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b311480e | 1 | // Created on: 2011-09-20 |
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 | |
c357e426 | 16 | #include <OpenGl_View.hxx> |
5f8b738e | 17 | |
c357e426 | 18 | #include <Aspect_RenderingContext.hxx> |
19 | #include <Aspect_Window.hxx> | |
20 | #include <Graphic3d_AspectFillArea3d.hxx> | |
21 | #include <Graphic3d_Texture2Dmanual.hxx> | |
22 | #include <Graphic3d_TextureEnv.hxx> | |
23 | #include <Graphic3d_Mat4d.hxx> | |
24 | #include <NCollection_Mat4.hxx> | |
bf75be98 | 25 | #include <OpenGl_Context.hxx> |
c357e426 | 26 | #include <OpenGl_FrameBuffer.hxx> |
30f0ad28 | 27 | #include <OpenGl_GlCore11.hxx> |
28 | #include <OpenGl_GraduatedTrihedron.hxx> | |
392ac980 | 29 | #include <OpenGl_GraphicDriver.hxx> |
30f0ad28 | 30 | #include <OpenGl_ShaderManager.hxx> |
bf75be98 | 31 | #include <OpenGl_Texture.hxx> |
c357e426 | 32 | #include <OpenGl_Window.hxx> |
30f0ad28 | 33 | #include <OpenGl_Workspace.hxx> |
f5b72419 | 34 | #include <OSD_Parallel.hxx> |
c357e426 | 35 | #include <Standard_CLocaleSentry.hxx> |
2166f0fa | 36 | |
f5b72419 | 37 | #include "../Graphic3d/Graphic3d_Structure.pxx" |
38 | ||
92efcf78 | 39 | IMPLEMENT_STANDARD_RTTIEXT(OpenGl_View,Graphic3d_CView) |
40 | ||
c357e426 | 41 | // ======================================================================= |
42 | // function : Constructor | |
43 | // purpose : | |
44 | // ======================================================================= | |
45 | OpenGl_View::OpenGl_View (const Handle(Graphic3d_StructureManager)& theMgr, | |
46 | const Handle(OpenGl_GraphicDriver)& theDriver, | |
47 | const Handle(OpenGl_Caps)& theCaps, | |
c357e426 | 48 | OpenGl_StateCounter* theCounter) |
49 | : Graphic3d_CView (theMgr), | |
50 | myDriver (theDriver.operator->()), | |
51 | myCaps (theCaps), | |
c357e426 | 52 | myWasRedrawnGL (Standard_False), |
c357e426 | 53 | myBackfacing (Graphic3d_TOBM_AUTOMATIC), |
c357e426 | 54 | myToShowGradTrihedron (false), |
f5b72419 | 55 | myZLayers (Structure_MAX_PRIORITY - Structure_MIN_PRIORITY + 1), |
c357e426 | 56 | myStateCounter (theCounter), |
992ed6b3 | 57 | myCurrLightSourceState (theCounter->Increment()), |
58 | myLightsRevision (0), | |
0b0320e7 | 59 | myLastLightSourceState (0, 0), |
ba00aab7 | 60 | mySRgbState (-1), |
61 | myFboColorFormat (GL_SRGB8_ALPHA8), // note that GL_SRGB8 is not required to be renderable, unlike GL_RGB8, GL_RGBA8, GL_SRGB8_ALPHA8 | |
3c4b62a4 | 62 | myFboDepthFormat (GL_DEPTH24_STENCIL8), |
63 | myToFlipOutput (Standard_False), | |
b40cdc2b | 64 | // |
c357e426 | 65 | myFrameCounter (0), |
66 | myHasFboBlit (Standard_True), | |
a1073ae2 | 67 | myToDisableOIT (Standard_False), |
68 | myToDisableOITMSAA (Standard_False), | |
7ccf8676 | 69 | myToDisableMSAA (Standard_False), |
c357e426 | 70 | myTransientDrawToFront (Standard_True), |
71 | myBackBufferRestored (Standard_False), | |
72 | myIsImmediateDrawn (Standard_False), | |
bf5f0ca2 | 73 | myTextureParams (new OpenGl_Aspects()), |
077a220c | 74 | myCubeMapParams (new OpenGl_Aspects()), |
75 | myBackgroundType (Graphic3d_TOB_NONE), | |
67312b79 | 76 | myPBREnvState (OpenGl_PBREnvState_NONEXISTENT), |
77 | myPBREnvRequest (OpenGl_PBREnvRequest_NONE), | |
91c60b57 | 78 | // ray-tracing fields initialization |
c357e426 | 79 | myRaytraceInitStatus (OpenGl_RT_NONE), |
80 | myIsRaytraceDataValid (Standard_False), | |
91c60b57 | 81 | myIsRaytraceWarnTextures (Standard_False), |
f5b72419 | 82 | myRaytraceBVHBuilder (new BVH_BinnedBuilder<Standard_ShortReal, 3, BVH_Constants_NbBinsBest> (BVH_Constants_LeafNodeSizeAverage, |
83 | BVH_Constants_MaxTreeDepth, | |
84 | Standard_False, | |
85 | OSD_Parallel::NbLogicalProcessors() + 1)), | |
86 | myRaytraceSceneRadius (0.0f), | |
87 | myRaytraceSceneEpsilon (1.0e-6f), | |
91c60b57 | 88 | myToUpdateEnvironmentMap (Standard_False), |
b27ab03d | 89 | myRaytraceLayerListState (0), |
90 | myPrevCameraApertureRadius(0.f), | |
91 | myPrevCameraFocalPlaneDist(0.f) | |
2166f0fa | 92 | { |
077a220c | 93 | for (int i = 0; i < Graphic3d_TypeOfBackground_NB; ++i) |
94 | { | |
95 | myBackgrounds[i] = new OpenGl_BackgroundArray(Graphic3d_TypeOfBackground(i)); | |
96 | } | |
97 | ||
c357e426 | 98 | myWorkspace = new OpenGl_Workspace (this, NULL); |
2166f0fa | 99 | |
992ed6b3 | 100 | Handle(Graphic3d_CLight) aLight = new Graphic3d_CLight (Graphic3d_TOLS_AMBIENT); |
101 | aLight->SetHeadlight (false); | |
102 | aLight->SetColor (Quantity_NOC_WHITE); | |
8445efca | 103 | myLights = new Graphic3d_LightSet(); |
992ed6b3 | 104 | myNoShadingLight = new Graphic3d_LightSet(); |
105 | myNoShadingLight->Add (aLight); | |
016e5959 | 106 | |
a1073ae2 | 107 | myMainSceneFbos[0] = new OpenGl_FrameBuffer(); |
108 | myMainSceneFbos[1] = new OpenGl_FrameBuffer(); | |
109 | myMainSceneFbosOit[0] = new OpenGl_FrameBuffer(); | |
110 | myMainSceneFbosOit[1] = new OpenGl_FrameBuffer(); | |
111 | myImmediateSceneFbos[0] = new OpenGl_FrameBuffer(); | |
112 | myImmediateSceneFbos[1] = new OpenGl_FrameBuffer(); | |
