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973c2be1 | 1 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
b311480e | 2 | // |
973c2be1 | 3 | // This file is part of Open CASCADE Technology software library. |
b311480e | 4 | // |
d5f74e42 | 5 | // This library is free software; you can redistribute it and/or modify it under |
6 | // the terms of the GNU Lesser General Public License version 2.1 as published | |
973c2be1 | 7 | // by the Free Software Foundation, with special exception defined in the file |
8 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT | |
9 | // distribution for complete text of the license and disclaimer of any warranty. | |
b311480e | 10 | // |
973c2be1 | 11 | // Alternatively, this file may be used under the terms of Open CASCADE |
12 | // commercial license or contractual agreement. | |
b311480e | 13 | |
3bffef55 | 14 | #include <V3d_View.hxx> |
7fd59977 | 15 | |
42cf5bc1 | 16 | #include <Aspect_GradientBackground.hxx> |
17 | #include <Aspect_Grid.hxx> | |
18 | #include <Aspect_Window.hxx> | |
19 | #include <Bnd_Box.hxx> | |
20 | #include <gp_Ax3.hxx> | |
7fd59977 | 21 | #include <gp_Dir.hxx> |
b5ac8292 | 22 | #include <gp_Pln.hxx> |
42cf5bc1 | 23 | #include <Graphic3d_AspectMarker3d.hxx> |
24 | #include <Graphic3d_GraphicDriver.hxx> | |
25 | #include <Graphic3d_Group.hxx> | |
b5ac8292 | 26 | #include <Graphic3d_MapIteratorOfMapOfStructure.hxx> |
27 | #include <Graphic3d_MapOfStructure.hxx> | |
42cf5bc1 | 28 | #include <Graphic3d_Structure.hxx> |
b5ac8292 | 29 | #include <Graphic3d_TextureEnv.hxx> |
42cf5bc1 | 30 | #include <Image_AlienPixMap.hxx> |
3bffef55 | 31 | #include <Message.hxx> |
32 | #include <Message_Messenger.hxx> | |
42cf5bc1 | 33 | #include <NCollection_Array1.hxx> |
34 | #include <Precision.hxx> | |
35 | #include <Quantity_Color.hxx> | |
36 | #include <Standard_Assert.hxx> | |
37 | #include <Standard_DivideByZero.hxx> | |
38 | #include <Standard_ErrorHandler.hxx> | |
39 | #include <Standard_MultiplyDefined.hxx> | |
40 | #include <Standard_ShortReal.hxx> | |
41 | #include <Standard_Type.hxx> | |
42 | #include <Standard_TypeMismatch.hxx> | |
c357e426 | 43 | #include <TColgp_Array1OfPnt.hxx> |
42cf5bc1 | 44 | #include <TColStd_Array2OfReal.hxx> |
45 | #include <TColStd_HSequenceOfInteger.hxx> | |
46 | #include <V3d.hxx> | |
47 | #include <V3d_BadValue.hxx> | |
42cf5bc1 | 48 | #include <V3d_Light.hxx> |
49 | #include <V3d_StereoDumpOptions.hxx> | |
50 | #include <V3d_UnMapped.hxx> | |
42cf5bc1 | 51 | #include <V3d_Viewer.hxx> |
7fd59977 | 52 | |
25e59720 | 53 | IMPLEMENT_STANDARD_RTTIEXT(V3d_View,Standard_Transient) |
92efcf78 | 54 | |
c6541a0c | 55 | #define DEUXPI (2. * M_PI) |
7fd59977 | 56 | |
4af098ba | 57 | namespace |
58 | { | |
59 | static const Standard_Integer THE_NB_BOUND_POINTS = 8; | |
60 | } | |
61 | ||
197ac94e | 62 | //============================================================================= |
63 | //function : Constructor | |
64 | //purpose : | |
65 | //============================================================================= | |
c357e426 | 66 | V3d_View::V3d_View (const Handle(V3d_Viewer)& theViewer, const V3d_TypeOfView theType) |
49582f9d | 67 | : myIsInvalidatedImmediate (Standard_True), |
68 | MyViewer (theViewer.operator->()), | |
c357e426 | 69 | SwitchSetFront (Standard_False), |
016e5959 | 70 | myZRotation (Standard_False), |
caf231b0 | 71 | myTrihedron (new V3d_Trihedron()), |
6bc6a6fc | 72 | MyTrsf (1, 4, 1, 4) |
7fd59977 | 73 | { |
c357e426 | 74 | myView = theViewer->Driver()->CreateView (theViewer->StructureManager()); |
7fd59977 | 75 | |
c357e426 | 76 | myView->SetBackground (theViewer->GetBackgroundColor()); |
77 | myView->SetGradientBackground (theViewer->GetGradientBackground()); | |
7fd59977 | 78 | |
832ae82d | 79 | ChangeRenderingParams() = theViewer->DefaultRenderingParams(); |
80 | ||
b5ac8292 | 81 | // camera init |
82 | Handle(Graphic3d_Camera) aCamera = new Graphic3d_Camera(); | |
83 | aCamera->SetFOVy (45.0); | |
84 | aCamera->SetIOD (Graphic3d_Camera::IODType_Relative, 0.05); | |
85 | aCamera->SetZFocus (Graphic3d_Camera::FocusType_Relative, 1.0); | |
c357e426 | 86 | aCamera->SetProjectionType ((theType == V3d_ORTHOGRAPHIC) |
87 | ? Graphic3d_Camera::Projection_Orthographic | |
88 | : Graphic3d_Camera::Projection_Perspective); | |
b5ac8292 | 89 | |
c357e426 | 90 | myDefaultCamera = new Graphic3d_Camera(); |
91 | ||
92 | myImmediateUpdate = Standard_False; | |
c357e426 | 93 | SetAutoZFitMode (Standard_True, 1.0); |
94 | SetBackFacingModel (V3d_TOBM_AUTOMATIC); | |
95 | SetCamera (aCamera); | |
b5ac8292 | 96 | SetAxis (0.,0.,0.,1.,1.,1.); |
c357e426 | 97 | SetVisualization (theViewer->DefaultVisualization()); |
98 | SetShadingModel (theViewer->DefaultShadingModel()); | |
b5ac8292 | 99 | SetTwist (0.); |
100 | SetAt (0.,0.,0.); | |
c357e426 | 101 | SetProj (theViewer->DefaultViewProj()); |
102 | SetSize (theViewer->DefaultViewSize()); | |
103 | Standard_Real zsize = theViewer->DefaultViewSize(); | |
b5ac8292 | 104 | SetZSize (2.*zsize); |
c357e426 | 105 | SetDepth (theViewer->DefaultViewSize() / 2.0); |
7fd59977 | 106 | SetViewMappingDefault(); |
fc8eab5e | 107 | SetViewOrientationDefault(); |
c357e426 | 108 | theViewer->AddView (this); |
7fd59977 | 109 | Init(); |
110 | myImmediateUpdate = Standard_True; | |
7fd59977 | 111 | } |
112 | ||
197ac94e | 113 | //============================================================================= |
114 | //function : Constructor | |
115 | //purpose : | |
116 | //============================================================================= | |
c357e426 | 117 | V3d_View::V3d_View (const Handle(V3d_Viewer)& theViewer, const Handle(V3d_View)& theView) |
49582f9d | 118 | : myIsInvalidatedImmediate (Standard_True), |
119 | MyViewer (theViewer.operator->()), | |
197ac94e | 120 | SwitchSetFront(Standard_False), |
016e5959 | 121 | myZRotation (Standard_False), |
197ac94e | 122 | MyTrsf (1, 4, 1, 4) |
7fd59977 | 123 | { |
c357e426 | 124 | myView = theViewer->Driver()->CreateView (theViewer->StructureManager()); |
7fd59977 | 125 | |
c357e426 | 126 | myView->CopySettings (theView->View()); |
9e04ccdc | 127 | myDefaultViewPoint = theView->myDefaultViewPoint; |
128 | myDefaultViewAxis = theView->myDefaultViewAxis; | |
7fd59977 | 129 | |
9e04ccdc | 130 | myDefaultCamera = new Graphic3d_Camera (theView->DefaultCamera()); |
b5ac8292 | 131 | |
c357e426 | 132 | myImmediateUpdate = Standard_False; |
133 | SetAutoZFitMode (theView->AutoZFitMode(), theView->AutoZFitScaleFactor()); | |
c357e426 | 134 | theViewer->AddView (this); |
7fd59977 | 135 | Init(); |
136 | myImmediateUpdate = Standard_True; | |
7fd59977 | 137 | } |
138 | ||
197ac94e | 139 | //============================================================================= |
c357e426 | 140 | //function : Destructor |
197ac94e | 141 | //purpose : |
142 | //============================================================================= | |
c357e426 | 143 | V3d_View::~V3d_View() |
144 | { | |
145 | if (!myView->IsRemoved()) | |
146 | { | |
147 | myView->Remove(); | |
7fd59977 | 148 | } |
7fd59977 | 149 | } |
150 | ||
197ac94e | 151 | //============================================================================= |
c357e426 | 152 | //function : SetMagnify |
197ac94e | 153 | //purpose : |
154 | //============================================================================= | |
c357e426 | 155 | void V3d_View::SetMagnify (const Handle(Aspect_Window)& theWindow, |
156 | const Handle(V3d_View)& thePreviousView, | |
157 | const Standard_Integer theX1, | |
158 | const Standard_Integer theY1, | |
159 | const Standard_Integer theX2, | |
160 | const Standard_Integer theY2) | |
7fd59977 | 161 | { |
c357e426 | 162 | if (!myView->IsRemoved() && !myView->IsDefined()) |
163 | { | |
164 | Standard_Real aU1, aV1, aU2, aV2; | |
165 | thePreviousView->Convert (theX1, theY1, aU1, aV1); | |
166 | thePreviousView->Convert (theX2, theY2, aU2, aV2); | |
167 | myView->SetWindow (theWindow); | |
434ffc09 | 168 | FitAll (aU1, aV1, aU2, aV2); |
c357e426 | 169 | MyViewer->SetViewOn (this); |
170 | MyWindow = theWindow; | |
171 | SetRatio(); | |
172 | Redraw(); | |
173 | SetViewMappingDefault(); | |
174 | } | |
7fd59977 | 175 | } |
176 | ||
197ac94e | 177 | //============================================================================= |
178 | //function : SetWindow | |
179 | //purpose : | |
180 | //============================================================================= | |
a521d90d | 181 | void V3d_View::SetWindow (const Handle(Aspect_Window)& theWindow, |
182 | const Aspect_RenderingContext theContext) | |
7fd59977 | 183 | { |
c357e426 | 184 | if (myView->IsRemoved()) |
185 | { | |
186 | return; | |
187 | } | |
188 | ||
05e2200b | 189 | // method V3d_View::SetWindow() should assign the field MyWindow before calling Redraw() |
c357e426 | 190 | MyWindow = theWindow; |
a521d90d | 191 | myView->SetWindow (theWindow, theContext); |
c357e426 | 192 | MyViewer->SetViewOn (this); |
193 | SetRatio(); | |
39235bed | 194 | if (myImmediateUpdate) |
195 | { | |
196 | Redraw(); | |
197 | } | |
7fd59977 | 198 | } |
7fd59977 | 199 | |
197ac94e | 200 | //============================================================================= |
201 | //function : Remove | |
202 | //purpose : | |
203 | //============================================================================= | |
5e27df78 | 204 | void V3d_View::Remove() const |
205 | { | |
475c2302 | 206 | if (!MyGrid.IsNull()) |
207 | { | |
208 | MyGrid->Erase(); | |
209 | } | |
210 | if (!myTrihedron.IsNull()) | |
211 | { | |
212 | myTrihedron->Erase(); | |
213 | } | |
214 | ||
5e27df78 | 215 | MyViewer->DelView (this); |
c357e426 | 216 | myView->Remove(); |
5e27df78 | 217 | Handle(Aspect_Window)& aWin = const_cast<Handle(Aspect_Window)&> (MyWindow); |
218 | aWin.Nullify(); | |
7fd59977 | 219 | } |
220 | ||
197ac94e | 221 | //============================================================================= |
222 | //function : Update | |
223 | //purpose : | |
224 | //============================================================================= | |
b8ddfc2f | 225 | void V3d_View::Update() const |
226 | { | |
c357e426 | 227 | if (!myView->IsDefined() |
228 | || !myView->IsActive()) | |
229 | { | |
230 | return; | |
231 | } | |
232 | ||
49582f9d | 233 | myIsInvalidatedImmediate = Standard_False; |
cfece3ef | 234 | myView->Update(); |
235 | myView->Compute(); | |
236 | myView->Redraw(); | |
7fd59977 | 237 | } |
238 | ||
197ac94e | 239 | //============================================================================= |
240 | //function : Redraw | |
241 | //purpose : | |
242 | //============================================================================= | |
b8ddfc2f | 243 | void V3d_View::Redraw() const |
244 | { | |
c357e426 | 245 | if (!myView->IsDefined() |
246 | || !myView->IsActive()) | |
247 | { | |
248 | return; | |
249 | } | |
250 | ||
49582f9d | 251 | myIsInvalidatedImmediate = Standard_False; |
c357e426 | 252 | Handle(Graphic3d_StructureManager) aStructureMgr = MyViewer->StructureManager(); |
253 | for (Standard_Integer aRetryIter = 0; aRetryIter < 2; ++aRetryIter) | |
254 | { | |
851dacdb | 255 | if (aStructureMgr->IsDeviceLost()) |
c357e426 | 256 | { |
257 | aStructureMgr->RecomputeStructures(); | |
c357e426 | 258 | } |
259 | ||
260 | AutoZFit(); | |
261 | ||
262 | myView->Redraw(); | |
263 | ||
851dacdb | 264 | if (!aStructureMgr->IsDeviceLost()) |
c357e426 | 265 | { |
266 | return; | |
267 | } | |
268 | } | |
7fd59977 | 269 | } |
b8ddfc2f | 270 | |
679ecdee | 271 | //============================================================================= |
272 | //function : RedrawImmediate | |
273 | //purpose : | |
274 | //============================================================================= | |
275 | void V3d_View::RedrawImmediate() const | |
276 | { | |
c357e426 | 277 | if (!myView->IsDefined() |
278 | || !myView->IsActive()) | |
679ecdee | 279 | { |
c357e426 | 280 | return; |
679ecdee | 281 | } |
c357e426 | 282 | |
49582f9d | 283 | myIsInvalidatedImmediate = Standard_False; |
c357e426 | 284 | myView->RedrawImmediate(); |
679ecdee | 285 | } |
286 | ||
287 | //============================================================================= | |
288 | //function : Invalidate | |
289 | //purpose : | |
290 | //============================================================================= | |
291 | void V3d_View::Invalidate() const | |
292 | { | |
c357e426 | 293 | if (!myView->IsDefined()) |
679ecdee | 294 | { |
c357e426 | 295 | return; |
679ecdee | 296 | } |
c357e426 | 297 | |
298 | myView->Invalidate(); | |
679ecdee | 299 | } |
300 | ||
6bc6a6fc | 301 | //============================================================================= |
62e1beed | 302 | //function : IsInvalidated |
303 | //purpose : | |
304 | //============================================================================= | |
305 | Standard_Boolean V3d_View::IsInvalidated() const | |
306 | { | |
c357e426 | 307 | return !myView->IsDefined() |
308 | || myView->IsInvalidated(); | |
62e1beed | 309 | } |
310 | ||
c357e426 | 311 | // ======================================================================== |
312 | // function : SetAutoZFitMode | |
313 | // purpose : | |
314 | // ======================================================================== | |
315 | void V3d_View::SetAutoZFitMode (const Standard_Boolean theIsOn, | |
316 | const Standard_Real theScaleFactor) | |
317 | { | |
318 | Standard_ASSERT_RAISE (theScaleFactor > 0.0, "Zero or negative scale factor is not allowed."); | |
319 | myAutoZFitScaleFactor = theScaleFactor; | |
320 | myAutoZFitIsOn = theIsOn; | |
321 | } | |
322 | ||
6bc6a6fc | 323 | //============================================================================= |
c357e426 | 324 | //function : AutoZFit |
6bc6a6fc | 325 | //purpose : |
326 | //============================================================================= | |
c357e426 | 327 | void V3d_View::AutoZFit() const |
6bc6a6fc | 328 | { |
c357e426 | 329 | if (!AutoZFitMode()) |
330 | { | |
331 | return; | |
332 | } | |
333 | ||
334 | ZFitAll (myAutoZFitScaleFactor); | |
6bc6a6fc | 335 | } |
336 | ||
197ac94e | 337 | //============================================================================= |
c357e426 | 338 | //function : ZFitAll |
197ac94e | 339 | //purpose : |
340 | //============================================================================= | |
c357e426 | 341 | void V3d_View::ZFitAll (const Standard_Real theScaleFactor) const |
7fd59977 | 342 | { |
c357e426 | 343 | Bnd_Box aMinMaxBox = myView->MinMaxValues (Standard_False); // applicative min max boundaries |
344 | Bnd_Box aGraphicBox = myView->MinMaxValues (Standard_True); // real graphical boundaries (not accounting infinite flag). | |
345 | ||
346 | myView->Camera()->ZFitAll (theScaleFactor, aMinMaxBox, aGraphicBox); | |
7fd59977 | 347 | } |
348 | ||
197ac94e | 349 | //============================================================================= |
350 | //function : IsEmpty | |
351 | //purpose : | |
352 | //============================================================================= | |
b8ddfc2f | 353 | Standard_Boolean V3d_View::IsEmpty() const |
354 | { | |
7fd59977 | 355 | Standard_Boolean TheStatus = Standard_True ; |
c357e426 | 356 | if( myView->IsDefined() ) { |
357 | Standard_Integer Nstruct = myView->NumberOfDisplayedStructures() ; | |
7fd59977 | 358 | if( Nstruct > 0 ) TheStatus = Standard_False ; |
359 | } | |
360 | return (TheStatus) ; | |
7fd59977 | 361 | } |
362 | ||
197ac94e | 363 | //============================================================================= |
364 | //function : UpdateLights | |
365 | //purpose : | |
366 | //============================================================================= | |
b8ddfc2f | 367 | void V3d_View::UpdateLights() const |
368 | { | |
992ed6b3 | 369 | Handle(Graphic3d_LightSet) aLights = new Graphic3d_LightSet(); |
6a24c6de | 370 | for (V3d_ListOfLight::Iterator anActiveLightIter (myActiveLights); anActiveLightIter.More(); anActiveLightIter.Next()) |
c357e426 | 371 | { |
992ed6b3 | 372 | aLights->Add (anActiveLightIter.Value()); |
c357e426 | 373 | } |
c357e426 | 374 | myView->SetLights (aLights); |
7fd59977 | 375 | } |
376 | ||
197ac94e | 377 | //============================================================================= |
378 | //function : DoMapping | |
379 | //purpose : | |
380 | //============================================================================= | |
b8ddfc2f | 381 | void V3d_View::DoMapping() |
382 | { | |
c357e426 | 383 | if (!myView->IsDefined()) |
384 | { | |
385 | return; | |
7fd59977 | 386 | } |
c357e426 | 387 | |
388 | myView->Window()->DoMapping(); | |
7fd59977 | 389 | } |
390 | ||
197ac94e | 391 | //============================================================================= |
392 | //function : MustBeResized | |
393 | //purpose : | |
394 | //============================================================================= | |
b8ddfc2f | 395 | void V3d_View::MustBeResized() |
396 | { | |
c357e426 | 397 | if (!myView->IsDefined()) |
398 | { | |
399 | return; | |
7fd59977 | 400 | } |
c357e426 | 401 | |
402 | myView->Resized(); | |
403 | ||
404 | SetRatio(); | |
39235bed | 405 | if (myImmediateUpdate) |
406 | { | |
407 | Redraw(); | |
408 | } | |
7fd59977 | 409 | } |
410 | ||
197ac94e | 411 | //============================================================================= |
412 | //function : SetBackgroundColor | |
413 | //purpose : | |
414 | //============================================================================= | |
c357e426 | 415 | void V3d_View::SetBackgroundColor (const Quantity_TypeOfColor theType, |
416 | const Standard_Real theV1, | |
