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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), |
3c4b62a4 | 60 | myFboColorFormat (GL_RGBA8), |
61 | myFboDepthFormat (GL_DEPTH24_STENCIL8), | |
62 | myToFlipOutput (Standard_False), | |
c357e426 | 63 | myFrameCounter (0), |
64 | myHasFboBlit (Standard_True), | |
a1073ae2 | 65 | myToDisableOIT (Standard_False), |
66 | myToDisableOITMSAA (Standard_False), | |
7ccf8676 | 67 | myToDisableMSAA (Standard_False), |
c357e426 | 68 | myTransientDrawToFront (Standard_True), |
69 | myBackBufferRestored (Standard_False), | |
70 | myIsImmediateDrawn (Standard_False), | |
bf5f0ca2 | 71 | myTextureParams (new OpenGl_Aspects()), |
0b0320e7 | 72 | myBgGradientArray (new OpenGl_BackgroundArray (Graphic3d_TOB_GRADIENT)), |
91c60b57 | 73 | myBgTextureArray (new OpenGl_BackgroundArray (Graphic3d_TOB_TEXTURE)), |
74 | // ray-tracing fields initialization | |
c357e426 | 75 | myRaytraceInitStatus (OpenGl_RT_NONE), |
76 | myIsRaytraceDataValid (Standard_False), | |
91c60b57 | 77 | myIsRaytraceWarnTextures (Standard_False), |
f5b72419 | 78 | myRaytraceBVHBuilder (new BVH_BinnedBuilder<Standard_ShortReal, 3, BVH_Constants_NbBinsBest> (BVH_Constants_LeafNodeSizeAverage, |
79 | BVH_Constants_MaxTreeDepth, | |
80 | Standard_False, | |
81 | OSD_Parallel::NbLogicalProcessors() + 1)), | |
82 | myRaytraceSceneRadius (0.0f), | |
83 | myRaytraceSceneEpsilon (1.0e-6f), | |
91c60b57 | 84 | myToUpdateEnvironmentMap (Standard_False), |
b27ab03d | 85 | myRaytraceLayerListState (0), |
86 | myPrevCameraApertureRadius(0.f), | |
87 | myPrevCameraFocalPlaneDist(0.f) | |
2166f0fa | 88 | { |
c357e426 | 89 | myWorkspace = new OpenGl_Workspace (this, NULL); |
2166f0fa | 90 | |
992ed6b3 | 91 | Handle(Graphic3d_CLight) aLight = new Graphic3d_CLight (Graphic3d_TOLS_AMBIENT); |
92 | aLight->SetHeadlight (false); | |
93 | aLight->SetColor (Quantity_NOC_WHITE); | |
94 | myNoShadingLight = new Graphic3d_LightSet(); | |
95 | myNoShadingLight->Add (aLight); | |
016e5959 | 96 | |
a1073ae2 | 97 | myMainSceneFbos[0] = new OpenGl_FrameBuffer(); |
98 | myMainSceneFbos[1] = new OpenGl_FrameBuffer(); | |
99 | myMainSceneFbosOit[0] = new OpenGl_FrameBuffer(); | |
100 | myMainSceneFbosOit[1] = new OpenGl_FrameBuffer(); | |
101 | myImmediateSceneFbos[0] = new OpenGl_FrameBuffer(); | |
102 | myImmediateSceneFbos[1] = new OpenGl_FrameBuffer(); | |
103 | myImmediateSceneFbosOit[0] = new OpenGl_FrameBuffer(); | |
104 | myImmediateSceneFbosOit[1] = new OpenGl_FrameBuffer(); | |
105 | myOpenGlFBO = new OpenGl_FrameBuffer(); | |
106 | myOpenGlFBO2 = new OpenGl_FrameBuffer(); | |
107 | myRaytraceFBO1[0] = new OpenGl_FrameBuffer(); | |
108 | myRaytraceFBO1[1] = new OpenGl_FrameBuffer(); | |
109 | myRaytraceFBO2[0] = new OpenGl_FrameBuffer(); | |
110 | myRaytraceFBO2[1] = new OpenGl_FrameBuffer(); | |
c357e426 | 111 | } |
112 | ||
113 | // ======================================================================= | |
114 | // function : Destructor | |
115 | // purpose : | |
116 | // ======================================================================= | |
0b0320e7 | 117 | OpenGl_View::~OpenGl_View() |
2166f0fa | 118 | { |
bf75be98 | 119 | ReleaseGlResources (NULL); // ensure ReleaseGlResources() was called within valid context |
0b0320e7 | 120 | OpenGl_Element::Destroy (NULL, myBgGradientArray); |
121 | OpenGl_Element::Destroy (NULL, myBgTextureArray); | |
