0027750: Visualization, V3d_View - remove unused functionality ZClipping and ZCueing
[occt.git] / src / Graphic3d / Graphic3d_CView.hxx
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c357e426 1// Copyright (c) 2015 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
7fd59977 14#ifndef _Graphic3d_CView_HeaderFile
15#define _Graphic3d_CView_HeaderFile
16
c357e426 17#include <Aspect_Handle.hxx>
18#include <Aspect_PrintAlgo.hxx>
19#include <Aspect_RenderingContext.hxx>
20#include <Aspect_TypeOfTriedronEcho.hxx>
21#include <Aspect_TypeOfTriedronPosition.hxx>
22#include <Aspect_TypeOfUpdate.hxx>
23#include <Aspect_Window.hxx>
24#include <Graphic3d_BufferType.hxx>
b5ac8292 25#include <Graphic3d_Camera.hxx>
12381341 26#include <Graphic3d_CLight.hxx>
c357e426 27#include <Graphic3d_CStructure.hxx>
28#include <Graphic3d_DataStructureManager.hxx>
29#include <Graphic3d_ExportFormat.hxx>
30#include <Graphic3d_GraduatedTrihedron.hxx>
31#include <Graphic3d_MapOfStructure.hxx>
32#include <Graphic3d_NMapOfTransient.hxx>
c357e426 33#include <Graphic3d_RenderingParams.hxx>
51b10cd4 34#include <Graphic3d_SequenceOfHClipPlane.hxx>
c357e426 35#include <Graphic3d_SequenceOfStructure.hxx>
36#include <Graphic3d_SortType.hxx>
37#include <Graphic3d_Structure.hxx>
c357e426 38#include <Graphic3d_TextureEnv.hxx>
39#include <Graphic3d_TypeOfAnswer.hxx>
40#include <Graphic3d_TypeOfBackfacingModel.hxx>
41#include <Graphic3d_TypeOfShadingModel.hxx>
c357e426 42#include <Graphic3d_TypeOfVisualization.hxx>
43#include <Graphic3d_Vec3.hxx>
44#include <Graphic3d_ZLayerId.hxx>
45#include <Graphic3d_ZLayerSettings.hxx>
46#include <Image_PixMap.hxx>
47#include <Quantity_NameOfColor.hxx>
48#include <Standard_Address.hxx>
49#include <Standard_Transient.hxx>
50
51class Graphic3d_CView;
52class Graphic3d_GraphicDriver;
53class Graphic3d_StructureManager;
54
55DEFINE_STANDARD_HANDLE (Graphic3d_CView, Graphic3d_DataStructureManager)
56
57//! Base class of a graphical view that carries out rendering process for a concrete
58//! implementation of graphical driver. Provides virtual interfaces for redrawing its
59//! contents, management of displayed structures and render settings. The source code
60//! of the class itself implements functionality related to management of
61//! computed (HLR or "view-dependent") structures.
62class Graphic3d_CView : public Graphic3d_DataStructureManager
bf75be98 63{
bf75be98 64public:
65
c357e426 66 //! Constructor.
67 Standard_EXPORT Graphic3d_CView (const Handle(Graphic3d_StructureManager)& theMgr);
68
69 //! Destructor.
70 Standard_EXPORT virtual ~Graphic3d_CView();
71
72 //! Returns the identification number of the view.
73 Standard_Integer Identification() const { return myId; }
74
75 //! Activates the view. Map the associated window on the screen and post the view in this window.
76 //! Warning: Raises ViewDefinitionError if the associated window isn't defined.
77 Standard_EXPORT virtual void Activate();
78
79 //! Deactivates the view. Unmap the associated window on the screen and unpost the view in this window.
80 //! Warning: Raises ViewDefinitionError if the associated window isn't defined.
81 Standard_EXPORT virtual void Deactivate();
82
83 //! Returns the activity flag of the view.
84 Standard_Boolean IsActive() const { return myIsActive; }
85
86 //! Erases the view and removes from graphic driver.
