Commit | Line | Data |
---|---|---|
b311480e | 1 | // Created on: 2011-10-20 |
2 | // Created by: Sergey ZERCHANINOV | |
1981cb22 | 3 | // Copyright (c) 2011-2013 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 | |
e276548b | 16 | #ifdef HAVE_CONFIG_H |
17 | #include <config.h> | |
18 | #endif | |
19 | ||
2166f0fa | 20 | #include <OpenGl_GraphicDriver.hxx> |
f0430952 | 21 | #include <OpenGl_Context.hxx> |
938d4544 | 22 | #include <OpenGl_Flipper.hxx> |
a174a3c5 | 23 | #include <OpenGl_GraduatedTrihedron.hxx> |
24 | #include <OpenGl_Group.hxx> | |
1981cb22 | 25 | #include <OpenGl_CView.hxx> |
2166f0fa | 26 | #include <OpenGl_View.hxx> |
a6eb515f | 27 | #include <OpenGl_StencilTest.hxx> |
a174a3c5 | 28 | #include <OpenGl_Text.hxx> |
29 | #include <OpenGl_Trihedron.hxx> | |
2166f0fa | 30 | #include <OpenGl_Workspace.hxx> |
7fd59977 | 31 | |
73192b37 | 32 | #include <OSD_Environment.hxx> |
a174a3c5 | 33 | #include <Standard_NotImplemented.hxx> |
34 | ||
73192b37 | 35 | #if (!defined(_WIN32) && (!defined(__APPLE__) || defined(MACOSX_USE_GLX))) |
36 | #include <X11/Xlib.h> // XOpenDisplay() | |
37 | #endif | |
38 | ||
2166f0fa SK |
39 | IMPLEMENT_STANDARD_HANDLE(OpenGl_GraphicDriver,Graphic3d_GraphicDriver) |
40 | IMPLEMENT_STANDARD_RTTIEXT(OpenGl_GraphicDriver,Graphic3d_GraphicDriver) | |
7fd59977 | 41 | |
2166f0fa SK |
42 | namespace |
43 | { | |
5e27df78 | 44 | static const Handle(OpenGl_Context) TheNullGlCtx; |
7fd59977 | 45 | } |
46 | ||
65993a95 | 47 | // ======================================================================= |
48 | // function : OpenGl_GraphicDriver | |
49 | // purpose : | |
50 | // ======================================================================= | |
fe9fc669 | 51 | OpenGl_GraphicDriver::OpenGl_GraphicDriver (const Handle(Aspect_DisplayConnection)& theDisp) |
52 | : Graphic3d_GraphicDriver (theDisp), | |
65993a95 | 53 | myCaps (new OpenGl_Caps()), |
54 | myMapOfView (1, NCollection_BaseAllocator::CommonBaseAllocator()), | |
55 | myMapOfWS (1, NCollection_BaseAllocator::CommonBaseAllocator()), | |
56 | myMapOfStructure (1, NCollection_BaseAllocator::CommonBaseAllocator()), | |
57 | myUserDrawCallback (NULL), | |
58 | myTempText (new OpenGl_Text()) | |
59 | { | |
fe9fc669 | 60 | #if (!defined(_WIN32) && (!defined(__APPLE__) || defined(MACOSX_USE_GLX))) |
73192b37 | 61 | if (myDisplayConnection.IsNull()) |
62 | { | |
73192b37 | 63 | //Aspect_GraphicDeviceDefinitionError::Raise ("OpenGl_GraphicDriver: cannot connect to X server!"); |
fe9fc669 | 64 | return; |
73192b37 | 65 | } |
66 | ||
73192b37 | 67 | Display* aDisplay = myDisplayConnection->GetDisplay(); |
68 | Bool toSync = ::getenv ("CSF_GraphicSync") != NULL | |
69 | || ::getenv ("CALL_SYNCHRO_X") != NULL; | |
70 | XSynchronize (aDisplay, toSync); | |
71 | ||
72 | // does the server know about OpenGL & GLX? | |
73 | int aDummy; | |
74 | if (!XQueryExtension (aDisplay, "GLX", &aDummy, &aDummy, &aDummy)) | |
75 | { | |
76 | #ifdef DEBUG | |
77 | std::cerr << "This system doesn't appear to support OpenGL\n"; | |
78 | #endif | |
79 | } | |
80 | #endif | |
73192b37 | 81 | } |
82 | ||
83 | // ======================================================================= | |
84 | // function : InquireLightLimit | |
85 | // purpose : | |
86 | // ======================================================================= | |
87 | Standard_Integer OpenGl_GraphicDriver::InquireLightLimit() | |
88 | { | |
89 | return OpenGLMaxLights; | |
90 | } | |
91 | ||
92 | // ======================================================================= | |
93 | // function : InquireViewLimit | |