417 | const Standard_Real theV2, | |
418 | const Standard_Real theV3) | |
7fd59977 | 419 | { |
c357e426 | 420 | Standard_Real aV1 = Max (Min (theV1, 1.0), 0.0); |
421 | Standard_Real aV2 = Max (Min (theV2, 1.0), 0.0); | |
422 | Standard_Real aV3 = Max (Min (theV3, 1.0), 0.0); | |
7fd59977 | 423 | |
c357e426 | 424 | SetBackgroundColor (Quantity_Color (aV1, aV2, aV3, theType)); |
7fd59977 | 425 | } |
426 | ||
197ac94e | 427 | //============================================================================= |
428 | //function : SetBackgroundColor | |
429 | //purpose : | |
430 | //============================================================================= | |
c357e426 | 431 | void V3d_View::SetBackgroundColor (const Quantity_Color& theColor) |
7fd59977 | 432 | { |
c357e426 | 433 | myView->SetBackground (Aspect_Background (theColor)); |
434 | ||
435 | if (myImmediateUpdate) | |
436 | { | |
437 | Redraw(); | |
438 | } | |
7fd59977 | 439 | } |
7fd59977 | 440 | |
197ac94e | 441 | //============================================================================= |
442 | //function : SetBgGradientColors | |
443 | //purpose : | |
444 | //============================================================================= | |
c357e426 | 445 | void V3d_View::SetBgGradientColors (const Quantity_Color& theColor1, |
446 | const Quantity_Color& theColor2, | |
447 | const Aspect_GradientFillMethod theFillStyle, | |
448 | const Standard_Boolean theToUpdate) | |
7fd59977 | 449 | { |
c357e426 | 450 | Aspect_GradientBackground aGradientBg (theColor1, theColor2, theFillStyle); |
451 | ||
452 | myView->SetGradientBackground (aGradientBg); | |
453 | ||
454 | if (myImmediateUpdate || theToUpdate) | |
455 | { | |
456 | Redraw(); | |
457 | } | |
7fd59977 | 458 | } |
459 | ||
197ac94e | 460 | //============================================================================= |
461 | //function : SetBgGradientStyle | |
462 | //purpose : | |
463 | //============================================================================= | |
c357e426 | 464 | void V3d_View::SetBgGradientStyle (const Aspect_GradientFillMethod theFillStyle, const Standard_Boolean theToUpdate) |
7fd59977 | 465 | { |
c357e426 | 466 | Quantity_Color aColor1; |
467 | Quantity_Color aColor2; | |
468 | GradientBackground().Colors (aColor1, aColor2); | |
469 | ||
470 | SetBgGradientColors (aColor1, aColor2, theFillStyle, theToUpdate); | |
7fd59977 | 471 | } |
472 | ||
197ac94e | 473 | //============================================================================= |
474 | //function : SetBackgroundImage | |
475 | //purpose : | |
476 | //============================================================================= | |
c357e426 | 477 | void V3d_View::SetBackgroundImage (const Standard_CString theFileName, |
478 | const Aspect_FillMethod theFillStyle, | |
479 | const Standard_Boolean theToUpdate) | |
7fd59977 | 480 | { |
c357e426 | 481 | myView->SetBackgroundImage (theFileName); |
482 | myView->SetBackgroundImageStyle (theFillStyle); | |
483 | ||
484 | if (myImmediateUpdate || theToUpdate) | |
485 | { | |
486 | Redraw(); | |
487 | } | |
7fd59977 | 488 | } |
489 | ||
197ac94e | 490 | //============================================================================= |
491 | //function : SetBgImageStyle | |
492 | //purpose : | |
493 | //============================================================================= | |
c357e426 | 494 | void V3d_View::SetBgImageStyle (const Aspect_FillMethod theFillStyle, const Standard_Boolean theToUpdate) |
7fd59977 | 495 | { |
c357e426 | 496 | myView->SetBackgroundImageStyle (theFillStyle); |
497 | ||
498 | if (myImmediateUpdate || theToUpdate) | |
499 | { | |
500 | Redraw(); | |
501 | } | |
7fd59977 | 502 | } |
503 | ||
197ac94e | 504 | //============================================================================= |
077a220c | 505 | //function : SetBackgroundCubeMap |
506 | //purpose : | |
507 | //============================================================================= | |
508 | void V3d_View::SetBackgroundCubeMap (const Handle(Graphic3d_CubeMap)& theCubeMap, | |
67312b79 | 509 | Standard_Boolean theToUpdatePBREnv, |
077a220c | 510 | Standard_Boolean theToUpdate) |
511 | { | |
67312b79 | 512 | myView->SetBackgroundCubeMap (theCubeMap, theToUpdatePBREnv); |
513 | if (myImmediateUpdate || theToUpdate) | |
514 | { | |
515 | Redraw(); | |
516 | } | |
517 | } | |
077a220c | 518 | |
67312b79 | 519 | //============================================================================= |
520 | //function : GeneratePBREnvironment | |
521 | //purpose : | |
522 | //============================================================================= | |
523 | void V3d_View::GeneratePBREnvironment (Standard_Boolean theToUpdate) | |
524 | { | |
525 | myView->GeneratePBREnvironment(); | |
526 | if (myImmediateUpdate || theToUpdate) | |
527 | { | |
528 | Redraw(); | |
529 | } | |
530 | } | |
531 | ||
532 | //============================================================================= | |
533 | //function : ClearPBREnvironment | |
534 | //purpose : | |
535 | //============================================================================= | |
536 | void V3d_View::ClearPBREnvironment (Standard_Boolean theToUpdate) | |
537 | { | |
538 | myView->ClearPBREnvironment(); | |
077a220c | 539 | if (myImmediateUpdate || theToUpdate) |
540 | { | |
541 | Redraw(); | |
542 | } | |
543 | } | |
544 | ||
545 | //============================================================================= | |
197ac94e | 546 | //function : SetAxis |
547 | //purpose : | |
548 | //============================================================================= | |
21b2385f | 549 | void V3d_View::SetAxis (const Standard_Real theX, const Standard_Real theY, const Standard_Real theZ, |
550 | const Standard_Real theVx, const Standard_Real theVy, const Standard_Real theVz) | |
b8ddfc2f | 551 | { |
21b2385f | 552 | myDefaultViewPoint.SetCoord (theX, theY, theZ); |
553 | myDefaultViewAxis.SetCoord (theVx, theVy, theVz); | |
7fd59977 | 554 | } |
555 | ||
197ac94e | 556 | //============================================================================= |
557 | //function : SetShadingModel | |
558 | //purpose : | |
559 | //============================================================================= | |
dc89236f | 560 | void V3d_View::SetShadingModel (const Graphic3d_TypeOfShadingModel theShadingModel) |
b8ddfc2f | 561 | { |
dc89236f | 562 | myView->SetShadingModel (theShadingModel); |
7fd59977 | 563 | } |
564 | ||
197ac94e | 565 | //============================================================================= |
566 | //function : SetTextureEnv | |
567 | //purpose : | |
568 | //============================================================================= | |
c357e426 | 569 | void V3d_View::SetTextureEnv (const Handle(Graphic3d_TextureEnv)& theTexture) |
b8ddfc2f | 570 | { |
c357e426 | 571 | myView->SetTextureEnv (theTexture); |
572 | ||
573 | if (myImmediateUpdate) | |
574 | { | |
575 | Redraw(); | |
576 | } | |
7fd59977 | 577 | } |
578 | ||
197ac94e | 579 | //============================================================================= |
580 | //function : SetVisualization | |
581 | //purpose : | |
582 | //============================================================================= | |
c357e426 | 583 | void V3d_View::SetVisualization (const V3d_TypeOfVisualization theType) |
b8ddfc2f | 584 | { |
c357e426 | 585 | myView->SetVisualizationType (static_cast <Graphic3d_TypeOfVisualization> (theType)); |
586 | ||
587 | if (myImmediateUpdate) | |
588 | { | |
589 | Redraw(); | |
590 | } | |
7fd59977 | 591 | } |
592 | ||
197ac94e | 593 | //============================================================================= |
594 | //function : SetFront | |
595 | //purpose : | |
596 | //============================================================================= | |
b8ddfc2f | 597 | void V3d_View::SetFront() |
598 | { | |
7fd59977 | 599 | gp_Ax3 a = MyViewer->PrivilegedPlane(); |
b5ac8292 | 600 | Standard_Real xo, yo, zo, vx, vy, vz, xu, yu, zu; |
7fd59977 | 601 | |
602 | a.Direction().Coord(vx,vy,vz); | |
603 | a.YDirection().Coord(xu,yu,zu); | |
604 | a.Location().Coord(xo,yo,zo); | |
605 | ||
c357e426 | 606 | Handle(Graphic3d_Camera) aCamera = Camera(); |
607 | ||
608 | aCamera->SetCenter (gp_Pnt (xo, yo, zo)); | |
609 | ||
7fd59977 | 610 | if(SwitchSetFront) |
c357e426 | 611 | { |
612 | aCamera->SetDirection (gp_Dir (vx, vy, vz)); | |
613 | } | |
7fd59977 | 614 | else |
c357e426 | 615 | { |
616 | aCamera->SetDirection (gp_Dir (vx, vy, vz).Reversed()); | |
617 | } | |
618 | ||
619 | aCamera->SetUp (gp_Dir (xu, yu, zu)); | |
7fd59977 | 620 | |
c357e426 | 621 | AutoZFit(); |
7fd59977 | 622 | |
b5ac8292 | 623 | SwitchSetFront = !SwitchSetFront; |
7fd59977 | 624 | |
625 | ImmediateUpdate(); | |
7fd59977 | 626 | } |
627 | ||
197ac94e | 628 | //============================================================================= |
629 | //function : Rotate | |
630 | //purpose : | |
631 | //============================================================================= | |
b5ac8292 | 632 | void V3d_View::Rotate (const Standard_Real ax, |
633 | const Standard_Real ay, | |
634 | const Standard_Real az, | |
635 | const Standard_Boolean Start) | |
b8ddfc2f | 636 | { |
b5ac8292 | 637 | Standard_Real Ax = ax; |
638 | Standard_Real Ay = ay; | |
639 | Standard_Real Az = az; | |
7fd59977 | 640 | |
b5ac8292 | 641 | if( Ax > 0. ) while ( Ax > DEUXPI ) Ax -= DEUXPI; |
642 | else if( Ax < 0. ) while ( Ax < -DEUXPI ) Ax += DEUXPI; | |
643 | if( Ay > 0. ) while ( Ay > DEUXPI ) Ay -= DEUXPI; | |
644 | else if( Ay < 0. ) while ( Ay < -DEUXPI ) Ay += DEUXPI; | |
645 | if( Az > 0. ) while ( Az > DEUXPI ) Az -= DEUXPI; | |
646 | else if( Az < 0. ) while ( Az < -DEUXPI ) Az += DEUXPI; | |
647 | ||
c357e426 | 648 | Handle(Graphic3d_Camera) aCamera = Camera(); |
649 | ||
b5ac8292 | 650 | if (Start) |
651 | { | |
c357e426 | 652 | myCamStartOpUp = aCamera->Up(); |
607e5e62 | 653 | myCamStartOpDir = aCamera->Direction(); |
c357e426 | 654 | myCamStartOpEye = aCamera->Eye(); |
655 | myCamStartOpCenter = aCamera->Center(); | |
b5ac8292 | 656 | } |
657 | ||
607e5e62 | 658 | aCamera->SetUp (myCamStartOpUp); |
659 | aCamera->SetEyeAndCenter (myCamStartOpEye, myCamStartOpCenter); | |
660 | aCamera->SetDirectionFromEye (myCamStartOpDir); | |
b5ac8292 | 661 | |
662 | // rotate camera around 3 initial axes | |
607e5e62 | 663 | gp_Dir aBackDir = -myCamStartOpDir; |
b5ac8292 | 664 | gp_Dir aXAxis (myCamStartOpUp.Crossed (aBackDir)); |
665 | gp_Dir aYAxis (aBackDir.Crossed (aXAxis)); | |
666 | gp_Dir aZAxis (aXAxis.Crossed (aYAxis)); | |
667 | ||
668 | gp_Trsf aRot[3], aTrsf; | |
669 | aRot[0].SetRotation (gp_Ax1 (myCamStartOpCenter, aYAxis), -Ax); | |
670 | aRot[1].SetRotation (gp_Ax1 (myCamStartOpCenter, aXAxis), Ay); | |
671 | aRot[2].SetRotation (gp_Ax1 (myCamStartOpCenter, aZAxis), Az); | |
672 | aTrsf.Multiply (aRot[0]); | |
673 | aTrsf.Multiply (aRot[1]); | |
674 | aTrsf.Multiply (aRot[2]); | |
675 | ||
c357e426 | 676 | aCamera->Transform (aTrsf); |
b5ac8292 | 677 | |
c357e426 | 678 | AutoZFit(); |
7fd59977 | 679 | |
7fd59977 | 680 | ImmediateUpdate(); |
7fd59977 | 681 | } |
682 | ||
197ac94e | 683 | //============================================================================= |
684 | //function : Rotate | |
685 | //purpose : | |
686 | //============================================================================= | |
7fd59977 | 687 | void V3d_View::Rotate(const Standard_Real ax, const Standard_Real ay, const Standard_Real az, |
688 | const Standard_Real X, const Standard_Real Y, const Standard_Real Z, const Standard_Boolean Start) | |
689 | { | |
b5ac8292 | 690 | |
7fd59977 | 691 | Standard_Real Ax = ax ; |
692 | Standard_Real Ay = ay ; | |
693 | Standard_Real Az = az ; | |
7fd59977 | 694 | |
695 | if( Ax > 0. ) while ( Ax > DEUXPI ) Ax -= DEUXPI ; | |
696 | else if( Ax < 0. ) while ( Ax < -DEUXPI ) Ax += DEUXPI ; | |
697 | if( Ay > 0. ) while ( Ay > DEUXPI ) Ay -= DEUXPI ; | |
698 | else if( Ay < 0. ) while ( Ay < -DEUXPI ) Ay += DEUXPI ; | |
699 | if( Az > 0. ) while ( Az > DEUXPI ) Az -= DEUXPI ; | |
700 | else if( Az < 0. ) while ( Az < -DEUXPI ) Az += DEUXPI ; | |
701 | ||
c357e426 | 702 | Handle(Graphic3d_Camera) aCamera = Camera(); |
703 | ||
b5ac8292 | 704 | if (Start) |
705 | { | |
706 | myGravityReferencePoint.SetCoord (X, Y, Z); | |
c357e426 | 707 | myCamStartOpUp = aCamera->Up(); |
607e5e62 | 708 | myCamStartOpDir = aCamera->Direction(); |
c357e426 | 709 | myCamStartOpEye = aCamera->Eye(); |
710 | myCamStartOpCenter = aCamera->Center(); | |
b5ac8292 | 711 | } |
712 | ||
713 | const Graphic3d_Vertex& aVref = myGravityReferencePoint; | |
714 | ||
607e5e62 | 715 | aCamera->SetUp (myCamStartOpUp); |
716 | aCamera->SetEyeAndCenter (myCamStartOpEye, myCamStartOpCenter); | |
717 | aCamera->SetDirectionFromEye (myCamStartOpDir); | |
b5ac8292 | 718 | |
719 | // rotate camera around 3 initial axes | |
720 | gp_Pnt aRCenter (aVref.X(), aVref.Y(), aVref.Z()); | |
721 | ||
c357e426 | 722 | gp_Dir aZAxis (aCamera->Direction().Reversed()); |
723 | gp_Dir aYAxis (aCamera->Up()); | |
b5ac8292 | 724 | gp_Dir aXAxis (aYAxis.Crossed (aZAxis)); |
725 | ||
726 | gp_Trsf aRot[3], aTrsf; | |
727 | aRot[0].SetRotation (gp_Ax1 (aRCenter, aYAxis), -Ax); | |
728 | aRot[1].SetRotation (gp_Ax1 (aRCenter, aXAxis), Ay); | |
729 | aRot[2].SetRotation (gp_Ax1 (aRCenter, aZAxis), Az); | |
730 | aTrsf.Multiply (aRot[0]); | |
731 | aTrsf.Multiply (aRot[1]); | |
732 | aTrsf.Multiply (aRot[2]); | |
733 | ||
c357e426 | 734 | aCamera->Transform (aTrsf); |
b5ac8292 | 735 | |
c357e426 | 736 | AutoZFit(); |
b5ac8292 | 737 | |
7fd59977 | 738 | ImmediateUpdate(); |
7fd59977 | 739 | } |
740 | ||
197ac94e | 741 | //============================================================================= |
742 | //function : Rotate | |
743 | //purpose : | |
744 | //============================================================================= | |
b8ddfc2f | 745 | void V3d_View::Rotate(const V3d_TypeOfAxe Axe, const Standard_Real angle, const Standard_Boolean Start) |
746 | { | |
7fd59977 | 747 | switch (Axe) { |
748 | case V3d_X : | |
749 | Rotate(angle,0.,0.,Start); | |
750 | break ; | |
751 | case V3d_Y : | |
752 | Rotate(0.,angle,0.,Start); | |
753 | break ; | |
754 | case V3d_Z : | |
755 | Rotate(0.,0.,angle,Start); | |
756 | break ; | |
757 | } | |
7fd59977 | 758 | } |
759 | ||
197ac94e | 760 | //============================================================================= |
761 | //function : Rotate | |
762 | //purpose : | |
763 | //============================================================================= | |
21b2385f | 764 | void V3d_View::Rotate (const V3d_TypeOfAxe theAxe, const Standard_Real theAngle, |
765 | const Standard_Real theX, const Standard_Real theY, const Standard_Real theZ, const Standard_Boolean theStart) | |
7fd59977 | 766 | { |
21b2385f | 767 | Standard_Real anAngle = theAngle; |
7fd59977 | 768 | |
21b2385f | 769 | if (anAngle > 0.0) while (anAngle > DEUXPI) anAngle -= DEUXPI; |
770 | else if (anAngle < 0.0) while (anAngle < -DEUXPI) anAngle += DEUXPI; | |
7fd59977 | 771 | |
c357e426 | 772 | Handle(Graphic3d_Camera) aCamera = Camera(); |
773 | ||
21b2385f | 774 | if (theStart) |
b5ac8292 | 775 | { |
21b2385f | 776 | myGravityReferencePoint.SetCoord (theX, theY, theZ); |
c357e426 | 777 | myCamStartOpUp = aCamera->Up(); |
607e5e62 | 778 | myCamStartOpDir = aCamera->Direction(); |
c357e426 | 779 | myCamStartOpEye = aCamera->Eye(); |
780 | myCamStartOpCenter = aCamera->Center(); | |
21b2385f | 781 | switch (theAxe) |
782 | { | |
783 | case V3d_X: myViewAxis = gp::DX(); break; | |
784 | case V3d_Y: myViewAxis = gp::DY(); break; | |
785 | case V3d_Z: myViewAxis = gp::DZ(); break; | |
7fd59977 | 786 | } |
787 | } | |
788 | ||
b5ac8292 | 789 | const Graphic3d_Vertex& aVref = myGravityReferencePoint; |
790 | ||
607e5e62 | 791 | aCamera->SetUp (myCamStartOpUp); |
792 | aCamera->SetEyeAndCenter (myCamStartOpEye, myCamStartOpCenter); | |
793 | aCamera->SetDirectionFromEye (myCamStartOpDir); | |
b5ac8292 | 794 | |
795 | // rotate camera around passed axis | |
796 | gp_Trsf aRotation; | |
797 | gp_Pnt aRCenter (aVref.X(), aVref.Y(), aVref.Z()); | |
21b2385f | 798 | gp_Dir aRAxis ((theAxe == V3d_X) ? 1.0 : 0.0, |
799 | (theAxe == V3d_Y) ? 1.0 : 0.0, | |
800 | (theAxe == V3d_Z) ? 1.0 : 0.0); | |
b5ac8292 | 801 | |
21b2385f | 802 | aRotation.SetRotation (gp_Ax1 (aRCenter, aRAxis), anAngle); |
b5ac8292 | 803 | |
c357e426 | 804 | aCamera->Transform (aRotation); |
805 | ||
806 | AutoZFit(); | |
b5ac8292 | 807 | |
7fd59977 | 808 | ImmediateUpdate(); |
7fd59977 | 809 | } |
810 | ||
197ac94e | 811 | //============================================================================= |
812 | //function : Rotate | |
813 | //purpose : | |
814 | //============================================================================= | |
b8ddfc2f | 815 | void V3d_View::Rotate(const Standard_Real angle, const Standard_Boolean Start) |
816 | { | |
b5ac8292 | 817 | Standard_Real Angle = angle; |
7fd59977 | 818 | |
819 | if( Angle > 0. ) while ( Angle > DEUXPI ) Angle -= DEUXPI ; | |
820 | else if( Angle < 0. ) while ( Angle < -DEUXPI ) Angle += DEUXPI ; | |
821 | ||
c357e426 | 822 | Handle(Graphic3d_Camera) aCamera = Camera(); |
823 | ||
607e5e62 | 824 | if (Start) |
825 | { | |
c357e426 | 826 | myCamStartOpUp = aCamera->Up(); |
607e5e62 | 827 | myCamStartOpDir = aCamera->Direction(); |
c357e426 | 828 | myCamStartOpEye = aCamera->Eye(); |
829 | myCamStartOpCenter = aCamera->Center(); | |
7fd59977 | 830 | } |
831 | ||
607e5e62 | 832 | aCamera->SetUp (myCamStartOpUp); |
833 | aCamera->SetEyeAndCenter (myCamStartOpEye, myCamStartOpCenter); | |
