Geant4-11
Public Types | Public Member Functions | Static Public Attributes | Protected Member Functions | Protected Attributes | Private Member Functions | Private Attributes
G4TwistTrapParallelSide Class Reference

#include <G4TwistTrapParallelSide.hh>

Inheritance diagram for G4TwistTrapParallelSide:
G4VTwistSurface

Public Types

enum  EValidate { kDontValidate = 0 , kValidateWithTol = 1 , kValidateWithoutTol = 2 , kUninitialized = 3 }
 

Public Member Functions

virtual G4int AmIOnLeftSide (const G4ThreeVector &me, const G4ThreeVector &vec, G4bool withTol=true)
 
G4ThreeVector ComputeGlobalDirection (const G4ThreeVector &lp) const
 
G4ThreeVector ComputeGlobalPoint (const G4ThreeVector &lp) const
 
G4ThreeVector ComputeLocalDirection (const G4ThreeVector &gp) const
 
G4ThreeVector ComputeLocalPoint (const G4ThreeVector &gp) const
 
void DebugPrint () const
 
virtual G4double DistanceTo (const G4ThreeVector &gp, G4ThreeVector &gxx)
 
virtual G4double DistanceToBoundary (G4int areacode, G4ThreeVector &xx, const G4ThreeVector &p)
 
virtual G4double DistanceToIn (const G4ThreeVector &gp, const G4ThreeVector &gv, G4ThreeVector &gxxbest)
 
G4double DistanceToLine (const G4ThreeVector &p, const G4ThreeVector &x0, const G4ThreeVector &d, G4ThreeVector &xx)
 
virtual G4double DistanceToOut (const G4ThreeVector &gp, const G4ThreeVector &gv, G4ThreeVector &gxxbest)
 
G4double DistanceToPlane (const G4ThreeVector &p, const G4ThreeVector &x0, const G4ThreeVector &n0, G4ThreeVector &xx)
 
G4double DistanceToPlane (const G4ThreeVector &p, const G4ThreeVector &x0, const G4ThreeVector &t1, const G4ThreeVector &t2, G4ThreeVector &xx, G4ThreeVector &n)
 
G4double DistanceToPlaneWithV (const G4ThreeVector &p, const G4ThreeVector &v, const G4ThreeVector &x0, const G4ThreeVector &n0, G4ThreeVector &xx)
 
virtual G4int DistanceToSurface (const G4ThreeVector &gp, const G4ThreeVector &gv, G4ThreeVector gxx[], G4double distance[], G4int areacode[], G4bool isvalid[], EValidate validate=kValidateWithTol)
 
virtual G4int DistanceToSurface (const G4ThreeVector &gp, G4ThreeVector gxx[], G4double distance[], G4int areacode[])
 
 G4TwistTrapParallelSide (__void__ &)
 
 G4TwistTrapParallelSide (const G4String &name, G4double PhiTwist, G4double pDz, G4double pTheta, G4double pPhi, G4double pDy1, G4double pDx1, G4double pDx2, G4double pDy2, G4double pDx3, G4double pDx4, G4double pAlph, G4double AngleSide)
 
G4int GetAxisType (G4int areacode, G4int whichaxis) const
 
virtual G4ThreeVector GetBoundaryAtPZ (G4int areacode, const G4ThreeVector &p) const
 
virtual void GetBoundaryParameters (const G4int &areacode, G4ThreeVector &d, G4ThreeVector &x0, G4int &boundarytype) const
 
G4int GetEdgeVisibility (G4int i, G4int j, G4int m, G4int n, G4int number, G4int orientation)
 
G4int GetFace (G4int i, G4int j, G4int m, G4int n, G4int iside)
 
virtual G4String GetName () const
 
G4int GetNode (G4int i, G4int j, G4int m, G4int n, G4int iside)
 
virtual G4ThreeVector GetNormal (const G4ThreeVector &xx, G4bool isGlobal=false)
 
G4bool IsAxis0 (G4int areacode) const
 
G4bool IsAxis1 (G4int areacode) const
 
G4bool IsBoundary (G4int areacode, G4bool testbitmode=false) const
 
G4bool IsCorner (G4int areacode, G4bool testbitmode=false) const
 
G4bool IsInside (G4int areacode, G4bool testbitmode=false) const
 
G4bool IsOutside (G4int areacode) const
 
G4bool IsSameBoundary (G4VTwistSurface *surface1, G4int areacode1, G4VTwistSurface *surface2, G4int areacode2) const
 
G4bool IsValidNorm () const
 
void SetAxis (G4int i, const EAxis axis)
 
void SetNeighbours (G4VTwistSurface *ax0min, G4VTwistSurface *ax1min, G4VTwistSurface *ax0max, G4VTwistSurface *ax1max)
 
virtual ~G4TwistTrapParallelSide ()
 

Static Public Attributes

static const G4int sAreaMask = 0XF0000000
 
static const G4int sAxis0 = 0x0000FF00
 
static const G4int sAxis1 = 0x000000FF
 
static const G4int sAxisMask = 0x0000FCFC
 
static const G4int sAxisMax = 0x00000202
 
static const G4int sAxisMin = 0x00000101
 
static const G4int sAxisPhi = 0x00001414
 
static const G4int sAxisRho = 0x00001010
 
static const G4int sAxisX = 0x00000404
 
static const G4int sAxisY = 0x00000808
 
static const G4int sAxisZ = 0x00000C0C
 
static const G4int sBoundary = 0x20000000
 
static const G4int sC0Max1Max = 0x40000202
 
static const G4int sC0Max1Min = 0x40000201
 
static const G4int sC0Min1Max = 0x40000102
 
static const G4int sC0Min1Min = 0x40000101
 
static const G4int sCorner = 0x40000000
 
static const G4int sInside = 0x10000000
 
static const G4int sOutside = 0x00000000
 
static const G4int sSizeMask = 0x00000303
 

Protected Member Functions

void GetBoundaryAxis (G4int areacode, EAxis axis[]) const
 
void GetBoundaryLimit (G4int areacode, G4double limit[]) const
 
G4ThreeVector GetCorner (G4int areacode) const
 
G4VTwistSurface ** GetNeighbours ()
 
G4int GetNeighbours (G4int areacode, G4VTwistSurface *surfaces[])
 
virtual void SetBoundary (const G4int &axiscode, const G4ThreeVector &direction, const G4ThreeVector &x0, const G4int &boundarytype)
 
void SetCorner (G4int areacode, G4double x, G4double y, G4double z)
 

Protected Attributes

EAxis fAxis [2]
 
G4double fAxisMax [2]
 
G4double fAxisMin [2]
 
G4SurfCurNormal fCurrentNormal
 
CurrentStatus fCurStat
 
CurrentStatus fCurStatWithV
 
G4int fHandedness
 
G4bool fIsValidNorm
 
G4RotationMatrix fRot
 
G4ThreeVector fTrans
 
G4double kCarTolerance
 

Private Member Functions

virtual G4int GetAreaCode (const G4ThreeVector &xx, G4bool withTol=true)
 
virtual G4double GetBoundaryMax (G4double phi)
 
virtual G4double GetBoundaryMin (G4double phi)
 
virtual void GetFacets (G4int m, G4int n, G4double xyz[][3], G4int faces[][4], G4int iside)
 
void GetPhiUAtX (G4ThreeVector p, G4double &phi, G4double &u)
 
virtual G4double GetSurfaceArea ()
 
G4double GetValueB (G4double phi)
 
G4ThreeVector NormAng (G4double phi, G4double u)
 
G4ThreeVector ProjectPoint (const G4ThreeVector &p, G4bool isglobal=false)
 
virtual void SetBoundaries ()
 
virtual void SetCorners ()
 
virtual G4ThreeVector SurfacePoint (G4double phi, G4double u, G4bool isGlobal=false)
 
G4double Xcoef (G4double u)
 

Private Attributes

G4double fa1md1
 
G4double fa2md2
 
G4double fAlph
 
G4SurfSideQuery fAmIOnLeftSide
 
G4double fAngleSide
 
Boundary fBoundaries [4]
 
G4ThreeVector fCorners [4]
 
G4double fdeltaX
 
G4double fdeltaY
 
G4double fDx1
 
G4double fDx2
 
G4double fDx3
 
G4double fDx3minus1
 
G4double fDx3plus1
 
G4double fDx4
 
G4double fDx4minus2
 
G4double fDx4plus2
 
G4double fDy1
 
G4double fDy2
 
G4double fDy2minus1
 
G4double fDy2plus1
 
G4double fDz
 
G4String fName
 
G4VTwistSurfacefNeighbours [4]
 
G4double fPhi
 
G4double fPhiTwist
 
G4double fTAlph
 
G4double fTheta
 

Detailed Description

Definition at line 41 of file G4TwistTrapParallelSide.hh.

Member Enumeration Documentation

◆ EValidate

Enumerator
kDontValidate 
kValidateWithTol 
kValidateWithoutTol 
kUninitialized 

Definition at line 52 of file G4VTwistSurface.hh.

Constructor & Destructor Documentation

◆ G4TwistTrapParallelSide() [1/2]

G4TwistTrapParallelSide::G4TwistTrapParallelSide ( const G4String name,
G4double  PhiTwist,
G4double  pDz,
G4double  pTheta,
G4double  pPhi,
G4double  pDy1,
G4double  pDx1,
G4double  pDx2,
G4double  pDy2,
G4double  pDx3,
G4double  pDx4,
G4double  pAlph,
G4double  AngleSide 
)

Definition at line 40 of file G4TwistTrapParallelSide.cc.

55{
56
57 fAxis[0] = kXAxis; // in local coordinate system
58 fAxis[1] = kZAxis;
59 fAxisMin[0] = -kInfinity ; // X Axis boundary
60 fAxisMax[0] = kInfinity ; // depends on z !!
61 fAxisMin[1] = -pDz ; // Z Axis boundary
62 fAxisMax[1] = pDz ;
63
64 fDx1 = pDx1 ;
65 fDx2 = pDx2 ;
66 fDx3 = pDx3 ;
67 fDx4 = pDx4 ;
68
69 fDy1 = pDy1 ;
70 fDy2 = pDy2 ;
71
72 fDz = pDz ;
73
74 fAlph = pAlph ;
75 fTAlph = std::tan(fAlph) ;
76
77 fTheta = pTheta ;
78 fPhi = pPhi ;
79
80 // precalculate frequently used parameters
81 //
82 fDx4plus2 = fDx4 + fDx2 ;
83 fDx4minus2 = fDx4 - fDx2 ;
84 fDx3plus1 = fDx3 + fDx1 ;
85 fDx3minus1 = fDx3 - fDx1 ;
86 fDy2plus1 = fDy2 + fDy1 ;
87 fDy2minus1 = fDy2 - fDy1 ;
88
89 fa1md1 = 2*fDx2 - 2*fDx1 ;
90 fa2md2 = 2*fDx4 - 2*fDx3 ;
91
92 fPhiTwist = PhiTwist ; // dphi
93 fAngleSide = AngleSide ; // 0,90,180,270 deg
94
95 fdeltaX = 2*fDz*std::tan(fTheta)*std::cos(fPhi); // dx in surface equation
96 fdeltaY = 2*fDz*std::tan(fTheta)*std::sin(fPhi); // dy in surface equation
97
98 fRot.rotateZ( AngleSide ) ;
99
100 fTrans.set(0, 0, 0); // No Translation
101 fIsValidNorm = false;
102
103 SetCorners() ;
104 SetBoundaries() ;
105}
void set(double x, double y, double z)
HepRotation & rotateZ(double delta)
Definition: Rotation.cc:87
G4VTwistSurface(const G4String &name)
G4double fAxisMax[2]
G4RotationMatrix fRot
G4ThreeVector fTrans
G4double fAxisMin[2]
@ kXAxis
Definition: geomdefs.hh:55
@ kZAxis
Definition: geomdefs.hh:57
static const G4double kInfinity
Definition: geomdefs.hh:41
const char * name(G4int ptype)

References fa1md1, fa2md2, fAlph, fAngleSide, G4VTwistSurface::fAxis, G4VTwistSurface::fAxisMax, G4VTwistSurface::fAxisMin, fdeltaX, fdeltaY, fDx1, fDx2, fDx3, fDx3minus1, fDx3plus1, fDx4, fDx4minus2, fDx4plus2, fDy1, fDy2, fDy2minus1, fDy2plus1, fDz, G4VTwistSurface::fIsValidNorm, fPhi, fPhiTwist, G4VTwistSurface::fRot, fTAlph, fTheta, G4VTwistSurface::fTrans, kInfinity, kXAxis, kZAxis, CLHEP::HepRotation::rotateZ(), CLHEP::Hep3Vector::set(), SetBoundaries(), and SetCorners().

◆ ~G4TwistTrapParallelSide()

G4TwistTrapParallelSide::~G4TwistTrapParallelSide ( )
virtual

Definition at line 122 of file G4TwistTrapParallelSide.cc.

123{
124}

◆ G4TwistTrapParallelSide() [2/2]

G4TwistTrapParallelSide::G4TwistTrapParallelSide ( __void__ &  a)

Definition at line 110 of file G4TwistTrapParallelSide.cc.

111 : G4VTwistSurface(a), fTheta(0.), fPhi(0.), fDy1(0.), fDx1(0.), fDx2(0.),
112 fDy2(0.), fDx3(0.), fDx4(0.), fDz(0.), fAlph(0.), fTAlph(0.), fPhiTwist(0.),
113 fAngleSide(0.), fdeltaX(0.), fdeltaY(0.), fDx4plus2(0.), fDx4minus2(0.),
114 fDx3plus1(0.), fDx3minus1(0.), fDy2plus1(0.), fDy2minus1(0.), fa1md1(0.),
115 fa2md2(0.)
116{
117}

Member Function Documentation

◆ AmIOnLeftSide()

G4int G4VTwistSurface::AmIOnLeftSide ( const G4ThreeVector me,
const G4ThreeVector vec,
G4bool  withTol = true 
)
virtualinherited

Definition at line 147 of file G4VTwistSurface.cc.