94 | // purpose : | |
95 | // ======================================================================= | |
96 | Standard_Integer OpenGl_GraphicDriver::InquireViewLimit() | |
97 | { | |
98 | return 10000; | |
99 | } | |
100 | ||
101 | // ======================================================================= | |
102 | // function : InquirePlaneLimit | |
103 | // purpose : | |
104 | // ======================================================================= | |
105 | Standard_Integer OpenGl_GraphicDriver::InquirePlaneLimit() | |
106 | { | |
107 | // NOTE the 2 first planes are reserved for ZClipping | |
108 | const Handle(OpenGl_Context)& aCtx = GetSharedContext(); | |
109 | return aCtx.IsNull() ? 0 : Max (aCtx->MaxClipPlanes() - 2, 0); | |
110 | } | |
111 | ||
f0430952 | 112 | // ======================================================================= |
5e27df78 | 113 | // function : UserDrawCallback |
f0430952 | 114 | // purpose : |
115 | // ======================================================================= | |
5e27df78 | 116 | OpenGl_GraphicDriver::OpenGl_UserDrawCallback_t& OpenGl_GraphicDriver::UserDrawCallback() |
2166f0fa | 117 | { |
5e27df78 | 118 | return myUserDrawCallback; |
2166f0fa SK |
119 | } |
120 | ||
f0430952 | 121 | // ======================================================================= |
5e27df78 | 122 | // function : DefaultTextHeight |
f0430952 | 123 | // purpose : |
124 | // ======================================================================= | |
5e27df78 | 125 | Standard_ShortReal OpenGl_GraphicDriver::DefaultTextHeight() const |
2166f0fa | 126 | { |
5e27df78 | 127 | return 16.; |
2166f0fa SK |
128 | } |
129 | ||
f0430952 | 130 | // ======================================================================= |
131 | // function : EnableVBO | |
132 | // purpose : | |
133 | // ======================================================================= | |
2166f0fa | 134 | void OpenGl_GraphicDriver::EnableVBO (const Standard_Boolean theToTurnOn) |
7fd59977 | 135 | { |
58655684 | 136 | myCaps->vboDisable = !theToTurnOn; |
7fd59977 | 137 | } |
f0430952 | 138 | |
5e27df78 | 139 | // ======================================================================= |
140 | // function : GetSharedContext | |
141 | // purpose : | |
142 | // ======================================================================= | |
143 | const Handle(OpenGl_Context)& OpenGl_GraphicDriver::GetSharedContext() const | |
144 | { | |
145 | if (myMapOfWS.IsEmpty()) | |
146 | { | |
147 | return TheNullGlCtx; | |
148 | } | |
149 | ||
150 | NCollection_DataMap<Standard_Integer, Handle(OpenGl_Workspace)>::Iterator anIter (myMapOfWS); | |
151 | return anIter.Value()->GetGlContext(); | |
152 | } | |
153 | ||
f0430952 | 154 | // ======================================================================= |
155 | // function : MemoryInfo | |
156 | // purpose : | |
157 | // ======================================================================= | |
158 | Standard_Boolean OpenGl_GraphicDriver::MemoryInfo (Standard_Size& theFreeBytes, | |
159 | TCollection_AsciiString& theInfo) const | |
160 | { | |
161 | // this is extra work (for OpenGl_Context initialization)... | |
162 | OpenGl_Context aGlCtx; | |
163 | if (!aGlCtx.Init()) | |
164 | { | |
165 | return Standard_False; | |
166 | } | |
167 | theFreeBytes = aGlCtx.AvailableMemory(); | |
168 | theInfo = aGlCtx.MemoryInfo(); | |
169 | return !theInfo.IsEmpty(); | |
170 | } | |
1981cb22 | 171 | |
172 | // ======================================================================= | |
173 | // function : SetImmediateModeDrawToFront | |
