TriangleFilter Struct Reference

#include <Resample.h>

Inheritance diagram for TriangleFilter:

Public Types
typedef boost::shared_ptr< const TriangleFilter >	CPtr
typedef boost::shared_ptr< TriangleFilter >	Ptr
Public Types inherited from Filter
typedef boost::shared_ptr< const Filter >	CPtr
typedef boost::shared_ptr< Filter >	Ptr

Public Member Functions
virtual float	eval (const float x) const
	Evaluates the filter at coordinate 't'. More...
virtual float	support () const
	Radial width of the filter (half of diameter) More...
	TriangleFilter ()
	TriangleFilter (const float width)
Public Member Functions inherited from Filter
virtual float	initialValue () const
	Initial value (zero by default, but need to be different for min/max) More...

Static Public Member Functions
template<typename Value_T >
static void	op (Value_T &, const Value_T)

Static Public Attributes
static const bool	isAnalytic = false

Private Attributes
const float	m_width

Detailed Description

Definition at line 266 of file Resample.h.

Member Typedef Documentation

typedef boost::shared_ptr<TriangleFilter> TriangleFilter::Ptr

Definition at line 269 of file Resample.h.

typedef boost::shared_ptr<const TriangleFilter> TriangleFilter::CPtr

Definition at line 270 of file Resample.h.

Constructor & Destructor Documentation

TriangleFilter::TriangleFilter ( )

inline

Definition at line 275 of file Resample.h.

    : m_width(1.0)
  { }

TriangleFilter::TriangleFilter ( const float  width )

inline

Definition at line 278 of file Resample.h.

    : m_width(width)
  { }

Member Function Documentation

virtual float TriangleFilter::eval ( const float  t ) const

inlinevirtual

Evaluates the filter at coordinate 't'.

Implements Filter.

Definition at line 282 of file Resample.h.

References m_width.

  {
    const float t = x / m_width;
    if (t > 1.0) {
      return 0.0f;
    }
    return 1.0f - t;
  }

virtual float TriangleFilter::support ( ) const

inlinevirtual

Radial width of the filter (half of diameter)

Implements Filter.

Definition at line 290 of file Resample.h.

References m_width.

  {
    return 1.0f * m_width;
  }

template<typename Value_T >

static void TriangleFilter::op ( Value_T &  , const Value_T    )

inlinestatic

Definition at line 295 of file Resample.h.

  { /* No-op */ }

Member Data Documentation

const bool TriangleFilter::isAnalytic = false

static

Definition at line 272 of file Resample.h.

const float TriangleFilter::m_width

private

Definition at line 298 of file Resample.h.

Referenced by eval(), and support().

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

• export/Resample.h