BoundingBox Class Reference

#include <BoundingBox.h>

Public Member Functions
	BoundingBox ()
	BoundingBox ()
	BoundingBox (const Plane &plane)
	BoundingBox (double min_r, double max_r, double min_z, double max_z)
GlobalPoint const &	corner (unsigned int i) const
void	grow (double r, double z)
void	grow (double skin)
bool	inside (double r, double z) const
GlobalPoint const &	operator[] (unsigned int i) const
std::pair< double, double >	range_r () const
std::pair< double, double >	range_z () const

Static Public Member Functions
static std::vector< GlobalPoint >	corners (const Plane &)

Private Attributes
GlobalPoint	m_corners [8]
double	r_max
double	r_min
double	z_max
double	z_min

Detailed Description

A helper class that returns the corners of a rectangle that fully contains a bound plane.

Definition at line 12 of file BoundingBox.h.

Constructor & Destructor Documentation

BoundingBox() [1/4]

BoundingBox::BoundingBox ( )

inline

Definition at line 14 of file BoundingBox.h.

{}

BoundingBox() [2/4]

BoundingBox::BoundingBox

(

const Plane &

plane

)

BoundingBox() [3/4]

BoundingBox::BoundingBox ( )

inline

Definition at line 14 of file BoundingBox.h.

: r_min(0.), r_max(0.), z_min(0.), z_max(0.) {}

BoundingBox() [4/4]

BoundingBox::BoundingBox ( double  min_r, double  max_r, double  min_z, double  max_z  )

inline

Definition at line 16 of file BoundingBox.h.

      : r_min(min_r), r_max(max_r), z_min(min_z), z_max(max_z) {}

Member Function Documentation

corner()

GlobalPoint const& BoundingBox::corner ( unsigned int  i ) const

inline

Definition at line 21 of file BoundingBox.h.

{ return m_corners[i]; }

References mps_fire::i, and m_corners.

corners()

std::vector< GlobalPoint > BoundingBox::corners ( const Plane &  )

static

Definition at line 20 of file BoundingBox.cc.

                                                                   {
  std::vector<GlobalPoint> result;
  result.reserve(8);
 
  float hLen = plane.bounds().length() / 2;
  float hWid = plane.bounds().width() / 2;
  float hThick = plane.bounds().thickness() / 2;
 
  result.push_back(plane.toGlobal(LocalPoint(hWid, hLen, hThick)));
  result.push_back(plane.toGlobal(LocalPoint(hWid, hLen, -hThick)));
  result.push_back(plane.toGlobal(LocalPoint(hWid, -hLen, hThick)));
  result.push_back(plane.toGlobal(LocalPoint(hWid, -hLen, -hThick)));
  result.push_back(plane.toGlobal(LocalPoint(-hWid, hLen, hThick)));
  result.push_back(plane.toGlobal(LocalPoint(-hWid, hLen, -hThick)));
  result.push_back(plane.toGlobal(LocalPoint(-hWid, -hLen, hThick)));
  result.push_back(plane.toGlobal(LocalPoint(-hWid, -hLen, -hThick)));
 
  return result;
}

References mps_fire::result.

Referenced by RodPlaneBuilderFromDet::computeBounds(), ForwardRingDiskBuilderFromDet::computeBounds(), Phase1PixelBlade::computeRadiusRanges(), PlaneBuilderForGluedDet::computeRectBounds(), BarrelDetLayer::computeSurface(), ForwardDetLayer::computeSurface(), CylinderBuilderFromDet::operator()(), and PhiBorderFinder::PhiBorderFinder().

grow() [1/2]

void BoundingBox::grow	(	double	r,
		double	z
	)

Definition at line 3 of file BoundingBox.cc.

                                         {
  if (r < r_min)
    r_min = r;
  if (r > r_max)
    r_max = r;
  if (z < z_min)
    z_min = z;
  if (z > z_max)
    z_max = z;
}

References alignCSCRings::r, r_max, r_min, z, z_max, and z_min.

Referenced by DD4hep_MaterialAccountingGroup::DD4hep_MaterialAccountingGroup().

grow() [2/2]

void BoundingBox::grow

(

double

skin

)

Definition at line 14 of file BoundingBox.cc.

                                  {
  r_min -= skin;  // yes, we allow r_min to go negative
  r_max += skin;
  z_min -= skin;
  z_max += skin;
}

References r_max, r_min, z_max, and z_min.

inside()

bool BoundingBox::inside	(	double	r,
		double	z
	)		const

Definition at line 21 of file BoundingBox.cc.

{ return (r >= r_min and r <= r_max and z >= z_min and z <= z_max); }

References alignCSCRings::r, r_min, z, z_max, and z_min.

Referenced by DD4hep_MaterialAccountingGroup::isInside().

operator[]()

GlobalPoint const& BoundingBox::operator[] ( unsigned int  i ) const

inline

Definition at line 20 of file BoundingBox.h.

{ return m_corners[i]; }

References mps_fire::i, and m_corners.

range_r()

std::pair<double, double> BoundingBox::range_r ( ) const

inline

Definition at line 25 of file BoundingBox.h.

{ return std::make_pair(r_min, r_max); }

References r_max, and r_min.

Referenced by DD4hep_MaterialAccountingGroup::DD4hep_MaterialAccountingGroup(), DD4hep_MaterialAccountingGroup::getBoundingR(), DD4hep_MaterialAccountingGroup::info(), and DD4hep_MaterialAccountingGroup::isInside().

range_z()

std::pair<double, double> BoundingBox::range_z ( ) const

inline

Definition at line 27 of file BoundingBox.h.

{ return std::make_pair(z_min, z_max); }

References z_max, and z_min.

Referenced by DD4hep_MaterialAccountingGroup::DD4hep_MaterialAccountingGroup(), DD4hep_MaterialAccountingGroup::getBoundingZ(), DD4hep_MaterialAccountingGroup::info(), and DD4hep_MaterialAccountingGroup::isInside().

Member Data Documentation

m_corners

GlobalPoint BoundingBox::m_corners[8]

private

Definition at line 24 of file BoundingBox.h.

Referenced by corner(), and operator[]().

r_max

double BoundingBox::r_max

private

Definition at line 9 of file BoundingBox.h.

Referenced by grow(), and range_r().

r_min

double BoundingBox::r_min

private

Definition at line 8 of file BoundingBox.h.

Referenced by grow(), inside(), and range_r().

z_max

double BoundingBox::z_max

private

Definition at line 11 of file BoundingBox.h.

Referenced by grow(), inside(), and range_z().

z_min

double BoundingBox::z_min

private

Definition at line 10 of file BoundingBox.h.

Referenced by grow(), inside(), and range_z().