0024510: Remove unused local variables
[occt.git] / src / GeometryTest / GeometryTest_APICommands.cxx
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b311480e 1// Created on: 1995-01-17
2// Created by: Remi LEQUETTE
3// Copyright (c) 1995-1999 Matra Datavision
973c2be1 4// Copyright (c) 1999-2014 OPEN CASCADE SAS
b311480e 5//
973c2be1 6// This file is part of Open CASCADE Technology software library.
b311480e 7//
973c2be1 8// This library is free software; you can redistribute it and / or modify it
9// under the terms of the GNU Lesser General Public version 2.1 as published
10// by the Free Software Foundation, with special exception defined in the file
11// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12// distribution for complete text of the license and disclaimer of any warranty.
b311480e 13//
973c2be1 14// Alternatively, this file may be used under the terms of Open CASCADE
15// commercial license or contractual agreement.
7fd59977 16
17#include <Geom_Curve.hxx>
18#include <Geom_Surface.hxx>
19#include <Draw.hxx>
20#include <Draw_Interpretor.hxx>
21#include <DrawTrSurf.hxx>
22#include <Draw_Appli.hxx>
23#include <GeometryTest.hxx>
24#include <GeomAPI_ProjectPointOnCurve.hxx>
25#include <GeomAPI_ProjectPointOnSurf.hxx>
26#include <GeomAPI_ExtremaCurveCurve.hxx>
27#include <GeomAPI_ExtremaCurveSurface.hxx>
28#include <GeomAPI_ExtremaSurfaceSurface.hxx>
29#include <GeomAPI_PointsToBSpline.hxx>
30#include <GeomAPI_PointsToBSplineSurface.hxx>
31#include <Geom_Line.hxx>
32#include <Geom_TrimmedCurve.hxx>
33#include <Draw_Segment3D.hxx>
34#include <Draw_Marker3D.hxx>
35#include <Draw_Color.hxx>
36#include <Draw_MarkerShape.hxx>
37#include <TColgp_Array1OfPnt.hxx>
38#include <TColgp_Array2OfPnt.hxx>
39#include <TColStd_Array2OfReal.hxx>
40#include <Precision.hxx>
41#include <stdio.h>
42#ifdef WNT
43Standard_IMPORT Draw_Viewer dout;
44#endif
45
46//=======================================================================
47//function : proj
48//purpose :
49//=======================================================================
50
51static Standard_Integer proj (Draw_Interpretor& di, Standard_Integer n, const char** a)
569aff1e 52 {
32ca7a51 53 if ( n < 5)
54 {
569aff1e 55 cout << " Use proj curve/surf x y z [extrema algo: g(grad)/t(tree)]" << endl;
56 return 1;
32ca7a51 57 }
7fd59977 58
91322f44 59 gp_Pnt P(Draw::Atof(a[2]),Draw::Atof(a[3]),Draw::Atof(a[4]));
7fd59977 60
61 char name[100];
62
63 Handle(Geom_Curve) GC = DrawTrSurf::GetCurve(a[1]);
64 Handle(Geom_Surface) GS;
569aff1e 65 Extrema_ExtAlgo aProjAlgo = Extrema_ExtAlgo_Grad;
32ca7a51 66
569aff1e 67 if (n == 6 && a[5][0] == 't')
68 aProjAlgo = Extrema_ExtAlgo_Tree;
7fd59977 69
32ca7a51 70 if (GC.IsNull())
71 {
7fd59977 72 GS = DrawTrSurf::GetSurface(a[1]);
32ca7a51 73
