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b79e4bc3 | 1 | #ifndef ALIITSGEOM_H |
2 | #define ALIITSGEOM_H | |
3da30618 | 3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /* $Id$ */ | |
7 | ||
58005f18 | 8 | ///////////////////////////////////////////////////////////////////////// |
9 | // ITS geometry manipulation routines. | |
10 | // Created April 15 1999. | |
11 | // version: 0.0.0 | |
12 | // By: Bjorn S. Nilsen | |
13 | // | |
14 | // A package of geometry routines to do transformations between | |
15 | // local, detector active area, and ALICE global coordinate system in such | |
16 | // a way as to allow for detector alignment studies and the like. All of | |
17 | // the information needed to do the coordinate transformation are kept in | |
18 | // a specialized structure for ease of implementation. | |
19 | ///////////////////////////////////////////////////////////////////////// | |
85f1e34a | 20 | #include <TObject.h> |
e8189707 | 21 | #include <TObjArray.h> |
22 | #include <TVector.h> | |
23 | ||
269f57ed | 24 | #include "AliITSgeomMatrix.h" |
58005f18 | 25 | |
85f1e34a | 26 | class ofstream; |
27 | class ifstream; | |
8253cd9a | 28 | |
5c9c741e | 29 | typedef enum {kSPD=0, kSDD=1, kSSD=2, kSSDp=3,kSDDp=4} AliITSDetector; |
58005f18 | 30 | |
31 | //_______________________________________________________________________ | |
32 | ||
33 | class AliITSgeom : public TObject { | |
b79e4bc3 | 34 | |
58005f18 | 35 | public: |
269f57ed | 36 | AliITSgeom(); // Default constructor |
37 | AliITSgeom(const char *filename); // Constructor | |
8253cd9a | 38 | AliITSgeom(Int_t itype,Int_t nlayers,Int_t *nlads,Int_t *ndets, |
39 | Int_t nmods); // Constructor | |
85f1e34a | 40 | // this function allocates a AliITSgeomMatrix for a particular module. |
8253cd9a | 41 | void CreatMatrix(Int_t mod,Int_t lay,Int_t lad,Int_t det, |
85f1e34a | 42 | AliITSDetector idet,const Double_t tran[3], |
43 | const Double_t rot[10]); | |
8253cd9a | 44 | void ReadNewFile(const char *filename); // Constructor for new format. |
45 | void WriteNewFile(const char *filename); // Output for new format. | |
269f57ed | 46 | AliITSgeom(AliITSgeom &source); // Copy constructor |
85f1e34a | 47 | AliITSgeom& operator=(AliITSgeom &source);// = operator |
269f57ed | 48 | virtual ~AliITSgeom(); // Default destructor |
49 | // Getters | |
50 | Int_t GetTransformationType() const {return fTrans;} | |
51 | // | |
85f1e34a | 52 | // returns kTRUE if the transformation defined by this class is |
53 | // for Global GEANT coordinate system to the local GEANT coordinate system | |
8253cd9a | 54 | // of the detector. These are the transformation used by GEANT. |
269f57ed | 55 | Bool_t IsGeantToGeant() const {return (fTrans == 0);} |
85f1e34a | 56 | // returns kTRUE if the transformation defined by this class is |
57 | // for Global GEANT coordinate system to the local "Tracking" coordinate | |
8253cd9a | 58 | // system of the detector. These are the transformation used by the |
59 | // Tracking code. | |
269f57ed | 60 | Bool_t IsGeantToTracking() const {return ((fTrans&&0xfffe)!= 0);} |
85f1e34a | 61 | // returns kTRUE if the transformation defined by this class is |
62 | // for Global GEANT coordinate system to the local GEANT coordinate system | |
63 | // of the detector but may have been displaced by some typically small | |
64 | // amount. These are modified transformation similar to that used by GEANT. | |
269f57ed | 65 | Bool_t IsGeantToDisplaced() const {return ((fTrans&&0xfffd)!= 0);} |
8253cd9a | 66 | // returns kTRUE if the shape defined by ishape has been defined in this |
67 | // set of transformations. Typical values of ishape are kSPD, kSDD, kSSD, | |
68 | // SSD2. | |
85f1e34a | 69 | Bool_t IsShapeDefined(Int_t ishape)const { |
5c9c741e | 70 | if(fShape!=0){return ((fShape->At(ishape))!=0);}else return kFALSE;} |
269f57ed | 71 | // |
8253cd9a | 72 | // This function returns a pointer to the particular AliITSgeomMatrix |
73 | // class for a specific module index. | |
74 | AliITSgeomMatrix *GetGeomMatrix(Int_t index){ | |
75 | return (AliITSgeomMatrix*)(fGm->At(index));} | |
269f57ed | 76 | // This function returns the number of detectors/ladder for a give |
77 | // layer. In particular it returns fNdet[layer-1]. | |
85f1e34a | 78 | Int_t GetNdetectors(Int_t lay) const {return fNdet[lay-1];} |
269f57ed | 79 | // This function returns the number of ladders for a give layer. In |
80 | // particular it returns fNlad[layer-1]. | |
85f1e34a | 81 | Int_t GetNladders(Int_t lay) const {return fNlad[lay-1];} |
269f57ed | 82 | // This function returns the number of layers defined in the ITS |
83 | // geometry. In particular it returns fNlayers. | |
84 | Int_t GetNlayers() const {return fNlayers;} | |
85f1e34a | 85 | Int_t GetModuleIndex(Int_t lay,Int_t lad,Int_t det); |
269f57ed | 86 | // This function returns the module index number given the layer, |
87 | // ladder and detector numbers put into the array id[3]. | |
88 | Int_t GetModuleIndex(const Int_t *id){ | |
89 | return GetModuleIndex(id[0],id[1],id[2]);} | |
85f1e34a | 90 | void GetModuleId(Int_t index,Int_t &lay,Int_t &lad,Int_t &det); |
269f57ed | 91 | // |
85f1e34a | 92 | Int_t GetStartDet(Int_t dtype ); |
93 | Int_t GetLastDet(Int_t dtype); | |
269f57ed | 94 | // Returns the starting module index number for SPD detector, |
95 | // assuming the modules are placed in the "standard" cylindrical | |
96 | // ITS structure. | |
97 | Int_t GetStartSPD() {return GetModuleIndex(1,1,1);} | |
98 | // Returns the ending module index number for SPD detector, | |
99 | // assuming the modules are placed in the "standard" cylindrical | |
100 | // ITS structure. | |
101 | Int_t GetLastSPD() {return GetModuleIndex(2,fNlad[1],fNdet[1]);} | |
