+++ /dev/null
-/**************************************************************************
- * Copyright(c) 2004, ALICE Experiment at CERN, All rights reserved. *
- * *
- * Author: The ALICE Off-line Project. *
- * Contributors are mentioned in the code where appropriate. *
- * *
- * Permission to use, copy, modify and distribute this software and its *
- * documentation strictly for non-commercial purposes is hereby granted *
- * without fee, provided that the above copyright notice appears in all *
- * copies and that both the copyright notice and this permission notice *
- * appear in the supporting documentation. The authors make no claims *
- * about the suitability of this software for any purpose. It is *
- * provided "as is" without express or implied warranty. *
- **************************************************************************/
-
-/* $Id$ */
-
-//////////////////////////////////////////////////////////////////////////////
-//
-// Utility class to help implement the FMD geometry. This provides
-// the interface for the concrete geometry implementations of the FMD
-// sub-detectors.
-//
-// The AliFMD object owns the AliFMDSubDetector objects
-//
-// Latest changes by Christian Holm Christensen
-//
-//////////////////////////////////////////////////////////////////////////////
-
-#include "AliFMDSubDetector.h" // ALIFMDSUBDETECTOR_H
-#include "AliFMDRing.h" // ALIFMDRING_H
-#include <AliLog.h> // ALILOG_H
-#include <TVirtualMC.h> // ROOT_TVirtualMC
-#include <TList.h> // ROOT_TList
-#include <TString.h> // ROOT_TString
-
-//____________________________________________________________________
-ClassImp(AliFMDSubDetector)
-
-//____________________________________________________________________
-const Char_t* AliFMDSubDetector::fgkHoneyTopFormat = "F%d%cH";
-const Char_t* AliFMDSubDetector::fgkHoneyBottomFormat = "F%d%cI";
-const Char_t* AliFMDSubDetector::fgkHoneyTopInnerFormat = "F%d%cJ";
-const Char_t* AliFMDSubDetector::fgkHoneyBottomInnerFormat = "F%d%cK";
-
-//____________________________________________________________________
-AliFMDSubDetector::AliFMDSubDetector(Int_t n)
- : fId(n),
- fInnerZ(0),
- fOuterZ(0),
- fInner(0),
- fOuter(0)
-{
- // Normal CTOR
- SetAlThickness();
- SetHoneycombThickness();
-}
-
-
-//____________________________________________________________________
-void
-AliFMDSubDetector::Draw(Option_t* /* opt */) const
-{
- // DebugGuard guard("AliFMDSubDetector::Draw");
- AliDebug(30, Form("\tDrawing FMD%d", fId));
- Gsatt();
- gMC->Gdraw(Form("FMD%d", fId));
-}
-
-//____________________________________________________________________
-void
-AliFMDSubDetector::DrawSpecs() const
-{
- // DebugGuard guard("AliFMDSubDetector::Draw");
- AliDebug(30, Form("\tDrawing specs foro FMD%d", fId));
- gMC->DrawOneSpec(Form("FMD%d", fId));
-}
-
-//____________________________________________________________________
-Bool_t
-AliFMDSubDetector::CheckHit(Char_t ring, Int_t module, Double_t x, Double_t y)
-{
- // Check if a hit (x,y) in module module of ring ring is within the
- // actual shape.
- AliDebug(30, Form("\tChecking wether the hit at (%lf,%lf) "
- "is in ring %c module %d", x, y, ring, module));
- Bool_t ret = kFALSE;
- switch (ring) {
- case 'i':
- case 'I':
- if (!fInner) break;
- ret = fInner->IsWithin(module, x, y);
- break;
- case 'o':
- case 'O':
- if (!fOuter) break;
- ret = fOuter->IsWithin(module, x, y);
- break;
- }
- return ret;
-}
-
-//____________________________________________________________________
-void
-AliFMDSubDetector::SimpleGeometry(TList* nodes,
- TNode* mother,
- Int_t colour,
- Double_t zMother)
-{
- // Make a simplified geometry for event display
- //
- // Parameters
- //
- // nodes List of nodes to register all create nodes in
- // mother Mother node to put the ring in.
- // colour Colour of the nodes
- // zMother Z position of the node in the mother volume
- //
- AliDebug(20, Form("\tCreating simple geometry for FMD%d", fId));
- for (int i = 0; i < 2; i++) {
- AliFMDRing* r = 0;
- Double_t z = 0;
- switch (i) {
- case 0:
- r = fInner;
- z = fInnerZ;
- break;
- case 1:
- r = fOuter;
- z = fOuterZ;
- break;
- }
- if (!r) continue;
-
- // Make the coordinates relative to the mother volume. If we're
- // on the positive side, then we need to flip the z-coordinate, as
- // we'll rotate the whole sub-detector afterwards.
- z -= zMother;
- if (zMother > 0) z *= -1;
-
- r->SimpleGeometry(nodes, mother, colour, z, fId);
- }
-}
-
-
-//____________________________________________________________________
-void
-AliFMDSubDetector::SetupGeometry(Int_t airId, Int_t alId, Int_t /* cId
- */)
-{
- // Set up the geometry of this particular detector.
- //
- // In this class, it defines the support honey comp calls and
- // nothing else.