7fd59977 74 if (GS.IsNull())
75 return 1;
32ca7a51 76
7fd59977 77 Standard_Real U1, U2, V1, V2;
78 GS->Bounds(U1,U2,V1,V2);
79
569aff1e 80 GeomAPI_ProjectPointOnSurf proj(P,GS,U1,U2,V1,V2,aProjAlgo);
32ca7a51 81
7fd59977 82 Standard_Real UU,VV;
32ca7a51 83 for ( Standard_Integer i = 1; i <= proj.NbPoints(); i++)
84 {
7fd59977 85 gp_Pnt P1 = proj.Point(i);
32ca7a51 86 if ( P.Distance(P1) > Precision::Confusion())
87 {
88 Handle(Geom_Line) L = new Geom_Line(P,gp_Vec(P,P1));
89 Handle(Geom_TrimmedCurve) CT =
90 new Geom_TrimmedCurve(L, 0., P.Distance(P1));
91322f44 91 Sprintf(name,"%s%d","ext_",i);
32ca7a51 92 char* temp = name; // portage WNT
93 DrawTrSurf::Set(temp, CT);
94 di << name << " ";
95 }
96 else
97 {
91322f44 98 Sprintf(name,"%s%d","ext_",i);
32ca7a51 99 di << name << " ";
100 char* temp = name; // portage WNT
101 DrawTrSurf::Set(temp, P1);
102 proj.Parameters(i,UU,VV);
103 di << " Le point est sur la surface." << "\n";
104 di << " Ses parametres sont: UU = " << UU << "\n";
105 di << " VV = " << VV << "\n";
106 }
7fd59977 107 }
108 }
32ca7a51 109 else
110 {
7fd59977 111 GeomAPI_ProjectPointOnCurve proj(P,GC,GC->FirstParameter(),
32ca7a51 112 GC->LastParameter());
113
114 if(proj.NbPoints() == 0)
115 {
116 cout << "No project point was found." << endl;
117 return 0;
118 }
119
120 for ( Standard_Integer i = 1; i <= proj.NbPoints(); i++)
121 {
7fd59977 122 gp_Pnt P1 = proj.Point(i);
123 Standard_Real UU = proj.Parameter(i);
124 di << " parameter " << i << " = " << UU << "\n";
32ca7a51 125 if ( P.Distance(P1) > Precision::Confusion())
126 {
127 Handle(Geom_Line) L = new Geom_Line(P,gp_Vec(P,P1));
128 Handle(Geom_TrimmedCurve) CT =
129 new Geom_TrimmedCurve(L, 0., P.Distance(P1));
91322f44 130 Sprintf(name,"%s%d","ext_",i);
32ca7a51 131 char* temp = name; // portage WNT
132 DrawTrSurf::Set(temp, CT);
133 di << name << " ";
134 }
135 else
136 {
91322f44 137 Sprintf(name,"%s%d","ext_",i);
32ca7a51 138 char* temp = name; // portage WNT
139 DrawTrSurf::Set(temp, P1);
140 di << name << " ";
141 UU = proj.Parameter(i);
142 di << " Le point est sur la courbe." << "\n";
143 di << " Son parametre est U = " << UU << "\n";
144 }
7fd59977 145 }
146 }
32ca7a51 147
7fd59977 148 return 0;
149}
150
151//=======================================================================
152//function : appro
153//purpose :
154//=======================================================================
155
156static Standard_Integer appro(Draw_Interpretor& di, Standard_Integer n, const char** a)
157{
158 if ( n<3) return 1;
159
160 Handle(Geom_Curve) GC;
91322f44 161 Standard_Integer Nb = Draw::Atoi(a[2]);
7fd59977 162
163 TColgp_Array1OfPnt Points(1, Nb);
164
165 Handle(Draw_Marker3D) mark;
166
167 if ( n == 4) {
168 GC = DrawTrSurf::GetCurve(a[3]);
169 if ( GC.IsNull())
