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0031683: Visualization - V3d_View::SetBackgroundImage() should accept Image_PixMap
[occt.git] / src / OpenGl / OpenGl_View.cxx
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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 39IMPLEMENT_STANDARD_RTTIEXT(OpenGl_View,Graphic3d_CView)
40
c357e426 41// =======================================================================
42// function : Constructor
43// purpose :
44// =======================================================================
45OpenGl_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 128OpenGl_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 144void 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// =======================================================================
202void 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// =======================================================================
222void 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// =======================================================================
239void 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// =======================================================================
253void 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// =======================================================================
275void 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());
faff3767 285 if (Handle(Image_PixMap) anImage = myTextureEnvData->GetImage (theContext->SupportedTextureFormats()))
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// =======================================================================
297Standard_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// =======================================================================
308void 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// =======================================================================
330void OpenGl_View::Resized()
331{
332 if (myWindow.IsNull())
333 return;
334
335 myWindow->Resize();
336}
337
c357e426 338// =======================================================================
339// function : SetMinMaxValuesCallback
340// purpose :
341// =======================================================================
342static 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// =======================================================================
364void 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// =======================================================================
377void 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// =======================================================================
388void 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// =======================================================================
397Standard_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// =======================================================================
457Aspect_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// =======================================================================
473void 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// =======================================================================
99289bed 486void OpenGl_View::SetBackgroundImage (const Handle(Graphic3d_TextureMap)& theTextureMap,
487 Standard_Boolean theToUpdatePBREnv)
c357e426 488{
99289bed 489 if (theTextureMap.IsNull()
490 || !theTextureMap->IsDone())
491 {
492 if (myBackgroundType == Graphic3d_TOB_TEXTURE
493 || myBackgroundType == Graphic3d_TOB_CUBEMAP)
494 {
495 myBackgroundType = Graphic3d_TOB_NONE;
496 if (theToUpdatePBREnv)
497 {
498 myPBREnvRequest = OpenGl_PBREnvRequest_CLEAR;
499 }
500 }
501 return;
502 }
503
c357e426 504 Handle(Graphic3d_AspectFillArea3d) anAspect = new Graphic3d_AspectFillArea3d();
99289bed 505 Handle(Graphic3d_TextureSet) aTextureSet = new Graphic3d_TextureSet (theTextureMap);
c357e426 506 anAspect->SetInteriorStyle (Aspect_IS_SOLID);
b6472664 507 anAspect->SetSuppressBackFaces (false);
99289bed 508 anAspect->SetShadingModel (Graphic3d_TOSM_UNLIT);
509 anAspect->SetTextureSet (aTextureSet);
510 anAspect->SetTextureMapOn (true);
511
512 if (Handle(Graphic3d_Texture2D) aTextureMap = Handle(Graphic3d_Texture2D)::DownCast (theTextureMap))
2166f0fa 513 {
99289bed 514 if (theToUpdatePBREnv && myBackgroundType == Graphic3d_TOB_CUBEMAP)
515 {
516 myPBREnvRequest = OpenGl_PBREnvRequest_CLEAR;
517 }
518
519 myTextureParams->SetAspect (anAspect);
520 myBackgroundType = Graphic3d_TOB_TEXTURE;
521 myBackgroundImage = aTextureMap;
522 return;
2166f0fa 523 }
99289bed 524