102 | // Returns the starting module index number for SDD detector, | |
103 | // assuming the modules are placed in the "standard" cylindrical | |
104 | // ITS structure. | |
105 | Int_t GetStartSDD() {return GetModuleIndex(3,1,1);} | |
106 | // Returns the ending module index number for SDD detector, | |
107 | // assuming the modules are placed in the "standard" cylindrical | |
108 | // ITS structure. | |
109 | Int_t GetLastSDD() {return GetModuleIndex(4,fNlad[3],fNdet[3]);} | |
110 | // Returns the starting module index number for SSD detector, | |
111 | // assuming the modules are placed in the "standard" cylindrical | |
112 | // ITS structure. | |
113 | Int_t GetStartSSD() {return GetModuleIndex(5,1,1);} | |
114 | // Returns the ending module index number for SSD detector, | |
115 | // assuming the modules are placed in the "standard" cylindrical | |
116 | // ITS structure. | |
117 | Int_t GetLastSSD() {return GetModuleIndex(6,fNlad[5],fNdet[5]);} | |
118 | // Returns the last module index number. | |
85f1e34a | 119 | Int_t GetIndexMax() const {return fNmodules;} |
269f57ed | 120 | // |
121 | // This function returns the rotation angles for a give module | |
122 | // in the Double point array ang[3]. The angles are in radians | |
85f1e34a | 123 | void GetAngles(Int_t index,Double_t *ang) { |
8253cd9a | 124 | GetGeomMatrix(index)->GetAngles(ang);} |
269f57ed | 125 | // This function returns the rotation angles for a give module |
126 | // in the three floating point variables provided. rx = frx, | |
127 | // fy = fry, rz = frz. The angles are in radians | |
85f1e34a | 128 | void GetAngles(Int_t index,Float_t &rx,Float_t &ry,Float_t &rz) { |
269f57ed | 129 | Double_t a[3];GetAngles(index,a); |
130 | rx = a[0];ry = a[1];rz = a[2];} | |
131 | // This function returns the rotation angles for a give detector on | |
132 | // a give ladder in a give layer in the three floating point variables | |
133 | // provided. rx = frx, fy = fry, rz = frz. The angles are in radians | |
85f1e34a | 134 | void GetAngles(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 135 | Float_t &rx,Float_t &ry,Float_t &rz) { |
136 | GetAngles(GetModuleIndex(lay,lad,det),rx,ry,rz);} | |
137 | // | |
138 | // This function returns the 6 GEANT rotation angles for a give | |
139 | // module in the double point array ang[3]. The angles are in degrees | |
85f1e34a | 140 | void GetGeantAngles(Int_t index,Double_t *ang){ |
8253cd9a | 141 | GetGeomMatrix(index)->SixAnglesFromMatrix(ang);} |
269f57ed | 142 | // |
143 | // This function returns the Cartesian translation for a give | |
144 | // module in the Double array t[3]. The units are | |
145 | // those of the Monte Carlo, generally cm. | |
85f1e34a | 146 | void GetTrans(Int_t index,Double_t *t) { |
8253cd9a | 147 | GetGeomMatrix(index)->GetTranslation(t);} |
269f57ed | 148 | // This function returns the Cartesian translation for a give |
149 | // module index in the three floating point variables provided. | |
150 | // x = fx0, y = fy0, z = fz0. The units are those of the Mont | |
151 | // Carlo, generally cm. | |
85f1e34a | 152 | void GetTrans(Int_t index,Float_t &x,Float_t &y,Float_t &z) { |
269f57ed | 153 | Double_t t[3];GetTrans(index,t); |
154 | x = t[0];y = t[1];z = t[2];} | |
155 | // This function returns the Cartesian translation for a give | |
156 | // detector on a give ladder in a give layer in the three floating | |
157 | // point variables provided. x = fx0, y = fy0, z = fz0. The units are | |
158 | // those of the Monte Carlo, generally cm. | |
85f1e34a | 159 | void GetTrans(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 160 | Float_t &x,Float_t &y,Float_t &z) { |
161 | GetTrans(GetModuleIndex(lay,lad,det),x,y,z);} | |
d8cc8493 | 162 | // |
163 | // This function returns the Cartesian translation for a give | |
164 | // module in the Double array t[3]. The units are | |
165 | // those of the Monte Carlo, generally cm. | |
85f1e34a | 166 | void GetTransCyln(Int_t index,Double_t *t) { |
d8cc8493 | 167 | GetGeomMatrix(index)->GetTranslationCylinderical(t);} |
168 | // This function returns the Cartesian translation for a give | |
169 | // module index in the three floating point variables provided. | |
170 | // x = fx0, y = fy0, z = fz0. The units are those of the Mont | |
171 | // Carlo, generally cm. | |
85f1e34a | 172 | void GetTransCyln(Int_t index,Float_t &x,Float_t &y,Float_t &z) { |
d8cc8493 | 173 | Double_t t[3];GetTransCyln(index,t); |
174 | x = t[0];y = t[1];z = t[2];} | |
175 | // This function returns the Cartesian translation for a give | |
176 | // detector on a give ladder in a give layer in the three floating | |
177 | // point variables provided. x = fx0, y = fy0, z = fz0. The units are | |
178 | // those of the Monte Carlo, generally cm. | |
85f1e34a | 179 | void GetTransCyln(Int_t lay,Int_t lad,Int_t det, |
d8cc8493 | 180 | Float_t &x,Float_t &y,Float_t &z) { |
181 | GetTransCyln(GetModuleIndex(lay,lad,det),x,y,z);} | |
269f57ed | 182 | // |
183 | // This function returns the Cartesian translation [cm] and the | |
184 | // 6 GEANT rotation angles [degrees]for a given layer ladder and | |
185 | // detector number, in the TVector x (at least 9 elements large). | |
85f1e34a | 186 | void GetCenterThetaPhi(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 187 | TVector &x){Double_t t[3],ang[6]; |
188 | Int_t index=GetModuleIndex(lay,lad,det); | |
189 | GetTrans(index,t);GetGeantAngles(index,ang); | |
190 | x(0) = t[0];x(1) = t[1];x(2) = t[2]; | |
191 | x(3) = ang[0];x(4) = ang[1];x(5) = ang[2]; | |
192 | x(6) = ang[3];x(7) = ang[4];x(8) = ang[5];} | |
193 | // | |
194 | // This function returns the rotation matrix in Double | |
195 | // precision for a given module. | |
85f1e34a | 196 | void GetRotMatrix(Int_t index,Double_t mat[3][3]){ |