150{
151 // AmIOnLeftSide returns phi-location of "me"
152 // (phi relation between me and vec projected on z=0 plane).
153 // If "me" is on -ve-phi-side of "vec", it returns 1.
154 // On the other hand, if "me" is on +ve-phi-side of "vec",
155 // it returns -1.
156 // (The return value represents z-coordinate of normal vector
157 // of me.cross(vec).)
158 // If me is on boundary of vec, return 0.
159
160 const G4double kAngTolerance
162
163 G4RotationMatrix unitrot;
164 const G4RotationMatrix rottol = unitrot.rotateZ(0.5*kAngTolerance);
165 const G4RotationMatrix invrottol = unitrot.rotateZ(-1.*kAngTolerance);
166
167 if (fAmIOnLeftSide.me == me
168 && fAmIOnLeftSide.vec == vec
169 && fAmIOnLeftSide.withTol == withtol)
170 {
172 }
173
174 fAmIOnLeftSide.me = me;
175 fAmIOnLeftSide.vec = vec;
176 fAmIOnLeftSide.withTol = withtol;
177
178 G4ThreeVector met = (G4ThreeVector(me.x(), me.y(), 0.)).unit();
179 G4ThreeVector vect = (G4ThreeVector(vec.x(), vec.y(), 0.)).unit();
180
181 G4ThreeVector ivect = invrottol * vect;
182 G4ThreeVector rvect = rottol * vect;
183
184 G4double metcrossvect = met.x() * vect.y() - met.y() * vect.x();
185
186 if (withtol)
187 {
188 if (met.x() * ivect.y() - met.y() * ivect.x() > 0 &&
189 metcrossvect >= 0) {
191 } else if (met.x() * rvect.y() - met.y() * rvect.x() < 0 &&
192 metcrossvect <= 0) {
194 } else {
196 }
197 }
198 else
199 {
200 if (metcrossvect > 0) {
202 } else if (metcrossvect < 0 ) {
204 } else {
206 }
207 }
208
209#ifdef G4TWISTDEBUG
210 G4cout << " === G4VTwistSurface::AmIOnLeftSide() =============="
211 << G4endl;
212 G4cout << " Name , returncode : " << fName << " "
214 G4cout << " me, vec : " << std::setprecision(14) << me
215 << " " << vec << G4endl;
216 G4cout << " met, vect : " << met << " " << vect << G4endl;
217 G4cout << " ivec, rvec : " << ivect << " " << rvect << G4endl;
218 G4cout << " met x vect : " << metcrossvect << G4endl;
219 G4cout << " met x ivec : " << met.cross(ivect) << G4endl;
220 G4cout << " met x rvec : " << met.cross(rvect) << G4endl;
221 G4cout << " =============================================="
222 << G4endl;
223#endif
224
226}
CLHEP::Hep3Vector G4ThreeVector
double G4double
Definition: G4Types.hh:83
#define G4endl
Definition: G4ios.hh:57
G4GLOB_DLL std::ostream G4cout
double x() const
double y() const
Hep3Vector cross(const Hep3Vector &) const
static G4GeometryTolerance * GetInstance()
G4double GetAngularTolerance() const
G4SurfSideQuery fAmIOnLeftSide

References G4VTwistSurface::G4SurfSideQuery::amIOnLeftSide, CLHEP::Hep3Vector::cross(), G4VTwistSurface::fAmIOnLeftSide, G4VTwistSurface::fName, G4cout, G4endl, G4GeometryTolerance::GetAngularTolerance(), G4GeometryTolerance::GetInstance(), G4VTwistSurface::G4SurfSideQuery::me, CLHEP::HepRotation::rotateZ(), G4VTwistSurface::G4SurfSideQuery::vec, G4VTwistSurface::G4SurfSideQuery::withTol, CLHEP::Hep3Vector::x(), and CLHEP::Hep3Vector::y().

Referenced by G4TwistTubsSide::DistanceToSurface(), G4TwistTubsFlatSide::GetAreaCode(), and G4TwistTubsHypeSide::GetAreaCodeInPhi().

◆ ComputeGlobalDirection()

G4ThreeVector G4VTwistSurface::ComputeGlobalDirection ( const G4ThreeVector lp) const
inlineinherited

◆ ComputeGlobalPoint()

G4ThreeVector G4VTwistSurface::ComputeGlobalPoint ( const G4ThreeVector lp) const
inlineinherited

◆ ComputeLocalDirection()

G4ThreeVector G4VTwistSurface::ComputeLocalDirection ( const G4ThreeVector gp) const
inlineinherited

◆ ComputeLocalPoint()

G4ThreeVector G4VTwistSurface::ComputeLocalPoint ( const G4ThreeVector gp) const
inlineinherited

◆ DebugPrint()

void G4VTwistSurface::DebugPrint ( ) const
inherited

Definition at line 1139 of file G4VTwistSurface.cc.

1140{
1145
1146 G4cout << "/* G4VTwistSurface::DebugPrint():--------------------------"
1147 << G4endl;
1148 G4cout << "/* Name = " << fName << G4endl;
1149 G4cout << "/* Axis = " << std::hex << fAxis[0] << " "
1150 << std::hex << fAxis[1]
1151 << " (0,1,2,3,5 = kXAxis,kYAxis,kZAxis,kRho,kPhi)"
1152 << std::dec << G4endl;
1153 G4cout << "/* BoundaryLimit(in local) fAxis0(min, max) = ("<<fAxisMin[0]
1154 << ", " << fAxisMax[0] << ")" << G4endl;
1155 G4cout << "/* BoundaryLimit(in local) fAxis1(min, max) = ("<<fAxisMin[1]
1156 << ", " << fAxisMax[1] << ")" << G4endl;
1157 G4cout << "/* Cornar point sC0Min1Min = " << A << G4endl;
1158 G4cout << "/* Cornar point sC0Max1Min = " << B << G4endl;
1159 G4cout << "/* Cornar point sC0Max1Max = " << C << G4endl;
1160 G4cout << "/* Cornar point sC0Min1Max = " << D << G4endl;
1161 G4cout << "/*---------------------------------------------------------"
1162 << G4endl;
1163}
G4double C(G4double temp)
G4double B(G4double temperature)
G4double D(G4double temp)
const G4double A[17]
static const G4int sC0Min1Min
static const G4int sC0Min1Max
static const G4int sC0Max1Max
G4ThreeVector GetCorner(G4int areacode) const
static const G4int sC0Max1Min

References A, B(), C(), D(), G4VTwistSurface::fAxis, G4VTwistSurface::fAxisMax, G4VTwistSurface::fAxisMin, G4VTwistSurface::fName, G4VTwistSurface::fRot, G4VTwistSurface::fTrans, G4cout, G4endl, G4VTwistSurface::GetCorner(), G4VTwistSurface::sC0Max1Max, G4VTwistSurface::sC0Max1Min, G4VTwistSurface::sC0Min1Max, and G4VTwistSurface::sC0Min1Min.

◆ DistanceTo()

G4double G4VTwistSurface::DistanceTo ( const G4ThreeVector gp,
G4ThreeVector gxx 
)
virtualinherited

Definition at line 577 of file G4VTwistSurface.cc.

579{
580#ifdef G4TWISTDEBUG
581 G4cout << "~~~~~ G4VTwistSurface::DistanceTo(p) - Start ~~~~~~~~~" << G4endl;
582 G4cout << " Name : " << fName << G4endl;
583 G4cout << " gp : " << gp << G4endl;
584 G4cout << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~" << G4endl;
585#endif
586
587
589 G4double distance[G4VSURFACENXX] ;
590 G4int areacode[G4VSURFACENXX] ;
591
592 for (G4int i = 0 ; i<G4VSURFACENXX ; ++i )
593 {
594 distance[i] = kInfinity ;
595 areacode[i] = sOutside ;
596 }
597
598 DistanceToSurface(gp, gxx, distance, areacode);
599 gxxbest = gxx[0];
600
601#ifdef G4TWISTDEBUG
602 G4cout << "~~~~~ G4VTwistSurface::DistanceTo(p) - return ~~~~~~~~" << G4endl;
603 G4cout << " Name : " << fName << G4endl;
604 G4cout << " gxx : " << gxxbest << G4endl;
605 G4cout << " bestdist : " << distance[0] << G4endl;
606 G4cout << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~" << G4endl;
607#endif
608
609 return distance[0];
610}
int G4int
Definition: G4Types.hh:85
#define G4VSURFACENXX
static const G4int sOutside
virtual G4int DistanceToSurface(const G4ThreeVector &gp, const G4ThreeVector &gv, G4ThreeVector gxx[], G4double distance[], G4int areacode[], G4bool isvalid[], EValidate validate=kValidateWithTol)=0

References G4VTwistSurface::DistanceToSurface(), G4VTwistSurface::fName, G4cout, G4endl, G4VSURFACENXX, kInfinity, and G4VTwistSurface::sOutside.

Referenced by G4TwistedTubs::DistanceToIn(), G4VTwistedFaceted::DistanceToIn(), G4TwistedTubs::DistanceToOut(), G4VTwistedFaceted::DistanceToOut(), G4TwistedTubs::SurfaceNormal(), and G4VTwistedFaceted::SurfaceNormal().

◆ DistanceToBoundary()

G4double G4VTwistSurface::DistanceToBoundary ( G4int  areacode,
G4ThreeVector xx,
const G4ThreeVector p 
)
virtualinherited

Definition at line 231 of file G4VTwistSurface.cc.

234{
235 // DistanceToBoundary
236 //
237 // return distance to nearest boundary from arbitrary point p
238 // in local coodinate.
239 // Argument areacode must be one of them:
240 // sAxis0 & sAxisMin, sAxis0 & sAxisMax,
241 // sAxis1 & sAxisMin, sAxis1 & sAxisMax.
242 //
243
244 G4ThreeVector d; // direction vector of the boundary
245 G4ThreeVector x0; // reference point of the boundary
246 G4double dist = kInfinity;
247 G4int boundarytype;
248
249 if (IsAxis0(areacode) && IsAxis1(areacode))
250 {
251 std::ostringstream message;
252 message << "Point is in the corner area." << G4endl
253 << " Point is in the corner area. This function returns"
254 << G4endl
255 << " a direction vector of a boundary line." << G4endl
256 << " areacode = " << areacode;
257 G4Exception("G4VTwistSurface::DistanceToBoundary()", "GeomSolids0003",
258 FatalException, message);
259 }
260 else if (IsAxis0(areacode) || IsAxis1(areacode))
261 {
262 GetBoundaryParameters(areacode, d, x0, boundarytype);
263 if (boundarytype == sAxisPhi)
264 {
265 G4double t = x0.getRho() / p.getRho();
266 xx.set(t*p.x(), t*p.y(), x0.z());
267 dist = (xx - p).mag();
268 }
269 else
270 {
271 // linear boundary
272 // sAxisX, sAxisY, sAxisZ, sAxisRho
273 dist = DistanceToLine(p, x0, d, xx);
274 }
275 }
276 else
277 {
278 std::ostringstream message;
279 message << "Bad areacode of boundary." << G4endl
280 << " areacode = " << areacode;
281 G4Exception("G4VTwistSurface::DistanceToBoundary()", "GeomSolids0003",
282 FatalException, message);
283 }
284 return dist;
285}
@ FatalException
void G4Exception(const char *originOfException, const char *exceptionCode, G4ExceptionSeverity severity, const char *description)
Definition: G4Exception.cc:35
double z() const
double getRho() const
G4bool IsAxis1(G4int areacode) const
G4bool IsAxis0(G4int areacode) const
G4double DistanceToLine(const G4ThreeVector &p, const G4ThreeVector &x0, const G4ThreeVector &d, G4ThreeVector &xx)
static const G4int sAxisPhi
virtual void GetBoundaryParameters(const G4int &areacode, G4ThreeVector &d, G4ThreeVector &x0, G4int &boundarytype) const

References G4VTwistSurface::DistanceToLine(), FatalException, G4endl, G4Exception(), G4VTwistSurface::GetBoundaryParameters(), CLHEP::Hep3Vector::getRho(), G4VTwistSurface::IsAxis0(), G4VTwistSurface::IsAxis1(), kInfinity, G4VTwistSurface::sAxisPhi, CLHEP::Hep3Vector::set(), CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

Referenced by G4TwistTubsSide::DistanceToSurface().

◆ DistanceToIn()

G4double G4VTwistSurface::DistanceToIn ( const G4ThreeVector gp,
const G4ThreeVector gv,
G4ThreeVector gxxbest 
)
virtualinherited

Definition at line 290 of file G4VTwistSurface.cc.

293{
294#ifdef G4TWISTDEBUG
295 G4cout << " ~~~~ G4VTwistSurface::DistanceToIn(p,v) - Start ~~~~" << G4endl;
296 G4cout << " Name : " << fName << G4endl;
297 G4cout << " gp : " << gp << G4endl;
298 G4cout << " gv : " << gv << G4endl;
299 G4cout << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~" << G4endl;
300#endif
301
303 G4double distance[G4VSURFACENXX] ;
304 G4int areacode[G4VSURFACENXX] ;
305 G4bool isvalid[G4VSURFACENXX] ;
306
307 for (G4int i = 0 ; i<G4VSURFACENXX ; ++i )
308 {
309 distance[i] = kInfinity ;
310 areacode[i] = sOutside ;
311 isvalid[i] = false ;
312 }
313
314 G4double bestdistance = kInfinity;
315#ifdef G4TWISTDEBUG
316 G4int besti = -1;
317#endif
319
320 G4int nxx = DistanceToSurface(gp, gv, gxx, distance, areacode,
321 isvalid, kValidateWithTol);
322
323 for (G4int i=0; i<nxx; ++i)
324 {
325
326 // skip this intersection if:
327 // - invalid intersection
328 // - particle goes outword the surface
329
330 if (!isvalid[i])
331 {
332 // xx[i] is sOutside or distance[i] < 0
333 continue;
334 }
335
336 G4ThreeVector normal = GetNormal(gxx[i], true);
337
338 if ((normal * gv) >= 0)
339 {
340
341#ifdef G4TWISTDEBUG
342 G4cout << " G4VTwistSurface::DistanceToIn(p,v): "
343 << "particle goes outword the surface." << G4endl;
344#endif
345 continue;
346 }
347
348 //
349 // accept this intersection if the intersection is inside.
350 //
351
352 if (IsInside(areacode[i]))
353 {
354 if (distance[i] < bestdistance)
355 {
356 bestdistance = distance[i];
357 bestgxx = gxx[i];
358#ifdef G4TWISTDEBUG
359 besti = i;
360 G4cout << " G4VTwistSurface::DistanceToIn(p,v): "
361 << " areacode sInside name, distance = "
362 << fName << " "<< bestdistance << G4endl;
363#endif
364 }
365
366 //
367 // else, the intersection is on boundary or corner.
368 //
369
370 }
371 else
372 {
373 G4VTwistSurface* neighbours[2];
374 G4bool isaccepted[2] = {false, false};
375 G4int nneighbours = GetNeighbours(areacode[i], neighbours);
376
377 for (G4int j=0; j<nneighbours; ++j)
378 {
379 // if on corner, nneighbours = 2.
380 // if on boundary, nneighbours = 1.
381
383 G4double tmpdist[G4VSURFACENXX] ;
384 G4int tmpareacode[G4VSURFACENXX] ;
385 G4bool tmpisvalid[G4VSURFACENXX] ;
386
387 for (G4int l = 0 ; l<G4VSURFACENXX ; ++l )
388 {
389 tmpdist[l] = kInfinity ;
390 tmpareacode[l] = sOutside ;
391 tmpisvalid[l] = false ;
392 }
393
394 G4int tmpnxx = neighbours[j]->DistanceToSurface(
395 gp, gv, tmpgxx, tmpdist,
396 tmpareacode, tmpisvalid,
398 G4ThreeVector neighbournormal;
399
400 for (G4int k=0; k< tmpnxx; ++k)
401 {
402 //
403 // if tmpxx[k] is valid && sInside, the final winner must
404 // be neighbour surface. return kInfinity.
405 // else , choose tmpxx on same boundary of xx, then check normal
406 //
407
408 if (IsInside(tmpareacode[k]))
409 {
410#ifdef G4TWISTDEBUG
411 G4cout << " G4VTwistSurface:DistanceToIn(p,v): "
412 << " intersection "<< tmpgxx[k] << G4endl
413 << " is inside of neighbour surface of " << fName
414 << " . returning kInfinity." << G4endl;
415 G4cout << "~~ G4VTwistSurface::DistanceToIn(p,v) - return ~~"
416 << G4endl;
417 G4cout << " No intersections " << G4endl;
418 G4cout << " Name : " << fName << G4endl;
419 G4cout << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
420 << G4endl;
421#endif
422 if (tmpisvalid[k]) return kInfinity;
423 continue;
424
425 //
426 // if tmpxx[k] is valid && sInside, the final winner must
427 // be neighbour surface. return .
428 //
429
430 }
431 else if (IsSameBoundary(this,areacode[i],
432 neighbours[j], tmpareacode[k]))
433 {
434 // tmpxx[k] is same boundary (or corner) of xx.
435
436 neighbournormal = neighbours[j]->GetNormal(tmpgxx[k], true);
437 if (neighbournormal * gv < 0) isaccepted[j] = true;
438 }
439 }
440
441 // if nneighbours = 1, chabge isaccepted[1] before
442 // exiting neighboursurface loop.
443
444 if (nneighbours == 1) isaccepted[1] = true;
445
446 } // neighboursurface loop end
447
448 // now, we can accept xx intersection
449
450 if (isaccepted[0] == true && isaccepted[1] == true)
451 {
452 if (distance[i] < bestdistance)
453 {
454 bestdistance = distance[i];
455 gxxbest = gxx[i];
456#ifdef G4TWISTDEBUG
457 besti = i;
458 G4cout << " G4VTwistSurface::DistanceToIn(p,v): "
459 << " areacode sBoundary & sBoundary distance = "
460 << fName << " " << distance[i] << G4endl;
461#endif
462 }
463 }
464 } // else end
465 } // intersection loop end
466
467 gxxbest = bestgxx;
468
469#ifdef G4TWISTDEBUG
470 if (besti < 0)
471 {
472 G4cout << "~~~ G4VTwistSurface::DistanceToIn(p,v) - return ~~~" << G4endl;
473 G4cout << " No intersections " << G4endl;
474 G4cout << " Name : " << fName << G4endl;
475 G4cout << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~" << G4endl;
476 }
477 else
478 {
479 G4cout << "~~~ G4VTwistSurface::DistanceToIn(p,v) : return ~~~" << G4endl;
480 G4cout << " Name, i : " << fName << " , " << besti << G4endl;
481 G4cout << " gxx[i] : " << gxxbest << G4endl;
482 G4cout << " bestdist : " << bestdistance << G4endl;
483 G4cout << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~" << G4endl;
484 }
485
486#endif
487
488 return bestdistance;
489}
bool G4bool
Definition: G4Types.hh:86
G4VTwistSurface ** GetNeighbours()
G4bool IsInside(G4int areacode, G4bool testbitmode=false) const
G4bool IsSameBoundary(G4VTwistSurface *surface1, G4int areacode1, G4VTwistSurface *surface2, G4int areacode2) const
virtual G4ThreeVector GetNormal(const G4ThreeVector &xx, G4bool isGlobal)=0
static double normal(HepRandomEngine *eptr)
Definition: RandPoisson.cc:79

