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00006 #include <cmath>
00007 #include <algorithm>
00008
00009 #include "FWCore/MessageLogger/interface/MessageLogger.h"
00010 #include "DetectorDescription/Base/interface/DDutils.h"
00011 #include "DetectorDescription/Core/interface/DDLogicalPart.h"
00012 #include "DetectorDescription/Core/interface/DDSolid.h"
00013 #include "DetectorDescription/Core/interface/DDMaterial.h"
00014 #include "DetectorDescription/Core/interface/DDCurrentNamespace.h"
00015 #include "DetectorDescription/Core/interface/DDSplit.h"
00016 #include "Geometry/TrackerCommonData/plugins/DDPixBarLayerAlgo.h"
00017 #include "CLHEP/Units/GlobalPhysicalConstants.h"
00018 #include "CLHEP/Units/GlobalSystemOfUnits.h"
00019
00020
00021 DDPixBarLayerAlgo::DDPixBarLayerAlgo() {
00022 LogDebug("PixelGeom") <<"DDPixBarLayerAlgo info: Creating an instance";
00023 }
00024
00025 DDPixBarLayerAlgo::~DDPixBarLayerAlgo() {}
00026
00027 void DDPixBarLayerAlgo::initialize(const DDNumericArguments & nArgs,
00028 const DDVectorArguments & vArgs,
00029 const DDMapArguments & ,
00030 const DDStringArguments & sArgs,
00031 const DDStringVectorArguments & vsArgs) {
00032
00033 idNameSpace = DDCurrentNamespace::ns();
00034 DDName parentName = parent().name();
00035
00036 genMat = sArgs["GeneralMaterial"];
00037 number = int(nArgs["Ladders"]);
00038 layerDz = nArgs["LayerDz"];
00039 sensorEdge= nArgs["SensorEdge"];
00040 coolDz = nArgs["CoolDz"];
00041 coolWidth = nArgs["CoolWidth"];
00042 coolSide = nArgs["CoolSide"];
00043 coolThick = nArgs["CoolThick"];
00044 coolDist = nArgs["CoolDist"];
00045 coolMat = sArgs["CoolMaterial"];
00046 tubeMat = sArgs["CoolTubeMaterial"];
00047
00048 LogDebug("PixelGeom") << "DDPixBarLayerAlgo debug: Parent " << parentName
00049 << " NameSpace " << idNameSpace << "\n"
00050 << "\tLadders " << number << "\tGeneral Material "
00051 << genMat << "\tLength " << layerDz << "\tSensorEdge "
00052 << sensorEdge << "\tSpecification of Cooling Pieces:\n"
00053 << "\tLength " << coolDz << " Width " << coolWidth
00054 << " Side " << coolSide << " Thickness of Shell "
00055 << coolThick << " Radial distance " << coolDist
00056 << " Materials " << coolMat << ", " << tubeMat;
00057
00058 ladder = vsArgs["LadderName"];
00059 ladderWidth = vArgs["LadderWidth"];
00060 ladderThick = vArgs["LadderThick"];
00061
00062 LogDebug("PixelGeom") << "DDPixBarLayerAlgo debug: Full Ladder "
00063 << ladder[0] << " width/thickness " << ladderWidth[0]
00064 << ", " << ladderThick[0] << "\tHalf Ladder "
00065 << ladder[1] << " width/thickness " << ladderWidth[1]
00066 << ", " << ladderThick[1];
00067 }
00068
00069 void DDPixBarLayerAlgo::execute(DDCompactView& cpv) {
00070
00071 DDName mother = parent().name();
00072 const std::string &idName = mother.name();
00073
00074 double dphi = CLHEP::twopi/number;
00075 double d2 = 0.5*coolWidth;
00076 double d1 = d2 - coolSide*sin(0.5*dphi);
00077 double x1 = (d1+d2)/(2.*sin(0.5*dphi));
00078 double x2 = coolDist*sin(0.5*dphi);
00079 double rmin = (coolDist-0.5*(d1+d2))*cos(0.5*dphi)-0.5*ladderThick[0];