87 //! No more graphic operations are allowed in this view after the call.
88 Standard_EXPORT virtual void Remove();
89
90 //! Returns true if the view was removed.
91 Standard_Boolean IsRemoved() const { return myIsRemoved; }
bf75be98 92
93public:
94
c357e426 95 //! Returns visualization type of the view.
96 Graphic3d_TypeOfVisualization VisualizationType() const { return myVisualization; }
bf75be98 97
c357e426 98 //! Sets visualization type of the view.
99 void SetVisualizationType (const Graphic3d_TypeOfVisualization theType) { myVisualization = theType; }
bf75be98 100
c357e426 101 //! Switches computed HLR mode in the view
102 Standard_EXPORT void SetComputedMode (const Standard_Boolean theMode);
bf75be98 103
c357e426 104 //! Returns the computed HLR mode state
105 Standard_Boolean ComputedMode() const { return myIsInComputedMode; }
bf75be98 106
c357e426 107 //! Computes the new presentation of the structure displayed in this view with the type Graphic3d_TOS_COMPUTED.
108 Standard_EXPORT void ReCompute (const Handle(Graphic3d_Structure)& theStructure);
bf75be98 109
50d06d8f 110 //! Updates screen in function of modifications of the structures
111 //! and invalidates bounding box of specified ZLayerId.
112 Standard_EXPORT void Update (const Aspect_TypeOfUpdate theUpdateMode,
113 const Graphic3d_ZLayerId theLayerId = Graphic3d_ZLayerId_UNKNOWN);
bf75be98 114
c357e426 115 //! Returns Standard_True if one of the structures displayed in the view contains Polygons, Triangles or Quadrangles.
116 Standard_EXPORT Standard_Boolean ContainsFacet() const;
bf75be98 117
c357e426 118 //! Returns Standard_True if one of the structures in the set contains Polygons, Triangles or Quadrangles.
119 Standard_EXPORT Standard_Boolean ContainsFacet (const Graphic3d_MapOfStructure& theSet) const;
bf75be98 120
c357e426 121 //! Returns the set of structures displayed in this view.
122 Standard_EXPORT void DisplayedStructures (Graphic3d_MapOfStructure& theStructures) const;
b5ac8292 123
c357e426 124 //! Returns number of displayed structures in the view.
125 Standard_Integer NumberOfDisplayedStructures() const { return myStructsDisplayed.Extent(); }
bf75be98 126
c357e426 127 //! Returns map of objects hidden within this specific view (not viewer-wise).
128 const Handle(Graphic3d_NMapOfTransient)& HiddenObjects() const { return myHiddenObjects; }
129
130 //! Returns map of objects hidden within this specific view (not viewer-wise).
131 Handle(Graphic3d_NMapOfTransient)& ChangeHiddenObjects() { return myHiddenObjects; }
132
133 //! Returns Standard_True in case if the structure with the given <theStructId> is
134 //! in list of structures to be computed and stores computed struct to <theComputedStruct>.
135 Standard_EXPORT Standard_Boolean IsComputed (const Standard_Integer theStructId,
136 Handle(Graphic3d_Structure)& theComputedStruct) const;
137
50d06d8f 138 //! Returns the bounding box of all structures displayed in the view.
c357e426 139 //! If <theToIgnoreInfiniteFlag> is TRUE, then the boundary box
140 //! also includes minimum and maximum limits of graphical elements
141 //! forming parts of infinite structures.
142 Standard_EXPORT Bnd_Box MinMaxValues (const Standard_Boolean theToIgnoreInfiniteFlag = Standard_False) const;
143
144 //! Returns the coordinates of the boundary box of all structures in the set <theSet>.
145 //! If <theToIgnoreInfiniteFlag> is TRUE, then the boundary box
146 //! also includes minimum and maximum limits of graphical elements
147 //! forming parts of infinite structures.