834 | aCamera->SetDirectionFromEye (myCamStartOpDir); | |
b5ac8292 | 835 | |
836 | gp_Trsf aRotation; | |
21b2385f | 837 | gp_Pnt aRCenter (myDefaultViewPoint); |
838 | gp_Dir aRAxis (myDefaultViewAxis); | |
b5ac8292 | 839 | aRotation.SetRotation (gp_Ax1 (aRCenter, aRAxis), Angle); |
b5ac8292 | 840 | |
c357e426 | 841 | aCamera->Transform (aRotation); |
842 | ||
843 | AutoZFit(); | |
b5ac8292 | 844 | |
7fd59977 | 845 | ImmediateUpdate(); |
7fd59977 | 846 | } |
847 | ||
197ac94e | 848 | //============================================================================= |
849 | //function : Turn | |
850 | //purpose : | |
851 | //============================================================================= | |
7fd59977 | 852 | void V3d_View::Turn(const Standard_Real ax, const Standard_Real ay, const Standard_Real az, const Standard_Boolean Start) |
853 | { | |
b5ac8292 | 854 | Standard_Real Ax = ax; |
855 | Standard_Real Ay = ay; | |
856 | Standard_Real Az = az; | |
7fd59977 | 857 | |
858 | if( Ax > 0. ) while ( Ax > DEUXPI ) Ax -= DEUXPI ; | |
859 | else if( Ax < 0. ) while ( Ax < -DEUXPI ) Ax += DEUXPI ; | |
860 | if( Ay > 0. ) while ( Ay > DEUXPI ) Ay -= DEUXPI ; | |
861 | else if( Ay < 0. ) while ( Ay < -DEUXPI ) Ay += DEUXPI ; | |
862 | if( Az > 0. ) while ( Az > DEUXPI ) Az -= DEUXPI ; | |
863 | else if( Az < 0. ) while ( Az < -DEUXPI ) Az += DEUXPI ; | |
864 | ||
c357e426 | 865 | Handle(Graphic3d_Camera) aCamera = Camera(); |
866 | ||
607e5e62 | 867 | if (Start) |
868 | { | |
c357e426 | 869 | myCamStartOpUp = aCamera->Up(); |
607e5e62 | 870 | myCamStartOpDir = aCamera->Direction(); |
c357e426 | 871 | myCamStartOpEye = aCamera->Eye(); |
872 | myCamStartOpCenter = aCamera->Center(); | |
b5ac8292 | 873 | } |
874 | ||
607e5e62 | 875 | aCamera->SetUp (myCamStartOpUp); |
876 | aCamera->SetEyeAndCenter (myCamStartOpEye, myCamStartOpCenter); | |
877 | aCamera->SetDirectionFromEye (myCamStartOpDir); | |
b5ac8292 | 878 | |
879 | // rotate camera around 3 initial axes | |
c357e426 | 880 | gp_Pnt aRCenter = aCamera->Eye(); |
881 | gp_Dir aZAxis (aCamera->Direction().Reversed()); | |
882 | gp_Dir aYAxis (aCamera->Up()); | |
b5ac8292 | 883 | gp_Dir aXAxis (aYAxis.Crossed (aZAxis)); |
884 | ||
885 | gp_Trsf aRot[3], aTrsf; | |
886 | aRot[0].SetRotation (gp_Ax1 (aRCenter, aYAxis), -Ax); | |
887 | aRot[1].SetRotation (gp_Ax1 (aRCenter, aXAxis), Ay); | |
888 | aRot[2].SetRotation (gp_Ax1 (aRCenter, aZAxis), Az); | |
889 | aTrsf.Multiply (aRot[0]); | |
890 | aTrsf.Multiply (aRot[1]); | |
891 | aTrsf.Multiply (aRot[2]); | |
892 | ||
c357e426 | 893 | aCamera->Transform (aTrsf); |
b5ac8292 | 894 | |
c357e426 | 895 | AutoZFit(); |
b5ac8292 | 896 | |
897 | ImmediateUpdate(); | |
7fd59977 | 898 | } |
899 | ||
197ac94e | 900 | //============================================================================= |
901 | //function : Turn | |
902 | //purpose : | |
903 | //============================================================================= | |
7fd59977 | 904 | void V3d_View::Turn(const V3d_TypeOfAxe Axe, const Standard_Real angle, const Standard_Boolean Start) |
905 | { | |
7fd59977 | 906 | switch (Axe) { |
907 | case V3d_X : | |
908 | Turn(angle,0.,0.,Start); | |
909 | break ; | |
910 | case V3d_Y : | |
911 | Turn(0.,angle,0.,Start); | |
912 | break ; | |
913 | case V3d_Z : | |
914 | Turn(0.,0.,angle,Start); | |
915 | break ; | |
916 | } | |
917 | } | |
918 | ||
197ac94e | 919 | //============================================================================= |
920 | //function : Turn | |
921 | //purpose : | |
922 | //============================================================================= | |
b8ddfc2f | 923 | void V3d_View::Turn(const Standard_Real angle, const Standard_Boolean Start) |
924 | { | |
7fd59977 | 925 | Standard_Real Angle = angle ; |
7fd59977 | 926 | |
927 | if( Angle > 0. ) while ( Angle > DEUXPI ) Angle -= DEUXPI ; | |
928 | else if( Angle < 0. ) while ( Angle < -DEUXPI ) Angle += DEUXPI ; | |
929 | ||
c357e426 | 930 | Handle(Graphic3d_Camera) aCamera = Camera(); |
931 | ||
607e5e62 | 932 | if (Start) |
933 | { | |
c357e426 | 934 | myCamStartOpUp = aCamera->Up(); |
607e5e62 | 935 | myCamStartOpDir = aCamera->Direction(); |
c357e426 | 936 | myCamStartOpEye = aCamera->Eye(); |
937 | myCamStartOpCenter = aCamera->Center(); | |
b5ac8292 | 938 | } |
939 | ||
607e5e62 | 940 | aCamera->SetUp (myCamStartOpUp); |
941 | aCamera->SetEyeAndCenter (myCamStartOpEye, myCamStartOpCenter); | |
942 | aCamera->SetDirectionFromEye (myCamStartOpDir); | |
b5ac8292 | 943 | |
b5ac8292 | 944 | gp_Trsf aRotation; |
c357e426 | 945 | gp_Pnt aRCenter = aCamera->Eye(); |
21b2385f | 946 | gp_Dir aRAxis (myDefaultViewAxis); |
b5ac8292 | 947 | aRotation.SetRotation (gp_Ax1 (aRCenter, aRAxis), Angle); |
b5ac8292 | 948 | |
c357e426 | 949 | aCamera->Transform (aRotation); |
950 | ||
951 | AutoZFit(); | |
b5ac8292 | 952 | |
953 | ImmediateUpdate(); | |
7fd59977 | 954 | } |
955 | ||
197ac94e | 956 | //============================================================================= |
957 | //function : SetTwist | |
958 | //purpose : | |
959 | //============================================================================= | |
b8ddfc2f | 960 | void V3d_View::SetTwist(const Standard_Real angle) |
961 | { | |
7fd59977 | 962 | Standard_Real Angle = angle ; |
7fd59977 | 963 | |
964 | if( Angle > 0. ) while ( Angle > DEUXPI ) Angle -= DEUXPI ; | |
965 | else if( Angle < 0. ) while ( Angle < -DEUXPI ) Angle += DEUXPI ; | |
966 | ||
c357e426 | 967 | Handle(Graphic3d_Camera) aCamera = Camera(); |
968 | ||
21b2385f | 969 | const gp_Dir aReferencePlane (aCamera->Direction().Reversed()); |
970 | if (!screenAxis (aReferencePlane, gp::DZ(), myXscreenAxis, myYscreenAxis, myZscreenAxis) | |
971 | && !screenAxis (aReferencePlane, gp::DY(), myXscreenAxis, myYscreenAxis, myZscreenAxis) | |
972 | && !screenAxis (aReferencePlane, gp::DZ(), myXscreenAxis, myYscreenAxis, myZscreenAxis)) | |
973 | { | |
974 | throw V3d_BadValue ("V3d_ViewSetTwist, alignment of Eye,At,Up,"); | |
7fd59977 | 975 | } |
b5ac8292 | 976 | |
c357e426 | 977 | gp_Pnt aRCenter = aCamera->Center(); |
978 | gp_Dir aZAxis (aCamera->Direction().Reversed()); | |
b5ac8292 | 979 | |
980 | gp_Trsf aTrsf; | |
981 | aTrsf.SetRotation (gp_Ax1 (aRCenter, aZAxis), Angle); | |
982 | ||
21b2385f | 983 | aCamera->SetUp (gp_Dir (myYscreenAxis)); |
c357e426 | 984 | aCamera->Transform (aTrsf); |
b5ac8292 | 985 | |
c357e426 | 986 | AutoZFit(); |
7fd59977 | 987 | |
7fd59977 | 988 | ImmediateUpdate(); |
7fd59977 | 989 | } |
990 | ||
197ac94e | 991 | //============================================================================= |
992 | //function : SetEye | |
993 | //purpose : | |
994 | //============================================================================= | |
995 | void V3d_View::SetEye(const Standard_Real X,const Standard_Real Y,const Standard_Real Z) | |
996 | { | |
997 | Standard_Real aTwistBefore = Twist(); | |
7fd59977 | 998 | |
197ac94e | 999 | Standard_Boolean wasUpdateEnabled = SetImmediateUpdate (Standard_False); |
b5ac8292 | 1000 | |
c357e426 | 1001 | Handle(Graphic3d_Camera) aCamera = Camera(); |
1002 | ||
1003 | aCamera->SetEye (gp_Pnt (X, Y, Z)); | |
1004 | ||
197ac94e | 1005 | SetTwist (aTwistBefore); |
b5ac8292 | 1006 | |
c357e426 | 1007 | AutoZFit(); |
b5ac8292 | 1008 | |
197ac94e | 1009 | SetImmediateUpdate (wasUpdateEnabled); |
1010 | ||
b5ac8292 | 1011 | ImmediateUpdate(); |
7fd59977 | 1012 | } |
1013 | ||
197ac94e | 1014 | //============================================================================= |
1015 | //function : SetDepth | |
1016 | //purpose : | |
1017 | //============================================================================= | |
b8ddfc2f | 1018 | void V3d_View::SetDepth(const Standard_Real Depth) |
1019 | { | |
b5ac8292 | 1020 | V3d_BadValue_Raise_if (Depth == 0. ,"V3d_View::SetDepth, bad depth"); |
7fd59977 | 1021 | |
c357e426 | 1022 | Handle(Graphic3d_Camera) aCamera = Camera(); |
1023 | ||
7fd59977 | 1024 | if( Depth > 0. ) |
7fd59977 | 1025 | { |
b5ac8292 | 1026 | // Move eye using center (target) as anchor. |
c357e426 | 1027 | aCamera->SetDistance (Depth); |
b5ac8292 | 1028 | } |
1029 | else | |
197ac94e | 1030 | { |
b5ac8292 | 1031 | // Move the view ref point instead of the eye. |
c357e426 | 1032 | gp_Vec aDir (aCamera->Direction()); |
1033 | gp_Pnt aCameraEye = aCamera->Eye(); | |
197ac94e | 1034 | gp_Pnt aCameraCenter = aCameraEye.Translated (aDir.Multiplied (Abs (Depth))); |
1035 | ||
c357e426 | 1036 | aCamera->SetCenter (aCameraCenter); |
7fd59977 | 1037 | } |
7fd59977 | 1038 | |
c357e426 | 1039 | AutoZFit(); |
b5ac8292 | 1040 | |
1041 | ImmediateUpdate(); | |
7fd59977 | 1042 | } |
1043 | ||
197ac94e | 1044 | //============================================================================= |
1045 | //function : SetProj | |
1046 | //purpose : | |
1047 | //============================================================================= | |
7fd59977 | 1048 | void V3d_View::SetProj( const Standard_Real Vx,const Standard_Real Vy, const Standard_Real Vz ) |
1049 | { | |
6942f04a | 1050 | V3d_BadValue_Raise_if( Sqrt(Vx*Vx + Vy*Vy + Vz*Vz) <= 0., |
7fd59977 | 1051 | "V3d_View::SetProj, null projection vector"); |
1052 | ||
197ac94e | 1053 | Standard_Real aTwistBefore = Twist(); |
b5ac8292 | 1054 | |
197ac94e | 1055 | Standard_Boolean wasUpdateEnabled = SetImmediateUpdate (Standard_False); |
b5ac8292 | 1056 | |
c357e426 | 1057 | Camera()->SetDirection (gp_Dir (Vx, Vy, Vz).Reversed()); |
b5ac8292 | 1058 | |
1521659a | 1059 | SetTwist(aTwistBefore); |
b5ac8292 | 1060 | |
c357e426 | 1061 | AutoZFit(); |
b5ac8292 | 1062 | |
197ac94e | 1063 | SetImmediateUpdate (wasUpdateEnabled); |
1064 | ||
7fd59977 | 1065 | ImmediateUpdate(); |
7fd59977 | 1066 | } |
1067 | ||
197ac94e | 1068 | //============================================================================= |
1069 | //function : SetProj | |
1070 | //purpose : | |
1071 | //============================================================================= | |
fc552d84 | 1072 | void V3d_View::SetProj (const V3d_TypeOfOrientation theOrientation, |
1073 | const Standard_Boolean theIsYup) | |
b8ddfc2f | 1074 | { |
fc552d84 | 1075 | Graphic3d_Vec3d anUp = theIsYup ? Graphic3d_Vec3d (0.0, 1.0, 0.0) : Graphic3d_Vec3d (0.0, 0.0, 1.0); |
1076 | if (theIsYup) | |
1077 | { | |
1078 | if (theOrientation == V3d_Ypos | |
1079 | || theOrientation == V3d_Yneg) | |
1080 | { | |
1081 | anUp.SetValues (0.0, 0.0, -1.0); | |
1082 | } | |
1083 | } | |
1084 | else | |
1085 | { | |
1086 | if (theOrientation == V3d_Zpos) | |
1087 | { | |
1088 | anUp.SetValues (0.0, 1.0, 0.0); | |
1089 | } | |
1090 | else if (theOrientation == V3d_Zneg) | |
1091 | { | |
1092 | anUp.SetValues (0.0, -1.0, 0.0); | |
1093 | } | |
7fd59977 | 1094 | } |
b5ac8292 | 1095 | |
fc552d84 | 1096 | const gp_Dir aBck = V3d::GetProjAxis (theOrientation); |
197ac94e | 1097 | |
1098 | // retain camera panning from origin when switching projection | |
fc552d84 | 1099 | const Handle(Graphic3d_Camera)& aCamera = Camera(); |
1100 | const gp_Pnt anOriginVCS = aCamera->ConvertWorld2View (gp::Origin()); | |
197ac94e | 1101 | |
607e5e62 | 1102 | const Standard_Real aNewDist = aCamera->Eye().Distance (gp_Pnt (0, 0, 0)); |
1103 | aCamera->SetEyeAndCenter (gp_XYZ (0, 0, 0) + aBck.XYZ() * aNewDist, | |
1104 | gp_XYZ (0, 0, 0)); | |
1105 | aCamera->SetDirectionFromEye (-aBck); | |
fc552d84 | 1106 | aCamera->SetUp (gp_Dir (anUp.x(), anUp.y(), anUp.z())); |
c357e426 | 1107 | aCamera->OrthogonalizeUp(); |
197ac94e | 1108 | |
fc552d84 | 1109 | Panning (anOriginVCS.X(), anOriginVCS.Y()); |
b5ac8292 | 1110 | |
c357e426 | 1111 | AutoZFit(); |
b5ac8292 | 1112 | |
7fd59977 | 1113 | ImmediateUpdate(); |
7fd59977 | 1114 | } |
1115 | ||
197ac94e | 1116 | //============================================================================= |
1117 | //function : SetAt | |
1118 | //purpose : | |
1119 | //============================================================================= | |
b8ddfc2f | 1120 | void V3d_View::SetAt(const Standard_Real X,const Standard_Real Y,const Standard_Real Z) |
1121 | { | |
197ac94e | 1122 | Standard_Real aTwistBefore = Twist(); |
b5ac8292 | 1123 | |
197ac94e | 1124 | Standard_Boolean wasUpdateEnabled = SetImmediateUpdate (Standard_False); |
b5ac8292 | 1125 | |
c357e426 | 1126 | Camera()->SetCenter (gp_Pnt (X, Y, Z)); |
b5ac8292 | 1127 | |
197ac94e | 1128 | SetTwist (aTwistBefore); |
b5ac8292 | 1129 | |
c357e426 | 1130 | AutoZFit(); |
b5ac8292 | 1131 | |
197ac94e | 1132 | SetImmediateUpdate (wasUpdateEnabled); |
1133 | ||
7fd59977 | 1134 | ImmediateUpdate(); |
7fd59977 | 1135 | } |
1136 | ||
197ac94e | 1137 | //============================================================================= |
1138 | //function : SetUp | |
1139 | //purpose : | |
1140 | //============================================================================= | |
21b2385f | 1141 | void V3d_View::SetUp (const Standard_Real theVx, const Standard_Real theVy, const Standard_Real theVz) |
b8ddfc2f | 1142 | { |
c357e426 | 1143 | Handle(Graphic3d_Camera) aCamera = Camera(); |
1144 | ||
21b2385f | 1145 | const gp_Dir aReferencePlane (aCamera->Direction().Reversed()); |
1146 | const gp_Dir anUp (theVx, theVy, theVz); | |
1147 | if (!screenAxis (aReferencePlane, anUp, myXscreenAxis, myYscreenAxis, myZscreenAxis) | |
1148 | && !screenAxis (aReferencePlane, gp::DZ(), myXscreenAxis, myYscreenAxis, myZscreenAxis) | |
1149 | && !screenAxis (aReferencePlane, gp::DY(), myXscreenAxis, myYscreenAxis, myZscreenAxis) | |
1150 | && !screenAxis (aReferencePlane, gp::DX(), myXscreenAxis, myYscreenAxis, myZscreenAxis)) | |
1151 | { | |
1152 | throw V3d_BadValue ("V3d_View::Setup, alignment of Eye,At,Up"); | |
7fd59977 | 1153 | } |
b5ac8292 | 1154 | |
21b2385f | 1155 | aCamera->SetUp (gp_Dir (myYscreenAxis)); |
197ac94e | 1156 | |
c357e426 | 1157 | AutoZFit(); |
b5ac8292 | 1158 | |
7fd59977 | 1159 | ImmediateUpdate(); |
7fd59977 | 1160 | } |
1161 | ||
197ac94e | 1162 | //============================================================================= |
1163 | //function : SetUp | |
1164 | //purpose : | |
1165 | //============================================================================= | |
21b2385f | 1166 | void V3d_View::SetUp (const V3d_TypeOfOrientation theOrientation) |
b8ddfc2f | 1167 | { |
c357e426 | 1168 | Handle(Graphic3d_Camera) aCamera = Camera(); |
1169 | ||
21b2385f | 1170 | const gp_Dir aReferencePlane (aCamera->Direction().Reversed()); |
1171 | const gp_Dir anUp = V3d::GetProjAxis (theOrientation); | |
1172 | if (!screenAxis (aReferencePlane, anUp, myXscreenAxis, myYscreenAxis, myZscreenAxis) | |
1173 | && !screenAxis (aReferencePlane, gp::DZ(), myXscreenAxis, myYscreenAxis, myZscreenAxis) | |
1174 | && !screenAxis (aReferencePlane, gp::DY(), myXscreenAxis, myYscreenAxis, myZscreenAxis) | |
1175 | && !screenAxis (aReferencePlane, gp::DX(), myXscreenAxis, myYscreenAxis, myZscreenAxis)) | |
1176 | { | |
1177 | throw V3d_BadValue ("V3d_View::SetUp, alignment of Eye,At,Up"); | |
7fd59977 | 1178 | } |
b5ac8292 | 1179 | |
21b2385f | 1180 | aCamera->SetUp (gp_Dir (myYscreenAxis)); |
197ac94e | 1181 | |
c357e426 | 1182 | AutoZFit(); |
7fd59977 | 1183 | |
7fd59977 | 1184 | ImmediateUpdate(); |
1185 | } | |
1186 | ||
197ac94e | 1187 | //============================================================================= |
1188 | //function : SetViewOrientationDefault | |
1189 | //purpose : | |
1190 | //============================================================================= | |
b8ddfc2f | 1191 | void V3d_View::SetViewOrientationDefault() |
1192 | { | |
c357e426 | 1193 | myDefaultCamera->CopyOrientationData (Camera()); |
1194 | } | |
b5ac8292 | 1195 | |
c357e426 | 1196 | //======================================================================= |
1197 | //function : SetViewMappingDefault | |
1198 | //purpose : | |
1199 | //======================================================================= | |
1200 | void V3d_View::SetViewMappingDefault() | |
1201 | { | |
1202 | myDefaultCamera->CopyMappingData (Camera()); | |
7fd59977 | 1203 | } |
1204 | ||
197ac94e | 1205 | //============================================================================= |
1206 | //function : ResetViewOrientation | |
1207 | //purpose : | |
1208 | //============================================================================= | |
b8ddfc2f | 1209 | void V3d_View::ResetViewOrientation() |
1210 | { | |
c357e426 | 1211 | Camera()->CopyOrientationData (myDefaultCamera); |
1212 | ||
1213 | AutoZFit(); | |
1214 | ||
1215 | ImmediateUpdate(); | |
1216 | } | |
1217 | ||
1218 | //======================================================================= | |
1219 | //function : ResetViewMapping | |
1220 | //purpose : | |
1221 | //======================================================================= | |
1222 | void V3d_View::ResetViewMapping() | |
1223 | { | |
1224 | Camera()->CopyMappingData (myDefaultCamera); | |
1225 | ||
1226 | AutoZFit(); | |
b5ac8292 | 1227 | |
7fd59977 | 1228 | ImmediateUpdate(); |
1229 | } | |
1230 | ||
197ac94e | 1231 | //============================================================================= |
1232 | //function : Reset | |
1233 | //purpose : | |
1234 | //============================================================================= | |
c357e426 | 1235 | void V3d_View::Reset (const Standard_Boolean theToUpdate) |
b8ddfc2f | 1236 | { |
c357e426 | 1237 | Camera()->Copy (myDefaultCamera); |
197ac94e | 1238 | |
c357e426 | 1239 | AutoZFit(); |
7fd59977 | 1240 | |
7fd59977 | 1241 | SwitchSetFront = Standard_False; |
b5ac8292 | 1242 | |
c357e426 | 1243 | if (myImmediateUpdate || theToUpdate) |
1244 | { | |
1245 | Update(); | |
1246 | } | |
7fd59977 | 1247 | } |
1248 | ||
