1 // Copyright (c) 2015 OPEN CASCADE SAS
3 // This file is part of Open CASCADE Technology software library.
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
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.
11 // Alternatively, this file may be used under the terms of Open CASCADE
12 // commercial license or contractual agreement.
14 #ifndef _Graphic3d_CView_HeaderFile
15 #define _Graphic3d_CView_HeaderFile
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>
25 #include <Graphic3d_Camera.hxx>
26 #include <Graphic3d_CLight.hxx>
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>
33 #include <Graphic3d_RenderingParams.hxx>
34 #include <Graphic3d_SequenceOfHClipPlane.hxx>
35 #include <Graphic3d_SequenceOfStructure.hxx>
36 #include <Graphic3d_SortType.hxx>
37 #include <Graphic3d_Structure.hxx>
38 #include <Graphic3d_StructureManagerPtr.hxx>
39 #include <Graphic3d_TextureEnv.hxx>
40 #include <Graphic3d_TypeOfAnswer.hxx>
41 #include <Graphic3d_TypeOfBackfacingModel.hxx>
42 #include <Graphic3d_TypeOfShadingModel.hxx>
43 #include <Graphic3d_TypeOfSurfaceDetail.hxx>
44 #include <Graphic3d_TypeOfVisualization.hxx>
45 #include <Graphic3d_Vec3.hxx>
46 #include <Graphic3d_ZLayerId.hxx>
47 #include <Graphic3d_ZLayerSettings.hxx>
48 #include <Image_PixMap.hxx>
49 #include <Quantity_NameOfColor.hxx>
50 #include <Standard_Address.hxx>
51 #include <Standard_Transient.hxx>
53 class Graphic3d_CView;
54 class Graphic3d_GraphicDriver;
55 class Graphic3d_StructureManager;
57 DEFINE_STANDARD_HANDLE (Graphic3d_CView, Graphic3d_DataStructureManager)
59 //! Base class of a graphical view that carries out rendering process for a concrete
60 //! implementation of graphical driver. Provides virtual interfaces for redrawing its
61 //! contents, management of displayed structures and render settings. The source code
62 //! of the class itself implements functionality related to management of
63 //! computed (HLR or "view-dependent") structures.
64 class Graphic3d_CView : public Graphic3d_DataStructureManager
69 Standard_EXPORT Graphic3d_CView (const Handle(Graphic3d_StructureManager)& theMgr);
72 Standard_EXPORT virtual ~Graphic3d_CView();
74 //! Returns the identification number of the view.
75 Standard_Integer Identification() const { return myId; }
77 //! Activates the view. Map the associated window on the screen and post the view in this window.
78 //! Warning: Raises ViewDefinitionError if the associated window isn't defined.
79 Standard_EXPORT virtual void Activate();
81 //! Deactivates the view. Unmap the associated window on the screen and unpost the view in this window.
82 //! Warning: Raises ViewDefinitionError if the associated window isn't defined.
83 Standard_EXPORT virtual void Deactivate();
85 //! Returns the activity flag of the view.
86 Standard_Boolean IsActive() const { return myIsActive; }
88 //! Erases the view and removes from graphic driver.
89 //! No more graphic operations are allowed in this view after the call.
90 Standard_EXPORT virtual void Remove();
92 //! Returns true if the view was removed.
93 Standard_Boolean IsRemoved() const { return myIsRemoved; }
97 //! Returns visualization type of the view.
98 Graphic3d_TypeOfVisualization VisualizationType() const { return myVisualization; }
100 //! Sets visualization type of the view.
101 void SetVisualizationType (const Graphic3d_TypeOfVisualization theType) { myVisualization = theType; }
103 //! Switches computed HLR mode in the view
104 Standard_EXPORT void SetComputedMode (const Standard_Boolean theMode);
106 //! Returns the computed HLR mode state
107 Standard_Boolean ComputedMode() const { return myIsInComputedMode; }
109 //! Computes the new presentation of the structure displayed in this view with the type Graphic3d_TOS_COMPUTED.
110 Standard_EXPORT void ReCompute (const Handle(Graphic3d_Structure)& theStructure);
112 //! Updates screen in function of modifications of the structures.
113 Standard_EXPORT void Update (const Aspect_TypeOfUpdate theUpdateMode);
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;
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;
121 //! Returns the set of structures displayed in this view.