148 Standard_EXPORT Bnd_Box MinMaxValues (const Graphic3d_MapOfStructure& theSet,
149 const Standard_Boolean theToIgnoreInfiniteFlag = Standard_False) const;
150
151 //! Returns the structure manager handle which manage structures associated with this view.
152 const Handle(Graphic3d_StructureManager)& StructureManager() const { return myStructureManager; }
153
154private:
155
156 friend class Graphic3d_StructureManager;
157
158 //! Is it possible to display the structure in the view?
159 Standard_EXPORT Graphic3d_TypeOfAnswer acceptDisplay (const Graphic3d_TypeOfStructure theStructType) const;
160
161 //! Computes the new presentation of the structures displayed in this view with the type Graphic3d_TOS_COMPUTED.
162 Standard_EXPORT void Compute();
163
164 //! Clears the structure in this view.
165 Standard_EXPORT void Clear (const Handle(Graphic3d_Structure)& theStructure, const Standard_Boolean theWithDestruction);
166
167 //! Connects the structures.
168 Standard_EXPORT void Connect (const Handle(Graphic3d_Structure)& theMother,
169 const Handle(Graphic3d_Structure)& theDaughter);
170
171 //! Disconnects the structures.
172 Standard_EXPORT void Disconnect (const Handle(Graphic3d_Structure)& theMother,
173 const Handle(Graphic3d_Structure)& theDaughter);
174
175 //! Displays the structure in the view.
176 Standard_EXPORT void Display (const Handle(Graphic3d_Structure)& theStructure);
177
178 //! Display the structure in the view.
179 Standard_EXPORT void Display (const Handle(Graphic3d_Structure)& theStructure,
180 const Aspect_TypeOfUpdate theUpdateMode);
181
182 //! Erases the structure from the view.
183 Standard_EXPORT void Erase (const Handle(Graphic3d_Structure)& theStructure);
184
185 //! Erases the structure from the view.
186 Standard_EXPORT void Erase (const Handle(Graphic3d_Structure)& theStructure,
187 const Aspect_TypeOfUpdate theUpdateMode);
188
189 //! Highlights the structure in the view.
190 Standard_EXPORT void Highlight (const Handle(Graphic3d_Structure)& theStructure,
191 const Aspect_TypeOfHighlightMethod theMethod);
192
193 //! Transforms the structure in the view.
194 Standard_EXPORT void SetTransform (const Handle(Graphic3d_Structure)& theStructure,
195 const TColStd_Array2OfReal& theTrsf);
196
197 //! Suppress the highlighting on the structure <AStructure>
198 //! in the view <me>.
199 Standard_EXPORT void UnHighlight (const Handle(Graphic3d_Structure)& theStructure);
200
201 //! Returns an index != 0 if the structure have another structure computed for the view <me>.
202 Standard_EXPORT Standard_Integer IsComputed (const Handle(Graphic3d_Structure)& theStructure) const;
203
204 //! Returns true if the structure is displayed in the view.
205 Standard_EXPORT Standard_Boolean IsDisplayed (const Handle(Graphic3d_Structure)& theStructure) const;
206
207 //! Changes the display priority of the structure.
208 Standard_EXPORT void ChangePriority (const Handle(Graphic3d_Structure)& theStructure,
209 const Standard_Integer theOldPriority,
210 const Standard_Integer theNewPriority);
211
212 //! Change Z layer of already displayed structure in the view.
213 Standard_EXPORT void ChangeZLayer (const Handle(Graphic3d_Structure)& theStructure,
214 const Graphic3d_ZLayerId theLayerId);
215
216 //! Returns an index != 0 if the structure have the same owner than another structure
217 //! in the sequence of the computed structures.
218 Standard_EXPORT Standard_Integer HaveTheSameOwner (const Handle(Graphic3d_Structure)& theStructure) const;
bf75be98 219
220public:
221
c357e426 222 //! Redraw content of the view.
223 virtual void Redraw() = 0;
224
225 //! Redraw immediate content of the view.