174 | // purpose : | |
175 | // ======================================================================= | |
176 | Standard_Boolean OpenGl_GraphicDriver::SetImmediateModeDrawToFront (const Graphic3d_CView& theCView, | |
177 | const Standard_Boolean theDrawToFrontBuffer) | |
178 | { | |
179 | if (theCView.ViewId == -1) | |
180 | { | |
181 | return Standard_False; | |
182 | } | |
183 | ||
184 | const OpenGl_CView* aCView = (const OpenGl_CView* )theCView.ptrView; | |
185 | if (aCView != NULL) | |
186 | { | |
187 | return aCView->WS->SetImmediateModeDrawToFront (theDrawToFrontBuffer); | |
188 | } | |
189 | return Standard_False; | |
190 | } | |
191 | ||
192 | // ======================================================================= | |
679ecdee | 193 | // function : DisplayImmediateStructure |
1981cb22 | 194 | // purpose : |
195 | // ======================================================================= | |
679ecdee | 196 | void OpenGl_GraphicDriver::DisplayImmediateStructure (const Graphic3d_CView& theCView, |
197 | const Graphic3d_CStructure& theCStructure) | |
1981cb22 | 198 | { |
679ecdee | 199 | OpenGl_CView* aCView = (OpenGl_CView* )theCView.ptrView; |
200 | OpenGl_Structure* aStructure = (OpenGl_Structure* )&theCStructure; | |
201 | if (aCView == NULL) | |
1981cb22 | 202 | { |
679ecdee | 203 | return; |
1981cb22 | 204 | } |
205 | ||
679ecdee | 206 | aCView->View->DisplayImmediateStructure (aStructure); |
1981cb22 | 207 | } |
208 | ||
209 | // ======================================================================= | |
679ecdee | 210 | // function : EraseImmediateStructure |
1981cb22 | 211 | // purpose : |
212 | // ======================================================================= | |
679ecdee | 213 | void OpenGl_GraphicDriver::EraseImmediateStructure (const Graphic3d_CView& theCView, |
214 | const Graphic3d_CStructure& theCStructure) | |
1981cb22 | 215 | { |
679ecdee | 216 | OpenGl_CView* aCView = (OpenGl_CView* )theCView.ptrView; |
63bcc448 | 217 | OpenGl_Structure* aStructure = (OpenGl_Structure* )&theCStructure; |
679ecdee | 218 | if (aCView == NULL) |
1981cb22 | 219 | { |
679ecdee | 220 | return; |
1981cb22 | 221 | } |
1981cb22 | 222 | |
679ecdee | 223 | aCView->View->EraseImmediateStructure (aStructure); |
1981cb22 | 224 | } |
a174a3c5 | 225 | |
679ecdee | 226 | |
a174a3c5 | 227 | // ======================================================================= |
228 | // function : Print | |
229 | // purpose : | |
230 | // ======================================================================= | |
231 | Standard_Boolean OpenGl_GraphicDriver::Print (const Graphic3d_CView& theCView, | |
232 | const Aspect_CLayer2d& theCUnderLayer, | |
233 | const Aspect_CLayer2d& theCOverLayer, | |
234 | const Aspect_Handle thePrintDC, | |
235 | const Standard_Boolean theToShowBackground, | |
236 | const Standard_CString theFilename, | |
237 | const Aspect_PrintAlgo thePrintAlgorithm, | |
238 | const Standard_Real theScaleFactor) const | |
239 | { | |
240 | const OpenGl_CView* aCView = (const OpenGl_CView* )theCView.ptrView; | |
241 | if (aCView == NULL | |
242 | || !myPrintContext.IsNull()) | |
243 | { | |
244 | return Standard_False; | |
245 | } | |
246 | ||
247 | Standard_Boolean isPrinted = Standard_False; | |
248 | myPrintContext = new OpenGl_PrinterContext(); | |
249 | #ifdef _WIN32 | |
250 | isPrinted = aCView->WS->Print (myPrintContext, | |
251 | theCView, | |
252 | theCUnderLayer, | |
253 | theCOverLayer, | |
254 | thePrintDC, | |
255 | theToShowBackground, | |
256 | theFilename, | |
257 | thePrintAlgorithm, | |
258 | theScaleFactor); | |