525 if (Handle(Graphic3d_CubeMap) aCubeMap = Handle(Graphic3d_CubeMap)::DownCast (theTextureMap))
2166f0fa 526 {
99289bed 527 if (theToUpdatePBREnv)
528 {
529 myPBREnvRequest = OpenGl_PBREnvRequest_BAKE;
530 }
531
532 aCubeMap->SetMipmapsGeneration (Standard_True);
533 if (const Handle(OpenGl_Context)& aCtx = myWorkspace->GetGlContext())
534 {
535 anAspect->SetShaderProgram (aCtx->ShaderManager()->GetBgCubeMapProgram());
536 }
537
538 myCubeMapParams->SetAspect (anAspect);
539
540 const OpenGl_Aspects* anAspectsBackup = myWorkspace->SetAspects (myCubeMapParams);
541 myWorkspace->ApplyAspects();
542 myWorkspace->SetAspects (anAspectsBackup);
543 myWorkspace->ApplyAspects();
544
545 myBackgroundType = Graphic3d_TOB_CUBEMAP;
546 myBackgroundCubeMap = aCubeMap;
c357e426 547 return;
548 }
2166f0fa 549
99289bed 550 throw Standard_ProgramError ("OpenGl_View::SetBackgroundImage() - invalid texture map set for background");
c357e426 551}
2166f0fa 552
c357e426 553// =======================================================================
554// function : BackgroundImageStyle
555// purpose :
556// =======================================================================
557Aspect_FillMethod OpenGl_View::BackgroundImageStyle() const
558{
077a220c 559 return myBackgrounds[Graphic3d_TOB_TEXTURE]->TextureFillMethod();
2166f0fa
SK		 560}
561
c357e426 562// =======================================================================
563// function : SetBackgroundImageStyle
564// purpose :
565// =======================================================================
566void OpenGl_View::SetBackgroundImageStyle (const Aspect_FillMethod theFillStyle)
567{
077a220c 568 myBackgrounds[Graphic3d_TOB_TEXTURE]->SetTextureFillMethod (theFillStyle);
569}
570
571// =======================================================================
572// function : BackgroundCubeMap
573// purpose :
574// =======================================================================
575Handle(Graphic3d_CubeMap) OpenGl_View::BackgroundCubeMap() const
576{
577 return myBackgroundCubeMap;
578}
67312b79 579
580// =======================================================================
581// function : SpecIBLMapLevels
582// purpose :
583// =======================================================================
584unsigned int OpenGl_View::SpecIBLMapLevels() const
585{
586 return myPBREnvironment.IsNull() ? 0 : myPBREnvironment->SpecMapLevelsNumber();
587}
2166f0fa 588
c357e426 589//=======================================================================
1c728f2d 590//function : InsertLayerBefore
c357e426 591//purpose :
592//=======================================================================
1c728f2d 593void OpenGl_View::InsertLayerBefore (const Graphic3d_ZLayerId theLayerId,
077a220c 594 const Graphic3d_ZLayerSettings& theSettings,
595 const Graphic3d_ZLayerId theLayerAfter)
2166f0fa 596{
1c728f2d 597 myZLayers.InsertLayerBefore (theLayerId, theSettings, theLayerAfter);
598}
599
600//=======================================================================
601//function : InsertLayerAfter
602//purpose :
603//=======================================================================
604void OpenGl_View::InsertLayerAfter (const Graphic3d_ZLayerId theLayerId,
077a220c 605 const Graphic3d_ZLayerSettings& theSettings,
606 const Graphic3d_ZLayerId theLayerBefore)
1c728f2d 607{
608 myZLayers.InsertLayerAfter (theLayerId, theSettings, theLayerBefore);
2166f0fa
SK		 609}
610
c357e426 611//=======================================================================
612//function : RemoveZLayer
613//purpose :
614//=======================================================================
615void OpenGl_View::RemoveZLayer (const Graphic3d_ZLayerId theLayerId)
616{
617 myZLayers.RemoveLayer (theLayerId);
618}
2166f0fa 619
c357e426 620//=======================================================================
621//function : SetZLayerSettings
622//purpose :
623//=======================================================================
624void OpenGl_View::SetZLayerSettings (const Graphic3d_ZLayerId theLayerId,
625 const Graphic3d_ZLayerSettings& theSettings)
2166f0fa 626{
c357e426 627 myZLayers.SetLayerSettings (theLayerId, theSettings);
2166f0fa
SK		 628}
629
50d06d8f 630//=======================================================================
631//function : ZLayerMax
632//purpose :
633//=======================================================================
634Standard_Integer OpenGl_View::ZLayerMax() const
635{
636 Standard_Integer aLayerMax = Graphic3d_ZLayerId_Default;
1c728f2d 637 for (NCollection_List<Handle(Graphic3d_Layer)>::Iterator aLayerIter (myZLayers.Layers()); aLayerIter.More(); aLayerIter.Next())