References G4VTwistSurface::DistanceToSurface(), G4VTwistSurface::fName, G4cout, G4endl, G4VSURFACENXX, G4VTwistSurface::GetNeighbours(), G4VTwistSurface::GetNormal(), G4VTwistSurface::IsInside(), G4VTwistSurface::IsSameBoundary(), kInfinity, G4VTwistSurface::kValidateWithTol, CLHEP::normal(), and G4VTwistSurface::sOutside.

Referenced by G4TwistedTubs::DistanceToIn(), and G4VTwistedFaceted::DistanceToIn().

◆ DistanceToLine()

G4double G4VTwistSurface::DistanceToLine ( const G4ThreeVector p,
const G4ThreeVector x0,
const G4ThreeVector d,
G4ThreeVector xx 
)
inlineinherited

◆ DistanceToOut()

G4double G4VTwistSurface::DistanceToOut ( const G4ThreeVector gp,
const G4ThreeVector gv,
G4ThreeVector gxxbest 
)
virtualinherited

Definition at line 494 of file G4VTwistSurface.cc.

497{
498#ifdef G4TWISTDEBUG
499 G4cout << "~~~~~ G4VTwistSurface::DistanceToOut(p,v) - Start ~~~~" << G4endl;
500 G4cout << " Name : " << fName << G4endl;
501 G4cout << " gp : " << gp << G4endl;
502 G4cout << " gv : " << gv << G4endl;
503 G4cout << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~" << G4endl;
504#endif
505
507 G4double distance[G4VSURFACENXX];
508 G4int areacode[G4VSURFACENXX];
509 G4bool isvalid[G4VSURFACENXX];
510
511 for ( G4int i = 0 ; i<G4VSURFACENXX ; ++i )
512 {
513 distance[i] = kInfinity ;
514 areacode[i] = sOutside ;
515 isvalid[i] = false ;
516 }
517
518 G4int nxx;
519 G4double bestdistance = kInfinity;
520
521 nxx = DistanceToSurface(gp, gv, gxx, distance, areacode,
522 isvalid, kValidateWithTol);
523
524 for (G4int i=0; i<nxx; ++i)
525 {
526 if (!(isvalid[i]))
527 {
528 continue;
529 }
530
531 G4ThreeVector normal = GetNormal(gxx[i], true);
532 if (normal * gv <= 0)
533 {
534 // particle goes toword inside of solid, return kInfinity
535#ifdef G4TWISTDEBUG
536 G4cout << " G4VTwistSurface::DistanceToOut(p,v): normal*gv < 0 "
537 << fName << " " << normal
538 << G4endl;
539#endif
540 }
541 else
542 {
543 // gxx[i] is accepted.
544 if (distance[i] < bestdistance)
545 {
546 bestdistance = distance[i];
547 gxxbest = gxx[i];
548 }
549 }
550 }
551
552#ifdef G4TWISTDEBUG
553 if (besti < 0)
554 {
555 G4cout << "~~ G4VTwistSurface::DistanceToOut(p,v) - return ~~" << G4endl;
556 G4cout << " No intersections " << G4endl;
557 G4cout << " Name : " << fName << G4endl;
558 G4cout << " bestdist : " << bestdistance << G4endl;
559 G4cout << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~" << G4endl;
560 }
561 else
562 {
563 G4cout << "~~ G4VTwistSurface::DistanceToOut(p,v) : return ~~" << G4endl;
564 G4cout << " Name, i : " << fName << " , " << i << G4endl;
565 G4cout << " gxx[i] : " << gxxbest << G4endl;
566 G4cout << " bestdist : " << bestdistance << G4endl;
567 G4cout << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~" << G4endl;
568 }
569#endif
570
571 return bestdistance;
572}

References G4VTwistSurface::DistanceToSurface(), G4VTwistSurface::fName, G4cout, G4endl, G4VSURFACENXX, G4VTwistSurface::GetNormal(), kInfinity, G4VTwistSurface::kValidateWithTol, CLHEP::normal(), and G4VTwistSurface::sOutside.

Referenced by G4TwistedTubs::DistanceToOut(), and G4VTwistedFaceted::DistanceToOut().

◆ DistanceToPlane() [1/2]

G4double G4VTwistSurface::DistanceToPlane ( const G4ThreeVector p,
const G4ThreeVector x0,
const G4ThreeVector n0,
G4ThreeVector xx 
)
inlineinherited

◆ DistanceToPlane() [2/2]

G4double G4VTwistSurface::DistanceToPlane ( const G4ThreeVector p,
const G4ThreeVector x0,
const G4ThreeVector t1,
const G4ThreeVector t2,
G4ThreeVector xx,
G4ThreeVector n 
)
inlineinherited

◆ DistanceToPlaneWithV()

G4double G4VTwistSurface::DistanceToPlaneWithV ( const G4ThreeVector p,
const G4ThreeVector v,
const G4ThreeVector x0,
const G4ThreeVector n0,
G4ThreeVector xx 
)
inlineinherited

◆ DistanceToSurface() [1/2]

G4int G4TwistTrapParallelSide::DistanceToSurface ( const G4ThreeVector gp,
const G4ThreeVector gv,
G4ThreeVector  gxx[],
G4double  distance[],
G4int  areacode[],
G4bool  isvalid[],
EValidate  validate = kValidateWithTol 
)
virtual

Implements G4VTwistSurface.

Definition at line 183 of file G4TwistTrapParallelSide.cc.