259 | #else | |
260 | Standard_NotImplemented::Raise ("OpenGl_GraphicDriver::Print is implemented only on Windows"); | |
261 | #endif | |
262 | myPrintContext.Nullify(); | |
263 | return isPrinted; | |
264 | } | |
265 | ||
a174a3c5 | 266 | // ======================================================================= |
267 | // function : ZBufferTriedronSetup | |
268 | // purpose : | |
269 | // ======================================================================= | |
270 | void OpenGl_GraphicDriver::ZBufferTriedronSetup (const Quantity_NameOfColor theXColor, | |
271 | const Quantity_NameOfColor theYColor, | |
272 | const Quantity_NameOfColor theZColor, | |
273 | const Standard_Real theSizeRatio, | |
274 | const Standard_Real theAxisDiametr, | |
275 | const Standard_Integer theNbFacettes) | |
276 | { | |
277 | OpenGl_Trihedron::Setup (theXColor, theYColor, theZColor, theSizeRatio, theAxisDiametr, theNbFacettes); | |
278 | } | |
279 | ||
280 | // ======================================================================= | |
281 | // function : TriedronDisplay | |
282 | // purpose : | |
283 | // ======================================================================= | |
284 | void OpenGl_GraphicDriver::TriedronDisplay (const Graphic3d_CView& theCView, | |
285 | const Aspect_TypeOfTriedronPosition thePosition, | |
286 | const Quantity_NameOfColor theColor, | |
287 | const Standard_Real theScale, | |
288 | const Standard_Boolean theAsWireframe) | |
289 | { | |
290 | const OpenGl_CView* aCView = (const OpenGl_CView* )theCView.ptrView; | |
291 | if (aCView != NULL) | |
292 | { | |
293 | aCView->View->TriedronDisplay (aCView->WS->GetGlContext(), thePosition, theColor, theScale, theAsWireframe); | |
294 | } | |
295 | } | |
296 | ||
297 | // ======================================================================= | |
298 | // function : TriedronErase | |
299 | // purpose : | |
300 | // ======================================================================= | |
301 | void OpenGl_GraphicDriver::TriedronErase (const Graphic3d_CView& theCView) | |
302 | { | |
303 | const OpenGl_CView* aCView = (const OpenGl_CView* )theCView.ptrView; | |
304 | if (aCView != NULL) | |
305 | { | |
306 | aCView->View->TriedronErase (aCView->WS->GetGlContext()); | |
307 | } | |
308 | } | |
309 | ||
310 | // ======================================================================= | |
311 | // function : TriedronEcho | |
312 | // purpose : | |
313 | // ======================================================================= | |
314 | void OpenGl_GraphicDriver::TriedronEcho (const Graphic3d_CView& , | |
315 | const Aspect_TypeOfTriedronEcho ) | |
316 | { | |
317 | // do nothing | |
318 | } | |
319 | ||
320 | // ======================================================================= | |
321 | // function : Environment | |
322 | // purpose : | |
323 | // ======================================================================= | |
324 | void OpenGl_GraphicDriver::Environment (const Graphic3d_CView& theCView) | |
325 | { | |
326 | const OpenGl_CView* aCView = (const OpenGl_CView* )theCView.ptrView; | |
327 | if (aCView == NULL) | |
328 | { | |
329 | return; | |
330 | } | |
331 | ||
332 | aCView->View->SetTextureEnv (aCView->WS->GetGlContext(), theCView.Context.TextureEnv); | |
333 | aCView->View->SetSurfaceDetail ((Visual3d_TypeOfSurfaceDetail)theCView.Context.SurfaceDetail); | |
334 | } | |
335 | ||
336 | // ======================================================================= | |
337 | // function : BackgroundImage | |
338 | // purpose : | |
339 | // ======================================================================= | |
