source:
trunk/KtJet/KtUtil.cc@
12
| Last change on this file since 12 was 2, checked in by , 16 years ago | |
|---|---|
| File size: 356 bytes | |
| Rev | Line | |
|---|---|---|
| [2] | 1 | #include "KtJet/KtUtil.h" |
| 2 | #include "KtJet/KtLorentzVector.h" | |
| 3 | #include <cmath> | |
| 4 | ||
| 5 | namespace KtJet { | |
| 6 | /** Put phi in range [-pi,+pi]. No such function in CLHEP 1.7. (But is in 1.8.) | |
| 7 | */ | |
| 8 | KtFloat phiAngle(KtFloat testphi) { | |
| 9 | KtFloat phi = testphi; | |
| 10 | while (phi>M_PI) phi -= (2*M_PI); | |
| 11 | while (phi<-M_PI) phi += (2*M_PI); | |
| 12 | return phi; | |
| 13 | } | |
| 14 | ||
| 15 | }//end of namespace |
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