| 1 | #ifndef MARS_MVector3
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| 2 | #define MARS_MVector3
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| 3 |
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| 4 | #ifndef ROOT_TVector3
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| 5 | #include <TVector3.h>
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| 6 | #endif
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| 7 |
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| 8 | class MVector3 : public TVector3
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| 9 | {
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| 10 | private:
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| 11 | enum VectorType_t
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| 12 | {
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| 13 | kIsInvalid,
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| 14 | kIsRaDec,
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| 15 | kIsZdAz,
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| 16 | kIsAltAz,
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| 17 | kIsArbitrary
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| 18 | };
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| 19 |
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| 20 | VectorType_t fType;
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| 21 |
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| 22 | TString fName;
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| 23 |
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| 24 | void SetThetaPhiMag(Double_t theta, Double_t phi, Double_t mag)
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| 25 | {
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| 26 | SetMagThetaPhi(TMath::Power(10, -mag/2.5), theta, phi);
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| 27 | }
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| 28 |
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| 29 | public:
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| 30 | MVector3() { fType=kIsInvalid; }
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| 31 | MVector3(Double_t theta, Double_t phi, Double_t mag=0)
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| 32 | {
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| 33 | SetThetaPhiMag(theta, phi, mag);
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| 34 | fType=kIsArbitrary;
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| 35 | }
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| 36 | MVector3(const TVector3 &v3) : TVector3(v3) { fType=kIsArbitrary; }
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| 37 | Double_t Magnitude() const { return -2.5*TMath::Log10(Mag()); }
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| 38 |
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| 39 | void SetRaDec(Double_t ra, Double_t dec, Double_t mag=0)
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| 40 | {
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| 41 | fType = kIsRaDec;
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| 42 | SetThetaPhiMag(TMath::Pi()/2-dec, ra, mag);
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| 43 | }
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| 44 | void SetName(const TString &str) { fName = str.Strip(TString::kBoth); }
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| 45 | void SetZdAz(Double_t zd, Double_t az, Double_t mag=0)
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| 46 | {
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| 47 | fType = kIsZdAz;
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| 48 | SetThetaPhiMag(zd, az, mag);
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| 49 | }
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| 50 | void SetAltAz(Double_t alt, Double_t az, Double_t mag=0)
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| 51 | {
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| 52 | fType = kIsAltAz;
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| 53 | SetThetaPhiMag(TMath::Pi()/2-alt, az, mag);
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| 54 | }
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| 55 |
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| 56 | const char *GetName() const { return fName; }
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| 57 |
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| 58 | void WriteBinary(ostream &out) const;
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| 59 | void ReadBinary(istream &in);
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| 60 |
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| 61 | ClassDef(MVector3, 1) // A specialized TVector3 storing a star-name
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| 62 | };
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| 63 |
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| 64 | #endif
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