190{
191 static const G4double pihalf = pi/2 ;
192 const G4double ctol = 0.5 * kCarTolerance;
193
194 G4bool IsParallel = false ;
195 G4bool IsConverged = false ;
196
197 G4int nxx = 0 ; // number of physical solutions
198
199 fCurStatWithV.ResetfDone(validate, &gp, &gv);
200
201 if (fCurStatWithV.IsDone())
202 {
203 for (G4int i=0; i<fCurStatWithV.GetNXX(); ++i)
204 {
205 gxx[i] = fCurStatWithV.GetXX(i);
206 distance[i] = fCurStatWithV.GetDistance(i);
207 areacode[i] = fCurStatWithV.GetAreacode(i);
208 isvalid[i] = fCurStatWithV.IsValid(i);
209 }
210 return fCurStatWithV.GetNXX();
211 }
212 else // initialize
213 {
214 for (G4int i=0; i<G4VSURFACENXX ; ++i)
215 {
216 distance[i] = kInfinity;
217 areacode[i] = sOutside;
218 isvalid[i] = false;
220 }
221 }
222
225
226#ifdef G4TWISTDEBUG
227 G4cout << "Local point p = " << p << G4endl ;
228 G4cout << "Local direction v = " << v << G4endl ;
229#endif
230
231 G4double phi,u ; // parameters
232
233 // temporary variables
234
235 G4double tmpdist = kInfinity ;
236 G4ThreeVector tmpxx;
237 G4int tmpareacode = sOutside ;
238 G4bool tmpisvalid = false ;
239
240 std::vector<Intersection> xbuf ;
241 Intersection xbuftmp ;
242
243 // prepare some variables for the intersection finder
244
245 G4double L = 2*fDz ;
246
247 G4double phixz = fPhiTwist * ( p.x() * v.z() - p.z() * v.x() ) ;
248 G4double phiyz = fPhiTwist * ( p.y() * v.z() - p.z() * v.y() ) ;
249
250 // special case vz = 0
251
252 if ( v.z() == 0. )
253 {
254 if ( std::fabs(p.z()) <= L ) // intersection possible in z
255 {
256 phi = p.z() * fPhiTwist / L ; // phi is determined by the z-position
257
258 u = (2*(fdeltaY*phi*v.x() - fPhiTwist*p.y()*v.x() - fdeltaX*phi*v.y()
259 + fPhiTwist*p.x()*v.y()) + (fDy2plus1*fPhiTwist
260 + 2*fDy2minus1*phi)*(v.x()*std::cos(phi) + v.y()*std::sin(phi)))
261 / (2.* fPhiTwist*(v.y()*std::cos(phi) - v.x()*std::sin(phi)));
262
263 xbuftmp.phi = phi ;
264 xbuftmp.u = u ;
265 xbuftmp.areacode = sOutside ;
266 xbuftmp.distance = kInfinity ;
267 xbuftmp.isvalid = false ;
268
269 xbuf.push_back(xbuftmp) ; // store it to xbuf
270 }
271 else // no intersection possible
272 {
273 distance[0] = kInfinity;
275 isvalid[0] = false ;
276 areacode[0] = sOutside ;
277 fCurStatWithV.SetCurrentStatus(0, gxx[0], distance[0],
278 areacode[0], isvalid[0],
279 0, validate, &gp, &gv);
280
281 return 0;
282 } // end std::fabs(p.z() <= L
283 } // end v.z() == 0
284 else // general solution for non-zero vz
285 {
286 G4double c[9],srd[8],si[8] ;
287
288 c[8] = -3600*(-2*phiyz + fDy2plus1*fPhiTwist*v.z()) ;
289 c[7] = -7200*(phixz - 2*fDz*v.y() + (fdeltaY + fDy2minus1)*v.z()) ;
290 c[6] = 120*(-52*phiyz - 120*fDz*v.x() + 60*fdeltaX*v.z()
291 + 11*fDy2plus1*fPhiTwist*v.z()) ;
292 c[5] = 240*(16*phixz - 52*fDz*v.y() + 26*fdeltaY*v.z()
293 + 11*fDy2minus1*v.z()) ;
294 c[4] = 12*(127*phiyz + 640*fDz*v.x() - 320*fdeltaX*v.z()
295 + 4*fDy2plus1*fPhiTwist*v.z()) ;
296 c[3] = -404*phixz + 3048*fDz*v.y() - 1524*fdeltaY*v.z()
297 + 96*fDy2minus1*v.z() ;
298 c[2] = -72*phiyz + 404*(-2*fDz*v.x() + fdeltaX*v.z()) ;
299 c[1] = 12*(phixz - 12*fDz*v.y() + 6*fdeltaY*v.z()) ;
300 c[0] = 24*fDz*v.x() - 12*fdeltaX*v.z() ;
301
302
303#ifdef G4TWISTDEBUG
304 G4cout << "coef = " << c[0] << " "
305 << c[1] << " "
306 << c[2] << " "
307 << c[3] << " "
308 << c[4] << " "
309 << c[5] << " "
310 << c[6] << " "
311 << c[7] << " "
312 << c[8] << G4endl ;
313#endif
314
315 G4JTPolynomialSolver trapEq ;
316 G4int num = trapEq.FindRoots(c,8,srd,si);
317
318 for (G4int i = 0 ; i<num ; ++i ) // loop over all mathematical solutions
319 {
320 if ( si[i]==0.0 ) // only real solutions
321 {
322#ifdef G4TWISTDEBUG
323 G4cout << "Solution " << i << " : " << srd[i] << G4endl ;
324#endif
325 phi = std::fmod(srd[i] , pihalf) ;
326 u = (1/std::cos(phi)*(2*phixz + 4*fDz*phi*v.x()
327 - 2*fdeltaX*phi*v.z() + (fDy2plus1*fPhiTwist
328 + 2*fDy2minus1*phi)*v.z()* std::sin(phi)))/(2.*fPhiTwist*v.z()) ;
329
330 xbuftmp.phi = phi ;
331 xbuftmp.u = u ;
332 xbuftmp.areacode = sOutside ;
333 xbuftmp.distance = kInfinity ;
334 xbuftmp.isvalid = false ;
335
336 xbuf.push_back(xbuftmp) ; // store it to xbuf
337
338#ifdef G4TWISTDEBUG
339 G4cout << "solution " << i << " = " << phi << " , " << u << G4endl ;
340#endif
341
342 } // end if real solution
343 } // end loop i
344 } // end general case
345
346 nxx = xbuf.size() ; // save the number of solutions
347
348 G4ThreeVector xxonsurface ; // point on surface
349 G4ThreeVector surfacenormal ; // normal vector
350 G4double deltaX ; // distance between intersection point and point on surface
351 G4double theta ; // angle between track and surfacenormal
352 G4double factor ; // a scaling factor
353 G4int maxint = 30 ; // number of iterations
354
355
356 for ( size_t k = 0 ; k<xbuf.size() ; ++k )
357 {
358#ifdef G4TWISTDEBUG
359 G4cout << "Solution " << k << " : "
360 << "reconstructed phiR = " << xbuf[k].phi
361 << ", uR = " << xbuf[k].u << G4endl ;
362#endif
363
364 phi = xbuf[k].phi ; // get the stored values for phi and u
365 u = xbuf[k].u ;
366
367 IsConverged = false ; // no convergence at the beginning
368
369 for ( G4int i = 1 ; i<maxint ; ++i )
370 {
371 xxonsurface = SurfacePoint(phi,u) ;
372 surfacenormal = NormAng(phi,u) ;
373 tmpdist = DistanceToPlaneWithV(p, v, xxonsurface, surfacenormal, tmpxx);
374 deltaX = ( tmpxx - xxonsurface ).mag() ;
375 theta = std::fabs(std::acos(v*surfacenormal) - pihalf) ;
376 if ( theta < 0.001 )
377 {
378 factor = 50 ;
379 IsParallel = true ;
380 }
381 else
382 {
383 factor = 1 ;
384 }
385
386#ifdef G4TWISTDEBUG
387 G4cout << "Step i = " << i << ", distance = "
388 << tmpdist << ", " << deltaX << G4endl ;
389 G4cout << "X = " << tmpxx << G4endl ;
390#endif
391
392 GetPhiUAtX(tmpxx, phi, u); // new point xx is accepted and phi/u replaced
393
394#ifdef G4TWISTDEBUG
395 G4cout << "approximated phi = " << phi << ", u = " << u << G4endl ;
396#endif
397
398 if ( deltaX <= factor*ctol ) { IsConverged = true ; break ; }
399 } // end iterative loop (i)
400
401 if ( std::fabs(tmpdist)<ctol ) tmpdist = 0 ;
402
403#ifdef G4TWISTDEBUG
404 G4cout << "refined solution " << phi << " , " << u << G4endl ;
405 G4cout << "distance = " << tmpdist << G4endl ;
406 G4cout << "local X = " << tmpxx << G4endl ;
407#endif
408
409 tmpisvalid = false ; // init
410
411 if ( IsConverged )
412 {
413 if (validate == kValidateWithTol)
414 {
415 tmpareacode = GetAreaCode(tmpxx);
416 if (!IsOutside(tmpareacode))
417 {
418 if (tmpdist >= 0) tmpisvalid = true;
419 }
420 }
421 else if (validate == kValidateWithoutTol)
422 {
423 tmpareacode = GetAreaCode(tmpxx, false);
424 if (IsInside(tmpareacode))
425 {
426 if (tmpdist >= 0) tmpisvalid = true;
427 }
428 }
429 else // kDontValidate
430 {
431 G4Exception("G4TwistTrapParallelSide::DistanceToSurface()",
432 "GeomSolids0001", FatalException,
433 "Feature NOT implemented !");
434 }
435 }
436 else
437 {
438 tmpdist = kInfinity; // no convergence after 10 steps
439 tmpisvalid = false ; // solution is not vaild
440 }
441
442 // store the found values
443 xbuf[k].xx = tmpxx ;
444 xbuf[k].distance = tmpdist ;
445 xbuf[k].areacode = tmpareacode ;
446 xbuf[k].isvalid = tmpisvalid ;
447 } // end loop over physical solutions (variable k)
448
449 std::sort(xbuf.begin() , xbuf.end(), DistanceSort ) ; // sorting
450
451#ifdef G4TWISTDEBUG
452 G4cout << G4endl << "list xbuf after sorting : " << G4endl ;
453 G4cout << G4endl << G4endl ;
454#endif
455
456 // erase identical intersection (within kCarTolerance)
457 xbuf.erase(std::unique(xbuf.begin(),xbuf.end(),EqualIntersection),xbuf.end());
458
459
460 // add guesses
461
462 G4int nxxtmp = xbuf.size() ;
463
464 if ( nxxtmp<2 || IsParallel )
465 {
466 // positive end
467#ifdef G4TWISTDEBUG
468 G4cout << "add guess at +z/2 .. " << G4endl ;
469#endif
470
471 phi = fPhiTwist/2 ;
472 u = 0 ;
473
474 xbuftmp.phi = phi ;
475 xbuftmp.u = u ;
476 xbuftmp.areacode = sOutside ;
477 xbuftmp.distance = kInfinity ;
478 xbuftmp.isvalid = false ;
479
480 xbuf.push_back(xbuftmp) ; // store it to xbuf
481
482#ifdef G4TWISTDEBUG
483 G4cout << "add guess at -z/2 .. " << G4endl ;
484#endif
485
486 phi = -fPhiTwist/2 ;
487 u = 0 ;
488
489 xbuftmp.phi = phi ;
490 xbuftmp.u = u ;
491 xbuftmp.areacode = sOutside ;
492 xbuftmp.distance = kInfinity ;
493 xbuftmp.isvalid = false ;
494
495 xbuf.push_back(xbuftmp) ; // store it to xbuf
496
497 for ( size_t k = nxxtmp ; k<xbuf.size() ; ++k )
498 {
499#ifdef G4TWISTDEBUG
500 G4cout << "Solution " << k << " : "
501 << "reconstructed phiR = " << xbuf[k].phi
502 << ", uR = " << xbuf[k].u << G4endl ;
503#endif
504
505 phi = xbuf[k].phi ; // get the stored values for phi and u
506 u = xbuf[k].u ;
507
508 IsConverged = false ; // no convergence at the beginning
509
510 for ( G4int i = 1 ; i<maxint ; ++i )
511 {
512 xxonsurface = SurfacePoint(phi,u) ;
513 surfacenormal = NormAng(phi,u) ;
514 tmpdist = DistanceToPlaneWithV(p, v, xxonsurface, surfacenormal, tmpxx);
515 deltaX = ( tmpxx - xxonsurface ).mag() ;
516 theta = std::fabs(std::acos(v*surfacenormal) - pihalf) ;
517 if ( theta < 0.001 )
518 {
519 factor = 50 ;
520 }
521 else
522 {
523 factor = 1 ;
524 }
525
526#ifdef G4TWISTDEBUG
527 G4cout << "Step i = " << i << ", distance = "
528 << tmpdist << ", " << deltaX << G4endl ;
529 G4cout << "X = " << tmpxx << G4endl ;
530#endif
531
532 GetPhiUAtX(tmpxx, phi, u) ; // new point xx accepted and phi/u replaced
533
534#ifdef G4TWISTDEBUG
535 G4cout << "approximated phi = " << phi << ", u = " << u << G4endl ;
536#endif
537
538 if ( deltaX <= factor*ctol ) { IsConverged = true ; break ; }
539 } // end iterative loop (i)
540
541 if ( std::fabs(tmpdist)<ctol ) tmpdist = 0 ;
542
543#ifdef G4TWISTDEBUG
544 G4cout << "refined solution " << phi << " , " << u << G4endl ;
545 G4cout << "distance = " << tmpdist << G4endl ;
546 G4cout << "local X = " << tmpxx << G4endl ;
547#endif
548
549 tmpisvalid = false ; // init
550
551 if ( IsConverged )
552 {
553 if (validate == kValidateWithTol)
554 {
555 tmpareacode = GetAreaCode(tmpxx);
556 if (!IsOutside(tmpareacode))
557 {
558 if (tmpdist >= 0) tmpisvalid = true;
559 }
560 }
561 else if (validate == kValidateWithoutTol)
562 {
563 tmpareacode = GetAreaCode(tmpxx, false);
564 if (IsInside(tmpareacode))
565 {
566 if (tmpdist >= 0) tmpisvalid = true;
567 }
568 }
569 else // kDontValidate
570 {
571 G4Exception("G4TwistedBoxSide::DistanceToSurface()",
572 "GeomSolids0001", FatalException,
573 "Feature NOT implemented !");
574 }
575
576 }
577 else
578 {
579 tmpdist = kInfinity; // no convergence after 10 steps
580 tmpisvalid = false ; // solution is not vaild
581 }
582
583 // store the found values
584 xbuf[k].xx = tmpxx ;
585 xbuf[k].distance = tmpdist ;
586 xbuf[k].areacode = tmpareacode ;
587 xbuf[k].isvalid = tmpisvalid ;
588
589 } // end loop over physical solutions
590 } // end less than 2 solutions
591
592 // sort again
593 std::sort(xbuf.begin() , xbuf.end(), DistanceSort ) ; // sorting
594
595 // erase identical intersection (within kCarTolerance)
596 xbuf.erase(std::unique(xbuf.begin(),xbuf.end(),EqualIntersection),xbuf.end());
597
598#ifdef G4TWISTDEBUG
599 G4cout << G4endl << "list xbuf after sorting : " << G4endl ;
600 G4cout << G4endl << G4endl ;
601#endif
602
603 nxx = xbuf.size() ; // determine number of solutions again.
604
605 for ( size_t i = 0 ; i<xbuf.size() ; ++i )
606 {
607 distance[i] = xbuf[i].distance;
608 gxx[i] = ComputeGlobalPoint(xbuf[i].xx);
609 areacode[i] = xbuf[i].areacode ;
610 isvalid[i] = xbuf[i].isvalid ;
611
612 fCurStatWithV.SetCurrentStatus(i, gxx[i], distance[i], areacode[i],
613 isvalid[i], nxx, validate, &gp, &gv);
614#ifdef G4TWISTDEBUG
615 G4cout << "element Nr. " << i
616 << ", local Intersection = " << xbuf[i].xx
617 << ", distance = " << xbuf[i].distance
618 << ", u = " << xbuf[i].u
619 << ", phi = " << xbuf[i].phi
620 << ", isvalid = " << xbuf[i].isvalid
621 << G4endl ;
622#endif
623 } // end for( i ) loop
624
625#ifdef G4TWISTDEBUG
626 G4cout << "G4TwistTrapParallelSide finished " << G4endl ;
627 G4cout << nxx << " possible physical solutions found" << G4endl ;
628 for ( G4int k= 0 ; k< nxx ; ++k )
629 {
630 G4cout << "global intersection Point found: " << gxx[k] << G4endl ;
631 G4cout << "distance = " << distance[k] << G4endl ;
632 G4cout << "isvalid = " << isvalid[k] << G4endl ;
633 }
634#endif
635
636 return nxx ;
637}
static constexpr double L
Definition: G4SIunits.hh:104
static constexpr double pi
Definition: G4SIunits.hh:55
G4bool DistanceSort(const Intersection &a, const Intersection &b)
G4bool EqualIntersection(const Intersection &a, const Intersection &b)
G4int FindRoots(G4double *op, G4int degree, G4double *zeror, G4double *zeroi)
virtual G4int GetAreaCode(const G4ThreeVector &xx, G4bool withTol=true)
G4ThreeVector NormAng(G4double phi, G4double u)
void GetPhiUAtX(G4ThreeVector p, G4double &phi, G4double &u)
virtual G4ThreeVector SurfacePoint(G4double phi, G4double u, G4bool isGlobal=false)
G4int GetAreacode(G4int i) const
G4double GetDistance(G4int i) const
G4bool IsValid(G4int i) const
void SetCurrentStatus(G4int i, G4ThreeVector &xx, G4double &dist, G4int &areacode, G4bool &isvalid, G4int nxx, EValidate validate, const G4ThreeVector *p, const G4ThreeVector *v=nullptr)
G4ThreeVector GetXX(G4int i) const
void ResetfDone(EValidate validate, const G4ThreeVector *p, const G4ThreeVector *v=nullptr)
G4ThreeVector ComputeLocalDirection(const G4ThreeVector &gp) const
G4ThreeVector ComputeLocalPoint(const G4ThreeVector &gp) const
G4bool IsOutside(G4int areacode) const
CurrentStatus fCurStatWithV
G4double DistanceToPlaneWithV(const G4ThreeVector &p, const G4ThreeVector &v, const G4ThreeVector &x0, const G4ThreeVector &n0, G4ThreeVector &xx)
G4ThreeVector ComputeGlobalPoint(const G4ThreeVector &lp) const

References Intersection::areacode, G4VTwistSurface::ComputeGlobalPoint(), G4VTwistSurface::ComputeLocalDirection(), G4VTwistSurface::ComputeLocalPoint(), Intersection::distance, DistanceSort(), G4VTwistSurface::DistanceToPlaneWithV(), EqualIntersection(), FatalException, G4VTwistSurface::fCurStatWithV, fdeltaX, fdeltaY, fDy2minus1, fDy2plus1, fDz, G4JTPolynomialSolver::FindRoots(), fPhiTwist, G4cout, G4endl, G4Exception(), G4VSURFACENXX, GetAreaCode(), G4VTwistSurface::CurrentStatus::GetAreacode(), G4VTwistSurface::CurrentStatus::GetDistance(), G4VTwistSurface::CurrentStatus::GetNXX(), GetPhiUAtX(), G4VTwistSurface::CurrentStatus::GetXX(), G4VTwistSurface::CurrentStatus::IsDone(), G4VTwistSurface::IsInside(), G4VTwistSurface::IsOutside(), G4VTwistSurface::CurrentStatus::IsValid(), Intersection::isvalid, G4VTwistSurface::kCarTolerance, kInfinity, G4VTwistSurface::kValidateWithoutTol, G4VTwistSurface::kValidateWithTol, L, NormAng(), Intersection::phi, pi, G4VTwistSurface::CurrentStatus::ResetfDone(), CLHEP::Hep3Vector::set(), G4VTwistSurface::CurrentStatus::SetCurrentStatus(), G4VTwistSurface::sOutside, SurfacePoint(), Intersection::u, CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

◆ DistanceToSurface() [2/2]

G4int G4TwistTrapParallelSide::DistanceToSurface ( const G4ThreeVector gp,
G4ThreeVector  gxx[],
G4double  distance[],
G4int  areacode[] 
)
virtual

Implements G4VTwistSurface.

Definition at line 642 of file G4TwistTrapParallelSide.cc.

