1 // Copyright (c) 2015 OPEN CASCADE SAS 2 // 3 // This file is part of Open CASCADE Technology software library. 4 // 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. 10 // 11 // Alternatively, this file may be used under the terms of Open CASCADE 12 // commercial license or contractual agreement. 13 14 #ifndef _Graphic3d_CView_HeaderFile 15 #define _Graphic3d_CView_HeaderFile 16 17 #include <Aspect_Handle.hxx> 18 #include <Aspect_RenderingContext.hxx> 19 #include <Aspect_Window.hxx> 20 #include <Graphic3d_BufferType.hxx> 21 #include <Graphic3d_Camera.hxx> 22 #include <Graphic3d_CubeMap.hxx> 23 #include <Graphic3d_CLight.hxx> 24 #include <Graphic3d_CStructure.hxx> 25 #include <Graphic3d_DataStructureManager.hxx> 26 #include <Graphic3d_DiagnosticInfo.hxx> 27 #include <Graphic3d_GraduatedTrihedron.hxx> 28 #include <Graphic3d_MapOfStructure.hxx> 29 #include <Graphic3d_NMapOfTransient.hxx> 30 #include <Graphic3d_RenderingParams.hxx> 31 #include <Graphic3d_SequenceOfHClipPlane.hxx> 32 #include <Graphic3d_SequenceOfStructure.hxx> 33 #include <Graphic3d_Structure.hxx> 34 #include <Graphic3d_TextureEnv.hxx> 35 #include <Graphic3d_TypeOfAnswer.hxx> 36 #include <Graphic3d_TypeOfBackfacingModel.hxx> 37 #include <Graphic3d_TypeOfShadingModel.hxx> 38 #include <Graphic3d_TypeOfVisualization.hxx> 39 #include <Graphic3d_Vec3.hxx> 40 #include <Graphic3d_ZLayerId.hxx> 41 #include <Graphic3d_ZLayerSettings.hxx> 42 #include <Image_PixMap.hxx> 43 #include <Quantity_NameOfColor.hxx> 44 #include <Standard_Address.hxx> 45 #include <Standard_Transient.hxx> 46 #include <TColStd_IndexedDataMapOfStringString.hxx> 47 48 class Graphic3d_CView; 49 class Graphic3d_GraphicDriver; 50 class Graphic3d_Layer; 51 class Graphic3d_StructureManager; 52 53 DEFINE_STANDARD_HANDLE (Graphic3d_CView, Graphic3d_DataStructureManager) 54 55 //! Base class of a graphical view that carries out rendering process for a concrete 56 //! implementation of graphical driver. Provides virtual interfaces for redrawing its 57 //! contents, management of displayed structures and render settings. The source code 58 //! of the class itself implements functionality related to management of 59 //! computed (HLR or "view-dependent") structures. 60 class Graphic3d_CView : public Graphic3d_DataStructureManager 61 { 62 friend class Graphic3d_StructureManager; 63 DEFINE_STANDARD_RTTIEXT(Graphic3d_CView, Graphic3d_DataStructureManager) 64 public: 65 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. Identification() const73 Standard_Integer Identification() const { return myId; } 74 75 //! Activates the view. Maps presentations defined within structure manager onto this view. 76 Standard_EXPORT virtual void Activate(); 77 78 //! Deactivates the view. Unmaps presentations defined within structure manager. 79 //! The view in deactivated state will ignore actions on structures such as Display(). 80 Standard_EXPORT virtual void Deactivate(); 81 82 //! Returns the activity flag of the view. IsActive() const83 Standard_Boolean IsActive() const { return myIsActive; } 84 85 //! Erases the view and removes from graphic driver. 86 //! No more graphic operations are allowed in this view after the call. 87 Standard_EXPORT virtual void Remove(); 88 89 //! Returns true if the view was removed. IsRemoved() const90 Standard_Boolean IsRemoved() const { return myIsRemoved; } 91 92 //! Returns camera object of the view. Handle(Graphic3d_Camera)93 virtual const Handle(Graphic3d_Camera)& Camera() const { return myCamera; } 94 95 //! Sets camera used by the view. SetCamera(const Handle (Graphic3d_Camera)& theCamera)96 virtual void SetCamera (const Handle(Graphic3d_Camera)& theCamera) { myCamera = theCamera; } 97 98 public: 99 100 //! Returns default Shading Model of the view; Graphic3d_TOSM_FRAGMENT by default. ShadingModel() const101 Graphic3d_TypeOfShadingModel ShadingModel() const { return myShadingModel; } 102 103 //! Sets default Shading Model of the view. 104 //! Will throw an exception on attempt to set Graphic3d_TOSM_DEFAULT. 