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TrapezoidalPlaneBounds Class Reference

#include <TrapezoidalPlaneBounds.h>

Inheritance diagram for TrapezoidalPlaneBounds:
Bounds CSCLayerGeometry

Public Member Functions

Boundsclone () const override
 
bool inside (const Local2DPoint &p) const override
 
bool inside (const Local3DPoint &p) const override
 Determine if the point is inside the bounds. More...
 
bool inside (const Local3DPoint &p, const LocalError &err, float scale) const override
 Determine if a point is inside the bounds, taking error into account. More...
 
bool inside (const Local2DPoint &p, const LocalError &err, float scale) const override
 Determine if a 2D point is inside the bounds, taking error into account. More...
 
float length () const override
 
virtual const std::array< const float, 4 > parameters () const
 
float significanceInside (const Local3DPoint &, const LocalError &) const override
 
float thickness () const override
 
 TrapezoidalPlaneBounds (float be, float te, float a, float t)
 
float width () const override
 
float widthAtHalfLength () const override
 
virtual int yAxisOrientation () const
 
- Public Member Functions inherited from Bounds
void computeSpan (Surface const &plane)
 
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
 
std::pair< float, float > const & zSpan () const
 
virtual ~Bounds ()
 

Private Attributes

float hapothem
 
float hbotedge
 
float hthickness
 
float htopedge
 
float offset
 
float tan_a
 

Detailed Description

Trapezoidal plane bounds. Local Coordinate system coincides with center of the box with Y axis being the symmetry axis along the height and pointing in the direction of top_edge.

Definition at line 16 of file TrapezoidalPlaneBounds.h.

Constructor & Destructor Documentation

TrapezoidalPlaneBounds::TrapezoidalPlaneBounds ( float  be,
float  te,
float  a,
float  t 
)

constructed from: half bottom edge (smaller side width) half top edge (larger side width) half apothem (distance from top to bottom sides, measured perpendicularly to them) half thickness

Definition at line 7 of file TrapezoidalPlaneBounds.cc.

References funct::abs(), offset, and tan_a.

Referenced by clone().

8  :
9  hbotedge(be), htopedge(te), hapothem(a), hthickness(t) {
10 
11  // pre-compute offset of triangle vertex and tg of (half) opening
12  // angle of the trapezoid for faster inside() implementation.
13 
14  offset = a * (te+be) / (te-be); // check sign if te < be !!!
15  tan_a = te / std::abs(offset + a);
16 }
Abs< T >::type abs(const T &t)
Definition: Abs.h:22
double a
Definition: hdecay.h:121

Member Function Documentation

Bounds * TrapezoidalPlaneBounds::clone ( void  ) const
overridevirtual

Implements Bounds.

Reimplemented in CSCLayerGeometry.

Definition at line 56 of file TrapezoidalPlaneBounds.cc.

References TrapezoidalPlaneBounds().

Referenced by widthAtHalfLength().

56  {
57  return new TrapezoidalPlaneBounds(*this);
58 }
TrapezoidalPlaneBounds(float be, float te, float a, float t)
bool TrapezoidalPlaneBounds::inside ( const Local2DPoint p) const
overridevirtual

Reimplemented from Bounds.

Reimplemented in CSCLayerGeometry.

Definition at line 23 of file TrapezoidalPlaneBounds.cc.

References funct::abs(), hapothem, offset, tan_a, PV2DBase< T, PVType, FrameType >::x(), and PV2DBase< T, PVType, FrameType >::y().

Referenced by inside(), and widthAtHalfLength().

23  {
24  return (std::abs(p.y()) < hapothem) &
25  (std::abs(p.x()) < tan_a*std::abs(p.y()+offset));
26 }
T y() const
Definition: PV2DBase.h:46
Abs< T >::type abs(const T &t)
Definition: Abs.h:22
T x() const
Definition: PV2DBase.h:45
bool TrapezoidalPlaneBounds::inside ( const Local3DPoint ) const
overridevirtual
bool TrapezoidalPlaneBounds::inside ( const Local3DPoint ,
const LocalError ,
float  scale 
) const
overridevirtual

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

Implements Bounds.

Reimplemented in CSCLayerGeometry.

Definition at line 32 of file TrapezoidalPlaneBounds.cc.

References hapothem, hbotedge, hthickness, htopedge, inside(), mathSSE::sqrt(), tmp, LocalError::xx(), and LocalError::yy().

