Commit | Line | Data |
---|---|---|
b311480e | 1 | // Created on: 2011-10-20 |
2 | // Created by: Sergey ZERCHANINOV | |
973c2be1 | 3 | // Copyright (c) 2011-2014 OPEN CASCADE SAS |
b311480e | 4 | // |
973c2be1 | 5 | // This file is part of Open CASCADE Technology software library. |
b311480e | 6 | // |
d5f74e42 | 7 | // This library is free software; you can redistribute it and/or modify it under |
8 | // the terms of the GNU Lesser General Public License version 2.1 as published | |
973c2be1 | 9 | // by the Free Software Foundation, with special exception defined in the file |
10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT | |
11 | // distribution for complete text of the license and disclaimer of any warranty. | |
b311480e | 12 | // |
973c2be1 | 13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. | |
b311480e | 15 | |
2166f0fa SK |
16 | #ifndef _OpenGl_GraphicDriver_HeaderFile |
17 | #define _OpenGl_GraphicDriver_HeaderFile | |
18 | ||
19 | #include <Graphic3d_GraphicDriver.hxx> | |
5e27df78 | 20 | #include <OpenGl_Context.hxx> |
a174a3c5 | 21 | #include <OpenGl_PrinterContext.hxx> |
2166f0fa SK |
22 | |
23 | #include <Standard_CString.hxx> | |
24 | ||
b7c077b9 | 25 | #include <TColStd_HArray1OfByte.hxx> |
26 | #include <TColStd_HArray1OfReal.hxx> | |
2166f0fa SK |
27 | #include <Quantity_PlaneAngle.hxx> |
28 | #include <Quantity_NameOfColor.hxx> | |
2166f0fa SK |
29 | |
30 | #include <Aspect_Display.hxx> | |
dc3fe572 | 31 | #include <Aspect_DisplayConnection.hxx> |
2166f0fa SK |
32 | #include <Aspect_GradientFillMethod.hxx> |
33 | #include <Aspect_FillMethod.hxx> | |
2166f0fa SK |
34 | #include <Aspect_TypeOfTriedronPosition.hxx> |
35 | #include <Aspect_TypeOfTriedronEcho.hxx> | |
36 | #include <Aspect_Handle.hxx> | |
37 | #include <Aspect_PrintAlgo.hxx> | |
938d4544 | 38 | #include <gp_Ax2.hxx> |
2166f0fa SK |
39 | #include <Graphic3d_CView.hxx> |
40 | #include <Graphic3d_CStructure.hxx> | |
2166f0fa SK |
41 | #include <Graphic3d_TextPath.hxx> |
42 | #include <Graphic3d_HorizontalTextAlignment.hxx> | |
43 | #include <Graphic3d_VerticalTextAlignment.hxx> | |
2166f0fa | 44 | #include <Graphic3d_CUserDraw.hxx> |
a79f67f8 | 45 | #include <Graphic3d_GraduatedTrihedron.hxx> |
2166f0fa | 46 | #include <Graphic3d_TypeOfComposition.hxx> |
2166f0fa SK |
47 | #include <Graphic3d_ExportFormat.hxx> |
48 | #include <Graphic3d_SortType.hxx> | |
49 | #include <Graphic3d_PtrFrameBuffer.hxx> | |
50 | #include <Graphic3d_Array1OfVertex.hxx> | |
2166f0fa | 51 | #include <Graphic3d_Array2OfVertex.hxx> |
692613e5 | 52 | #include <Graphic3d_BufferType.hxx> |
2166f0fa SK |
53 | #include <NCollection_DataMap.hxx> |
54 | ||
b7c077b9 | 55 | #include <TColStd_Array1OfInteger.hxx> |
56 | #include <TColStd_HArray1OfReal.hxx> | |
57 | #include <TColStd_Array2OfReal.hxx> | |
58 | #include <TColStd_HArray1OfByte.hxx> | |
59 | ||
2166f0fa SK |
60 | class Graphic3d_Vector; |
61 | class Quantity_Color; | |
62 | class Graphic3d_Vertex; | |
2166f0fa | 63 | class TCollection_ExtendedString; |
692613e5 | 64 | class Image_PixMap; |
5e27df78 | 65 | class OpenGl_Element; |
2166f0fa | 66 | class OpenGl_Structure; |
a174a3c5 | 67 | class OpenGl_Text; |
c04c30b3 | 68 | class OpenGl_View; |
2166f0fa | 69 | |
392ac980 | 70 | //! Tool class to implement consistent state counter |
71 | //! for objects inside the same driver instance. | |
72 | class OpenGl_StateCounter | |
73 | { | |
74 | public: | |
75 | ||
76 | OpenGl_StateCounter() : myCounter (0) { } | |
77 | ||
78 | Standard_Size Increment() { return ++myCounter; } | |
79 | ||
80 | private: | |