226 virtual void RedrawImmediate() = 0;
227
228 //! Invalidates content of the view but does not redraw it.
229 virtual void Invalidate() = 0;
230
231 //! Return true if view content cache has been invalidated.
232 virtual Standard_Boolean IsInvalidated() = 0;
233
234 //! Handle changing size of the rendering window.
235 virtual void Resized() = 0;
236
237 //! @param theDrawToFrontBuffer Advanced option to modify rendering mode:
238 //! 1. TRUE. Drawing immediate mode structures directly to the front buffer over the scene image.
239 //! Fast, so preferred for interactive work (used by default).
240 //! However these extra drawings will be missed in image dump since it is performed from back buffer.
241 //! Notice that since no pre-buffering used the V-Sync will be ignored and rendering could be seen
242 //! in run-time (in case of slow hardware) and/or tearing may appear.
243 //! So this is strongly recommended to draw only simple (fast) structures.
244 //! 2. FALSE. Drawing immediate mode structures to the back buffer.
245 //! The complete scene is redrawn first, so this mode is slower if scene contains complex data and/or V-Sync
246 //! is turned on. But it works in any case and is especially useful for view dump because the dump image is read
247 //! from the back buffer.
248 //! @return previous mode.
249 virtual Standard_Boolean SetImmediateModeDrawToFront (const Standard_Boolean theDrawToFrontBuffer) = 0;
250
251 //! Creates and maps rendering window to the view.
c357e426 252 //! @param theWindow [in] the window.
253 //! @param theContext [in] the rendering context. If NULL the context will be created internally.
c357e426 254 virtual void SetWindow (const Handle(Aspect_Window)& theWindow,
a521d90d 255 const Aspect_RenderingContext theContext = NULL) = 0;
c357e426 256
257 //! Returns the window associated to the view.
258 virtual Handle(Aspect_Window) Window() const = 0;
259
260 //! Returns True if the window associated to the view is defined.
261 virtual Standard_Boolean IsDefined() const = 0;
262
263 //! Displays z-buffer trihedron.
264 virtual void TriedronDisplay (const Aspect_TypeOfTriedronPosition thePosition = Aspect_TOTP_CENTER,
265 const Quantity_NameOfColor theColor = Quantity_NOC_WHITE,
266 const Standard_Real theScale = 0.02,
267 const Standard_Boolean theAsWireframe = Standard_True) = 0;
268
269 //! Erases z-buffer trihedron.
270 virtual void TriedronErase() = 0;
271
272 //! Setup parameters of z-buffer trihedron.
273 virtual void ZBufferTriedronSetup (const Quantity_NameOfColor theXColor = Quantity_NOC_RED,
274 const Quantity_NameOfColor theYColor = Quantity_NOC_GREEN,
275 const Quantity_NameOfColor theZColor = Quantity_NOC_BLUE1,
276 const Standard_Real theSizeRatio = 0.8,
277 const Standard_Real theAxisDiametr = 0.05,
278 const Standard_Integer theNbFacettes = 12) = 0;
279
280 //! Displays trihedron echo.
281 virtual void TriedronEcho (const Aspect_TypeOfTriedronEcho theType = Aspect_TOTE_NONE) = 0;
282
283 //! Returns data of a graduated trihedron
284 virtual const Graphic3d_GraduatedTrihedron& GetGraduatedTrihedron() = 0;
285
286 //! Displays Graduated Trihedron.
287 virtual void GraduatedTrihedronDisplay (const Graphic3d_GraduatedTrihedron& theTrihedronData) = 0;
288
289 //! Erases Graduated Trihedron.
290 virtual void GraduatedTrihedronErase() = 0;
291
292 //! Sets minimum and maximum points of scene bounding box for Graduated Trihedron stored in graphic view object.
293 //! @param theMin [in] the minimum point of scene.
294 //! @param theMax [in] the maximum point of scene.
295 virtual void GraduatedTrihedronMinMaxValues (const Graphic3d_Vec3 theMin, const Graphic3d_Vec3 theMax) = 0;
296
c357e426 297 //! Dump active rendering buffer into specified memory buffer.
