| 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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| 13 | // * work make any representation or warranty, express or implied, *
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| 14 | // * regarding this software system or assume any liability for its *
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| 15 | // * use. Please see the license in the file LICENSE and URL above *
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| 16 | // * for the full disclaimer and the limitation of liability. *
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| 17 | // * *
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| 18 | // * This code implementation is the result of the scientific and *
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| 19 | // * technical work of the GEANT4 collaboration. *
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| 20 | // * By using, copying, modifying or distributing the software (or *
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| 21 | // * any work based on the software) you agree to acknowledge its *
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| 22 | // * use in resulting scientific publications, and indicate your *
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| 23 | // * acceptance of all terms of the Geant4 Software license. *
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| 24 | // ********************************************************************
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| 25 | //
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| 26 | ///////////////////////////////////////////////////////////////////////////////
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| 27 | // File: CCalRotationMatrixFactory.cc
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| 28 | // Description: CCalRotationFactory is a factory class to define all rotation
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| 29 | // matrices used in geometry building
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| 30 | ///////////////////////////////////////////////////////////////////////////////
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| 31 | #include "CCalRotationMatrixFactory.hh"
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| 32 |
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| 33 | #include "CCalutils.hh"
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| 34 |
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| 35 | #include <fstream>
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| 36 | #include <stdlib.h>
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| 37 |
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| 38 | //#define debug
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| 39 | //#define ddebug
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| 40 |
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| 41 | CCalRotationMatrixFactory * CCalRotationMatrixFactory::instance = 0;
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| 42 | G4String CCalRotationMatrixFactory::file="";
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| 43 |
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| 44 | CCalRotationMatrixFactory* CCalRotationMatrixFactory::getInstance(const G4String & rotfile){
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| 45 | if (rotfile=="" || rotfile==file)
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| 46 | return getInstance();
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| 47 | else if (file="") {
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| 48 | file=rotfile;
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| 49 | return getInstance();
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| 50 | } else {
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| 51 | G4cerr << "ERROR: Trying to get Rotation Matrices from " << rotfile
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| 52 | << " when previously were retrieved from " << file <<"." << G4endl;
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| 53 | return 0;
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| 54 | }
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| 55 | }
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| 56 |
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| 57 |
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| 58 | CCalRotationMatrixFactory* CCalRotationMatrixFactory::getInstance(){
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| 59 | if (file=="") {
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| 60 | G4cerr << "ERROR: You haven't defined which file to use for materials in "
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| 61 | << "CCalRotationMatrixFactory::getInstance(G4String)" << G4endl;
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| 62 | return 0;
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| 63 | }
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| 64 |
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| 65 | if (instance==0) {
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| 66 | instance = new CCalRotationMatrixFactory;
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| 67 | return instance;
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| 68 | }
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| 69 | else
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| 70 | return instance;
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| 71 | }
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| 72 |
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| 73 | void CCalRotationMatrixFactory::setFileName(const G4String& rotfile) {
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| 74 | if (rotfile!=file && file!="") {
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| 75 | G4cerr << "ERROR: Trying to change Rotation Matrices file name to "
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| 76 | << rotfile << "." << G4endl;
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| 77 | G4cerr << " Using previous file: " << file << G4endl;
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| 78 | }
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| 79 | file=rotfile;
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| 80 | }
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| 81 |
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| 82 | CCalRotationMatrixFactory::~CCalRotationMatrixFactory(){
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| 83 | G4RotationMatrixTableIterator i;
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| 84 | for(i=theMatrices.begin(); i != theMatrices.end(); ++i) {
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| 85 | delete (*i).second;
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| 86 | };
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| 87 | theMatrices.clear();
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| 88 | }
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| 89 |
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| 90 | G4RotationMatrix* CCalRotationMatrixFactory::findMatrix(const G4String & rot) {
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| 91 | G4RotationMatrix* retrot=0;
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| 92 | //Rotation :NULL is no rotation so a null pointer is returned
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| 93 | if (rot != ":NULL") {
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| 94 | //retrot untouched if rot not found!!!
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| 95 | G4RotationMatrixTableIterator it = theMatrices.find(rot);
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| 96 | if (it != theMatrices.end())
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| 97 | retrot = (*it).second;
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| 98 | }
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| 99 |
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| 100 | return retrot; //!!!Maybe a treatment on not-found case needed.
