FourPointPlaneBounds Class Reference

#include <FourPointPlaneBounds.h>

Inheritance diagram for FourPointPlaneBounds:

Public Types
typedef LocalPoint::ScalarType	Scalar

Public Member Functions
Bounds *	clone () const override
	FourPointPlaneBounds (const LocalPoint &a, const LocalPoint &b, const LocalPoint &c, const LocalPoint &d)
bool	inside (const Local3DPoint &lp) const override
	Determine if the point is inside the bounds. More...
bool	inside (const Local3DPoint &lp, const LocalError &e, float scale) const override
	Determine if a point is inside the bounds, taking error into account. More...
float	length () const override
float	thickness () const override
float	width () const override
	~FourPointPlaneBounds () override
Public Member Functions inherited from Bounds
void	computeSpan (Surface const &plane)
virtual bool	inside (const Local2DPoint &p) const
virtual bool	inside (const Local2DPoint &p, const LocalError &err, float scale=1.f) const
	Determine if a 2D point is inside the bounds, taking error into account. More...
virtual bool	inside (const Local2DPoint &p, float tollerance) const
	Determine if a point is inside the bounds, taking a tollerance into account. More...
std::pair< float, float > const &	phiSpan () const
std::pair< float, float > const &	rSpan () const
virtual float	significanceInside (const Local3DPoint &, const LocalError &) const
virtual float	widthAtHalfLength () const
	Width at half length. Useful for e.g. pitch definition. More...
std::pair< float, float > const &	zSpan () const
virtual	~Bounds ()

Private Member Functions
double	checkSide (int i, const Local2DPoint &lp) const
double	checkSide (int i, Scalar x, Scalar y) const
const Local2DPoint &	corner (int i) const

Private Attributes
Local2DPoint	corners_ [4]

Detailed Description

Definition at line 10 of file FourPointPlaneBounds.h.

Member Typedef Documentation

Scalar

typedef LocalPoint::ScalarType FourPointPlaneBounds::Scalar

Definition at line 12 of file FourPointPlaneBounds.h.

Constructor & Destructor Documentation

FourPointPlaneBounds()

FourPointPlaneBounds::FourPointPlaneBounds	(	const LocalPoint &	a,
		const LocalPoint &	b,
		const LocalPoint &	c,
		const LocalPoint &	d
	)

The corners are ASSUMED to come in cyclic order

Definition at line 8 of file FourPointPlaneBounds.cc.

                                                                {
  corners_[0] = Local2DPoint(a.x(), a.y());
  corners_[1] = Local2DPoint(b.x(), b.y());
  corners_[2] = Local2DPoint(c.x(), c.y());
  corners_[3] = Local2DPoint(d.x(), d.y());
 
  // check for convexity
  for (int i = 0; i < 4; ++i) {
    if (checkSide(i, corner(i + 2)) * checkSide(i, corner(i + 3)) < 0) {  // not on same side
      throw GeometryError("FourPointPlaneBounds: coners not in order or not convex");
    }
  }
 
  double side = checkSide(0, corners_[2]);  // - for clockwise corners, + for counterclockwise
  if (side < 0) {
    std::cout << "FourPointPlaneBounds: Changing order of corners to counterclockwise" << std::endl;
    std::swap(corners_[1], corners_[3]);
  }
}

References a, b, c, checkSide(), corner(), corners_, gather_cfg::cout, ztail::d, mps_fire::i, and std::swap().

Referenced by clone().

~FourPointPlaneBounds()

FourPointPlaneBounds::~FourPointPlaneBounds ( )

inlineoverride

Definition at line 17 of file FourPointPlaneBounds.h.

{}

Member Function Documentation

checkSide() [1/2]

double FourPointPlaneBounds::checkSide ( int  i, const Local2DPoint &  lp  ) const

private

Definition at line 31 of file FourPointPlaneBounds.cc.

{ return checkSide(i, lp.x(), lp.y()); }

References mps_fire::i, PV2DBase< T, PVType, FrameType >::x(), and PV2DBase< T, PVType, FrameType >::y().

Referenced by FourPointPlaneBounds(), and inside().

checkSide() [2/2]

double FourPointPlaneBounds::checkSide ( int  i, Scalar  x, Scalar  y  ) const

inlineprivate

Definition at line 36 of file FourPointPlaneBounds.h.

                                                    {
    const Local2DPoint& cor(corner(i));
    Local2DVector v(corner(i + 1) - cor);
    // Local2DVector normal( -v.y(), v.x());  //  90 deg rotated
    return -v.y() * (x - cor.x()) + v.x() * (y - cor.y());  // == normal.dot(LP(x,y)-cor))
  }

References corner(), mps_fire::i, findQualityFiles::v, x, PV2DBase< T, PVType, FrameType >::x(), y, and PV2DBase< T, PVType, FrameType >::y().

clone()

Bounds* FourPointPlaneBounds::clone ( void  ) const

inlineoverridevirtual

Implements Bounds.

Definition at line 28 of file FourPointPlaneBounds.h.

{ return new FourPointPlaneBounds(*this); }

References FourPointPlaneBounds().

corner()

const Local2DPoint& FourPointPlaneBounds::corner ( int  i ) const

inlineprivate

Definition at line 33 of file FourPointPlaneBounds.h.

{ return corners_[i % 4]; }

References corners_, and mps_fire::i.

Referenced by checkSide(), and FourPointPlaneBounds().

inside() [1/2]

bool FourPointPlaneBounds::inside ( const Local3DPoint &  ) const

overridevirtual

Determine if the point is inside the bounds.

Implements Bounds.

Definition at line 33 of file FourPointPlaneBounds.cc.

                                                              {
  for (int i = 0; i < 4; ++i) {
    if (checkSide(i, lp.x(), lp.y()) < 0)
      return false;
  }
  return true;
}

References checkSide(), mps_fire::i, PV3DBase< T, PVType, FrameType >::x(), and PV3DBase< T, PVType, FrameType >::y().

inside() [2/2]

bool FourPointPlaneBounds::inside ( const Local3DPoint &  , const LocalError &  , float  scale  ) const

inlineoverridevirtual

Determine if a point is inside the bounds, taking error into account.

Implements Bounds.

Definition at line 26 of file FourPointPlaneBounds.h.

{ return inside(lp); }

References inside().

Referenced by inside().

length()

float FourPointPlaneBounds::length ( ) const

overridevirtual

"Lenght" of the bounded volume; refer to the concrete class documentation for the specific definition.

Implements Bounds.

Definition at line 41 of file FourPointPlaneBounds.cc.

{ return 0; }

thickness()

float FourPointPlaneBounds::thickness ( ) const

overridevirtual

"Thickness" of the bound around the surface; refer to the concrete class documentation for the specific definition.

Implements Bounds.

Definition at line 43 of file FourPointPlaneBounds.cc.

{ return 0; }

width()

float FourPointPlaneBounds::width ( ) const

overridevirtual

"width" of the bounds; refer to the concrete class documentation for the specific definition.

Implements Bounds.

Definition at line 42 of file FourPointPlaneBounds.cc.

{ return 0; }

Member Data Documentation

corners_

Local2DPoint FourPointPlaneBounds::corners_[4]

private

Definition at line 31 of file FourPointPlaneBounds.h.

Referenced by corner(), and FourPointPlaneBounds().