25b97fac | 81 | |
392ac980 | 82 | Standard_Size myCounter; |
83 | }; | |
84 | ||
c04c30b3 | 85 | class OpenGl_GraphicDriver; |
86 | DEFINE_STANDARD_HANDLE(OpenGl_GraphicDriver,Graphic3d_GraphicDriver) | |
87 | ||
ebc93ae7 | 88 | //! This class defines an OpenGl graphic driver |
2166f0fa SK |
89 | class OpenGl_GraphicDriver : public Graphic3d_GraphicDriver |
90 | { | |
bf75be98 | 91 | public: |
2166f0fa | 92 | |
25b97fac | 93 | //! Constructor. |
94 | //! @param theDisp connection to display, required on Linux but optional on other systems | |
05e2200b | 95 | //! @param theToInitialize perform initialization of default OpenGL context on construction |
25b97fac | 96 | Standard_EXPORT OpenGl_GraphicDriver (const Handle(Aspect_DisplayConnection)& theDisp, |
05e2200b | 97 | const Standard_Boolean theToInitialize = Standard_True); |
98 | ||
99 | //! Destructor. | |
100 | Standard_EXPORT virtual ~OpenGl_GraphicDriver(); | |
101 | ||
102 | //! Release default context. | |
103 | Standard_EXPORT void ReleaseContext(); | |
104 | ||
105 | //! Perform initialization of default OpenGL context. | |
106 | Standard_EXPORT Standard_Boolean InitContext(); | |
107 | ||
108 | #if defined(HAVE_EGL) || defined(__ANDROID__) | |
109 | //! Initialize default OpenGL context using existing one. | |
110 | //! @param theEglDisplay EGL connection to the Display | |
111 | //! @param theEglContext EGL rendering context | |
112 | //! @param theEglConfig EGL configuration | |
113 | Standard_EXPORT Standard_Boolean InitEglContext (Aspect_Display theEglDisplay, | |
114 | Aspect_RenderingContext theEglContext, | |
115 | void* theEglConfig); | |
116 | #endif | |
65993a95 | 117 | |
2166f0fa | 118 | Standard_EXPORT Standard_Integer InquireLightLimit (); |
2166f0fa | 119 | Standard_EXPORT Standard_Integer InquireViewLimit (); |
2166f0fa | 120 | |
2166f0fa SK |
121 | public: // Methods for graphical structures |
122 | ||
a1954302 | 123 | Standard_EXPORT void DisplayStructure (const Graphic3d_CView& theCView, |
124 | const Handle(Graphic3d_Structure)& theStructure, | |
125 | const Standard_Integer thePriority); | |
126 | Standard_EXPORT void EraseStructure (const Graphic3d_CView& theCView, | |
127 | const Handle(Graphic3d_Structure)& theStructure); | |
63bcc448 | 128 | Standard_EXPORT void RemoveStructure (Handle(Graphic3d_CStructure)& theCStructure); |
129 | Standard_EXPORT Handle(Graphic3d_CStructure) Structure (const Handle(Graphic3d_StructureManager)& theManager); | |
2166f0fa | 130 | |
679ecdee | 131 | Standard_EXPORT Standard_Boolean SetImmediateModeDrawToFront (const Graphic3d_CView& theCView, |
132 | const Standard_Boolean theDrawToFrontBuffer); | |
679ecdee | 133 | |
2166f0fa SK |
134 | public: |
135 | ||
2166f0fa SK |
136 | Standard_EXPORT void ActivateView (const Graphic3d_CView& ACView); |
137 | Standard_EXPORT void AntiAliasing (const Graphic3d_CView& ACView, const Standard_Boolean AFlag); | |
138 | Standard_EXPORT void Background (const Graphic3d_CView& ACView); | |
139 | Standard_EXPORT void GradientBackground (const Graphic3d_CView& ACView, const Quantity_Color& AColor1, const Quantity_Color& AColor2, const Aspect_GradientFillMethod FillStyle); | |
140 | Standard_EXPORT void BackgroundImage (const Standard_CString FileName, const Graphic3d_CView& ACView, const Aspect_FillMethod FillStyle); | |
141 | Standard_EXPORT void SetBgImageStyle (const Graphic3d_CView& ACView, const Aspect_FillMethod FillStyle); | |
142 | Standard_EXPORT void SetBgGradientStyle (const Graphic3d_CView& ACView, const Aspect_GradientFillMethod FillStyle); | |