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| 101 | }
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| 102 |
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| 103 | G4RotationMatrix* CCalRotationMatrixFactory::AddMatrix(const G4String& name,
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| 104 | G4double th1,
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| 105 | G4double phi1,
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| 106 | G4double th2,
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| 107 | G4double phi2,
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| 108 | G4double th3,
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| 109 | G4double phi3){
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| 110 | G4double sinth1, sinth2, sinth3, costh1, costh2, costh3;
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| 111 | G4double sinph1, sinph2, sinph3, cosph1, cosph2, cosph3;
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| 112 | G4double TH1 = th1/deg, TH2 = th2/deg, TH3 = th3/deg;
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| 113 | G4double PH1 = phi1/deg, PH2 = phi2/deg, PH3 = phi3/deg;
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| 114 |
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| 115 | if (TH1 == 0.0 || TH1 == 360) {
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| 116 | sinth1 = 0.0; costh1 = 1.0;
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| 117 | } else if (TH1 == 90.0 || TH1 == -270) {
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| 118 | sinth1 = 1.0; costh1 = 0.0;
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| 119 | } else if (TH1 == 180.0 || TH1 == -180.0) {
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| 120 | sinth1 = 0.0; costh1 = -1.0;
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| 121 | } else if (TH1 == 270.0 || TH1 == -90.0) {
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| 122 | sinth1 = -1.0; costh1 = 0.0;
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| 123 | } else {
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| 124 | sinth1 = std::sin(th1); costh1 = std::cos(th1);
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| 125 | }
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| 126 |
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| 127 | if (TH2 == 0.0 || TH2 == 360) {
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| 128 | sinth2 = 0.0; costh2 = 1.0;
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| 129 | } else if (TH2 == 90.0 || TH2 == -270) {
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| 130 | sinth2 = 1.0; costh2 = 0.0;
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| 131 | } else if (TH2 == 180.0 || TH2 == -180.0) {
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| 132 | sinth2 = 0.0; costh2 = -1.0;
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| 133 | } else if (TH2 == 270.0 || TH2 == -90.0) {
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| 134 | sinth2 = -1.0; costh2 = 0.0;
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| 135 | } else {
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| 136 | sinth2 = std::sin(th2); costh2 = std::cos(th2);
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| 137 | }
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| 138 |
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| 139 | if (TH3 == 0.0 || TH3 == 360) {
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| 140 | sinth3 = 0.0; costh3 = 1.0;
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| 141 | } else if (TH3 == 90.0 || TH2 == -270) {
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| 142 | sinth3 = 1.0; costh3 = 0.0;
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| 143 | } else if (TH3 == 180.0 || TH3 == -180.0) {
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| 144 | sinth3 = 0.0; costh3 = -1.0;
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| 145 | } else if (TH3 == 270.0 || TH3 == -90.0) {
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| 146 | sinth3 = -1.0; costh3 = 0.0;
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| 147 | } else {
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| 148 | sinth3 = std::sin(th3); costh3 = std::cos(th3);
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| 149 | }
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| 150 |
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| 151 | if (PH1 == 0.0 || PH1 == 360) {
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| 152 | sinph1 = 0.0; cosph1 = 1.0;
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| 153 | } else if (PH1 == 90.0 || PH1 == -270) {
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| 154 | sinph1 = 1.0; cosph1 = 0.0;
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| 155 | } else if (PH1 == 180.0 || PH1 == -180.0) {
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| 156 | sinph1 = 0.0; cosph1 = -1.0;
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| 157 | } else if (PH1 == 270.0 || PH1 == -90.0) {
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| 158 | sinph1 = -1.0; cosph1 = 0.0;
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| 159 | } else {
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| 160 | sinph1 = std::sin(phi1); cosph1 = std::cos(phi1);
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| 161 | }
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| 162 |
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| 163 | if (PH2 == 0.0 || PH2 == 360) {
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| 164 | sinph2 = 0.0; cosph2 = 1.0;
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| 165 | } else if (PH2 == 90.0 || PH2 == -270) {
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| 166 | sinph2 = 1.0; cosph2 = 0.0;
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| 167 | } else if (PH2 == 180.0 || PH2 == -180.0) {
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| 168 | sinph2 = 0.0; cosph2 = -1.0;
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| 169 | } else if (PH2 == 270.0 || PH2 == -90.0) {
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| 170 | sinph2 = -1.0; cosph2 = 0.0;
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| 171 | } else {
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| 172 | sinph2 = std::sin(phi2); cosph2 = std::cos(phi2);
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| 173 | }
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| 174 |
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| 175 | if (PH3 == 0.0 || PH3 == 360) {
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| 176 | sinph3 = 0.0; cosph3 = 1.0;
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| 177 | } else if (PH3 == 90.0 || PH3 == -270) {
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| 178 | sinph3 = 1.0; cosph3 = 0.0;
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| 179 | } else if (PH3 == 180.0 || PH3 == -180.0) {
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| 180 | sinph3 = 0.0; cosph3 = -1.0;
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| 181 | } else if (PH3 == 270.0 || PH3 == -90.0) {
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| 182 | sinph3 = -1.0; cosph3 = 0.0;
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| 183 | } else {
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| 184 | sinph3 = std::sin(phi3); cosph3 = std::cos(phi3);
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| 185 | }
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| 186 |
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| 187 | //xprime axis coordinates
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| 188 | CLHEP::Hep3Vector xprime(sinth1*cosph1,sinth1*sinph1,costh1);
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| 189 | //yprime axis coordinates
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| 190 | CLHEP::Hep3Vector yprime(sinth2*cosph2,sinth2*sinph2,costh2);
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| 191 | //zprime axis coordinates
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| 192 | CLHEP::Hep3Vector zprime(sinth3*cosph3,sinth3*sinph3,costh3);
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| 193 |
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| 194 | #ifdef ddebug
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| 195 | G4cout << xprime << '\t'; G4cout << yprime << '\t'; G4cout << zprime << G4endl;
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| 196 | #endif
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| 197 | G4RotationMatrix *rotMat = new G4RotationMatrix();
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| 198 | rotMat->rotateAxes(xprime, yprime, zprime);
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| 199 | if (*rotMat == G4RotationMatrix()) {
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| 200 | // G4cerr << "WARNING: Matrix " << name << " will not be created as a rotation matrix."