50d06d8f 638 {
1c728f2d 639 aLayerMax = Max (aLayerMax, aLayerIter.Value()->LayerId());
50d06d8f 640 }
50d06d8f 641 return aLayerMax;
642}
643
644//=======================================================================
1c728f2d 645//function : Layers
646//purpose :
647//=======================================================================
648const NCollection_List<Handle(Graphic3d_Layer)>& OpenGl_View::Layers() const
649{
650 return myZLayers.Layers();
651}
652
653//=======================================================================
654//function : Layer
50d06d8f 655//purpose :
656//=======================================================================
1c728f2d 657Handle(Graphic3d_Layer) OpenGl_View::Layer (const Graphic3d_ZLayerId theLayerId) const
50d06d8f 658{
1c728f2d 659 Handle(Graphic3d_Layer) aLayer;
660 if (theLayerId != Graphic3d_ZLayerId_UNKNOWN)
50d06d8f 661 {
1c728f2d 662 myZLayers.LayerIDs().Find (theLayerId, aLayer);
50d06d8f 663 }
1c728f2d 664 return aLayer;
50d06d8f 665}
666
667//=======================================================================
1c728f2d 668//function : MinMaxValues
50d06d8f 669//purpose :
670//=======================================================================
1c728f2d 671Bnd_Box OpenGl_View::MinMaxValues (const Standard_Boolean theToIncludeAuxiliary) const
50d06d8f 672{
1c728f2d 673 if (!IsDefined())
50d06d8f 674 {
1c728f2d 675 return Bnd_Box();
50d06d8f 676 }
677
1c728f2d 678 Bnd_Box aBox = base_type::MinMaxValues (theToIncludeAuxiliary);
679
71d8ccc7 680 return aBox;
50d06d8f 681}
682
683//=======================================================================
c357e426 684//function : FBO
685//purpose :
686//=======================================================================
b128c892 687Handle(Standard_Transient) OpenGl_View::FBO() const
c357e426 688{
b128c892 689 return Handle(Standard_Transient)(myFBO);
c357e426 690}
2166f0fa 691
c357e426 692//=======================================================================
693//function : SetFBO
694//purpose :
695//=======================================================================
b128c892 696void OpenGl_View::SetFBO (const Handle(Standard_Transient)& theFbo)
2166f0fa 697{
b128c892 698 myFBO = Handle(OpenGl_FrameBuffer)::DownCast (theFbo);
2166f0fa
SK		 699}
700
c357e426 701//=======================================================================
702//function : FBOCreate
703//purpose :
704//=======================================================================
b128c892 705Handle(Standard_Transient) OpenGl_View::FBOCreate (const Standard_Integer theWidth,
706 const Standard_Integer theHeight)
c357e426 707{
708 return myWorkspace->FBOCreate (theWidth, theHeight);
709}
2166f0fa 710
c357e426 711//=======================================================================
712//function : FBORelease
713//purpose :
714//=======================================================================
b128c892 715void OpenGl_View::FBORelease (Handle(Standard_Transient)& theFbo)
2166f0fa 716{
b128c892 717 Handle(OpenGl_FrameBuffer) aFrameBuffer = Handle(OpenGl_FrameBuffer)::DownCast (theFbo);
718 if (aFrameBuffer.IsNull())
719 {
720 return;
721 }
722
723 myWorkspace->FBORelease (aFrameBuffer);
724 theFbo.Nullify();
c357e426 725}
726
727//=======================================================================
728//function : FBOGetDimensions
729//purpose :
730//=======================================================================
b128c892 731void OpenGl_View::FBOGetDimensions (const Handle(Standard_Transient)& theFbo,
c357e426 732 Standard_Integer& theWidth,
733 Standard_Integer& theHeight,
734 Standard_Integer& theWidthMax,
735 Standard_Integer& theHeightMax)
736{
b128c892 737 const Handle(OpenGl_FrameBuffer) aFrameBuffer = Handle(OpenGl_FrameBuffer)::DownCast (theFbo);
738 if (aFrameBuffer.IsNull())
739 {
740 return;
741 }
742
c357e426 743 theWidth = aFrameBuffer->GetVPSizeX(); // current viewport size
744 theHeight = aFrameBuffer->GetVPSizeY();
745 theWidthMax = aFrameBuffer->GetSizeX(); // texture size
746 theHeightMax = aFrameBuffer->GetSizeY();
747}
748
749//=======================================================================
750//function : FBOChangeViewport
751//purpose :
752//=======================================================================
b128c892 753void OpenGl_View::FBOChangeViewport (const Handle(Standard_Transient)& theFbo,
c357e426 754 const Standard_Integer theWidth,
755 const Standard_Integer theHeight)
756{
b128c892 757 const Handle(OpenGl_FrameBuffer) aFrameBuffer = Handle(OpenGl_FrameBuffer)::DownCast (theFbo);