8253cd9a | 197 | GetGeomMatrix(index)->GetMatrix(mat);} |
269f57ed | 198 | // This function returns the rotation matrix in a Double |
199 | // precision pointer for a given module. mat[i][j] => mat[3*i+j]. | |
85f1e34a | 200 | void GetRotMatrix(Int_t index,Double_t *mat){ |
269f57ed | 201 | Double_t rot[3][3];GetRotMatrix(index,rot); |
202 | for(Int_t i=0;i<3;i++)for(Int_t j=0;j<3;j++) mat[3*i+j] = rot[i][j];} | |
203 | // This function returns the rotation matrix in a floating | |
204 | // precision pointer for a given layer ladder and detector module. | |
205 | // mat[i][j] => mat[3*i+j]. | |
85f1e34a | 206 | void GetRotMatrix(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 207 | Float_t *mat){GetRotMatrix(GetModuleIndex(lay,lad,det),mat);} |
208 | // This function returns the rotation matrix in a Double | |
209 | // precision pointer for a given layer ladder and detector module. | |
210 | // mat[i][j] => mat[3*i+j]. | |
85f1e34a | 211 | void GetRotMatrix(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 212 | Double_t *mat){GetRotMatrix(GetModuleIndex(lay,lad,det),mat);} |
213 | // This function returns the rotation matrix in a floating | |
214 | // precision pointer for a given module. mat[i][j] => mat[3*i+j]. | |
85f1e34a | 215 | void GetRotMatrix(Int_t index,Float_t *mat){ |
8253cd9a | 216 | Double_t rot[3][3]; |
217 | GetGeomMatrix(index)->GetMatrix(rot); | |
269f57ed | 218 | for(Int_t i=0;i<3;i++)for(Int_t j=0;j<3;j++) mat[3*i+j] = rot[i][j];} |
219 | // | |
8253cd9a | 220 | // Will define fShape if it isn't already defined. |
85f1e34a | 221 | void DefineShapes(Int_t size=4) |
8253cd9a | 222 | {if(fShape==0) fShape = new TObjArray(size);else fShape->Expand(size);} |
85f1e34a | 223 | // this function returns a pointer to the class describing a particular |
224 | // detector type based on AliITSDetector value. This will return a pointer | |
8253cd9a | 225 | // to one of the classes AliITSgeomSPD, AliITSgeomSDD, or AliITSgeomSSD, |
226 | // for example. | |
227 | virtual TObject *GetShape(const AliITSDetector idet) | |
228 | {return fShape->At((Int_t)idet);}; | |
269f57ed | 229 | // This function returns a pointer to the class describing the |
230 | // detector for a particular module index. This will return a pointer | |
231 | // to one of the classes AliITSgeomSPD, AliITSgeomSDD, or AliITSgeomSSD, | |
232 | // for example. | |
85f1e34a | 233 | virtual TObject *GetShape(Int_t index){ |
8253cd9a | 234 | return fShape->At(GetGeomMatrix(index)-> |
235 | GetDetectorIndex());} | |
269f57ed | 236 | // This function returns a pointer to the class describing the |
237 | // detector for a particular layer ladder and detector numbers. This | |
238 | // will return a pointer to one of the classes AliITSgeomSPD, | |
239 | // AliITSgeomSDD, or AliITSgeomSSD, for example. | |
85f1e34a | 240 | virtual TObject *GetShape(Int_t lay,Int_t lad,Int_t det) |
269f57ed | 241 | {return GetShape(GetModuleIndex(lay,lad,det));} |
269f57ed | 242 | // |
243 | // Setters | |
244 | // Sets the rotation angles and matrix for a give module index | |
245 | // via the double precision array a[3] [radians]. | |
85f1e34a | 246 | void SetByAngles(Int_t index,const Double_t a[]){ |
8253cd9a | 247 | GetGeomMatrix(index)->SetAngles(a);} |
269f57ed | 248 | // Sets the rotation angles and matrix for a give module index |
249 | // via the 3 floating precision variables rx, ry, and rz [radians]. | |
85f1e34a | 250 | void SetByAngles(Int_t index, |
269f57ed | 251 | const Float_t rx,const Float_t ry,const Float_t rz) { |
252 | Double_t a[3];a[0] = rx;a[1] = ry;a[2] = rz; | |
8253cd9a | 253 | GetGeomMatrix(index)->SetAngles(a);} |
269f57ed | 254 | // Sets the rotation angles and matrix for a give layer, ladder, |
255 | // and detector numbers via the 3 floating precision variables rx, | |
256 | // ry, and rz [radians]. | |
85f1e34a | 257 | void SetByAngles(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 258 | const Float_t rx,const Float_t ry,const Float_t rz) { |
259 | SetByAngles(GetModuleIndex(lay,lad,det),rx,ry,rz);} | |
260 | // | |
261 | // Sets the rotation angles and matrix for a give module index | |
262 | // via the Double precision array a[6] [degree]. The angles are those | |
263 | // defined by GEANT 3.12. | |
85f1e34a | 264 | void SetByGeantAngles(Int_t index,const Double_t *ang){ |
8253cd9a | 265 | GetGeomMatrix(index)->MatrixFromSixAngles(ang);} |
269f57ed | 266 | // Sets the rotation angles and matrix for a give layer, ladder |
267 | // and detector, in the array id[3] via the Double precision array | |
268 | // a[6] [degree]. The angles are those defined by GEANT 3.12. | |
269 | void SetByGeantAngles(const Int_t *id,const Double_t *ang){ | |
270 | SetByGeantAngles(GetModuleIndex(id),ang);} | |
271 | // Sets the rotation angles and matrix for a give layer, ladder | |
272 | // and detector, via the Double precision array a[6] [degree]. The | |
273 | // angles are those defined by GEANT 3.12. | |
85f1e34a | 274 | void SetByGeantAngles(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 275 | const Double_t *ang){ |
276 | SetByGeantAngles(GetModuleIndex(lay,lad,det),ang);} | |
277 | // | |
278 | // This function sets a new translation vector, given by the | |
279 | // array x[3], for the Cartesian coordinate transformation | |
280 | // for a give module index. | |
85f1e34a | 281 | void SetTrans(Int_t index,Double_t x[]){ |
8253cd9a | 282 | GetGeomMatrix(index)->SetTranslation(x);} |
269f57ed | 283 | // This function sets a new translation vector, given by the three |
284 | // variables x, y, and z, for the Cartesian coordinate transformation | |
285 | // for the detector defined by layer, ladder and detector. | |
85f1e34a | 286 | void SetTrans(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 287 | Float_t x,Float_t y,Float_t z){Double_t t[3]; |