646{
647 const G4double ctol = 0.5 * kCarTolerance;
648
650
651 if (fCurStat.IsDone())
652 {
653 for (G4int i=0; i<fCurStat.GetNXX(); ++i)
654 {
655 gxx[i] = fCurStat.GetXX(i);
656 distance[i] = fCurStat.GetDistance(i);
657 areacode[i] = fCurStat.GetAreacode(i);
658 }
659 return fCurStat.GetNXX();
660 }
661 else // initialize
662 {
663 for (G4int i=0; i<G4VSURFACENXX; ++i)
664 {
665 distance[i] = kInfinity;
666 areacode[i] = sOutside;
668 }
669 }
670
672 G4ThreeVector xx; // intersection point
673 G4ThreeVector xxonsurface ; // interpolated intersection point
674
675 // the surfacenormal at that surface point
676 G4double phiR = 0 ; //
677 G4double uR = 0 ;
678
679 G4ThreeVector surfacenormal ;
680 G4double deltaX ;
681
682 G4int maxint = 20 ;
683
684 for ( G4int i = 1 ; i<maxint ; ++i )
685 {
686 xxonsurface = SurfacePoint(phiR,uR) ;
687 surfacenormal = NormAng(phiR,uR) ;
688 distance[0] = DistanceToPlane(p, xxonsurface, surfacenormal, xx); // new XX
689 deltaX = ( xx - xxonsurface ).mag() ;
690
691#ifdef G4TWISTDEBUG
692 G4cout << "i = " << i << ", distance = "
693 << distance[0] << ", " << deltaX << G4endl ;
694 G4cout << "X = " << xx << G4endl ;
695#endif
696
697 // the new point xx is accepted and phi/psi replaced
698 GetPhiUAtX(xx, phiR, uR) ;
699
700 if ( deltaX <= ctol ) { break ; }
701 }
702
703 // check validity of solution ( valid phi,psi )
704
705 G4double halfphi = 0.5*fPhiTwist ;
706 G4double uMax = GetBoundaryMax(phiR) ;
707 G4double uMin = GetBoundaryMin(phiR) ;
708
709 if ( phiR > halfphi ) phiR = halfphi ;
710 if ( phiR < -halfphi ) phiR = -halfphi ;
711 if ( uR > uMax ) uR = uMax ;
712 if ( uR < uMin ) uR = uMin ;
713
714 xxonsurface = SurfacePoint(phiR,uR) ;
715 distance[0] = ( p - xx ).mag() ;
716 if ( distance[0] <= ctol ) { distance[0] = 0 ; }
717
718 // end of validity
719
720#ifdef G4TWISTDEBUG
721 G4cout << "refined solution " << phiR << " , " << uR << " , " << G4endl ;
722 G4cout << "distance = " << distance[0] << G4endl ;
723 G4cout << "X = " << xx << G4endl ;
724#endif
725
726 G4bool isvalid = true;
727 gxx[0] = ComputeGlobalPoint(xx);
728
729#ifdef G4TWISTDEBUG
730 G4cout << "intersection Point found: " << gxx[0] << G4endl ;
731 G4cout << "distance = " << distance[0] << G4endl ;
732#endif
733
734 fCurStat.SetCurrentStatus(0, gxx[0], distance[0], areacode[0],
735 isvalid, 1, kDontValidate, &gp);
736 return 1;
737}
virtual G4double GetBoundaryMin(G4double phi)
virtual G4double GetBoundaryMax(G4double phi)
G4double DistanceToPlane(const G4ThreeVector &p, const G4ThreeVector &x0, const G4ThreeVector &n0, G4ThreeVector &xx)
CurrentStatus fCurStat

References G4VTwistSurface::ComputeGlobalPoint(), G4VTwistSurface::ComputeLocalPoint(), G4VTwistSurface::DistanceToPlane(), G4VTwistSurface::fCurStat, fPhiTwist, G4cout, G4endl, G4VSURFACENXX, G4VTwistSurface::CurrentStatus::GetAreacode(), GetBoundaryMax(), GetBoundaryMin(), G4VTwistSurface::CurrentStatus::GetDistance(), G4VTwistSurface::CurrentStatus::GetNXX(), GetPhiUAtX(), G4VTwistSurface::CurrentStatus::GetXX(), G4VTwistSurface::CurrentStatus::IsDone(), G4VTwistSurface::kCarTolerance, G4VTwistSurface::kDontValidate, kInfinity, NormAng(), G4VTwistSurface::CurrentStatus::ResetfDone(), CLHEP::Hep3Vector::set(), G4VTwistSurface::CurrentStatus::SetCurrentStatus(), G4VTwistSurface::sOutside, and SurfacePoint().

◆ GetAreaCode()

G4int G4TwistTrapParallelSide::GetAreaCode ( const G4ThreeVector xx,
G4bool  withTol = true 
)
privatevirtual

Implements G4VTwistSurface.

Definition at line 742 of file G4TwistTrapParallelSide.cc.

744{
745 // We must use the function in local coordinate system.
746 // See the description of DistanceToSurface(p,v).
747
748 const G4double ctol = 0.5 * kCarTolerance;
749
750 G4double phi ;
751 G4double yprime ;
752 GetPhiUAtX(xx, phi,yprime ) ;
753
754 G4double fXAxisMax = GetBoundaryMax(phi) ;
755 G4double fXAxisMin = GetBoundaryMin(phi) ;
756
757#ifdef G4TWISTDEBUG
758 G4cout << "GetAreaCode: phi = " << phi << G4endl ;
759 G4cout << "GetAreaCode: yprime = " << yprime << G4endl ;
760 G4cout << "Intervall is " << fXAxisMin << " to " << fXAxisMax << G4endl ;
761#endif
762
763 G4int areacode = sInside;
764
765 if (fAxis[0] == kXAxis && fAxis[1] == kZAxis)
766 {
767 G4int zaxis = 1;
768
769 if (withTol)
770 {
771 G4bool isoutside = false;
772
773 // test boundary of xaxis
774
775 if (yprime < fXAxisMin + ctol)
776 {
777 areacode |= (sAxis0 & (sAxisX | sAxisMin)) | sBoundary;
778 if (yprime <= fXAxisMin - ctol) isoutside = true;
779
780 }
781 else if (yprime > fXAxisMax - ctol)
782 {
783 areacode |= (sAxis0 & (sAxisX | sAxisMax)) | sBoundary;
784 if (yprime >= fXAxisMax + ctol) isoutside = true;
785 }
786
787 // test boundary of z-axis
788
789 if (xx.z() < fAxisMin[zaxis] + ctol)
790 {
791 areacode |= (sAxis1 & (sAxisZ | sAxisMin));
792
793 if (areacode & sBoundary) areacode |= sCorner; // xx is on corner.
794 else areacode |= sBoundary;
795 if (xx.z() <= fAxisMin[zaxis] - ctol) isoutside = true;
796
797 }
798 else if (xx.z() > fAxisMax[zaxis] - ctol)
799 {
800 areacode |= (sAxis1 & (sAxisZ | sAxisMax));
801
802 if (areacode & sBoundary) areacode |= sCorner; // xx is on corner.
803 else areacode |= sBoundary;
804 if (xx.z() >= fAxisMax[zaxis] + ctol) isoutside = true;
805 }
806
807 // if isoutside = true, clear inside bit.
808 // if not on boundary, add axis information.
809
810 if (isoutside)
811 {
812 G4int tmpareacode = areacode & (~sInside);
813 areacode = tmpareacode;
814 }
815 else if ((areacode & sBoundary) != sBoundary)
816 {
817 areacode |= (sAxis0 & sAxisX) | (sAxis1 & sAxisZ);
818 }
819
820 }
821 else
822 {
823 // boundary of y-axis
824
825 if (yprime < fXAxisMin )
826 {
827 areacode |= (sAxis0 & (sAxisX | sAxisMin)) | sBoundary;
828 }
829 else if (yprime > fXAxisMax)
830 {
831 areacode |= (sAxis0 & (sAxisX | sAxisMax)) | sBoundary;
832 }
833
834 // boundary of z-axis
835
836 if (xx.z() < fAxisMin[zaxis])
837 {
838 areacode |= (sAxis1 & (sAxisZ | sAxisMin));
839 if (areacode & sBoundary) areacode |= sCorner; // xx is on corner.
840 else areacode |= sBoundary;
841
842 }
843 else if (xx.z() > fAxisMax[zaxis])
844 {
845 areacode |= (sAxis1 & (sAxisZ | sAxisMax)) ;
846 if (areacode & sBoundary) areacode |= sCorner; // xx is on corner.
847 else areacode |= sBoundary;
848 }
849
850 if ((areacode & sBoundary) != sBoundary)
851 {
852 areacode |= (sAxis0 & sAxisX) | (sAxis1 & sAxisZ);
853 }
854 }
855 return areacode;
856 }
857 else
858 {
859 G4Exception("G4TwistTrapParallelSide::GetAreaCode()",
860 "GeomSolids0001", FatalException,
861 "Feature NOT implemented !");
862 }
863 return areacode;
864}
static const G4int sAxisMax
static const G4int sAxis0
static const G4int sAxisMin
static const G4int sAxis1
static const G4int sBoundary
static const G4int sAxisZ
static const G4int sCorner
static const G4int sInside
static const G4int sAxisX

References FatalException, G4VTwistSurface::fAxis, G4VTwistSurface::fAxisMax, G4VTwistSurface::fAxisMin, G4cout, G4endl, G4Exception(), GetBoundaryMax(), GetBoundaryMin(), GetPhiUAtX(), G4VTwistSurface::kCarTolerance, kXAxis, kZAxis, G4VTwistSurface::sAxis0, G4VTwistSurface::sAxis1, G4VTwistSurface::sAxisMax, G4VTwistSurface::sAxisMin, G4VTwistSurface::sAxisX, G4VTwistSurface::sAxisZ, G4VTwistSurface::sBoundary, G4VTwistSurface::sCorner, G4VTwistSurface::sInside, and CLHEP::Hep3Vector::z().

Referenced by DistanceToSurface().

◆ GetAxisType()

G4int G4VTwistSurface::GetAxisType ( G4int  areacode,
G4int  whichaxis 
) const
inlineinherited

◆ GetBoundaryAtPZ()

G4ThreeVector G4VTwistSurface::GetBoundaryAtPZ ( G4int  areacode,
const G4ThreeVector p 
) const
virtualinherited

Definition at line 698 of file G4VTwistSurface.cc.

700{
701 // areacode must be one of them:
702 // sAxis0 & sAxisMin, sAxis0 & sAxisMax,
703 // sAxis1 & sAxisMin, sAxis1 & sAxisMax.
704
705 if (areacode & sAxis0 && areacode & sAxis1)
706 {
707 std::ostringstream message;
708 message << "Point is in the corner area." << G4endl
709 << " This function returns "
710 << "a direction vector of a boundary line." << G4endl
711 << " areacode = " << areacode;
712 G4Exception("G4VTwistSurface::GetBoundaryAtPZ()", "GeomSolids0003",
713 FatalException, message);
714 }
715
717 G4ThreeVector x0;
718 G4int boundarytype;
719 G4bool found = false;
720
721 for (G4int i=0; i<4; ++i)
722 {
723 if (fBoundaries[i].GetBoundaryParameters(areacode, d, x0,
724 boundarytype))
725 {
726 found = true;
727 continue;
728 }
729 }
730
731 if (!found)
732 {
733 std::ostringstream message;
734 message << "Not registered boundary." << G4endl
735 << " Boundary at areacode " << areacode << G4endl
736 << " is not registered.";
737 G4Exception("G4VTwistSurface::GetBoundaryAtPZ()", "GeomSolids0002",
738 FatalException, message);
739 }
740
741 if (((boundarytype & sAxisPhi) == sAxisPhi) ||
742 ((boundarytype & sAxisRho) == sAxisRho))
743 {
744 std::ostringstream message;
745 message << "Not a z-depended line boundary." << G4endl
746 << " Boundary at areacode " << areacode << G4endl
747 << " is not a z-depended line.";
748 G4Exception("G4VTwistSurface::GetBoundaryAtPZ()", "GeomSolids0002",
749 FatalException, message);
750 }
751 return ((p.z() - x0.z()) / d.z()) * d + x0;
752}
Boundary fBoundaries[4]
static const G4int sAxisRho

References FatalException, G4VTwistSurface::fBoundaries, G4endl, G4Exception(), G4VTwistSurface::GetBoundaryParameters(), G4VTwistSurface::sAxis0, G4VTwistSurface::sAxis1, G4VTwistSurface::sAxisPhi, G4VTwistSurface::sAxisRho, and CLHEP::Hep3Vector::z().

Referenced by G4TwistTubsSide::DistanceToSurface(), G4TwistTubsHypeSide::GetAreaCodeInPhi(), G4TwistTubsHypeSide::GetBoundaryMax(), and G4TwistTubsHypeSide::GetBoundaryMin().

◆ GetBoundaryAxis()

void G4VTwistSurface::GetBoundaryAxis ( G4int  areacode,
EAxis  axis[] 
) const
protectedinherited

Definition at line 783 of file G4VTwistSurface.cc.

784{
785 if ((areacode & sBoundary) != sBoundary) {
786 G4Exception("G4VTwistSurface::GetBoundaryAxis()", "GeomSolids0003",
787 FatalException, "Not located on a boundary!");
788 }
789 for (G4int i=0; i<2; ++i)
790 {
791 G4int whichaxis = 0 ;
792 if (i == 0) {
793 whichaxis = sAxis0;
794 } else if (i == 1) {
795 whichaxis = sAxis1;
796 }
797
798 // extracted axiscode of whichaxis
799 G4int axiscode = whichaxis & sAxisMask & areacode ;
800 if (axiscode) {
801 if (axiscode == (whichaxis & sAxisX)) {
802 axis[i] = kXAxis;
803 } else if (axiscode == (whichaxis & sAxisY)) {
804 axis[i] = kYAxis;
805 } else if (axiscode == (whichaxis & sAxisZ)) {
806 axis[i] = kZAxis;
807 } else if (axiscode == (whichaxis & sAxisRho)) {
808 axis[i] = kRho;
809 } else if (axiscode == (whichaxis & sAxisPhi)) {
810 axis[i] = kPhi;
811 } else {
812 std::ostringstream message;
813 message << "Not supported areacode." << G4endl
814 << " areacode " << areacode;
815 G4Exception("G4VTwistSurface::GetBoundaryAxis()", "GeomSolids0001",
816 FatalException, message);
817 }
818 }
819 }
820}
static const G4int sAxisMask
static const G4int sAxisY
@ kPhi
Definition: geomdefs.hh:60
@ kYAxis
Definition: geomdefs.hh:56
@ kRho
Definition: geomdefs.hh:58

References FatalException, G4endl, G4Exception(), kPhi, kRho, kXAxis, kYAxis, kZAxis, G4VTwistSurface::sAxis0, G4VTwistSurface::sAxis1, G4VTwistSurface::sAxisMask, G4VTwistSurface::sAxisPhi, G4VTwistSurface::sAxisRho, G4VTwistSurface::sAxisX, G4VTwistSurface::sAxisY, G4VTwistSurface::sAxisZ, and G4VTwistSurface::sBoundary.

◆ GetBoundaryLimit()

void G4VTwistSurface::GetBoundaryLimit ( G4int  areacode,
G4double  limit[] 
) const
protectedinherited

Definition at line 825 of file G4VTwistSurface.cc.