113 | myImmediateSceneFbosOit[0] = new OpenGl_FrameBuffer(); | |
114 | myImmediateSceneFbosOit[1] = new OpenGl_FrameBuffer(); | |
b40cdc2b | 115 | myXrSceneFbo = new OpenGl_FrameBuffer(); |
a1073ae2 | 116 | myOpenGlFBO = new OpenGl_FrameBuffer(); |
117 | myOpenGlFBO2 = new OpenGl_FrameBuffer(); | |
118 | myRaytraceFBO1[0] = new OpenGl_FrameBuffer(); | |
119 | myRaytraceFBO1[1] = new OpenGl_FrameBuffer(); | |
120 | myRaytraceFBO2[0] = new OpenGl_FrameBuffer(); | |
121 | myRaytraceFBO2[1] = new OpenGl_FrameBuffer(); | |
c357e426 | 122 | } |
123 | ||
124 | // ======================================================================= | |
125 | // function : Destructor | |
126 | // purpose : | |
127 | // ======================================================================= | |
0b0320e7 | 128 | OpenGl_View::~OpenGl_View() |
2166f0fa | 129 | { |
bf75be98 | 130 | ReleaseGlResources (NULL); // ensure ReleaseGlResources() was called within valid context |
077a220c | 131 | for (int i = 0; i < Graphic3d_TypeOfBackground_NB; ++i) |
132 | { | |
133 | OpenGl_Element::Destroy(NULL, myBackgrounds[i]); | |
134 | } | |
135 | ||
0b0320e7 | 136 | OpenGl_Element::Destroy (NULL, myTextureParams); |
077a220c | 137 | OpenGl_Element::Destroy (NULL, myCubeMapParams); |
bf75be98 | 138 | } |
139 | ||
c357e426 | 140 | // ======================================================================= |
ba00aab7 | 141 | // function : releaseSrgbResources |
c357e426 | 142 | // purpose : |
143 | // ======================================================================= | |
ba00aab7 | 144 | void OpenGl_View::releaseSrgbResources (const Handle(OpenGl_Context)& theCtx) |
bf75be98 | 145 | { |
ba00aab7 | 146 | myRenderParams.RebuildRayTracingShaders = true; |
30f0ad28 | 147 | |
bf75be98 | 148 | if (!myTextureEnv.IsNull()) |
149 | { | |
ad67e367 | 150 | if (!theCtx.IsNull()) |
cc8cbabe | 151 | { |
ad67e367 | 152 | for (OpenGl_TextureSet::Iterator aTextureIter (myTextureEnv); aTextureIter.More(); aTextureIter.Next()) |
153 | { | |
154 | theCtx->DelayedRelease (aTextureIter.ChangeValue()); | |
155 | aTextureIter.ChangeValue().Nullify(); | |
156 | } | |
cc8cbabe | 157 | } |
bf75be98 | 158 | myTextureEnv.Nullify(); |
159 | } | |
0b0320e7 | 160 | |
161 | if (myTextureParams != NULL) | |
162 | { | |
ad67e367 | 163 | myTextureParams->Release (theCtx.get()); |
0b0320e7 | 164 | } |
077a220c | 165 | |
166 | if (myCubeMapParams != NULL) | |
0b0320e7 | 167 | { |
077a220c | 168 | myCubeMapParams->Release (theCtx.get()); |
0b0320e7 | 169 | } |
077a220c | 170 | |
171 | for (int i = 0; i < Graphic3d_TypeOfBackground_NB; ++i) | |
bf75be98 | 172 | { |
077a220c | 173 | if (myBackgrounds[i] != NULL) |
174 | { | |
175 | myBackgrounds[i]->Release (theCtx.get()); | |
176 | } | |
bf75be98 | 177 | } |
91c60b57 | 178 | |
ad67e367 | 179 | myMainSceneFbos[0] ->Release (theCtx.get()); |
180 | myMainSceneFbos[1] ->Release (theCtx.get()); | |
181 | myMainSceneFbosOit[0] ->Release (theCtx.get()); | |
182 | myMainSceneFbosOit[1] ->Release (theCtx.get()); | |
183 | myImmediateSceneFbos[0] ->Release (theCtx.get()); | |
184 | myImmediateSceneFbos[1] ->Release (theCtx.get()); | |
185 | myImmediateSceneFbosOit[0]->Release (theCtx.get()); | |
186 | myImmediateSceneFbosOit[1]->Release (theCtx.get()); | |
b40cdc2b | 187 | myXrSceneFbo ->Release (theCtx.get()); |
ad67e367 | 188 | myOpenGlFBO ->Release (theCtx.get()); |
189 | myOpenGlFBO2 ->Release (theCtx.get()); | |
190 | myFullScreenQuad .Release (theCtx.get()); | |
191 | myFullScreenQuadFlip .Release (theCtx.get()); | |
c357e426 | 192 | |
ba00aab7 | 193 | // Technically we should also re-initialize all sRGB/RGB8 color textures. |
194 | // But for now consider this sRGB disabling/enabling to be done at application start-up | |
195 | // and re-create dynamically only frame buffers. | |
196 | } | |
197 | ||
198 | // ======================================================================= | |
199 | // function : ReleaseGlResources | |
200 | // purpose : | |
201 | // ======================================================================= | |
202 | void OpenGl_View::ReleaseGlResources (const Handle(OpenGl_Context)& theCtx) | |
203 | { | |
204 | myGraduatedTrihedron.Release (theCtx.get()); | |
205 | myFrameStatsPrs.Release (theCtx.get()); | |
206 | ||
207 | releaseSrgbResources (theCtx); | |
208 | ||
91c60b57 | 209 | releaseRaytraceResources (theCtx); |
67312b79 | 210 | |
211 | if (!myPBREnvironment.IsNull()) | |
212 | { | |
213 | myPBREnvironment->Release (theCtx.get()); | |
214 | } | |
b40cdc2b | 215 | ReleaseXR(); |
bf75be98 | 216 | } |
2166f0fa | 217 | |
c357e426 | 218 | // ======================================================================= |
219 | // function : Remove | |
220 | // purpose : | |
221 | // ======================================================================= | |
222 | void OpenGl_View::Remove() | |
bf75be98 | 223 | { |
c357e426 | 224 | if (IsRemoved()) |
bf75be98 | 225 | { |
c357e426 | 226 | return; |
bf75be98 | 227 | } |
