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b311480e | 1 | // Created on: 2011-10-20 |
2 | // Created by: Sergey ZERCHANINOV | |
3 | // Copyright (c) 2011-2012 OPEN CASCADE SAS | |
4 | // | |
5 | // The content of this file is subject to the Open CASCADE Technology Public | |
6 | // License Version 6.5 (the "License"). You may not use the content of this file | |
7 | // except in compliance with the License. Please obtain a copy of the License | |
8 | // at http://www.opencascade.org and read it completely before using this file. | |
9 | // | |
10 | // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its | |
11 | // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. | |
12 | // | |
13 | // The Original Code and all software distributed under the License is | |
14 | // distributed on an "AS IS" basis, without warranty of any kind, and the | |
15 | // Initial Developer hereby disclaims all such warranties, including without | |
16 | // limitation, any warranties of merchantability, fitness for a particular | |
17 | // purpose or non-infringement. Please see the License for the specific terms | |
18 | // and conditions governing the rights and limitations under the License. | |
19 | ||
7fd59977 | 20 | |
2166f0fa | 21 | #include <OpenGl_GraphicDriver.hxx> |
7fd59977 | 22 | |
7fd59977 | 23 | #include <OpenGl_FrameBuffer.hxx> |
24 | ||
2166f0fa SK |
25 | #include <OpenGl_Structure.hxx> |
26 | #include <OpenGl_CView.hxx> | |
27 | #include <OpenGl_Display.hxx> | |
eb4320f2 | 28 | #include <OpenGl_Text.hxx> |
7fd59977 | 29 | |
2166f0fa | 30 | /*----------------------------------------------------------------------*/ |
7fd59977 | 31 | |
2166f0fa SK |
32 | void OpenGl_GraphicDriver::ActivateView (const Graphic3d_CView& ACView) |
33 | { | |
34 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
35 | if (aCView) | |
36 | aCView->WS->SetActiveView(aCView->View); | |
7fd59977 | 37 | } |
38 | ||
2166f0fa SK |
39 | void OpenGl_GraphicDriver::AntiAliasing (const Graphic3d_CView& ACView, const Standard_Boolean AFlag) |
40 | { | |
41 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
42 | if (aCView) | |
43 | aCView->View->SetAntiAliasing(AFlag); | |
7fd59977 | 44 | } |
45 | ||
2166f0fa SK |
46 | void OpenGl_GraphicDriver::Background (const Graphic3d_CView& ACView) |
47 | { | |
48 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
49 | if (aCView) | |
50 | { | |
51 | aCView->WS->SetBackgroundColor(ACView.DefWindow.Background.r,ACView.DefWindow.Background.g,ACView.DefWindow.Background.b); | |
7fd59977 | 52 | } |
7fd59977 | 53 | } |
54 | ||
2166f0fa | 55 | void OpenGl_GraphicDriver::GradientBackground (const Graphic3d_CView& ACView, |
7fd59977 | 56 | const Quantity_Color& AColor1, |
57 | const Quantity_Color& AColor2, | |
2166f0fa SK |
58 | const Aspect_GradientFillMethod AType) |
59 | { | |
60 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
61 | if (aCView) | |
62 | { | |
63 | aCView->View->SetBackgroundGradient(AColor1,AColor2,AType); | |
7fd59977 | 64 | } |
7fd59977 | 65 | } |
66 | ||
2166f0fa SK |
67 | void OpenGl_GraphicDriver::Blink (const Graphic3d_CStructure &, const Standard_Boolean) |
68 | { | |
69 | // Do nothing | |
7fd59977 | 70 | } |
71 | ||
5e27df78 | 72 | void OpenGl_GraphicDriver::BoundaryBox (const Graphic3d_CStructure& theCStructure, |
