Ignore:
Timestamp:
01/06/11 16:53:13 (12 years ago)
Author:
tbretz
Message:
Implemented improved handling for the obscuration by the detector.
File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/Mars/mgeom/MGeomCam.cc

    r9398 r10090  
    422422// --------------------------------------------------------------------------
    423423//
     424// Check if the photon which is flying along the trajectory u has passed
     425// (or will pass) the frame of the camera (and consequently get
     426// absorbed). The position p and direction u must be in the
     427// telescope coordinate frame, which is z parallel to the focal plane,
     428// x to the right and y upwards, looking from the mirror towards the camera.
     429//
     430// The units are cm.
     431//
     432Bool_t MGeomCam::HitFrame(MQuaternion p, const MQuaternion &u, Double_t margin) const
     433{
     434    if (margin<=0)
     435        return HitFrame(p, u);
     436
     437    // z is defined from the mirror (0) to the camera (z>0).
     438    // Thus we just propagate to the focal plane (z=fDist)
     439    p.PropagateZ(u, GetCameraDist()*100); // m->cm
     440    return p.R()<margin;
     441}
     442
     443// --------------------------------------------------------------------------
     444//
    424445// Check if the position given in the focal plane (so z can be ignored)
    425446// is a position which might hit the detector. It is meant to be a rough
     
    583604//  at the end.
    584605//
    585 // All pixel swith a center withing 1.75*GetT() are considered neiighbors,
     606// All pixels with a center withing 1.75*GetT() are considered neighbors,
    586607// Only six neighbors are allowed.
    587608//
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