170 return 1;
171
172 Standard_Real U, U1, U2;
173 U1 = GC->FirstParameter();
174 U2 = GC->LastParameter();
175 Standard_Real Delta = ( U2 - U1) / (Nb-1);
176 for ( Standard_Integer i = 1 ; i <= Nb; i++) {
177 U = U1 + (i-1) * Delta;
178 Points(i) = GC->Value(U);
179 mark = new Draw_Marker3D( Points(i), Draw_X, Draw_vert);
180 dout << mark;
181 }
182 }
183 else {
184 Standard_Integer id,XX,YY,b;
185 dout.Select(id,XX,YY,b);
186 Standard_Real zoom = dout.Zoom(id);
187
188 Points(1) = gp_Pnt( ((Standard_Real)XX)/zoom,
189 ((Standard_Real)YY)/zoom,
190 0.);
191
192 mark = new Draw_Marker3D( Points(1), Draw_X, Draw_vert);
193
194 dout << mark;
195
196 for (Standard_Integer i = 2; i<=Nb; i++) {
197 dout.Select(id,XX,YY,b);
198 Points(i) = gp_Pnt( ((Standard_Real)XX)/zoom,
199 ((Standard_Real)YY)/zoom,
200 0.);
201 mark = new Draw_Marker3D( Points(i), Draw_X, Draw_vert);
202 dout << mark;
203 }
204 }
205 dout.Flush();
206 Standard_Integer Dmin = 3;
207 Standard_Integer Dmax = 8;
208 Standard_Real Tol3d = 1.e-3;
209
210 Handle(Geom_BSplineCurve) TheCurve;
211 GeomAPI_PointsToBSpline aPointToBSpline(Points,Dmin,Dmax,GeomAbs_C2,Tol3d);
212 TheCurve = aPointToBSpline.Curve();
213
214
215 DrawTrSurf::Set(a[1], TheCurve);
216 di << a[1];
217
218 return 0;
219
220}
221
222
223//=======================================================================
224//function : grilapp
225//purpose :
226//=======================================================================
227
228static Standard_Integer grilapp(Draw_Interpretor& di, Standard_Integer n, const char** a)
229{
230 if ( n < 12) return 1;
231
232 Standard_Integer i,j;
91322f44 233 Standard_Integer Nu = Draw::Atoi(a[2]);
234 Standard_Integer Nv = Draw::Atoi(a[3]);
7fd59977 235 TColStd_Array2OfReal ZPoints (1, Nu, 1, Nv);
236
91322f44 237 Standard_Real X0 = Draw::Atof(a[4]);
238 Standard_Real dX = Draw::Atof(a[5]);
239 Standard_Real Y0 = Draw::Atof(a[6]);
240 Standard_Real dY = Draw::Atof(a[7]);
7fd59977 241
242 Standard_Integer Count = 8;
243 for ( j = 1; j <= Nv; j++) {
244 for ( i = 1; i <= Nu; i++) {
245 if ( Count > n) return 1;
91322f44 246 ZPoints(i,j) = Draw::Atof(a[Count]);
7fd59977 247 Count++;
248 }
249 }
250
251 Handle(Geom_BSplineSurface) S
252 = GeomAPI_PointsToBSplineSurface(ZPoints,X0,dX,Y0,dY);
253 DrawTrSurf::Set(a[1],S);
254
255 di << a[1];
256
257 return 0;
258}
259
260//=======================================================================
261//function : surfapp
262//purpose :
263//=======================================================================
264
265static Standard_Integer surfapp(Draw_Interpretor& di, Standard_Integer n, const char** a)
266{
267 if ( n < 5 ) return 1;
268
269 Standard_Integer i,j;
91322f44 270 Standard_Integer Nu = Draw::Atoi(a[2]);
271 Standard_Integer Nv = Draw::Atoi(a[3]);