143 | Standard_EXPORT void ClipLimit (const Graphic3d_CView& ACView, const Standard_Boolean AWait); | |
144 | Standard_EXPORT void DeactivateView (const Graphic3d_CView& ACView); | |
145 | Standard_EXPORT void DepthCueing (const Graphic3d_CView& ACView, const Standard_Boolean AFlag); | |
2166f0fa | 146 | Standard_EXPORT void RatioWindow (const Graphic3d_CView& ACView); |
679ecdee | 147 | Standard_EXPORT void Redraw (const Graphic3d_CView& theCView, |
679ecdee | 148 | const Standard_Integer theX = 0, |
149 | const Standard_Integer theY = 0, | |
150 | const Standard_Integer theWidth = 0, | |
151 | const Standard_Integer theHeight = 0); | |
27f85086 | 152 | Standard_EXPORT void RedrawImmediate (const Graphic3d_CView& theCView); |
679ecdee | 153 | Standard_EXPORT void Invalidate (const Graphic3d_CView& theCView); |
62e1beed | 154 | Standard_EXPORT Standard_Boolean IsInvalidated (const Graphic3d_CView& theCView) const; |
2166f0fa SK |
155 | Standard_EXPORT void RemoveView (const Graphic3d_CView& ACView); |
156 | Standard_EXPORT void SetLight (const Graphic3d_CView& ACView); | |
4269bd1b | 157 | Standard_EXPORT void SetClipPlanes (const Graphic3d_CView& theCView); |
b5ac8292 | 158 | Standard_EXPORT void SetCamera (const Graphic3d_CView& theCView); |
2166f0fa | 159 | Standard_EXPORT void SetVisualisation (const Graphic3d_CView& ACView); |
2166f0fa | 160 | Standard_EXPORT Standard_Boolean View (Graphic3d_CView& ACView); |
2166f0fa | 161 | Standard_EXPORT void Environment (const Graphic3d_CView& ACView); |
536d98e2 | 162 | Standard_EXPORT void ZBufferTriedronSetup (const Graphic3d_CView& theCView, |
163 | const Quantity_NameOfColor XColor = Quantity_NOC_RED, | |
164 | const Quantity_NameOfColor YColor = Quantity_NOC_GREEN, | |
165 | const Quantity_NameOfColor ZColor = Quantity_NOC_BLUE1, | |
166 | const Standard_Real SizeRatio = 0.8, | |
167 | const Standard_Real AxisDiametr = 0.05, | |
168 | const Standard_Integer NbFacettes = 12); | |
2166f0fa SK |
169 | Standard_EXPORT void TriedronDisplay (const Graphic3d_CView& ACView, const Aspect_TypeOfTriedronPosition APosition = Aspect_TOTP_CENTER, const Quantity_NameOfColor AColor = Quantity_NOC_WHITE, const Standard_Real AScale = 0.02, const Standard_Boolean AsWireframe = Standard_True); |
170 | Standard_EXPORT void TriedronErase (const Graphic3d_CView& ACView); | |
171 | Standard_EXPORT void TriedronEcho (const Graphic3d_CView& ACView, const Aspect_TypeOfTriedronEcho AType = Aspect_TOTE_NONE); | |
a79f67f8 | 172 | |
173 | //! Displays Graduated trihedron | |
174 | //! @param theView [in] the graphic view | |
175 | //! @param theCubic [in] Graduated Trihedon parameters. | |
176 | //! @sa OpenGl_GraduatedTrihedron | |
177 | //! @sa Graphic3d_GraduatedTrihedron | |
178 | Standard_EXPORT void GraduatedTrihedronDisplay (const Graphic3d_CView& theView, const Graphic3d_GraduatedTrihedron& theCubic); | |
179 | ||
180 | //! Erases Graduated Trihedron from the view. | |
181 | //! theView [in] graphic view | |
182 | //! @sa OpenGl_GraduatedTrihedron | |
183 | Standard_EXPORT void GraduatedTrihedronErase (const Graphic3d_CView& theView); | |
184 | ||
185 | //! Sets minimum and maximum points of scene bounding box for Graduated Trihedron | |
186 | //! stored in graphic view object. | |
187 | //! @param theView [in] current graphic view | |
188 | //! @param theMin [in] the minimum point of scene. | |
189 | //! @param theMax [in] the maximum point of scene. | |
190 | //! @sa OpenGl_GraduatedTrihedron | |
191 | Standard_EXPORT void GraduatedTrihedronMinMaxValues (const Graphic3d_CView& theView, | |