122 Standard_EXPORT void DisplayedStructures (Graphic3d_MapOfStructure& theStructures) const;
124 //! Returns number of displayed structures in the view.
125 Standard_Integer NumberOfDisplayedStructures() const { return myStructsDisplayed.Extent(); }
127 //! Returns map of objects hidden within this specific view (not viewer-wise).
128 const Handle(Graphic3d_NMapOfTransient)& HiddenObjects() const { return myHiddenObjects; }
130 //! Returns map of objects hidden within this specific view (not viewer-wise).
131 Handle(Graphic3d_NMapOfTransient)& ChangeHiddenObjects() { return myHiddenObjects; }
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;
138 //! Returns the coordinates of the boundary box of all
139 //! structures displayed in the view.
140 //! If <theToIgnoreInfiniteFlag> is TRUE, then the boundary box
141 //! also includes minimum and maximum limits of graphical elements
142 //! forming parts of infinite structures.
143 Standard_EXPORT Bnd_Box MinMaxValues (const Standard_Boolean theToIgnoreInfiniteFlag = Standard_False) const;
145 //! Returns the coordinates of the boundary box of all structures in the set <theSet>.
146 //! If <theToIgnoreInfiniteFlag> is TRUE, then the boundary box
147 //! also includes minimum and maximum limits of graphical elements
148 //! forming parts of infinite structures.
149 Standard_EXPORT Bnd_Box MinMaxValues (const Graphic3d_MapOfStructure& theSet,
150 const Standard_Boolean theToIgnoreInfiniteFlag = Standard_False) const;
152 //! Returns the structure manager handle which manage structures associated with this view.
153 const Handle(Graphic3d_StructureManager)& StructureManager() const { return myStructureManager; }
157 friend class Graphic3d_StructureManager;
159 //! Is it possible to display the structure in the view?
160 Standard_EXPORT Graphic3d_TypeOfAnswer acceptDisplay (const Graphic3d_TypeOfStructure theStructType) const;
162 //! Computes the new presentation of the structures displayed in this view with the type Graphic3d_TOS_COMPUTED.
163 Standard_EXPORT void Compute();
165 //! Clears the structure in this view.
166 Standard_EXPORT void Clear (const Handle(Graphic3d_Structure)& theStructure, const Standard_Boolean theWithDestruction);
168 //! Connects the structures.
169 Standard_EXPORT void Connect (const Handle(Graphic3d_Structure)& theMother,
170 const Handle(Graphic3d_Structure)& theDaughter);
172 //! Disconnects the structures.
173 Standard_EXPORT void Disconnect (const Handle(Graphic3d_Structure)& theMother,
174 const Handle(Graphic3d_Structure)& theDaughter);
176 //! Displays the structure in the view.
177 Standard_EXPORT void Display (const Handle(Graphic3d_Structure)& theStructure);
179 //! Display the structure in the view.
180 Standard_EXPORT void Display (const Handle(Graphic3d_Structure)& theStructure,
181 const Aspect_TypeOfUpdate theUpdateMode);
183 //! Erases the structure from the view.
184 Standard_EXPORT void Erase (const Handle(Graphic3d_Structure)& theStructure);
186 //! Erases the structure from the view.
187 Standard_EXPORT void Erase (const Handle(Graphic3d_Structure)& theStructure,
188 const Aspect_TypeOfUpdate theUpdateMode);
190 //! Highlights the structure in the view.
191 Standard_EXPORT void Highlight (const Handle(Graphic3d_Structure)& theStructure,
192 const Aspect_TypeOfHighlightMethod theMethod);
194 //! Transforms the structure in the view.
195 Standard_EXPORT void SetTransform (const Handle(Graphic3d_Structure)& theStructure,
196 const TColStd_Array2OfReal& theTrsf);
198 //! Suppress the highlighting on the structure <AStructure>
199 //! in the view <me>.
200 Standard_EXPORT void UnHighlight (const Handle(Graphic3d_Structure)& theStructure);
202 //! Returns an index != 0 if the structure have another structure computed for the view <me>.
203 Standard_EXPORT Standard_Integer IsComputed (const Handle(Graphic3d_Structure)& theStructure) const;
205 //! Returns true if the structure is displayed in the view.
206 Standard_EXPORT Standard_Boolean IsDisplayed (const Handle(Graphic3d_Structure)& theStructure) const;
208 //! Changes the display priority of the structure.