73 | const Standard_Boolean toCreate) | |
2166f0fa | 74 | { |
5e27df78 | 75 | OpenGl_Structure* aStructure = (OpenGl_Structure* )theCStructure.ptrStructure; |
76 | if (aStructure == NULL) | |
2166f0fa | 77 | return; |
7fd59977 | 78 | |
5e27df78 | 79 | if (toCreate) |
80 | aStructure->SetHighlightBox (GetSharedContext(), theCStructure.BoundBox); | |
2166f0fa | 81 | else |
5e27df78 | 82 | aStructure->ClearHighlightBox (GetSharedContext()); |
7fd59977 | 83 | } |
84 | ||
5e27df78 | 85 | void OpenGl_GraphicDriver::HighlightColor (const Graphic3d_CStructure& theCStructure, |
86 | const Standard_ShortReal R, | |
87 | const Standard_ShortReal G, | |
88 | const Standard_ShortReal B, | |
89 | const Standard_Boolean toCreate) | |
2166f0fa | 90 | { |
5e27df78 | 91 | OpenGl_Structure* aStructure = (OpenGl_Structure* )theCStructure.ptrStructure; |
92 | if (aStructure == NULL) | |
2166f0fa | 93 | return; |
7fd59977 | 94 | |
5e27df78 | 95 | if (toCreate) |
96 | aStructure->SetHighlightColor (GetSharedContext(), R, G, B); | |
2166f0fa | 97 | else |
5e27df78 | 98 | aStructure->ClearHighlightColor (GetSharedContext()); |
7fd59977 | 99 | } |
100 | ||
2166f0fa SK |
101 | void OpenGl_GraphicDriver::NameSetStructure (const Graphic3d_CStructure& ACStructure) |
102 | { | |
103 | OpenGl_Structure *astructure = (OpenGl_Structure *)ACStructure.ptrStructure; | |
104 | if (astructure) | |
105 | { | |
106 | Standard_Integer aStatus = 0; | |
107 | if (ACStructure.highlight) aStatus |= OPENGL_NS_HIGHLIGHT; | |
108 | if (!ACStructure.visible) aStatus |= OPENGL_NS_HIDE; | |
2166f0fa | 109 | astructure->SetNamedStatus( aStatus ); |
7fd59977 | 110 | } |
7fd59977 | 111 | } |
112 | ||
2166f0fa SK |
113 | void OpenGl_GraphicDriver::ClipLimit (const Graphic3d_CView& ACView, const Standard_Boolean AWait) |
114 | { | |
115 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
116 | if (aCView) | |
117 | { | |
118 | aCView->View->SetClipLimit(ACView); | |
529afc1a | 119 | if (!AWait) |
2166f0fa SK |
120 | { |
121 | aCView->WS->Resize(ACView.DefWindow); | |
2166f0fa | 122 | } |
7fd59977 | 123 | } |
7fd59977 | 124 | } |
125 | ||
2166f0fa SK |
126 | void OpenGl_GraphicDriver::DeactivateView (const Graphic3d_CView& ACView) |
127 | { | |
128 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
129 | if (aCView) | |
130 | { | |
131 | const Handle(OpenGl_View) aDummyView; | |
132 | aCView->WS->SetActiveView(aDummyView); | |
7fd59977 | 133 | } |
7fd59977 | 134 | } |
135 | ||
2166f0fa SK |
136 | void OpenGl_GraphicDriver::DepthCueing (const Graphic3d_CView& ACView, const Standard_Boolean AFlag) |
137 | { | |
138 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
139 | if (aCView) | |
140 | aCView->View->SetFog(ACView, AFlag); | |
7fd59977 | 141 | } |
142 | ||
2166f0fa SK |
143 | Standard_Boolean OpenGl_GraphicDriver::ProjectRaster (const Graphic3d_CView& ACView, const Standard_ShortReal AX, const Standard_ShortReal AY, const Standard_ShortReal AZ, Standard_Integer& AU, Standard_Integer& AV) |
144 | { | |
145 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
146 | if (!aCView) | |
147 | return Standard_False; | |
7fd59977 | 148 | |
2166f0fa SK |
149 | Standard_Integer aWidth = aCView->WS->Width(); |
150 | Standard_Integer aHeight = aCView->WS->Height(); | |
2166f0fa SK |
151 | Standard_ShortReal xr, yr; |