192 | const Graphic3d_Vec3 theMin, const Graphic3d_Vec3 theMax); | |
193 | ||
2166f0fa SK |
194 | Standard_EXPORT void TextSize (const Standard_CString AText,const Standard_ShortReal AHeight,Standard_ShortReal& AWidth,Standard_ShortReal& AnAscent,Standard_ShortReal& ADescent) const; |
195 | Standard_EXPORT void SetBackFacingModel (const Graphic3d_CView& aView); | |
ebc93ae7 | 196 | |
197 | //! Print the contents of all layers of the view to the printer. | |
198 | //! @param thePrinterDC pass the PrinterDeviceContext (HDC) | |
199 | //! @param theToShowBackground when set to FALSE then print the view without background color (background is white) else set to TRUE for printing with current background color | |
200 | //! @param theFileName if != NULL, then the view will be printed to a file | |
201 | //! @param thePrintAlgorithm select print algorithm: stretch, tile | |
202 | //! @param theScaleFactor scaling coefficient, used internally to scale the printings accordingly to the scale factor selected in the printer properties dialog | |
203 | //! @return Standard_True if the data is passed to the printer, otherwise Standard_False if the print operation failed due to the printer errors, | |
204 | //! or lack of system memory. This might be related to insufficient memory or some internal errors. | |
205 | //! All this errors are indicated by the message boxes (on level of OpenGl_GraphicDriver). | |
206 | //! Warning: This function can reuse FBO assigned to the view, please take it into account if you use it for your purposes. | |
207 | Standard_EXPORT Standard_Boolean Print (const Graphic3d_CView& theCView, | |
ebc93ae7 | 208 | const Aspect_Handle thePrinterDC, |
209 | const Standard_Boolean theToShowBackground, | |
210 | const Standard_CString theFileName, | |
211 | const Aspect_PrintAlgo thePrintAlgorithm = Aspect_PA_STRETCH, | |
212 | const Standard_Real theScaleFactor = 1.0) const; | |
ebc93ae7 | 213 | |
214 | //! Reads depths of shown pixels of the given rectangle (glReadPixels with GL_DEPTH_COMPONENT) | |
2166f0fa | 215 | Standard_EXPORT void ReadDepths (const Graphic3d_CView& view,const Standard_Integer x,const Standard_Integer y,const Standard_Integer width,const Standard_Integer height,const Standard_Address buffer) const; |
ebc93ae7 | 216 | |
217 | //! Generate offscreen FBO (needs OpenGL2+ hardware). | |
218 | //! If not supported on hardware returns NULL. | |
2166f0fa | 219 | Standard_EXPORT Graphic3d_PtrFrameBuffer FBOCreate (const Graphic3d_CView& view, const Standard_Integer width, const Standard_Integer height); |
ebc93ae7 | 220 | |
221 | //! Remove offscreen FBO | |
2166f0fa | 222 | Standard_EXPORT void FBORelease (const Graphic3d_CView& view, Graphic3d_PtrFrameBuffer& fboPtr); |
ebc93ae7 | 223 | |
224 | //! Dump active rendering buffer into specified memory buffer. | |
692613e5 | 225 | Standard_EXPORT Standard_Boolean BufferDump (const Graphic3d_CView& theCView, |
226 | Image_PixMap& theImage, | |
227 | const Graphic3d_BufferType& theBufferType); | |
ebc93ae7 | 228 | |
2166f0fa | 229 | Standard_EXPORT void SetGLLightEnabled (const Graphic3d_CView& view,const Standard_Boolean isEnabled) const; |
ebc93ae7 | 230 | |
2166f0fa | 231 | Standard_EXPORT Standard_Boolean IsGLLightEnabled (const Graphic3d_CView& view) const; |
ebc93ae7 | 232 | |
2166f0fa | 233 | Standard_EXPORT Standard_Integer InquirePlaneLimit(); |
ebc93ae7 | 234 | |
2166f0fa | 235 | Standard_EXPORT Standard_ShortReal DefaultTextHeight() const; |
ebc93ae7 | 236 | |