122 | OpenGl_Element::Destroy (NULL, myTextureParams); | |
bf75be98 | 123 | } |
124 | ||
c357e426 | 125 | // ======================================================================= |
126 | // function : ReleaseGlResources | |
127 | // purpose : | |
128 | // ======================================================================= | |
bf75be98 | 129 | void OpenGl_View::ReleaseGlResources (const Handle(OpenGl_Context)& theCtx) |
130 | { | |
ad67e367 | 131 | myGraduatedTrihedron.Release (theCtx.get()); |
132 | myFrameStatsPrs.Release (theCtx.get()); | |
30f0ad28 | 133 | |
bf75be98 | 134 | if (!myTextureEnv.IsNull()) |
135 | { | |
ad67e367 | 136 | if (!theCtx.IsNull()) |
cc8cbabe | 137 | { |
ad67e367 | 138 | for (OpenGl_TextureSet::Iterator aTextureIter (myTextureEnv); aTextureIter.More(); aTextureIter.Next()) |
139 | { | |
140 | theCtx->DelayedRelease (aTextureIter.ChangeValue()); | |
141 | aTextureIter.ChangeValue().Nullify(); | |
142 | } | |
cc8cbabe | 143 | } |
bf75be98 | 144 | myTextureEnv.Nullify(); |
145 | } | |
0b0320e7 | 146 | |
147 | if (myTextureParams != NULL) | |
148 | { | |
ad67e367 | 149 | myTextureParams->Release (theCtx.get()); |
0b0320e7 | 150 | } |
151 | if (myBgGradientArray != NULL) | |
152 | { | |
ad67e367 | 153 | myBgGradientArray->Release (theCtx.get()); |
0b0320e7 | 154 | } |
155 | if (myBgTextureArray != NULL) | |
bf75be98 | 156 | { |
ad67e367 | 157 | myBgTextureArray->Release (theCtx.get()); |
bf75be98 | 158 | } |
91c60b57 | 159 | |
ad67e367 | 160 | myMainSceneFbos[0] ->Release (theCtx.get()); |
161 | myMainSceneFbos[1] ->Release (theCtx.get()); | |
162 | myMainSceneFbosOit[0] ->Release (theCtx.get()); | |
163 | myMainSceneFbosOit[1] ->Release (theCtx.get()); | |
164 | myImmediateSceneFbos[0] ->Release (theCtx.get()); | |
165 | myImmediateSceneFbos[1] ->Release (theCtx.get()); | |
166 | myImmediateSceneFbosOit[0]->Release (theCtx.get()); | |
167 | myImmediateSceneFbosOit[1]->Release (theCtx.get()); | |
168 | myOpenGlFBO ->Release (theCtx.get()); | |
169 | myOpenGlFBO2 ->Release (theCtx.get()); | |
170 | myFullScreenQuad .Release (theCtx.get()); | |
171 | myFullScreenQuadFlip .Release (theCtx.get()); | |
c357e426 | 172 | |
91c60b57 | 173 | releaseRaytraceResources (theCtx); |
bf75be98 | 174 | } |
2166f0fa | 175 | |
c357e426 | 176 | // ======================================================================= |
177 | // function : Remove | |
178 | // purpose : | |
179 | // ======================================================================= | |
180 | void OpenGl_View::Remove() | |
bf75be98 | 181 | { |
c357e426 | 182 | if (IsRemoved()) |
bf75be98 | 183 | { |
c357e426 | 184 | return; |
bf75be98 | 185 | } |
186 | ||
c357e426 | 187 | myDriver->RemoveView (this); |
188 | myWindow.Nullify(); | |
189 | ||
190 | Graphic3d_CView::Remove(); | |
191 | } | |
192 | ||
7c3ef2f7 | 193 | // ======================================================================= |
194 | // function : SetLocalOrigin | |
195 | // purpose : | |
196 | // ======================================================================= | |
197 | void OpenGl_View::SetLocalOrigin (const gp_XYZ& theOrigin) | |
198 | { | |
199 | myLocalOrigin = theOrigin; | |
200 | const Handle(OpenGl_Context)& aCtx = myWorkspace->GetGlContext(); | |
201 | if (!aCtx.IsNull()) | |
202 | { | |
203 | aCtx->ShaderManager()->SetLocalOrigin (theOrigin); | |
204 | } | |
205 | } | |
206 | ||