7fd59977 272 TColgp_Array2OfPnt Points (1, Nu, 1, Nv);
273
274 if ( n == 5) {
275 Handle(Geom_Surface) Surf = DrawTrSurf::GetSurface(a[4]);
276 if ( Surf.IsNull()) return 1;
277
278 Standard_Real U, V, U1, V1, U2, V2;
279 Surf->Bounds( U1, U2, V1, V2);
280 for ( j = 1; j <= Nv; j++) {
281 V = V1 + (j-1) * (V2-V1) / (Nv-1);
282 for ( i = 1; i <= Nu; i++) {
283 U = U1 + (i-1) * (U2-U1) / (Nu-1);
284 Points(i,j) = Surf->Value(U,V);
285 }
286 }
287 }
288 else if ( n >= 16) {
289 Standard_Integer Count = 4;
290 for ( j = 1; j <= Nv; j++) {
291 for ( i = 1; i <= Nu; i++) {
292 if ( Count > n) return 1;
91322f44 293 Points(i,j) = gp_Pnt(Draw::Atof(a[Count]),Draw::Atof(a[Count+1]),Draw::Atof(a[Count+2]));
7fd59977 294 Count += 3;
295 }
296 }
297 }
298 char name[100];
299 Standard_Integer Count = 1;
300 for ( j = 1; j <= Nv; j++) {
301 for ( i = 1; i <= Nu; i++) {
91322f44 302 Sprintf(name,"point_%d",Count++);
7fd59977 303 char* temp = name; // portage WNT
304 DrawTrSurf::Set(temp,Points(i,j));
305 }
306 }
307
308 Handle(Geom_BSplineSurface) S = GeomAPI_PointsToBSplineSurface(Points);
309 DrawTrSurf::Set(a[1],S);
310 di << a[1];
311
312 return 0;
313}
314
315
316//=======================================================================
317//function : extrema
318//purpose :
319//=======================================================================
320
321static Standard_Integer extrema(Draw_Interpretor& di, Standard_Integer n, const char** a)
322{
323 if ( n<3) return 1;
324
325 Handle(Geom_Curve) GC1, GC2;
326 Handle(Geom_Surface) GS1, GS2;
327
328 Standard_Boolean C1 = Standard_False;
329 Standard_Boolean C2 = Standard_False;
330 Standard_Boolean S1 = Standard_False;
331 Standard_Boolean S2 = Standard_False;
332
1d47d8d0 333 Standard_Real U1f,U1l,U2f,U2l,V1f = 0.,V1l = 0.,V2f = 0.,V2l = 0.;
7fd59977 334
335 GC1 = DrawTrSurf::GetCurve(a[1]);
336 if ( GC1.IsNull()) {
337 GS1 = DrawTrSurf::GetSurface(a[1]);
338 if ( GS1.IsNull())
339 return 1;
340 S1 = Standard_True;
341 GS1->Bounds(U1f,U1l,V1f,V1l);
342 }
343 else {
344 C1 = Standard_True;
345 U1f = GC1->FirstParameter();
346 U1l = GC1->LastParameter();
347 }
348
349 GC2 = DrawTrSurf::GetCurve(a[2]);
350 if ( GC2.IsNull()) {
351 GS2 = DrawTrSurf::GetSurface(a[2]);
352 if ( GS2.IsNull())
353 return 1;
354 S2 = Standard_True;
355 GS2->Bounds(U2f,U2l,V2f,V2l);
356 }
357 else {
358 C2 = Standard_True;
359 U2f = GC2->FirstParameter();
360 U2l = GC2->LastParameter();
361 }
362
363 char name[100];
32ca7a51 364 if ( C1 && C2)
365 {
7fd59977 366 GeomAPI_ExtremaCurveCurve Ex(GC1,GC2,U1f,U1l,U2f,U2l);
32ca7a51 367
368 if(!Ex.Extrema().IsParallel())
369 {
370 const Standard_Integer aNExtr = Ex.NbExtrema();
371 if(aNExtr == 0)
372 {
373 di << "No solutions!\n";
374 }
375 else
376 {