2166f0fa | 237 | Standard_EXPORT void FBOGetDimensions(const Graphic3d_CView& view,const Graphic3d_PtrFrameBuffer fboPtr,Standard_Integer& width,Standard_Integer& height,Standard_Integer& widthMax,Standard_Integer& heightMax); |
ebc93ae7 | 238 | |
2166f0fa | 239 | Standard_EXPORT void FBOChangeViewport(const Graphic3d_CView& view,Graphic3d_PtrFrameBuffer& fboPtr,const Standard_Integer width,const Standard_Integer height); |
ebc93ae7 | 240 | |
27f85086 | 241 | Standard_EXPORT Standard_Boolean Export(const Standard_CString theFileName,const Graphic3d_ExportFormat theFormat,const Graphic3d_SortType theSortType,const Standard_Integer theWidth,const Standard_Integer theHeight,const Graphic3d_CView& theView,const Standard_Real thePrecision = 0.005,const Standard_Address theProgressBarFunc = NULL,const Standard_Address theProgressObject = NULL); |
3c3131a0 | 242 | |
ebc93ae7 | 243 | //! Add a new top-level z layer with ID theLayerId for the view. Z layers allow drawing structures in higher layers in foreground of structures in lower layers. |
244 | //! To add a structure to desired layer on display it is necessary to set the layer index for the structure. | |
a1954302 | 245 | Standard_EXPORT void AddZLayer (const Graphic3d_CView& theCView, |
246 | const Graphic3d_ZLayerId theLayerId); | |
ebc93ae7 | 247 | |
248 | //! Remove Z layer from the specified view. | |
249 | //! All structures displayed at the moment in layer will be displayed in default layer (the bottom-level z layer). | |
250 | //! To unset layer index from associated structures use method UnsetZLayer (...). | |
a1954302 | 251 | Standard_EXPORT void RemoveZLayer (const Graphic3d_CView& theCView, |
252 | const Graphic3d_ZLayerId theLayerId); | |
ebc93ae7 | 253 | |
254 | //! Unset Z layer ID for all structures. | |
255 | //! The structure indexes will be set to default layer (the bottom-level z layer with ID = 0). | |
a1954302 | 256 | Standard_EXPORT void UnsetZLayer (const Graphic3d_ZLayerId theLayerId); |
ebc93ae7 | 257 | |
258 | //! Change Z layer of a structure already presented in view. | |
259 | //! It is recommended to update z layer of already displayed structures with this method before setting new z layer index to the structure. | |
260 | //! This is usually done by viewer manager. | |
261 | Standard_EXPORT void ChangeZLayer (const Graphic3d_CStructure& theCStructure, | |
262 | const Graphic3d_CView& theCView, | |
a1954302 | 263 | const Graphic3d_ZLayerId theNewLayerId); |
2166f0fa | 264 | |
c5751993 | 265 | //! Sets the settings for a single Z layer of specified view. |
a1954302 | 266 | Standard_EXPORT void SetZLayerSettings (const Graphic3d_CView& theCView, |
267 | const Graphic3d_ZLayerId theLayerId, | |
c5751993 | 268 | const Graphic3d_ZLayerSettings& theSettings); |
269 | ||
b7cd4ba7 | 270 | //! Changes priority of a structure within its Z layer for the specified view. |
271 | Standard_EXPORT void ChangePriority (const Graphic3d_CStructure& theCStructure, | |
272 | const Graphic3d_CView& theCView, | |
273 | const Standard_Integer theNewPriority); | |
274 | ||
2166f0fa SK |
275 | public: |
276 | ||
58655684 | 277 | //! @return the visualization options |
278 | inline const OpenGl_Caps& Options() const | |
279 | { | |
280 | return *myCaps.operator->(); | |
281 | } | |
282 | ||
283 | //! @return the visualization options | |
284 | inline OpenGl_Caps& ChangeOptions() | |
285 | { | |
286 | return *myCaps.operator->(); | |
287 | } | |
2166f0fa | 288 | |
62e1beed | 289 | //! Specify swap buffer behavior. |
290 | Standard_EXPORT void SetBuffersNoSwap (const Standard_Boolean theIsNoSwap); | |
291 | ||
2166f0fa SK |
292 | //! VBO usage can be forbidden by this method even if it is supported by GL driver. |