152 | if (aCView->View->ProjectObjectToRaster(aWidth, aHeight, AX, AY, AZ, xr, yr)) | |
153 | { | |
154 | AU = (Standard_Integer) xr; | |
155 | AV = aHeight - (Standard_Integer) yr; | |
156 | return Standard_True; | |
7fd59977 | 157 | } |
158 | ||
2166f0fa | 159 | return Standard_False; |
7fd59977 | 160 | } |
161 | ||
35e08fe8 | 162 | Standard_Boolean OpenGl_GraphicDriver::UnProjectRaster (const Graphic3d_CView& ACView, const Standard_Integer /*Axm*/, const Standard_Integer Aym, const Standard_Integer /*AXM*/, const Standard_Integer AYM, const Standard_Integer AU, const Standard_Integer AV, Standard_ShortReal& Ax, Standard_ShortReal& Ay, Standard_ShortReal& Az) |
2166f0fa SK |
163 | { |
164 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
165 | if (!aCView) | |
166 | return Standard_False; | |
7fd59977 | 167 | |
2166f0fa SK |
168 | const Standard_Integer aWidth = aCView->WS->Width(); |
169 | const Standard_Integer aHeight = aCView->WS->Height(); | |
7fd59977 | 170 | |
2166f0fa | 171 | /* |
bf75be98 | 172 | Patched by P.Dolbey: the window pixel height decreased by one |
2166f0fa SK |
173 | in order for yr to remain within valid coordinate range [0; Ym -1] |
174 | where Ym means window pixel height. | |
175 | */ | |
176 | return aCView->View->ProjectRasterToObject( aWidth, aHeight, AU, (AYM-1)-Aym-AV, Ax, Ay, Az ); | |
7fd59977 | 177 | } |
178 | ||
35e08fe8 | 179 | Standard_Boolean OpenGl_GraphicDriver::UnProjectRasterWithRay (const Graphic3d_CView& ACView, const Standard_Integer /*Axm*/, const Standard_Integer Aym, const Standard_Integer /*AXM*/, const Standard_Integer AYM, const Standard_Integer AU, const Standard_Integer AV, Standard_ShortReal& Ax, Standard_ShortReal& Ay, Standard_ShortReal& Az, Standard_ShortReal& Dx, Standard_ShortReal& Dy, Standard_ShortReal& Dz) |
2166f0fa SK |
180 | { |
181 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
182 | if (!aCView) | |
183 | return Standard_False; | |
7fd59977 | 184 | |
2166f0fa SK |
185 | const Standard_Integer aWidth = aCView->WS->Width(); |
186 | const Standard_Integer aHeight = aCView->WS->Height(); | |
7fd59977 | 187 | |
2166f0fa | 188 | return aCView->View->ProjectRasterToObjectWithRay( aWidth, aHeight, AU, AYM-Aym-AV, Ax, Ay, Az, Dx, Dy, Dz ); |
7fd59977 | 189 | } |
190 | ||
529afc1a | 191 | void OpenGl_GraphicDriver::RatioWindow (const Graphic3d_CView& theCView) |
2166f0fa | 192 | { |
529afc1a K |
193 | const OpenGl_CView* aCView = (const OpenGl_CView* )theCView.ptrView; |
194 | if (aCView != NULL) | |
195 | aCView->WS->Resize (theCView.DefWindow); | |
2166f0fa | 196 | } |
7fd59977 | 197 | |
35e08fe8 | 198 | void OpenGl_GraphicDriver::Redraw (const Graphic3d_CView& ACView, |
199 | const Aspect_CLayer2d& ACUnderLayer, | |
200 | const Aspect_CLayer2d& ACOverLayer, | |
201 | const Standard_Integer /*x*/, | |
202 | const Standard_Integer /*y*/, | |
203 | const Standard_Integer /*width*/, | |
204 | const Standard_Integer /*height*/) | |
2166f0fa | 205 | { |
e276548b | 206 | if (!myCaps->vboDisable && ACView.IsRaytracing) |
207 | { | |
208 | if (ACView.WasRedrawnGL) | |
209 | { | |
210 | myDeviceLostFlag = Standard_True; | |
211 | } | |
212 | ||
213 | myCaps->keepArrayData = Standard_True; | |
214 | } | |
215 | ||
2166f0fa SK |
216 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; |
217 | if (aCView) | |
218 | { | |
219 | /*if( width <= 0 || height <= 0 ) | |