288 | t[0] = x;t[1] = y;t[2] = z; | |
289 | SetTrans(GetModuleIndex(lay,lad,det),t);} | |
290 | // | |
291 | // This function adds one more shape element to the TObjArray | |
292 | // fShape. It is primarily used in the constructor functions of the | |
293 | // AliITSgeom class. The pointer *shape can be the pointer to any | |
294 | // class that is derived from TObject (this is true for nearly every | |
295 | // ROOT class). This does not appear to be working properly at this time. | |
296 | void AddShape(TObject *shp){fShape->AddLast(shp);} | |
297 | // This function deletes an existing shape element, of type TObject, | |
298 | // and replaces it with the one specified. This is primarily used to | |
299 | // changes the parameters to the segmentation class for a particular | |
300 | // type of detector. | |
85f1e34a | 301 | void ReSetShape(Int_t dtype,TObject *shp){ |
269f57ed | 302 | fShape->RemoveAt(dtype);fShape->AddAt(shp,dtype);} |
303 | // | |
304 | // transformations | |
305 | // Transforms from the ALICE Global coordinate system | |
306 | // to the detector local coordinate system for the detector | |
307 | // defined by the layer, ladder, and detector numbers. The | |
308 | // global and local coordinate are given in two floating point | |
309 | // arrays g[3], and l[3]. | |
85f1e34a | 310 | void GtoL(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 311 | const Float_t *g,Float_t *l){ |
312 | GtoL(GetModuleIndex(lay,lad,det),g,l);} | |
313 | // Transforms from the ALICE Global coordinate system | |
314 | // to the detector local coordinate system for the detector | |
315 | // defined by the id[0], id[1], and id[2] numbers. The | |
316 | // global and local coordinate are given in two floating point | |
317 | // arrays g[3], and l[3]. | |
318 | void GtoL(const Int_t *id,const Float_t *g,Float_t *l){ | |
319 | GtoL(GetModuleIndex(id),g,l);} | |
320 | // Transforms from the ALICE Global coordinate system | |
321 | // to the detector local coordinate system for the detector | |
322 | // module index number. The global and local coordinate are | |
323 | // given in two floating point arrays g[3], and l[3]. | |
85f1e34a | 324 | void GtoL(Int_t index,const Float_t *g,Float_t *l){ |
d962cab4 | 325 | Double_t dg[3],dl[3];Int_t i;for(i=0;i<3;i++) dg[i] = g[i]; |
8253cd9a | 326 | GetGeomMatrix(index)->GtoLPosition(dg,dl); |
d962cab4 | 327 | for(i=0;i<3;i++) l[i] =dl[i];} |
269f57ed | 328 | // Transforms from the ALICE Global coordinate system |
329 | // to the detector local coordinate system for the detector | |
330 | // defined by the layer, ladder, and detector numbers. The | |
331 | // global and local coordinate are given in two Double point | |
332 | // arrays g[3], and l[3]. | |
85f1e34a | 333 | void GtoL(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 334 | const Double_t *g,Double_t *l){ |
335 | GtoL(GetModuleIndex(lay,lad,det),g,l);} | |
336 | // Transforms from the ALICE Global coordinate system | |
337 | // to the detector local coordinate system for the detector | |
338 | // defined by the id[0], id[1], and id[2] numbers. The | |
339 | // global and local coordinate are given in two Double point | |
340 | // arrays g[3], and l[3]. | |
341 | void GtoL(const Int_t *id,const Double_t *g,Double_t *l){ | |
342 | GtoL(GetModuleIndex(id),g,l);} | |
343 | // Transforms from the ALICE Global coordinate system | |
344 | // to the detector local coordinate system for the detector | |
345 | // module index number. The global and local coordinate are | |
346 | // given in two Double point arrays g[3], and l[3]. | |
85f1e34a | 347 | void GtoL(Int_t index,const Double_t *g,Double_t *l){ |
d962cab4 | 348 | Double_t dg[3],dl[3];Int_t i;for(i=0;i<3;i++) dg[i] = g[i]; |
8253cd9a | 349 | GetGeomMatrix(index)->GtoLPosition(dg,dl); |
d962cab4 | 350 | for(i=0;i<3;i++) l[i] =dl[i];} |
269f57ed | 351 | // |
352 | // Transforms from the ALICE Global coordinate system | |
353 | // to the detector local coordinate system (used for ITS tracking) | |
354 | // for the detector module index number. The global and local | |
355 | // coordinate are given in two Double point arrays g[3], and l[3]. | |
85f1e34a | 356 | void GtoLtracking(Int_t index,const Double_t *g,Double_t *l){ |
269f57ed | 357 | if(IsGeantToTracking()) GtoL(index,g,l); |
8253cd9a | 358 | else GetGeomMatrix(index)->GtoLPositionTracking(g,l);} |
269f57ed | 359 | // Transforms from the ALICE Global coordinate system |
360 | // to the detector local coordinate system (used for ITS tracking) | |
361 | // for the detector id[3]. The global and local | |
362 | // coordinate are given in two Double point arrays g[3], and l[3]. | |
363 | void GtoLtracking(const Int_t *id,const Double_t *g,Double_t *l){ | |
364 | GtoLtracking(GetModuleIndex(id),g,l);} | |
365 | // Transforms from the ALICE Global coordinate system | |
366 | // to the detector local coordinate system (used for ITS tracking) | |
367 | // for the detector layer ladder and detector numbers. The global | |
368 | // and local coordinate are given in two Double point arrays g[3], | |
369 | // and l[3]. | |
85f1e34a | 370 | void GtoLtracking(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 371 | const Double_t *g,Double_t *l){ |
372 | GtoLtracking(GetModuleIndex(lay,lad,det),g,l);} | |
373 | // | |
374 | // Transforms of momentum types of quantities from the ALICE | |
375 | // Global coordinate system to the detector local coordinate system | |
376 | // for the detector layer ladder and detector numbers. The global | |
377 | // and local coordinate are given in two float point arrays g[3], | |
378 | // and l[3]. | |
85f1e34a | 379 | void GtoLMomentum(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 380 | const Float_t *g,Float_t *l){ |