826{
827 if (areacode & sCorner) {
828 if (areacode & sC0Min1Min) {
829 limit[0] = fAxisMin[0];
830 limit[1] = fAxisMin[1];
831 } else if (areacode & sC0Max1Min) {
832 limit[0] = fAxisMax[0];
833 limit[1] = fAxisMin[1];
834 } else if (areacode & sC0Max1Max) {
835 limit[0] = fAxisMax[0];
836 limit[1] = fAxisMax[1];
837 } else if (areacode & sC0Min1Max) {
838 limit[0] = fAxisMin[0];
839 limit[1] = fAxisMax[1];
840 }
841 } else if (areacode & sBoundary) {
842 if (areacode & (sAxis0 | sAxisMin)) {
843 limit[0] = fAxisMin[0];
844 } else if (areacode & (sAxis1 | sAxisMin)) {
845 limit[0] = fAxisMin[1];
846 } else if (areacode & (sAxis0 | sAxisMax)) {
847 limit[0] = fAxisMax[0];
848 } else if (areacode & (sAxis1 | sAxisMax)) {
849 limit[0] = fAxisMax[1];
850 }
851 } else {
852 std::ostringstream message;
853 message << "Not located on a boundary!" << G4endl
854 << " areacode " << areacode;
855 G4Exception("G4VTwistSurface::GetBoundaryLimit()", "GeomSolids1002",
856 JustWarning, message);
857 }
858}
@ JustWarning

References G4VTwistSurface::fAxisMax, G4VTwistSurface::fAxisMin, G4endl, G4Exception(), JustWarning, G4VTwistSurface::sAxis0, G4VTwistSurface::sAxis1, G4VTwistSurface::sAxisMax, G4VTwistSurface::sAxisMin, G4VTwistSurface::sBoundary, G4VTwistSurface::sC0Max1Max, G4VTwistSurface::sC0Max1Min, G4VTwistSurface::sC0Min1Max, G4VTwistSurface::sC0Min1Min, and G4VTwistSurface::sCorner.

◆ GetBoundaryMax()

G4double G4TwistTrapParallelSide::GetBoundaryMax ( G4double  phi)
inlineprivatevirtual

Implements G4VTwistSurface.

Definition at line 185 of file G4TwistTrapParallelSide.hh.

186{
187 return (fDx2 + fDx4 + fDy2plus1*fTAlph)/ 2.
189}

References fDx2, fDx4, fDx4minus2, fDy2minus1, fDy2plus1, fPhiTwist, and fTAlph.

Referenced by DistanceToSurface(), GetAreaCode(), and GetFacets().

◆ GetBoundaryMin()

G4double G4TwistTrapParallelSide::GetBoundaryMin ( G4double  phi)
inlineprivatevirtual

Implements G4VTwistSurface.

Definition at line 178 of file G4TwistTrapParallelSide.hh.

179{
180 return -(fPhiTwist*(fDx2 + fDx4 - fDy2plus1*fTAlph)
181 + 2*fDx4minus2*phi - 2*fDy2minus1*fTAlph*phi)/(2.*fPhiTwist) ;
182}

References fDx2, fDx4, fDx4minus2, fDy2minus1, fDy2plus1, fPhiTwist, and fTAlph.

Referenced by DistanceToSurface(), GetAreaCode(), and GetFacets().

◆ GetBoundaryParameters()

void G4VTwistSurface::GetBoundaryParameters ( const G4int areacode,
G4ThreeVector d,
G4ThreeVector x0,
G4int boundarytype 
) const
virtualinherited

Definition at line 668 of file G4VTwistSurface.cc.

672{
673 // areacode must be one of them:
674 // sAxis0 & sAxisMin, sAxis0 & sAxisMax,
675 // sAxis1 & sAxisMin, sAxis1 & sAxisMax.
676
677 for (G4int i=0; i<4; ++i)
678 {
679 if (fBoundaries[i].GetBoundaryParameters(areacode, d, x0,
680 boundarytype))
681 {
682 return;
683 }
684 }
685
686 std::ostringstream message;
687 message << "Not registered boundary." << G4endl
688 << " Boundary at areacode " << std::hex << areacode
689 << std::dec << G4endl
690 << " is not registered.";
691 G4Exception("G4VTwistSurface::GetBoundaryParameters()", "GeomSolids0002",
692 FatalException, message);
693}

References FatalException, G4VTwistSurface::fBoundaries, G4endl, G4Exception(), and G4VTwistSurface::GetBoundaryParameters().

Referenced by G4VTwistSurface::DistanceToBoundary(), G4TwistTubsSide::DistanceToSurface(), G4VTwistSurface::GetBoundaryAtPZ(), G4VTwistSurface::GetBoundaryParameters(), and G4VTwistSurface::IsSameBoundary().

◆ GetCorner()

G4ThreeVector G4VTwistSurface::GetCorner ( G4int  areacode) const
inlineprotectedinherited

◆ GetEdgeVisibility()

G4int G4VTwistSurface::GetEdgeVisibility ( G4int  i,
G4int  j,
G4int  m,
G4int  n,
G4int  number,
G4int  orientation 
)
inherited

Definition at line 1031 of file G4VTwistSurface.cc.

1033{
1034 // clockwise filling -> positive orientation
1035 // counter clockwise filling -> negative orientation
1036
1037 //
1038 // d C c
1039 // +------+
1040 // | |
1041 // | |
1042 // | |
1043 // D | |B
1044 // | |
1045 // | |
1046 // | |
1047 // +------+
1048 // a A b
1049 //
1050 // a = +--+ A = ---+
1051 // b = --++ B = --+-
1052 // c = -++- C = -+--
1053 // d = ++-- D = +---
1054
1055
1056 // check first invisible faces
1057
1058 if ( ( i>0 && i<n-2 ) && ( j>0 && j<k-2 ) )
1059 {
1060 return -1 ; // always invisible, signs: ----
1061 }
1062
1063 // change first the vertex number (depends on the orientation)
1064 // 0,1,2,3 -> 3,2,1,0
1065 if ( orientation < 0 ) { number = ( 3 - number ) ; }
1066
1067 // check true edges
1068 if ( ( j>=1 && j<=k-3 ) )
1069 {
1070 if ( i == 0 ) { // signs (A): ---+
1071 return ( number == 3 ) ? 1 : -1 ;
1072 }
1073
1074 else if ( i == n-2 ) { // signs (C): -+--
1075 return ( number == 1 ) ? 1 : -1 ;
1076 }
1077
1078 else
1079 {
1080 std::ostringstream message;
1081 message << "Not correct face number: " << GetName() << " !";
1082 G4Exception("G4TwistSurface::G4GetEdgeVisibility()",
1083 "GeomSolids0003", FatalException, message);
1084 }
1085 }
1086
1087 if ( ( i>=1 && i<=n-3 ) )
1088 {
1089 if ( j == 0 ) { // signs (D): +---
1090 return ( number == 0 ) ? 1 : -1 ;
1091 }
1092
1093 else if ( j == k-2 ) { // signs (B): --+-
1094 return ( number == 2 ) ? 1 : -1 ;
1095 }
1096
1097 else
1098 {
1099 std::ostringstream message;
1100 message << "Not correct face number: " << GetName() << " !";
1101 G4Exception("G4TwistSurface::G4GetEdgeVisibility()",
1102 "GeomSolids0003", FatalException, message);
1103 }
1104 }
1105
1106 // now the corners
1107 if ( i == 0 && j == 0 ) { // signs (a) : +--+
1108 return ( number == 0 || number == 3 ) ? 1 : -1 ;
1109 }
1110 else if ( i == 0 && j == k-2 ) { // signs (b) : --++
1111 return ( number == 2 || number == 3 ) ? 1 : -1 ;
1112 }
1113 else if ( i == n-2 && j == k-2 ) { // signs (c) : -++-
1114 return ( number == 1 || number == 2 ) ? 1 : -1 ;
1115 }
1116 else if ( i == n-2 && j == 0 ) { // signs (d) : ++--
1117 return ( number == 0 || number == 1 ) ? 1 : -1 ;
1118 }
1119 else
1120 {
1121 std::ostringstream message;
1122 message << "Not correct face number: " << GetName() << " !";
1123 G4Exception("G4TwistSurface::G4GetEdgeVisibility()",
1124 "GeomSolids0003", FatalException, message);
1125 }
1126
1127 std::ostringstream message;
1128 message << "Not correct face number: " << GetName() << " !";
1129 G4Exception("G4TwistSurface::G4GetEdgeVisibility()", "GeomSolids0003",
1130 FatalException, message);
1131
1132 return 0 ;
1133}
virtual G4String GetName() const

References FatalException, G4Exception(), G4VTwistSurface::GetName(), and CLHEP::detail::n.

Referenced by G4TwistBoxSide::GetFacets(), G4TwistTrapAlphaSide::GetFacets(), G4TwistTrapFlatSide::GetFacets(), GetFacets(), G4TwistTubsFlatSide::GetFacets(), G4TwistTubsHypeSide::GetFacets(), and G4TwistTubsSide::GetFacets().

◆ GetFace()

G4int G4VTwistSurface::GetFace ( G4int  i,
G4int  j,
G4int  m,
G4int  n,
G4int  iside 
)
inherited

Definition at line 906 of file G4VTwistSurface.cc.

908{
909 // this is the face mapping function
910 // (i,j) -> face number
911
912 if ( iside == 0 ) {
913 return i * ( k - 1 ) + j ;
914 }
915
916 else if ( iside == 1 ) {
917 return (k-1)*(k-1) + i*(k-1) + j ;
918 }
919
920 else if ( iside == 2 ) {
921 return 2*(k-1)*(k-1) + i*(k-1) + j ;
922 }
923
924 else if ( iside == 3 ) {
925 return 2*(k-1)*(k-1) + (n-1)*(k-1) + i*(k-1) + j ;
926 }
927
928 else if ( iside == 4 ) {
929 return 2*(k-1)*(k-1) + 2*(n-1)*(k-1) + i*(k-1) + j ;
930 }
931
932 else if ( iside == 5 ) {
933 return 2*(k-1)*(k-1) + 3*(n-1)*(k-1) + i*(k-1) + j ;
934 }
935
936 else {
937 std::ostringstream message;
938 message << "Not correct side number: "
939 << GetName() << G4endl
940 << "iside is " << iside << " but should be "
941 << "0,1,2,3,4 or 5" << ".";
942 G4Exception("G4TwistSurface::G4GetFace()", "GeomSolids0002",
943 FatalException, message);
944 }
945
946 return -1 ; // wrong face
947}

References FatalException, G4endl, G4Exception(), G4VTwistSurface::GetName(), and CLHEP::detail::n.

Referenced by G4TwistBoxSide::GetFacets(), G4TwistTrapAlphaSide::GetFacets(), G4TwistTrapFlatSide::GetFacets(), GetFacets(), G4TwistTubsFlatSide::GetFacets(), G4TwistTubsHypeSide::GetFacets(), and G4TwistTubsSide::GetFacets().

◆ GetFacets()

void G4TwistTrapParallelSide::GetFacets ( G4int  m,
G4int  n,
G4double  xyz[][3],
G4int  faces[][4],
G4int  iside 
)
privatevirtual

Implements G4VTwistSurface.

Definition at line 1024 of file G4TwistTrapParallelSide.cc.

1026{
1027 G4double phi ;
1028 G4double z, u ; // the two parameters for the surface equation
1029 G4ThreeVector p ; // a point on the surface, given by (z,u)
1030
1031 G4int nnode ;
1032 G4int nface ;
1033
1034 G4double umin, umax ;
1035
1036 // calculate the (n-1)*(k-1) vertices
1037
1038 for ( G4int i = 0 ; i<n ; ++i )
1039 {
1040 z = -fDz+i*(2.*fDz)/(n-1) ;
1041 phi = z*fPhiTwist/(2*fDz) ;
1042 umin = GetBoundaryMin(phi) ;
1043 umax = GetBoundaryMax(phi) ;
1044
1045 for ( G4int j = 0 ; j<k ; ++j )
1046 {
1047 nnode = GetNode(i,j,k,n,iside) ;
1048 u = umax - j*(umax-umin)/(k-1) ;
1049 p = SurfacePoint(phi,u,true) ; // surface point in global coords
1050
1051 xyz[nnode][0] = p.x() ;
1052 xyz[nnode][1] = p.y() ;
1053 xyz[nnode][2] = p.z() ;
1054
1055 if ( i<n-1 && j<k-1 ) // conterclock wise filling
1056 {
1057 nface = GetFace(i,j,k,n,iside) ;
1058 faces[nface][0] = GetEdgeVisibility(i,j,k,n,0,-1)
1059 * (GetNode(i ,j ,k,n,iside)+1) ; // fortran numbering
1060 faces[nface][1] = GetEdgeVisibility(i,j,k,n,1,-1)
1061 * (GetNode(i ,j+1,k,n,iside)+1) ;
1062 faces[nface][2] = GetEdgeVisibility(i,j,k,n,2,-1)
1063 * (GetNode(i+1,j+1,k,n,iside)+1) ;
1064 faces[nface][3] = GetEdgeVisibility(i,j,k,n,3,-1)
1065 * (GetNode(i+1,j ,k,n,iside)+1) ;
1066 }
1067 }
1068 }
1069}
G4int GetNode(G4int i, G4int j, G4int m, G4int n, G4int iside)
G4int GetFace(G4int i, G4int j, G4int m, G4int n, G4int iside)
G4int GetEdgeVisibility(G4int i, G4int j, G4int m, G4int n, G4int number, G4int orientation)

References fDz, fPhiTwist, GetBoundaryMax(), GetBoundaryMin(), G4VTwistSurface::GetEdgeVisibility(), G4VTwistSurface::GetFace(), G4VTwistSurface::GetNode(), CLHEP::detail::n, SurfacePoint(), CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

◆ GetName()

virtual G4String G4VTwistSurface::GetName ( ) const
inlinevirtualinherited

◆ GetNeighbours() [1/2]

G4VTwistSurface ** G4VTwistSurface::GetNeighbours ( )
inlineprotectedinherited

Definition at line 183 of file G4VTwistSurface.hh.

183{ return fNeighbours; }
G4VTwistSurface * fNeighbours[4]

References G4VTwistSurface::fNeighbours.

Referenced by G4VTwistSurface::DistanceToIn().

◆ GetNeighbours() [2/2]

G4int G4VTwistSurface::GetNeighbours ( G4int  areacode,
G4VTwistSurface surfaces[] 
)
inlineprotectedinherited

◆ GetNode()

G4int G4VTwistSurface::GetNode ( G4int  i,
G4int  j,
G4int  m,
G4int  n,
G4int  iside 
)
inherited

Definition at line 952 of file G4VTwistSurface.cc.