377 for ( Standard_Integer i = 1; i <= aNExtr; i++)
378 {
379 gp_Pnt P1,P2;
380 Ex.Points(i,P1,P2);
381 Standard_Real U1,V1;
382 Ex.Parameters(i,U1,V1);
383 if (P1.Distance(P2) < 1.e-16)
384 {
385 di << "Extrema " << i << " is point : " << P1.X() << " " << P1.Y() << " " << P1.Z() << "\n";
386 continue;
387 }
388
389 Handle(Geom_Line) L = new Geom_Line(P1,gp_Vec(P1,P2));
390 Handle(Geom_TrimmedCurve) CT =
391 new Geom_TrimmedCurve(L, 0., P1.Distance(P2));
32ca7a51 392 Sprintf(name,"%s%d","ext_",i);
32ca7a51 393 char* temp = name; // portage WNT
394 DrawTrSurf::Set(temp, CT);
32b6a53f 395#ifdef DEB
396 di << name << "(U=" << U1 << ";V=" << V1 << ")" << "\n";
397#else
32ca7a51 398 di << name << " ";
32b6a53f 399#endif
32ca7a51 400 }
401 }
7fd59977 402 }
32ca7a51 403 else
404 {
7fd59977 405 di << "Infinite number of extremas, distance = " << Ex.LowerDistance() << "\n";
32ca7a51 406 }
7fd59977 407 }
32ca7a51 408 else if ( C1 & S2)
409 {
7fd59977 410 GeomAPI_ExtremaCurveSurface Ex(GC1,GS2,U1f,U1l,U2f,U2l,V2f,V2l);
32ca7a51 411
412 const Standard_Integer aNExtr = Ex.NbExtrema();
413 if(aNExtr == 0)
414 {
415 di << "No solutions!\n";
416 }
417 else
418 {
419 for ( Standard_Integer i = 1; i <= aNExtr; i++)
420 {
421 gp_Pnt P1,P2;
422 Ex.Points(i,P1,P2);
423 if (P1.Distance(P2) < 1.e-16) continue;
424 Handle(Geom_Line) L = new Geom_Line(P1,gp_Vec(P1,P2));
425 Handle(Geom_TrimmedCurve) CT =
426 new Geom_TrimmedCurve(L, 0., P1.Distance(P2));
427 Sprintf(name,"%s%d","ext_",i);
428 char* temp = name; // portage WNT
429 DrawTrSurf::Set(temp, CT);
430 di << name << " ";
431 }
432 }
7fd59977 433 }
32ca7a51 434 else if ( S1 & C2)
435 {
7fd59977 436 GeomAPI_ExtremaCurveSurface Ex(GC2,GS1,U2f,U2l,U1f,U1l,V1f,V1l);
32ca7a51 437
438 const Standard_Integer aNExtr = Ex.NbExtrema();
439 if(aNExtr == 0)
440 {
441 di << "No solutions!\n";
442 }
443 else
444 {
445 for ( Standard_Integer i = 1; i <= aNExtr; i++)
446 {
447 gp_Pnt P1,P2;
448 Ex.Points(i,P1,P2);
449 if (P1.Distance(P2) < 1.e-16) continue;
450 Handle(Geom_Line) L = new Geom_Line(P1,gp_Vec(P1,P2));
451 Handle(Geom_TrimmedCurve) CT =
452 new Geom_TrimmedCurve(L, 0., P1.Distance(P2));
453 Sprintf(name,"%s%d","ext_",i);
454 char* temp = name; // portage WNT
455 DrawTrSurf::Set(temp, CT);
456 di << name << " ";
457 }
458 }
7fd59977 459 }
32ca7a51 460 else if ( S1 & S2)
461 {
7fd59977 462 GeomAPI_ExtremaSurfaceSurface Ex(GS1,GS2,U1f,U1l,V1f,V1l,U2f,U2l,V2f,V2l);
32ca7a51 463
464 const Standard_Integer aNExtr = Ex.NbExtrema();
465 if(aNExtr == 0)
466 {
467 di << "No solutions!\n";
468 }
469 else
470 {
471 for ( Standard_Integer i = 1; i <= aNExtr; i++)
472 {
473 gp_Pnt P1,P2;
474 Ex.Points(i,P1,P2);
475 if (P1.Distance(P2) < 1.e-16)
476 continue;
477
478 Handle(Geom_Line) L = new Geom_Line(P1,gp_Vec(P1,P2));