228 | ||
c357e426 | 229 | myDriver->RemoveView (this); |
230 | myWindow.Nullify(); | |
231 | ||
232 | Graphic3d_CView::Remove(); | |
233 | } | |
234 | ||
7c3ef2f7 | 235 | // ======================================================================= |
236 | // function : SetLocalOrigin | |
237 | // purpose : | |
238 | // ======================================================================= | |
239 | void OpenGl_View::SetLocalOrigin (const gp_XYZ& theOrigin) | |
240 | { | |
241 | myLocalOrigin = theOrigin; | |
242 | const Handle(OpenGl_Context)& aCtx = myWorkspace->GetGlContext(); | |
243 | if (!aCtx.IsNull()) | |
244 | { | |
245 | aCtx->ShaderManager()->SetLocalOrigin (theOrigin); | |
246 | } | |
247 | } | |
248 | ||
c357e426 | 249 | // ======================================================================= |
250 | // function : SetTextureEnv | |
251 | // purpose : | |
252 | // ======================================================================= | |
253 | void OpenGl_View::SetTextureEnv (const Handle(Graphic3d_TextureEnv)& theTextureEnv) | |
254 | { | |
255 | Handle(OpenGl_Context) aCtx = myWorkspace->GetGlContext(); | |
256 | if (!aCtx.IsNull() && !myTextureEnv.IsNull()) | |
257 | { | |
cc8cbabe | 258 | for (OpenGl_TextureSet::Iterator aTextureIter (myTextureEnv); aTextureIter.More(); aTextureIter.Next()) |
259 | { | |
260 | aCtx->DelayedRelease (aTextureIter.ChangeValue()); | |
261 | aTextureIter.ChangeValue().Nullify(); | |
262 | } | |
c357e426 | 263 | } |
264 | ||
265 | myToUpdateEnvironmentMap = Standard_True; | |
266 | myTextureEnvData = theTextureEnv; | |
267 | myTextureEnv.Nullify(); | |
268 | initTextureEnv (aCtx); | |
269 | } | |
270 | ||
271 | // ======================================================================= | |
272 | // function : initTextureEnv | |
273 | // purpose : | |
274 | // ======================================================================= | |
275 | void OpenGl_View::initTextureEnv (const Handle(OpenGl_Context)& theContext) | |
276 | { | |
277 | if (myTextureEnvData.IsNull() | |
278 | || theContext.IsNull() | |
279 | || !theContext->MakeCurrent()) | |
bf75be98 | 280 | { |
281 | return; | |
282 | } | |
283 | ||
72f6dc61 | 284 | Handle(OpenGl_Texture) aTextureEnv = new OpenGl_Texture (myTextureEnvData->GetId(), myTextureEnvData->GetParams()); |
285 | if (Handle(Image_PixMap) anImage = myTextureEnvData->GetImage()) | |
c357e426 | 286 | { |
ba00aab7 | 287 | aTextureEnv->Init (theContext, *anImage, myTextureEnvData->Type(), true); |
c357e426 | 288 | } |
72f6dc61 | 289 | myTextureEnv = new OpenGl_TextureSet (aTextureEnv); |
290 | myTextureEnv->ChangeTextureSetBits() = Graphic3d_TextureSetBits_BaseColor; | |
c357e426 | 291 | } |
e276548b | 292 | |
c357e426 | 293 | // ======================================================================= |
294 | // function : SetImmediateModeDrawToFront | |
295 | // purpose : | |
296 | // ======================================================================= | |
297 | Standard_Boolean OpenGl_View::SetImmediateModeDrawToFront (const Standard_Boolean theDrawToFrontBuffer) | |
298 | { | |
299 | const Standard_Boolean aPrevMode = myTransientDrawToFront; | |
300 | myTransientDrawToFront = theDrawToFrontBuffer; | |
301 | return aPrevMode; | |
e276548b | 302 | } |
303 | ||
c357e426 | 304 | // ======================================================================= |
305 | // function : SetWindow | |
306 | // purpose : | |
307 | // ======================================================================= | |
308 | void OpenGl_View::SetWindow (const Handle(Aspect_Window)& theWindow, | |
a521d90d | 309 | const Aspect_RenderingContext theContext) |
e276548b | 310 | { |
c357e426 | 311 | myWindow = myDriver->CreateRenderWindow (theWindow, theContext); |
312 | Standard_ASSERT_RAISE (!myWindow.IsNull(), | |
313 | "OpenGl_View::SetWindow, " | |
314 | "Failed to create OpenGl window."); | |
e276548b | 315 | |
c357e426 | 316 | myWorkspace = new OpenGl_Workspace (this, myWindow); |
317 | myWorldViewProjState.Reset(); | |
91c60b57 | 318 | myToUpdateEnvironmentMap = Standard_True; |
c357e426 | 319 | myHasFboBlit = Standard_True; |
320 | Invalidate(); | |
321 | ||
322 | // Environment texture resource does not support lazy initialization. | |
323 | initTextureEnv (myWorkspace->GetGlContext()); | |
324 | } | |
325 | ||
326 | // ======================================================================= | |
327 | // function : Resized | |
328 | // purpose : | |
329 | // ======================================================================= | |
330 | void OpenGl_View::Resized() | |
331 | { | |
332 | if (myWindow.IsNull()) | |
333 | return; | |
334 | ||
335 | myWindow->Resize(); | |
336 | } | |
337 | ||
c357e426 | 338 | // ======================================================================= |
339 | // function : SetMinMaxValuesCallback | |
340 | // purpose : | |
341 | // ======================================================================= | |
342 | static void SetMinMaxValuesCallback (Graphic3d_CView* theView) | |