293 | //! Notice that disabling of VBO will cause rendering performance degradation. | |
294 | //! Warning! This method should be called only before any primitives are displayed in GL scene! | |
295 | Standard_EXPORT void EnableVBO (const Standard_Boolean theToTurnOn); | |
296 | ||
f0430952 | 297 | //! Returns information about GPU memory usage. |
298 | //! Please read OpenGl_Context::MemoryInfo() for more description. | |
299 | Standard_EXPORT Standard_Boolean MemoryInfo (Standard_Size& theFreeBytes, | |
300 | TCollection_AsciiString& theInfo) const; | |
301 | ||
5e27df78 | 302 | //! UserDraw function prototype |
303 | typedef OpenGl_Element* (*OpenGl_UserDrawCallback_t )(const CALL_DEF_USERDRAW* ); | |
2166f0fa | 304 | |
5e27df78 | 305 | //! Method to setup UserDraw callback |
306 | Standard_EXPORT OpenGl_UserDrawCallback_t& UserDrawCallback(); | |
2166f0fa | 307 | |
e276548b | 308 | public: |
e276548b | 309 | |
5e27df78 | 310 | //! Method to retrieve valid GL context. |
311 | //! Could return NULL-handle if no window created by this driver. | |
312 | Standard_EXPORT const Handle(OpenGl_Context)& GetSharedContext() const; | |
2166f0fa | 313 | |
b7cd4ba7 | 314 | //! Marks BVH tree for given priority list as dirty and |
315 | //! marks primitive set for rebuild. | |
316 | Standard_EXPORT void InvalidateBVHData (Graphic3d_CView& theCView, const Standard_Integer theLayerId); | |
317 | ||
25b97fac | 318 | #if defined(HAVE_EGL) || defined(__ANDROID__) |
319 | Aspect_Display getRawGlDisplay() const { return myEglDisplay; } | |
320 | Aspect_RenderingContext getRawGlContext() const { return myEglContext; } | |
321 | void* getRawGlConfig() const { return myEglConfig; } | |
322 | #endif | |
323 | ||
2166f0fa SK |
324 | public: |
325 | ||
ec357c5c | 326 | DEFINE_STANDARD_RTTI(OpenGl_GraphicDriver, Graphic3d_GraphicDriver) |
5e27df78 | 327 | |
62e1beed | 328 | protected: |
5e27df78 | 329 | |
05e2200b | 330 | Standard_Boolean myIsOwnContext; //!< indicates that shared context has been created within OpenGl_GraphicDriver |
25b97fac | 331 | #if defined(HAVE_EGL) || defined(__ANDROID__) |
05e2200b | 332 | Aspect_Display myEglDisplay; //!< EGL connection to the Display : EGLDisplay |
333 | Aspect_RenderingContext myEglContext; //!< EGL rendering context : EGLContext | |
334 | void* myEglConfig; //!< EGL configuration : EGLConfig | |
25b97fac | 335 | #endif |
336 | ||
58655684 | 337 | Handle(OpenGl_Caps) myCaps; |
a272ed94 | 338 | NCollection_Map<Handle(OpenGl_View)> myMapOfView; |
339 | NCollection_Map<Handle(OpenGl_Workspace)> myMapOfWS; | |
5e27df78 | 340 | NCollection_DataMap<Standard_Integer, OpenGl_Structure*> myMapOfStructure; |
a174a3c5 | 341 | mutable Handle(OpenGl_PrinterContext) myPrintContext; |
5e27df78 | 342 | OpenGl_UserDrawCallback_t myUserDrawCallback; |
343 | ||
392ac980 | 344 | public: |
345 | ||
8d3f219f | 346 | //! State counter for OpenGl structures. |
392ac980 | 347 | OpenGl_StateCounter* GetStateCounter() const { return &myStateCounter; } |
348 | ||
8d3f219f | 349 | //! Returns unique ID for primitive arrays. |
350 | const Standard_Size GetNextPrimitiveArrayUID() const { return myUIDGenerator.Increment(); } | |
351 | ||
62e1beed | 352 | protected: |
392ac980 | 353 | |
8d3f219f | 354 | mutable OpenGl_StateCounter myStateCounter; //!< State counter for OpenGl structures. |
355 | mutable OpenGl_StateCounter myUIDGenerator; //!< Unique ID counter for primitive arrays. | |
392ac980 | 356 | |
2166f0fa SK |
357 | }; |
358 | ||
359 | #endif //_OpenGl_GraphicDriver_HeaderFile |