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_TextureEnv.hxx>
39 #include <Graphic3d_TypeOfAnswer.hxx>
40 #include <Graphic3d_TypeOfBackfacingModel.hxx>
41 #include <Graphic3d_TypeOfShadingModel.hxx>
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>
51 class Graphic3d_CView;
52 class Graphic3d_GraphicDriver;
53 class Graphic3d_StructureManager;
55 DEFINE_STANDARD_HANDLE (Graphic3d_CView, Graphic3d_DataStructureManager)
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.
62 class Graphic3d_CView : public Graphic3d_DataStructureManager
67 Standard_EXPORT Graphic3d_CView (const Handle(Graphic3d_StructureManager)& theMgr);
70 Standard_EXPORT virtual ~Graphic3d_CView();
72 //! Returns the identification number of the view.
73 Standard_Integer Identification() const { return myId; }
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();
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();
83 //! Returns the activity flag of the view.
84 Standard_Boolean IsActive() const { return myIsActive; }
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();
90 //! Returns true if the view was removed.
91 Standard_Boolean IsRemoved() const { return myIsRemoved; }
95 //! Returns visualization type of the view.
96 Graphic3d_TypeOfVisualization VisualizationType() const { return myVisualization; }
98 //! Sets visualization type of the view.
99 void SetVisualizationType (const Graphic3d_TypeOfVisualization theType) { myVisualization = theType; }
101 //! Switches computed HLR mode in the view
102 Standard_EXPORT void SetComputedMode (const Standard_Boolean theMode);
104 //! Returns the computed HLR mode state
105 Standard_Boolean ComputedMode() const { return myIsInComputedMode; }
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);
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);
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 bounding box of all structures displayed in the view.
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;
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;
151 //! Returns the structure manager handle which manage structures associated with this view.
152 const Handle(Graphic3d_StructureManager)& StructureManager() const { return myStructureManager; }
156 friend class Graphic3d_StructureManager;
158 //! Is it possible to display the structure in the view?
159 Standard_EXPORT Graphic3d_TypeOfAnswer acceptDisplay (const Graphic3d_TypeOfStructure theStructType) const;
161 //! Computes the new presentation of the structures displayed in this view with the type Graphic3d_TOS_COMPUTED.
162 Standard_EXPORT void Compute();
164 //! Clears the structure in this view.
165 Standard_EXPORT void Clear (const Handle(Graphic3d_Structure)& theStructure, const Standard_Boolean theWithDestruction);
167 //! Connects the structures.
168 Standard_EXPORT void Connect (const Handle(Graphic3d_Structure)& theMother,
169 const Handle(Graphic3d_Structure)& theDaughter);
171 //! Disconnects the structures.
172 Standard_EXPORT void Disconnect (const Handle(Graphic3d_Structure)& theMother,
173 const Handle(Graphic3d_Structure)& theDaughter);
175 //! Displays the structure in the view.
176 Standard_EXPORT void Display (const Handle(Graphic3d_Structure)& theStructure);
178 //! Display the structure in the view.
179 Standard_EXPORT void Display (const Handle(Graphic3d_Structure)& theStructure,
180 const Aspect_TypeOfUpdate theUpdateMode);
182 //! Erases the structure from the view.
183 Standard_EXPORT void Erase (const Handle(Graphic3d_Structure)& theStructure);
185 //! Erases the structure from the view.
186 Standard_EXPORT void Erase (const Handle(Graphic3d_Structure)& theStructure,
187 const Aspect_TypeOfUpdate theUpdateMode);
189 //! Highlights the structure in the view.
190 Standard_EXPORT void Highlight (const Handle(Graphic3d_Structure)& theStructure,
191 const Aspect_TypeOfHighlightMethod theMethod);
193 //! Transforms the structure in the view.