954{
955 // this is the node mapping function
956 // (i,j) -> node number
957 // Depends on the side iside and the used meshing of the surface
958
959 if ( iside == 0 )
960 {
961 // lower endcap is kxk squared.
962 // n = k
963 return i * k + j ;
964 }
965
966 if ( iside == 1 )
967 {
968 // upper endcap is kxk squared. Shift by k*k
969 // n = k
970 return k*k + i*k + j ;
971 }
972
973 else if ( iside == 2 )
974 {
975 // front side.
976 if ( i == 0 ) { return j ; }
977 else if ( i == n-1 ) { return k*k + j ; }
978 else { return 2*k*k + 4*(i-1)*(k-1) + j ; }
979 }
980
981 else if ( iside == 3 )
982 {
983 // right side
984 if ( i == 0 ) { return (j+1)*k - 1 ; }
985 else if ( i == n-1 ) { return k*k + (j+1)*k - 1 ; }
986 else
987 {
988 return 2*k*k + 4*(i-1)*(k-1) + (k-1) + j ;
989 }
990 }
991 else if ( iside == 4 )
992 {
993 // back side
994 if ( i == 0 ) { return k*k - 1 - j ; } // reversed order
995 else if ( i == n-1 ) { return 2*k*k - 1 - j ; } // reversed order
996 else
997 {
998 return 2*k*k + 4*(i-1)*(k-1) + 2*(k-1) + j ; // normal order
999 }
1000 }
1001 else if ( iside == 5 )
1002 {
1003 // left side
1004 if ( i == 0 ) { return k*k - (j+1)*k ; } // reversed order
1005 else if ( i == n-1) { return 2*k*k - (j+1)*k ; } // reverded order
1006 else
1007 {
1008 if ( j == k-1 ) { return 2*k*k + 4*(i-1)*(k-1) ; } // special case
1009 else
1010 {
1011 return 2*k*k + 4*(i-1)*(k-1) + 3*(k-1) + j ; // normal order
1012 }
1013 }
1014 }
1015 else
1016 {
1017 std::ostringstream message;
1018 message << "Not correct side number: "
1019 << GetName() << G4endl
1020 << "iside is " << iside << " but should be "
1021 << "0,1,2,3,4 or 5" << ".";
1022 G4Exception("G4TwistSurface::G4GetNode()", "GeomSolids0002",
1023 FatalException, message);
1024 }
1025 return -1 ; // wrong node
1026}

References FatalException, G4endl, G4Exception(), G4VTwistSurface::GetName(), and CLHEP::detail::n.

Referenced by G4TwistBoxSide::GetFacets(), G4TwistTrapAlphaSide::GetFacets(), G4TwistTrapFlatSide::GetFacets(), GetFacets(), G4TwistTubsFlatSide::GetFacets(), G4TwistTubsHypeSide::GetFacets(), and G4TwistTubsSide::GetFacets().

◆ GetNormal()

G4ThreeVector G4TwistTrapParallelSide::GetNormal ( const G4ThreeVector xx,
G4bool  isGlobal = false 
)
virtual

Implements G4VTwistSurface.

Definition at line 129 of file G4TwistTrapParallelSide.cc.

131{
132 // GetNormal returns a normal vector at a surface (or very close
133 // to surface) point at tmpxx.
134 // If isGlobal=true, it returns the normal in global coordinate.
135 //
136
137 G4ThreeVector xx;
138 if (isGlobal)
139 {
140 xx = ComputeLocalPoint(tmpxx);
141 if ((xx - fCurrentNormal.p).mag() < 0.5 * kCarTolerance)
142 {
144 }
145 }
146 else
147 {
148 xx = tmpxx;
149 if (xx == fCurrentNormal.p)
150 {
151 return fCurrentNormal.normal;
152 }
153 }
154
155 G4double phi ;
156 G4double u ;
157
158 GetPhiUAtX(xx,phi,u) ; // phi,u for point xx close to surface
159
160 G4ThreeVector normal = NormAng(phi,u) ; // the normal vector at phi,u
161
162#ifdef G4TWISTDEBUG
163 G4cout << "normal vector = " << normal << G4endl ;
164 G4cout << "phi = " << phi << " , u = " << u << G4endl ;
165#endif
166
167 // normal = normal/normal.mag() ;
168
169 if (isGlobal)
170 {
172 }
173 else
174 {
176 }
177 return fCurrentNormal.normal;
178}
G4ThreeVector ComputeGlobalDirection(const G4ThreeVector &lp) const
G4SurfCurNormal fCurrentNormal

References G4VTwistSurface::ComputeGlobalDirection(), G4VTwistSurface::ComputeLocalPoint(), G4VTwistSurface::fCurrentNormal, G4cout, G4endl, GetPhiUAtX(), G4VTwistSurface::kCarTolerance, CLHEP::normal(), G4VTwistSurface::G4SurfCurNormal::normal, NormAng(), and G4VTwistSurface::G4SurfCurNormal::p.

◆ GetPhiUAtX()

void G4TwistTrapParallelSide::GetPhiUAtX ( G4ThreeVector  p,
G4double phi,
G4double u 
)
private

Definition at line 972 of file G4TwistTrapParallelSide.cc.

974{
975 // find closest point XX on surface for a given point p
976 // X0 is a point on the surface, d is the direction
977 // ( both for a fixed z = pz)
978
979 // phi is given by the z coordinate of p
980
981 phi = p.z()/(2*fDz)*fPhiTwist ;
982
983 u = ((-(fdeltaX*phi) + fPhiTwist*p.x())* std::cos(phi)
984 + (-(fdeltaY*phi) + fPhiTwist*p.y())*std::sin(phi))/fPhiTwist ;
985}

References fdeltaX, fdeltaY, fDz, fPhiTwist, CLHEP::Hep3Vector::x(), CLHEP::Hep3Vector::y(), and CLHEP::Hep3Vector::z().

Referenced by DistanceToSurface(), GetAreaCode(), GetNormal(), and ProjectPoint().

◆ GetSurfaceArea()

G4double G4TwistTrapParallelSide::GetSurfaceArea ( )
inlineprivatevirtual

Implements G4VTwistSurface.

Definition at line 192 of file G4TwistTrapParallelSide.hh.

193{
194 return 2*fDx4plus2*fDz ;
195}

References fDx4plus2, and fDz.

◆ GetValueB()

G4double G4TwistTrapParallelSide::GetValueB ( G4double  phi)
inlineprivate

Definition at line 150 of file G4TwistTrapParallelSide.hh.

151{
152 return ( fDy2plus1 + fDy2minus1 * ( 2 * phi ) / fPhiTwist ) ;
153}

References fDy2minus1, fDy2plus1, and fPhiTwist.

Referenced by Xcoef().

◆ IsAxis0()

G4bool G4VTwistSurface::IsAxis0 ( G4int  areacode) const
inlineinherited

◆ IsAxis1()

G4bool G4VTwistSurface::IsAxis1 ( G4int  areacode) const
inlineinherited

◆ IsBoundary()

G4bool G4VTwistSurface::IsBoundary ( G4int  areacode,
G4bool  testbitmode = false 
) const
inlineinherited

◆ IsCorner()

G4bool G4VTwistSurface::IsCorner ( G4int  areacode,
G4bool  testbitmode = false 
) const
inlineinherited

◆ IsInside()

G4bool G4VTwistSurface::IsInside ( G4int  areacode,
G4bool  testbitmode = false 
) const
inlineinherited

◆ IsOutside()

G4bool G4VTwistSurface::IsOutside ( G4int  areacode) const
inlineinherited

◆ IsSameBoundary()

G4bool G4VTwistSurface::IsSameBoundary ( G4VTwistSurface surface1,
G4int  areacode1,
G4VTwistSurface surface2,
G4int  areacode2 
) const
inherited

Definition at line 616 of file G4VTwistSurface.cc.

618{
619 //
620 // IsSameBoundary
621 //
622 // checking tool whether two boundaries on different surfaces are same or not.
623 //
624
625 G4bool testbitmode = true;
626 G4bool iscorner[2] = {IsCorner(areacode1, testbitmode),
627 IsCorner(areacode2, testbitmode)};
628
629 if (iscorner[0] && iscorner[1])
630 {
631 // on corner
632 G4ThreeVector corner1 =
633 surf1->ComputeGlobalPoint(surf1->GetCorner(areacode1));
634 G4ThreeVector corner2 =
635 surf2->ComputeGlobalPoint(surf2->GetCorner(areacode2));
636
637 if ((corner1 - corner2).mag() < kCarTolerance) { return true; }
638 else { return false; }
639 }
640 else if ((IsBoundary(areacode1, testbitmode) && (!iscorner[0])) &&
641 (IsBoundary(areacode2, testbitmode) && (!iscorner[1])))
642 {
643 // on boundary
644 G4ThreeVector d1, d2, ld1, ld2;
645 G4ThreeVector x01, x02, lx01, lx02;
646 G4int type1, type2;
647 surf1->GetBoundaryParameters(areacode1, ld1, lx01, type1);
648 surf2->GetBoundaryParameters(areacode2, ld2, lx02, type2);
649
650 x01 = surf1->ComputeGlobalPoint(lx01);
651 x02 = surf2->ComputeGlobalPoint(lx02);
652 d1 = surf1->ComputeGlobalDirection(ld1);
653 d2 = surf2->ComputeGlobalDirection(ld2);
654
655 if ((x01 - x02).mag() < kCarTolerance &&
656 (d1 - d2).mag() < kCarTolerance) { return true; }
657 else { return false; }
658 }
659 else
660 {
661 return false;
662 }
663}
static const G4double d1
static const G4double d2
G4bool IsCorner(G4int areacode, G4bool testbitmode=false) const
G4bool IsBoundary(G4int areacode, G4bool testbitmode=false) const

References G4VTwistSurface::ComputeGlobalDirection(), G4VTwistSurface::ComputeGlobalPoint(), d1, d2, G4VTwistSurface::GetBoundaryParameters(), G4VTwistSurface::GetCorner(), G4VTwistSurface::IsBoundary(), G4VTwistSurface::IsCorner(), and G4VTwistSurface::kCarTolerance.

Referenced by G4VTwistSurface::DistanceToIn().

◆ IsValidNorm()

G4bool G4VTwistSurface::IsValidNorm ( ) const
inlineinherited

◆ NormAng()

G4ThreeVector G4TwistTrapParallelSide::NormAng ( G4double  phi,
G4double  u 
)
inlineprivate

Definition at line 198 of file G4TwistTrapParallelSide.hh.

199{
200 // function to calculate the norm at a given point on the surface
201 // replace a1-d1
202
203 G4ThreeVector nvec(-2*fDz*std::sin(phi) ,
204 2*fDz*std::cos(phi) ,
205 -(fDy2minus1 + fPhiTwist*u + fdeltaY*std::cos(phi)
206 -fdeltaX*std::sin(phi))) ;
207 return nvec.unit();
208}

References fdeltaX, fdeltaY, fDy2minus1, fDz, fPhiTwist, and CLHEP::Hep3Vector::unit().

Referenced by DistanceToSurface(), and GetNormal().

◆ ProjectPoint()

G4ThreeVector G4TwistTrapParallelSide::ProjectPoint ( const G4ThreeVector p,
G4bool  isglobal = false 
)
private

Definition at line 990 of file G4TwistTrapParallelSide.cc.

992{
993 // Get Rho at p.z() on Hyperbolic Surface.
994 G4ThreeVector tmpp;
995 if (isglobal)
996 {
997 tmpp = fRot.inverse()*p - fTrans;
998 }
999 else
1000 {
1001 tmpp = p;
1002 }
1003
1004 G4double phi ;
1005 G4double u ;
1006
1007 GetPhiUAtX( tmpp, phi, u ) ; // calculate (phi, u) for p close to surface
1008
1009 G4ThreeVector xx = SurfacePoint(phi,u) ; // transform back to Cartesian coords
1010
1011 if (isglobal)
1012 {
1013 return (fRot * xx + fTrans);
1014 }
1015 else
1016 {
1017 return xx;
1018 }
1019}
HepRotation inverse() const

References G4VTwistSurface::fRot, G4VTwistSurface::fTrans, GetPhiUAtX(), CLHEP::HepRotation::inverse(), and SurfacePoint().

◆ SetAxis()

void G4VTwistSurface::SetAxis ( G4int  i,
const EAxis  axis 
)
inlineinherited

Definition at line 156 of file G4VTwistSurface.hh.

156{ fAxis[i] = axis; }

References G4VTwistSurface::fAxis.

◆ SetBoundaries()

void G4TwistTrapParallelSide::SetBoundaries ( )
privatevirtual

Implements G4VTwistSurface.

Definition at line 927 of file G4TwistTrapParallelSide.cc.

928{
929 // Set direction-unit vector of boundary-lines in local coodinate.
930 //
931
932 G4ThreeVector direction;
933
934 if (fAxis[0] == kXAxis && fAxis[1] == kZAxis)
935 {
936 // sAxis0 & sAxisMin
938 direction = direction.unit();
939 SetBoundary(sAxis0 & (sAxisX | sAxisMin), direction,
941
942 // sAxis0 & sAxisMax
944 direction = direction.unit();
945 SetBoundary(sAxis0 & (sAxisX | sAxisMax), direction,
947
948 // sAxis1 & sAxisMin
950 direction = direction.unit();
951 SetBoundary(sAxis1 & (sAxisZ | sAxisMin), direction,
953
954 // sAxis1 & sAxisMax
956 direction = direction.unit();
957 SetBoundary(sAxis1 & (sAxisZ | sAxisMax), direction,
959 }
960 else
961 {
962 G4Exception("G4TwistTrapParallelSide::SetCorners()",
963 "GeomSolids0001", FatalException,
964 "Feature NOT implemented !");
965 }
966}
Hep3Vector unit() const
virtual void SetBoundary(const G4int &axiscode, const G4ThreeVector &direction, const G4ThreeVector &x0, const G4int &boundarytype)

References FatalException, G4VTwistSurface::fAxis, G4Exception(), G4VTwistSurface::GetCorner(), kXAxis, kZAxis, G4VTwistSurface::sAxis0, G4VTwistSurface::sAxis1, G4VTwistSurface::sAxisMax, G4VTwistSurface::sAxisMin, G4VTwistSurface::sAxisX, G4VTwistSurface::sAxisZ, G4VTwistSurface::sC0Max1Max, G4VTwistSurface::sC0Max1Min, G4VTwistSurface::sC0Min1Max, G4VTwistSurface::sC0Min1Min, G4VTwistSurface::SetBoundary(), and CLHEP::Hep3Vector::unit().

Referenced by G4TwistTrapParallelSide().

◆ SetBoundary()

void G4VTwistSurface::SetBoundary ( const G4int axiscode,
const G4ThreeVector direction,
const G4ThreeVector x0,
const G4int boundarytype 
)
protectedvirtualinherited

Definition at line 863 of file G4VTwistSurface.cc.

867{
868 G4int code = (~sAxisMask) & axiscode;
869 if ((code == (sAxis0 & sAxisMin)) ||
870 (code == (sAxis0 & sAxisMax)) ||
871 (code == (sAxis1 & sAxisMin)) ||
872 (code == (sAxis1 & sAxisMax)))
873 {
874 G4bool done = false;
875 for (auto i=0; i<4; ++i)
876 {
877 if (fBoundaries[i].IsEmpty())
878 {
879 fBoundaries[i].SetFields(axiscode, direction,
880 x0, boundarytype);
881 done = true;
882 break;
883 }
884 }
885
886 if (!done)
887 {
888 G4Exception("G4VTwistSurface::SetBoundary()", "GeomSolids0003",
889 FatalException, "Number of boundary exceeding 4!");
890 }
891 }
892 else
893 {
894 std::ostringstream message;
895 message << "Invalid axis-code." << G4endl
896 << " axiscode = "
897 << std::hex << axiscode << std::dec;
898 G4Exception("G4VTwistSurface::SetBoundary()", "GeomSolids0003",
899 FatalException, message);
900 }
901}
void SetFields(const G4int &areacode, const G4ThreeVector &d, const G4ThreeVector &x0, const G4int &boundarytype)
Definition: inftrees.h:24

References FatalException, G4VTwistSurface::fBoundaries, G4endl, G4Exception(), G4VTwistSurface::sAxis0, G4VTwistSurface::sAxis1, G4VTwistSurface::sAxisMax, G4VTwistSurface::sAxisMin, and G4VTwistSurface::Boundary::SetFields().

