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4c039060 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* | |
17 | $Log$ | |
18 | */ | |
19 | ||
ab2f6604 | 20 | // -*- C++ -*- |
21 | // | |
22 | // 1998/10/19 | |
23 | // --------------------------------------------------------------------------- | |
24 | // | |
25 | // AliTube Class | |
26 | // | |
27 | // This file is part of the ALICE Geometry Database . | |
28 | // | |
29 | // By: Joana E. Santo & David Collados | |
30 | // | |
31 | // --------------------------------------------------------------------------- | |
32 | ||
33 | #include <TVirtualPad.h> | |
34 | #include <TView.h> | |
35 | #include <TCanvas.h> | |
36 | #include <iostream.h> | |
37 | #include <TGLKernelABC.h> | |
38 | #include "TROOT.h" | |
39 | #include "AliGTube.h" | |
40 | #include "AliGShape.h" | |
41 | ||
42 | ClassImp(AliGTube) | |
43 | ||
44 | AliGTube::AliGTube() | |
45 | { | |
46 | /* Default Constructor */ | |
47 | fCoTab = NULL; // Table of cos(fPhi1) .... cos(fPhil+fDphi1) | |
48 | fAspectRatio = 1; // defines (the ellipse semi-axis in Y)/(the ellipse semi-axis in X) | |
49 | fDz = 0.; // half length in z | |
50 | fName = ""; | |
51 | fNdiv = 0; // number of segments (precision) | |
52 | fRmax = 0.; // ellipse semi-axis in X outside | |
53 | fRmin = 0.; // ellipse semi-axis in X inside | |
54 | fSiTab = NULL; // Table of sin(fPhi1) .... sin(fPhil+fDphi1) | |
55 | fTitle = ""; | |
56 | } | |
57 | ||
58 | //------------------------------------------------------------------------- | |
59 | ||
60 | AliGTube::AliGTube( Text_t *name, Text_t *title, Float_t rmin, Float_t rmax, Float_t dz, Float_t aspect ) : AliGShape(name, title) | |
61 | { | |
62 | /* Constructor */ | |
63 | fCoTab = NULL; // Table of cos(fPhi1) .... cos(fPhil+fDphi1) | |
64 | fAspectRatio = aspect; // defines (the ellipse semi-axis in Y)/(the ellipse semi-axis in X) | |
65 | fDz = dz; // half length in z | |
66 | fNdiv = 0; // number of segments (precision) | |
67 | fRmax = rmax; // ellipse semi-axis in X outside | |
68 | fRmin = rmin; // ellipse semi-axis in X inside | |
69 | fSiTab = NULL; // Table of sin(fPhi1) .... sin(fPhil+fDphi1) | |
70 | ||
71 | MakeTableOfCoSin(); | |
72 | } | |
73 | ||
74 | ||
75 | //------------------------------------------------------------------------- | |
76 | ||
77 | AliGTube::AliGTube( AliGTube *tube ) | |
78 | { | |
79 | /* Copy Constructor */ | |
80 | fCoTab = NULL; // Table of cos(fPhi1) .... cos(fPhil+fDphi1) | |
81 | fAspectRatio = tube->fAspectRatio; // defines (the ellipse semi-axis in Y)/(the ellipse semi-axis in X) | |
82 | fDz = tube->fDz; // half length in z | |
83 | fColor = tube->fColor; | |
84 | fName = tube->fName; | |
85 | fNdiv = 0; // number of segments (precision) | |
86 | fRmax = tube->fRmax; // ellipse semi-axis in X outside | |
87 | fRmin = tube->fRmin; // ellipse semi-axis in X inside | |
88 | fSiTab = NULL; // Table of sin(fPhi1) .... sin(fPhil+fDphi1) | |
89 | fTitle = tube->fTitle; | |
90 | ||
91 | MakeTableOfCoSin(); | |
92 | } | |
93 | ||
94 | //------------------------------------------------------------------------- | |
95 | ||
96 | AliGTube::AliGTube(Text_t *name, Text_t *title, Float_t rmax, Float_t dz) : AliGShape(name, title) | |
97 | { | |
98 | /* Tube simplified constructor */ | |
99 | fCoTab = NULL; // Table of cos(fPhi1) .... cos(fPhil+fDphi1) | |
100 | fAspectRatio = 1; // defines (the ellipse semi-axis in Y)/(the ellipse semi-axis in X) | |
