ossimVar Class Reference

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

#include <ossimTerm.h>

Inheritance diagram for ossimVar:

Public Member Functions
	ossimVar (const ossim_uint32 &variable)
	Public Constructor. More...
	ossimVar (const ossimVar &src)
	Public Copy Constructor. More...
	~ossimVar ()
	Destroys the variable. More...
ossim_float64	evaluate (std::vector< ossim_float64 > point) const
	Evaluates a variable for a point. More...
ossimTerm *	derivative (const ossim_uint32 &variable) const
	Calculates the derivative for a variable. More...
ossim_uint32	getType () const
	Gets the type of a variable. More...
ossimTerm *	copy () const
	Creates a copy of the variable. 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_uint32	var

Detailed Description

A variable class to hold a variable as a term.

Definition at line 309 of file ossimTerm.h.

Constructor & Destructor Documentation

ossimVar() [1/2]

ossimVar::ossimVar ( const ossim_uint32 &  variable )

inline

Public Constructor.

Parameters

[in]

variable

The variable number

Definition at line 318 of file ossimTerm.h.

Referenced by copy(), and derivative().

: var(variable) {}

ossimVar() [2/2]

ossimVar::ossimVar ( const ossimVar &  src )

inline

Public Copy Constructor.

Parameters

[in]

src

The source to be copied

Definition at line 324 of file ossimTerm.h.

: var(src.var) {}

~ossimVar()

ossimVar::~ossimVar ( )

inline

Destroys the variable.

Definition at line 328 of file ossimTerm.h.

{}

Member Function Documentation

copy()

ossimTerm * ossimVar::copy ( ) const

virtual

Creates a copy of the variable.

Returns

A pointer to a copy of the variable

Implements ossimTerm.

Definition at line 150 of file ossimTerm.cpp.

References ossimVar(), and var.

                               {
    return new ossimVar(var);
}

derivative()

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

virtual

Calculates the derivative for a variable.

OSSIM VARIABLE 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 variable

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 139 of file ossimTerm.cpp.

References ossimVar(), var, and variable.

                                                                 {
    if(var == variable) return new ossimVar(var);
return new ossimConst(0);
}

evaluate()

ossim_float64 ossimVar::evaluate ( std::vector< ossim_float64 >  point ) const

inlinevirtual

Evaluates a variable for a point.

Parameters

[in]

point

The point to be evaluated

Returns

The value at a point.

Implements ossimTerm.

Definition at line 338 of file ossimTerm.h.

{ return point[var]; }

getType()

ossim_uint32 ossimVar::getType ( ) const

inlinevirtual

Gets the type of a variable.

Returns

The type of a variable

Implements ossimTerm.

Definition at line 354 of file ossimTerm.h.

References variable.

{ return termType::variable; }

Member Data Documentation

var

ossim_uint32 ossimVar::var

private

Definition at line 363 of file ossimTerm.h.

Referenced by copy(), and derivative().

---

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

• ossimTerm.h
• ossimTerm.cpp