220 | aCView->WS->Redraw(ACView, ACUnderLayer, ACOverLayer); | |
221 | else | |
222 | aCView->WS->RedrawArea(ACView, ACUnderLayer, ACOverLayer, x, y, width, height);*/ | |
223 | // Always do full redraw | |
224 | aCView->WS->Redraw(ACView, ACUnderLayer, ACOverLayer); | |
7fd59977 | 225 | } |
7fd59977 | 226 | } |
227 | ||
2166f0fa SK |
228 | Graphic3d_PtrFrameBuffer OpenGl_GraphicDriver::FBOCreate (const Graphic3d_CView& ACView, const Standard_Integer theWidth, const Standard_Integer theHeight) |
229 | { | |
230 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
231 | if (aCView) | |
232 | return aCView->WS->FBOCreate(theWidth, theHeight); | |
233 | return (Graphic3d_PtrFrameBuffer)NULL; | |
7fd59977 | 234 | } |
235 | ||
fd4a6963 | 236 | Graphic3d_PtrFrameBuffer OpenGl_Workspace::FBOCreate (const Standard_Integer theWidth, |
237 | const Standard_Integer theHeight) | |
2166f0fa | 238 | { |
7fd59977 | 239 | // activate OpenGL context |
2166f0fa | 240 | if (!Activate()) |
7fd59977 | 241 | return NULL; |
2166f0fa | 242 | |
7fd59977 | 243 | // create the FBO |
fd4a6963 | 244 | const Handle(OpenGl_Context)& aCtx = GetGlContext(); |
7fd59977 | 245 | OpenGl_FrameBuffer* aFrameBuffer = new OpenGl_FrameBuffer(); |
fd4a6963 | 246 | if (!aFrameBuffer->Init (aCtx, theWidth, theHeight)) |
7fd59977 | 247 | { |
fd4a6963 | 248 | aFrameBuffer->Release (aCtx.operator->()); |
7fd59977 | 249 | delete aFrameBuffer; |
250 | return NULL; | |
251 | } | |
252 | return (Graphic3d_PtrFrameBuffer )aFrameBuffer; | |
253 | } | |
254 | ||
2166f0fa | 255 | void OpenGl_GraphicDriver::FBORelease (const Graphic3d_CView& ACView, Graphic3d_PtrFrameBuffer& theFBOPtr) |
7fd59977 | 256 | { |
257 | if (theFBOPtr == NULL) | |
7fd59977 | 258 | return; |
2166f0fa SK |
259 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; |
260 | if (aCView) | |
261 | { | |
262 | aCView->WS->FBORelease(theFBOPtr); | |
263 | theFBOPtr = NULL; | |
7fd59977 | 264 | } |
2166f0fa SK |
265 | } |
266 | ||
267 | void OpenGl_Workspace::FBORelease (Graphic3d_PtrFrameBuffer theFBOPtr) | |
268 | { | |
7fd59977 | 269 | // activate OpenGL context |
fd4a6963 | 270 | if (!Activate() |
271 | || theFBOPtr == NULL) | |
272 | { | |
7fd59977 | 273 | return; |
fd4a6963 | 274 | } |
2166f0fa | 275 | |
7fd59977 | 276 | // release the object |
2166f0fa | 277 | OpenGl_FrameBuffer* aFrameBuffer = (OpenGl_FrameBuffer*)theFBOPtr; |
fd4a6963 | 278 | if (aFrameBuffer != NULL) |
279 | { | |
280 | aFrameBuffer->Release (GetGlContext().operator->()); | |
281 | } | |
7fd59977 | 282 | delete aFrameBuffer; |
7fd59977 | 283 | } |
284 | ||
285 | void OpenGl_GraphicDriver::FBOGetDimensions (const Graphic3d_CView& , | |
286 | const Graphic3d_PtrFrameBuffer theFBOPtr, | |
287 | Standard_Integer& theWidth, Standard_Integer& theHeight, | |
288 | Standard_Integer& theWidthMax, Standard_Integer& theHeightMax) | |
289 | { | |
290 | if (theFBOPtr == NULL) | |
291 | { | |
292 | return; | |
293 | } | |
294 | const OpenGl_FrameBuffer* aFrameBuffer = (const OpenGl_FrameBuffer* )theFBOPtr; | |
295 | theWidth = aFrameBuffer->GetVPSizeX(); // current viewport size | |
296 | theHeight = aFrameBuffer->GetVPSizeY(); | |
297 | theWidthMax = aFrameBuffer->GetSizeX(); // texture size | |
298 | theHeightMax = aFrameBuffer->GetSizeY(); | |
299 | } | |
300 | ||
