122 lines
5.2 KiB
C
122 lines
5.2 KiB
C
#include "TGeoManager.h"
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#include "TGeoVolume.h"
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#include "TGeoBBox.h"
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#include "TCanvas.h"
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#include "TPolyMarker3D.h"
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#include "TPolyLine3D.h"
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#include "TMath.h"
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void ANASEN_model(int anodeID1 = -1, int anodeID2 = -1, int cathodeID1 = -1, int cathodeID2 = -1 ) {
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// Create ROOT manager and master volume
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TGeoManager *geom = new TGeoManager("Detector", "ANASEN");
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//--- define some materials
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TGeoMaterial *matVacuum = new TGeoMaterial("Vacuum", 0,0,0);
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TGeoMaterial *matAl = new TGeoMaterial("Al", 26.98,13,2.7);
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//--- define some media
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TGeoMedium *Vacuum = new TGeoMedium("Vacuum",1, matVacuum);
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TGeoMedium *Al = new TGeoMedium("Root Material",2, matAl);
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//--- make the top container volume
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Double_t worldx = 200.; //mm
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Double_t worldy = 200.; //mm
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Double_t worldz = 200.; //mm
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TGeoVolume *worldBox = geom->MakeBox("ROOT", Vacuum, worldx, worldy, worldz);
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geom->SetTopVolume(worldBox);
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//--- making axis
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TGeoVolume *axisX = geom->MakeTube("axisX", Al, 0, 0.1, 5.);
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axisX->SetLineColor(1);
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worldBox->AddNode(axisX, 1, new TGeoCombiTrans(5, 0, 0., new TGeoRotation("rotA", 90., 90., 0.)));
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TGeoVolume *axisY = geom->MakeTube("axisY", Al, 0, 0.1, 5.);
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axisY->SetLineColor(1);
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worldBox->AddNode(axisY, 1, new TGeoCombiTrans(0, 5, 0., new TGeoRotation("rotB", 0., 90., 0.)));
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TGeoVolume *axisZ = geom->MakeTube("axisZ", Al, 0, 0.1, 5.);
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axisZ->SetLineColor(1);
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worldBox->AddNode(axisZ, 1, new TGeoTranslation(0, 0, 5));
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//--- making ANASEN
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const int nWire = 24;
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const int wireShift = 3;
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const int zLen = 300; //mm
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const int radiusA = 38;
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const int radiusC = 43;
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//.......... convert to wire center dimensions
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double dAngle = wireShift * TMath::TwoPi() / nWire;
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double radiusAnew = radiusA * TMath::Cos( dAngle / 2.);
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double wireALength = TMath::Sqrt( zLen*zLen + TMath::Power(2* radiusA * TMath::Sin(dAngle/2),2) );
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double wireATheta = TMath::ATan2( 2* radiusA * TMath::Sin( dAngle / 2.), zLen);
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// printf(" dAngle : %f\n", dAngle);
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// printf(" newRadius : %f\n", radiusAnew);
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// printf("wireLength : %f\n", wireALength);
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// printf("wire Theta : %f\n", wireATheta);
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TGeoVolume *pcA = geom->MakeTube("tub1", Al, 0, 0.01, wireALength/2);
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pcA->SetLineColor(4);
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for( int i = 0; i < nWire; i++){
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if( anodeID2 >= 0 && (i < anodeID1 || i > anodeID2) ) continue;
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worldBox->AddNode(pcA, i+1, new TGeoCombiTrans( radiusAnew * TMath::Cos( TMath::TwoPi() / nWire *i + dAngle / 2),
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radiusAnew * TMath::Sin( TMath::TwoPi() / nWire *i + dAngle / 2),
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0,
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new TGeoRotation("rot1", 360/ nWire * (i + wireShift/2.), wireATheta * 180/ TMath::Pi(), 0.)));
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}
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double radiusCnew = radiusC * TMath::Cos( dAngle / 2.);
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double wireCLength = TMath::Sqrt( zLen*zLen + TMath::Power(2* radiusC * TMath::Sin(dAngle/2),2) );
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double wireCTheta = TMath::ATan2( 2* radiusC * TMath::Sin( dAngle / 2.), zLen);
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TGeoVolume *pcC = geom->MakeTube("tub2", Al, 0, 0.01, wireCLength/2);
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pcC->SetLineColor(6);
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for( int i = 0; i < nWire; i++){
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if( cathodeID2 >= 0 && (i < cathodeID1 || i > cathodeID2) ) continue;
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worldBox->AddNode(pcC, i+1, new TGeoCombiTrans( radiusCnew * TMath::Cos( TMath::TwoPi() / nWire *i - dAngle/2),
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radiusCnew * TMath::Sin( TMath::TwoPi() / nWire *i - dAngle/2),
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0,
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new TGeoRotation("rot1", 360/ nWire * (i - wireShift/2.), -wireCTheta * 180/ TMath::Pi(), 0.)));
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}
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const int nSX3 = 12;
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const int sx3Radius = 88;
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const int sx3Width = 40;
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const int sx3Length = 75;
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const int sx3Gap = 5;
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TGeoVolume * sx3 = geom->MakeBox("box", Al, 0.1, sx3Width/2, sx3Length/2);
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sx3->SetLineColor(kGreen+3);
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for( int i = 0; i < nSX3; i++){
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worldBox->AddNode(sx3, 2*i+1., new TGeoCombiTrans( sx3Radius * TMath::Cos( TMath::TwoPi() / nSX3 * (i + 0.5)),
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sx3Radius * TMath::Sin( TMath::TwoPi() / nSX3 * (i + 0.5)),
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sx3Length/2+sx3Gap,
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new TGeoRotation("rot1", 360/nSX3 * (i + 0.5), 0., 0.)));
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worldBox->AddNode(sx3, 2*i+2., new TGeoCombiTrans( sx3Radius * TMath::Cos( TMath::TwoPi() / nSX3 * (i + 0.5)),
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sx3Radius * TMath::Sin( TMath::TwoPi() / nSX3 * (i + 0.5)),
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-sx3Length/2-sx3Gap,
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new TGeoRotation("rot1", 360/nSX3 * (i + 0.5), 0., 0.)));
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}
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const int qqqR1 = 10;
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const int qqqR2 = 50;
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TGeoVolume *qqq = geom->MakeTubs("qqq", Al, qqqR1, qqqR2, 0.5, 5, 85);
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qqq->SetLineColor(7);
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for( int i = 0; i < 4; i++){
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worldBox->AddNode(qqq, i+1, new TGeoCombiTrans( 0,
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0,
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100,
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new TGeoRotation("rot1", 360/4 * (i), 0., 0.)));
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}
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geom->CloseGeometry();
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geom->SetVisLevel(4);
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worldBox->Draw("ogle");
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}
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