209 Standard_EXPORT void ChangePriority (const Handle(Graphic3d_Structure)& theStructure,
210 const Standard_Integer theOldPriority,
211 const Standard_Integer theNewPriority);
213 //! Change Z layer of already displayed structure in the view.
214 Standard_EXPORT void ChangeZLayer (const Handle(Graphic3d_Structure)& theStructure,
215 const Graphic3d_ZLayerId theLayerId);
217 //! Returns an index != 0 if the structure have the same owner than another structure
218 //! in the sequence of the computed structures.
219 Standard_EXPORT Standard_Integer HaveTheSameOwner (const Handle(Graphic3d_Structure)& theStructure) const;
223 //! Redraw content of the view.
224 virtual void Redraw() = 0;
226 //! Redraw immediate content of the view.
227 virtual void RedrawImmediate() = 0;
229 //! Invalidates content of the view but does not redraw it.
230 virtual void Invalidate() = 0;
232 //! Return true if view content cache has been invalidated.
233 virtual Standard_Boolean IsInvalidated() = 0;
235 //! Handle changing size of the rendering window.
236 virtual void Resized() = 0;
238 //! @param theDrawToFrontBuffer Advanced option to modify rendering mode:
239 //! 1. TRUE. Drawing immediate mode structures directly to the front buffer over the scene image.
240 //! Fast, so preferred for interactive work (used by default).
241 //! However these extra drawings will be missed in image dump since it is performed from back buffer.
242 //! Notice that since no pre-buffering used the V-Sync will be ignored and rendering could be seen
243 //! in run-time (in case of slow hardware) and/or tearing may appear.
244 //! So this is strongly recommended to draw only simple (fast) structures.
245 //! 2. FALSE. Drawing immediate mode structures to the back buffer.
246 //! The complete scene is redrawn first, so this mode is slower if scene contains complex data and/or V-Sync
247 //! is turned on. But it works in any case and is especially useful for view dump because the dump image is read
248 //! from the back buffer.
249 //! @return previous mode.
250 virtual Standard_Boolean SetImmediateModeDrawToFront (const Standard_Boolean theDrawToFrontBuffer) = 0;
252 //! Creates and maps rendering window to the view.
253 //! @param theWindow [in] the window.
254 //! @param theContext [in] the rendering context. If NULL the context will be created internally.
255 virtual void SetWindow (const Handle(Aspect_Window)& theWindow,
256 const Aspect_RenderingContext theContext = NULL) = 0;
258 //! Returns the window associated to the view.
259 virtual Handle(Aspect_Window) Window() const = 0;
261 //! Returns True if the window associated to the view is defined.
262 virtual Standard_Boolean IsDefined() const = 0;
264 //! Displays z-buffer trihedron.
265 virtual void TriedronDisplay (const Aspect_TypeOfTriedronPosition thePosition = Aspect_TOTP_CENTER,
266 const Quantity_NameOfColor theColor = Quantity_NOC_WHITE,
267 const Standard_Real theScale = 0.02,
268 const Standard_Boolean theAsWireframe = Standard_True) = 0;
270 //! Erases z-buffer trihedron.
271 virtual void TriedronErase() = 0;
273 //! Setup parameters of z-buffer trihedron.
274 virtual void ZBufferTriedronSetup (const Quantity_NameOfColor theXColor = Quantity_NOC_RED,
275 const Quantity_NameOfColor theYColor = Quantity_NOC_GREEN,
276 const Quantity_NameOfColor theZColor = Quantity_NOC_BLUE1,
277 const Standard_Real theSizeRatio = 0.8,
278 const Standard_Real theAxisDiametr = 0.05,
279 const Standard_Integer theNbFacettes = 12) = 0;
281 //! Displays trihedron echo.
282 virtual void TriedronEcho (const Aspect_TypeOfTriedronEcho theType = Aspect_TOTE_NONE) = 0;
284 //! Returns data of a graduated trihedron
285 virtual const Graphic3d_GraduatedTrihedron& GetGraduatedTrihedron() = 0;
287 //! Displays Graduated Trihedron.
288 virtual void GraduatedTrihedronDisplay (const Graphic3d_GraduatedTrihedron& theTrihedronData) = 0;
290 //! Erases Graduated Trihedron.
291 virtual void GraduatedTrihedronErase() = 0;
293 //! Sets minimum and maximum points of scene bounding box for Graduated Trihedron stored in graphic view object.