298 virtual Standard_Boolean BufferDump (Image_PixMap& theImage, const Graphic3d_BufferType& theBufferType) = 0;
299
300 //! Print the contents of the view to the printer.
301 //! @param thePrinterDC pass the PrinterDeviceContext (HDC)
302 //! @param theToShowBackground when set to FALSE then print the view without background
303 //! color (background is white) else set to TRUE for printing
304 //! with current background color
305 //! @param theFileName if != NULL, then the view will be printed to a file
306 //! @param thePrintAlgorithm select print algorithm: stretch, tile
307 //! @param theScaleFactor scaling coefficient, used internally to scale the printings
308 //! accordingly to the scale factor selected in the printer properties dialog
309 //! @return Standard_True if the data is passed to the printer, otherwise Standard_False if
310 //! the print operation failed due to the printer errors, or lack of system memory. This might be related
311 //! to insufficient memory or some internal errors.
312 //! All this errors are indicated by the message boxes (on level of OpenGl_GraphicDriver).
313 //! Warning: This function can reuse FBO assigned to the view, please take it into account
314 //! if you use it for your purposes.
315 virtual Standard_Boolean Print (const Aspect_Handle thePrinterDC,
316 const Standard_Boolean theToShowBackground,
317 const Standard_CString theFileName,
318 const Aspect_PrintAlgo thePrintAlgorithm = Aspect_PA_STRETCH,
319 const Standard_Real theScaleFactor = 1.0) = 0;
320
321 //! Export scene into the one of the Vector graphics formats (SVG, PS, PDF...).
322 //! In contrast to Bitmaps, Vector graphics is scalable (so you may got quality benefits
323 //! on printing to laser printer). Notice however that results may differ a lot and
324 //! do not contain some elements.
325 virtual Standard_Boolean Export (const Standard_CString theFileName,
326 const Graphic3d_ExportFormat theFormat,
327 const Graphic3d_SortType theSortType = Graphic3d_ST_BSP_Tree) = 0;
328
329 //! Marks BVH tree and the set of BVH primitives of correspondent priority list with id theLayerId as outdated.
330 virtual void InvalidateBVHData (const Standard_Integer theLayerId) = 0;
331
332 //! Add a new top-level z layer with ID <theLayerId> for
333 //! the view. Z layers allow drawing structures in higher layers
334 //! in foreground of structures in lower layers. To add a structure
335 //! to desired layer on display it is necessary to set the layer
336 //! ID for the structure.
337 virtual void AddZLayer (const Graphic3d_ZLayerId theLayerId) = 0;
338
50d06d8f 339 //! Returns the maximum Z layer ID.
340 //! First layer ID is Graphic3d_ZLayerId_Default, last ID is ZLayerMax().
341 virtual Standard_Integer ZLayerMax() const = 0;
342
343 //! Returns the bounding box of all structures displayed in the Z layer.
344 virtual void InvalidateZLayerBoundingBox (const Graphic3d_ZLayerId theLayerId) const = 0;
345
346 //! Returns the bounding box of all structures displayed in the Z layer.
347 virtual Graphic3d_BndBox4f ZLayerBoundingBox (const Graphic3d_ZLayerId theLayerId,
348 const Handle(Graphic3d_Camera)& theCamera,
349 const Standard_Integer theWindowWidth,
350 const Standard_Integer theWindowHeight,
351 const Standard_Boolean theToIgnoreInfiniteFlag) const = 0;
352
c357e426 353 //! Remove Z layer from the specified view. All structures
354 //! displayed at the moment in layer will be displayed in default layer
355 //! ( the bottom-level z layer ). To unset layer ID from associated
356 //! structures use method UnsetZLayer (...).
357 virtual void RemoveZLayer (const Graphic3d_ZLayerId theLayerId) = 0;
358
359 //! Sets the settings for a single Z layer of specified view.
