source: trunk/MagicSoft/Mars/mgeom/MGeomPix.h@ 4915

Last change on this file since 4915 was 4826, checked in by tbretz, 20 years ago
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1#ifndef MARS_MGeomPix
2#define MARS_MGeomPix
3
4#ifndef MARS_MParContainer
5#include "MParContainer.h"
6#endif
7
8class MGeomCam;
9
10class MGeomPix : public MParContainer
11{
12private:
13 static const Float_t gsTan60; // tan(60/kRad2Deg);
14 static const Float_t gsTan30; // tan(30/kRad2Deg);
15
16 enum {
17 kIsInOutermostRing = BIT(22),
18 kIsInOuterRing = BIT(23),
19 kUserBits = 0x1fc000 // 14-21 are allowed
20 };
21
22 Float_t fX; // [mm] the x coordinate of the center
23 Float_t fY; // [mm] the y coordinate of the center
24 Float_t fD; // [mm] the d coordinate of the pixel (dist between two parallel sides)
25 Float_t fA; // [mm^2] Area of the pixel
26
27 Byte_t fNumNeighbors; // number of valid neighbors
28 Short_t fNeighbors[6]; // the IDs of the pixel next to it (we are assuming an hexagonal geometry)
29
30 UInt_t fSector; // Number of sector the pixels corresponds to
31 UInt_t fAidx; // Area index of the pixel
32
33public:
34 MGeomPix(Float_t x=0, Float_t y=0, Float_t d=0, UInt_t s=0, UInt_t aidx=0);
35
36 void Print(Option_t *opt=NULL) const;
37
38 void Set(Float_t x, Float_t y, Float_t d, UInt_t s=0, UInt_t aidx=0) { fX=x; fY=y; fD=d; fA=d*d*gsTan60/2; fSector=s; fAidx=aidx; }
39
40 void SetNeighbors(Short_t i0=-1, Short_t i1=-1, Short_t i2=-1,
41 Short_t i3=-1, Short_t i4=-1, Short_t i5=-1);
42
43 void CheckOuterRing(const MGeomCam &cam);
44
45 Float_t GetX() const { return fX; }
46 Float_t GetY() const { return fY; }
47 Float_t GetD() const { return fD; }
48 Float_t GetL() const { return fD*gsTan30; } // Length of one of the parallel sides
49 UInt_t GetSector() const { return fSector; }
50
51 Float_t GetA() const { return fA; /*fD*fD*gsTan60/2;*/ }
52 Int_t GetAidx() const { return fAidx; }
53
54 Byte_t GetNumNeighbors() const { return fNumNeighbors; }
55 Short_t GetNeighbor(Byte_t i) const { return fNeighbors[i]; }
56
57 Bool_t IsInOutermostRing() const { return TestBit(kIsInOutermostRing); }
58 Bool_t IsInOuterRing() const { return TestBit(kIsInOuterRing); }
59
60 Bool_t IsInside(Float_t px, Float_t py) const;
61
62 /*
63 //
64 // These function are for future usage. They are not virtual in
65 // root by now.
66 //
67 void SetBit(UInt_t f, Bool_t set) { set ? TObject::SetBit(f) : TObject::ResetBit(f); }
68 void SetBit(UInt_t f) { TObject::SetBit(f & kUserBits); }
69 void ResetBit(UInt_t f) { TObject::ResetBit(f & kUserBits); }
70 void InvertBit(UInt_t f) { TObject InvertBit(f & kUserBits); }
71 */
72
73 ClassDef(MGeomPix, 3) // Geometry class describing the geometry of one pixel
74};
75
76#endif
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