301 | void OpenGl_GraphicDriver::FBOChangeViewport (const Graphic3d_CView& , | |
302 | Graphic3d_PtrFrameBuffer& theFBOPtr, | |
303 | const Standard_Integer theWidth, const Standard_Integer theHeight) | |
304 | { | |
305 | if (theFBOPtr == NULL) | |
306 | { | |
307 | return; | |
308 | } | |
309 | OpenGl_FrameBuffer* aFrameBuffer = (OpenGl_FrameBuffer* )theFBOPtr; | |
310 | aFrameBuffer->ChangeViewport (theWidth, theHeight); | |
311 | } | |
312 | ||
692613e5 | 313 | inline bool getDataFormat (const Image_PixMap& theData, |
314 | GLenum& thePixelFormat, | |
315 | GLenum& theDataType) | |
7fd59977 | 316 | { |
692613e5 | 317 | thePixelFormat = GL_RGB; |
318 | theDataType = GL_UNSIGNED_BYTE; | |
319 | switch (theData.Format()) | |
7fd59977 | 320 | { |
692613e5 | 321 | case Image_PixMap::ImgGray: |
322 | thePixelFormat = GL_DEPTH_COMPONENT; | |
323 | theDataType = GL_UNSIGNED_BYTE; | |
324 | return true; | |
325 | case Image_PixMap::ImgRGB: | |
326 | thePixelFormat = GL_RGB; | |
327 | theDataType = GL_UNSIGNED_BYTE; | |
328 | return true; | |
329 | case Image_PixMap::ImgBGR: | |
330 | thePixelFormat = GL_BGR; | |
331 | theDataType = GL_UNSIGNED_BYTE; | |
332 | return true; | |
333 | case Image_PixMap::ImgRGBA: | |
334 | case Image_PixMap::ImgRGB32: | |
335 | thePixelFormat = GL_RGBA; | |
336 | theDataType = GL_UNSIGNED_BYTE; | |
337 | return true; | |
338 | case Image_PixMap::ImgBGRA: | |
339 | case Image_PixMap::ImgBGR32: | |
340 | thePixelFormat = GL_BGRA; | |
341 | theDataType = GL_UNSIGNED_BYTE; | |
342 | return true; | |
343 | case Image_PixMap::ImgGrayF: | |
344 | thePixelFormat = GL_DEPTH_COMPONENT; | |
345 | theDataType = GL_FLOAT; | |
346 | return true; | |
347 | case Image_PixMap::ImgRGBF: | |
348 | thePixelFormat = GL_RGB; | |
349 | theDataType = GL_FLOAT; | |
350 | return true; | |
351 | case Image_PixMap::ImgBGRF: | |
352 | thePixelFormat = GL_BGR; | |
353 | theDataType = GL_FLOAT; | |
354 | return true; | |
355 | case Image_PixMap::ImgRGBAF: | |
356 | thePixelFormat = GL_RGBA; | |
357 | theDataType = GL_FLOAT; | |
358 | return true; | |
359 | case Image_PixMap::ImgBGRAF: | |
360 | thePixelFormat = GL_BGRA; | |
361 | theDataType = GL_FLOAT; | |
362 | return true; | |
363 | default: | |
364 | return false; | |
7fd59977 | 365 | } |
366 | } | |
367 | ||
692613e5 | 368 | Standard_Boolean OpenGl_GraphicDriver::BufferDump (const Graphic3d_CView& theCView, |
369 | Image_PixMap& theImage, | |
370 | const Graphic3d_BufferType& theBufferType) | |
7fd59977 | 371 | { |
692613e5 | 372 | const OpenGl_CView* aCView = (const OpenGl_CView* )theCView.ptrView; |
373 | return (aCView != NULL) && aCView->WS->BufferDump ((OpenGl_FrameBuffer* )theCView.ptrFBO, theImage, theBufferType); | |
2166f0fa SK |
374 | } |
375 | ||
692613e5 | 376 | Standard_Boolean OpenGl_Workspace::BufferDump (OpenGl_FrameBuffer* theFBOPtr, |
377 | Image_PixMap& theImage, | |
378 | const Graphic3d_BufferType& theBufferType) | |
7fd59977 | 379 | { |
692613e5 | 380 | GLenum aFormat, aType; |
381 | if (theImage.IsEmpty() | |
382 | || !getDataFormat (theImage, aFormat, aType) | |
383 | || ((theBufferType == Graphic3d_BT_Depth) && (aFormat != GL_DEPTH_COMPONENT)) | |
384 | || !Activate()) | |
7fd59977 | 385 | { |
386 | return Standard_False; | |
387 | } | |
388 | ||
7fd59977 | 389 | // bind FBO if used |
7fd59977 | 390 | GLint aReadBufferPrev = GL_BACK; |