00080 double rmax = (coolDist+0.5*(d1+d2))*cos(0.5*dphi)+0.5*ladderThick[0];
00081 double rmxh = rmax - 0.5*ladderThick[0] + ladderThick[1];
00082 LogDebug("PixelGeom") << "DDPixBarLayerAlgo test: Rmin/Rmax " << rmin
00083 << ", " << rmax << " d1/d2 " << d1 << ", " << d2
00084 << " x1/x2 " << x1 << ", " << x2;
00085
00086 double rtmi = rmin + 0.5*ladderThick[0] - ladderThick[1];
00087 double rtmx = sqrt(rmxh*rmxh+ladderWidth[1]*ladderWidth[1]);
00088 DDSolid solid = DDSolidFactory::tubs(DDName(idName, idNameSpace),0.5*layerDz,
00089 rtmi, rtmx, 0, CLHEP::twopi);
00090 LogDebug("PixelGeom") << "DDPixBarLayerAlgo test: "
00091 << DDName(idName, idNameSpace) << " Tubs made of "
00092 << genMat << " from 0 to " << CLHEP::twopi/CLHEP::deg
00093 << " with Rin " << rtmi << " Rout " << rtmx
00094 << " ZHalf " << 0.5*layerDz;
00095 DDName matname(DDSplit(genMat).first, DDSplit(genMat).second);
00096 DDMaterial matter(matname);
00097 DDLogicalPart layer(solid.ddname(), matter, solid);
00098
00099 double rr = 0.5*(rmax+rmin);
00100 double dr = 0.5*(rmax-rmin);
00101 double h1 = 0.5*coolSide*cos(0.5*dphi);
00102 std::string name = idName + "CoolTube";
00103 solid = DDSolidFactory::trap(DDName(name,idNameSpace), 0.5*coolDz, 0, 0,
00104 h1, d2, d1, 0, h1, d2, d1, 0);
00105 LogDebug("PixelGeom") << "DDPixBarLayerAlgo test: " <<solid.name()
00106 << " Trap made of " << tubeMat << " of dimensions "
00107 << 0.5*coolDz << ", 0, 0, " << h1 << ", " << d2
00108 << ", " << d1 << ", 0, " << h1 << ", " << d2 << ", "
00109 << d1 << ", 0";
00110 matter = DDMaterial(DDName(DDSplit(tubeMat).first, DDSplit(tubeMat).second));
00111 DDLogicalPart coolTube(solid.ddname(), matter, solid);
00112
00113 name = idName + "Coolant";
00114 h1 -= coolThick;
00115 d1 -= coolThick;
00116 d2 -= coolThick;
00117 solid = DDSolidFactory::trap(DDName(name,idNameSpace), 0.5*coolDz, 0, 0,
00118 h1, d2, d1, 0, h1, d2, d1, 0);
00119 LogDebug("PixelGeom") << "DDPixBarLayerAlgo test: " <<solid.name()
00120 << " Trap made of " << coolMat << " of dimensions "
00121 << 0.5*coolDz << ", 0, 0, " << h1 << ", " << d2
00122 << ", " << d1 << ", 0, " << h1 << ", " << d2 << ", "
00123 << d1 << ", 0";
00124 matter = DDMaterial(DDName(DDSplit(coolMat).first, DDSplit(coolMat).second));
00125 DDLogicalPart cool(solid.ddname(), matter, solid);
00126 cpv.position(cool, coolTube, 1, DDTranslation(0.0, 0.0, 0.0), DDRotation());
00127 LogDebug("PixelGeom") << "DDPixBarLayerAlgo test: " << cool.name()
00128 << " number 1 positioned in " << coolTube.name()
00129 << " at (0,0,0) with no rotation";
00130
00131 DDName ladderFull(DDSplit(ladder[0]).first, DDSplit(ladder[0]).second);
00132 DDName ladderHalf(DDSplit(ladder[1]).first, DDSplit(ladder[1]).second);
00133
00134 int nphi=number/2, copy=1, iup=-1;
00135 double phi0 = 90*CLHEP::deg;
00136 for (int i=0; i<number; i++) {
00137
00138 double phi = phi0 + i*dphi;
00139 double phix, phiy, rrr, xx;
00140 std::string rots;
00141 DDTranslation tran;
00142 DDRotation rot;
00143 if (i == 0 || i == nphi) {
00144 rrr = rr + dr + 0.5*(ladderThick[1]-ladderThick[0]);
00145 xx = (0.5*ladderWidth[1] - sensorEdge) * sin(phi);