33  {
34  if (scale>=0 && inside(p)) return true;
35 
37  htopedge + std::sqrt(err.xx())*scale,
38  hapothem + std::sqrt(err.yy())*scale,
39  hthickness);
40  return tmp.inside(p);
41 }
T sqrt(T t)
Definition: SSEVec.h:18
std::vector< std::vector< double > > tmp
Definition: MVATrainer.cc:100
bool inside(const Local2DPoint &p) const override
bool TrapezoidalPlaneBounds::inside ( const Local2DPoint p,
const LocalError err,
float  scale 
) const
overridevirtual

Determine if a 2D point is inside the bounds, taking error into account.

Reimplemented from Bounds.

Definition at line 43 of file TrapezoidalPlaneBounds.cc.

References Bounds::inside().

43  {
44  return Bounds::inside(p,err,scale);
45 }
virtual bool inside(const Local3DPoint &) const =0
Determine if the point is inside the bounds.
float TrapezoidalPlaneBounds::length ( ) const
inlineoverridevirtual
const std::array< const float, 4 > TrapezoidalPlaneBounds::parameters ( void  ) const
virtual
float TrapezoidalPlaneBounds::significanceInside ( const Local3DPoint p,
const LocalError err 
) const
overridevirtual

Reimplemented from Bounds.

Definition at line 47 of file TrapezoidalPlaneBounds.cc.

References funct::abs(), hapothem, SiStripPI::max, offset, mathSSE::sqrt(), tan_a, PV3DBase< T, PVType, FrameType >::x(), LocalError::xx(), PV3DBase< T, PVType, FrameType >::y(), and LocalError::yy().

Referenced by widthAtHalfLength().

47  {
48  return std::max(
49  (std::abs(p.y())-hapothem)/std::sqrt(err.yy()),
50  (std::abs(p.x())-tan_a*std::abs(p.y()+offset))/std::sqrt(err.xx())
51  );
52 }
float xx() const
Definition: LocalError.h:24
T y() const
Definition: PV3DBase.h:63
float yy() const
Definition: LocalError.h:26
T sqrt(T t)
Definition: SSEVec.h:18
Abs< T >::type abs(const T &t)
Definition: Abs.h:22
T x() const
Definition: PV3DBase.h:62
float TrapezoidalPlaneBounds::thickness ( ) const
inlineoverridevirtual

thickness (full, not half)

Implements Bounds.

Definition at line 36 of file TrapezoidalPlaneBounds.h.

References hthickness.

Referenced by CSCLayerGeometry::inside(), and operator<<().

36 { return 2 * hthickness;}
float TrapezoidalPlaneBounds::width ( ) const
inlineoverridevirtual
float TrapezoidalPlaneBounds::widthAtHalfLength ( ) const
inlineoverridevirtual

Width at half length. Useful for e.g. pitch definition.

Reimplemented from Bounds.

Definition at line 40 of file TrapezoidalPlaneBounds.h.

References clone(), hbotedge, htopedge, Bounds::inside(), inside(), AlCaHLTBitMon_ParallelJobs::p, parameters(), Scenarios_cff::scale, significanceInside(), and yAxisOrientation().

int TrapezoidalPlaneBounds::yAxisOrientation ( ) const
virtual

Definition at line 19 of file TrapezoidalPlaneBounds.cc.

References hbotedge, and htopedge.

Referenced by StripTopologyBuilder::build(), and widthAtHalfLength().

19  {
20  return (hbotedge>htopedge) ? -1 : 1;
21 }

Member Data Documentation

float TrapezoidalPlaneBounds::hapothem
private

Definition at line 69 of file TrapezoidalPlaneBounds.h.

Referenced by inside(), length(), parameters(), and significanceInside().

float TrapezoidalPlaneBounds::hbotedge
private
float TrapezoidalPlaneBounds::hthickness
private

Definition at line 70 of file TrapezoidalPlaneBounds.h.

Referenced by inside(), parameters(), and thickness().

float TrapezoidalPlaneBounds::htopedge
private
float TrapezoidalPlaneBounds::offset
private

Definition at line 73 of file TrapezoidalPlaneBounds.h.

Referenced by inside(), significanceInside(), and TrapezoidalPlaneBounds().

float TrapezoidalPlaneBounds::tan_a
private

Definition at line 74 of file TrapezoidalPlaneBounds.h.

Referenced by inside(), significanceInside(), and TrapezoidalPlaneBounds().