197ac94e | 1249 | //======================================================================= |
1250 | //function : SetCenter | |
1251 | //purpose : | |
1252 | //======================================================================= | |
1253 | void V3d_View::SetCenter (const Standard_Integer theXp, | |
1254 | const Standard_Integer theYp) | |
b8ddfc2f | 1255 | { |
197ac94e | 1256 | Standard_Real aXv, aYv; |
1257 | Convert (theXp, theYp, aXv, aYv); | |
c357e426 | 1258 | Translate (Camera(), aXv, aYv); |
7fd59977 | 1259 | |
7fd59977 | 1260 | ImmediateUpdate(); |
7fd59977 | 1261 | } |
1262 | ||
197ac94e | 1263 | //============================================================================= |
1264 | //function : SetSize | |
1265 | //purpose : | |
1266 | //============================================================================= | |
3dfe95cd | 1267 | void V3d_View::SetSize (const Standard_Real theSize) |
7fd59977 | 1268 | { |
3dfe95cd | 1269 | V3d_BadValue_Raise_if (theSize <= 0.0, "V3d_View::SetSize, Window Size is NULL"); |
7fd59977 | 1270 | |
c357e426 | 1271 | Handle(Graphic3d_Camera) aCamera = Camera(); |
1272 | ||
1273 | aCamera->SetScale (aCamera->Aspect() >= 1.0 ? theSize / aCamera->Aspect() : theSize); | |
197ac94e | 1274 | |
c357e426 | 1275 | AutoZFit(); |
7fd59977 | 1276 | |
7fd59977 | 1277 | ImmediateUpdate(); |
7fd59977 | 1278 | } |
1279 | ||
197ac94e | 1280 | //============================================================================= |
1281 | //function : SetZSize | |
1282 | //purpose : | |
1283 | //============================================================================= | |
c357e426 | 1284 | void V3d_View::SetZSize (const Standard_Real theSize) |
7fd59977 | 1285 | { |
c357e426 | 1286 | Handle(Graphic3d_Camera) aCamera = Camera(); |
7fd59977 | 1287 | |
c357e426 | 1288 | Standard_Real Zmax = theSize / 2.; |
b5ac8292 | 1289 | |
c357e426 | 1290 | Standard_Real aDistance = aCamera->Distance(); |
1291 | ||
1292 | if (theSize <= 0.) | |
1293 | { | |
b5ac8292 | 1294 | Zmax = aDistance; |
7fd59977 | 1295 | } |
7fd59977 | 1296 | |
197ac94e | 1297 | // ShortReal precision factor used to add meaningful tolerance to |
1298 | // ZNear, ZFar values in order to avoid equality after type conversion | |
1299 | // to ShortReal matrices type. | |
1300 | const Standard_Real aPrecision = 1.0 / Pow (10.0, ShortRealDigits() - 1); | |
1301 | ||
1302 | Standard_Real aZFar = Zmax + aDistance * 2.0; | |
1303 | Standard_Real aZNear = -Zmax + aDistance; | |
1304 | aZNear -= Abs (aZNear) * aPrecision; | |
1305 | aZFar += Abs (aZFar) * aPrecision; | |
1306 | ||
c357e426 | 1307 | if (!aCamera->IsOrthographic()) |
197ac94e | 1308 | { |
1309 | if (aZFar < aPrecision) | |
1310 | { | |
1311 | // Invalid case when both values are negative | |
1312 | aZNear = aPrecision; | |
1313 | aZFar = aPrecision * 2.0; | |
1314 | } | |
1315 | else if (aZNear < Abs (aZFar) * aPrecision) | |
1316 | { | |
1317 | // Z is less than 0.0, try to fix it using any appropriate z-scale | |
1318 | aZNear = Abs (aZFar) * aPrecision; | |
1319 | } | |
1320 | } | |
1321 | ||
1322 | // If range is too small | |
1323 | if (aZFar < (aZNear + Abs (aZFar) * aPrecision)) | |
1324 | { | |
1325 | aZFar = aZNear + Abs (aZFar) * aPrecision; | |
1326 | } | |
1327 | ||
c357e426 | 1328 | aCamera->SetZRange (aZNear, aZFar); |
7fd59977 | 1329 | |
c357e426 | 1330 | if (myImmediateUpdate) |
b8ddfc2f | 1331 | { |
c357e426 | 1332 | Redraw(); |
b8ddfc2f | 1333 | } |
7fd59977 | 1334 | } |
1335 | ||
197ac94e | 1336 | //============================================================================= |
1337 | //function : SetZoom | |
1338 | //purpose : | |
1339 | //============================================================================= | |
e44b0af4 | 1340 | void V3d_View::SetZoom (const Standard_Real theCoef,const Standard_Boolean theToStart) |
7fd59977 | 1341 | { |
e44b0af4 | 1342 | V3d_BadValue_Raise_if (theCoef <= 0., "V3d_View::SetZoom, bad coefficient"); |
7fd59977 | 1343 | |
c357e426 | 1344 | Handle(Graphic3d_Camera) aCamera = Camera(); |
1345 | ||
e44b0af4 | 1346 | if (theToStart) |
b5ac8292 | 1347 | { |
c357e426 | 1348 | myCamStartOpEye = aCamera->Eye(); |
1349 | myCamStartOpCenter = aCamera->Center(); | |
7fd59977 | 1350 | } |
1351 | ||
c357e426 | 1352 | Standard_Real aViewWidth = aCamera->ViewDimensions().X(); |
1353 | Standard_Real aViewHeight = aCamera->ViewDimensions().Y(); | |
b5ac8292 | 1354 | |
7fd59977 | 1355 | // ensure that zoom will not be too small or too big |
e44b0af4 | 1356 | Standard_Real aCoef = theCoef; |
1357 | if (aViewWidth < aCoef * Precision::Confusion()) | |
b5ac8292 | 1358 | { |
e44b0af4 | 1359 | aCoef = aViewWidth / Precision::Confusion(); |
b5ac8292 | 1360 | } |
e44b0af4 | 1361 | else if (aViewWidth > aCoef * 1e12) |
b5ac8292 | 1362 | { |
e44b0af4 | 1363 | aCoef = aViewWidth / 1e12; |
b5ac8292 | 1364 | } |
e44b0af4 | 1365 | if (aViewHeight < aCoef * Precision::Confusion()) |
b5ac8292 | 1366 | { |
e44b0af4 | 1367 | aCoef = aViewHeight / Precision::Confusion(); |
b5ac8292 | 1368 | } |
e44b0af4 | 1369 | else if (aViewHeight > aCoef * 1e12) |
b5ac8292 | 1370 | { |
e44b0af4 | 1371 | aCoef = aViewHeight / 1e12; |
b5ac8292 | 1372 | } |
1373 | ||
c357e426 | 1374 | aCamera->SetEye (myCamStartOpEye); |
1375 | aCamera->SetCenter (myCamStartOpCenter); | |
e44b0af4 | 1376 | aCamera->SetScale (aCamera->Scale() / aCoef); |
c357e426 | 1377 | |
1378 | AutoZFit(); | |
b5ac8292 | 1379 | |
7fd59977 | 1380 | ImmediateUpdate(); |
1381 | } | |
1382 | ||
197ac94e | 1383 | //============================================================================= |
1384 | //function : SetScale | |
1385 | //purpose : | |
1386 | //============================================================================= | |
b8ddfc2f | 1387 | void V3d_View::SetScale( const Standard_Real Coef ) |
1388 | { | |
6942f04a | 1389 | V3d_BadValue_Raise_if( Coef <= 0. ,"V3d_View::SetScale, bad coefficient"); |
7fd59977 | 1390 | |
c357e426 | 1391 | Handle(Graphic3d_Camera) aCamera = Camera(); |
b5ac8292 | 1392 | |
c357e426 | 1393 | Standard_Real aDefaultScale = myDefaultCamera->Scale(); |
1394 | aCamera->SetAspect (myDefaultCamera->Aspect()); | |
1395 | aCamera->SetScale (aDefaultScale / Coef); | |
b5ac8292 | 1396 | |
c357e426 | 1397 | AutoZFit(); |
b5ac8292 | 1398 | |
7fd59977 | 1399 | ImmediateUpdate(); |
7fd59977 | 1400 | } |
1401 | ||
197ac94e | 1402 | //============================================================================= |
1403 | //function : SetAxialScale | |
1404 | //purpose : | |
1405 | //============================================================================= | |
b8ddfc2f | 1406 | void V3d_View::SetAxialScale( const Standard_Real Sx, const Standard_Real Sy, const Standard_Real Sz ) |
1407 | { | |
6942f04a | 1408 | V3d_BadValue_Raise_if( Sx <= 0. || Sy <= 0. || Sz <= 0.,"V3d_View::SetAxialScale, bad coefficient"); |
7fd59977 | 1409 | |
c357e426 | 1410 | Camera()->SetAxialScale (gp_XYZ (Sx, Sy, Sz)); |
1411 | ||
1412 | AutoZFit(); | |
1413 | } | |
1414 | ||
1415 | //============================================================================= | |
1416 | //function : SetRatio | |
1417 | //purpose : | |
1418 | //============================================================================= | |
1419 | void V3d_View::SetRatio() | |
1420 | { | |
1421 | if (MyWindow.IsNull()) | |
1422 | { | |
1423 | return; | |
1424 | } | |
1425 | ||
1426 | Standard_Integer aWidth = 0; | |
1427 | Standard_Integer aHeight = 0; | |
1428 | MyWindow->Size (aWidth, aHeight); | |
1429 | if (aWidth > 0 && aHeight > 0) | |
1430 | { | |
1431 | Standard_Real aRatio = static_cast<Standard_Real> (aWidth) / | |
1432 | static_cast<Standard_Real> (aHeight); | |
1433 | ||
1434 | Camera() ->SetAspect (aRatio); | |
1435 | myDefaultCamera->SetAspect (aRatio); | |
1436 | } | |
7fd59977 | 1437 | } |
1438 | ||
197ac94e | 1439 | //============================================================================= |
1440 | //function : FitAll | |
1441 | //purpose : | |
1442 | //============================================================================= | |
ee2be2a8 | 1443 | void V3d_View::FitAll (const Standard_Real theMargin, const Standard_Boolean theToUpdate) |
7fd59977 | 1444 | { |
c357e426 | 1445 | FitAll (myView->MinMaxValues(), theMargin, theToUpdate); |
b586500b | 1446 | } |
1447 | ||
1448 | //============================================================================= | |
1449 | //function : FitAll | |
1450 | //purpose : | |
1451 | //============================================================================= | |
ee2be2a8 | 1452 | void V3d_View::FitAll (const Bnd_Box& theBox, const Standard_Real theMargin, const Standard_Boolean theToUpdate) |
b586500b | 1453 | { |
1454 | Standard_ASSERT_RAISE(theMargin >= 0.0 && theMargin < 1.0, "Invalid margin coefficient"); | |
197ac94e | 1455 | |
c357e426 | 1456 | if (myView->NumberOfDisplayedStructures() == 0) |
197ac94e | 1457 | { |
1458 | return; | |
1459 | } | |
35617823 | 1460 | |
c357e426 | 1461 | if (!FitMinMax (Camera(), theBox, theMargin, 10.0 * Precision::Confusion())) |
35617823 | 1462 | { |
35617823 K |
1463 | return; |
1464 | } | |
7fd59977 | 1465 | |
c357e426 | 1466 | AutoZFit(); |
b5ac8292 | 1467 | |
197ac94e | 1468 | if (myImmediateUpdate || theToUpdate) |
35617823 | 1469 | { |
b5ac8292 | 1470 | Update(); |
35617823 | 1471 | } |
b5ac8292 | 1472 | } |
35617823 | 1473 | |
197ac94e | 1474 | //============================================================================= |
1475 | //function : DepthFitAll | |
1476 | //purpose : | |
1477 | //============================================================================= | |
ee2be2a8 | 1478 | void V3d_View::DepthFitAll(const Standard_Real Aspect, |
1479 | const Standard_Real Margin) | |
7fd59977 | 1480 | { |
1481 | Standard_Real Xmin,Ymin,Zmin,Xmax,Ymax,Zmax,U,V,W,U1,V1,W1 ; | |
1482 | Standard_Real Umin,Vmin,Wmin,Umax,Vmax,Wmax ; | |
b5ac8292 | 1483 | Standard_Real Dx,Dy,Dz,Size; |
7fd59977 | 1484 | |
c357e426 | 1485 | Standard_Integer Nstruct = myView->NumberOfDisplayedStructures() ; |
7fd59977 | 1486 | |
b5ac8292 | 1487 | if((Nstruct <= 0) || (Aspect < 0.) || (Margin < 0.) || (Margin > 1.)) { |
7fd59977 | 1488 | ImmediateUpdate(); |
1489 | return ; | |
1490 | } | |
1491 | ||
c357e426 | 1492 | Bnd_Box aBox = myView->MinMaxValues(); |
ed063270 | 1493 | if (aBox.IsVoid()) |
1494 | { | |
1495 | ImmediateUpdate(); | |
1496 | return ; | |
1497 | } | |
1498 | aBox.Get (Xmin,Ymin,Zmin,Xmax,Ymax,Zmax); | |
c357e426 | 1499 | Project (Xmin,Ymin,Zmin,U,V,W) ; |
1500 | Project (Xmax,Ymax,Zmax,U1,V1,W1) ; | |
7fd59977 | 1501 | Umin = Min(U,U1) ; Umax = Max(U,U1) ; |
1502 | Vmin = Min(V,V1) ; Vmax = Max(V,V1) ; | |
1503 | Wmin = Min(W,W1) ; Wmax = Max(W,W1) ; | |
c357e426 | 1504 | Project (Xmin,Ymin,Zmax,U,V,W) ; |
7fd59977 | 1505 | Umin = Min(U,Umin) ; Umax = Max(U,Umax) ; |
1506 | Vmin = Min(V,Vmin) ; Vmax = Max(V,Vmax) ; | |
1507 | Wmin = Min(W,Wmin) ; Wmax = Max(W,Wmax) ; | |
c357e426 | 1508 | Project (Xmax,Ymin,Zmax,U,V,W) ; |
7fd59977 | 1509 | Umin = Min(U,Umin) ; Umax = Max(U,Umax) ; |
1510 | Vmin = Min(V,Vmin) ; Vmax = Max(V,Vmax) ; | |
1511 | Wmin = Min(W,Wmin) ; Wmax = Max(W,Wmax) ; | |
c357e426 | 1512 | Project (Xmax,Ymin,Zmin,U,V,W) ; |
7fd59977 | 1513 | Umin = Min(U,Umin) ; Umax = Max(U,Umax) ; |
1514 | Vmin = Min(V,Vmin) ; Vmax = Max(V,Vmax) ; | |
1515 | Wmin = Min(W,Wmin) ; Wmax = Max(W,Wmax) ; | |
c357e426 | 1516 | Project (Xmax,Ymax,Zmin,U,V,W) ; |
7fd59977 | 1517 | Umin = Min(U,Umin) ; Umax = Max(U,Umax) ; |
1518 | Vmin = Min(V,Vmin) ; Vmax = Max(V,Vmax) ; | |
1519 | Wmin = Min(W,Wmin) ; Wmax = Max(W,Wmax) ; | |
c357e426 | 1520 | Project (Xmin,Ymax,Zmax,U,V,W) ; |
7fd59977 | 1521 | Umin = Min(U,Umin) ; Umax = Max(U,Umax) ; |
1522 | Vmin = Min(V,Vmin) ; Vmax = Max(V,Vmax) ; | |
1523 | Wmin = Min(W,Wmin) ; Wmax = Max(W,Wmax) ; | |
c357e426 | 1524 | Project (Xmin,Ymax,Zmin,U,V,W) ; |
7fd59977 | 1525 | Umin = Min(U,Umin) ; Umax = Max(U,Umax) ; |
1526 | Vmin = Min(V,Vmin) ; Vmax = Max(V,Vmax) ; | |
1527 | Wmin = Min(W,Wmin) ; Wmax = Max(W,Wmax) ; | |
1528 | ||
1529 | // Adjust Z size | |
1530 | Wmax = Max(Abs(Wmin),Abs(Wmax)) ; | |
1531 | Dz = 2.*Wmax + Margin * Wmax; | |
1532 | ||
1533 | // Compute depth value | |
1534 | Dx = Abs(Umax - Umin) ; Dy = Abs(Vmax - Vmin) ; // Dz = Abs(Wmax - Wmin); | |
1535 | Dx += Margin * Dx; Dy += Margin * Dy; | |
1536 | Size = Sqrt(Dx*Dx + Dy*Dy + Dz*Dz); | |
1537 | if( Size > 0. ) { | |
1538 | SetZSize(Size) ; | |
1539 | SetDepth( Aspect * Size / 2.); | |
1540 | } | |
1541 | ||
1542 | ImmediateUpdate(); | |
1543 | } | |
1544 | ||
197ac94e | 1545 | //======================================================================= |
1546 | //function : WindowFit | |
1547 | //purpose : | |
1548 | //======================================================================= | |
1549 | void V3d_View::WindowFit (const Standard_Integer theMinXp, | |
1550 | const Standard_Integer theMinYp, | |
1551 | const Standard_Integer theMaxXp, | |
1552 | const Standard_Integer theMaxYp) | |
b8ddfc2f | 1553 | { |
197ac94e | 1554 | Standard_Boolean wasUpdateEnabled = SetImmediateUpdate (Standard_False); |
1555 | ||
c357e426 | 1556 | Handle(Graphic3d_Camera) aCamera = Camera(); |
1557 | ||
1558 | if (!aCamera->IsOrthographic()) | |
b5ac8292 | 1559 | { |
ab1c121b | 1560 | // normalize view coordinates |
b5ac8292 | 1561 | Standard_Integer aWinWidth, aWinHeight; |
1562 | MyWindow->Size (aWinWidth, aWinHeight); | |
7fd59977 | 1563 | |
b5ac8292 | 1564 | // z coordinate of camera center |
c357e426 | 1565 | Standard_Real aDepth = aCamera->Project (aCamera->Center()).Z(); |
b5ac8292 | 1566 | |
1567 | // camera projection coordinate are in NDC which are normalized [-1, 1] | |
197ac94e | 1568 | Standard_Real aUMin = (2.0 / aWinWidth) * theMinXp - 1.0; |
1569 | Standard_Real aUMax = (2.0 / aWinWidth) * theMaxXp - 1.0; | |
1570 | Standard_Real aVMin = (2.0 / aWinHeight) * theMinYp - 1.0; | |
1571 | Standard_Real aVMax = (2.0 / aWinHeight) * theMaxYp - 1.0; | |
b5ac8292 | 1572 | |
1573 | // compute camera panning | |
1574 | gp_Pnt aScreenCenter (0.0, 0.0, aDepth); | |
1575 | gp_Pnt aFitCenter ((aUMin + aUMax) * 0.5, (aVMin + aVMax) * 0.5, aDepth); | |
c357e426 | 1576 | gp_Pnt aPanTo = aCamera->ConvertProj2View (aFitCenter); |
1577 | gp_Pnt aPanFrom = aCamera->ConvertProj2View (aScreenCenter); | |
b5ac8292 | 1578 | gp_Vec aPanVec (aPanFrom, aPanTo); |
1579 | ||
b5ac8292 | 1580 | // compute section size |
1581 | gp_Pnt aFitTopRight (aUMax, aVMax, aDepth); | |
1582 | gp_Pnt aFitBotLeft (aUMin, aVMin, aDepth); | |
c357e426 | 1583 | gp_Pnt aViewBotLeft = aCamera->ConvertProj2View (aFitBotLeft); |
1584 | gp_Pnt aViewTopRight = aCamera->ConvertProj2View (aFitTopRight); | |
b5ac8292 | 1585 | |
1586 | Standard_Real aUSize = aViewTopRight.X() - aViewBotLeft.X(); | |
1587 | Standard_Real aVSize = aViewTopRight.Y() - aViewBotLeft.Y(); | |
1588 | ||
c357e426 | 1589 | Translate (aCamera, aPanVec.X(), -aPanVec.Y()); |
1590 | Scale (aCamera, aUSize, aVSize); | |
1591 | AutoZFit(); | |
b5ac8292 | 1592 | } |
1593 | else | |
1594 | { | |
197ac94e | 1595 | Standard_Real aX1, aY1, aX2, aY2; |
1596 | Convert (theMinXp, theMinYp, aX1, aY1); | |
1597 | Convert (theMaxXp, theMaxYp, aX2, aY2); | |
1598 | FitAll (aX1, aY1, aX2, aY2); | |
b5ac8292 | 1599 | } |
197ac94e | 1600 | |
1601 | SetImmediateUpdate (wasUpdateEnabled); | |
1602 | ||
1603 | ImmediateUpdate(); | |
7fd59977 | 1604 | } |
1605 | ||
197ac94e | 1606 | //======================================================================= |
1607 | //function : ConvertToGrid | |
1608 | //purpose : | |
1609 | //======================================================================= | |
1610 | void V3d_View::ConvertToGrid(const Standard_Integer Xp, | |
1611 | const Standard_Integer Yp, | |
1612 | Standard_Real& Xg, | |
1613 | Standard_Real& Yg, | |
1614 | Standard_Real& Zg) const | |
b5ac8292 | 1615 | { |
1616 | Graphic3d_Vertex aVrp; | |
1617 | Standard_Real anX, anY, aZ; | |
1618 | Convert (Xp, Yp, anX, anY, aZ); | |
1619 | aVrp.SetCoord (anX, anY, aZ); | |
1620 | ||
1621 | if( MyViewer->Grid()->IsActive() ) { | |
1622 | Graphic3d_Vertex aNewVrp = Compute (aVrp) ; | |
1623 | aNewVrp.Coord (Xg,Yg,Zg) ; | |
1624 | } else | |
1625 | aVrp.Coord (Xg,Yg,Zg) ; | |
1626 | } | |
1627 | ||
197ac94e | 1628 | //======================================================================= |
1629 | //function : ConvertToGrid | |
1630 | //purpose : | |
1631 | //======================================================================= | |
1632 | void V3d_View::ConvertToGrid(const Standard_Real X, | |
1633 | const Standard_Real Y, | |
1634 | const Standard_Real Z, | |
1635 | Standard_Real& Xg, | |
1636 | Standard_Real& Yg, | |
1637 | Standard_Real& Zg) const | |
b5ac8292 | 1638 | { |
1639 | if( MyViewer->Grid()->IsActive() ) { | |
1640 | Graphic3d_Vertex aVrp (X,Y,Z) ; | |
1641 | Graphic3d_Vertex aNewVrp = Compute (aVrp) ; | |
1642 | aNewVrp.Coord(Xg,Yg,Zg) ; | |
1643 | } else { | |
1644 | Xg = X; Yg = Y; Zg = Z; | |
1645 | } | |
1646 | } | |
1647 | ||
197ac94e | 1648 | //======================================================================= |
1649 | //function : Convert | |
1650 | //purpose : | |
1651 | //======================================================================= | |
b8ddfc2f | 1652 | Standard_Real V3d_View::Convert(const Standard_Integer Vp) const |
1653 | { | |
b5ac8292 | 1654 | Standard_Integer aDxw, aDyw ; |
7fd59977 | 1655 | |
c357e426 | 1656 | V3d_UnMapped_Raise_if (!myView->IsDefined(), "view has no window"); |
7fd59977 | 1657 | |
b5ac8292 | 1658 | MyWindow->Size (aDxw, aDyw); |
1659 | Standard_Real aValue; | |
197ac94e | 1660 | |
c357e426 | 1661 | gp_Pnt aViewDims = Camera()->ViewDimensions(); |
b5ac8292 | 1662 | aValue = aViewDims.X() * (Standard_Real)Vp / (Standard_Real)aDxw; |