343 | { | |
344 | OpenGl_View* aView = dynamic_cast<OpenGl_View*>(theView); | |
345 | if (aView == NULL) | |
346 | return; | |
347 | ||
348 | Bnd_Box aBox = theView->MinMaxValues(); | |
349 | if (!aBox.IsVoid()) | |
2166f0fa | 350 | { |
c357e426 | 351 | gp_Pnt aMin = aBox.CornerMin(); |
352 | gp_Pnt aMax = aBox.CornerMax(); | |
353 | ||
354 | Graphic3d_Vec3 aMinVec ((Standard_ShortReal )aMin.X(), (Standard_ShortReal )aMin.Y(), (Standard_ShortReal )aMin.Z()); | |
355 | Graphic3d_Vec3 aMaxVec ((Standard_ShortReal )aMax.X(), (Standard_ShortReal )aMax.Y(), (Standard_ShortReal )aMax.Z()); | |
356 | aView->GraduatedTrihedronMinMaxValues (aMinVec, aMaxVec); | |
2166f0fa SK |
357 | } |
358 | } | |
359 | ||
c357e426 | 360 | // ======================================================================= |
361 | // function : GraduatedTrihedronDisplay | |
362 | // purpose : | |
363 | // ======================================================================= | |
364 | void OpenGl_View::GraduatedTrihedronDisplay (const Graphic3d_GraduatedTrihedron& theTrihedronData) | |
365 | { | |
366 | myGTrihedronData = theTrihedronData; | |
367 | myGTrihedronData.PtrView = this; | |
368 | myGTrihedronData.CubicAxesCallback = SetMinMaxValuesCallback; | |
369 | myGraduatedTrihedron.SetValues (myGTrihedronData); | |
370 | myToShowGradTrihedron = true; | |
371 | } | |
2166f0fa | 372 | |
c357e426 | 373 | // ======================================================================= |
374 | // function : GraduatedTrihedronErase | |
375 | // purpose : | |
376 | // ======================================================================= | |
377 | void OpenGl_View::GraduatedTrihedronErase() | |
2166f0fa | 378 | { |
c357e426 | 379 | myGTrihedronData.PtrView = NULL; |
380 | myGraduatedTrihedron.Release (myWorkspace->GetGlContext().operator->()); | |
381 | myToShowGradTrihedron = false; | |
2166f0fa SK |
382 | } |
383 | ||
c357e426 | 384 | // ======================================================================= |
385 | // function : GraduatedTrihedronMinMaxValues | |
386 | // purpose : | |
387 | // ======================================================================= | |
388 | void OpenGl_View::GraduatedTrihedronMinMaxValues (const Graphic3d_Vec3 theMin, const Graphic3d_Vec3 theMax) | |
389 | { | |
390 | myGraduatedTrihedron.SetMinMax (theMin, theMax); | |
391 | } | |
2166f0fa | 392 | |
c357e426 | 393 | // ======================================================================= |
394 | // function : BufferDump | |
395 | // purpose : | |
396 | // ======================================================================= | |
397 | Standard_Boolean OpenGl_View::BufferDump (Image_PixMap& theImage, const Graphic3d_BufferType& theBufferType) | |
398 | { | |
38d90bb3 | 399 | if (theBufferType != Graphic3d_BT_RGB_RayTraceHdrLeft) |
400 | { | |
401 | return myWorkspace->BufferDump(myFBO, theImage, theBufferType); | |
402 | } | |
403 | ||
404 | if (!myRaytraceParameters.AdaptiveScreenSampling) | |
405 | { | |
406 | return myWorkspace->BufferDump(myAccumFrames % 2 ? myRaytraceFBO2[0] : myRaytraceFBO1[0], theImage, theBufferType); | |
407 | } | |
408 | ||
409 | #if defined(GL_ES_VERSION_2_0) | |
410 | return false; | |
411 | #else | |
412 | if (theImage.Format() != Image_Format_RGBF) | |
413 | { | |
414 | return false; | |
415 | } | |
416 | ||
417 | const GLuint aW = myRaytraceOutputTexture[0]->SizeX(); | |
418 | const GLuint aH = myRaytraceOutputTexture[0]->SizeY(); | |
419 | if (aW / 3 != theImage.SizeX() || aH / 2 != theImage.SizeY()) | |
420 | { | |
421 | return false; | |
422 | } | |
423 | ||
424 | std::vector<GLfloat> aValues; | |
425 | try | |
426 | { | |
427 | aValues.resize (aW * aH); | |
428 | } | |
429 | catch (const std::bad_alloc&) | |
430 | { | |
431 | return false; | |
432 | } | |
433 | ||
434 | glBindTexture (GL_TEXTURE_RECTANGLE, myRaytraceOutputTexture[0]->TextureId()); | |
435 | glGetTexImage (GL_TEXTURE_RECTANGLE, 0, OpenGl_TextureFormat::Create<GLfloat, 1>().Format(), GL_FLOAT, &aValues[0]); | |
436 | glBindTexture (GL_TEXTURE_RECTANGLE, 0); | |
437 | for (unsigned int aRow = 0; aRow < aH; aRow += 2) | |
438 | { | |
439 | for (unsigned int aCol = 0; aCol < aW; aCol += 3) | |
440 | { | |
441 | float* anImageValue = theImage.ChangeValue<float[3]> ((aH - aRow) / 2 - 1, aCol / 3); | |
442 | float aInvNbSamples = 1.f / aValues[aRow * aW + aCol + aW]; | |
443 | anImageValue[0] = aValues[aRow * aW + aCol] * aInvNbSamples; | |
444 | anImageValue[1] = aValues[aRow * aW + aCol + 1] * aInvNbSamples; | |
445 | anImageValue[2] = aValues[aRow * aW + aCol + 1 + aW] * aInvNbSamples; | |
446 | } | |
447 | } | |
448 | ||
449 | return true; | |
450 | #endif | |
c357e426 | 451 | } |
452 | ||
c357e426 | 453 | // ======================================================================= |
454 | // function : GradientBackground | |
455 | // purpose : | |
456 | // ======================================================================= | |