105 Standard_EXPORT void SetShadingModel (Graphic3d_TypeOfShadingModel theModel); 106 107 //! Returns visualization type of the view. VisualizationType() const108 Graphic3d_TypeOfVisualization VisualizationType() const { return myVisualization; } 109 110 //! Sets visualization type of the view. SetVisualizationType(const Graphic3d_TypeOfVisualization theType)111 void SetVisualizationType (const Graphic3d_TypeOfVisualization theType) { myVisualization = theType; } 112 113 //! Switches computed HLR mode in the view 114 Standard_EXPORT void SetComputedMode (const Standard_Boolean theMode); 115 116 //! Returns the computed HLR mode state ComputedMode() const117 Standard_Boolean ComputedMode() const { return myIsInComputedMode; } 118 119 //! Computes the new presentation of the structure displayed in this view with the type Graphic3d_TOS_COMPUTED. 120 Standard_EXPORT void ReCompute (const Handle(Graphic3d_Structure)& theStructure); 121 122 //! Invalidates bounding box of specified ZLayerId. 123 Standard_EXPORT void Update (const Graphic3d_ZLayerId theLayerId = Graphic3d_ZLayerId_UNKNOWN); 124 125 //! Computes the new presentation of the structures displayed in this view with the type Graphic3d_TOS_COMPUTED. 126 Standard_EXPORT void Compute(); 127 128 //! Returns Standard_True if one of the structures displayed in the view contains Polygons, Triangles or Quadrangles. 129 Standard_EXPORT Standard_Boolean ContainsFacet() const; 130 131 //! Returns Standard_True if one of the structures in the set contains Polygons, Triangles or Quadrangles. 132 Standard_EXPORT Standard_Boolean ContainsFacet (const Graphic3d_MapOfStructure& theSet) const; 133 134 //! Returns the set of structures displayed in this view. 135 Standard_EXPORT void DisplayedStructures (Graphic3d_MapOfStructure& theStructures) const; 136 137 //! Returns number of displayed structures in the view. NumberOfDisplayedStructures() const138 virtual Standard_Integer NumberOfDisplayedStructures() const { return myStructsDisplayed.Extent(); } 139 140 //! Returns map of objects hidden within this specific view (not viewer-wise). Handle(Graphic3d_NMapOfTransient)141 const Handle(Graphic3d_NMapOfTransient)& HiddenObjects() const { return myHiddenObjects; } 142 143 //! Returns map of objects hidden within this specific view (not viewer-wise). Handle(Graphic3d_NMapOfTransient)144 Handle(Graphic3d_NMapOfTransient)& ChangeHiddenObjects() { return myHiddenObjects; } 145 146 //! Returns Standard_True in case if the structure with the given <theStructId> is 147 //! in list of structures to be computed and stores computed struct to <theComputedStruct>. 148 Standard_EXPORT Standard_Boolean IsComputed (const Standard_Integer theStructId, 149 Handle(Graphic3d_Structure)& theComputedStruct) const; 150 151 //! Returns the bounding box of all structures displayed in the view. 152 //! If theToIncludeAuxiliary is TRUE, then the boundary box also includes minimum and maximum limits 153 //! of graphical elements forming parts of infinite and other auxiliary structures. 154 //! @param theToIncludeAuxiliary consider also auxiliary presentations (with infinite flag or with trihedron transformation persistence) 155 //! @return computed bounding box 156 Standard_EXPORT virtual Bnd_Box MinMaxValues (const Standard_Boolean theToIncludeAuxiliary = Standard_False) const; 157 158 //! Returns the coordinates of the boundary box of all structures in the set <theSet>. 159 //! If <theToIgnoreInfiniteFlag> is TRUE, then the boundary box 160 //! also includes minimum and maximum limits of graphical elements 161 //! forming parts of infinite structures. 