381 | GtoLMomentum(GetModuleIndex(lay,lad,det),g,l);} | |
382 | // Transforms of momentum types of quantities from the ALICE | |
383 | // Global coordinate system to the detector local coordinate system | |
384 | // for the detector module index number. The global and local | |
385 | // coordinate are given in two float point arrays g[3], and l[3]. | |
85f1e34a | 386 | void GtoLMomentum(Int_t index,const Float_t *g,Float_t *l){ |
d962cab4 | 387 | Double_t dg[3],dl[3];Int_t i;for(i=0;i<3;i++) dg[i] = g[i]; |
8253cd9a | 388 | GetGeomMatrix(index)->GtoLMomentum(dg,dl); |
d962cab4 | 389 | for(i=0;i<3;i++) l[i] =dl[i];} |
269f57ed | 390 | // Transforms of momentum types of quantities from the ALICE |
391 | // Global coordinate system to the detector local coordinate system | |
392 | // for the detector layer ladder and detector numbers. The global | |
393 | // and local coordinate are given in two Double point arrays g[3], | |
394 | // and l[3]. | |
85f1e34a | 395 | void GtoLMomentum(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 396 | const Double_t *g,Double_t *l){ |
397 | GtoLMomentum(GetModuleIndex(lay,lad,det),g,l);} | |
398 | // Transforms of momentum types of quantities from the ALICE | |
399 | // Global coordinate system to the detector local coordinate system | |
400 | // for the detector module index number. The global and local | |
401 | // coordinate are given in two Double point arrays g[3], and l[3]. | |
85f1e34a | 402 | void GtoLMomentum(Int_t index,const Double_t *g,Double_t *l){ |
d962cab4 | 403 | Double_t dg[3],dl[3];Int_t i;for(i=0;i<3;i++) dg[i] = g[i]; |
8253cd9a | 404 | GetGeomMatrix(index)->GtoLMomentum(dg,dl); |
d962cab4 | 405 | for(i=0;i<3;i++) l[i] =dl[i];} |
269f57ed | 406 | // |
407 | // Transforms of momentum types of quantities from the ALICE | |
408 | // Global coordinate system to the detector local coordinate system | |
409 | // (used for ITS tracking) for the detector module index number. | |
410 | // The global and local coordinate are given in two Double point | |
411 | // arrays g[3], and l[3]. | |
85f1e34a | 412 | void GtoLMomentumTracking(Int_t index,const Double_t *g,Double_t *l){ |
269f57ed | 413 | if(IsGeantToTracking()) GtoLMomentum(index,g,l); |
8253cd9a | 414 | else GetGeomMatrix(index)->GtoLMomentumTracking(g,l);} |
269f57ed | 415 | // Transforms of momentum types of quantities from the ALICE |
416 | // Global coordinate system to the detector local coordinate system | |
417 | // (used for ITS tracking) for the detector id[3]. | |
418 | // The global and local coordinate are given in two Double point | |
419 | // arrays g[3], and l[3]. | |
420 | void GtoLMomentumTracking(const Int_t *id,const Double_t *g,Double_t *l){ | |
421 | GtoLMomentumTracking(GetModuleIndex(id),g,l);} | |
422 | // Transforms of momentum types of quantities from the ALICE | |
423 | // Global coordinate system to the detector local coordinate system | |
424 | // (used for ITS tracking) for the detector layer ladder and detector | |
425 | // numbers. The global and local coordinate are given in two Double point | |
426 | // arrays g[3], and l[3]. | |
85f1e34a | 427 | void GtoLMomentumTracking(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 428 | const Double_t *g,Double_t *l){ |
429 | GtoLMomentumTracking(GetModuleIndex(lay,lad,det),g,l);} | |
430 | // | |
431 | // Transforms from the detector local coordinate system | |
432 | // to the ALICE Global coordinate system for the detector | |
433 | // defined by the layer, ladder, and detector numbers. The | |
434 | // global and local coordinate are given in two floating point | |
435 | // arrays g[3], and l[3]. | |
85f1e34a | 436 | void LtoG(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 437 | const Float_t *l,Float_t *g){ |
438 | LtoG(GetModuleIndex(lay,lad,det),l,g);} | |
439 | // Transforms from the detector local coordinate system | |
440 | // to the ALICE Global coordinate system for the detector | |
441 | // defined by the id[0], id[1], and id[2] numbers. The | |
442 | // global and local coordinate are given in two floating point | |
443 | // arrays g[3], and l[3]. | |
444 | void LtoG(const Int_t *id,const Float_t *l,Float_t *g){ | |
445 | LtoG(GetModuleIndex(id),l,g);} | |
446 | // Transforms from the detector local coordinate system | |
447 | // to the ALICE Global coordinate system for the detector | |
448 | // module index number. The global and local coordinate are | |
449 | // given in two floating point arrays g[3], and l[3]. | |
85f1e34a | 450 | void LtoG(Int_t index,const Float_t *l,Float_t *g){ |
d962cab4 | 451 | Double_t dg[3],dl[3];Int_t i;for(i=0;i<3;i++) dl[i] = l[i]; |
8253cd9a | 452 | GetGeomMatrix(index)->LtoGPosition(dl,dg); |
d962cab4 | 453 | for(i=0;i<3;i++) g[i] =dg[i];} |
269f57ed | 454 | // Transforms from the detector local coordinate system |
455 | // to the ALICE Global coordinate system for the detector | |
456 | // defined by the layer, ladder, and detector numbers. The | |
457 | // global and local coordinate are given in two Double point | |
458 | // arrays g[3], and l[3]. | |
85f1e34a | 459 | void LtoG(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 460 | const Double_t *l,Double_t *g){ |
461 | LtoG(GetModuleIndex(lay,lad,det),l,g);} | |
462 | // Transforms from the detector local coordinate system | |
463 | // to the ALICE Global coordinate system for the detector | |
464 | // defined by the id[0], id[1], and id[2] numbers. The | |
465 | // global and local coordinate are given in two Double point | |
466 | // arrays g[3], and l[3]. | |
467 | void LtoG(const Int_t *id,const Double_t *l,Double_t *g){ | |
468 | LtoG(GetModuleIndex(id),l,g);} | |
469 | // Transforms from the detector local coordinate system | |
