private Attributes
ossim_float64	val

Detailed Description

A constant class to hold a constant as a term.

Definition at line 372 of file ossimTerm.h.

Constructor & Destructor Documentation

ossimConst() [1/2]

ossimConst::ossimConst ( const ossim_float64 &  value )

inline

Public Constructor.

Parameters

[in]

value

The value of the constant

Definition at line 382 of file ossimTerm.h.

Referenced by copy(), and derivative().

: val(value) {}

ossimConst() [2/2]

ossimConst::ossimConst ( const ossimConst &  src )

inline

Public Copy Constructor.

Parameters

[in]

src

The source to be copied

Definition at line 388 of file ossimTerm.h.

: val(src.val) {}

~ossimConst()

ossimConst::~ossimConst ( )

inline

Destroys the constant.

Definition at line 392 of file ossimTerm.h.

{}

Member Function Documentation

copy()

ossimTerm * ossimConst::copy ( ) const

virtual

Creates a copy of the constant.

Returns

A pointer to a copy of the constant

Implements ossimTerm.

Definition at line 179 of file ossimTerm.cpp.

References ossimConst(), and val.

                                 {
    return new ossimConst(val);
}

derivative()

ossimTerm * ossimConst::derivative ( const ossim_uint32 &  variable ) const

virtual

Calculates the derivative for a constant.

OSSIM CONSTANT AS A TERM.

Parameters

[in]

variable

The variable in which the derivative is with respect too.

Returns

A pointer to that contains the derivative of the term.

Calculates the derivative for a constant

Parameters

[in]

variable

The variable in which the derivative is with respect too.

Returns

A pointer to that contains the derivative of the term.

Implements ossimTerm.

Definition at line 168 of file ossimTerm.cpp.

References ossimConst().

{
   return new ossimConst(0);
}

evaluate()

ossim_float64 ossimConst::evaluate ( std::vector< ossim_float64 >  ) const

inlinevirtual

Evaluates a constant for a point.

Parameters

[in]

point

The point to be evaluated

Returns

The value at a point.

Implements ossimTerm.

Definition at line 402 of file ossimTerm.h.

{ return val; }

getType()

ossim_uint32 ossimConst::getType ( ) const

inlinevirtual

Gets the type of a constant.

Returns

The type of a constant

Implements ossimTerm.

Definition at line 418 of file ossimTerm.h.

References constant.

{ return termType::constant; }

Member Data Documentation

val

ossim_float64 ossimConst::val

private

Definition at line 427 of file ossimTerm.h.

Referenced by copy().

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

• ossimTerm.h
• ossimTerm.cpp