162 Standard_EXPORT Bnd_Box MinMaxValues (const Graphic3d_MapOfStructure& theSet, 163 const Standard_Boolean theToIncludeAuxiliary = Standard_False) const; 164 165 //! Returns the structure manager handle which manage structures associated with this view. Handle(Graphic3d_StructureManager)166 const Handle(Graphic3d_StructureManager)& StructureManager() const { return myStructureManager; } 167 168 private: 169 170 //! Is it possible to display the structure in the view? 171 Standard_EXPORT Graphic3d_TypeOfAnswer acceptDisplay (const Graphic3d_TypeOfStructure theStructType) const; 172 173 //! Clears the structure in this view. 174 Standard_EXPORT void Clear (Graphic3d_Structure* theStructure, 175 const Standard_Boolean theWithDestruction); 176 177 //! Connects the structures. 178 Standard_EXPORT void Connect (const Graphic3d_Structure* theMother, 179 const Graphic3d_Structure* theDaughter); 180 181 //! Disconnects the structures. 182 Standard_EXPORT void Disconnect (const Graphic3d_Structure* theMother, 183 const Graphic3d_Structure* theDaughter); 184 185 //! Displays the structure in the view. 186 Standard_EXPORT void Display (const Handle(Graphic3d_Structure)& theStructure); 187 188 //! Erases the structure from the view. 189 Standard_EXPORT void Erase (const Handle(Graphic3d_Structure)& theStructure); 190 191 //! Highlights the structure in the view. 192 Standard_EXPORT void Highlight (const Handle(Graphic3d_Structure)& theStructure); 193 194 //! Transforms the structure in the view. 195 Standard_EXPORT void SetTransform (const Handle(Graphic3d_Structure)& theStructure, 196 const Handle(Geom_Transformation)& theTrsf); 197 198 //! Suppress the highlighting on the structure <AStructure> 199 //! in the view <me>. 200 Standard_EXPORT void UnHighlight (const Handle(Graphic3d_Structure)& theStructure); 201 202 //! Returns an index != 0 if the structure have another structure computed for the view <me>. 203 Standard_EXPORT Standard_Integer IsComputed (const Graphic3d_Structure* theStructure) const; 204 IsComputed(const Handle (Graphic3d_Structure)& theStructure) const205 Standard_Integer IsComputed (const Handle(Graphic3d_Structure)& theStructure) const { return IsComputed (theStructure.get()); } 206 207 //! Returns true if the structure is displayed in the view. 208 Standard_EXPORT Standard_Boolean IsDisplayed (const Handle(Graphic3d_Structure)& theStructure) const; 209 210 //! Changes the display priority of the structure. 211 Standard_EXPORT void ChangePriority (const Handle(Graphic3d_Structure)& theStructure, 212 const Standard_Integer theOldPriority, 213 const Standard_Integer theNewPriority); 214 215 //! Change Z layer of already displayed structure in the view. 216 Standard_EXPORT void ChangeZLayer (const Handle(Graphic3d_Structure)& theStructure, 217 const Graphic3d_ZLayerId theLayerId); 218 219 //! Returns an index != 0 if the structure have the same owner than another structure 220 //! in the sequence of the computed structures. 221 Standard_EXPORT Standard_Integer HaveTheSameOwner (const Handle(Graphic3d_Structure)& theStructure) const; 222 223 public: 224 225 //! Redraw content of the view. 226 virtual void Redraw() = 0; 227 228 //! Redraw immediate content of the view. 229 virtual void RedrawImmediate() = 0; 230 231 //! Invalidates content of the view but does not redraw it. 232 virtual void Invalidate() = 0; 233 234 //! Return true if view content cache has been invalidated. 235 virtual Standard_Boolean IsInvalidated() = 0; 236 237 //! Handle changing size of the rendering window. 238 virtual void Resized() = 0; 239 240 //! @param theDrawToFrontBuffer Advanced option to modify rendering mode: 241 //! 1. TRUE. Drawing immediate mode structures directly to the front buffer over the scene image. 242 //! Fast, so preferred for interactive work (used by default). 243 //! However these extra drawings will be missed in image dump since it is performed from back buffer. 