c357e426 | 207 | // ======================================================================= |
208 | // function : SetTextureEnv | |
209 | // purpose : | |
210 | // ======================================================================= | |
211 | void OpenGl_View::SetTextureEnv (const Handle(Graphic3d_TextureEnv)& theTextureEnv) | |
212 | { | |
213 | Handle(OpenGl_Context) aCtx = myWorkspace->GetGlContext(); | |
214 | if (!aCtx.IsNull() && !myTextureEnv.IsNull()) | |
215 | { | |
cc8cbabe | 216 | for (OpenGl_TextureSet::Iterator aTextureIter (myTextureEnv); aTextureIter.More(); aTextureIter.Next()) |
217 | { | |
218 | aCtx->DelayedRelease (aTextureIter.ChangeValue()); | |
219 | aTextureIter.ChangeValue().Nullify(); | |
220 | } | |
c357e426 | 221 | } |
222 | ||
223 | myToUpdateEnvironmentMap = Standard_True; | |
224 | myTextureEnvData = theTextureEnv; | |
225 | myTextureEnv.Nullify(); | |
226 | initTextureEnv (aCtx); | |
227 | } | |
228 | ||
229 | // ======================================================================= | |
230 | // function : initTextureEnv | |
231 | // purpose : | |
232 | // ======================================================================= | |
233 | void OpenGl_View::initTextureEnv (const Handle(OpenGl_Context)& theContext) | |
234 | { | |
235 | if (myTextureEnvData.IsNull() | |
236 | || theContext.IsNull() | |
237 | || !theContext->MakeCurrent()) | |
bf75be98 | 238 | { |
239 | return; | |
240 | } | |
241 | ||
cc8cbabe | 242 | myTextureEnv = new OpenGl_TextureSet (1); |
243 | Handle(OpenGl_Texture)& aTextureEnv = myTextureEnv->ChangeFirst(); | |
244 | aTextureEnv = new OpenGl_Texture (myTextureEnvData->GetId(), myTextureEnvData->GetParams()); | |
c357e426 | 245 | Handle(Image_PixMap) anImage = myTextureEnvData->GetImage(); |
e276548b | 246 | if (!anImage.IsNull()) |
c357e426 | 247 | { |
cc8cbabe | 248 | aTextureEnv->Init (theContext, *anImage.operator->(), myTextureEnvData->Type()); |
c357e426 | 249 | } |
250 | } | |
e276548b | 251 | |
c357e426 | 252 | // ======================================================================= |
253 | // function : SetImmediateModeDrawToFront | |
254 | // purpose : | |
255 | // ======================================================================= | |
256 | Standard_Boolean OpenGl_View::SetImmediateModeDrawToFront (const Standard_Boolean theDrawToFrontBuffer) | |
257 | { | |
258 | const Standard_Boolean aPrevMode = myTransientDrawToFront; | |
259 | myTransientDrawToFront = theDrawToFrontBuffer; | |
260 | return aPrevMode; | |
e276548b | 261 | } |
262 | ||
c357e426 | 263 | // ======================================================================= |
264 | // function : SetWindow | |
265 | // purpose : | |
266 | // ======================================================================= | |
267 | void OpenGl_View::SetWindow (const Handle(Aspect_Window)& theWindow, | |
a521d90d | 268 | const Aspect_RenderingContext theContext) |
e276548b | 269 | { |
c357e426 | 270 | myWindow = myDriver->CreateRenderWindow (theWindow, theContext); |
271 | Standard_ASSERT_RAISE (!myWindow.IsNull(), | |
272 | "OpenGl_View::SetWindow, " | |
273 | "Failed to create OpenGl window."); | |
e276548b | 274 | |
c357e426 | 275 | myWorkspace = new OpenGl_Workspace (this, myWindow); |
276 | myWorldViewProjState.Reset(); | |
91c60b57 | 277 | myToUpdateEnvironmentMap = Standard_True; |
c357e426 | 278 | myHasFboBlit = Standard_True; |