470 | // to the ALICE Global coordinate system for the detector | |
471 | // module index number. The global and local coordinate are | |
472 | // given in two Double point arrays g[3], and l[3]. | |
85f1e34a | 473 | void LtoG(Int_t index,const Double_t *l,Double_t *g){ |
d962cab4 | 474 | Double_t dg[3],dl[3];Int_t i;for(i=0;i<3;i++) dl[i] = l[i]; |
8253cd9a | 475 | GetGeomMatrix(index)->LtoGPosition(dl,dg); |
d962cab4 | 476 | for(i=0;i<3;i++) g[i] =dg[i];} |
269f57ed | 477 | // |
478 | // Transforms from the detector local coordinate system (used | |
479 | // for ITS tracking) to the ALICE Global coordinate system | |
480 | // for the detector module index number. The global and local | |
481 | // coordinate are given in two Double point arrays g[3], and l[3]. | |
85f1e34a | 482 | void LtoGtracking(Int_t index,const Double_t *l,Double_t *g){ |
269f57ed | 483 | if(IsGeantToTracking()) LtoG(index,l,g); |
8253cd9a | 484 | else GetGeomMatrix(index)->LtoGPositionTracking(l,g);} |
269f57ed | 485 | // Transforms from the detector local coordinate system (used |
486 | // for ITS tracking) to the ALICE Global coordinate system | |
487 | // for the detector id[3]. The global and local | |
488 | // coordinate are given in two Double point arrays g[3], and l[3]. | |
489 | void LtoGtracking(const Int_t *id,const Double_t *l,Double_t *g){ | |
490 | LtoGtracking(GetModuleIndex(id),l,g);} | |
491 | // Transforms from the detector local coordinate system (used | |
492 | // for ITS tracking) to the detector local coordinate system | |
493 | // for the detector layer ladder and detector numbers. The global | |
494 | // and local coordinate are given in two Double point arrays g[3], | |
495 | // and l[3]. | |
85f1e34a | 496 | void LtoGtracking(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 497 | const Double_t *l,Double_t *g){ |
498 | LtoGtracking(GetModuleIndex(lay,lad,det),l,g);} | |
499 | // | |
500 | // Transforms of momentum types of quantities from the detector | |
501 | // local coordinate system to the ALICE Global coordinate system | |
502 | // for the detector layer ladder and detector numbers. The global | |
503 | // and local coordinate are given in two float point arrays g[3], | |
504 | // and l[3]. | |
85f1e34a | 505 | void LtoGMomentum(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 506 | const Float_t *l,Float_t *g){ |
507 | LtoGMomentum(GetModuleIndex(lay,lad,det),l,g);} | |
508 | // Transforms of momentum types of quantities from the detector | |
509 | // local coordinate system to the ALICE Global coordinate system | |
510 | // for the detector module index number. The global and local | |
511 | // coordinate are given in two float point arrays g[3], and l[3]. | |
85f1e34a | 512 | void LtoGMomentum(Int_t index,const Float_t *l,Float_t *g){ |
d962cab4 | 513 | Double_t dg[3],dl[3];Int_t i;for(i=0;i<3;i++) dl[i] = l[i]; |
8253cd9a | 514 | GetGeomMatrix(index)->LtoGMomentum(dl,dg); |
d962cab4 | 515 | for(i=0;i<3;i++) g[i] =dg[i];} |
269f57ed | 516 | // Transforms of momentum types of quantities from the detector |
517 | // local coordinate system to the ALICE Global coordinate system | |
518 | // for the detector layer ladder and detector numbers. The global | |
519 | // and local coordinate are given in two Double point arrays g[3], | |
520 | // and l[3]. | |
85f1e34a | 521 | void LtoGMomentum(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 522 | const Double_t *l,Double_t *g){ |
523 | LtoGMomentum(GetModuleIndex(lay,lad,det),l,g);} | |
524 | // Transforms of momentum types of quantities from the detector | |
525 | // local coordinate system to the ALICE Global coordinate system | |
526 | // for the detector module index number. The global and local | |
527 | // coordinate are given in two Double point arrays g[3], and l[3]. | |
85f1e34a | 528 | void LtoGMomentum(Int_t index,const Double_t *l,Double_t *g){ |
8253cd9a | 529 | GetGeomMatrix(index)->LtoGMomentum(l,g);} |
269f57ed | 530 | // |
531 | // Transforms of momentum types of quantities from the detector | |
532 | // local coordinate system (used for ITS tracking) to the detector | |
533 | // system ALICE Global for the detector module index number. | |
534 | // The global and local coordinate are given in two Double point | |
535 | // arrays g[3], and l[3]. | |
85f1e34a | 536 | void LtoGMomentumTracking(Int_t index,const Double_t *l,Double_t *g){ |
269f57ed | 537 | if(IsGeantToTracking()) LtoGMomentum(index,l,g); |
8253cd9a | 538 | else GetGeomMatrix(index)->LtoGMomentumTracking(l,g);} |
269f57ed | 539 | // Transforms of momentum types of quantities from the detector |
540 | // local coordinate system (used for ITS tracking) to the ALICE | |
541 | // Global coordinate system for the detector id[3]. | |
542 | // The global and local coordinate are given in two Double point | |
543 | // arrays g[3], and l[3]. | |
544 | void LtoGMomentumTracking(const Int_t *id,const Double_t *l,Double_t *g){ | |
545 | LtoGMomentumTracking(GetModuleIndex(id),l,g);} | |
546 | // Transforms of momentum types of quantities from the detector | |
547 | // local coordinate system (used for ITS tracking) to the ALICE | |
548 | // Global coordinate system for the detector layer ladder and detector | |
549 | // numbers. The global and local coordinate are given in two Double point | |
550 | // arrays g[3], and l[3]. | |
85f1e34a | 551 | void LtoGMomentumTracking(Int_t lay,Int_t lad,Int_t det, |
269f57ed | 552 | const Double_t *l,Double_t *g){ |
553 | LtoGMomentumTracking(GetModuleIndex(lay,lad,det),l,g);} | |
554 | // | |
555 | // Transforms from one detector local coordinate system | |
556 | // to another detector local coordinate system for the detector | |
557 | // module index1 number to the detector module index2 number. The | |