00146 tran = DDTranslation(xx, rrr*sin(phi), 0);
00147 rots = idName + dbl_to_string(copy);
00148 phix = phi-90*CLHEP::deg;
00149 phiy = 90*CLHEP::deg+phix;
00150 LogDebug("PixelGeom") << "DDPixBarLayerAlgo test: Creating a new "
00151 << "rotation: " << rots << "\t90., "
00152 << phix/CLHEP::deg << ", 90.," << phiy/CLHEP::deg
00153 << ", 0, 0";
00154 rot = DDrot(DDName(rots,idNameSpace), 90*CLHEP::deg, phix, 90*CLHEP::deg,
00155 phiy, 0.,0.);
00156 cpv.position(ladderHalf, layer, copy, tran, rot);
00157 LogDebug("PixelGeom") << "DDPixBarLayerAlgo test: " << ladderHalf
00158 << " number " << copy << " positioned in "
00159 << layer.name() << " at " << tran << " with "
00160 << rot;
00161 copy++;
00162 iup = -1;
00163 rrr = rr - dr - 0.5*(ladderThick[1]-ladderThick[0]);
00164 tran = DDTranslation(-xx, rrr*sin(phi), 0);
00165 rots = idName + dbl_to_string(copy);
00166 phix = phi+90*CLHEP::deg;
00167 phiy = 90*CLHEP::deg+phix;
00168 LogDebug("PixelGeom") << "DDPixBarLayerAlgo test: Creating a new "
00169 << "rotation: " << rots << "\t90., "
00170 << phix/CLHEP::deg << ", 90.," << phiy/CLHEP::deg
00171 << ", 0, 0";
00172 rot = DDrot(DDName(rots,idNameSpace), 90*CLHEP::deg, phix, 90*CLHEP::deg,
00173 phiy, 0.,0.);
00174 cpv.position(ladderHalf, layer, copy, tran, rot);
00175 LogDebug("PixelGeom") << "DDPixBarLayerAlgo test: " << ladderHalf
00176 << " number " << copy << " positioned in "
00177 << layer.name() << " at " << tran << " with "
00178 << rot;
00179 copy++;
00180 } else {
00181 iup =-iup;
00182 rrr = rr + iup*dr;
00183 tran = DDTranslation(rrr*cos(phi), rrr*sin(phi), 0);
00184 rots = idName + dbl_to_string(copy);
00185 if (iup > 0) phix = phi-90*CLHEP::deg;
00186 else phix = phi+90*CLHEP::deg;
00187 phiy = phix+90.*CLHEP::deg;
00188 LogDebug("PixelGeom") << "DDPixBarLayerAlgo test: Creating a new "
00189 << "rotation: " << rots << "\t90., "
00190 << phix/CLHEP::deg << ", 90.," << phiy/CLHEP::deg
00191 << ", 0, 0";
00192 rot = DDrot(DDName(rots,idNameSpace), 90*CLHEP::deg, phix, 90*CLHEP::deg,
00193 phiy, 0.,0.);
00194 cpv.position(ladderFull, layer, copy, tran, rot);
00195 LogDebug("PixelGeom") << "DDPixBarLayerAlgo test: " << ladderFull
00196 << " number " << copy << " positioned in "
00197 << layer.name() << " at " << tran << " with "
00198 << rot;
00199 copy++;
00200 }
00201 rrr = coolDist*cos(0.5*dphi);
00202 tran = DDTranslation(rrr*cos(phi)-x2*sin(phi),
00203 rrr*sin(phi)+x2*cos(phi), 0);
00204 rots = idName + dbl_to_string(i+100);
00205 phix = phi+0.5*dphi;
00206 if (iup > 0) phix += 180*CLHEP::deg;
00207 phiy = phix+90.*CLHEP::deg;
00208 LogDebug("PixelGeom") << "DDPixBarLayerAlgo test: Creating a new "
00209 << "rotation: " << rots << "\t90., "
00210 << phix/CLHEP::deg << ", 90.," << phiy/CLHEP::deg
00211 << ", 0, 0";
00212 rot = DDrot(DDName(rots,idNameSpace), 90*CLHEP::deg, phix, 90*CLHEP::deg,
00213 phiy, 0.,0.);
00214 cpv.position(coolTube, layer, i+1, tran, rot);
00215 LogDebug("PixelGeom") << "DDPixBarLayerAlgo test: " << coolTube.name()
00216 << " number " << i+1 << " positioned in "
00217 << layer.name() << " at " << tran << " with "<< rot;
00218 }
00219 }