457 | Aspect_GradientBackground OpenGl_View::GradientBackground() const | |
458 | { | |
459 | Quantity_Color aColor1, aColor2; | |
077a220c | 460 | aColor1.SetValues (myBackgrounds[Graphic3d_TOB_GRADIENT]->GradientColor (0).r(), |
461 | myBackgrounds[Graphic3d_TOB_GRADIENT]->GradientColor (0).g(), | |
462 | myBackgrounds[Graphic3d_TOB_GRADIENT]->GradientColor (0).b(), Quantity_TOC_RGB); | |
463 | aColor2.SetValues (myBackgrounds[Graphic3d_TOB_GRADIENT]->GradientColor (1).r(), | |
464 | myBackgrounds[Graphic3d_TOB_GRADIENT]->GradientColor (1).g(), | |
465 | myBackgrounds[Graphic3d_TOB_GRADIENT]->GradientColor (1).b(), Quantity_TOC_RGB); | |
466 | return Aspect_GradientBackground (aColor1, aColor2, myBackgrounds[Graphic3d_TOB_GRADIENT]->GradientFillMethod()); | |
c357e426 | 467 | } |
2166f0fa | 468 | |
c357e426 | 469 | // ======================================================================= |
470 | // function : SetGradientBackground | |
471 | // purpose : | |
472 | // ======================================================================= | |
473 | void OpenGl_View::SetGradientBackground (const Aspect_GradientBackground& theBackground) | |
2166f0fa | 474 | { |
c357e426 | 475 | Quantity_Color aColor1, aColor2; |
476 | theBackground.Colors (aColor1, aColor2); | |
077a220c | 477 | myBackgrounds[Graphic3d_TOB_GRADIENT]->SetGradientParameters (aColor1, aColor2, theBackground.BgGradientFillMethod()); |
478 | ||
479 | myBackgroundType = Graphic3d_TOB_GRADIENT; | |
c357e426 | 480 | } |
481 | ||
482 | // ======================================================================= | |
483 | // function : SetBackgroundImage | |
484 | // purpose : | |
485 | // ======================================================================= | |
486 | void OpenGl_View::SetBackgroundImage (const TCollection_AsciiString& theFilePath) | |
487 | { | |
488 | // Prepare aspect for texture storage | |
489 | myBackgroundImagePath = theFilePath; | |
490 | Handle(Graphic3d_AspectFillArea3d) anAspect = new Graphic3d_AspectFillArea3d(); | |
491 | Handle(Graphic3d_Texture2Dmanual) aTextureMap = new Graphic3d_Texture2Dmanual (TCollection_AsciiString (theFilePath)); | |
492 | aTextureMap->EnableRepeat(); | |
493 | aTextureMap->DisableModulate(); | |
494 | aTextureMap->GetParams()->SetGenMode (Graphic3d_TOTM_MANUAL, | |
495 | Graphic3d_Vec4 (0.0f, 0.0f, 0.0f, 0.0f), | |
496 | Graphic3d_Vec4 (0.0f, 0.0f, 0.0f, 0.0f)); | |
497 | anAspect->SetTextureMap (aTextureMap); | |
498 | anAspect->SetInteriorStyle (Aspect_IS_SOLID); | |
b6472664 | 499 | anAspect->SetSuppressBackFaces (false); |
c357e426 | 500 | // Enable texture mapping |
501 | if (aTextureMap->IsDone()) | |
2166f0fa | 502 | { |
c357e426 | 503 | anAspect->SetTextureMapOn(); |
2166f0fa SK |
504 | } |
505 | else | |
506 | { | |
c357e426 | 507 | anAspect->SetTextureMapOff(); |
508 | return; | |
509 | } | |
2166f0fa | 510 | |
c357e426 | 511 | // Set texture parameters |
512 | myTextureParams->SetAspect (anAspect); | |
077a220c | 513 | |
514 | myBackgroundType = Graphic3d_TOB_TEXTURE; | |
c357e426 | 515 | } |
2166f0fa | 516 | |
c357e426 | 517 | // ======================================================================= |
518 | // function : BackgroundImageStyle | |
519 | // purpose : | |
520 | // ======================================================================= | |
521 | Aspect_FillMethod OpenGl_View::BackgroundImageStyle() const | |
522 | { | |
077a220c | 523 | return myBackgrounds[Graphic3d_TOB_TEXTURE]->TextureFillMethod(); |
2166f0fa SK |
524 | } |
525 | ||
c357e426 | 526 | // ======================================================================= |
527 | // function : SetBackgroundImageStyle | |
528 | // purpose : | |
529 | // ======================================================================= | |
530 | void OpenGl_View::SetBackgroundImageStyle (const Aspect_FillMethod theFillStyle) | |
531 | { | |
077a220c | 532 | myBackgrounds[Graphic3d_TOB_TEXTURE]->SetTextureFillMethod (theFillStyle); |
533 | } | |
534 | ||
535 | // ======================================================================= | |
536 | // function : BackgroundCubeMap | |
537 | // purpose : | |
538 | // ======================================================================= | |
539 | Handle(Graphic3d_CubeMap) OpenGl_View::BackgroundCubeMap() const | |
540 | { | |
541 | return myBackgroundCubeMap; | |
542 | } | |
67312b79 | 543 | |
544 | // ======================================================================= | |
545 | // function : SpecIBLMapLevels | |
546 | // purpose : | |
547 | // ======================================================================= | |
548 | unsigned int OpenGl_View::SpecIBLMapLevels() const | |
549 | { | |
550 | return myPBREnvironment.IsNull() ? 0 : myPBREnvironment->SpecMapLevelsNumber(); | |
551 | } | |
077a220c | 552 | |
553 | // ======================================================================= | |
554 | // function : SetBackgroundCubeMap | |
555 | // purpose : | |
556 | // ======================================================================= | |