558 | // local coordinates are given in two Double point arrays l1[3], | |
559 | // and l2[3]. | |
85f1e34a | 560 | void LtoL(Int_t index1,Int_t index2,Double_t *l1,Double_t *l2){ |
269f57ed | 561 | Double_t g[3]; LtoG(index1,l1,g);GtoL(index2,g,l2);} |
562 | // Transforms from one detector local coordinate system | |
563 | // to another detector local coordinate system for the detector | |
564 | // id1[3] to the detector id2[3]. The local coordinates are given | |
565 | // in two Double point arrays l1[3], and l2[3]. | |
566 | void LtoL(const Int_t *id1,const Int_t *id2,Double_t *l1,Double_t *l2){ | |
567 | LtoL(GetModuleIndex(id1[0],id1[1],id1[2]), | |
568 | GetModuleIndex(id2[0],id2[1],id2[2]),l1,l2);} | |
569 | // | |
570 | // Transforms from one detector local coordinate system (used for | |
571 | // ITS tracking) to another detector local coordinate system (used | |
572 | // for ITS tracking) for the detector module index1 number to the | |
573 | // detector module index2 number. The local coordinates are given | |
574 | // in two Double point arrays l1[3], and l2[3]. | |
85f1e34a | 575 | void LtoLtracking(Int_t index1,Int_t index2, |
269f57ed | 576 | Double_t *l1,Double_t *l2){ |
577 | Double_t g[3]; LtoGtracking(index1,l1,g);GtoLtracking(index2,g,l2);} | |
578 | // Transforms from one detector local coordinate system (used for | |
579 | // ITS tracking) to another detector local coordinate system (used | |
580 | // for ITS tracking) for the detector id1[3] to the detector id2[3]. | |
581 | // The local coordinates are given in two Double point arrays l1[3], | |
582 | // and l2[3]. | |
583 | void LtoLtracking(const Int_t *id1,const Int_t *id2, | |
584 | Double_t *l1,Double_t *l2){ | |
585 | LtoLtracking(GetModuleIndex(id1[0],id1[1],id1[2]), | |
586 | GetModuleIndex(id2[0],id2[1],id2[2]),l1,l2);} | |
587 | // | |
588 | // Transforms of momentum types of quantities from one detector | |
589 | // local coordinate system to another detector local coordinate | |
590 | // system for the detector module index1 number to the detector | |
591 | // module index2 number. The local coordinates are given in two | |
592 | // Double point arrays l1[3], and l2[3]. | |
85f1e34a | 593 | void LtoLMomentum(Int_t index1,Int_t index2, |
269f57ed | 594 | const Double_t *l1,Double_t *l2){ |
595 | Double_t g[3]; LtoGMomentum(index1,l1,g);GtoLMomentum(index2,g,l2);} | |
596 | // Transforms of momentum types of quantities from one detector | |
597 | // local coordinate system to another detector local coordinate | |
598 | // system for the detector id1[3] to the detector id2[3]. The local | |
599 | // coordinates are given in two Double point arrays l1[3], and l2[3]. | |
b79e4bc3 | 600 | void LtoLMomentum(const Int_t *id1,const Int_t *id2, |
269f57ed | 601 | const Double_t *l1,Double_t *l2){ |
602 | LtoLMomentum(GetModuleIndex(id1[0],id1[1],id1[2]), | |
603 | GetModuleIndex(id2[0],id2[1],id2[2]),l1,l2);} | |
604 | // | |
605 | // Transforms of momentum types of quantities from one detector | |
606 | // local coordinate system (used by ITS tracking) to another detector | |
607 | // local coordinate system (used by ITS tracking) for the detector | |
608 | // module index1 number to the detector module index2 number. The | |
609 | // local coordinates are given in two Double point arrays l1[3], | |
610 | // and l2[3]. | |
85f1e34a | 611 | void LtoLMomentumTracking(Int_t index1,Int_t index2, |
269f57ed | 612 | Double_t *l1,Double_t *l2){ |
613 | Double_t g[3]; LtoGMomentumTracking(index1,l1,g); | |
614 | GtoLMomentumTracking(index2,g,l2);} | |
615 | // Transforms of momentum types of quantities from one detector | |
616 | // local coordinate system (used by ITS tracking) to another detector | |
617 | // local coordinate system (used by ITS tracking) for the detector | |
618 | // id1[3] to the detector id2[3]. The local coordinates are given in | |
619 | // two Double point arrays l1[3], and l2[3]. | |
620 | void LtoLMomentumTracking(const Int_t *id1,const Int_t *id2, | |
621 | Double_t *l1,Double_t *l2){ | |
622 | LtoLMomentumTracking(GetModuleIndex(id1[0],id1[1],id1[2]), | |
623 | GetModuleIndex(id2[0],id2[1],id2[2]),l1,l2);} | |
624 | // | |
625 | // Transforms a matrix, like an Uncertainty or Error matrix from | |
626 | // the ALICE Global coordinate system to a detector local coordinate | |
627 | // system. The specific detector is determined by the module index | |
628 | // number. | |
85f1e34a | 629 | void GtoLErrorMatrix(Int_t index,const Double_t **g,Double_t **l){ |
8253cd9a | 630 | GetGeomMatrix(index)->GtoLPositionError((Double_t (*)[3])g,(Double_t (*)[3])l);} |
269f57ed | 631 | // |
632 | // Transforms a matrix, like an Uncertainty or Error matrix from | |
633 | // the ALICE Global coordinate system to a detector local coordinate | |
634 | // system (used by ITS tracking). The specific detector is determined | |
635 | // by the module index number. | |
85f1e34a | 636 | void GtoLErrorMatrixTracking(Int_t index,const Double_t **g, |
269f57ed | 637 | Double_t **l){ |
8253cd9a | 638 | if(IsGeantToTracking()) GetGeomMatrix(index)->GtoLPositionError(( |
d962cab4 | 639 | Double_t (*)[3])g,(Double_t (*)[3])l); |
8253cd9a | 640 | else GetGeomMatrix(index)->GtoLPositionErrorTracking( |
d962cab4 | 641 | (Double_t (*)[3])g,(Double_t (*)[3])l);} |
269f57ed | 642 | // |
643 | // Transforms a matrix, like an Uncertainty or Error matrix from | |
644 | // the detector local coordinate system to a ALICE Global coordinate | |
645 | // system. The specific detector is determined by the module index | |
646 | // number. | |
85f1e34a | 647 | void LtoGErrorMatrix(Int_t index,const Double_t **l,Double_t **g){ |
8253cd9a | 648 | GetGeomMatrix(index)->LtoGPositionError((Double_t (*)[3])l,(Double_t (*)[3])g);} |
