| 1 | #ifndef MARS_MGeomCam
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| 2 | #define MARS_MGeomCam
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| 3 |
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| 4 | #ifndef MARS_MParContainer
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| 5 | #include "MParContainer.h"
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| 6 | #endif
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| 7 | #ifndef ROOT_TObjArray
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| 8 | #include <TObjArray.h>
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| 9 | #endif
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| 10 | #ifndef ROOT_TArrayF
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| 11 | #include <TArrayF.h>
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| 12 | #endif
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| 13 |
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| 14 | class TVector2;
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| 15 | class MGeomPix;
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| 16 |
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| 17 | class MGeomCam : public MParContainer
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| 18 | {
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| 19 | private:
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| 20 | UInt_t fNumPixels; // Number of pixels in this camera
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| 21 |
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| 22 | Float_t fCamDist; // [m] Average distance of the camera from the mirror
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| 23 | Float_t fConvMm2Deg; // conversion factor to convert mm in the camera plain into degrees
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| 24 |
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| 25 | TObjArray fPixels; // Array of singel pixels storing the geometry
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| 26 |
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| 27 | TArrayF fMaxRadius; // maximum radius of the part of the camera with the same pixel size (eg. for GUI layout)
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| 28 | TArrayF fMinRadius; // minimum radius of the part of the camera with the same pixel size (eg. for GUI layout)
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| 29 | TArrayF fPixRatio; // Array storing the ratio between size of pixel 0 and pixel idx (for speed reasons)
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| 30 | TArrayF fPixRatioSqrt; // Array storing the square root ratio between size of pixel 0 and pixel idx (for speed reasons)
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| 31 |
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| 32 | Int_t fNumSectors; // Number of sectors
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| 33 | Int_t fNumAreas; // Number of different pixel sizes
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| 34 |
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| 35 | protected:
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| 36 |
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| 37 | void CalcMaxRadius();
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| 38 | void CalcNumSectors();
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| 39 | void CalcNumAreas();
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| 40 | void InitOuterRing();
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| 41 |
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| 42 |
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| 43 | public:
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| 44 | MGeomCam();
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| 45 | MGeomCam(UInt_t npix, Float_t dist, const char *name=NULL, const char *title=NULL);
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| 46 |
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| 47 | virtual TObject *Clone(const char *newname=NULL) const;
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| 48 |
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| 49 | void CalcPixRatio();
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| 50 | // FIXME, workaround: this function is made public just to allow
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| 51 | // the use of some camera files from the 0.7 beta version in which the
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| 52 | // array containing pixel ratios is not initialized.
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| 53 | void InitGeometry()
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| 54 | {
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| 55 | CalcNumSectors();
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| 56 | CalcNumAreas();
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| 57 | CalcMaxRadius();
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| 58 | CalcPixRatio();
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| 59 | InitOuterRing();
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| 60 | }
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| 61 |
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| 62 | Float_t GetCameraDist() const { return fCamDist; }
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| 63 | Float_t GetConvMm2Deg() const { return fConvMm2Deg; }
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| 64 |
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| 65 | UInt_t GetNumPixels() const { return fNumPixels; }
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| 66 |
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| 67 | Float_t GetMaxRadius(const Int_t i=-1) const;
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| 68 | Float_t GetMinRadius(const Int_t i=-1) const;
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| 69 |
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| 70 | UInt_t GetNumSectors() const { return fNumSectors; }
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| 71 | UInt_t GetNumAreas() const { return fNumAreas; }
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| 72 | Float_t GetPixRatio(UInt_t i) const;
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| 73 | Float_t GetPixRatioSqrt(UInt_t i) const;
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| 74 |
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| 75 | MGeomPix &operator[](Int_t i);
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| 76 | MGeomPix &operator[](Int_t i) const;
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| 77 |
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| 78 | Int_t GetPixelIdx(const TVector2 &v) const;
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| 79 | Int_t GetPixelIdxDeg(const TVector2 &v) const;
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| 80 | Int_t GetPixelIdxXY(Float_t x, Float_t y) const;
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| 81 | Int_t GetPixelIdxXYdeg(Float_t x, Float_t y) const
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| 82 | {
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| 83 | return GetPixelIdxXY(x/fConvMm2Deg, y/fConvMm2Deg);
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| 84 | }
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| 85 |
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| 86 | virtual void Print(Option_t *opt=NULL) const;
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| 87 |
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| 88 | ClassDef(MGeomCam, 4) // Geometry base class for the camera
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| 89 | };
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| 90 |
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| 91 | #endif
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