279 | Invalidate(); | |
280 | ||
281 | // Environment texture resource does not support lazy initialization. | |
282 | initTextureEnv (myWorkspace->GetGlContext()); | |
283 | } | |
284 | ||
285 | // ======================================================================= | |
286 | // function : Resized | |
287 | // purpose : | |
288 | // ======================================================================= | |
289 | void OpenGl_View::Resized() | |
290 | { | |
291 | if (myWindow.IsNull()) | |
292 | return; | |
293 | ||
294 | myWindow->Resize(); | |
295 | } | |
296 | ||
c357e426 | 297 | // ======================================================================= |
298 | // function : SetMinMaxValuesCallback | |
299 | // purpose : | |
300 | // ======================================================================= | |
301 | static void SetMinMaxValuesCallback (Graphic3d_CView* theView) | |
302 | { | |
303 | OpenGl_View* aView = dynamic_cast<OpenGl_View*>(theView); | |
304 | if (aView == NULL) | |
305 | return; | |
306 | ||
307 | Bnd_Box aBox = theView->MinMaxValues(); | |
308 | if (!aBox.IsVoid()) | |
2166f0fa | 309 | { |
c357e426 | 310 | gp_Pnt aMin = aBox.CornerMin(); |
311 | gp_Pnt aMax = aBox.CornerMax(); | |
312 | ||
313 | Graphic3d_Vec3 aMinVec ((Standard_ShortReal )aMin.X(), (Standard_ShortReal )aMin.Y(), (Standard_ShortReal )aMin.Z()); | |
314 | Graphic3d_Vec3 aMaxVec ((Standard_ShortReal )aMax.X(), (Standard_ShortReal )aMax.Y(), (Standard_ShortReal )aMax.Z()); | |
315 | aView->GraduatedTrihedronMinMaxValues (aMinVec, aMaxVec); | |
2166f0fa SK |
316 | } |
317 | } | |
318 | ||
c357e426 | 319 | // ======================================================================= |
320 | // function : GraduatedTrihedronDisplay | |
321 | // purpose : | |
322 | // ======================================================================= | |
323 | void OpenGl_View::GraduatedTrihedronDisplay (const Graphic3d_GraduatedTrihedron& theTrihedronData) | |
324 | { | |
325 | myGTrihedronData = theTrihedronData; | |
326 | myGTrihedronData.PtrView = this; | |
327 | myGTrihedronData.CubicAxesCallback = SetMinMaxValuesCallback; | |
328 | myGraduatedTrihedron.SetValues (myGTrihedronData); | |
329 | myToShowGradTrihedron = true; | |
330 | } | |
2166f0fa | 331 | |
c357e426 | 332 | // ======================================================================= |
333 | // function : GraduatedTrihedronErase | |
334 | // purpose : | |
335 | // ======================================================================= | |
336 | void OpenGl_View::GraduatedTrihedronErase() | |
2166f0fa | 337 | { |
c357e426 | 338 | myGTrihedronData.PtrView = NULL; |
339 | myGraduatedTrihedron.Release (myWorkspace->GetGlContext().operator->()); | |
340 | myToShowGradTrihedron = false; | |
2166f0fa SK |
341 | } |
342 | ||
c357e426 | 343 | // ======================================================================= |
344 | // function : GraduatedTrihedronMinMaxValues | |
345 | // purpose : | |
346 | // ======================================================================= | |
347 | void OpenGl_View::GraduatedTrihedronMinMaxValues (const Graphic3d_Vec3 theMin, const Graphic3d_Vec3 theMax) | |
348 | { | |
349 | myGraduatedTrihedron.SetMinMax (theMin, theMax); | |
350 | } | |
2166f0fa | 351 | |
c357e426 | 352 | // ======================================================================= |