294 //! @param theMin [in] the minimum point of scene.
295 //! @param theMax [in] the maximum point of scene.
296 virtual void GraduatedTrihedronMinMaxValues (const Graphic3d_Vec3 theMin, const Graphic3d_Vec3 theMax) = 0;
298 //! Dump active rendering buffer into specified memory buffer.
299 virtual Standard_Boolean BufferDump (Image_PixMap& theImage, const Graphic3d_BufferType& theBufferType) = 0;
301 //! Print the contents of the view to the printer.
302 //! @param thePrinterDC pass the PrinterDeviceContext (HDC)
303 //! @param theToShowBackground when set to FALSE then print the view without background
304 //! color (background is white) else set to TRUE for printing
305 //! with current background color
306 //! @param theFileName if != NULL, then the view will be printed to a file
307 //! @param thePrintAlgorithm select print algorithm: stretch, tile
308 //! @param theScaleFactor scaling coefficient, used internally to scale the printings
309 //! accordingly to the scale factor selected in the printer properties dialog
310 //! @return Standard_True if the data is passed to the printer, otherwise Standard_False if
311 //! the print operation failed due to the printer errors, or lack of system memory. This might be related
312 //! to insufficient memory or some internal errors.
313 //! All this errors are indicated by the message boxes (on level of OpenGl_GraphicDriver).
314 //! Warning: This function can reuse FBO assigned to the view, please take it into account
315 //! if you use it for your purposes.
316 virtual Standard_Boolean Print (const Aspect_Handle thePrinterDC,
317 const Standard_Boolean theToShowBackground,
318 const Standard_CString theFileName,
319 const Aspect_PrintAlgo thePrintAlgorithm = Aspect_PA_STRETCH,
320 const Standard_Real theScaleFactor = 1.0) = 0;
322 //! Export scene into the one of the Vector graphics formats (SVG, PS, PDF...).
323 //! In contrast to Bitmaps, Vector graphics is scalable (so you may got quality benefits
324 //! on printing to laser printer). Notice however that results may differ a lot and
325 //! do not contain some elements.
326 virtual Standard_Boolean Export (const Standard_CString theFileName,
327 const Graphic3d_ExportFormat theFormat,
328 const Graphic3d_SortType theSortType = Graphic3d_ST_BSP_Tree) = 0;
330 //! Marks BVH tree and the set of BVH primitives of correspondent priority list with id theLayerId as outdated.
331 virtual void InvalidateBVHData (const Standard_Integer theLayerId) = 0;
333 //! Add a new top-level z layer with ID <theLayerId> for
334 //! the view. Z layers allow drawing structures in higher layers
335 //! in foreground of structures in lower layers. To add a structure
336 //! to desired layer on display it is necessary to set the layer
337 //! ID for the structure.
338 virtual void AddZLayer (const Graphic3d_ZLayerId theLayerId) = 0;
340 //! Remove Z layer from the specified view. All structures
341 //! displayed at the moment in layer will be displayed in default layer
342 //! ( the bottom-level z layer ). To unset layer ID from associated
343 //! structures use method UnsetZLayer (...).
344 virtual void RemoveZLayer (const Graphic3d_ZLayerId theLayerId) = 0;
346 //! Sets the settings for a single Z layer of specified view.
347 virtual void SetZLayerSettings (const Graphic3d_ZLayerId theLayerId,
348 const Graphic3d_ZLayerSettings& theSettings) = 0;
350 //! Returns pointer to an assigned framebuffer object.
351 virtual Handle(Standard_Transient) FBO() const = 0;
353 //! Sets framebuffer object for offscreen rendering.
354 virtual void SetFBO (const Handle(Standard_Transient)& theFbo) = 0;
356 //! Generate offscreen FBO in the graphic library.
357 //! If not supported on hardware returns NULL.
358 virtual Handle(Standard_Transient) FBOCreate (const Standard_Integer theWidth,
359 const Standard_Integer theHeight) = 0;
361 //! Remove offscreen FBO from the graphic library
362 virtual void FBORelease (Handle(Standard_Transient)& theFbo) = 0;
364 //! Read offscreen FBO configuration.
365 virtual void FBOGetDimensions (const Handle(Standard_Transient)& theFbo,
366 Standard_Integer& theWidth,
367 Standard_Integer& theHeight,
368 Standard_Integer& theWidthMax,
369 Standard_Integer& theHeightMax) = 0;
371 //! Change offscreen FBO viewport.