7fd59977 | 1663 | |
b5ac8292 | 1664 | return aValue; |
7fd59977 | 1665 | } |
1666 | ||
197ac94e | 1667 | //======================================================================= |
1668 | //function : Convert | |
1669 | //purpose : | |
1670 | //======================================================================= | |
1671 | void V3d_View::Convert(const Standard_Integer Xp, | |
1672 | const Standard_Integer Yp, | |
1673 | Standard_Real& Xv, | |
1674 | Standard_Real& Yv) const | |
b8ddfc2f | 1675 | { |
b5ac8292 | 1676 | Standard_Integer aDxw, aDyw; |
7fd59977 | 1677 | |
c357e426 | 1678 | V3d_UnMapped_Raise_if (!myView->IsDefined(), "view has no window"); |
b5ac8292 | 1679 | |
1680 | MyWindow->Size (aDxw, aDyw); | |
1681 | ||
1682 | gp_Pnt aPoint (Xp * 2.0 / aDxw - 1.0, (aDyw - Yp) * 2.0 / aDyw - 1.0, 0.0); | |
c357e426 | 1683 | aPoint = Camera()->ConvertProj2View (aPoint); |
7fd59977 | 1684 | |
b5ac8292 | 1685 | Xv = aPoint.X(); |
1686 | Yv = aPoint.Y(); | |
7fd59977 | 1687 | } |
1688 | ||
197ac94e | 1689 | //======================================================================= |
1690 | //function : Convert | |
1691 | //purpose : | |
1692 | //======================================================================= | |
7fd59977 | 1693 | Standard_Integer V3d_View::Convert(const Standard_Real Vv) const |
1694 | { | |
c357e426 | 1695 | V3d_UnMapped_Raise_if (!myView->IsDefined(), "view has no window"); |
b5ac8292 | 1696 | |
1697 | Standard_Integer aDxw, aDyw; | |
1698 | MyWindow->Size (aDxw, aDyw); | |
7fd59977 | 1699 | |
c357e426 | 1700 | gp_Pnt aViewDims = Camera()->ViewDimensions(); |
b5ac8292 | 1701 | Standard_Integer aValue = RealToInt (aDxw * Vv / (aViewDims.X())); |
7fd59977 | 1702 | |
b5ac8292 | 1703 | return aValue; |
7fd59977 | 1704 | } |
1705 | ||
197ac94e | 1706 | //======================================================================= |
1707 | //function : Convert | |
1708 | //purpose : | |
1709 | //======================================================================= | |
1710 | void V3d_View::Convert(const Standard_Real Xv, | |
1711 | const Standard_Real Yv, | |
1712 | Standard_Integer& Xp, | |
1713 | Standard_Integer& Yp) const | |
7fd59977 | 1714 | { |
c357e426 | 1715 | V3d_UnMapped_Raise_if (!myView->IsDefined(), "view has no window"); |
7fd59977 | 1716 | |
b5ac8292 | 1717 | Standard_Integer aDxw, aDyw; |
1718 | MyWindow->Size (aDxw, aDyw); | |
7fd59977 | 1719 | |
b5ac8292 | 1720 | gp_Pnt aPoint (Xv, Yv, 0.0); |
c357e426 | 1721 | aPoint = Camera()->ConvertView2Proj (aPoint); |
b5ac8292 | 1722 | aPoint = gp_Pnt ((aPoint.X() + 1.0) * aDxw / 2.0, aDyw - (aPoint.Y() + 1.0) * aDyw / 2.0, 0.0); |
7fd59977 | 1723 | |
b5ac8292 | 1724 | Xp = RealToInt (aPoint.X()); |
1725 | Yp = RealToInt (aPoint.Y()); | |
7fd59977 | 1726 | } |
1727 | ||
197ac94e | 1728 | //======================================================================= |
1729 | //function : Convert | |
1730 | //purpose : | |
1731 | //======================================================================= | |
1732 | void V3d_View::Convert(const Standard_Integer Xp, | |
1733 | const Standard_Integer Yp, | |
1734 | Standard_Real& X, | |
1735 | Standard_Real& Y, | |
1736 | Standard_Real& Z) const | |
b8ddfc2f | 1737 | { |
c357e426 | 1738 | V3d_UnMapped_Raise_if (!myView->IsDefined(), "view has no window"); |
b5ac8292 | 1739 | Standard_Integer aHeight, aWidth; |
1740 | MyWindow->Size (aWidth, aHeight); | |
1741 | ||
1742 | Standard_Real anX = 2.0 * Xp / aWidth - 1.0; | |
1743 | Standard_Real anY = 2.0 * (aHeight - 1 - Yp) / aHeight - 1.0; | |
1744 | Standard_Real aZ = 2.0 * 0.0 - 1.0; | |
1745 | ||
c357e426 | 1746 | gp_Pnt aResult = Camera()->UnProject (gp_Pnt (anX, anY, aZ)); |
b5ac8292 | 1747 | |
1748 | X = aResult.X(); | |
1749 | Y = aResult.Y(); | |
1750 | Z = aResult.Z(); | |
7fd59977 | 1751 | } |
1752 | ||
197ac94e | 1753 | //======================================================================= |
1754 | //function : ConvertWithProj | |
1755 | //purpose : | |
1756 | //======================================================================= | |
3ed88fac | 1757 | void V3d_View::ConvertWithProj(const Standard_Integer theXp, |
1758 | const Standard_Integer theYp, | |
1759 | Standard_Real& theX, | |
1760 | Standard_Real& theY, | |
1761 | Standard_Real& theZ, | |
1762 | Standard_Real& theDx, | |
1763 | Standard_Real& theDy, | |
1764 | Standard_Real& theDz) const | |
7fd59977 | 1765 | { |
c357e426 | 1766 | V3d_UnMapped_Raise_if (!myView->IsDefined(), "view has no window"); |
3ed88fac | 1767 | Standard_Integer aHeight = 0, aWidth = 0; |
b5ac8292 | 1768 | MyWindow->Size (aWidth, aHeight); |
7fd59977 | 1769 | |
3ed88fac | 1770 | const Standard_Real anX = 2.0 * theXp / aWidth - 1.0; |
1771 | const Standard_Real anY = 2.0 * (aHeight - 1 - theYp) / aHeight - 1.0; | |
1772 | const Standard_Real aZ = 2.0 * 0.0 - 1.0; | |
b5ac8292 | 1773 | |
3ed88fac | 1774 | const Handle(Graphic3d_Camera)& aCamera = Camera(); |
1775 | const gp_Pnt aResult1 = aCamera->UnProject (gp_Pnt (anX, anY, aZ)); | |
1776 | const gp_Pnt aResult2 = aCamera->UnProject (gp_Pnt (anX, anY, aZ - 10.0)); | |
b5ac8292 | 1777 | |
3ed88fac | 1778 | theX = aResult1.X(); |
1779 | theY = aResult1.Y(); | |
1780 | theZ = aResult1.Z(); | |
1781 | Graphic3d_Vec3d aNormDir (theX - aResult2.X(), | |
1782 | theY - aResult2.Y(), | |
1783 | theZ - aResult2.Z()); | |
3910bc65 | 1784 | aNormDir.Normalize(); |
1785 | ||
3ed88fac | 1786 | theDx = aNormDir.x(); |
1787 | theDy = aNormDir.y(); | |
1788 | theDz = aNormDir.z(); | |
7fd59977 | 1789 | } |
7fd59977 | 1790 | |
197ac94e | 1791 | //======================================================================= |
1792 | //function : Convert | |
1793 | //purpose : | |
1794 | //======================================================================= | |
1795 | void V3d_View::Convert(const Standard_Real X, | |
1796 | const Standard_Real Y, | |
1797 | const Standard_Real Z, | |
1798 | Standard_Integer& Xp, | |
1799 | Standard_Integer& Yp) const | |
b8ddfc2f | 1800 | { |
c357e426 | 1801 | V3d_UnMapped_Raise_if (!myView->IsDefined(), "view has no window"); |
b5ac8292 | 1802 | Standard_Integer aHeight, aWidth; |
1803 | MyWindow->Size (aWidth, aHeight); | |
1804 | ||
c357e426 | 1805 | gp_Pnt aPoint = Camera()->Project (gp_Pnt (X, Y, Z)); |
b5ac8292 | 1806 | |
1807 | Xp = RealToInt ((aPoint.X() + 1) * 0.5 * aWidth); | |
72b11796 | 1808 | Yp = RealToInt (aHeight - 1 - (aPoint.Y() + 1) * 0.5 * aHeight); |
7fd59977 | 1809 | } |
1810 | ||
197ac94e | 1811 | //======================================================================= |
1812 | //function : Project | |
1813 | //purpose : | |
1814 | //======================================================================= | |
c357e426 | 1815 | void V3d_View::Project (const Standard_Real theX, |
1816 | const Standard_Real theY, | |
1817 | const Standard_Real theZ, | |
1818 | Standard_Real& theXp, | |
1819 | Standard_Real& theYp) const | |
7fd59977 | 1820 | { |
c357e426 | 1821 | Standard_Real aZp; |
1822 | Project (theX, theY, theZ, theXp, theYp, aZp); | |
1823 | } | |
1824 | ||
1825 | //======================================================================= | |
1826 | //function : Project | |
1827 | //purpose : | |
1828 | //======================================================================= | |
1829 | void V3d_View::Project (const Standard_Real theX, | |
1830 | const Standard_Real theY, | |
1831 | const Standard_Real theZ, | |
1832 | Standard_Real& theXp, | |
1833 | Standard_Real& theYp, | |
1834 | Standard_Real& theZp) const | |
1835 | { | |
1836 | Handle(Graphic3d_Camera) aCamera = Camera(); | |
1837 | ||
1838 | gp_XYZ aViewSpaceDimensions = aCamera->ViewDimensions(); | |
1839 | Standard_Real aXSize = aViewSpaceDimensions.X(); | |
1840 | Standard_Real aYSize = aViewSpaceDimensions.Y(); | |
1841 | Standard_Real aZSize = aViewSpaceDimensions.Z(); | |
1842 | ||
1843 | gp_Pnt aPoint = aCamera->Project (gp_Pnt (theX, theY, theZ)); | |
1844 | ||
1845 | // NDC [-1, 1] --> PROJ [ -size / 2, +size / 2 ] | |
1846 | theXp = aPoint.X() * aXSize * 0.5; | |
1847 | theYp = aPoint.Y() * aYSize * 0.5; | |
1848 | theZp = aPoint.Z() * aZSize * 0.5; | |
7fd59977 | 1849 | } |
1850 | ||
197ac94e | 1851 | //======================================================================= |
1852 | //function : BackgroundColor | |
1853 | //purpose : | |
1854 | //======================================================================= | |
1855 | void V3d_View::BackgroundColor(const Quantity_TypeOfColor Type, | |
1856 | Standard_Real& V1, | |
1857 | Standard_Real& V2, | |
1858 | Standard_Real& V3) const | |
b8ddfc2f | 1859 | { |
7fd59977 | 1860 | Quantity_Color C = BackgroundColor() ; |
7fd59977 | 1861 | C.Values(V1,V2,V3,Type) ; |
1862 | } | |
1863 | ||
197ac94e | 1864 | //======================================================================= |
1865 | //function : BackgroundColor | |
1866 | //purpose : | |
1867 | //======================================================================= | |
b8ddfc2f | 1868 | Quantity_Color V3d_View::BackgroundColor() const |
1869 | { | |
c357e426 | 1870 | return myView->Background().Color() ; |
7fd59977 | 1871 | } |
7fd59977 | 1872 | |
197ac94e | 1873 | //======================================================================= |
1874 | //function : GradientBackgroundColors | |
1875 | //purpose : | |
1876 | //======================================================================= | |
c357e426 | 1877 | void V3d_View::GradientBackgroundColors (Quantity_Color& theColor1, Quantity_Color& theColor2) const |
b8ddfc2f | 1878 | { |
c357e426 | 1879 | myView->GradientBackground().Colors (theColor1, theColor2); |
7fd59977 | 1880 | } |
1881 | ||
197ac94e | 1882 | //======================================================================= |
1883 | //function : GradientBackground | |
1884 | //purpose : | |
1885 | //======================================================================= | |
b8ddfc2f | 1886 | Aspect_GradientBackground V3d_View::GradientBackground() const |
1887 | { | |
c357e426 | 1888 | return myView->GradientBackground(); |
7fd59977 | 1889 | } |
1890 | ||
197ac94e | 1891 | //======================================================================= |
1892 | //function : Scale | |
1893 | //purpose : | |
1894 | //======================================================================= | |
b8ddfc2f | 1895 | Standard_Real V3d_View::Scale() const |
1896 | { | |
c357e426 | 1897 | return myDefaultCamera->Scale() / Camera()->Scale(); |
7fd59977 | 1898 | } |
1899 | ||
197ac94e | 1900 | //======================================================================= |
1901 | //function : AxialScale | |
1902 | //purpose : | |
1903 | //======================================================================= | |
b8ddfc2f | 1904 | void V3d_View::AxialScale(Standard_Real& Sx, Standard_Real& Sy, Standard_Real& Sz) const |
1905 | { | |
c357e426 | 1906 | gp_Pnt anAxialScale = Camera()->AxialScale(); |
b5ac8292 | 1907 | Sx = anAxialScale.X(); |
1908 | Sy = anAxialScale.Y(); | |
1909 | Sz = anAxialScale.Z(); | |
7fd59977 | 1910 | } |
1911 | ||
197ac94e | 1912 | //======================================================================= |
1913 | //function : Size | |
1914 | //purpose : | |
1915 | //======================================================================= | |
b8ddfc2f | 1916 | void V3d_View::Size(Standard_Real& Width, Standard_Real& Height) const |
1917 | { | |
c357e426 | 1918 | gp_Pnt aViewDims = Camera()->ViewDimensions(); |
7fd59977 | 1919 | |
b5ac8292 | 1920 | Width = aViewDims.X(); |
1921 | Height = aViewDims.Y(); | |
7fd59977 | 1922 | } |
1923 | ||
197ac94e | 1924 | //======================================================================= |
1925 | //function : ZSize | |
1926 | //purpose : | |
1927 | //======================================================================= | |
b8ddfc2f | 1928 | Standard_Real V3d_View::ZSize() const |
1929 | { | |
c357e426 | 1930 | gp_Pnt aViewDims = Camera()->ViewDimensions(); |
7fd59977 | 1931 | |
b5ac8292 | 1932 | return aViewDims.Z(); |
7fd59977 | 1933 | } |
1934 | ||
197ac94e | 1935 | //======================================================================= |
1936 | //function : MinMax | |
1937 | //purpose : | |
1938 | //======================================================================= | |
1939 | Standard_Integer V3d_View::MinMax(Standard_Real& Umin, | |
1940 | Standard_Real& Vmin, | |
1941 | Standard_Real& Umax, | |
1942 | Standard_Real& Vmax) const | |
b8ddfc2f | 1943 | { |
7fd59977 | 1944 | Standard_Real Wmin,Wmax,U,V,W ; |
1945 | Standard_Real Xmin,Ymin,Zmin,Xmax,Ymax,Zmax ; | |
1946 | // CAL 6/11/98 | |
c357e426 | 1947 | Standard_Integer Nstruct = myView->NumberOfDisplayedStructures() ; |
7fd59977 | 1948 | |
1949 | if( Nstruct ) { | |
c357e426 | 1950 | Bnd_Box aBox = myView->MinMaxValues(); |
ed063270 | 1951 | aBox.Get (Xmin,Ymin,Zmin,Xmax,Ymax,Zmax); |
c357e426 | 1952 | Project (Xmin,Ymin,Zmin,Umin,Vmin,Wmin) ; |
1953 | Project (Xmax,Ymax,Zmax,Umax,Vmax,Wmax) ; | |
1954 | Project (Xmin,Ymin,Zmax,U,V,W) ; | |
7fd59977 | 1955 | Umin = Min(U,Umin) ; Umax = Max(U,Umax) ; |
1956 | Vmin = Min(V,Vmin) ; Vmax = Max(V,Vmax) ; | |
1957 | Wmin = Min(W,Wmin) ; Wmax = Max(W,Wmax) ; | |
c357e426 | 1958 | Project (Xmax,Ymin,Zmax,U,V,W) ; |
7fd59977 | 1959 | Umin = Min(U,Umin) ; Umax = Max(U,Umax) ; |
1960 | Vmin = Min(V,Vmin) ; Vmax = Max(V,Vmax) ; | |
1961 | Wmin = Min(W,Wmin) ; Wmax = Max(W,Wmax) ; | |
c357e426 | 1962 | Project (Xmax,Ymin,Zmin,U,V,W) ; |
7fd59977 | 1963 | Umin = Min(U,Umin) ; Umax = Max(U,Umax) ; |
1964 | Vmin = Min(V,Vmin) ; Vmax = Max(V,Vmax) ; | |
1965 | Wmin = Min(W,Wmin) ; Wmax = Max(W,Wmax) ; | |
c357e426 | 1966 | Project (Xmax,Ymax,Zmin,U,V,W) ; |
7fd59977 | 1967 | Umin = Min(U,Umin) ; Umax = Max(U,Umax) ; |
1968 | Vmin = Min(V,Vmin) ; Vmax = Max(V,Vmax) ; | |
1969 | Wmin = Min(W,Wmin) ; Wmax = Max(W,Wmax) ; | |
c357e426 | 1970 | Project (Xmin,Ymax,Zmax,U,V,W) ; |
7fd59977 | 1971 | Umin = Min(U,Umin) ; Umax = Max(U,Umax) ; |
1972 | Vmin = Min(V,Vmin) ; Vmax = Max(V,Vmax) ; | |
1973 | Wmin = Min(W,Wmin) ; Wmax = Max(W,Wmax) ; | |
c357e426 | 1974 | Project (Xmin,Ymax,Zmin,U,V,W) ; |
7fd59977 | 1975 | Umin = Min(U,Umin) ; Umax = Max(U,Umax) ; |
1976 | Vmin = Min(V,Vmin) ; Vmax = Max(V,Vmax) ; | |
1977 | Wmin = Min(W,Wmin) ; Wmax = Max(W,Wmax) ; | |
1978 | } | |
1979 | return Nstruct ; | |
1980 | } | |
1981 | ||
197ac94e | 1982 | //======================================================================= |
1983 | //function : MinMax | |
1984 | //purpose : | |
1985 | //======================================================================= | |
1986 | Standard_Integer V3d_View::MinMax(Standard_Real& Xmin, | |
1987 | Standard_Real& Ymin, | |
1988 | Standard_Real& Zmin, | |
1989 | Standard_Real& Xmax, | |
1990 | Standard_Real& Ymax, | |
1991 | Standard_Real& Zmax) const | |
b8ddfc2f | 1992 | { |
7fd59977 | 1993 | // CAL 6/11/98 |
1994 | // Standard_Integer Nstruct = (MyView->DisplayedStructures())->Extent() ; | |
c357e426 | 1995 | Standard_Integer Nstruct = myView->NumberOfDisplayedStructures() ; |
7fd59977 | 1996 | |
1997 | if( Nstruct ) { | |
c357e426 | 1998 | Bnd_Box aBox = myView->MinMaxValues(); |
ed063270 | 1999 | aBox.Get (Xmin,Ymin,Zmin,Xmax,Ymax,Zmax); |
7fd59977 | 2000 | } |
2001 | return Nstruct ; | |
2002 | } | |
2003 | ||
197ac94e | 2004 | //======================================================================= |
49582f9d | 2005 | //function : GravityPoint |
197ac94e | 2006 | //purpose : |
2007 | //======================================================================= | |
49582f9d | 2008 | gp_Pnt V3d_View::GravityPoint() const |
b8ddfc2f | 2009 | { |
4af098ba | 2010 | Graphic3d_MapOfStructure aSetOfStructures; |
c357e426 | 2011 | myView->DisplayedStructures (aSetOfStructures); |
4af098ba | 2012 | |
2013 | Standard_Boolean hasSelection = Standard_False; | |
2014 | for (Graphic3d_MapIteratorOfMapOfStructure aStructIter (aSetOfStructures); | |
2015 | aStructIter.More(); aStructIter.Next()) | |
2016 | { | |
2017 | if (aStructIter.Key()->IsHighlighted() | |
2018 | && aStructIter.Key()->IsVisible()) | |
2019 | { | |
2020 | hasSelection = Standard_True; | |
2021 | break; | |
2022 | } | |
2023 | } | |
7fd59977 | 2024 | |
4af098ba | 2025 | Standard_Real Xmin, Ymin, Zmin, Xmax, Ymax, Zmax; |
2026 | Standard_Integer aNbPoints = 0; | |
2027 | gp_XYZ aResult (0.0, 0.0, 0.0); | |
2028 | for (Graphic3d_MapIteratorOfMapOfStructure aStructIter (aSetOfStructures); | |
2029 | aStructIter.More(); aStructIter.Next()) | |
2030 | { | |
2031 | const Handle(Graphic3d_Structure)& aStruct = aStructIter.Key(); | |
2032 | if (!aStruct->IsVisible() | |
770fa4d4 | 2033 | || aStruct->IsInfinite() |
2034 | || (hasSelection && !aStruct->IsHighlighted())) | |
4af098ba | 2035 | { |
2036 | continue; | |
2037 | } | |
2038 | ||
7c3ef2f7 | 2039 | const Graphic3d_BndBox3d& aBox = aStruct->CStructure()->BoundingBox(); |
770fa4d4 | 2040 | if (!aBox.IsValid()) |
2041 | { | |
2042 | continue; | |
2043 | } | |
2044 | ||
2045 | // skip transformation-persistent objects | |
778cd667 | 2046 | if (!aStruct->TransformPersistence().IsNull()) |
4af098ba | 2047 | { |
2048 | continue; | |
2049 | } | |
2050 | ||
2051 | // use camera projection to find gravity point | |
7c3ef2f7 | 2052 | Xmin = aBox.CornerMin().x(); |
2053 | Ymin = aBox.CornerMin().y(); | |
2054 | Zmin = aBox.CornerMin().z(); | |
2055 | Xmax = aBox.CornerMax().x(); | |
2056 | Ymax = aBox.CornerMax().y(); | |
2057 | Zmax = aBox.CornerMax().z(); | |
4af098ba | 2058 | gp_Pnt aPnts[THE_NB_BOUND_POINTS] = |
2059 | { | |
2060 | gp_Pnt (Xmin, Ymin, Zmin), gp_Pnt (Xmin, Ymin, Zmax), | |
2061 | gp_Pnt (Xmin, Ymax, Zmin), gp_Pnt (Xmin, Ymax, Zmax), | |
