#include <BfldHandler.h>
Inheritance diagram for BfldHandler:
Public Member Functions | |
| BfldHandler () | |
| virtual | ~BfldHandler () |
| TVector3 | GetBField (const TVector3 &position, Bool_t isUVZ) |
| virtual TVector3 | GetBFieldMeshCoord (const TVector3 &position)=0 |
| BfldMap * | GetMap () const |
| void | SetCache (BfldCache *cache) |
| void | SetLastPolygAsSeed () |
| virtual void | SetInterpMethod (const BfldInterpMethod::InterpMethod_t method) |
| virtual void | SetMap (BfldMap *map) |
| virtual void | SetMesh (BfldMesh *mesh) |
Protected Attributes | |
| BfldInterpMethod::InterpMethod_t | fInterpMethod |
| Bool_t | fUseLastAsSeed |
| BfldCache * | fCache |
| BfldMap * | fMap |
| BfldMesh * | fMesh |
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Definition at line 26 of file BfldHandler.cxx. 00027 : fInterpMethod(BfldInterpMethod::kDefault), fUseLastAsSeed(kTRUE), 00028 fCache(0), fMap(0), fMesh(0) 00029 { 00030 // base handler ctor 00031 // clear basic components 00032 }
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Definition at line 35 of file BfldHandler.cxx. References BfldRefCnt::DecrementRef(), fMap, and fMesh. 00036 {
00037 // tell the held map and mesh that this handler no longer
00038 // has need of them
00039 if (fMap) fMap->DecrementRef();
00040 if (fMesh) fMesh->DecrementRef();
00041 }
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Definition at line 44 of file BfldHandler.cxx. References fMesh, GetBFieldMeshCoord(), BfldMesh::GetIsUVZ(), and MAXMSG. Referenced by BfldCanvas::Fill(), and BField::GetBField(). 00045 {
00046 // Return the field for the requested position.
00047 // Translate (if necessary) the position before passing it
00048 // to the workhorse routine, translate back if necessary.
00049
00050 //MAXMSG("Bfld",Msg::kVerbose,5)
00051 // << "GetBField pos=(" << position.x() << "," << position.y() << ")" << endl;
00052 if ( isUVZ == fMesh->GetIsUVZ() ) return GetBFieldMeshCoord(position);
00053
00054 // mismatch ... do some work
00055 // we don't need to know the detector since only both NearDet & FarDet
00056 // use the same rotation .
00057 // (only CalDet doesn't and it has UVZ=XYZ, but it never has a field)
00058
00059 MAXMSG("Bfld",Msg::kVerbose,5)
00060 << "BfldHandler::GetBField passed isUVZ= "
00061 << (isUVZ?"yes":"no")
00062 << " which didn't match Mesh."
00063 << endl;
00064
00065 static const double kInvSqrt2 = TMath::Sqrt(0.5);
00066 if ( isUVZ ) {
00067 // position is UVZ, so mesh must be XYZ, but return B_uvz
00068 Double_t u = position[0];
00069 Double_t v = position[1];
00070 Double_t z = position[2];
00071 TVector3 xyz(kInvSqrt2*(u-v),kInvSqrt2*(u+v),z);
00072 TVector3 bxyz = GetBFieldMeshCoord(xyz);
00073 Double_t bx = bxyz[0];
00074 Double_t by = bxyz[1];
00075 Double_t bz = bxyz[2];
00076 return TVector3(kInvSqrt2*(by+bx),kInvSqrt2*(by-bx),bz);
00077 }
00078 else {
00079 // position is XYZ, so mesh must be UVZ, but return B_xyz
00080 Double_t x = position[0];
00081 Double_t y = position[1];
00082 Double_t z = position[2];
00083 TVector3 uvz(kInvSqrt2*(x+y),kInvSqrt2*(y-x),z);
00084 TVector3 buvz = GetBFieldMeshCoord(uvz);
00085 Double_t bu = buvz[0];
00086 Double_t bv = buvz[1];
00087 Double_t bz = buvz[2];
00088 return TVector3(kInvSqrt2*(bu-bv),kInvSqrt2*(bu+bv),bz);
00089 }
00090 }
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Implemented in BfldHandlerRect2d, and BfldHandlerVoronoi. Referenced by GetBField(). |
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Definition at line 38 of file BfldHandler.h. Referenced by BField::SetupHandlerForMap(). 00038 { return fMap; }
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Definition at line 40 of file BfldHandler.h. References fCache. Referenced by BField::operator=(), and BField::ResetVldContext(). 00040 { fCache = cache; }
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Reimplemented in BfldHandlerRect2d, and BfldHandlerVoronoi. Definition at line 93 of file BfldHandler.cxx. References fInterpMethod. Referenced by BfldHandlerVoronoi::SetInterpMethod(), BfldHandlerRect2d::SetInterpMethod(), and BField::SetInterpMethod(). 00094 {
00095 // set the interpolation method for this handler
00096 // specialized handler versions should override the
00097 // translation of "kDefault" to their optimal choice
00098 // and should also disallow illegal choices
00099
00100 BfldInterpMethod::InterpMethod_t chosen = method;
00101
00102 if (BfldInterpMethod::kDefault == chosen) {
00103 // pick a default method
00104 // for the generic case we'll choose "kClosest" because
00105 // all approaches should easily support this
00106 chosen = BfldInterpMethod::kClosest;
00107 }
00108
00109 fInterpMethod = chosen;
00110 }
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Definition at line 41 of file BfldHandler.h. References fUseLastAsSeed. Referenced by BField::operator=(), and BField::ResetVldContext(). 00041 { fUseLastAsSeed = kTRUE; }
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Reimplemented in BfldHandlerVoronoi. Definition at line 113 of file BfldHandler.cxx. References BfldRefCnt::DecrementRef(), fMap, and BfldRefCnt::IncrementRef(). Referenced by BfldCanvasRect2d::BfldCanvasRect2d(), BfldHandlerVoronoi::SetMap(), and BField::SetupHandlerForMap(). 00114 {
00115 // tell this handler about the map
00116
00117 if (fMap) fMap->DecrementRef();
00118 fMap = bmap;
00119 fMap->IncrementRef();
00120 }
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Reimplemented in BfldHandlerVoronoi. Definition at line 123 of file BfldHandler.cxx. References BfldRefCnt::DecrementRef(), fMesh, and BfldRefCnt::IncrementRef(). Referenced by BfldCanvasRect2d::BfldCanvasRect2d(), BfldHandlerVoronoi::SetMesh(), and BField::SetupHandlerForMap(). 00124 {
00125 // tell this handler about the map
00126
00127 if (fMesh) fMesh->DecrementRef();
00128 fMesh = mesh;
00129 fMesh->IncrementRef();
00130 }
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Definition at line 56 of file BfldHandler.h. Referenced by SetCache(). |
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Definition at line 53 of file BfldHandler.h. Referenced by SetInterpMethod(). |
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Definition at line 57 of file BfldHandler.h. Referenced by SetMap(), and ~BfldHandler(). |
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Definition at line 58 of file BfldHandler.h. Referenced by GetBField(), SetMesh(), and ~BfldHandler(). |
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Definition at line 54 of file BfldHandler.h. Referenced by SetLastPolygAsSeed(). |
1.3.9.1