372 virtual void FBOChangeViewport (const Handle(Standard_Transient)& theFbo,
373 const Standard_Integer theWidth,
374 const Standard_Integer theHeight) = 0;
378 //! Copy visualization settings from another view.
379 //! Method is used for cloning views in viewer when its required to create view
380 //! with same view properties.
381 Standard_EXPORT virtual void CopySettings (const Handle(Graphic3d_CView)& theOther);
383 //! Returns current rendering parameters and effect settings.
384 const Graphic3d_RenderingParams& RenderingParams() const { return myRenderParams; }
386 //! Returns reference to current rendering parameters and effect settings.
387 Graphic3d_RenderingParams& ChangeRenderingParams() { return myRenderParams; }
389 //! Returns true if anti-aliasing is enabled for the view.
390 virtual Standard_Boolean IsAntialiasingEnabled() const = 0;
392 //! Enable or disable anti-aliasing in the view.
393 virtual void SetAntialiasingEnabled (const Standard_Boolean theIsEnabled) = 0;
395 //! Returns background fill color.
396 virtual Aspect_Background Background() const = 0;
398 //! Sets background fill color.
399 virtual void SetBackground (const Aspect_Background& theBackground) = 0;
401 //! Returns gradient background fill colors.
402 virtual Aspect_GradientBackground GradientBackground() const = 0;
404 //! Sets gradient background fill colors.
405 virtual void SetGradientBackground (const Aspect_GradientBackground& theBackground) = 0;
407 //! Returns background image texture file path.
408 virtual TCollection_AsciiString BackgroundImage() = 0;
410 //! Sets background image texture file path.
411 virtual void SetBackgroundImage (const TCollection_AsciiString& theFilePath) = 0;
413 //! Returns background image fill style.
414 virtual Aspect_FillMethod BackgroundImageStyle() const = 0;
416 //! Sets background image fill style.
417 virtual void SetBackgroundImageStyle (const Aspect_FillMethod theFillStyle) = 0;
419 //! Returns environment texture set for the view.
420 virtual Handle(Graphic3d_TextureEnv) TextureEnv() const = 0;
422 //! Sets environment texture for the view.
423 virtual void SetTextureEnv (const Handle(Graphic3d_TextureEnv)& theTextureEnv) = 0;
425 //! Returns the state of frustum culling optimization.
426 virtual Standard_Boolean IsCullingEnabled() const = 0;
428 //! Enables or disables frustum culling optimization.
429 virtual void SetCullingEnabled (const Standard_Boolean theIsEnabled) = 0;
431 //! Returns shading model of the view.
432 virtual Graphic3d_TypeOfShadingModel ShadingModel() const = 0;
434 //! Sets shading model of the view.
435 virtual void SetShadingModel (const Graphic3d_TypeOfShadingModel theModel) = 0;
437 //! Returns surface detail type of the view.
438 virtual Graphic3d_TypeOfSurfaceDetail SurfaceDetailType() const = 0;
440 //! Sets surface detail type of the view.
441 virtual void SetSurfaceDetailType (const Graphic3d_TypeOfSurfaceDetail theType) = 0;
443 //! Return backfacing model used for the view.
444 virtual Graphic3d_TypeOfBackfacingModel BackfacingModel() const = 0;
446 //! Sets backfacing model for the view.
447 virtual void SetBackfacingModel (const Graphic3d_TypeOfBackfacingModel theModel) = 0;
449 //! Returns camera object of the view.
450 virtual const Handle(Graphic3d_Camera)& Camera() const = 0;
452 //! Sets camera used by the view.
453 virtual void SetCamera (const Handle(Graphic3d_Camera)& theCamera) = 0;
455 //! Returns the activity of back z-clipping plane.
456 virtual Standard_Boolean BackZClippingIsOn() const = 0;
458 //! Activates the back Z-clipping plane.
459 virtual void SetBackZClippingOn (const Standard_Boolean theIsOn) = 0;
461 //! Returns the definition of the back Z-clipping plane.
462 virtual Standard_Real ZClippingBackPlane() const = 0;
464 //! Sets the definition of the back Z-clipping plane.
465 virtual void SetZClippingBackPlane (const Standard_Real theValue) = 0;
467 //! Returns the activity of front z-clipping plane.
468 virtual Standard_Boolean FrontZClippingIsOn() const = 0;
470 //! Activates the front Z-clipping plane.