360 virtual void SetZLayerSettings (const Graphic3d_ZLayerId theLayerId,
361 const Graphic3d_ZLayerSettings& theSettings) = 0;
362
50d06d8f 363 //! Returns zoom-scale factor.
364 Standard_EXPORT Standard_Real ConsiderZoomPersistenceObjects();
365
c357e426 366 //! Returns pointer to an assigned framebuffer object.
b128c892 367 virtual Handle(Standard_Transient) FBO() const = 0;
c357e426 368
369 //! Sets framebuffer object for offscreen rendering.
b128c892 370 virtual void SetFBO (const Handle(Standard_Transient)& theFbo) = 0;
c357e426 371
372 //! Generate offscreen FBO in the graphic library.
373 //! If not supported on hardware returns NULL.
b128c892 374 virtual Handle(Standard_Transient) FBOCreate (const Standard_Integer theWidth,
375 const Standard_Integer theHeight) = 0;
c357e426 376
377 //! Remove offscreen FBO from the graphic library
b128c892 378 virtual void FBORelease (Handle(Standard_Transient)& theFbo) = 0;
c357e426 379
380 //! Read offscreen FBO configuration.
b128c892 381 virtual void FBOGetDimensions (const Handle(Standard_Transient)& theFbo,
c357e426 382 Standard_Integer& theWidth,
383 Standard_Integer& theHeight,
384 Standard_Integer& theWidthMax,
385 Standard_Integer& theHeightMax) = 0;
386
387 //! Change offscreen FBO viewport.
b128c892 388 virtual void FBOChangeViewport (const Handle(Standard_Transient)& theFbo,
c357e426 389 const Standard_Integer theWidth,
390 const Standard_Integer theHeight) = 0;
bf75be98 391
392public:
393
c357e426 394 //! Copy visualization settings from another view.
395 //! Method is used for cloning views in viewer when its required to create view
396 //! with same view properties.
397 Standard_EXPORT virtual void CopySettings (const Handle(Graphic3d_CView)& theOther);
398
399 //! Returns current rendering parameters and effect settings.
400 const Graphic3d_RenderingParams& RenderingParams() const { return myRenderParams; }
401
402 //! Returns reference to current rendering parameters and effect settings.
403 Graphic3d_RenderingParams& ChangeRenderingParams() { return myRenderParams; }
404
c357e426 405 //! Returns background fill color.
406 virtual Aspect_Background Background() const = 0;
407
408 //! Sets background fill color.
409 virtual void SetBackground (const Aspect_Background& theBackground) = 0;
410
411 //! Returns gradient background fill colors.
412 virtual Aspect_GradientBackground GradientBackground() const = 0;
413
414 //! Sets gradient background fill colors.
415 virtual void SetGradientBackground (const Aspect_GradientBackground& theBackground) = 0;
416
417 //! Returns background image texture file path.
418 virtual TCollection_AsciiString BackgroundImage() = 0;
419
420 //! Sets background image texture file path.
421 virtual void SetBackgroundImage (const TCollection_AsciiString& theFilePath) = 0;
422
423 //! Returns background image fill style.
424 virtual Aspect_FillMethod BackgroundImageStyle() const = 0;
425
426 //! Sets background image fill style.
427 virtual void SetBackgroundImageStyle (const Aspect_FillMethod theFillStyle) = 0;
428
429 //! Returns environment texture set for the view.
430 virtual Handle(Graphic3d_TextureEnv) TextureEnv() const = 0;
431
432 //! Sets environment texture for the view.
433 virtual void SetTextureEnv (const Handle(Graphic3d_TextureEnv)& theTextureEnv) = 0;
434
435 //! Returns the state of frustum culling optimization.
436 virtual Standard_Boolean IsCullingEnabled() const = 0;
437
438 //! Enables or disables frustum culling optimization.
439 virtual void SetCullingEnabled (const Standard_Boolean theIsEnabled) = 0;
440
441 //! Returns shading model of the view.