Referenced by G4TwistBoxSide::SetBoundaries(), G4TwistTrapAlphaSide::SetBoundaries(), G4TwistTrapFlatSide::SetBoundaries(), SetBoundaries(), G4TwistTubsFlatSide::SetBoundaries(), G4TwistTubsHypeSide::SetBoundaries(), and G4TwistTubsSide::SetBoundaries().

◆ SetCorner()

void G4VTwistSurface::SetCorner ( G4int  areacode,
G4double  x,
G4double  y,
G4double  z 
)
protectedinherited

Definition at line 757 of file G4VTwistSurface.cc.

759{
760 if ((areacode & sCorner) != sCorner)
761 {
762 std::ostringstream message;
763 message << "Area code must represents corner." << G4endl
764 << " areacode " << areacode;
765 G4Exception("G4VTwistSurface::SetCorner()", "GeomSolids0002",
766 FatalException, message);
767 }
768
769 if ((areacode & sC0Min1Min) == sC0Min1Min) {
770 fCorners[0].set(x, y, z);
771 } else if ((areacode & sC0Max1Min) == sC0Max1Min) {
772 fCorners[1].set(x, y, z);
773 } else if ((areacode & sC0Max1Max) == sC0Max1Max) {
774 fCorners[2].set(x, y, z);
775 } else if ((areacode & sC0Min1Max) == sC0Min1Max) {
776 fCorners[3].set(x, y, z);
777 }
778}
G4ThreeVector fCorners[4]

References FatalException, G4VTwistSurface::fCorners, G4endl, G4Exception(), G4VTwistSurface::sC0Max1Max, G4VTwistSurface::sC0Max1Min, G4VTwistSurface::sC0Min1Max, G4VTwistSurface::sC0Min1Min, G4VTwistSurface::sCorner, and CLHEP::Hep3Vector::set().

Referenced by G4TwistBoxSide::SetCorners(), G4TwistTrapAlphaSide::SetCorners(), G4TwistTrapFlatSide::SetCorners(), SetCorners(), G4TwistTubsFlatSide::SetCorners(), G4TwistTubsSide::SetCorners(), and G4TwistTubsHypeSide::SetCorners().

◆ SetCorners()

void G4TwistTrapParallelSide::SetCorners ( )
privatevirtual

Implements G4VTwistSurface.

Definition at line 869 of file G4TwistTrapParallelSide.cc.

870{
871
872 // Set Corner points in local coodinate.
873
874 if (fAxis[0] == kXAxis && fAxis[1] == kZAxis)
875 {
876 G4double x, y, z;
877
878 // corner of Axis0min and Axis1min
879
880 x = -fdeltaX/2. + (-fDx2 + fDy1*fTAlph)*std::cos(fPhiTwist/2.)
881 + fDy1*std::sin(fPhiTwist/2.) ;
882 y = -fdeltaY/2. + fDy1*std::cos(fPhiTwist/2.)
883 + (fDx2 - fDy1*fTAlph)*std::sin(fPhiTwist/2.) ;
884 z = -fDz ;
885
886 SetCorner(sC0Min1Min, x, y, z);
887
888 // corner of Axis0max and Axis1min
889
890 x = -fdeltaX/2. + (fDx2 + fDy1*fTAlph)*std::cos(fPhiTwist/2.)
891 + fDy1*std::sin(fPhiTwist/2.) ;
892 y = -fdeltaY/2. + fDy1*std::cos(fPhiTwist/2.)
893 - (fDx2 + fDy1*fTAlph)*std::sin(fPhiTwist/2.) ;
894 z = -fDz;
895
896 SetCorner(sC0Max1Min, x, y, z);
897
898 // corner of Axis0max and Axis1max
899 x = fdeltaX/2. + (fDx4 + fDy2*fTAlph)*std::cos(fPhiTwist/2.)
900 - fDy2*std::sin(fPhiTwist/2.) ;
901 y = fdeltaY/2. + fDy2*std::cos(fPhiTwist/2.)
902 + (fDx4 + fDy2*fTAlph)*std::sin(fPhiTwist/2.) ;
903 z = fDz ;
904
905 SetCorner(sC0Max1Max, x, y, z);
906
907 // corner of Axis0min and Axis1max
908 x = fdeltaX/2. + (-fDx4 + fDy2*fTAlph)*std::cos(fPhiTwist/2.)
909 - fDy2*std::sin(fPhiTwist/2.) ;
910 y = fdeltaY/2. + fDy2*std::cos(fPhiTwist/2.)
911 + (-fDx4 + fDy2*fTAlph)*std::sin(fPhiTwist/2.) ;
912 z = fDz ;
913
914 SetCorner(sC0Min1Max, x, y, z);
915 }
916 else
917 {
918 G4Exception("G4TwistTrapParallelSide::SetCorners()",
919 "GeomSolids0001", FatalException,
920 "Method NOT implemented !");
921 }
922}
void SetCorner(G4int areacode, G4double x, G4double y, G4double z)

References FatalException, G4VTwistSurface::fAxis, fdeltaX, fdeltaY, fDx2, fDx4, fDy1, fDy2, fDz, fPhiTwist, fTAlph, G4Exception(), kXAxis, kZAxis, G4VTwistSurface::sC0Max1Max, G4VTwistSurface::sC0Max1Min, G4VTwistSurface::sC0Min1Max, G4VTwistSurface::sC0Min1Min, and G4VTwistSurface::SetCorner().

Referenced by G4TwistTrapParallelSide().

◆ SetNeighbours()

void G4VTwistSurface::SetNeighbours ( G4VTwistSurface ax0min,
G4VTwistSurface ax1min,
G4VTwistSurface ax0max,
G4VTwistSurface ax1max 
)
inlineinherited

◆ SurfacePoint()

G4ThreeVector G4TwistTrapParallelSide::SurfacePoint ( G4double  phi,
G4double  u,
G4bool  isGlobal = false 
)
inlineprivatevirtual

Implements G4VTwistSurface.

Definition at line 162 of file G4TwistTrapParallelSide.hh.

164{
165 // function to calculate a point on the surface, given by parameters phi,u
166
167 G4ThreeVector SurfPoint ( u*std::cos(phi) - Xcoef(phi)*std::sin(phi)
168 + fdeltaX*phi/fPhiTwist,
169 u*std::sin(phi) + Xcoef(phi)*std::cos(phi)
170 + fdeltaY*phi/fPhiTwist,
171 2*fDz*phi/fPhiTwist );
172 if (isGlobal) { return (fRot * SurfPoint + fTrans); }
173 return SurfPoint;
174}

References fdeltaX, fdeltaY, fDz, fPhiTwist, G4VTwistSurface::fRot, G4VTwistSurface::fTrans, and Xcoef().

Referenced by DistanceToSurface(), GetFacets(), and ProjectPoint().

◆ Xcoef()

G4double G4TwistTrapParallelSide::Xcoef ( G4double  u)
inlineprivate

Definition at line 156 of file G4TwistTrapParallelSide.hh.

157{
158 return GetValueB(phi)/2. ;
159}
G4double GetValueB(G4double phi)

References GetValueB().

Referenced by SurfacePoint().

Field Documentation

◆ fa1md1

G4double G4TwistTrapParallelSide::fa1md1
private

Definition at line 140 of file G4TwistTrapParallelSide.hh.

Referenced by G4TwistTrapParallelSide().

◆ fa2md2

G4double G4TwistTrapParallelSide::fa2md2
private

Definition at line 141 of file G4TwistTrapParallelSide.hh.

Referenced by G4TwistTrapParallelSide().

◆ fAlph

G4double G4TwistTrapParallelSide::fAlph
private

Definition at line 124 of file G4TwistTrapParallelSide.hh.

Referenced by G4TwistTrapParallelSide().

◆ fAmIOnLeftSide

G4SurfSideQuery G4VTwistSurface::fAmIOnLeftSide
privateinherited

◆ fAngleSide

G4double G4TwistTrapParallelSide::fAngleSide
private

Definition at line 129 of file G4TwistTrapParallelSide.hh.

Referenced by G4TwistTrapParallelSide().

◆ fAxis

EAxis G4VTwistSurface::fAxis[2]
protectedinherited

◆ fAxisMax

G4double G4VTwistSurface::fAxisMax[2]
protectedinherited

◆ fAxisMin

G4double G4VTwistSurface::fAxisMin[2]
protectedinherited

◆ fBoundaries

Boundary G4VTwistSurface::fBoundaries[4]
privateinherited

◆ fCorners

G4ThreeVector G4VTwistSurface::fCorners[4]
privateinherited

◆ fCurrentNormal

G4SurfCurNormal G4VTwistSurface::fCurrentNormal
protectedinherited

◆ fCurStat

CurrentStatus G4VTwistSurface::fCurStat
protectedinherited

◆ fCurStatWithV

CurrentStatus G4VTwistSurface::fCurStatWithV
protectedinherited

◆ fdeltaX

G4double G4TwistTrapParallelSide::fdeltaX
private

◆ fdeltaY

G4double G4TwistTrapParallelSide::fdeltaY
private

◆ fDx1

G4double G4TwistTrapParallelSide::fDx1
private

Definition at line 115 of file G4TwistTrapParallelSide.hh.

Referenced by G4TwistTrapParallelSide().

◆ fDx2

G4double G4TwistTrapParallelSide::fDx2
private

◆ fDx3

G4double G4TwistTrapParallelSide::fDx3
private

Definition at line 119 of file G4TwistTrapParallelSide.hh.

Referenced by G4TwistTrapParallelSide().

◆ fDx3minus1

G4double G4TwistTrapParallelSide::fDx3minus1
private

Definition at line 137 of file G4TwistTrapParallelSide.hh.

Referenced by G4TwistTrapParallelSide().

◆ fDx3plus1

G4double G4TwistTrapParallelSide::fDx3plus1
private

Definition at line 136 of file G4TwistTrapParallelSide.hh.

Referenced by G4TwistTrapParallelSide().

◆ fDx4

G4double G4TwistTrapParallelSide::fDx4
private

◆ fDx4minus2

G4double G4TwistTrapParallelSide::fDx4minus2
private

◆ fDx4plus2

G4double G4TwistTrapParallelSide::fDx4plus2
private

Definition at line 134 of file G4TwistTrapParallelSide.hh.

Referenced by G4TwistTrapParallelSide(), and GetSurfaceArea().

◆ fDy1

G4double G4TwistTrapParallelSide::fDy1
private

Definition at line 114 of file G4TwistTrapParallelSide.hh.

Referenced by G4TwistTrapParallelSide(), and SetCorners().

◆ fDy2

G4double G4TwistTrapParallelSide::fDy2
private

Definition at line 118 of file G4TwistTrapParallelSide.hh.

Referenced by G4TwistTrapParallelSide(), and SetCorners().

◆ fDy2minus1

G4double G4TwistTrapParallelSide::fDy2minus1
private

◆ fDy2plus1

G4double G4TwistTrapParallelSide::fDy2plus1
private

◆ fDz

G4double G4TwistTrapParallelSide::fDz
private

◆ fHandedness

G4int G4VTwistSurface::fHandedness
protectedinherited

◆ fIsValidNorm

G4bool G4VTwistSurface::fIsValidNorm
protectedinherited

◆ fName

G4String G4VTwistSurface::fName
privateinherited

◆ fNeighbours

G4VTwistSurface* G4VTwistSurface::fNeighbours[4]
privateinherited

◆ fPhi

G4double G4TwistTrapParallelSide::fPhi
private

Definition at line 112 of file G4TwistTrapParallelSide.hh.

Referenced by G4TwistTrapParallelSide().

◆ fPhiTwist

G4double G4TwistTrapParallelSide::fPhiTwist
private

◆ fRot

G4RotationMatrix G4VTwistSurface::fRot
protectedinherited

◆ fTAlph

G4double G4TwistTrapParallelSide::fTAlph
private

◆ fTheta

G4double G4TwistTrapParallelSide::fTheta
private

Definition at line 111 of file G4TwistTrapParallelSide.hh.

Referenced by G4TwistTrapParallelSide().

◆ fTrans

G4ThreeVector G4VTwistSurface::fTrans
protectedinherited

◆ kCarTolerance

G4double G4VTwistSurface::kCarTolerance
protectedinherited

◆ sAreaMask

const G4int G4VTwistSurface::sAreaMask = 0XF0000000
staticinherited

Definition at line 235 of file G4VTwistSurface.hh.

◆ sAxis0

const G4int G4VTwistSurface::sAxis0 = 0x0000FF00
staticinherited

◆ sAxis1

const G4int G4VTwistSurface::sAxis1 = 0x000000FF
staticinherited

◆ sAxisMask

const G4int G4VTwistSurface::sAxisMask = 0x0000FCFC
staticinherited

Definition at line 234 of file G4VTwistSurface.hh.

Referenced by G4VTwistSurface::GetBoundaryAxis().

◆ sAxisMax

const G4int G4VTwistSurface::sAxisMax = 0x00000202
staticinherited

◆ sAxisMin

const G4int G4VTwistSurface::sAxisMin = 0x00000101
staticinherited

◆ sAxisPhi

const G4int G4VTwistSurface::sAxisPhi = 0x00001414
staticinherited

◆ sAxisRho

const G4int G4VTwistSurface::sAxisRho = 0x00001010
staticinherited

◆ sAxisX

const G4int G4VTwistSurface::sAxisX = 0x00000404
staticinherited

◆ sAxisY

const G4int G4VTwistSurface::sAxisY = 0x00000808
staticinherited

◆ sAxisZ

const G4int G4VTwistSurface::sAxisZ = 0x00000C0C
staticinherited

◆ sBoundary

const G4int G4VTwistSurface::sBoundary = 0x20000000
staticinherited

◆ sC0Max1Max

const G4int G4VTwistSurface::sC0Max1Max = 0x40000202
staticinherited

◆ sC0Max1Min

const G4int G4VTwistSurface::sC0Max1Min = 0x40000201
staticinherited

◆ sC0Min1Max

const G4int G4VTwistSurface::sC0Min1Max = 0x40000102
staticinherited

◆ sC0Min1Min

const G4int G4VTwistSurface::sC0Min1Min = 0x40000101
staticinherited

◆ sCorner

const G4int G4VTwistSurface::sCorner = 0x40000000
staticinherited

◆ sInside

const G4int G4VTwistSurface::sInside = 0x10000000
staticinherited

◆ sOutside

const G4int G4VTwistSurface::sOutside = 0x00000000
staticinherited

◆ sSizeMask

const G4int G4VTwistSurface::sSizeMask = 0x00000303
staticinherited

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