479 Handle(Geom_TrimmedCurve) CT =
480 new Geom_TrimmedCurve(L, 0., P1.Distance(P2));
481 Sprintf(name,"%s%d","ext_",i);
482 char* temp = name; // portage WNT
483 DrawTrSurf::Set(temp, CT);
484 di << name << " ";
485 }
486 }
7fd59977 487 }
7fd59977 488
489 return 0;
32ca7a51 490 }
7fd59977 491
492//=======================================================================
493//function : totalextcc
494//purpose :
495//=======================================================================
496
497static Standard_Integer totalextcc(Draw_Interpretor& di, Standard_Integer n, const char** a)
498{
499 if ( n<3) return 1;
500
501 Handle(Geom_Curve) GC1, GC2;
502
503
504 Standard_Real U1f,U1l,U2f,U2l;
505
506 GC1 = DrawTrSurf::GetCurve(a[1]);
507 if ( GC1.IsNull()) {
508 return 1;
509 }
510 else {
511 U1f = GC1->FirstParameter();
512 U1l = GC1->LastParameter();
513 }
514
515 GC2 = DrawTrSurf::GetCurve(a[2]);
516 if ( GC2.IsNull()) {
517 return 1;
518 }
519 else {
520 U2f = GC2->FirstParameter();
521 U2l = GC2->LastParameter();
522 }
523
524 char name[100];
525 GeomAPI_ExtremaCurveCurve Ex(GC1,GC2,U1f,U1l,U2f,U2l);
526 gp_Pnt P1,P2;
527 if(Ex.TotalNearestPoints(P1,P2)) {
528 if (P1.Distance(P2) < 1.e-16) {
529 di << "Extrema is point : " << P1.X() << " " << P1.Y() << " " << P1.Z() << "\n";
530 }
531 else {
532 di << "Extrema is segment of line" << "\n";
533 Handle(Geom_Line) L = new Geom_Line(P1,gp_Vec(P1,P2));
534 Handle(Geom_TrimmedCurve) CT =
535 new Geom_TrimmedCurve(L, 0., P1.Distance(P2));
91322f44 536 Sprintf(name,"%s%d","ext_",1);
7fd59977 537 char* temp = name; // portage WNT
538 DrawTrSurf::Set(temp, CT);
539 di << name << " ";
540 }
541
542 Standard_Real u1, u2;
543 Ex.TotalLowerDistanceParameters(u1, u2);
544
545 di << "Parameters on curves : " << u1 << " " << u2 << "\n";
546
547 }
548 else {
549 di << "Curves are infinite and parallel" << "\n";
550 }
551
552 di << "Minimal distance : " << Ex.TotalLowerDistance() << "\n";
553
554 return 0;
555
556}
557
558
559void GeometryTest::APICommands(Draw_Interpretor& theCommands)
560{
561 static Standard_Boolean done = Standard_False;
562 if (done) return;
563
564 done = Standard_True;
7fd59977 565
569aff1e 566 theCommands.Add("proj", "proj curve/surf x y z [extrema algo: g(grad)/t(tree)]",__FILE__, proj);
7fd59977 567
7fd59977 568 theCommands.Add("appro", "appro result nbpoint [curve]",__FILE__, appro);
569 theCommands.Add("surfapp","surfapp result nbupoint nbvpoint x y z ....",
570 __FILE__,
571 surfapp);
572 theCommands.Add("grilapp",
573 "grilapp result nbupoint nbvpoint X0 dX Y0 dY z11 z12 .. z1nu .... ",
574 __FILE__,grilapp);
575
7fd59977 576 theCommands.Add("extrema", "extrema curve/surface curve/surface",__FILE__,extrema);
577 theCommands.Add("totalextcc", "totalextcc curve curve",__FILE__,totalextcc);
578}