67312b79 | 557 | void OpenGl_View::SetBackgroundCubeMap (const Handle(Graphic3d_CubeMap)& theCubeMap, |
558 | Standard_Boolean theToUpdatePBREnv) | |
077a220c | 559 | { |
560 | myBackgroundCubeMap = theCubeMap; | |
67312b79 | 561 | if (theCubeMap.IsNull()) |
562 | { | |
563 | if (theToUpdatePBREnv) | |
564 | { | |
565 | myPBREnvRequest = OpenGl_PBREnvRequest_CLEAR; | |
566 | } | |
567 | if (myBackgroundType == Graphic3d_TOB_CUBEMAP) | |
568 | { | |
569 | myBackgroundType = Graphic3d_TOB_NONE; | |
570 | } | |
571 | return; | |
572 | } | |
077a220c | 573 | |
67312b79 | 574 | theCubeMap ->SetMipmapsGeneration (Standard_True); |
575 | Handle(Graphic3d_AspectFillArea3d) anAspect = new Graphic3d_AspectFillArea3d(); | |
576 | Handle(Graphic3d_TextureSet) aTextureSet = new Graphic3d_TextureSet (myBackgroundCubeMap); | |
577 | anAspect->SetInteriorStyle (Aspect_IS_SOLID); | |
578 | anAspect->SetSuppressBackFaces (false); | |
579 | anAspect->SetTextureSet (aTextureSet); | |
077a220c | 580 | |
581 | const Handle(OpenGl_Context)& aCtx = myWorkspace->GetGlContext(); | |
582 | if (!aCtx.IsNull()) | |
583 | { | |
584 | anAspect->SetShaderProgram (aCtx->ShaderManager()->GetBgCubeMapProgram()); | |
585 | } | |
67312b79 | 586 | anAspect->SetTextureMapOn (theCubeMap->IsDone()); |
587 | myCubeMapParams->SetAspect (anAspect); | |
077a220c | 588 | |
67312b79 | 589 | if (theToUpdatePBREnv) |
077a220c | 590 | { |
67312b79 | 591 | myPBREnvRequest = OpenGl_PBREnvRequest_BAKE; |
077a220c | 592 | } |
077a220c | 593 | const OpenGl_Aspects* anAspectsBackup = myWorkspace->SetAspects (myCubeMapParams); |
594 | myWorkspace->ApplyAspects(); | |
595 | myWorkspace->SetAspects (anAspectsBackup); | |
596 | myWorkspace->ApplyAspects(); | |
597 | ||
598 | myBackgroundType = Graphic3d_TOB_CUBEMAP; | |
c357e426 | 599 | } |
2166f0fa | 600 | |
c357e426 | 601 | //======================================================================= |
1c728f2d | 602 | //function : InsertLayerBefore |
c357e426 | 603 | //purpose : |
604 | //======================================================================= | |
1c728f2d | 605 | void OpenGl_View::InsertLayerBefore (const Graphic3d_ZLayerId theLayerId, |
077a220c | 606 | const Graphic3d_ZLayerSettings& theSettings, |
607 | const Graphic3d_ZLayerId theLayerAfter) | |
2166f0fa | 608 | { |
1c728f2d | 609 | myZLayers.InsertLayerBefore (theLayerId, theSettings, theLayerAfter); |
610 | } | |
611 | ||
612 | //======================================================================= | |
613 | //function : InsertLayerAfter | |
614 | //purpose : | |
615 | //======================================================================= | |
616 | void OpenGl_View::InsertLayerAfter (const Graphic3d_ZLayerId theLayerId, | |
077a220c | 617 | const Graphic3d_ZLayerSettings& theSettings, |
618 | const Graphic3d_ZLayerId theLayerBefore) | |
1c728f2d | 619 | { |
620 | myZLayers.InsertLayerAfter (theLayerId, theSettings, theLayerBefore); | |
2166f0fa SK |
621 | } |
622 | ||
c357e426 | 623 | //======================================================================= |
624 | //function : RemoveZLayer | |
625 | //purpose : | |
626 | //======================================================================= | |
627 | void OpenGl_View::RemoveZLayer (const Graphic3d_ZLayerId theLayerId) | |
628 | { | |
629 | myZLayers.RemoveLayer (theLayerId); | |
630 | } | |
2166f0fa | 631 | |
c357e426 | 632 | //======================================================================= |
633 | //function : SetZLayerSettings | |
634 | //purpose : | |
635 | //======================================================================= | |
636 | void OpenGl_View::SetZLayerSettings (const Graphic3d_ZLayerId theLayerId, | |
637 | const Graphic3d_ZLayerSettings& theSettings) | |
2166f0fa | 638 | { |
c357e426 | 639 | myZLayers.SetLayerSettings (theLayerId, theSettings); |
2166f0fa SK |
640 | } |
641 | ||
50d06d8f | 642 | //======================================================================= |
643 | //function : ZLayerMax | |
644 | //purpose : | |
645 | //======================================================================= | |
646 | Standard_Integer OpenGl_View::ZLayerMax() const | |
647 | { | |
648 | Standard_Integer aLayerMax = Graphic3d_ZLayerId_Default; | |
1c728f2d | 649 | for (NCollection_List<Handle(Graphic3d_Layer)>::Iterator aLayerIter (myZLayers.Layers()); aLayerIter.More(); aLayerIter.Next()) |
50d06d8f | 650 | { |
1c728f2d | 651 | aLayerMax = Max (aLayerMax, aLayerIter.Value()->LayerId()); |
50d06d8f | 652 | } |
50d06d8f | 653 | return aLayerMax; |
654 | } | |
655 | ||
656 | //======================================================================= | |
1c728f2d | 657 | //function : Layers |
658 | //purpose : | |
659 | //======================================================================= | |
660 | const NCollection_List<Handle(Graphic3d_Layer)>& OpenGl_View::Layers() const | |
661 | { | |
662 | return myZLayers.Layers(); | |
663 | } | |
664 | ||