194 Standard_EXPORT void SetTransform (const Handle(Graphic3d_Structure)& theStructure,
195 const TColStd_Array2OfReal& theTrsf);
197 //! Suppress the highlighting on the structure <AStructure>
198 //! in the view <me>.
199 Standard_EXPORT void UnHighlight (const Handle(Graphic3d_Structure)& theStructure);
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;
204 //! Returns true if the structure is displayed in the view.
205 Standard_EXPORT Standard_Boolean IsDisplayed (const Handle(Graphic3d_Structure)& theStructure) const;
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);
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);
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;
222 //! Redraw content of the view.
223 virtual void Redraw() = 0;
225 //! Redraw immediate content of the view.
226 virtual void RedrawImmediate() = 0;
228 //! Invalidates content of the view but does not redraw it.
229 virtual void Invalidate() = 0;
231 //! Return true if view content cache has been invalidated.
232 virtual Standard_Boolean IsInvalidated() = 0;
234 //! Handle changing size of the rendering window.
235 virtual void Resized() = 0;
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;
251 //! Creates and maps rendering window to the view.
252 //! @param theWindow [in] the window.
253 //! @param theContext [in] the rendering context. If NULL the context will be created internally.
254 virtual void SetWindow (const Handle(Aspect_Window)& theWindow,
255 const Aspect_RenderingContext theContext = NULL) = 0;
257 //! Returns the window associated to the view.
258 virtual Handle(Aspect_Window) Window() const = 0;
260 //! Returns True if the window associated to the view is defined.
261 virtual Standard_Boolean IsDefined() const = 0;
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;
269 //! Erases z-buffer trihedron.
270 virtual void TriedronErase() = 0;
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;
280 //! Displays trihedron echo.
281 virtual void TriedronEcho (const Aspect_TypeOfTriedronEcho theType = Aspect_TOTE_NONE) = 0;
283 //! Returns data of a graduated trihedron
284 virtual const Graphic3d_GraduatedTrihedron& GetGraduatedTrihedron() = 0;
286 //! Displays Graduated Trihedron.
287 virtual void GraduatedTrihedronDisplay (const Graphic3d_GraduatedTrihedron& theTrihedronData) = 0;
289 //! Erases Graduated Trihedron.
290 virtual void GraduatedTrihedronErase() = 0;
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;
297 //! Dump active rendering buffer into specified memory buffer.
298 virtual Standard_Boolean BufferDump (Image_PixMap& theImage, const Graphic3d_BufferType& theBufferType) = 0;
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;
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;
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;
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;
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;
343 //! Returns the bounding box of all structures displayed in the Z layer.
344 virtual void InvalidateZLayerBoundingBox (const Graphic3d_ZLayerId theLayerId) const = 0;
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;
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;
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;
363 //! Returns zoom-scale factor.
364 Standard_EXPORT Standard_Real ConsiderZoomPersistenceObjects();
366 //! Returns pointer to an assigned framebuffer object.
367 virtual Handle(Standard_Transient) FBO() const = 0;
369 //! Sets framebuffer object for offscreen rendering.
370 virtual void SetFBO (const Handle(Standard_Transient)& theFbo) = 0;
372 //! Generate offscreen FBO in the graphic library.
373 //! If not supported on hardware returns NULL.
374 virtual Handle(Standard_Transient) FBOCreate (const Standard_Integer theWidth,
375 const Standard_Integer theHeight) = 0;
377 //! Remove offscreen FBO from the graphic library
378 virtual void FBORelease (Handle(Standard_Transient)& theFbo) = 0;
380 //! Read offscreen FBO configuration.
381 virtual void FBOGetDimensions (const Handle(Standard_Transient)& theFbo,
382 Standard_Integer& theWidth,
383 Standard_Integer& theHeight,
384 Standard_Integer& theWidthMax,
385 Standard_Integer& theHeightMax) = 0;
387 //! Change offscreen FBO viewport.