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| 201 | // G4cerr << "WARNING: Matrix " << name << " is = identity matrix. It will not be created as a rotation matrix." << G4endl;
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| 202 | delete rotMat;
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| 203 | rotMat=0;
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| 204 | } else {
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| 205 | rotMat->invert();
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| 206 | theMatrices[name]=rotMat;
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| 207 | #ifdef ddebug
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| 208 | G4cout << *rotMat << G4endl;
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| 209 | #endif
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| 210 | }
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| 211 |
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| 212 | return rotMat;
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| 213 | }
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| 214 |
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| 215 | CCalRotationMatrixFactory::CCalRotationMatrixFactory():theMatrices(){
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| 216 |
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| 217 | G4String path = getenv("CCAL_GLOBALPATH");
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| 218 | G4cout << " ==> Opening file " << file << "..." << G4endl;
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| 219 | std::ifstream is;
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| 220 | bool ok = openGeomFile(is, path, file);
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| 221 | if (!ok) {
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| 222 | G4cerr << "ERROR: Could not open file " << file << " ... Exiting!" << G4endl;
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| 223 | exit(-1);
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| 224 | }
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| 225 |
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| 226 | //////////////////////////////////////////////////
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| 227 | // Find *DO ROTM
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| 228 | findDO(is, G4String("ROTM"));
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| 229 |
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| 230 | char rubish[256];
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| 231 | G4String name;
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| 232 |
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| 233 | #ifdef debug
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| 234 | G4cout << " ==> Reading Rotation Matrices... " << G4endl;
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| 235 | G4cout << " Name\tTheta1\tPhi1\tTheta2\tPhi2\tTheta3\tPhi3"<< G4endl;
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| 236 | #endif
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| 237 |
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| 238 | is >> name;
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| 239 | while(name!="*ENDDO") {
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| 240 | if (name.index("#.")==0) { //It is a comment.Skip line.
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| 241 | is.getline(rubish,256,'\n');
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| 242 | } else {
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| 243 | #ifdef debug
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| 244 | G4cout << " " << name <<'\t';
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| 245 | #endif
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| 246 | G4double th1, phi1, th2, phi2, th3, phi3;
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| 247 | //Get xprime axis angles
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| 248 | is >> th1 >> phi1;
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| 249 | #ifdef debug
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| 250 | G4cout << th1 << '\t' << phi1 << '\t';
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| 251 | #endif
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| 252 | //Get yprime axis angles
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| 253 | is >> th2 >> phi2;
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| 254 | #ifdef debug
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| 255 | G4cout << th2 << '\t' << phi2 << '\t';
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| 256 | #endif
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| 257 | //Get zprime axis angles
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| 258 | is >> th3 >> phi3;
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| 259 | #ifdef debug
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| 260 | G4cout << th3 << '\t' << phi3 << '\t';
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| 261 | #endif
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| 262 |
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| 263 | is.getline(rubish,256,'\n');
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| 264 | #ifdef debug
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| 265 | G4cout << rubish << G4endl;
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| 266 | #endif
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| 267 |
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| 268 | AddMatrix(name, th1*deg, phi1*deg, th2*deg, phi2*deg, th3*deg, phi3*deg);
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| 269 | }
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| 270 |
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| 271 | is >> name;
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| 272 | };
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| 273 |
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| 274 | is.close();
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| 275 | G4cout << " " << theMatrices.size() << " rotation matrices read in." << G4endl;
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| 276 | }
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| 277 |
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| 278 |
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| 279 | // 29-Jan-2004 A.R. : commented to avoid clashes with CLHEP.
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| 280 | // Streaming operators for rotation matrices are
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| 281 | // already defined in CLHEP::HepRotation.
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| 282 | // std::ostream& operator<<(std::ostream& os , const G4RotationMatrix & rot){
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| 283 | // // os << "( " << rot.xx() << tab << rot.xy() << tab << rot.xz() << " )" << G4endl;
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| 284 | // // os << "( " << rot.yx() << tab << rot.yy() << tab << rot.yz() << " )" << G4endl;
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| 285 | // // os << "( " << rot.zx() << tab << rot.zy() << tab << rot.zz() << " )" << G4endl;
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| 286 | //
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| 287 | // os << "["
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| 288 | // << rot.thetaX()/deg << tab << rot.phiX()/deg << tab
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| 289 | // << rot.thetaY()/deg << tab << rot.phiY()/deg << tab
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| 290 | // << rot.thetaZ()/deg << tab << rot.phiZ()/deg << "]"
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| 291 | // << G4endl;
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| 292 | //
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| 293 | // return os;
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| 294 | // }
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