692613e5 | 391 | if (theFBOPtr != NULL && theFBOPtr->IsValid()) |
7fd59977 | 392 | { |
692613e5 | 393 | theFBOPtr->BindBuffer (GetGlContext()); |
7fd59977 | 394 | } |
395 | else | |
396 | { | |
397 | glGetIntegerv (GL_READ_BUFFER, &aReadBufferPrev); | |
398 | GLint aDrawBufferPrev = GL_BACK; | |
399 | glGetIntegerv (GL_DRAW_BUFFER, &aDrawBufferPrev); | |
400 | glReadBuffer (aDrawBufferPrev); | |
401 | } | |
402 | ||
74706083 | 403 | // setup alignment |
404 | const GLint anExtraBytes = (GLint )theImage.RowExtraBytes(); | |
405 | const GLint anAligment = Min (GLint(theImage.MaxRowAligmentBytes()), 8); // limit to 8 bytes for OpenGL | |
692613e5 | 406 | glPixelStorei (GL_PACK_ALIGNMENT, anAligment); |
407 | ||
74706083 | 408 | const GLint aPixelsWidth = GLint(theImage.SizeRowBytes() / theImage.SizePixelBytes()); |
409 | glPixelStorei (GL_PACK_ROW_LENGTH, (anExtraBytes >= anAligment) ? aPixelsWidth : 0); | |
410 | ||
411 | if (theImage.IsTopDown()) | |
692613e5 | 412 | { |
413 | // copy row by row | |
414 | for (Standard_Size aRow = 0; aRow < theImage.SizeY(); ++aRow) | |
415 | { | |
74706083 | 416 | // Image_PixMap rows indexation always starts from the upper corner |
417 | // while order in memory depends on the flag and processed by ChangeRow() method | |
418 | glReadPixels (0, GLint(theImage.SizeY() - aRow - 1), GLsizei (theImage.SizeX()), 1, aFormat, aType, theImage.ChangeRow (aRow)); | |
692613e5 | 419 | } |
420 | } | |
421 | else | |
7fd59977 | 422 | { |
692613e5 | 423 | glReadPixels (0, 0, GLsizei (theImage.SizeX()), GLsizei (theImage.SizeY()), aFormat, aType, theImage.ChangeData()); |
7fd59977 | 424 | } |
7fd59977 | 425 | |
74706083 | 426 | glPixelStorei (GL_PACK_ALIGNMENT, 1); |
427 | glPixelStorei (GL_PACK_ROW_LENGTH, 0); | |
7fd59977 | 428 | |
692613e5 | 429 | if (theFBOPtr != NULL && theFBOPtr->IsValid()) |
7fd59977 | 430 | { |
692613e5 | 431 | theFBOPtr->UnbindBuffer (GetGlContext()); |
7fd59977 | 432 | } |
433 | else | |
434 | { | |
435 | glReadBuffer (aReadBufferPrev); | |
436 | } | |
437 | return Standard_True; | |
438 | } | |
439 | ||
dd8a4ce9 | 440 | void OpenGl_GraphicDriver::RemoveView (const Graphic3d_CView& theCView) |
2166f0fa | 441 | { |
fd4a6963 | 442 | Handle(OpenGl_Context) aCtx = GetSharedContext(); |
443 | Handle(OpenGl_View) aView; | |
444 | Handle(OpenGl_Workspace) aWindow; | |
445 | if (myMapOfWS.Find (theCView.WsId, aWindow)) | |
446 | { | |
dd8a4ce9 | 447 | myMapOfWS.UnBind (theCView.WsId); |
fd4a6963 | 448 | } |
449 | if (!aWindow.IsNull()) | |
450 | { | |
451 | if (aWindow->GetGlContext()->MakeCurrent()) | |
452 | { | |
453 | aCtx = aWindow->GetGlContext(); | |
454 | } | |
455 | else | |
456 | { | |
457 | // try to hijack another context if any | |
458 | const Handle(OpenGl_Context)& anOtherCtx = GetSharedContext(); | |
459 | if (!anOtherCtx.IsNull() | |
460 | && anOtherCtx != aWindow->GetGlContext()) | |
461 | { | |
462 | aCtx = anOtherCtx; | |
463 | aCtx->MakeCurrent(); | |
464 | } | |
465 | } | |
466 | } | |
467 | if (myMapOfView.Find (theCView.ViewId, aView)) | |
468 | { | |
469 | aView->ReleaseGlResources (aCtx); | |
470 | myMapOfView.UnBind (theCView.ViewId); | |
471 | } | |
7fd59977 | 472 | |
fd4a6963 | 473 | if (myMapOfWS.IsEmpty()) |
dd8a4ce9 | 474 | { |
475 | // The last view removed but some objects still present. | |