353 | // function : BufferDump | |
354 | // purpose : | |
355 | // ======================================================================= | |
356 | Standard_Boolean OpenGl_View::BufferDump (Image_PixMap& theImage, const Graphic3d_BufferType& theBufferType) | |
357 | { | |
38d90bb3 | 358 | if (theBufferType != Graphic3d_BT_RGB_RayTraceHdrLeft) |
359 | { | |
360 | return myWorkspace->BufferDump(myFBO, theImage, theBufferType); | |
361 | } | |
362 | ||
363 | if (!myRaytraceParameters.AdaptiveScreenSampling) | |
364 | { | |
365 | return myWorkspace->BufferDump(myAccumFrames % 2 ? myRaytraceFBO2[0] : myRaytraceFBO1[0], theImage, theBufferType); | |
366 | } | |
367 | ||
368 | #if defined(GL_ES_VERSION_2_0) | |
369 | return false; | |
370 | #else | |
371 | if (theImage.Format() != Image_Format_RGBF) | |
372 | { | |
373 | return false; | |
374 | } | |
375 | ||
376 | const GLuint aW = myRaytraceOutputTexture[0]->SizeX(); | |
377 | const GLuint aH = myRaytraceOutputTexture[0]->SizeY(); | |
378 | if (aW / 3 != theImage.SizeX() || aH / 2 != theImage.SizeY()) | |
379 | { | |
380 | return false; | |
381 | } | |
382 | ||
383 | std::vector<GLfloat> aValues; | |
384 | try | |
385 | { | |
386 | aValues.resize (aW * aH); | |
387 | } | |
388 | catch (const std::bad_alloc&) | |
389 | { | |
390 | return false; | |
391 | } | |
392 | ||
393 | glBindTexture (GL_TEXTURE_RECTANGLE, myRaytraceOutputTexture[0]->TextureId()); | |
394 | glGetTexImage (GL_TEXTURE_RECTANGLE, 0, OpenGl_TextureFormat::Create<GLfloat, 1>().Format(), GL_FLOAT, &aValues[0]); | |
395 | glBindTexture (GL_TEXTURE_RECTANGLE, 0); | |
396 | for (unsigned int aRow = 0; aRow < aH; aRow += 2) | |
397 | { | |
398 | for (unsigned int aCol = 0; aCol < aW; aCol += 3) | |
399 | { | |
400 | float* anImageValue = theImage.ChangeValue<float[3]> ((aH - aRow) / 2 - 1, aCol / 3); | |
401 | float aInvNbSamples = 1.f / aValues[aRow * aW + aCol + aW]; | |
402 | anImageValue[0] = aValues[aRow * aW + aCol] * aInvNbSamples; | |
403 | anImageValue[1] = aValues[aRow * aW + aCol + 1] * aInvNbSamples; | |
404 | anImageValue[2] = aValues[aRow * aW + aCol + 1 + aW] * aInvNbSamples; | |
405 | } | |
406 | } | |
407 | ||
408 | return true; | |
409 | #endif | |
c357e426 | 410 | } |
411 | ||
c357e426 | 412 | // ======================================================================= |
413 | // function : GradientBackground | |
414 | // purpose : | |
415 | // ======================================================================= | |
416 | Aspect_GradientBackground OpenGl_View::GradientBackground() const | |
417 | { | |
418 | Quantity_Color aColor1, aColor2; | |
419 | aColor1.SetValues (myBgGradientArray->GradientColor (0).r(), | |
420 | myBgGradientArray->GradientColor (0).g(), | |
421 | myBgGradientArray->GradientColor (0).b(), Quantity_TOC_RGB); | |
422 | aColor2.SetValues (myBgGradientArray->GradientColor (1).r(), | |
423 | myBgGradientArray->GradientColor (1).g(), | |
424 | myBgGradientArray->GradientColor (1).b(), Quantity_TOC_RGB); | |
425 | return Aspect_GradientBackground (aColor1, aColor2, myBgGradientArray->GradientFillMethod()); | |
426 | } | |
2166f0fa | 427 | |
c357e426 | 428 | // ======================================================================= |
429 | // function : SetGradientBackground | |
430 | // purpose : | |
431 | // ======================================================================= | |