471 virtual void SetFrontZClippingOn (const Standard_Boolean theIsOn) = 0;
473 //! Returns the definition of the front Z-clipping plane.
474 virtual Standard_Real ZClippingFrontPlane() const = 0;
476 //! Sets the definition of the front Z-clipping plane.
477 virtual void SetZClippingFrontPlane (const Standard_Real theValue) = 0;
479 //! Returns the activity of depth cueing.
480 virtual Standard_Boolean DepthCueingIsOn() const = 0;
482 //! Sets the activity of depth cueing.
483 virtual void SetDepthCueingOn (const Standard_Boolean theIsOn) = 0;
485 //! Returns the back depth cueing plane.
486 virtual Standard_Real DepthCueingBackPlane() const = 0;
488 //! Set the back depth cueing plane.
489 virtual void SetDepthCueingBackPlane (const Standard_Real theValue) = 0;
491 //! Returns the front depth cueing plane.
492 virtual Standard_Real DepthCueingFrontPlane() const = 0;
494 //! Set the front depth cueing plane.
495 virtual void SetDepthCueingFrontPlane (const Standard_Real theValue) = 0;
497 //! Returns true if GL lighting is enabled.
498 virtual Standard_Boolean IsGLLightEnabled() const = 0;
500 //! Sets GL lighting enabled or disable state.
501 virtual void SetGLLightEnabled (const Standard_Boolean theIsEnabled) = 0;
503 //! Returns list of lights of the view.
504 virtual const Graphic3d_ListOfCLight& Lights() const = 0;
506 //! Sets list of lights for the view.
507 virtual void SetLights (const Graphic3d_ListOfCLight& theLights) = 0;
509 //! Returns list of clip planes set for the view.
510 virtual const Graphic3d_SequenceOfHClipPlane& ClipPlanes() const = 0;
512 //! Sets list of clip planes for the view.
513 virtual void SetClipPlanes (const Graphic3d_SequenceOfHClipPlane& thePlanes) = 0;
517 //! Adds the structure to display lists of the view.
518 virtual void displayStructure (const Handle(Graphic3d_CStructure)& theStructure,
519 const Standard_Integer thePriority) = 0;
521 //! Erases the structure from display lists of the view.
522 virtual void eraseStructure (const Handle(Graphic3d_CStructure)& theStructure) = 0;
524 //! Change Z layer of a structure already presented in view.
525 virtual void changeZLayer (const Handle(Graphic3d_CStructure)& theCStructure,
526 const Graphic3d_ZLayerId theNewLayerId) = 0;
528 //! Changes the priority of a structure within its Z layer in the specified view.
529 virtual void changePriority (const Handle(Graphic3d_CStructure)& theCStructure,
530 const Standard_Integer theNewPriority) = 0;
536 CachedMinMax() { Invalidate(); }
538 Bnd_Box& BoundingBox (const Standard_Boolean theToIgnoreInfiniteFlag)
540 return !theToIgnoreInfiniteFlag ? myBoundingBox[0] : myBoundingBox[1];
542 Standard_Boolean& IsOutdated (const Standard_Boolean theToIgnoreInfiniteFlag)
544 return !theToIgnoreInfiniteFlag ? myIsOutdated[0] : myIsOutdated[1];
548 myIsOutdated[0] = Standard_True;
549 myIsOutdated[1] = Standard_True;
552 Standard_Boolean myIsOutdated [2];
553 Bnd_Box myBoundingBox[2];
558 Standard_Integer myId;
559 Graphic3d_RenderingParams myRenderParams;
560 Handle(Graphic3d_StructureManager) myStructureManager;
561 Graphic3d_SequenceOfStructure myStructsToCompute;
562 Graphic3d_SequenceOfStructure myStructsComputed;
563 Graphic3d_MapOfStructure myStructsDisplayed;
564 Handle(Graphic3d_NMapOfTransient) myHiddenObjects;
565 Standard_Boolean myIsInComputedMode;
566 Standard_Boolean myIsActive;
567 Standard_Boolean myIsRemoved;
568 Graphic3d_TypeOfVisualization myVisualization;
569 mutable CachedMinMax myMinMax;
573 DEFINE_STANDARD_RTTIEXT(Graphic3d_CView,Graphic3d_DataStructureManager)
576 #endif // _Graphic3d_CView_HeaderFile