442 virtual Graphic3d_TypeOfShadingModel ShadingModel() const = 0;
443
444 //! Sets shading model of the view.
445 virtual void SetShadingModel (const Graphic3d_TypeOfShadingModel theModel) = 0;
446
c357e426 447 //! Return backfacing model used for the view.
448 virtual Graphic3d_TypeOfBackfacingModel BackfacingModel() const = 0;
bf75be98 449
c357e426 450 //! Sets backfacing model for the view.
451 virtual void SetBackfacingModel (const Graphic3d_TypeOfBackfacingModel theModel) = 0;
bf75be98 452
c357e426 453 //! Returns camera object of the view.
454 virtual const Handle(Graphic3d_Camera)& Camera() const = 0;
bf75be98 455
c357e426 456 //! Sets camera used by the view.
457 virtual void SetCamera (const Handle(Graphic3d_Camera)& theCamera) = 0;
bf75be98 458
c357e426 459 //! Returns true if GL lighting is enabled.
460 virtual Standard_Boolean IsGLLightEnabled() const = 0;
461
462 //! Sets GL lighting enabled or disable state.
463 virtual void SetGLLightEnabled (const Standard_Boolean theIsEnabled) = 0;
464
465 //! Returns list of lights of the view.
466 virtual const Graphic3d_ListOfCLight& Lights() const = 0;
467
468 //! Sets list of lights for the view.
469 virtual void SetLights (const Graphic3d_ListOfCLight& theLights) = 0;
470
471 //! Returns list of clip planes set for the view.
472 virtual const Graphic3d_SequenceOfHClipPlane& ClipPlanes() const = 0;
473
474 //! Sets list of clip planes for the view.
475 virtual void SetClipPlanes (const Graphic3d_SequenceOfHClipPlane& thePlanes) = 0;
476
477private:
478
479 //! Adds the structure to display lists of the view.
480 virtual void displayStructure (const Handle(Graphic3d_CStructure)& theStructure,
481 const Standard_Integer thePriority) = 0;
482
483 //! Erases the structure from display lists of the view.
484 virtual void eraseStructure (const Handle(Graphic3d_CStructure)& theStructure) = 0;
485
486 //! Change Z layer of a structure already presented in view.
487 virtual void changeZLayer (const Handle(Graphic3d_CStructure)& theCStructure,
488 const Graphic3d_ZLayerId theNewLayerId) = 0;
489
490 //! Changes the priority of a structure within its Z layer in the specified view.
491 virtual void changePriority (const Handle(Graphic3d_CStructure)& theCStructure,
492 const Standard_Integer theNewPriority) = 0;
493
50d06d8f 494 //! Returns zoom-scale factor.
495 virtual Standard_Real considerZoomPersistenceObjects (const Graphic3d_ZLayerId theLayerId,
496 const Handle(Graphic3d_Camera)& theCamera,
497 const Standard_Integer theWindowWidth,
498 const Standard_Integer theWindowHeight,
499 const Standard_Boolean theToIgnoreInfiniteFlag) const = 0;
c357e426 500
501protected:
502
503 Standard_Integer myId;
504 Graphic3d_RenderingParams myRenderParams;
505 Handle(Graphic3d_StructureManager) myStructureManager;
506 Graphic3d_SequenceOfStructure myStructsToCompute;
507 Graphic3d_SequenceOfStructure myStructsComputed;
508 Graphic3d_MapOfStructure myStructsDisplayed;
509 Handle(Graphic3d_NMapOfTransient) myHiddenObjects;
510 Standard_Boolean myIsInComputedMode;
511 Standard_Boolean myIsActive;
512 Standard_Boolean myIsRemoved;
513 Graphic3d_TypeOfVisualization myVisualization;
c357e426 514
515private:
516
92efcf78 517 DEFINE_STANDARD_RTTIEXT(Graphic3d_CView,Graphic3d_DataStructureManager)
bf75be98 518};
519
c357e426 520#endif // _Graphic3d_CView_HeaderFile