432 | void OpenGl_View::SetGradientBackground (const Aspect_GradientBackground& theBackground) | |
2166f0fa | 433 | { |
c357e426 | 434 | Quantity_Color aColor1, aColor2; |
435 | theBackground.Colors (aColor1, aColor2); | |
436 | myBgGradientArray->SetGradientParameters (aColor1, aColor2, theBackground.BgGradientFillMethod()); | |
437 | } | |
438 | ||
439 | // ======================================================================= | |
440 | // function : SetBackgroundImage | |
441 | // purpose : | |
442 | // ======================================================================= | |
443 | void OpenGl_View::SetBackgroundImage (const TCollection_AsciiString& theFilePath) | |
444 | { | |
445 | // Prepare aspect for texture storage | |
446 | myBackgroundImagePath = theFilePath; | |
447 | Handle(Graphic3d_AspectFillArea3d) anAspect = new Graphic3d_AspectFillArea3d(); | |
448 | Handle(Graphic3d_Texture2Dmanual) aTextureMap = new Graphic3d_Texture2Dmanual (TCollection_AsciiString (theFilePath)); | |
449 | aTextureMap->EnableRepeat(); | |
450 | aTextureMap->DisableModulate(); | |
451 | aTextureMap->GetParams()->SetGenMode (Graphic3d_TOTM_MANUAL, | |
452 | Graphic3d_Vec4 (0.0f, 0.0f, 0.0f, 0.0f), | |
453 | Graphic3d_Vec4 (0.0f, 0.0f, 0.0f, 0.0f)); | |
454 | anAspect->SetTextureMap (aTextureMap); | |
455 | anAspect->SetInteriorStyle (Aspect_IS_SOLID); | |
b6472664 | 456 | anAspect->SetSuppressBackFaces (false); |
c357e426 | 457 | // Enable texture mapping |
458 | if (aTextureMap->IsDone()) | |
2166f0fa | 459 | { |
c357e426 | 460 | anAspect->SetTextureMapOn(); |
2166f0fa SK |
461 | } |
462 | else | |
463 | { | |
c357e426 | 464 | anAspect->SetTextureMapOff(); |
465 | return; | |
466 | } | |
2166f0fa | 467 | |
c357e426 | 468 | // Set texture parameters |
469 | myTextureParams->SetAspect (anAspect); | |
470 | } | |
2166f0fa | 471 | |
c357e426 | 472 | // ======================================================================= |
473 | // function : BackgroundImageStyle | |
474 | // purpose : | |
475 | // ======================================================================= | |
476 | Aspect_FillMethod OpenGl_View::BackgroundImageStyle() const | |
477 | { | |
478 | return myBgTextureArray->TextureFillMethod(); | |
2166f0fa SK |
479 | } |
480 | ||
c357e426 | 481 | // ======================================================================= |
482 | // function : SetBackgroundImageStyle | |
483 | // purpose : | |
484 | // ======================================================================= | |
485 | void OpenGl_View::SetBackgroundImageStyle (const Aspect_FillMethod theFillStyle) | |
486 | { | |
487 | myBgTextureArray->SetTextureFillMethod (theFillStyle); | |
488 | } | |
2166f0fa | 489 | |
c357e426 | 490 | //======================================================================= |
1c728f2d | 491 | //function : InsertLayerBefore |
c357e426 | 492 | //purpose : |
493 | //======================================================================= | |
1c728f2d | 494 | void OpenGl_View::InsertLayerBefore (const Graphic3d_ZLayerId theLayerId, |
495 | const Graphic3d_ZLayerSettings& theSettings, | |
496 | const Graphic3d_ZLayerId theLayerAfter) | |
2166f0fa | 497 | { |
1c728f2d | 498 | myZLayers.InsertLayerBefore (theLayerId, theSettings, theLayerAfter); |
499 | } | |
500 | ||
501 | //======================================================================= | |
502 | //function : InsertLayerAfter | |