665 | //======================================================================= | |
666 | //function : Layer | |
50d06d8f | 667 | //purpose : |
668 | //======================================================================= | |
1c728f2d | 669 | Handle(Graphic3d_Layer) OpenGl_View::Layer (const Graphic3d_ZLayerId theLayerId) const |
50d06d8f | 670 | { |
1c728f2d | 671 | Handle(Graphic3d_Layer) aLayer; |
672 | if (theLayerId != Graphic3d_ZLayerId_UNKNOWN) | |
50d06d8f | 673 | { |
1c728f2d | 674 | myZLayers.LayerIDs().Find (theLayerId, aLayer); |
50d06d8f | 675 | } |
1c728f2d | 676 | return aLayer; |
50d06d8f | 677 | } |
678 | ||
679 | //======================================================================= | |
1c728f2d | 680 | //function : MinMaxValues |
50d06d8f | 681 | //purpose : |
682 | //======================================================================= | |
1c728f2d | 683 | Bnd_Box OpenGl_View::MinMaxValues (const Standard_Boolean theToIncludeAuxiliary) const |
50d06d8f | 684 | { |
1c728f2d | 685 | if (!IsDefined()) |
50d06d8f | 686 | { |
1c728f2d | 687 | return Bnd_Box(); |
50d06d8f | 688 | } |
689 | ||
1c728f2d | 690 | Bnd_Box aBox = base_type::MinMaxValues (theToIncludeAuxiliary); |
691 | ||
71d8ccc7 | 692 | return aBox; |
50d06d8f | 693 | } |
694 | ||
695 | //======================================================================= | |
c357e426 | 696 | //function : FBO |
697 | //purpose : | |
698 | //======================================================================= | |
b128c892 | 699 | Handle(Standard_Transient) OpenGl_View::FBO() const |
c357e426 | 700 | { |
b128c892 | 701 | return Handle(Standard_Transient)(myFBO); |
c357e426 | 702 | } |
2166f0fa | 703 | |
c357e426 | 704 | //======================================================================= |
705 | //function : SetFBO | |
706 | //purpose : | |
707 | //======================================================================= | |
b128c892 | 708 | void OpenGl_View::SetFBO (const Handle(Standard_Transient)& theFbo) |
2166f0fa | 709 | { |
b128c892 | 710 | myFBO = Handle(OpenGl_FrameBuffer)::DownCast (theFbo); |
2166f0fa SK |
711 | } |
712 | ||
c357e426 | 713 | //======================================================================= |
714 | //function : FBOCreate | |
715 | //purpose : | |
716 | //======================================================================= | |
b128c892 | 717 | Handle(Standard_Transient) OpenGl_View::FBOCreate (const Standard_Integer theWidth, |
718 | const Standard_Integer theHeight) | |
c357e426 | 719 | { |
720 | return myWorkspace->FBOCreate (theWidth, theHeight); | |
721 | } | |
2166f0fa | 722 | |
c357e426 | 723 | //======================================================================= |
724 | //function : FBORelease | |
725 | //purpose : | |
726 | //======================================================================= | |
b128c892 | 727 | void OpenGl_View::FBORelease (Handle(Standard_Transient)& theFbo) |
2166f0fa | 728 | { |
b128c892 | 729 | Handle(OpenGl_FrameBuffer) aFrameBuffer = Handle(OpenGl_FrameBuffer)::DownCast (theFbo); |
730 | if (aFrameBuffer.IsNull()) | |
731 | { | |
732 | return; | |
733 | } | |
734 | ||
735 | myWorkspace->FBORelease (aFrameBuffer); | |
736 | theFbo.Nullify(); | |
c357e426 | 737 | } |
738 | ||
739 | //======================================================================= | |
740 | //function : FBOGetDimensions | |
741 | //purpose : | |
742 | //======================================================================= | |
b128c892 | 743 | void OpenGl_View::FBOGetDimensions (const Handle(Standard_Transient)& theFbo, |
c357e426 | 744 | Standard_Integer& theWidth, |
745 | Standard_Integer& theHeight, | |
746 | Standard_Integer& theWidthMax, | |
747 | Standard_Integer& theHeightMax) | |
748 | { | |
b128c892 | 749 | const Handle(OpenGl_FrameBuffer) aFrameBuffer = Handle(OpenGl_FrameBuffer)::DownCast (theFbo); |
750 | if (aFrameBuffer.IsNull()) | |
751 | { | |
752 | return; | |
753 | } | |
754 | ||
c357e426 | 755 | theWidth = aFrameBuffer->GetVPSizeX(); // current viewport size |
756 | theHeight = aFrameBuffer->GetVPSizeY(); | |
757 | theWidthMax = aFrameBuffer->GetSizeX(); // texture size | |
758 | theHeightMax = aFrameBuffer->GetSizeY(); | |
759 | } | |
760 | ||
761 | //======================================================================= | |
762 | //function : FBOChangeViewport | |
763 | //purpose : | |
764 | //======================================================================= | |
b128c892 | 765 | void OpenGl_View::FBOChangeViewport (const Handle(Standard_Transient)& theFbo, |
c357e426 | 766 | const Standard_Integer theWidth, |
767 | const Standard_Integer theHeight) | |
768 | { | |
b128c892 | 769 | const Handle(OpenGl_FrameBuffer) aFrameBuffer = Handle(OpenGl_FrameBuffer)::DownCast (theFbo); |
770 | if (aFrameBuffer.IsNull()) | |
771 | { | |
772 | return; | |
773 | } | |
774 | ||
c357e426 | 775 | aFrameBuffer->ChangeViewport (theWidth, theHeight); |
776 | } | |
777 | ||
