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0001 //========================================================================== 0002 // AIDA Detector description implementation 0003 //-------------------------------------------------------------------------- 0004 // Copyright (C) Organisation europeenne pour la Recherche nucleaire (CERN) 0005 // All rights reserved. 0006 // 0007 // For the licensing terms see $DD4hepINSTALL/LICENSE. 0008 // For the list of contributors see $DD4hepINSTALL/doc/CREDITS. 0009 // 0010 //========================================================================== 0011 0012 /* 0013 * PolarGridRPhi2.h 0014 * 0015 * Created on: Sept 13, 2014 0016 * Author: Marko Petric 0017 */ 0018 0019 #ifndef DDSEGMENTATION_POLARGRIDRPHI2_H 0020 #define DDSEGMENTATION_POLARGRIDRPHI2_H 0021 0022 #include <DDSegmentation/PolarGrid.h> 0023 #include <cmath> 0024 #include <vector> 0025 0026 namespace dd4hep { 0027 namespace DDSegmentation { 0028 0029 0030 /// A segmentation for arbitrary sizes in R and R-dependent sizes in Phi 0031 /** 0032 * Note: Counting of phi-ids starts at the offset. There are no negative phi-IDs<br> 0033 * The grid_r_values give the boundaries of the bin, the grid_phi_values give the size of the bin for each radial bin 0034 * see also PolarGridRPhi2::setGridRValues and PolarGridRPhi2::setGridPhiValues<br> 0035 * Example:<br> 0036 @verbatim 0037 <segmentation type="PolarGridRPhi2" 0038 grid_r_values="3.2*cm 3.7*cm 4.9*cm 5.5*cm<br/> 0039 6.*cm 7.*cm 7.5*cm 8.7*cm<br/> 0040 9.5*cm 10.*cm 11.*cm 11.8*cm<br/> 0041 12.*cm 13.*cm 14.*cm 15.0*cm" 0042 grid_phi_values="360/(4*8)*degree 360/(5*8)*degree 0043 360/(6*8)*degree 360/(6*8)*degree 0044 360/(7*8)*degree 360/(8*8)*degree 0045 360/(9*8)*degree 360/(9*8)*degree 0046 360/(10*8)*degree 360/(11*8)*degree 0047 360/(12*8)*degree 360/(12*8)*degree 0048 360/(13*8)*degree 360/(14*8)*degree 0049 360/(15*8)*degree" 0050 offset_phi="-180.0*degree" 0051 /> 0052 <id>system:8,barrel:3,layer:8,slice:5,r:32:16,phi:16</id> 0053 @endverbatim 0054 * @version $Id$ 0055 * @date 2015-03 0056 */ 0057 class PolarGridRPhi2: public PolarGrid { 0058 public: 0059 /// Default constructor passing the encoding string 0060 PolarGridRPhi2(const std::string& cellEncoding = ""); 0061 /// Default constructor used by derived classes passing an existing decoder 0062 PolarGridRPhi2(const BitFieldCoder* decoder); 0063 /// destructor 0064 virtual ~PolarGridRPhi2(); 0065 0066 /// determine the position based on the cell ID 0067 virtual Vector3D position(const CellID& cellID) const; 0068 /// determine the cell ID based on the position 0069 virtual CellID cellID(const Vector3D& localPosition, const Vector3D& globalPosition, const VolumeID& volumeID) const; 0070 /// access the grid size in R 0071 std::vector<double> gridRValues() const { 0072 return _gridRValues; 0073 } 0074 /// access the grid size in Phi 0075 std::vector<double> gridPhiValues() const { 0076 return _gridPhiValues; 0077 } 0078 /// access the coordinate offset in R 0079 double offsetR() const { 0080 return _offsetR; 0081 } 0082 /// access the coordinate offset in Phi 0083 double offsetPhi() const { 0084 return _offsetPhi; 0085 } 0086 /// access the field name used for R 0087 const std::string& fieldNameR() const { 0088 return _rId; 0089 } 0090 /// access the field name used for Phi 0091 const std::string& fieldNamePhi() const { 0092 return _phiId; 0093 } 0094 /// set the grid Boundaries in R 0095 void setGridRValues(double cellSize, int rID) { 0096 _gridRValues[rID] = cellSize; 0097 } 0098 /// set the grid size in Phi 0099 void setGridSizePhi(double cellSize, int phiID) { 0100 _gridPhiValues[phiID] = cellSize; 0101 } 0102 0103 /// set the grid boundaries for R 0104 /// @param rValues The boundaries of the segments in radius, the first value is the lower boundary of the first bin, the highest value is the upper boundary of the last bin 0105 void setGridRValues(std::vector<double> const& rValues) { 0106 _gridRValues = std::vector<double>(rValues); 0107 } 0108 0109 /// set the grid size in Phi for each bin in R 0110 /// @param phiValues The size in phi for each bin in R, this vector is one smaller than the vector for PolarGridRPhi2::setGridRValues 0111 void setGridPhiValues(std::vector<double> const& phiValues) { 0112 _gridPhiValues = std::vector<double>(phiValues); 0113 } 0114 0115 0116 /// set the coordinate offset in R 0117 void setOffsetR(double offset) { 0118 _offsetR = offset; 0119 } 0120 /// set the coordinate offset in Phi 0121 void setOffsetPhi(double offset) { 0122 _offsetPhi = offset; 0123 } 0124 /// set the field name used for X 0125 void setFieldNameR(const std::string& fieldName) { 0126 _rId = fieldName; 0127 } 0128 /// set the field name used for Y 0129 void setFieldNamePhi(const std::string& fieldName) { 0130 _phiId = fieldName; 0131 } 0132 /** \brief Returns a vector<double> of the cellDimensions of the given cell ID 0133 in natural order of dimensions: dr, r*dPhi 0134 0135 Returns a vector of the cellDimensions of the given cell ID 0136 \param cellID is ignored as all cells have the same dimension 0137 \return std::vector<double> size 2: 0138 -# size in r 0139 -# size of r*dPhi at the radial centre of the pad 0140 */ 0141 virtual std::vector<double> cellDimensions(const CellID& cellID) const; 0142 0143 protected: 0144 /// the grid boundaries in R 0145 std::vector<double> _gridRValues; 0146 /// the coordinate offset in R 0147 double _offsetR; 0148 /// the grid sizes in Phi 0149 std::vector<double> _gridPhiValues; 0150 /// the coordinate offset in Phi 0151 double _offsetPhi; 0152 /// the field name used for R 0153 std::string _rId; 0154 /// the field name used for Phi 0155 std::string _phiId; 0156 }; 0157 0158 } /* namespace DDSegmentation */ 0159 } /* namespace dd4hep */ 0160 #endif // DDSEGMENTATION_POLARGRIDRPHI2_H
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