340 | void OpenGl_GraphicDriver::BackgroundImage (const Standard_CString theFileName, | |
341 | const Graphic3d_CView& theCView, | |
342 | const Aspect_FillMethod theFillStyle) | |
343 | { | |
344 | const OpenGl_CView* aCView = (const OpenGl_CView* )theCView.ptrView; | |
345 | if (aCView != NULL) | |
346 | { | |
347 | aCView->View->CreateBackgroundTexture (theFileName, theFillStyle); | |
348 | } | |
349 | } | |
350 | ||
351 | // ======================================================================= | |
352 | // function : SetBgImageStyle | |
353 | // purpose : | |
354 | // ======================================================================= | |
355 | void OpenGl_GraphicDriver::SetBgImageStyle (const Graphic3d_CView& theCView, | |
356 | const Aspect_FillMethod theFillStyle) | |
357 | { | |
358 | const OpenGl_CView* aCView = (const OpenGl_CView* )theCView.ptrView; | |
359 | if (aCView != NULL) | |
360 | { | |
361 | aCView->View->SetBackgroundTextureStyle (theFillStyle); | |
362 | } | |
363 | } | |
364 | ||
365 | // ======================================================================= | |
366 | // function : SetBgGradientStyle | |
367 | // purpose : | |
368 | // ======================================================================= | |
369 | void OpenGl_GraphicDriver::SetBgGradientStyle (const Graphic3d_CView& theCView, | |
370 | const Aspect_GradientFillMethod theFillType) | |
371 | { | |
372 | const OpenGl_CView* aCView = (const OpenGl_CView* )theCView.ptrView; | |
373 | if (aCView != NULL) | |
374 | { | |
375 | aCView->View->SetBackgroundGradientType (theFillType); | |
376 | } | |
377 | } | |
378 | ||
379 | // ======================================================================= | |
380 | // function : GraduatedTrihedronDisplay | |
381 | // purpose : | |
382 | // ======================================================================= | |
383 | void OpenGl_GraphicDriver::GraduatedTrihedronDisplay (const Graphic3d_CView& theCView, | |
384 | const Graphic3d_CGraduatedTrihedron& theCubic) | |
385 | { | |
386 | const OpenGl_CView* aCView = (const OpenGl_CView* )theCView.ptrView; | |
387 | if (aCView != NULL) | |
388 | { | |
389 | aCView->View->GraduatedTrihedronDisplay (aCView->WS->GetGlContext(), theCubic); | |
390 | } | |
391 | } | |
392 | ||
393 | // ======================================================================= | |
394 | // function : GraduatedTrihedronErase | |
395 | // purpose : | |
396 | // ======================================================================= | |
397 | void OpenGl_GraphicDriver::GraduatedTrihedronErase (const Graphic3d_CView& theCView) | |
398 | { | |
399 | const OpenGl_CView* aCView = (const OpenGl_CView* )theCView.ptrView; | |
400 | if (aCView != NULL) | |
401 | { | |
402 | aCView->View->GraduatedTrihedronErase (aCView->WS->GetGlContext()); | |
403 | } | |
404 | } | |
405 | ||
406 | // ======================================================================= | |
407 | // function : GraduatedTrihedronMinMaxValues | |
408 | // purpose : | |
409 | // ======================================================================= | |
410 | void OpenGl_GraphicDriver::GraduatedTrihedronMinMaxValues (const Standard_ShortReal theMinX, | |
411 | const Standard_ShortReal theMinY, | |
412 | const Standard_ShortReal theMinZ, | |
413 | const Standard_ShortReal theMaxX, | |
414 | const Standard_ShortReal theMaxY, | |
415 | const Standard_ShortReal theMaxZ) | |
416 | { | |
417 | OpenGl_GraduatedTrihedron::SetMinMax (theMinX, theMinY, theMinZ, theMaxX, theMaxY, theMaxZ); | |
418 | } |