c357e426 | 778 | //======================================================================= |
779 | //function : displayStructure | |
780 | //purpose : | |
781 | //======================================================================= | |
782 | void OpenGl_View::displayStructure (const Handle(Graphic3d_CStructure)& theStructure, | |
783 | const Standard_Integer thePriority) | |
784 | { | |
785 | const OpenGl_Structure* aStruct = reinterpret_cast<const OpenGl_Structure*> (theStructure.operator->()); | |
786 | const Graphic3d_ZLayerId aZLayer = aStruct->ZLayer(); | |
787 | myZLayers.AddStructure (aStruct, aZLayer, thePriority); | |
788 | } | |
789 | ||
790 | //======================================================================= | |
791 | //function : eraseStructure | |
792 | //purpose : | |
793 | //======================================================================= | |
794 | void OpenGl_View::eraseStructure (const Handle(Graphic3d_CStructure)& theStructure) | |
795 | { | |
796 | const OpenGl_Structure* aStruct = reinterpret_cast<const OpenGl_Structure*> (theStructure.operator->()); | |
797 | myZLayers.RemoveStructure (aStruct); | |
798 | } | |
799 | ||
800 | //======================================================================= | |
801 | //function : changeZLayer | |
802 | //purpose : | |
803 | //======================================================================= | |
804 | void OpenGl_View::changeZLayer (const Handle(Graphic3d_CStructure)& theStructure, | |
805 | const Graphic3d_ZLayerId theNewLayerId) | |
806 | { | |
807 | const Graphic3d_ZLayerId anOldLayer = theStructure->ZLayer(); | |
808 | const OpenGl_Structure* aStruct = reinterpret_cast<const OpenGl_Structure*> (theStructure.operator->()); | |
809 | myZLayers.ChangeLayer (aStruct, anOldLayer, theNewLayerId); | |
cfece3ef | 810 | Update (anOldLayer); |
811 | Update (theNewLayerId); | |
c357e426 | 812 | } |
813 | ||
814 | //======================================================================= | |
815 | //function : changePriority | |
816 | //purpose : | |
817 | //======================================================================= | |
818 | void OpenGl_View::changePriority (const Handle(Graphic3d_CStructure)& theStructure, | |
819 | const Standard_Integer theNewPriority) | |
820 | { | |
821 | const Graphic3d_ZLayerId aLayerId = theStructure->ZLayer(); | |
822 | const OpenGl_Structure* aStruct = reinterpret_cast<const OpenGl_Structure*> (theStructure.operator->()); | |
823 | myZLayers.ChangePriority (aStruct, aLayerId, theNewPriority); | |
2166f0fa | 824 | } |
26d9c835 | 825 | |
826 | //======================================================================= | |
827 | //function : DiagnosticInformation | |
828 | //purpose : | |
829 | //======================================================================= | |
830 | void OpenGl_View::DiagnosticInformation (TColStd_IndexedDataMapOfStringString& theDict, | |
831 | Graphic3d_DiagnosticInfo theFlags) const | |
832 | { | |
b40cdc2b | 833 | base_type::DiagnosticInformation (theDict, theFlags); |
26d9c835 | 834 | Handle(OpenGl_Context) aCtx = myWorkspace->GetGlContext(); |
835 | if (!myWorkspace->Activate() | |
836 | || aCtx.IsNull()) | |
837 | { | |
838 | return; | |
839 | } | |
840 | ||
841 | aCtx->DiagnosticInformation (theDict, theFlags); | |
842 | if ((theFlags & Graphic3d_DiagnosticInfo_FrameBuffer) != 0) | |
843 | { | |
844 | TCollection_AsciiString aResRatio (myRenderParams.ResolutionRatio()); | |
845 | theDict.ChangeFromIndex (theDict.Add ("ResolutionRatio", aResRatio)) = aResRatio; | |
846 | } | |
847 | } | |
79b544e6 | 848 | |
849 | //======================================================================= | |
850 | //function : StatisticInformation | |
851 | //purpose : | |
852 | //======================================================================= | |
853 | void OpenGl_View::StatisticInformation (TColStd_IndexedDataMapOfStringString& theDict) const | |
854 | { | |
855 | if (const Handle(OpenGl_Context)& aCtx = myWorkspace->GetGlContext()) | |
856 | { | |
857 | const Handle(OpenGl_FrameStats)& aStats = aCtx->FrameStats(); | |
858 | const Graphic3d_RenderingParams& aRendParams = myWorkspace->View()->RenderingParams(); | |
859 | aStats->FormatStats (theDict, aRendParams.CollectedStats); | |
860 | } | |
861 | } | |
862 | ||
863 | //======================================================================= | |
864 | //function : StatisticInformation | |
865 | //purpose : | |
866 | //======================================================================= | |
867 | TCollection_AsciiString OpenGl_View::StatisticInformation() const | |
868 | { | |
869 | if (const Handle(OpenGl_Context)& aCtx = myWorkspace->GetGlContext()) | |
870 | { | |
871 | const Handle(OpenGl_FrameStats)& aStats = aCtx->FrameStats(); | |
872 | const Graphic3d_RenderingParams& aRendParams = myWorkspace->View()->RenderingParams(); | |
873 | return aStats->FormatStats (aRendParams.CollectedStats); | |
874 | } | |
875 | return TCollection_AsciiString(); | |
876 | } |