244 //! Notice that since no pre-buffering used the V-Sync will be ignored and rendering could be seen 245 //! in run-time (in case of slow hardware) and/or tearing may appear. 246 //! So this is strongly recommended to draw only simple (fast) structures. 247 //! 2. FALSE. Drawing immediate mode structures to the back buffer. 248 //! The complete scene is redrawn first, so this mode is slower if scene contains complex data and/or V-Sync 249 //! is turned on. But it works in any case and is especially useful for view dump because the dump image is read 250 //! from the back buffer. 251 //! @return previous mode. 252 virtual Standard_Boolean SetImmediateModeDrawToFront (const Standard_Boolean theDrawToFrontBuffer) = 0; 253 254 //! Creates and maps rendering window to the view. 255 //! @param theWindow [in] the window. 256 //! @param theContext [in] the rendering context. If NULL the context will be created internally. 257 virtual void SetWindow (const Handle(Aspect_Window)& theWindow, 258 const Aspect_RenderingContext theContext = NULL) = 0; 259 260 //! Returns the window associated to the view. 261 virtual Handle(Aspect_Window) Window() const = 0; 262 263 //! Returns True if the window associated to the view is defined. 264 virtual Standard_Boolean IsDefined() const = 0; 265 266 //! Dump active rendering buffer into specified memory buffer. 267 virtual Standard_Boolean BufferDump (Image_PixMap& theImage, const Graphic3d_BufferType& theBufferType) = 0; 268 269 //! Marks BVH tree and the set of BVH primitives of correspondent priority list with id theLayerId as outdated. 270 virtual void InvalidateBVHData (const Graphic3d_ZLayerId theLayerId) = 0; 271 272 //! Add a layer to the view. 273 //! @param theNewLayerId [in] id of new layer, should be > 0 (negative values are reserved for default layers). 274 //! @param theSettings [in] new layer settings 275 //! @param theLayerAfter [in] id of layer to append new layer before 276 virtual void InsertLayerBefore (const Graphic3d_ZLayerId theNewLayerId, 277 const Graphic3d_ZLayerSettings& theSettings, 278 const Graphic3d_ZLayerId theLayerAfter) = 0; 279 280 //! Add a layer to the view. 281 //! @param theNewLayerId [in] id of new layer, should be > 0 (negative values are reserved for default layers). 282 //! @param theSettings [in] new layer settings 283 //! @param theLayerBefore [in] id of layer to append new layer after 284 virtual void InsertLayerAfter (const Graphic3d_ZLayerId theNewLayerId, 285 const Graphic3d_ZLayerSettings& theSettings, 286 const Graphic3d_ZLayerId theLayerBefore) = 0; 287 288 //! Returns the maximum Z layer ID. 289 //! First layer ID is Graphic3d_ZLayerId_Default, last ID is ZLayerMax(). 290 virtual Standard_Integer ZLayerMax() const = 0; 291 292 //! Returns the list of layers. 293 virtual const NCollection_List<Handle(Graphic3d_Layer)>& Layers() const = 0; 294 295 //! Returns layer with given ID or NULL if undefined. 296 virtual Handle(Graphic3d_Layer) Layer (const Graphic3d_ZLayerId theLayerId) const = 0; 297 298 //! Returns the bounding box of all structures displayed in the Z layer. 299 Standard_EXPORT virtual void InvalidateZLayerBoundingBox (const Graphic3d_ZLayerId theLayerId); 300 301 //! Remove Z layer from the specified view. All structures 302 //! displayed at the moment in layer will be displayed in default layer 303 //! ( the bottom-level z layer ). To unset layer ID from associated 304 //! structures use method UnsetZLayer (...). 305 virtual void RemoveZLayer (const Graphic3d_ZLayerId theLayerId) = 0; 306 307 //! Sets the settings for a single Z layer of specified view. 308 virtual void SetZLayerSettings (const Graphic3d_ZLayerId theLayerId, 309 const Graphic3d_ZLayerSettings& theSettings) = 0; 310 311 //! Returns zoom-scale factor. 