101 | fDz = dz; // half length in z | |
102 | fNdiv = 0; // number of segments (precision) | |
103 | fRmax = rmax; // ellipse semi-axis in X outside | |
104 | fRmin = 0.; // ellipse semi-axis in X inside | |
105 | fSiTab = NULL; // Table of sin(fPhi1) .... sin(fPhil+fDphi1) | |
106 | ||
107 | MakeTableOfCoSin(); | |
108 | } | |
109 | ||
110 | //------------------------------------------------------------------------- | |
111 | ||
112 | AliGTube::~AliGTube() | |
113 | { | |
114 | /* Destructor */ | |
115 | delete [] fCoTab; | |
116 | delete [] fSiTab; | |
117 | } | |
118 | ||
119 | //------------------------------------------------------------------------- | |
120 | ||
121 | void AliGTube::MakeTableOfCoSin() | |
122 | { | |
123 | const Double_t PI = TMath::ATan(1) * 4.0; | |
124 | const Double_t TWOPI = 2*PI; | |
125 | ||
126 | Int_t j; | |
127 | Int_t n = GetNumberOfDivisions (); | |
128 | ||
129 | if (fCoTab) | |
130 | delete [] fCoTab; // Delete the old tab if any | |
131 | fCoTab = new Double_t [n]; | |
132 | ||
133 | if (!fCoTab ) { | |
134 | Error("MakeTableOfCoSin()","No cos table done"); | |
135 | return; | |
136 | } | |
137 | ||
138 | if (fSiTab) | |
139 | delete [] fSiTab; // Delete the old tab if any | |
140 | fSiTab = new Double_t [n]; | |
141 | ||
142 | if (!fSiTab ) | |
143 | { | |
144 | Error("MakeTableOfCoSin()","No sin table done"); | |
145 | return; | |
146 | } | |
147 | ||
148 | Double_t range = TWOPI; | |
149 | Double_t angstep = range/n; | |
150 | ||
151 | Double_t ph = 0; | |
152 | for (j = 0; j < n; j++) | |
153 | { | |
154 | ph = j*angstep; | |
155 | fCoTab[j] = TMath::Cos(ph); | |
156 | fSiTab[j] = TMath::Sin(ph); | |
157 | } | |
158 | ||
159 | } | |
160 | ||
161 | //------------------------------------------------------------------------- | |
162 | ||
163 | void AliGTube::DrawShape(Option_t *option) | |
164 | { | |
165 | Draw(option); | |
166 | gPad->Update(); | |
167 | } | |
168 | ||
169 | //------------------------------------------------------------------------- | |
170 | ||
171 | void AliGTube::Draw(Option_t *option) | |
172 | { | |
173 | //cout << " Entra en " << this->GetName() << "::Draw " << endl; | |
174 | TString opt = option; | |
175 | opt.ToLower(); | |
176 | ||
177 | if( !gPad ) { | |
178 | gPad = new TCanvas("AliGTube","AliGTube",0,0,400,300); | |
179 | gPad->Range(0,0,1,1); | |
180 | gPad->SetFillColor(32); // Light Green | |
181 | gPad->SetBorderSize(3); | |
182 | gPad->SetBorderMode(0); // -1 (down) 0 (no) 1 (up) | |
183 | } | |
184 | else { | |
185 | if( !opt.Contains("same") ) { | |
186 | gPad->Clear(); | |
187 | gPad->SetName("AliGTube"); | |
188 | gPad->SetTitle("AliGTube"); | |
189 | } | |
190 | else { | |
191 | gPad->SetName("AliShapes"); | |
192 | gPad->SetTitle("AliShapes"); | |
193 | } | |
194 | } | |
195 | ||
196 | AppendPad(option); | |
197 | TView *view = gPad->GetView(); | |
198 | ||
199 | if (!view) | |
200 | view = new TView(1); | |
201 | ||
202 | view->SetAutoRange(kTRUE); | |
203 | Paint(option); | |
204 | view->SetAutoRange(kFALSE); | |
205 | ||
206 | cout << " Sale de " << this->GetName() << "::Draw " << endl; | |
207 | } | |
208 | ||
209 | //------------------------------------------------------------------------- | |
210 | ||
211 | void AliGTube::Paint(Option_t *option) | |
212 | { | |
213 | //*-*-*-*-*-*-*-*Paint this 3-D shape with its current attributes*-*-*-*-*-*-*-* | |
214 | //*-* ================================================ | |
215 | ||
216 | SetLineColor( GetCol() ); | |