388 virtual void FBOChangeViewport (const Handle(Standard_Transient)& theFbo,
389 const Standard_Integer theWidth,
390 const Standard_Integer theHeight) = 0;
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);
399 //! Returns current rendering parameters and effect settings.
400 const Graphic3d_RenderingParams& RenderingParams() const { return myRenderParams; }
402 //! Returns reference to current rendering parameters and effect settings.
403 Graphic3d_RenderingParams& ChangeRenderingParams() { return myRenderParams; }
405 //! Returns true if anti-aliasing is enabled for the view.
406 virtual Standard_Boolean IsAntialiasingEnabled() const = 0;
408 //! Enable or disable anti-aliasing in the view.
409 virtual void SetAntialiasingEnabled (const Standard_Boolean theIsEnabled) = 0;
411 //! Returns background fill color.
412 virtual Aspect_Background Background() const = 0;
414 //! Sets background fill color.
415 virtual void SetBackground (const Aspect_Background& theBackground) = 0;
417 //! Returns gradient background fill colors.
418 virtual Aspect_GradientBackground GradientBackground() const = 0;
420 //! Sets gradient background fill colors.
421 virtual void SetGradientBackground (const Aspect_GradientBackground& theBackground) = 0;
423 //! Returns background image texture file path.
424 virtual TCollection_AsciiString BackgroundImage() = 0;
426 //! Sets background image texture file path.
427 virtual void SetBackgroundImage (const TCollection_AsciiString& theFilePath) = 0;
429 //! Returns background image fill style.
430 virtual Aspect_FillMethod BackgroundImageStyle() const = 0;
432 //! Sets background image fill style.
433 virtual void SetBackgroundImageStyle (const Aspect_FillMethod theFillStyle) = 0;
435 //! Returns environment texture set for the view.
436 virtual Handle(Graphic3d_TextureEnv) TextureEnv() const = 0;
438 //! Sets environment texture for the view.
439 virtual void SetTextureEnv (const Handle(Graphic3d_TextureEnv)& theTextureEnv) = 0;
441 //! Returns the state of frustum culling optimization.
442 virtual Standard_Boolean IsCullingEnabled() const = 0;
444 //! Enables or disables frustum culling optimization.
445 virtual void SetCullingEnabled (const Standard_Boolean theIsEnabled) = 0;
447 //! Returns shading model of the view.
448 virtual Graphic3d_TypeOfShadingModel ShadingModel() const = 0;
450 //! Sets shading model of the view.
451 virtual void SetShadingModel (const Graphic3d_TypeOfShadingModel theModel) = 0;
453 //! Return backfacing model used for the view.
454 virtual Graphic3d_TypeOfBackfacingModel BackfacingModel() const = 0;
456 //! Sets backfacing model for the view.
457 virtual void SetBackfacingModel (const Graphic3d_TypeOfBackfacingModel theModel) = 0;
459 //! Returns camera object of the view.
460 virtual const Handle(Graphic3d_Camera)& Camera() const = 0;
462 //! Sets camera used by the view.
463 virtual void SetCamera (const Handle(Graphic3d_Camera)& theCamera) = 0;
465 //! Returns the activity of back z-clipping plane.
466 virtual Standard_Boolean BackZClippingIsOn() const = 0;
468 //! Activates the back Z-clipping plane.
469 virtual void SetBackZClippingOn (const Standard_Boolean theIsOn) = 0;
471 //! Returns the definition of the back Z-clipping plane.
472 virtual Standard_Real ZClippingBackPlane() const = 0;
474 //! Sets the definition of the back Z-clipping plane.
475 virtual void SetZClippingBackPlane (const Standard_Real theValue) = 0;
477 //! Returns the activity of front z-clipping plane.
478 virtual Standard_Boolean FrontZClippingIsOn() const = 0;
480 //! Activates the front Z-clipping plane.
481 virtual void SetFrontZClippingOn (const Standard_Boolean theIsOn) = 0;
483 //! Returns the definition of the front Z-clipping plane.