269f57ed | 649 | // |
650 | // Transforms a matrix, like an Uncertainty or Error matrix from | |
651 | // the detector local coordinate system (used by ITS tracking) to a | |
652 | // ALICE Global coordinate system. The specific detector is determined | |
653 | // by the module index number. | |
85f1e34a | 654 | void LtoGErrorMatrixTracking(Int_t index,const Double_t **l, |
269f57ed | 655 | Double_t **g){ |
8253cd9a | 656 | if(IsGeantToTracking()) GetGeomMatrix(index)->LtoGPositionError(( |
d962cab4 | 657 | Double_t (*)[3])g,(Double_t (*)[3])l); |
8253cd9a | 658 | else GetGeomMatrix(index)->LtoGPositionErrorTracking((Double_t (*)[3])l, |
d962cab4 | 659 | (Double_t (*)[3])g);} |
269f57ed | 660 | // |
661 | // Transforms a matrix, like an Uncertainty or Error matrix from | |
662 | // one detector local coordinate system to another detector local | |
663 | // coordinate system. The specific detector is determined by the | |
664 | // two module index number index1 and index2. | |
85f1e34a | 665 | void LtoLErrorMatrix(Int_t index1,Int_t index2, |
269f57ed | 666 | const Double_t **l1,Double_t **l2){ |
667 | Double_t g[3][3]; | |
668 | LtoGErrorMatrix(index1,l1,(Double_t **)g); | |
669 | GtoLErrorMatrix(index2,(const Double_t **)g,l2);} | |
670 | // | |
671 | // Transforms a matrix, like an Uncertainty or Error matrix from | |
672 | // one detector local coordinate system (used by ITS tracking) to | |
673 | // another detector local coordinate system (used by ITS tracking). | |
674 | // The specific detector is determined by the two module index number | |
675 | // index1 and index2. | |
85f1e34a | 676 | void LtoLErrorMatrixTraking(Int_t index1,Int_t index2, |
269f57ed | 677 | const Double_t **l1,Double_t **l2){Double_t g[3][3]; |
678 | LtoGErrorMatrixTracking(index1,l1,(Double_t **)g); | |
679 | GtoLErrorMatrixTracking(index2,(const Double_t **)g,l2);} | |
680 | // Find Specific Modules | |
85f1e34a | 681 | // Locate the nearest module to the point g, in ALICE global Cartesian |
682 | // coordinates [cm] in a give layer. If layer = 0 then it search in | |
683 | // all layers. | |
684 | Int_t GetNearest(const Double_t g[3],Int_t lay=0); | |
685 | // Locates the nearest 27 modules, in nearest order, to the point g, in | |
686 | // ALICE global Cartesian coordinates [cm] in a give layer. If layer = 0 | |
687 | // then it searches in all layers. (there are 27 elements in a 3x3x3 | |
688 | // cube. | |
689 | void GetNearest27(const Double_t g[3],Int_t n[27],Int_t lay=0); | |
269f57ed | 690 | // Returns the distance [cm] between the point g[3] and the center of |
691 | // the detector/module specified by the the module index number. | |
85f1e34a | 692 | Double_t Distance(Int_t index,const Double_t g[3]){ |
8253cd9a | 693 | return TMath::Sqrt(GetGeomMatrix(index)->Distance2(g));} |
269f57ed | 694 | // Geometry manipulation |
85f1e34a | 695 | // This function performs a Cartesian translation and rotation of |
696 | // the full ITS from its default position by an amount determined by | |
697 | // the three element arrays tran and rot. | |
269f57ed | 698 | void GlobalChange(const Float_t *tran,const Float_t *rot); |
85f1e34a | 699 | // This function performs a Cylindrical translation and rotation of |
700 | // the full ITS from its default position by an amount determined by | |
701 | // the three element arrays tran and rot. | |
269f57ed | 702 | void GlobalCylindericalChange(const Float_t *tran,const Float_t *rot); |
85f1e34a | 703 | // This function performs a Gaussian random displacement and/or |
704 | // rotation about the present global position of each active | |
705 | // volume/detector of the ITS with variances given by stran and srot. | |
269f57ed | 706 | void RandomChange(const Float_t *stran,const Float_t *srot); |
85f1e34a | 707 | // This function performs a Gaussian random displacement and/or |
708 | // rotation about the present global position of each active | |
709 | // volume/detector of the ITS with variances given by stran and srot. | |
710 | // But in Cylindrical coordinates. | |
269f57ed | 711 | void RandomCylindericalChange(const Float_t *stran,const Float_t *srot); |
85f1e34a | 712 | // This function converts these transformations from Alice global and |
713 | // local to Tracking global and local. | |
269f57ed | 714 | void GeantToTracking(AliITSgeom &source); // This converts the geometry |
715 | // Other routines. | |
85f1e34a | 716 | // This routine prints, to a file, the difference between this class |
717 | // and "other". | |
58005f18 | 718 | void PrintComparison(FILE *fp,AliITSgeom *other); |
85f1e34a | 719 | // This routine prints, to a file, the contents of this class. |
720 | void PrintData(FILE *fp,Int_t lay,Int_t lad,Int_t det); | |
721 | // This function prints out this class in a single stream. This steam | |
722 | // can be read by ReadGeom. | |
58005f18 | 723 | ofstream &PrintGeom(ofstream &out); |
85f1e34a | 724 | // This function reads in that single steam printed out by PrintGeom. |
58005f18 | 725 | ifstream &ReadGeom(ifstream &in); |
e8189707 | 726 | |
085bb6ed | 727 | private: |
8253cd9a | 728 | char fVersion[20];// Transformation version. |
729 | Int_t fTrans; // Flag to keep track of which transformation | |
730 | Int_t fNmodules;// The total number of modules | |
731 | Int_t fNlayers; // The number of layers. | |
85f1e34a | 732 | Int_t *fNlad; //[fNlayers] Array of the number of ladders/layer(layer) |
733 | Int_t *fNdet;//[fNlayers] Array of the number of detector/ladder(layer) | |
734 | TObjArray *fGm; // Structure of translation. and rotation. | |
8253cd9a | 735 | TObjArray *fShape; // Array of shapes and detector information. |
736 | ||
269f57ed | 737 | ClassDef(AliITSgeom,2) // ITS geometry class |
58005f18 | 738 | }; |
739 | ||
740 | #endif |