2062 | gp_Pnt (Xmax, Ymin, Zmin), gp_Pnt (Xmax, Ymin, Zmax), | |
2063 | gp_Pnt (Xmax, Ymax, Zmin), gp_Pnt (Xmax, Ymax, Zmax) | |
2064 | }; | |
7fd59977 | 2065 | |
4af098ba | 2066 | for (Standard_Integer aPntIt = 0; aPntIt < THE_NB_BOUND_POINTS; ++aPntIt) |
2067 | { | |
2068 | const gp_Pnt& aBndPnt = aPnts[aPntIt]; | |
c357e426 | 2069 | const gp_Pnt aProjected = Camera()->Project (aBndPnt); |
4af098ba | 2070 | if (Abs (aProjected.X()) <= 1.0 |
2071 | && Abs (aProjected.Y()) <= 1.0) | |
2072 | { | |
2073 | aResult += aBndPnt.XYZ(); | |
2074 | ++aNbPoints; | |
2075 | } | |
2076 | } | |
2077 | } | |
7fd59977 | 2078 | |
4af098ba | 2079 | if (aNbPoints == 0) |
b5ac8292 | 2080 | { |
770fa4d4 | 2081 | // fallback - just use bounding box of entire scene |
3fe9ce0e | 2082 | Bnd_Box aBox = myView->MinMaxValues(); |
770fa4d4 | 2083 | if (!aBox.IsVoid()) |
b5ac8292 | 2084 | { |
4af098ba | 2085 | aBox.Get (Xmin, Ymin, Zmin, |
2086 | Xmax, Ymax, Zmax); | |
2087 | gp_Pnt aPnts[THE_NB_BOUND_POINTS] = | |
2088 | { | |
b5ac8292 | 2089 | gp_Pnt (Xmin, Ymin, Zmin), gp_Pnt (Xmin, Ymin, Zmax), |
2090 | gp_Pnt (Xmin, Ymax, Zmin), gp_Pnt (Xmin, Ymax, Zmax), | |
2091 | gp_Pnt (Xmax, Ymin, Zmin), gp_Pnt (Xmax, Ymin, Zmax), | |
4af098ba | 2092 | gp_Pnt (Xmax, Ymax, Zmin), gp_Pnt (Xmax, Ymax, Zmax) |
2093 | }; | |
b5ac8292 | 2094 | |
4af098ba | 2095 | for (Standard_Integer aPntIt = 0; aPntIt < THE_NB_BOUND_POINTS; ++aPntIt) |
b5ac8292 | 2096 | { |
2097 | const gp_Pnt& aBndPnt = aPnts[aPntIt]; | |
4af098ba | 2098 | aResult += aBndPnt.XYZ(); |
2099 | ++aNbPoints; | |
b5ac8292 | 2100 | } |
7fd59977 | 2101 | } |
2102 | } | |
7fd59977 | 2103 | |
4af098ba | 2104 | if (aNbPoints > 0) |
2105 | { | |
2106 | aResult /= aNbPoints; | |
2107 | } | |
49582f9d | 2108 | |
2109 | return aResult; | |
7fd59977 | 2110 | } |
2111 | ||
197ac94e | 2112 | //======================================================================= |
2113 | //function : Eye | |
2114 | //purpose : | |
2115 | //======================================================================= | |
b8ddfc2f | 2116 | void V3d_View::Eye(Standard_Real& X, Standard_Real& Y, Standard_Real& Z) const |
2117 | { | |
c357e426 | 2118 | gp_Pnt aCameraEye = Camera()->Eye(); |
b5ac8292 | 2119 | X = aCameraEye.X(); |
2120 | Y = aCameraEye.Y(); | |
2121 | Z = aCameraEye.Z(); | |
7fd59977 | 2122 | } |
2123 | ||
197ac94e | 2124 | //============================================================================= |
2125 | //function : ProjReferenceAxe | |
2126 | //purpose : | |
2127 | //============================================================================= | |
2128 | void V3d_View::ProjReferenceAxe(const Standard_Integer Xpix, | |
2129 | const Standard_Integer Ypix, | |
2130 | Standard_Real& XP, | |
2131 | Standard_Real& YP, | |
2132 | Standard_Real& ZP, | |
2133 | Standard_Real& VX, | |
2134 | Standard_Real& VY, | |
2135 | Standard_Real& VZ) const | |
b8ddfc2f | 2136 | { |
7fd59977 | 2137 | Standard_Real Xo,Yo,Zo; |
2138 | ||
b5ac8292 | 2139 | Convert (Xpix, Ypix, XP, YP, ZP); |
2140 | if ( Type() == V3d_PERSPECTIVE ) | |
2141 | { | |
2142 | FocalReferencePoint (Xo,Yo,Zo); | |
7fd59977 | 2143 | VX = Xo - XP; |
2144 | VY = Yo - YP; | |
2145 | VZ = Zo - ZP; | |
2146 | } | |
b5ac8292 | 2147 | else |
2148 | { | |
2149 | Proj (VX,VY,VZ); | |
7fd59977 | 2150 | } |
2151 | } | |
2152 | ||
197ac94e | 2153 | //============================================================================= |
2154 | //function : Depth | |
2155 | //purpose : | |
2156 | //============================================================================= | |
b8ddfc2f | 2157 | Standard_Real V3d_View::Depth() const |
2158 | { | |
c357e426 | 2159 | return Camera()->Distance(); |
7fd59977 | 2160 | } |
2161 | ||
197ac94e | 2162 | //============================================================================= |
2163 | //function : Proj | |
2164 | //purpose : | |
2165 | //============================================================================= | |
b8ddfc2f | 2166 | void V3d_View::Proj(Standard_Real& Dx, Standard_Real& Dy, Standard_Real& Dz) const |
2167 | { | |
c357e426 | 2168 | gp_Dir aCameraDir = Camera()->Direction().Reversed(); |
b5ac8292 | 2169 | Dx = aCameraDir.X(); |
2170 | Dy = aCameraDir.Y(); | |
2171 | Dz = aCameraDir.Z(); | |
7fd59977 | 2172 | } |
2173 | ||
197ac94e | 2174 | //============================================================================= |
2175 | //function : At | |
2176 | //purpose : | |
2177 | //============================================================================= | |
b8ddfc2f | 2178 | void V3d_View::At(Standard_Real& X, Standard_Real& Y, Standard_Real& Z) const |
2179 | { | |
c357e426 | 2180 | gp_Pnt aCameraCenter = Camera()->Center(); |
b5ac8292 | 2181 | X = aCameraCenter.X(); |
2182 | Y = aCameraCenter.Y(); | |
2183 | Z = aCameraCenter.Z(); | |
7fd59977 | 2184 | } |
2185 | ||
197ac94e | 2186 | //============================================================================= |
2187 | //function : Up | |
2188 | //purpose : | |
2189 | //============================================================================= | |
b8ddfc2f | 2190 | void V3d_View::Up(Standard_Real& Vx, Standard_Real& Vy, Standard_Real& Vz) const |
2191 | { | |
c357e426 | 2192 | gp_Dir aCameraUp = Camera()->Up(); |
b5ac8292 | 2193 | Vx = aCameraUp.X(); |
2194 | Vy = aCameraUp.Y(); | |
2195 | Vz = aCameraUp.Z(); | |
7fd59977 | 2196 | } |
2197 | ||
197ac94e | 2198 | //============================================================================= |
2199 | //function : Twist | |
2200 | //purpose : | |
2201 | //============================================================================= | |
b8ddfc2f | 2202 | Standard_Real V3d_View::Twist() const |
2203 | { | |
21b2385f | 2204 | gp_Vec Xaxis, Yaxis, Zaxis; |
2205 | const gp_Dir aReferencePlane (Camera()->Direction().Reversed()); | |
2206 | if (!screenAxis (aReferencePlane, gp::DZ(), Xaxis, Yaxis, Zaxis) | |
2207 | && !screenAxis (aReferencePlane, gp::DY(), Xaxis, Yaxis, Zaxis) | |
2208 | && !screenAxis (aReferencePlane, gp::DX(), Xaxis, Yaxis, Zaxis)) | |
2209 | { | |
2210 | // | |
2211 | } | |
7fd59977 | 2212 | |
21b2385f | 2213 | // Compute Cross Vector From Up & Origin |
2214 | const gp_Dir aCameraUp = Camera()->Up(); | |
2215 | const gp_XYZ aP = Yaxis.XYZ().Crossed (aCameraUp.XYZ()); | |
b5ac8292 | 2216 | |
21b2385f | 2217 | // compute Angle |
2218 | Standard_Real anAngle = ASin (Max (Min (aP.Modulus(), 1.0), -1.0)); | |
2219 | if (Yaxis.Dot (aCameraUp.XYZ()) < 0.0) | |
2220 | { | |
2221 | anAngle = M_PI - anAngle; | |
7fd59977 | 2222 | } |
21b2385f | 2223 | if (anAngle > 0.0 |
2224 | && anAngle < M_PI) | |
2225 | { | |
2226 | const gp_Dir aProjDir = Camera()->Direction().Reversed(); | |
2227 | if (aP.Dot (aProjDir.XYZ()) < 0.0) | |
2228 | { | |
2229 | anAngle = DEUXPI - anAngle; | |
2230 | } | |
7fd59977 | 2231 | } |
21b2385f | 2232 | return anAngle; |
7fd59977 | 2233 | } |
2234 | ||
197ac94e | 2235 | //============================================================================= |
2236 | //function : ShadingModel | |
2237 | //purpose : | |
2238 | //============================================================================= | |
dc89236f | 2239 | Graphic3d_TypeOfShadingModel V3d_View::ShadingModel() const |
b8ddfc2f | 2240 | { |
dc89236f | 2241 | return myView->ShadingModel(); |
7fd59977 | 2242 | } |
2243 | ||
197ac94e | 2244 | //============================================================================= |
2245 | //function : TextureEnv | |
2246 | //purpose : | |
2247 | //============================================================================= | |
857ffd5e | 2248 | Handle(Graphic3d_TextureEnv) V3d_View::TextureEnv() const |
b8ddfc2f | 2249 | { |
c357e426 | 2250 | return myView->TextureEnv(); |
7fd59977 | 2251 | } |
2252 | ||
197ac94e | 2253 | //============================================================================= |
2254 | //function : Visualization | |
2255 | //purpose : | |
2256 | //============================================================================= | |
b8ddfc2f | 2257 | V3d_TypeOfVisualization V3d_View::Visualization() const |
2258 | { | |
c357e426 | 2259 | return static_cast<V3d_TypeOfVisualization> (myView->VisualizationType()); |
7fd59977 | 2260 | } |
2261 | ||
197ac94e | 2262 | //============================================================================= |
2263 | //function : IfWindow | |
2264 | //purpose : | |
2265 | //============================================================================= | |
b8ddfc2f | 2266 | Standard_Boolean V3d_View::IfWindow() const |
2267 | { | |
c357e426 | 2268 | return myView->IsDefined(); |
7fd59977 | 2269 | } |
2270 | ||
197ac94e | 2271 | //============================================================================= |
2272 | //function : Type | |
2273 | //purpose : | |
2274 | //============================================================================= | |
b8ddfc2f | 2275 | V3d_TypeOfView V3d_View::Type() const |
2276 | { | |
c357e426 | 2277 | return Camera()->IsOrthographic() ? V3d_ORTHOGRAPHIC : V3d_PERSPECTIVE; |
7fd59977 | 2278 | } |
2279 | ||
197ac94e | 2280 | //============================================================================= |
2281 | //function : SetFocale | |
2282 | //purpose : | |
2283 | //============================================================================= | |
b8ddfc2f | 2284 | void V3d_View::SetFocale( const Standard_Real focale ) |
2285 | { | |
c357e426 | 2286 | Handle(Graphic3d_Camera) aCamera = Camera(); |
2287 | ||
2288 | if (aCamera->IsOrthographic()) | |
b5ac8292 | 2289 | { |
2290 | return; | |
7fd59977 | 2291 | } |
b5ac8292 | 2292 | |
c357e426 | 2293 | Standard_Real aFOVyRad = ATan (focale / (aCamera->Distance() * 2.0)); |
b5ac8292 | 2294 | |
c357e426 | 2295 | aCamera->SetFOVy (aFOVyRad * (360 / M_PI)); |
7fd59977 | 2296 | |
2297 | ImmediateUpdate(); | |
2298 | } | |
2299 | ||
197ac94e | 2300 | //============================================================================= |
2301 | //function : Focale | |
2302 | //purpose : | |
2303 | //============================================================================= | |
b5ac8292 | 2304 | Standard_Real V3d_View::Focale() const |
b8ddfc2f | 2305 | { |
c357e426 | 2306 | Handle(Graphic3d_Camera) aCamera = Camera(); |
2307 | ||
2308 | if (aCamera->IsOrthographic()) | |
b5ac8292 | 2309 | { |
2310 | return 0.0; | |
7fd59977 | 2311 | } |
b5ac8292 | 2312 | |
c357e426 | 2313 | return aCamera->Distance() * 2.0 * Tan (aCamera->FOVy() * M_PI / 360.0); |
7fd59977 | 2314 | } |
2315 | ||
197ac94e | 2316 | //============================================================================= |
21b2385f | 2317 | //function : screenAxis |
197ac94e | 2318 | //purpose : |
2319 | //============================================================================= | |
21b2385f | 2320 | Standard_Boolean V3d_View::screenAxis (const gp_Dir& theVpn, const gp_Dir& theVup, |
2321 | gp_Vec& theXaxe, gp_Vec& theYaxe, gp_Vec& theZaxe) | |
b5ac8292 | 2322 | { |
21b2385f | 2323 | theXaxe = theVup.XYZ().Crossed (theVpn.XYZ()); |
2324 | if (theXaxe.Magnitude() <= gp::Resolution()) | |
2325 | { | |
2326 | return Standard_False; | |
2327 | } | |
2328 | theXaxe.Normalize(); | |
b5ac8292 | 2329 | |
21b2385f | 2330 | theYaxe = theVpn.XYZ().Crossed (theXaxe.XYZ()); |
2331 | if (theYaxe.Magnitude() <= gp::Resolution()) | |
2332 | { | |
2333 | return Standard_False; | |
2334 | } | |
2335 | theYaxe.Normalize(); | |
b5ac8292 | 2336 | |
21b2385f | 2337 | theZaxe = theVpn.XYZ(); |
2338 | theZaxe.Normalize(); | |
7fd59977 | 2339 | return Standard_True; |
2340 | } | |
2341 | ||
197ac94e | 2342 | //============================================================================= |
2343 | //function : TrsPoint | |
2344 | //purpose : | |
2345 | //============================================================================= | |
475c2302 | 2346 | gp_XYZ V3d_View::TrsPoint (const Graphic3d_Vertex& thePnt, const TColStd_Array2OfReal& theMat) |
b8ddfc2f | 2347 | { |
7fd59977 | 2348 | // CAL. S3892 |
475c2302 | 2349 | const Standard_Integer lr = theMat.LowerRow(); |
2350 | const Standard_Integer ur = theMat.UpperRow(); | |
2351 | const Standard_Integer lc = theMat.LowerCol(); | |
2352 | const Standard_Integer uc = theMat.UpperCol(); | |
2353 | if ((ur - lr + 1 != 4) || (uc - lc + 1 != 4)) | |
2354 | { | |
2355 | return gp_XYZ (thePnt.X(), thePnt.Y(), thePnt.Z()); | |
2356 | } | |
2357 | ||
2358 | Standard_Real X, Y, Z; | |
2359 | thePnt.Coord (X,Y,Z); | |
2360 | const Standard_Real XX = (theMat(lr,lc+3) + X*theMat(lr,lc) + Y*theMat(lr,lc+1) + Z*theMat(lr,lc+2)) / theMat(lr+3,lc+3); | |
2361 | const Standard_Real YY = (theMat(lr+1,lc+3) + X*theMat(lr+1,lc) + Y*theMat(lr+1,lc+1) + Z*theMat(lr+1,lc+2))/theMat(lr+3,lc+3); | |
2362 | const Standard_Real ZZ = (theMat(lr+2,lc+3) + X*theMat(lr+2,lc) + Y*theMat(lr+2,lc+1) + Z*theMat(lr+2,lc+2))/theMat(lr+3,lc+3); | |
2363 | return gp_XYZ (XX, YY, ZZ); | |
7fd59977 | 2364 | } |
2365 | ||
197ac94e | 2366 | //======================================================================= |
2367 | //function : Pan | |
2368 | //purpose : | |
2369 | //======================================================================= | |
2370 | void V3d_View::Pan (const Standard_Integer theDXp, | |
2371 | const Standard_Integer theDYp, | |
ee2be2a8 | 2372 | const Standard_Real theZoomFactor, |
197ac94e | 2373 | const Standard_Boolean theToStart) |
b8ddfc2f | 2374 | { |
197ac94e | 2375 | Panning (Convert (theDXp), Convert (theDYp), theZoomFactor, theToStart); |
7fd59977 | 2376 | } |
2377 | ||
197ac94e | 2378 | //======================================================================= |
2379 | //function : Panning | |
2380 | //purpose : | |
2381 | //======================================================================= | |
2382 | void V3d_View::Panning (const Standard_Real theDXv, | |
2383 | const Standard_Real theDYv, | |
ee2be2a8 | 2384 | const Standard_Real theZoomFactor, |
197ac94e | 2385 | const Standard_Boolean theToStart) |
7fd59977 | 2386 | { |
197ac94e | 2387 | Standard_ASSERT_RAISE (theZoomFactor > 0.0, "Bad zoom factor"); |
7fd59977 | 2388 | |
c357e426 | 2389 | Handle(Graphic3d_Camera) aCamera = Camera(); |
2390 | ||
197ac94e | 2391 | if (theToStart) |
2392 | { | |
607e5e62 | 2393 | myCamStartOpDir = aCamera->Direction(); |
c357e426 | 2394 | myCamStartOpEye = aCamera->Eye(); |
2395 | myCamStartOpCenter = aCamera->Center(); | |
7fd59977 | 2396 | } |
197ac94e | 2397 | |
2398 | Standard_Boolean wasUpdateEnabled = SetImmediateUpdate (Standard_False); | |
2399 | ||
c357e426 | 2400 | gp_Pnt aViewDims = aCamera->ViewDimensions(); |
197ac94e | 2401 | |
607e5e62 | 2402 | aCamera->SetEyeAndCenter (myCamStartOpEye, myCamStartOpCenter); |
2403 | aCamera->SetDirectionFromEye (myCamStartOpDir); | |
c357e426 | 2404 | Translate (aCamera, -theDXv, -theDYv); |
2405 | Scale (aCamera, aViewDims.X() / theZoomFactor, aViewDims.Y() / theZoomFactor); | |
197ac94e | 2406 | |
2407 | SetImmediateUpdate (wasUpdateEnabled); | |
2408 | ||
2409 | ImmediateUpdate(); | |
7fd59977 | 2410 | } |
2411 | ||
197ac94e | 2412 | //======================================================================= |
2413 | //function : Zoom | |
2414 | //purpose : | |
2415 | //======================================================================= | |
2416 | void V3d_View::Zoom (const Standard_Integer theXp1, | |
2417 | const Standard_Integer theYp1, | |
2418 | const Standard_Integer theXp2, | |
2419 | const Standard_Integer theYp2) | |
2420 | { | |
2421 | Standard_Integer aDx = theXp2 - theXp1; | |
2422 | Standard_Integer aDy = theYp2 - theYp1; | |
2423 | if (aDx != 0 || aDy != 0) | |
2424 | { | |
2425 | Standard_Real aCoeff = Sqrt( (Standard_Real)(aDx * aDx + aDy * aDy) ) / 100.0 + 1.0; | |
2426 | aCoeff = (aDx > 0) ? aCoeff : 1.0 / aCoeff; | |
2427 | SetZoom (aCoeff, Standard_True); | |
2428 | } | |
7fd59977 | 2429 | } |
2430 | ||
197ac94e | 2431 | //======================================================================= |
2432 | //function : StartZoomAtPoint | |
2433 | //purpose : | |
2434 | //======================================================================= | |
2435 | void V3d_View::StartZoomAtPoint (const Standard_Integer theXp, | |
2436 | const Standard_Integer theYp) | |
7fd59977 | 2437 | { |
197ac94e | 2438 | MyZoomAtPointX = theXp; |
2439 | MyZoomAtPointY = theYp; | |
7fd59977 | 2440 | } |
2441 | ||
197ac94e | 2442 | //======================================================================= |
2443 | //function : ZoomAtPoint | |
2444 | //purpose : | |
2445 | //======================================================================= | |
2446 | void V3d_View::ZoomAtPoint (const Standard_Integer theMouseStartX, | |
2447 | const Standard_Integer theMouseStartY, | |
2448 | const Standard_Integer theMouseEndX, | |
2449 | const Standard_Integer theMouseEndY) | |
7fd59977 | 2450 | { |
197ac94e | 2451 | Standard_Boolean wasUpdateEnabled = SetImmediateUpdate (Standard_False); |
7fd59977 | 2452 | |
197ac94e | 2453 | // zoom |
2454 | Standard_Real aDxy = Standard_Real ((theMouseEndX + theMouseEndY) - (theMouseStartX + theMouseStartY)); | |
2455 | Standard_Real aDZoom = Abs (aDxy) / 100.0 + 1.0; | |
2456 | aDZoom = (aDxy > 0.0) ? aDZoom : 1.0 / aDZoom; | |
7fd59977 | 2457 | |
197ac94e | 2458 | V3d_BadValue_Raise_if (aDZoom <= 0.0, "V3d_View::ZoomAtPoint, bad coefficient"); |
7fd59977 | 2459 | |
c357e426 | 2460 | Handle(Graphic3d_Camera) aCamera = Camera(); |
2461 | ||
2462 | Standard_Real aViewWidth = aCamera->ViewDimensions().X(); | |
2463 | Standard_Real aViewHeight = aCamera->ViewDimensions().Y(); | |
7fd59977 | 2464 | |
197ac94e | 2465 | // ensure that zoom will not be too small or too big. |
2466 | Standard_Real aCoef = aDZoom; | |