217 | ||
218 | Int_t i, j; | |
219 | Int_t n = GetNumberOfDivisions(); | |
220 | const Int_t numpoints = 4*n; | |
221 | ||
222 | //*-* Allocate memory for points *-* | |
223 | ||
224 | Float_t *points = new Float_t[3*numpoints]; | |
225 | if (!points) return; | |
226 | ||
227 | SetPoints(points); | |
228 | ||
229 | if (gPad->GetView3D()) PaintGLPoints(points); | |
230 | ||
231 | //== for (i = 0; i < numpoints; i++) | |
232 | //== gNode->Local2Master(&points[3*i],&points[3*i]); | |
233 | ||
234 | X3DBuffer *buff = new X3DBuffer; | |
235 | if (buff) { | |
236 | buff->numPoints = numpoints; | |
237 | buff->numSegs = n*8; | |
238 | buff->numPolys = n*4; | |
239 | } | |
240 | ||
241 | ||
242 | //*-* Allocate memory for points *-* | |
243 | ||
244 | buff->points = points; | |
245 | ||
246 | Int_t c = ((GetLineColor() % 8) - 1) * 4; // Basic colors: 0, 1, ... 7 | |
247 | if (c < 0) c = 0; | |
248 | ||
249 | //*-* Allocate memory for segments *-* | |
250 | ||
251 | buff->segs = new Int_t[buff->numSegs*3]; | |
252 | if (buff->segs) { | |
253 | for (i = 0; i < 4; i++) { | |
254 | for (j = 0; j < n; j++) { | |
255 | buff->segs[(i*n+j)*3 ] = c; | |
256 | buff->segs[(i*n+j)*3+1] = i*n+j; | |
257 | buff->segs[(i*n+j)*3+2] = i*n+j+1; | |
258 | } | |
259 | buff->segs[(i*n+j-1)*3+2] = i*n; | |
260 | } | |
261 | for (i = 4; i < 6; i++) { | |
262 | for (j = 0; j < n; j++) { | |
263 | buff->segs[(i*n+j)*3 ] = c+1; | |
264 | buff->segs[(i*n+j)*3+1] = (i-4)*n+j; | |
265 | buff->segs[(i*n+j)*3+2] = (i-2)*n+j; | |
266 | } | |
267 | } | |
268 | for (i = 6; i < 8; i++) { | |
269 | for (j = 0; j < n; j++) { | |
270 | buff->segs[(i*n+j)*3 ] = c; | |
271 | buff->segs[(i*n+j)*3+1] = 2*(i-6)*n+j; | |
272 | buff->segs[(i*n+j)*3+2] = (2*(i-6)+1)*n+j; | |
273 | } | |
274 | } | |
275 | } | |
276 | ||
277 | //*-* Allocate memory for polygons *-* | |
278 | ||
279 | Int_t indx = 0; | |
280 | ||
281 | buff->polys = new Int_t[buff->numPolys*6]; | |
282 | if (buff->polys) { | |
283 | for (i = 0; i < 2; i++) { | |
284 | for (j = 0; j < n; j++) { | |
285 | indx = 6*(i*n+j); | |
286 | buff->polys[indx ] = c; | |
287 | buff->polys[indx+1] = 4; | |
288 | buff->polys[indx+2] = i*n+j; | |
289 | buff->polys[indx+3] = (4+i)*n+j; | |
290 | buff->polys[indx+4] = (2+i)*n+j; | |
291 | buff->polys[indx+5] = (4+i)*n+j+1; | |
292 | } | |
293 | buff->polys[indx+5] = (4+i)*n; | |
294 | } | |
295 | for (i = 2; i < 4; i++) { | |
296 | for (j = 0; j < n; j++) { | |
297 | indx = 6*(i*n+j); | |
298 | buff->polys[indx ] = c+(i-2)*2+1; | |
299 | buff->polys[indx+1] = 4; | |
300 | buff->polys[indx+2] = (i-2)*2*n+j; | |
301 | buff->polys[indx+3] = (4+i)*n+j; | |
302 | buff->polys[indx+4] = ((i-2)*2+1)*n+j; | |
303 | buff->polys[indx+5] = (4+i)*n+j+1; | |
304 | } | |
305 | buff->polys[indx+5] = (4+i)*n; | |
306 | } | |
307 | } | |
308 | ||
309 | //*-* Paint in the pad | |
310 | //*-* Paint in the pad | |
311 | Bool_t rangeView = strcmp(option,"range")==0 ? kTRUE : kFALSE; | |
312 | ||
313 | PaintShape(buff,rangeView); | |
314 | //PaintShape(buff); | |
315 | ||
316 | if (strstr(option, "x3d")) { | |
317 | if(buff && buff->points && buff->segs) | |
318 | FillX3DBuffer(buff); | |
319 | else { | |
320 | gSize3D.numPoints -= buff->numPoints; | |
321 | gSize3D.numSegs -= buff->numSegs; | |
322 | gSize3D.numPolys -= buff->numPolys; | |
323 | } | |
324 | } | |
325 | ||
326 | if( points ) delete [] points; | |
327 | ||
328 | //if (buff->points) delete [] buff->points; | |
329 | ||