312 Standard_EXPORT Standard_Real ConsiderZoomPersistenceObjects(); 313 314 //! Returns pointer to an assigned framebuffer object. 315 virtual Handle(Standard_Transient) FBO() const = 0; 316 317 //! Sets framebuffer object for offscreen rendering. 318 virtual void SetFBO (const Handle(Standard_Transient)& theFbo) = 0; 319 320 //! Generate offscreen FBO in the graphic library. 321 //! If not supported on hardware returns NULL. 322 virtual Handle(Standard_Transient) FBOCreate (const Standard_Integer theWidth, 323 const Standard_Integer theHeight) = 0; 324 325 //! Remove offscreen FBO from the graphic library 326 virtual void FBORelease (Handle(Standard_Transient)& theFbo) = 0; 327 328 //! Read offscreen FBO configuration. 329 virtual void FBOGetDimensions (const Handle(Standard_Transient)& theFbo, 330 Standard_Integer& theWidth, 331 Standard_Integer& theHeight, 332 Standard_Integer& theWidthMax, 333 Standard_Integer& theHeightMax) = 0; 334 335 //! Change offscreen FBO viewport. 336 virtual void FBOChangeViewport (const Handle(Standard_Transient)& theFbo, 337 const Standard_Integer theWidth, 338 const Standard_Integer theHeight) = 0; 339 340 public: 341 342 //! Copy visualization settings from another view. 343 //! Method is used for cloning views in viewer when its required to create view 344 //! with same view properties. 345 Standard_EXPORT virtual void CopySettings (const Handle(Graphic3d_CView)& theOther); 346 347 //! Returns current rendering parameters and effect settings. RenderingParams() const348 const Graphic3d_RenderingParams& RenderingParams() const { return myRenderParams; } 349 350 //! Returns reference to current rendering parameters and effect settings. ChangeRenderingParams()351 Graphic3d_RenderingParams& ChangeRenderingParams() { return myRenderParams; } 352 353 //! Returns background fill color. Background() const354 virtual Aspect_Background Background() const { return Aspect_Background (myBgColor.GetRGB()); } 355 356 //! Sets background fill color. SetBackground(const Aspect_Background & theBackground)357 virtual void SetBackground (const Aspect_Background& theBackground) { myBgColor.SetRGB (theBackground.Color()); } 358 359 //! Returns gradient background fill colors. 360 virtual Aspect_GradientBackground GradientBackground() const = 0; 361 362 //! Sets gradient background fill colors. 363 virtual void SetGradientBackground (const Aspect_GradientBackground& theBackground) = 0; 364 365 //! Returns background image texture file path. 366 virtual TCollection_AsciiString BackgroundImage() = 0; 367 368 //! Sets background image texture file path. 369 virtual void SetBackgroundImage (const TCollection_AsciiString& theFilePath) = 0; 370 371 //! Returns background image fill style. 372 virtual Aspect_FillMethod BackgroundImageStyle() const = 0; 373 374 //! Sets background image fill style. 375 virtual void SetBackgroundImageStyle (const Aspect_FillMethod theFillStyle) = 0; 376 377 //! Returns cubemap being setted last time on background. 378 virtual Handle(Graphic3d_CubeMap) BackgroundCubeMap() const = 0; 379 380 //! Sets environment cubemap as background. 381 virtual void SetBackgroundCubeMap (const Handle(Graphic3d_CubeMap)& theCubeMap) = 0; 382 383 //! Returns environment texture set for the view. 384 virtual Handle(Graphic3d_TextureEnv) TextureEnv() const = 0; 385 386 //! Sets environment texture for the view. 387 virtual void SetTextureEnv (const Handle(Graphic3d_TextureEnv)& theTextureEnv) = 0; 388 389 //! Return backfacing model used for the view. 390 virtual Graphic3d_TypeOfBackfacingModel BackfacingModel() const = 0; 391 392 //! Sets backfacing model for the view. 393 virtual void SetBackfacingModel (const Graphic3d_TypeOfBackfacingModel theModel) = 0; 394 395 //! Returns list of lights of the view. 396 virtual const Handle(Graphic3d_LightSet)& Lights() const = 0; 397 398 //! Sets list of lights for the view. 399 virtual void SetLights (const Handle(Graphic3d_LightSet)& theLights) = 0; 400 401 //! Returns list of clip planes set for the view. 402 virtual const Handle(Graphic3d_SequenceOfHClipPlane)& ClipPlanes() const = 0; 403 404 //! Sets list of clip planes for the view. 405 virtual void SetClipPlanes (const Handle(Graphic3d_SequenceOfHClipPlane)& thePlanes) = 0; 406 407 //! Fill in the dictionary with diagnostic info. 408 //! Should be called within rendering thread. 