484 virtual Standard_Real ZClippingFrontPlane() const = 0;
486 //! Sets the definition of the front Z-clipping plane.
487 virtual void SetZClippingFrontPlane (const Standard_Real theValue) = 0;
489 //! Returns the activity of depth cueing.
490 virtual Standard_Boolean DepthCueingIsOn() const = 0;
492 //! Sets the activity of depth cueing.
493 virtual void SetDepthCueingOn (const Standard_Boolean theIsOn) = 0;
495 //! Returns the back depth cueing plane.
496 virtual Standard_Real DepthCueingBackPlane() const = 0;
498 //! Set the back depth cueing plane.
499 virtual void SetDepthCueingBackPlane (const Standard_Real theValue) = 0;
501 //! Returns the front depth cueing plane.
502 virtual Standard_Real DepthCueingFrontPlane() const = 0;
504 //! Set the front depth cueing plane.
505 virtual void SetDepthCueingFrontPlane (const Standard_Real theValue) = 0;
507 //! Returns true if GL lighting is enabled.
508 virtual Standard_Boolean IsGLLightEnabled() const = 0;
510 //! Sets GL lighting enabled or disable state.
511 virtual void SetGLLightEnabled (const Standard_Boolean theIsEnabled) = 0;
513 //! Returns list of lights of the view.
514 virtual const Graphic3d_ListOfCLight& Lights() const = 0;
516 //! Sets list of lights for the view.
517 virtual void SetLights (const Graphic3d_ListOfCLight& theLights) = 0;
519 //! Returns list of clip planes set for the view.
520 virtual const Graphic3d_SequenceOfHClipPlane& ClipPlanes() const = 0;
522 //! Sets list of clip planes for the view.
523 virtual void SetClipPlanes (const Graphic3d_SequenceOfHClipPlane& thePlanes) = 0;
527 //! Adds the structure to display lists of the view.
528 virtual void displayStructure (const Handle(Graphic3d_CStructure)& theStructure,
529 const Standard_Integer thePriority) = 0;
531 //! Erases the structure from display lists of the view.
532 virtual void eraseStructure (const Handle(Graphic3d_CStructure)& theStructure) = 0;
534 //! Change Z layer of a structure already presented in view.
535 virtual void changeZLayer (const Handle(Graphic3d_CStructure)& theCStructure,
536 const Graphic3d_ZLayerId theNewLayerId) = 0;
538 //! Changes the priority of a structure within its Z layer in the specified view.
539 virtual void changePriority (const Handle(Graphic3d_CStructure)& theCStructure,
540 const Standard_Integer theNewPriority) = 0;
542 //! Returns zoom-scale factor.
543 virtual Standard_Real considerZoomPersistenceObjects (const Graphic3d_ZLayerId theLayerId,
544 const Handle(Graphic3d_Camera)& theCamera,
545 const Standard_Integer theWindowWidth,
546 const Standard_Integer theWindowHeight,
547 const Standard_Boolean theToIgnoreInfiniteFlag) const = 0;
551 Standard_Integer myId;
552 Graphic3d_RenderingParams myRenderParams;
553 Handle(Graphic3d_StructureManager) myStructureManager;
554 Graphic3d_SequenceOfStructure myStructsToCompute;
555 Graphic3d_SequenceOfStructure myStructsComputed;
556 Graphic3d_MapOfStructure myStructsDisplayed;
557 Handle(Graphic3d_NMapOfTransient) myHiddenObjects;
558 Standard_Boolean myIsInComputedMode;
559 Standard_Boolean myIsActive;
560 Standard_Boolean myIsRemoved;
561 Graphic3d_TypeOfVisualization myVisualization;
565 DEFINE_STANDARD_RTTIEXT(Graphic3d_CView,Graphic3d_DataStructureManager)
568 #endif // _Graphic3d_CView_HeaderFile