758 if (aFrameBuffer.IsNull())
759 {
760 return;
761 }
762
c357e426 763 aFrameBuffer->ChangeViewport (theWidth, theHeight);
764}
765
c357e426 766//=======================================================================
767//function : displayStructure
768//purpose :
769//=======================================================================
770void OpenGl_View::displayStructure (const Handle(Graphic3d_CStructure)& theStructure,
771 const Standard_Integer thePriority)
772{
7d47ebdb 773 const OpenGl_Structure* aStruct = static_cast<const OpenGl_Structure*> (theStructure.get());
c357e426 774 const Graphic3d_ZLayerId aZLayer = aStruct->ZLayer();
775 myZLayers.AddStructure (aStruct, aZLayer, thePriority);
776}
777
778//=======================================================================
779//function : eraseStructure
780//purpose :
781//=======================================================================
782void OpenGl_View::eraseStructure (const Handle(Graphic3d_CStructure)& theStructure)
783{
7d47ebdb 784 const OpenGl_Structure* aStruct = static_cast<const OpenGl_Structure*> (theStructure.get());
c357e426 785 myZLayers.RemoveStructure (aStruct);
786}
787
788//=======================================================================
789//function : changeZLayer
790//purpose :
791//=======================================================================
792void OpenGl_View::changeZLayer (const Handle(Graphic3d_CStructure)& theStructure,
793 const Graphic3d_ZLayerId theNewLayerId)
794{
795 const Graphic3d_ZLayerId anOldLayer = theStructure->ZLayer();
7d47ebdb 796 const OpenGl_Structure* aStruct = static_cast<const OpenGl_Structure*> (theStructure.get());
c357e426 797 myZLayers.ChangeLayer (aStruct, anOldLayer, theNewLayerId);
cfece3ef 798 Update (anOldLayer);
799 Update (theNewLayerId);
c357e426 800}
801
802//=======================================================================
803//function : changePriority
804//purpose :
805//=======================================================================
806void OpenGl_View::changePriority (const Handle(Graphic3d_CStructure)& theStructure,
807 const Standard_Integer theNewPriority)
808{
809 const Graphic3d_ZLayerId aLayerId = theStructure->ZLayer();
7d47ebdb 810 const OpenGl_Structure* aStruct = static_cast<const OpenGl_Structure*> (theStructure.get());
c357e426 811 myZLayers.ChangePriority (aStruct, aLayerId, theNewPriority);
2166f0fa 812}
26d9c835 813
814//=======================================================================
815//function : DiagnosticInformation
816//purpose :
817//=======================================================================
818void OpenGl_View::DiagnosticInformation (TColStd_IndexedDataMapOfStringString& theDict,
819 Graphic3d_DiagnosticInfo theFlags) const
820{
b40cdc2b 821 base_type::DiagnosticInformation (theDict, theFlags);
26d9c835 822 Handle(OpenGl_Context) aCtx = myWorkspace->GetGlContext();
823 if (!myWorkspace->Activate()
824 || aCtx.IsNull())
825 {
826 return;
827 }
828
829 aCtx->DiagnosticInformation (theDict, theFlags);
830 if ((theFlags & Graphic3d_DiagnosticInfo_FrameBuffer) != 0)
831 {
832 TCollection_AsciiString aResRatio (myRenderParams.ResolutionRatio());
833 theDict.ChangeFromIndex (theDict.Add ("ResolutionRatio", aResRatio)) = aResRatio;
834 }
835}
79b544e6 836
837//=======================================================================
838//function : StatisticInformation
839//purpose :
840//=======================================================================
841void OpenGl_View::StatisticInformation (TColStd_IndexedDataMapOfStringString& theDict) const
842{
843 if (const Handle(OpenGl_Context)& aCtx = myWorkspace->GetGlContext())
844 {
845 const Handle(OpenGl_FrameStats)& aStats = aCtx->FrameStats();
846 const Graphic3d_RenderingParams& aRendParams = myWorkspace->View()->RenderingParams();
847 aStats->FormatStats (theDict, aRendParams.CollectedStats);
848 }
849}
850
851//=======================================================================
852//function : StatisticInformation
853//purpose :
854//=======================================================================
855TCollection_AsciiString OpenGl_View::StatisticInformation() const
856{
857 if (const Handle(OpenGl_Context)& aCtx = myWorkspace->GetGlContext())
858 {
859 const Handle(OpenGl_FrameStats)& aStats = aCtx->FrameStats();
860 const Graphic3d_RenderingParams& aRendParams = myWorkspace->View()->RenderingParams();
861 return aStats->FormatStats (aRendParams.CollectedStats);
862 }
863 return TCollection_AsciiString();
864}
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