- //
- // Parameters
- // airId Medium of inactive virtual volumes
- // alId Medium of honeycomb
- //
- // DebugGuard guard("AliFMDSubDetector::SetupGeometry");
- AliDebug(20, Form("\tSetting up the geometry for FMD%d", fId));
- TString name;
- Double_t par[5];
-
- for (int i = 0; i < 2; i++) {
- AliFMDRing* r = 0;
- char c = '\0';
- switch (i) {
- case 0:
- r = fInner;
- par[0] = fInnerHoneyLowR;
- par[1] = fInnerHoneyHighR;
- break;
- case 1:
- r = fOuter;
- par[0] = fOuterHoneyLowR;
- par[1] = fOuterHoneyHighR;
- break;
- }
- if (!r) continue;
- c = r->GetId();
-
- // Top of honeycomb, inner ring
- par[2] = fHoneycombThickness / 2;
- par[3] = 0;
- par[4] = 180;
- name = Form(fgkHoneyTopFormat, fId, c);
- gMC->Gsvolu(name.Data(), "TUBS", alId, par, 5);
-
- // Bottom of honeycomb, inner ring
- par[3] = 180;
- par[4] = 360;
- name = Form(fgkHoneyBottomFormat, fId, c);
- gMC->Gsvolu(name.Data(), "TUBS", alId, par, 5);
-
- // Air in top of honeycomb, inner ring
- par[0] += fAlThickness;
- par[1] -= fAlThickness;
- par[2] -= fAlThickness;
- par[3] = 0;
- par[4] = 180;
- name = Form(fgkHoneyTopInnerFormat, fId, c);
- gMC->Gsvolu(name.Data(), "TUBS", airId, par, 5);
-
- // Air in bottom of honeycomb, inner ring
- par[3] = 180;
- par[4] = 360;
- name = Form(fgkHoneyBottomInnerFormat, fId, c);
- gMC->Gsvolu(name.Data(), "TUBS", airId, par, 5);
- }
-}
-
-//____________________________________________________________________
-void
-AliFMDSubDetector::Geometry(const char* mother, Int_t pbRotId, Int_t idRotId,
- Double_t zMother)
-{
- // Place the volume inside mother volume.
- //
- // Parameters
- //
- // mother Volume to position this detector in
- // pbRotId Print board rotation matrix,
- // idRotId Identity rotation matrix
- // zMother The Z passed in, is the position of the middle
- // point of the mother volume.
- //
- // In this base class, it asks the contained rings to position
- // themselves in the mother volume, and positions the honey comb
- // support in the mother volume
- //
- // DebugGuard guard("AliFMDSubDetector::Geometry");
- AliDebug(20, Form("\tDefining the rings in %s (z=%lf cm)",
- mother, zMother));
-
- Double_t ringW;
- Double_t z = 0;
- // Double_t* b = 0;
- TString name;
- TString name2;
-
- for (int i = 0; i < 2; i++) {
- AliFMDRing* r = 0;
- char c = '\0';
- switch (i) {
- case 0:
- r = fInner;
- z = fInnerZ;
- break;
- case 1:
- r = fOuter;
- z = fOuterZ;
- break;
- }
- if (!r) continue;
- c = r->GetId();
-
- // Make the coordinates relative to the mother volume. If we're
- // on the positive side, then we need to flip the z-coordinate, as
- // we'll rotate the whole sub-detector afterwards.
- Double_t z2 = z;
- z2 -= zMother;
- if (zMother > 0) z2 *= -1;
- AliDebug(10, Form("\tPutting ring %c in %s at z=%lf-%lf=%lf",
- c, mother, z, zMother, z2));
- r->Geometry(mother, fId, z2, pbRotId, idRotId);
- ringW = r->GetRingDepth();
- z2 -= ringW + fHoneycombThickness / 2;
-
- // Top of honeycomb
- name = Form(fgkHoneyTopFormat, fId, c);
- gMC->Gspos(name.Data(), 1, mother, 0, 0, z2, idRotId, "ONLY");
-
- // Air in top of honeycomb
- name2 = name;
- name = Form(fgkHoneyTopInnerFormat, fId, c);
- gMC->Gspos(name.Data(), 1, name2.Data(),0,fAlThickness,0,idRotId,"ONLY");
-
- // Bottom of honeycomb
- name = Form(fgkHoneyBottomFormat, fId, c);
- gMC->Gspos(name.Data(), 1, mother, 0, 0, z2, idRotId, "ONLY");
-
- // Air in bottom of honeycomb
- name2 = name;
- name = Form(fgkHoneyBottomInnerFormat, fId, c);
- gMC->Gspos(name.Data(),1,name2.Data(),0,-fAlThickness,0,idRotId, "ONLY");
- }
-}
-
-//____________________________________________________________________
-void
-AliFMDSubDetector::Gsatt() const
-{
- // Set drawing attributes for the detector
- //
- // DebugGuard guard("AliFMDSubDetector::Gsatt");
- AliDebug(30, Form("\tSetting draw attributs for FMD%d", fId));
- TString name;
-
- name = Form("FMD%d", fId);
- gMC->Gsatt(name.Data(), "SEEN", 0);
-
- for (int i = 0; i < 2; i++) {
- AliFMDRing* r = 0;
- char c = '\0';
- switch (i) {
- case 0: r = fInner; break;
- case 1: r = fOuter; break;
- }
- if (!r) continue;
- c = r->GetId();
-
- name = Form(fgkHoneyTopFormat, fId, c);
- gMC->Gsatt(name.Data(), "SEEN", 1);
-
- name = Form(fgkHoneyBottomFormat, fId, c);
- gMC->Gsatt(name.Data(), "SEEN", 1);
-
- name = Form(fgkHoneyTopInnerFormat, fId, c);
- gMC->Gsatt(name.Data(), "SEEN", 0);
-
- name = Form(fgkHoneyBottomInnerFormat, fId, c);
- gMC->Gsatt(name.Data(), "SEEN", 0);
- }
-}
-
-
-//____________________________________________________________________
-//
-// EOF
-//
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