2467 | if (aViewWidth < aCoef * Precision::Confusion()) | |
2468 | { | |
2469 | aCoef = aViewWidth / Precision::Confusion(); | |
2470 | } | |
2471 | else if (aViewWidth > aCoef * 1e12) | |
2472 | { | |
2473 | aCoef = aViewWidth / 1e12; | |
2474 | } | |
2475 | if (aViewHeight < aCoef * Precision::Confusion()) | |
2476 | { | |
2477 | aCoef = aViewHeight / Precision::Confusion(); | |
2478 | } | |
2479 | else if (aViewHeight > aCoef * 1e12) | |
2480 | { | |
2481 | aCoef = aViewHeight / 1e12; | |
2482 | } | |
7fd59977 | 2483 | |
197ac94e | 2484 | Standard_Real aZoomAtPointXv = 0.0; |
2485 | Standard_Real aZoomAtPointYv = 0.0; | |
2486 | Convert (MyZoomAtPointX, MyZoomAtPointY, aZoomAtPointXv, aZoomAtPointYv); | |
7fd59977 | 2487 | |
ee2be2a8 | 2488 | Standard_Real aDxv = aZoomAtPointXv / aCoef; |
2489 | Standard_Real aDyv = aZoomAtPointYv / aCoef; | |
7fd59977 | 2490 | |
c357e426 | 2491 | aCamera->SetScale (aCamera->Scale() / aCoef); |
2492 | Translate (aCamera, aZoomAtPointXv - aDxv, aZoomAtPointYv - aDyv); | |
b5ac8292 | 2493 | |
c357e426 | 2494 | AutoZFit(); |
b5ac8292 | 2495 | |
197ac94e | 2496 | SetImmediateUpdate (wasUpdateEnabled); |
7fd59977 | 2497 | |
197ac94e | 2498 | ImmediateUpdate(); |
7fd59977 | 2499 | } |
2500 | ||
197ac94e | 2501 | //============================================================================= |
2502 | //function : AxialScale | |
2503 | //purpose : | |
2504 | //============================================================================= | |
7fd59977 | 2505 | void V3d_View::AxialScale (const Standard_Integer Dx, |
2506 | const Standard_Integer Dy, | |
2507 | const V3d_TypeOfAxe Axis) | |
2508 | { | |
2509 | if( Dx != 0. || Dy != 0. ) { | |
2510 | Standard_Real Sx, Sy, Sz; | |
2511 | AxialScale( Sx, Sy, Sz ); | |
2512 | Standard_Real dscale = Sqrt(Dx*Dx + Dy*Dy) / 100. + 1; | |
2513 | dscale = (Dx > 0) ? dscale : 1./dscale; | |
2514 | if( Axis == V3d_X ) Sx = dscale; | |
2515 | if( Axis == V3d_Y ) Sy = dscale; | |
2516 | if( Axis == V3d_Z ) Sz = dscale; | |
2517 | SetAxialScale( Sx, Sy, Sz ); | |
2518 | } | |
2519 | } | |
2520 | ||
197ac94e | 2521 | //============================================================================= |
2522 | //function : FitAll | |
2523 | //purpose : | |
2524 | //============================================================================= | |
434ffc09 | 2525 | void V3d_View::FitAll(const Standard_Real theXmin, |
2526 | const Standard_Real theYmin, | |
2527 | const Standard_Real theXmax, | |
2528 | const Standard_Real theYmax) | |
7fd59977 | 2529 | { |
434ffc09 | 2530 | Handle(Graphic3d_Camera) aCamera = Camera(); |
2531 | Standard_Real anAspect = aCamera->Aspect(); | |
7fd59977 | 2532 | |
434ffc09 | 2533 | Standard_Real aFitSizeU = Abs (theXmax - theXmin); |
2534 | Standard_Real aFitSizeV = Abs (theYmax - theYmin); | |
197ac94e | 2535 | Standard_Real aFitAspect = aFitSizeU / aFitSizeV; |
434ffc09 | 2536 | if (aFitAspect >= anAspect) |
197ac94e | 2537 | { |
434ffc09 | 2538 | aFitSizeV = aFitSizeU / anAspect; |
197ac94e | 2539 | } |
2540 | else | |
2541 | { | |
434ffc09 | 2542 | aFitSizeU = aFitSizeV * anAspect; |
197ac94e | 2543 | } |
b5ac8292 | 2544 | |
434ffc09 | 2545 | Translate (aCamera, (theXmin + theXmax) * 0.5, (theYmin + theYmax) * 0.5); |
c357e426 | 2546 | Scale (aCamera, aFitSizeU, aFitSizeV); |
2547 | ||
2548 | AutoZFit(); | |
7fd59977 | 2549 | |
197ac94e | 2550 | ImmediateUpdate(); |
7fd59977 | 2551 | } |
2552 | ||
197ac94e | 2553 | //============================================================================= |
2554 | //function : StartRotation | |
2555 | //purpose : | |
2556 | //============================================================================= | |
7fd59977 | 2557 | void V3d_View::StartRotation(const Standard_Integer X, |
2558 | const Standard_Integer Y, | |
ee2be2a8 | 2559 | const Standard_Real zRotationThreshold) |
7fd59977 | 2560 | { |
7fd59977 | 2561 | sx = X; sy = Y; |
2562 | Standard_Real x,y; | |
2563 | Size(x,y); | |
2564 | rx = Standard_Real(Convert(x)); | |
2565 | ry = Standard_Real(Convert(y)); | |
49582f9d | 2566 | myRotateGravity = GravityPoint(); |
2567 | Rotate (0.0, 0.0, 0.0, | |
2568 | myRotateGravity.X(), myRotateGravity.Y(), myRotateGravity.Z(), | |
2569 | Standard_True); | |
016e5959 | 2570 | myZRotation = Standard_False; |
7fd59977 | 2571 | if( zRotationThreshold > 0. ) { |
2572 | Standard_Real dx = Abs(sx - rx/2.); | |
2573 | Standard_Real dy = Abs(sy - ry/2.); | |
016e5959 | 2574 | // if( dx > rx/3. || dy > ry/3. ) myZRotation = Standard_True; |
7fd59977 | 2575 | Standard_Real dd = zRotationThreshold * (rx + ry)/2.; |
016e5959 | 2576 | if( dx > dd || dy > dd ) myZRotation = Standard_True; |
7fd59977 | 2577 | } |
7fd59977 | 2578 | |
2579 | } | |
2580 | ||
197ac94e | 2581 | //============================================================================= |
2582 | //function : Rotation | |
2583 | //purpose : | |
2584 | //============================================================================= | |
7fd59977 | 2585 | void V3d_View::Rotation(const Standard_Integer X, |
2586 | const Standard_Integer Y) | |
2587 | { | |
7fd59977 | 2588 | if( rx == 0. || ry == 0. ) { |
2589 | StartRotation(X,Y); | |
2590 | return; | |
2591 | } | |
7fd59977 | 2592 | Standard_Real dx=0.,dy=0.,dz=0.; |
016e5959 | 2593 | if( myZRotation ) { |
7fd59977 | 2594 | dz = atan2(Standard_Real(X)-rx/2., ry/2.-Standard_Real(Y)) - |
2595 | atan2(sx-rx/2.,ry/2.-sy); | |
2596 | } else { | |
c6541a0c D |
2597 | dx = (Standard_Real(X) - sx) * M_PI / rx; |
2598 | dy = (sy - Standard_Real(Y)) * M_PI / ry; | |
7fd59977 | 2599 | } |
b12a3e54 | 2600 | |
49582f9d | 2601 | Rotate (dx, dy, dz, |
2602 | myRotateGravity.X(), myRotateGravity.Y(), myRotateGravity.Z(), | |
2603 | Standard_False); | |
7fd59977 | 2604 | } |
2605 | ||
197ac94e | 2606 | //============================================================================= |
2607 | //function : SetComputedMode | |
2608 | //purpose : | |
2609 | //============================================================================= | |
c357e426 | 2610 | void V3d_View::SetComputedMode (const Standard_Boolean theMode) |
7fd59977 | 2611 | { |
c357e426 | 2612 | if (theMode) |
197ac94e | 2613 | { |
2614 | if (myComputedMode) | |
2615 | { | |
c357e426 | 2616 | myView->SetComputedMode (Standard_True); |
7fd59977 | 2617 | } |
c357e426 | 2618 | } |
2619 | else | |
197ac94e | 2620 | { |
c357e426 | 2621 | myView->SetComputedMode (Standard_False); |
7fd59977 | 2622 | } |
b8ddfc2f | 2623 | } |
7fd59977 | 2624 | |
197ac94e | 2625 | //============================================================================= |
2626 | //function : ComputedMode | |
2627 | //purpose : | |
2628 | //============================================================================= | |
2629 | Standard_Boolean V3d_View::ComputedMode() const | |
7fd59977 | 2630 | { |
c357e426 | 2631 | return myView->ComputedMode(); |
b8ddfc2f | 2632 | } |
7fd59977 | 2633 | |
197ac94e | 2634 | //============================================================================= |
2635 | //function : SetBackFacingModel | |
2636 | //purpose : | |
2637 | //============================================================================= | |
c357e426 | 2638 | void V3d_View::SetBackFacingModel (const V3d_TypeOfBackfacingModel theModel) |
7fd59977 | 2639 | { |
c357e426 | 2640 | myView->SetBackfacingModel (static_cast<Graphic3d_TypeOfBackfacingModel> (theModel)); |
7fd59977 | 2641 | Redraw(); |
b8ddfc2f | 2642 | } |
7fd59977 | 2643 | |
197ac94e | 2644 | //============================================================================= |
2645 | //function : BackFacingModel | |
2646 | //purpose : | |
2647 | //============================================================================= | |
2648 | V3d_TypeOfBackfacingModel V3d_View::BackFacingModel() const | |
b8ddfc2f | 2649 | { |
c357e426 | 2650 | return static_cast<V3d_TypeOfBackfacingModel> (myView->BackfacingModel()); |
b8ddfc2f | 2651 | } |
7fd59977 | 2652 | |
c357e426 | 2653 | //============================================================================= |
2654 | //function : Init | |
2655 | //purpose : | |
2656 | //============================================================================= | |
b8ddfc2f | 2657 | void V3d_View::Init() |
2658 | { | |
7fd59977 | 2659 | myComputedMode = MyViewer->ComputedMode(); |
c357e426 | 2660 | if (!myComputedMode || !MyViewer->DefaultComputedMode()) |
2661 | { | |
2662 | SetComputedMode (Standard_False); | |
7fd59977 | 2663 | } |
7fd59977 | 2664 | } |
2665 | ||
197ac94e | 2666 | //============================================================================= |
2667 | //function : Dump | |
2668 | //purpose : | |
2669 | //============================================================================= | |
692613e5 | 2670 | Standard_Boolean V3d_View::Dump (const Standard_CString theFile, |
2671 | const Graphic3d_BufferType& theBufferType) | |
7fd59977 | 2672 | { |
2673 | Standard_Integer aWinWidth, aWinHeight; | |
2674 | MyWindow->Size (aWinWidth, aWinHeight); | |
692613e5 | 2675 | Image_AlienPixMap anImage; |
b5ac8292 | 2676 | |
692613e5 | 2677 | return ToPixMap (anImage, aWinWidth, aWinHeight, theBufferType) && anImage.Save (theFile); |
7fd59977 | 2678 | } |
2679 | ||
197ac94e | 2680 | //============================================================================= |
2681 | //function : ToPixMap | |
2682 | //purpose : | |
2683 | //============================================================================= | |
692613e5 | 2684 | Standard_Boolean V3d_View::ToPixMap (Image_PixMap& theImage, |
3bffef55 | 2685 | const V3d_ImageDumpOptions& theParams) |
7fd59977 | 2686 | { |
3bffef55 | 2687 | Graphic3d_Vec2i aTargetSize (theParams.Width, theParams.Height); |
2688 | if (aTargetSize.x() != 0 | |
2689 | && aTargetSize.y() != 0) | |
2690 | { | |
2691 | // allocate image buffer for dumping | |
2692 | if (theImage.IsEmpty() | |
2693 | || theImage.SizeX() != Standard_Size(aTargetSize.x()) | |
2694 | || theImage.SizeY() != Standard_Size(aTargetSize.y())) | |
2695 | { | |
dc858f4c | 2696 | Image_Format aFormat = Image_Format_UNKNOWN; |
3bffef55 | 2697 | switch (theParams.BufferType) |
2698 | { | |
38d90bb3 | 2699 | case Graphic3d_BT_RGB: aFormat = Image_Format_RGB; break; |
2700 | case Graphic3d_BT_RGBA: aFormat = Image_Format_RGBA; break; | |
2701 | case Graphic3d_BT_Depth: aFormat = Image_Format_GrayF; break; | |
2702 | case Graphic3d_BT_RGB_RayTraceHdrLeft: aFormat = Image_Format_RGBF; break; | |
3bffef55 | 2703 | } |
2704 | ||
2705 | if (!theImage.InitZero (aFormat, Standard_Size(aTargetSize.x()), Standard_Size(aTargetSize.y()))) | |
2706 | { | |
2707 | Message::DefaultMessenger()->Send (TCollection_AsciiString ("Fail to allocate an image ") + aTargetSize.x() + "x" + aTargetSize.y() | |
2708 | + " for view dump", Message_Fail); | |
2709 | return Standard_False; | |
2710 | } | |
2711 | } | |
2712 | } | |
2713 | if (theImage.IsEmpty()) | |
2714 | { | |
2715 | Message::DefaultMessenger()->Send (TCollection_AsciiString ("V3d_View::ToPixMap() has been called without image dimensions"), Message_Fail); | |
2716 | return Standard_False; | |
2717 | } | |
2718 | aTargetSize.x() = (Standard_Integer )theImage.SizeX(); | |
2719 | aTargetSize.y() = (Standard_Integer )theImage.SizeY(); | |
2720 | ||
b128c892 | 2721 | Handle(Standard_Transient) aFBOPtr; |
2722 | Handle(Standard_Transient) aPrevFBOPtr = myView->FBO(); | |
3bffef55 | 2723 | Graphic3d_Vec2i aFBOVPSize = aTargetSize; |
2724 | ||
2725 | bool isTiling = false; | |
2726 | if (theParams.TileSize > 0) | |
2727 | { | |
2728 | if (aFBOVPSize.x() > theParams.TileSize | |
2729 | || aFBOVPSize.y() > theParams.TileSize) | |
2730 | { | |
2731 | aFBOVPSize.x() = Min (aFBOVPSize.x(), theParams.TileSize); | |
2732 | aFBOVPSize.y() = Min (aFBOVPSize.y(), theParams.TileSize); | |
2733 | isTiling = true; | |
2734 | } | |
2735 | } | |
2736 | ||
2737 | Graphic3d_Vec2i aPrevFBOVPSize; | |
b128c892 | 2738 | if (!aPrevFBOPtr.IsNull()) |
7fd59977 | 2739 | { |
3bffef55 | 2740 | Graphic3d_Vec2i aPrevFBOSizeMax; |
c357e426 | 2741 | myView->FBOGetDimensions (aPrevFBOPtr, |
3bffef55 | 2742 | aPrevFBOVPSize.x(), aPrevFBOVPSize.y(), |
2743 | aPrevFBOSizeMax.x(), aPrevFBOSizeMax.y()); | |
2744 | if (aFBOVPSize.x() <= aPrevFBOSizeMax.x() | |
2745 | && aFBOVPSize.y() <= aPrevFBOSizeMax.y()) | |
7fd59977 | 2746 | { |
7fd59977 | 2747 | aFBOPtr = aPrevFBOPtr; |
2748 | } | |
2749 | } | |
2750 | ||
b128c892 | 2751 | if (aFBOPtr.IsNull()) |
7fd59977 | 2752 | { |
6997ff1c | 2753 | Standard_Integer aMaxTexSizeX = MyViewer->Driver()->InquireLimit (Graphic3d_TypeOfLimit_MaxViewDumpSizeX); |
2754 | Standard_Integer aMaxTexSizeY = MyViewer->Driver()->InquireLimit (Graphic3d_TypeOfLimit_MaxViewDumpSizeY); | |
2755 | if (theParams.TileSize > aMaxTexSizeX | |
2756 | || theParams.TileSize > aMaxTexSizeY) | |
85e096c3 | 2757 | { |
3bffef55 | 2758 | Message::DefaultMessenger()->Send (TCollection_AsciiString ("Image dump can not be performed - specified tile size (") |
6997ff1c | 2759 | + theParams.TileSize + ") exceeds hardware limits (" + aMaxTexSizeX + "x" + aMaxTexSizeY + ")", Message_Fail); |
3bffef55 | 2760 | return Standard_False; |
85e096c3 | 2761 | } |
3bffef55 | 2762 | |
6997ff1c | 2763 | if (aFBOVPSize.x() > aMaxTexSizeX |
2764 | || aFBOVPSize.y() > aMaxTexSizeY) | |
3bffef55 | 2765 | { |
6997ff1c | 2766 | if (MyViewer->Driver()->InquireLimit (Graphic3d_TypeOfLimit_IsWorkaroundFBO)) |
2767 | { | |
2768 | Message::DefaultMessenger ()->Send (TCollection_AsciiString ("Warning, workaround for Intel driver problem with empty FBO for images with big width is applyed."), Message_Warning); | |
2769 | } | |
2770 | Message::DefaultMessenger()->Send (TCollection_AsciiString ("Info, tiling image dump is used, image size (") | |
2771 | + aFBOVPSize.x() + "x" + aFBOVPSize.y() + ") exceeds hardware limits (" + aMaxTexSizeX + "x" + aMaxTexSizeY + ")", Message_Info); | |
2772 | aFBOVPSize.x() = Min (aFBOVPSize.x(), aMaxTexSizeX); | |
2773 | aFBOVPSize.y() = Min (aFBOVPSize.y(), aMaxTexSizeY); | |
3bffef55 | 2774 | isTiling = true; |
2775 | } | |
2776 | ||
2777 | // Try to create hardware accelerated buffer | |
2778 | aFBOPtr = myView->FBOCreate (aFBOVPSize.x(), aFBOVPSize.y()); | |
7fd59977 | 2779 | } |
c357e426 | 2780 | myView->SetFBO (aFBOPtr); |
7fd59977 | 2781 | |
b128c892 | 2782 | if (aFBOPtr.IsNull()) |
7fd59977 | 2783 | { |
3bffef55 | 2784 | // try to use on-screen buffer |
2785 | Graphic3d_Vec2i aWinSize; | |
2786 | MyWindow->Size (aWinSize.x(), aWinSize.y()); | |
2787 | if (aFBOVPSize.x() != aWinSize.x() | |
2788 | || aFBOVPSize.y() != aWinSize.y()) | |
7fd59977 | 2789 | { |
3bffef55 | 2790 | isTiling = true; |
7fd59977 | 2791 | } |
3bffef55 | 2792 | aFBOVPSize = aWinSize; |
2793 | ||
2794 | Message::DefaultMessenger()->Send (TCollection_AsciiString ("Warning, on screen buffer is used for image dump - content might be invalid"), Message_Warning); | |
7fd59977 | 2795 | } |
2796 | ||
3bffef55 | 2797 | // backup camera parameters |
b5ac8292 | 2798 | Handle(Graphic3d_Camera) aStoreMapping = new Graphic3d_Camera(); |
c357e426 | 2799 | Handle(Graphic3d_Camera) aCamera = Camera(); |
c357e426 | 2800 | aStoreMapping->Copy (aCamera); |
c357e426 | 2801 | if (aCamera->IsStereo()) |
b5ac8292 | 2802 | { |
3bffef55 | 2803 | switch (theParams.StereoOptions) |
b5ac8292 | 2804 | { |
f978241f | 2805 | case V3d_SDO_MONO: |
2806 | { | |
c357e426 | 2807 | aCamera->SetProjectionType (Graphic3d_Camera::Projection_Perspective); |
b5ac8292 | 2808 | break; |
f978241f | 2809 | } |
2810 | case V3d_SDO_LEFT_EYE: | |
2811 | { | |
c357e426 | 2812 | aCamera->SetProjectionType (Graphic3d_Camera::Projection_MonoLeftEye); |
b5ac8292 | 2813 | break; |
f978241f | 2814 | } |
2815 | case V3d_SDO_RIGHT_EYE: | |
2816 | { | |
c357e426 | 2817 | aCamera->SetProjectionType (Graphic3d_Camera::Projection_MonoRightEye); |
b5ac8292 | 2818 | break; |
f978241f | 2819 | } |
2820 | case V3d_SDO_BLENDED: | |
2821 | { | |
2822 | break; // dump as is | |
2823 | } | |
b5ac8292 | 2824 | } |
2825 | } | |
3bffef55 | 2826 | if (theParams.ToAdjustAspect) |
197ac94e | 2827 | { |
3bffef55 | 2828 | aCamera->SetAspect (Standard_Real(aTargetSize.x()) / Standard_Real(aTargetSize.y())); |
7fd59977 | 2829 | } |
3bffef55 | 2830 | AutoZFit(); |
7fd59977 | 2831 | |
3bffef55 | 2832 | // render immediate structures into back buffer rather than front |
2833 | const Standard_Boolean aPrevImmediateMode = myView->SetImmediateModeDrawToFront (Standard_False); | |
7fd59977 | 2834 | |
692613e5 | 2835 | Standard_Boolean isSuccess = Standard_True; |
3bffef55 | 2836 | if (!isTiling) |
7fd59977 | 2837 | { |
3bffef55 | 2838 | if (!aFBOPtr.IsNull()) |
692613e5 | 2839 | { |
3bffef55 | 2840 | myView->FBOChangeViewport (aFBOPtr, aTargetSize.x(), aTargetSize.y()); |
692613e5 | 2841 | } |
3bffef55 | 2842 | Redraw(); |
2843 | isSuccess = isSuccess && myView->BufferDump (theImage, theParams.BufferType); | |
2844 | } | |
2845 | else | |
2846 | { | |
2847 | Image_PixMap aTilePixMap; | |
2848 | aTilePixMap.SetTopDown (theImage.IsTopDown()); | |
692613e5 | 2849 | |
3bffef55 | 2850 | Graphic3d_Vec2i anOffset (0, 0); |
2851 | for (; anOffset.y() < aTargetSize.y(); anOffset.y() += aFBOVPSize.y()) | |
2852 | { | |
2853 | anOffset.x() = 0; | |
2854 | for (; anOffset.x() < aTargetSize.x(); anOffset.x() += aFBOVPSize.x()) | |
2855 | { | |
c8fe0e2d | 2856 | Graphic3d_CameraTile aTileUncropped; |
2857 | aTileUncropped.Offset = anOffset; | |
2858 | aTileUncropped.TotalSize = aTargetSize; | |
2859 | aTileUncropped.TileSize = aFBOVPSize; | |
2860 | const Graphic3d_CameraTile aTile = aTileUncropped.Cropped(); | |
3bffef55 | 2861 | if (aTile.TileSize.x() < 1 |
2862 | || aTile.TileSize.y() < 1) | |
2863 | { | |