409 //! 410 //! This API should be used only for user output or for creating automated reports. 411 //! The format of returned information (e.g. key-value layout) 412 //! is NOT part of this API and can be changed at any time. 413 //! Thus application should not parse returned information to weed out specific parameters. 414 virtual void DiagnosticInformation (TColStd_IndexedDataMapOfStringString& theDict, 415 Graphic3d_DiagnosticInfo theFlags) const = 0; 416 417 //! Returns string with statistic performance info. 418 virtual TCollection_AsciiString StatisticInformation() const = 0; 419 420 //! Fills in the dictionary with statistic performance info. 421 virtual void StatisticInformation (TColStd_IndexedDataMapOfStringString& theDict) const = 0; 422 423 public: //! @name obsolete Graduated Trihedron functionality 424 425 //! Returns data of a graduated trihedron GetGraduatedTrihedron()426 virtual const Graphic3d_GraduatedTrihedron& GetGraduatedTrihedron() { return myGTrihedronData; } 427 428 //! Displays Graduated Trihedron. GraduatedTrihedronDisplay(const Graphic3d_GraduatedTrihedron & theTrihedronData)429 virtual void GraduatedTrihedronDisplay (const Graphic3d_GraduatedTrihedron& theTrihedronData) { (void )theTrihedronData; } 430 431 //! Erases Graduated Trihedron. GraduatedTrihedronErase()432 virtual void GraduatedTrihedronErase() {} 433 434 //! Sets minimum and maximum points of scene bounding box for Graduated Trihedron stored in graphic view object. 435 //! @param theMin [in] the minimum point of scene. 436 //! @param theMax [in] the maximum point of scene. GraduatedTrihedronMinMaxValues(const Graphic3d_Vec3 theMin,const Graphic3d_Vec3 theMax)437 virtual void GraduatedTrihedronMinMaxValues (const Graphic3d_Vec3 theMin, const Graphic3d_Vec3 theMax) 438 { 439 (void )theMin; 440 (void )theMax; 441 } 442 443 private: 444 445 //! Adds the structure to display lists of the view. 446 virtual void displayStructure (const Handle(Graphic3d_CStructure)& theStructure, 447 const Standard_Integer thePriority) = 0; 448 449 //! Erases the structure from display lists of the view. 450 virtual void eraseStructure (const Handle(Graphic3d_CStructure)& theStructure) = 0; 451 452 //! Change Z layer of a structure already presented in view. 453 virtual void changeZLayer (const Handle(Graphic3d_CStructure)& theCStructure, 454 const Graphic3d_ZLayerId theNewLayerId) = 0; 455 456 //! Changes the priority of a structure within its Z layer in the specified view. 457 virtual void changePriority (const Handle(Graphic3d_CStructure)& theCStructure, 458 const Standard_Integer theNewPriority) = 0; 459 460 protected: 461 462 Standard_Integer myId; 463 Graphic3d_RenderingParams myRenderParams; 464 Quantity_ColorRGBA myBgColor; 465 Handle(Graphic3d_StructureManager) myStructureManager; 466 Handle(Graphic3d_Camera) myCamera; 467 Graphic3d_SequenceOfStructure myStructsToCompute; 468 Graphic3d_SequenceOfStructure myStructsComputed; 469 Graphic3d_MapOfStructure myStructsDisplayed; 470 Handle(Graphic3d_NMapOfTransient) myHiddenObjects; 471 Standard_Boolean myIsInComputedMode; 472 Standard_Boolean myIsActive; 473 Standard_Boolean myIsRemoved; 474 Graphic3d_TypeOfShadingModel myShadingModel; 475 Graphic3d_TypeOfVisualization myVisualization; 476 477 protected: 478 479 Graphic3d_GraduatedTrihedron myGTrihedronData; 480 481 }; 482 483 #endif // _Graphic3d_CView_HeaderFile 484