476 | // Release GL resources now without object destruction. | |
477 | for (NCollection_DataMap<Standard_Integer, OpenGl_Structure*>::Iterator aStructIt (myMapOfStructure); | |
478 | aStructIt.More (); aStructIt.Next()) | |
479 | { | |
480 | OpenGl_Structure* aStruct = aStructIt.ChangeValue(); | |
fd4a6963 | 481 | aStruct->ReleaseGlResources (aCtx); |
dd8a4ce9 | 482 | } |
fd4a6963 | 483 | myTempText->Release (aCtx); |
484 | myGlDisplay->ReleaseAttributes (aCtx.operator->()); | |
485 | myDeviceLostFlag = !myMapOfStructure.IsEmpty(); | |
dd8a4ce9 | 486 | } |
487 | ||
bf75be98 | 488 | OpenGl_CView* aCView = (OpenGl_CView* )theCView.ptrView; |
2166f0fa | 489 | delete aCView; |
dd8a4ce9 | 490 | ((Graphic3d_CView *)&theCView)->ptrView = NULL; |
fd4a6963 | 491 | |
492 | aCtx.Nullify(); | |
493 | aView.Nullify(); | |
494 | aWindow.Nullify(); | |
7fd59977 | 495 | } |
496 | ||
2166f0fa SK |
497 | void OpenGl_GraphicDriver::SetLight (const Graphic3d_CView& ACView) |
498 | { | |
499 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
500 | if (aCView) | |
501 | aCView->View->SetLights(ACView.Context); | |
7fd59977 | 502 | } |
503 | ||
4269bd1b | 504 | void OpenGl_GraphicDriver::SetClipPlanes (const Graphic3d_CView& theCView) |
2166f0fa | 505 | { |
4269bd1b | 506 | const OpenGl_CView *aCView = (const OpenGl_CView *)theCView.ptrView; |
2166f0fa | 507 | if (aCView) |
4269bd1b | 508 | { |
509 | aCView->View->SetClipPlanes (theCView.Context.ClipPlanes); | |
510 | } | |
511 | } | |
512 | ||
513 | void OpenGl_GraphicDriver::SetClipPlanes (const Graphic3d_CStructure& theCStructure) | |
514 | { | |
515 | OpenGl_Structure* aStructure = (OpenGl_Structure *)theCStructure.ptrStructure; | |
516 | if (aStructure) | |
517 | { | |
518 | aStructure->SetClipPlanes (theCStructure.ClipPlanes); | |
519 | } | |
7fd59977 | 520 | } |
521 | ||
2166f0fa SK |
522 | void OpenGl_GraphicDriver::SetVisualisation (const Graphic3d_CView& ACView) |
523 | { | |
524 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
525 | if (aCView) | |
526 | { | |
527 | aCView->View->SetVisualisation(ACView.Context); | |
528 | aCView->WS->UseZBuffer() = ( ACView.Context.Visualization == 0? (ACView.Context.ZBufferActivity == 1) : (ACView.Context.ZBufferActivity != 0) ); | |
7fd59977 | 529 | } |
7fd59977 | 530 | } |
531 | ||
2166f0fa SK |
532 | void OpenGl_GraphicDriver::TransformStructure (const Graphic3d_CStructure& ACStructure) |
533 | { | |
534 | OpenGl_Structure *astructure = (OpenGl_Structure *)ACStructure.ptrStructure; | |
535 | if (astructure) | |
536 | astructure->SetTransformation(&(ACStructure.Transformation[0][0])); | |
7fd59977 | 537 | } |
538 | ||
2166f0fa SK |
539 | void OpenGl_GraphicDriver::Transparency (const Graphic3d_CView& ACView, const Standard_Boolean AFlag) |
540 | { | |
541 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
542 | if (aCView) | |
543 | aCView->WS->UseTransparency(AFlag); | |
544 | } | |
7fd59977 | 545 | |
2166f0fa SK |
546 | void OpenGl_GraphicDriver::Update (const Graphic3d_CView& ACView, const Aspect_CLayer2d& ACUnderLayer, const Aspect_CLayer2d& ACOverLayer) |
547 | { | |
548 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
549 | if (aCView) | |
550 | aCView->WS->Update(ACView,ACUnderLayer,ACOverLayer); | |
551 | } | |
7fd59977 | 552 | |
5e27df78 | 553 | Standard_Boolean OpenGl_GraphicDriver::View (Graphic3d_CView& theCView) |