2864 | continue; | |
2865 | } | |
2866 | ||
2867 | const Standard_Integer aLeft = aTile.Offset.x(); | |
2868 | Standard_Integer aBottom = aTile.Offset.y(); | |
2869 | if (theImage.IsTopDown()) | |
2870 | { | |
2871 | const Standard_Integer aTop = aTile.Offset.y() + aTile.TileSize.y(); | |
2872 | aBottom = aTargetSize.y() - aTop; | |
2873 | } | |
2874 | aTilePixMap.InitWrapper (theImage.Format(), theImage.ChangeData() | |
2875 | + theImage.SizeRowBytes() * aBottom + theImage.SizePixelBytes() * aLeft, | |
2876 | aTile.TileSize.x(), aTile.TileSize.y(), | |
2877 | theImage.SizeRowBytes()); | |
2878 | ||
3bffef55 | 2879 | if (!aFBOPtr.IsNull()) |
2880 | { | |
c8fe0e2d | 2881 | aCamera->SetTile (aTile); |
3bffef55 | 2882 | myView->FBOChangeViewport (aFBOPtr, aTile.TileSize.x(), aTile.TileSize.y()); |
2883 | } | |
c8fe0e2d | 2884 | else |
2885 | { | |
2886 | // no API to resize viewport of on-screen buffer - render uncropped | |
2887 | aCamera->SetTile (aTileUncropped); | |
2888 | } | |
3bffef55 | 2889 | Redraw(); |
2890 | isSuccess = isSuccess && myView->BufferDump (aTilePixMap, theParams.BufferType); | |
2891 | if (!isSuccess) | |
2892 | { | |
2893 | break; | |
2894 | } | |
2895 | } | |
2896 | if (!isSuccess) | |
2897 | { | |
2898 | break; | |
2899 | } | |
2900 | } | |
7fd59977 | 2901 | } |
2902 | ||
3bffef55 | 2903 | // restore state |
2904 | myView->SetImmediateModeDrawToFront (aPrevImmediateMode); | |
2905 | aCamera->Copy (aStoreMapping); | |
7fd59977 | 2906 | if (aFBOPtr != aPrevFBOPtr) |
2907 | { | |
c357e426 | 2908 | myView->FBORelease (aFBOPtr); |
7fd59977 | 2909 | } |
b128c892 | 2910 | else if (!aPrevFBOPtr.IsNull()) |
7fd59977 | 2911 | { |
3bffef55 | 2912 | myView->FBOChangeViewport (aPrevFBOPtr, aPrevFBOVPSize.x(), aPrevFBOVPSize.y()); |
7fd59977 | 2913 | } |
c357e426 | 2914 | myView->SetFBO (aPrevFBOPtr); |
692613e5 | 2915 | return isSuccess; |
7fd59977 | 2916 | } |
6942f04a | 2917 | |
c357e426 | 2918 | //============================================================================= |
2919 | //function : ImmediateUpdate | |
2920 | //purpose : | |
2921 | //============================================================================= | |
6942f04a | 2922 | void V3d_View::ImmediateUpdate() const |
2923 | { | |
c357e426 | 2924 | if (myImmediateUpdate) |
2925 | { | |
2926 | Update(); | |
2927 | } | |
6942f04a | 2928 | } |
2929 | ||
c357e426 | 2930 | //============================================================================= |
2931 | //function : SetImmediateUpdate | |
2932 | //purpose : | |
2933 | //============================================================================= | |
6942f04a | 2934 | Standard_Boolean V3d_View::SetImmediateUpdate (const Standard_Boolean theImmediateUpdate) |
2935 | { | |
2936 | Standard_Boolean aPreviousMode = myImmediateUpdate; | |
2937 | myImmediateUpdate = theImmediateUpdate; | |
2938 | return aPreviousMode; | |
2939 | } | |
b5ac8292 | 2940 | |
2941 | // ======================================================================= | |
2942 | // function : SetCamera | |
2943 | // purpose : | |
2944 | // ======================================================================= | |
2945 | void V3d_View::SetCamera (const Handle(Graphic3d_Camera)& theCamera) | |
2946 | { | |
c357e426 | 2947 | myView->SetCamera (theCamera); |
197ac94e | 2948 | |
c357e426 | 2949 | ImmediateUpdate(); |
b5ac8292 | 2950 | } |
2951 | ||
2952 | // ======================================================================= | |
2953 | // function : GetCamera | |
2954 | // purpose : | |
2955 | // ======================================================================= | |
197ac94e | 2956 | const Handle(Graphic3d_Camera)& V3d_View::Camera() const |
b5ac8292 | 2957 | { |
c357e426 | 2958 | return myView->Camera(); |
b5ac8292 | 2959 | } |
2960 | ||
2961 | // ======================================================================= | |
197ac94e | 2962 | // function : FitMinMax |
2963 | // purpose : Internal | |
b5ac8292 | 2964 | // ======================================================================= |
197ac94e | 2965 | Standard_Boolean V3d_View::FitMinMax (const Handle(Graphic3d_Camera)& theCamera, |
ed063270 | 2966 | const Bnd_Box& theBox, |
197ac94e | 2967 | const Standard_Real theMargin, |
2968 | const Standard_Real theResolution, | |
2969 | const Standard_Boolean theToEnlargeIfLine) const | |
2970 | { | |
2971 | // Check bounding box for validness | |
ed063270 | 2972 | if (theBox.IsVoid()) |
b5ac8292 | 2973 | { |
197ac94e | 2974 | return Standard_False; // bounding box is out of bounds... |
2975 | } | |
2976 | ||
2977 | // Apply "axial scaling" to the bounding points. | |
2978 | // It is not the best approach to make this scaling as a part of fit all operation, | |
2979 | // but the axial scale is integrated into camera orientation matrix and the other | |
2980 | // option is to perform frustum plane adjustment algorithm in view camera space, | |
2981 | // which will lead to a number of additional world-view space conversions and | |
2982 | // loosing precision as well. | |
ab1c121b | 2983 | gp_Pnt aBndMin = theBox.CornerMin().XYZ().Multiplied (theCamera->AxialScale()); |
2984 | gp_Pnt aBndMax = theBox.CornerMax().XYZ().Multiplied (theCamera->AxialScale()); | |
2985 | ||
2986 | if (aBndMax.IsEqual (aBndMin, RealEpsilon())) | |
b5ac8292 | 2987 | { |
197ac94e | 2988 | return Standard_False; // nothing to fit all |
2989 | } | |
2990 | ||
ab1c121b | 2991 | // Prepare camera frustum planes. |
2992 | NCollection_Array1<gp_Pln> aFrustumPlane (1, 6); | |
2993 | theCamera->Frustum (aFrustumPlane.ChangeValue (1), | |
2994 | aFrustumPlane.ChangeValue (2), | |
2995 | aFrustumPlane.ChangeValue (3), | |
2996 | aFrustumPlane.ChangeValue (4), | |
2997 | aFrustumPlane.ChangeValue (5), | |
2998 | aFrustumPlane.ChangeValue (6)); | |
197ac94e | 2999 | |
ab1c121b | 3000 | // Prepare camera up, side, direction vectors. |
197ac94e | 3001 | gp_Dir aCamUp = theCamera->OrthogonalizedUp(); |
3002 | gp_Dir aCamDir = theCamera->Direction(); | |
3003 | gp_Dir aCamSide = aCamDir ^ aCamUp; | |
3004 | ||
ab1c121b | 3005 | // Prepare scene bounding box parameters. |
3006 | gp_Pnt aBndCenter = (aBndMin.XYZ() + aBndMax.XYZ()) / 2.0; | |
3007 | ||
3008 | NCollection_Array1<gp_Pnt> aBndCorner (1, 8); | |
3009 | aBndCorner.ChangeValue (1) = gp_Pnt (aBndMin.X(), aBndMin.Y(), aBndMin.Z()); | |
3010 | aBndCorner.ChangeValue (2) = gp_Pnt (aBndMin.X(), aBndMin.Y(), aBndMax.Z()); | |
3011 | aBndCorner.ChangeValue (3) = gp_Pnt (aBndMin.X(), aBndMax.Y(), aBndMin.Z()); | |
3012 | aBndCorner.ChangeValue (4) = gp_Pnt (aBndMin.X(), aBndMax.Y(), aBndMax.Z()); | |
3013 | aBndCorner.ChangeValue (5) = gp_Pnt (aBndMax.X(), aBndMin.Y(), aBndMin.Z()); | |
3014 | aBndCorner.ChangeValue (6) = gp_Pnt (aBndMax.X(), aBndMin.Y(), aBndMax.Z()); | |
3015 | aBndCorner.ChangeValue (7) = gp_Pnt (aBndMax.X(), aBndMax.Y(), aBndMin.Z()); | |
3016 | aBndCorner.ChangeValue (8) = gp_Pnt (aBndMax.X(), aBndMax.Y(), aBndMax.Z()); | |
3017 | ||
197ac94e | 3018 | // Perspective-correct camera projection vector, matching the bounding box is determined geometrically. |
3019 | // Knowing the initial shape of a frustum it is possible to match it to a bounding box. | |
3020 | // Then, knowing the relation of camera projection vector to the frustum shape it is possible to | |
3021 | // set up perspective-correct camera projection matching the bounding box. | |
3022 | // These steps support non-asymmetric transformations of view-projection space provided by camera. | |
3023 | // The zooming can be done by calculating view plane size matching the bounding box at center of | |
3024 | // the bounding box. The only limitation here is that the scale of camera should define size of | |
3025 | // its view plane passing through the camera center, and the center of camera should be on the | |
3026 | // same line with the center of bounding box. | |
3027 | ||
3028 | // The following method is applied: | |
3029 | // 1) Determine normalized asymmetry of camera projection vector by frustum planes. | |
3030 | // 2) Determine new location of frustum planes, "matching" the bounding box. | |
3031 | // 3) Determine new camera projection vector using the normalized asymmetry. | |
3032 | // 4) Determine new zooming in view space. | |
3033 | ||
ab1c121b | 3034 | // 1. Determine normalized projection asymmetry (if any). |
bf02aa7d | 3035 | Standard_Real anAssymX = Tan (( aCamSide).Angle (aFrustumPlane (1).Axis().Direction())) |
3036 | - Tan ((-aCamSide).Angle (aFrustumPlane (2).Axis().Direction())); | |
3037 | Standard_Real anAssymY = Tan (( aCamUp) .Angle (aFrustumPlane (3).Axis().Direction())) | |
3038 | - Tan ((-aCamUp) .Angle (aFrustumPlane (4).Axis().Direction())); | |
ab1c121b | 3039 | |
3040 | // 2. Determine how far should be the frustum planes placed from center | |
3041 | // of bounding box, in order to match the bounding box closely. | |
3042 | NCollection_Array1<Standard_Real> aFitDistance (1, 6); | |
3043 | aFitDistance.ChangeValue (1) = 0.0; | |
3044 | aFitDistance.ChangeValue (2) = 0.0; | |
3045 | aFitDistance.ChangeValue (3) = 0.0; | |
3046 | aFitDistance.ChangeValue (4) = 0.0; | |
3047 | aFitDistance.ChangeValue (5) = 0.0; | |
3048 | aFitDistance.ChangeValue (6) = 0.0; | |
3049 | ||
3050 | for (Standard_Integer anI = aFrustumPlane.Lower(); anI <= aFrustumPlane.Upper(); ++anI) | |
197ac94e | 3051 | { |
ab1c121b | 3052 | // Measure distances from center of bounding box to its corners towards the frustum plane. |
3053 | const gp_Dir& aPlaneN = aFrustumPlane.ChangeValue (anI).Axis().Direction(); | |
197ac94e | 3054 | |
ab1c121b | 3055 | Standard_Real& aFitDist = aFitDistance.ChangeValue (anI); |
197ac94e | 3056 | |
ab1c121b | 3057 | for (Standard_Integer aJ = aBndCorner.Lower(); aJ <= aBndCorner.Upper(); ++aJ) |
3058 | { | |
3059 | aFitDist = Max (aFitDist, gp_Vec (aBndCenter, aBndCorner (aJ)).Dot (aPlaneN)); | |
3060 | } | |
197ac94e | 3061 | } |
3062 | // The center of camera is placed on the same line with center of bounding box. | |
3063 | // The view plane section crosses the bounding box at its center. | |
3064 | // To compute view plane size, evaluate coefficients converting "point -> plane distance" | |
3065 | // into view section size between the point and the frustum plane. | |
3066 | // proj | |
3067 | // /|\ right half of frame // | |
3068 | // | // | |
3069 | // point o<-- distance * coeff -->//---- (view plane section) | |
3070 | // \ // | |
3071 | // (distance) // | |
3072 | // ~ // | |
3073 | // (distance) // | |
3074 | // \/\// | |
3075 | // \// | |
3076 | // // | |
3077 | // (frustum plane) | |
bf02aa7d | 3078 | aFitDistance.ChangeValue (1) *= Sqrt(1 + Pow (Tan ( aCamSide .Angle (aFrustumPlane (1).Axis().Direction())), 2.0)); |
3079 | aFitDistance.ChangeValue (2) *= Sqrt(1 + Pow (Tan ((-aCamSide).Angle (aFrustumPlane (2).Axis().Direction())), 2.0)); | |
3080 | aFitDistance.ChangeValue (3) *= Sqrt(1 + Pow (Tan ( aCamUp .Angle (aFrustumPlane (3).Axis().Direction())), 2.0)); | |
3081 | aFitDistance.ChangeValue (4) *= Sqrt(1 + Pow (Tan ((-aCamUp) .Angle (aFrustumPlane (4).Axis().Direction())), 2.0)); | |
3082 | aFitDistance.ChangeValue (5) *= Sqrt(1 + Pow (Tan ( aCamDir .Angle (aFrustumPlane (5).Axis().Direction())), 2.0)); | |
3083 | aFitDistance.ChangeValue (6) *= Sqrt(1 + Pow (Tan ((-aCamDir) .Angle (aFrustumPlane (6).Axis().Direction())), 2.0)); | |
ab1c121b | 3084 | |
3085 | Standard_Real aViewSizeXv = aFitDistance (1) + aFitDistance (2); | |
3086 | Standard_Real aViewSizeYv = aFitDistance (3) + aFitDistance (4); | |
3087 | Standard_Real aViewSizeZv = aFitDistance (5) + aFitDistance (6); | |
3088 | ||
3089 | // 3. Place center of camera on the same line with center of bounding | |
3090 | // box applying corresponding projection asymmetry (if any). | |
197ac94e | 3091 | Standard_Real anAssymXv = anAssymX * aViewSizeXv * 0.5; |
3092 | Standard_Real anAssymYv = anAssymY * aViewSizeYv * 0.5; | |
ab1c121b | 3093 | Standard_Real anOffsetXv = (aFitDistance (2) - aFitDistance (1)) * 0.5 + anAssymXv; |
3094 | Standard_Real anOffsetYv = (aFitDistance (4) - aFitDistance (3)) * 0.5 + anAssymYv; | |
197ac94e | 3095 | gp_Vec aTranslateSide = gp_Vec (aCamSide) * anOffsetXv; |
3096 | gp_Vec aTranslateUp = gp_Vec (aCamUp) * anOffsetYv; | |
ab1c121b | 3097 | gp_Pnt aCamNewCenter = aBndCenter.Translated (aTranslateSide).Translated (aTranslateUp); |
197ac94e | 3098 | |
3099 | gp_Trsf aCenterTrsf; | |
ab1c121b | 3100 | aCenterTrsf.SetTranslation (theCamera->Center(), aCamNewCenter); |
197ac94e | 3101 | theCamera->Transform (aCenterTrsf); |
ab1c121b | 3102 | theCamera->SetDistance (aFitDistance (6) + aFitDistance (5)); |
197ac94e | 3103 | |
3104 | // Bounding box collapses to a point or thin line going in depth of the screen | |
3105 | if (aViewSizeXv < theResolution && aViewSizeYv < theResolution) | |
b5ac8292 | 3106 | { |
197ac94e | 3107 | if (aViewSizeXv < theResolution || !theToEnlargeIfLine) |
3108 | { | |
3109 | return Standard_True; // This is just one point or line and zooming has no effect. | |
3110 | } | |
3111 | ||
3112 | // Looking along line and "theToEnlargeIfLine" is requested. | |
3113 | // Fit view to see whole scene on rotation. | |
3114 | aViewSizeXv = aViewSizeZv; | |
3115 | aViewSizeYv = aViewSizeZv; | |
b5ac8292 | 3116 | } |
3117 | ||
50d06d8f | 3118 | Scale (theCamera, aViewSizeXv, aViewSizeYv); |
3119 | ||
3120 | const Standard_Real aZoomCoef = myView->ConsiderZoomPersistenceObjects(); | |
3121 | ||
3122 | Scale (theCamera, theCamera->ViewDimensions().X() * (aZoomCoef + theMargin), theCamera->ViewDimensions().Y() * (aZoomCoef + theMargin)); | |
b5ac8292 | 3123 | |
197ac94e | 3124 | return Standard_True; |
b5ac8292 | 3125 | } |
3126 | ||
3127 | // ======================================================================= | |
197ac94e | 3128 | // function : Scale |
3129 | // purpose : Internal | |
b5ac8292 | 3130 | // ======================================================================= |
197ac94e | 3131 | void V3d_View::Scale (const Handle(Graphic3d_Camera)& theCamera, |
3132 | const Standard_Real theSizeXv, | |
3133 | const Standard_Real theSizeYv) const | |
b5ac8292 | 3134 | { |
197ac94e | 3135 | Standard_Real anAspect = theCamera->Aspect(); |
ab1c121b | 3136 | if (anAspect > 1.0) |
3137 | { | |
3138 | theCamera->SetScale (Max (theSizeXv / anAspect, theSizeYv)); | |
3139 | } | |
3140 | else | |
3141 | { | |
3142 | theCamera->SetScale (Max (theSizeXv, theSizeYv * anAspect)); | |
3143 | } | |
b5ac8292 | 3144 | } |
3145 | ||
3146 | // ======================================================================= | |
197ac94e | 3147 | // function : Translate |
3148 | // purpose : Internal | |
b5ac8292 | 3149 | // ======================================================================= |
197ac94e | 3150 | void V3d_View::Translate (const Handle(Graphic3d_Camera)& theCamera, |
3151 | const Standard_Real theDXv, | |
3152 | const Standard_Real theDYv) const | |
3153 | { | |
3154 | const gp_Pnt& aCenter = theCamera->Center(); | |
3155 | const gp_Dir& aDir = theCamera->Direction(); | |
3156 | const gp_Dir& anUp = theCamera->Up(); | |
3157 | gp_Ax3 aCameraCS (aCenter, aDir.Reversed(), aDir ^ anUp); | |
3158 | ||
3159 | gp_Vec aCameraPanXv = gp_Vec (aCameraCS.XDirection()) * theDXv; | |
3160 | gp_Vec aCameraPanYv = gp_Vec (aCameraCS.YDirection()) * theDYv; | |
3161 | gp_Vec aCameraPan = aCameraPanXv + aCameraPanYv; | |
3162 | gp_Trsf aPanTrsf; | |
3163 | aPanTrsf.SetTranslation (aCameraPan); | |
3164 | ||
3165 | theCamera->Transform (aPanTrsf); | |
b5ac8292 | 3166 | } |
b7cd4ba7 | 3167 | |
3168 | // ======================================================================= | |
26d9c835 | 3169 | // function : DiagnosticInformation |
3170 | // purpose : | |
3171 | // ======================================================================= | |
3172 | void V3d_View::DiagnosticInformation (TColStd_IndexedDataMapOfStringString& theDict, | |
3173 | Graphic3d_DiagnosticInfo theFlags) const | |
3174 | { | |
3175 | myView->DiagnosticInformation (theDict, theFlags); | |
3176 | } | |
ebc369da | 3177 | |
79b544e6 | 3178 | //======================================================================= |
3179 | //function : StatisticInformation | |
3180 | //purpose : | |
3181 | //======================================================================= | |
3182 | void V3d_View::StatisticInformation (TColStd_IndexedDataMapOfStringString& theDict) const | |
3183 | { | |
3184 | myView->StatisticInformation (theDict); | |
3185 | } | |
3186 | ||
3187 | // ======================================================================= | |
3188 | // function : StatisticInformation | |
3189 | // purpose : | |
3190 | // ======================================================================= | |
3191 | TCollection_AsciiString V3d_View::StatisticInformation() const | |
3192 | { | |
3193 | return myView->StatisticInformation(); | |
3194 | } | |
3195 | ||
ebc369da | 3196 | //============================================================================= |
3197 | //function : RenderingParams | |
3198 | //purpose : | |
3199 | //============================================================================= | |
3200 | const Graphic3d_RenderingParams& V3d_View::RenderingParams() const | |
3201 | { | |
3202 | return myView->RenderingParams(); | |
3203 | } | |
3204 | ||
3205 | //============================================================================= | |
3206 | //function : ChangeRenderingParams | |
3207 | //purpose : | |
3208 | //============================================================================= | |
3209 | Graphic3d_RenderingParams& V3d_View::ChangeRenderingParams() | |
3210 | { | |
3211 | return myView->ChangeRenderingParams(); | |
3212 | } |