330 | if (buff->segs) delete [] buff->segs; | |
331 | ||
332 | if (buff->polys) delete [] buff->polys; | |
333 | ||
334 | if (buff) delete buff; | |
335 | ||
336 | } | |
337 | ||
338 | //------------------------------------------------------------------------- | |
339 | ||
340 | void AliGTube::PaintGLPoints(Float_t *vertex) | |
341 | { | |
342 | //*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*Paint BRIK via OpenGL *-*-*-*-*-*-*-*-*-*-*-*-* | |
343 | //*-* ===================== | |
344 | gGLKernel->PaintCone(vertex,GetNumberOfDivisions(),2); | |
345 | } | |
346 | ||
347 | //------------------------------------------------------------------------- | |
348 | ||
349 | void AliGTube::SetPoints(Float_t *buff) | |
350 | { | |
351 | //*-*-*-*-*-*-*-*-*-*-*-*-*-*-*Create TUBE points*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* | |
352 | //*-* ================== | |
353 | ||
354 | Float_t dz; | |
355 | Int_t j, n; | |
356 | ||
357 | n = GetNumberOfDivisions(); | |
358 | ||
359 | dz = fDz; | |
360 | ||
361 | Int_t indx = 0; | |
362 | ||
363 | if (buff) { | |
364 | //*-* We've to checxk whether the table does exist and create it | |
365 | //*-* since fCoTab/fSiTab are not saved with any TShape::Streamer function | |
366 | if (!fCoTab) MakeTableOfCoSin(); | |
367 | ||
368 | for (j = 0; j < n; j++) { | |
369 | buff[indx+6*n] = buff[indx] = fRmin * fCoTab[j]; | |
370 | indx++; | |
371 | buff[indx+6*n] = buff[indx] = fAspectRatio*fRmin * fSiTab[j]; | |
372 | indx++; | |
373 | buff[indx+6*n] = dz; | |
374 | buff[indx] =-dz; | |
375 | indx++; | |
376 | } | |
377 | for (j = 0; j < n; j++) { | |
378 | buff[indx+6*n] = buff[indx] = fRmax * fCoTab[j]; | |
379 | indx++; | |
380 | buff[indx+6*n] = buff[indx] = fAspectRatio*fRmax * fSiTab[j]; | |
381 | indx++; | |
382 | buff[indx+6*n]= dz; | |
383 | buff[indx] =-dz; | |
384 | indx++; | |
385 | } | |
386 | } | |
387 | } | |
388 | ||
389 | //------------------------------------------------------------------------- | |
390 | ||
391 | void AliGTube::Sizeof3D() const | |
392 | { | |
393 | //*-*-*-*-*-*Return total X3D size of this shape with its attributes*-*-*-*-*-*-* | |
394 | //*-* ======================================================= | |
395 | ||
396 | cout << " Entra en AliGTube::Sizeof3D() " << endl; | |
397 | ||
398 | Int_t n = GetNumberOfDivisions(); | |
399 | ||
400 | gSize3D.numPoints += n*4; | |
401 | gSize3D.numSegs += n*8; | |
402 | gSize3D.numPolys += n*4; | |
403 | } | |
404 | ||
405 | //------------------------------------------------------------------------- | |
406 | ||
407 | void AliGTube::Streamer(TBuffer &R__b) | |
408 | { | |
409 | // Stream an object of class AliGTube. | |
410 | ||
411 | if (R__b.IsReading()) { | |
412 | Version_t R__v = R__b.ReadVersion(); if (R__v) { } | |
413 | AliGShape::Streamer(R__b); | |
414 | R__b.ReadArray(fCoTab); // | |
415 | R__b >> fAspectRatio; | |
416 | R__b >> fDz; | |
417 | R__b >> fNdiv; | |
418 | R__b >> fRmax; | |
419 | R__b >> fRmin; | |
420 | R__b.ReadArray(fSiTab); // | |
421 | } else { | |
422 | R__b.WriteVersion(AliGTube::IsA()); | |
423 | AliGShape::Streamer(R__b); | |
424 | R__b.WriteArray(fCoTab, GetNumberOfDivisions()); // | |
425 | R__b << fAspectRatio; | |
426 | R__b << fDz; | |
427 | R__b << fNdiv; | |
428 | R__b << fRmax; | |
429 | R__b << fRmin; | |
430 | R__b.WriteArray(fSiTab, GetNumberOfDivisions()); // | |
431 | } | |
432 | } | |
433 | ||
434 | //------------------------------------------------------------------------- | |
435 |