2166f0fa | 554 | { |
fd4a6963 | 555 | if (myGlDisplay.IsNull() |
556 | || myMapOfView.IsBound (theCView.ViewId) | |
557 | || myMapOfWS .IsBound (theCView.WsId)) | |
2166f0fa | 558 | { |
fd4a6963 | 559 | return Standard_False; |
7fd59977 | 560 | } |
561 | ||
fd4a6963 | 562 | Handle(OpenGl_Context) aShareCtx = GetSharedContext(); |
563 | Handle(OpenGl_Workspace) aWS = new OpenGl_Workspace (myGlDisplay, theCView.DefWindow, theCView.GContext, myCaps, aShareCtx); | |
392ac980 | 564 | Handle(OpenGl_View) aView = new OpenGl_View (theCView.Context, &myStateCounter); |
fd4a6963 | 565 | myMapOfWS .Bind (theCView.WsId, aWS); |
5e27df78 | 566 | myMapOfView.Bind (theCView.ViewId, aView); |
7fd59977 | 567 | |
5e27df78 | 568 | OpenGl_CView* aCView = new OpenGl_CView(); |
2166f0fa | 569 | aCView->View = aView; |
fd4a6963 | 570 | aCView->WS = aWS; |
5e27df78 | 571 | theCView.ptrView = aCView; |
7fd59977 | 572 | |
2166f0fa SK |
573 | return Standard_True; |
574 | } | |
7fd59977 | 575 | |
2166f0fa SK |
576 | void OpenGl_GraphicDriver::ViewMapping (const Graphic3d_CView& ACView, const Standard_Boolean AWait) |
577 | { | |
578 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
579 | if (aCView) | |
580 | { | |
fd4a6963 | 581 | aCView->View->SetMapping (myGlDisplay, ACView); |
529afc1a | 582 | if (!AWait) |
2166f0fa SK |
583 | { |
584 | aCView->WS->Resize(ACView.DefWindow); | |
7fd59977 | 585 | } |
7fd59977 | 586 | } |
2166f0fa | 587 | } |
7fd59977 | 588 | |
2166f0fa SK |
589 | void OpenGl_GraphicDriver::ViewOrientation (const Graphic3d_CView& ACView, const Standard_Boolean AWait) |
590 | { | |
591 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
592 | if (aCView) | |
593 | { | |
594 | aCView->View->SetOrientation(ACView); | |
529afc1a | 595 | if (!AWait) |
2166f0fa SK |
596 | { |
597 | aCView->WS->Resize(ACView.DefWindow); | |
7fd59977 | 598 | } |
7fd59977 | 599 | } |
2166f0fa | 600 | } |
7fd59977 | 601 | |
2166f0fa SK |
602 | void OpenGl_GraphicDriver::SetBackFacingModel (const Graphic3d_CView& ACView) |
603 | { | |
604 | const OpenGl_CView *aCView = (const OpenGl_CView *)ACView.ptrView; | |
605 | if (aCView) | |
606 | aCView->View->SetBackfacing(ACView.Backfacing); | |
607 | } | |
59f45b7c | 608 | |
609 | //======================================================================= | |
610 | //function : AddZLayer | |
bf75be98 | 611 | //purpose : |
59f45b7c | 612 | //======================================================================= |
613 | ||
614 | void OpenGl_GraphicDriver::AddZLayer (const Graphic3d_CView& theCView, | |
615 | const Standard_Integer theLayerId) | |
616 | { | |
617 | const OpenGl_CView *aCView = (const OpenGl_CView *)theCView.ptrView; | |
618 | if (aCView) | |
619 | aCView->View->AddZLayer (theLayerId); | |
620 | } | |
621 | ||
622 | //======================================================================= | |
623 | //function : RemoveZLayer | |
624 | //purpose : | |
625 | //======================================================================= | |
626 | ||
627 | void OpenGl_GraphicDriver::RemoveZLayer (const Graphic3d_CView& theCView, | |
628 | const Standard_Integer theLayerId) | |
629 | { | |
630 | const OpenGl_CView* aCView = (const OpenGl_CView *)theCView.ptrView; | |
631 | if (aCView) | |
632 | aCView->View->RemoveZLayer (theLayerId); | |
633 | } |