503 | //purpose : | |
504 | //======================================================================= | |
505 | void OpenGl_View::InsertLayerAfter (const Graphic3d_ZLayerId theLayerId, | |
506 | const Graphic3d_ZLayerSettings& theSettings, | |
507 | const Graphic3d_ZLayerId theLayerBefore) | |
508 | { | |
509 | myZLayers.InsertLayerAfter (theLayerId, theSettings, theLayerBefore); | |
2166f0fa SK |
510 | } |
511 | ||
c357e426 | 512 | //======================================================================= |
513 | //function : RemoveZLayer | |
514 | //purpose : | |
515 | //======================================================================= | |
516 | void OpenGl_View::RemoveZLayer (const Graphic3d_ZLayerId theLayerId) | |
517 | { | |
518 | myZLayers.RemoveLayer (theLayerId); | |
519 | } | |
2166f0fa | 520 | |
c357e426 | 521 | //======================================================================= |
522 | //function : SetZLayerSettings | |
523 | //purpose : | |
524 | //======================================================================= | |
525 | void OpenGl_View::SetZLayerSettings (const Graphic3d_ZLayerId theLayerId, | |
526 | const Graphic3d_ZLayerSettings& theSettings) | |
2166f0fa | 527 | { |
c357e426 | 528 | myZLayers.SetLayerSettings (theLayerId, theSettings); |
2166f0fa SK |
529 | } |
530 | ||
50d06d8f | 531 | //======================================================================= |
532 | //function : ZLayerMax | |
533 | //purpose : | |
534 | //======================================================================= | |
535 | Standard_Integer OpenGl_View::ZLayerMax() const | |
536 | { | |
537 | Standard_Integer aLayerMax = Graphic3d_ZLayerId_Default; | |
1c728f2d | 538 | for (NCollection_List<Handle(Graphic3d_Layer)>::Iterator aLayerIter (myZLayers.Layers()); aLayerIter.More(); aLayerIter.Next()) |
50d06d8f | 539 | { |
1c728f2d | 540 | aLayerMax = Max (aLayerMax, aLayerIter.Value()->LayerId()); |
50d06d8f | 541 | } |
50d06d8f | 542 | return aLayerMax; |
543 | } | |
544 | ||
545 | //======================================================================= | |
1c728f2d | 546 | //function : Layers |
547 | //purpose : | |
548 | //======================================================================= | |
549 | const NCollection_List<Handle(Graphic3d_Layer)>& OpenGl_View::Layers() const | |
550 | { | |
551 | return myZLayers.Layers(); | |
552 | } | |
553 | ||
554 | //======================================================================= | |
555 | //function : Layer | |
50d06d8f | 556 | //purpose : |
557 | //======================================================================= | |
1c728f2d | 558 | Handle(Graphic3d_Layer) OpenGl_View::Layer (const Graphic3d_ZLayerId theLayerId) const |
50d06d8f | 559 | { |
1c728f2d | 560 | Handle(Graphic3d_Layer) aLayer; |
561 | if (theLayerId != Graphic3d_ZLayerId_UNKNOWN) | |
50d06d8f | 562 | { |
1c728f2d | 563 | myZLayers.LayerIDs().Find (theLayerId, aLayer); |
50d06d8f | 564 | } |
1c728f2d | 565 | return aLayer; |
50d06d8f | 566 | } |
567 | ||
568 | //======================================================================= | |
1c728f2d | 569 | //function : MinMaxValues |
50d06d8f | 570 | //purpose : |
571 | //======================================================================= | |
1c728f2d | 572 | Bnd_Box OpenGl_View::MinMaxValues (const Standard_Boolean theToIncludeAuxiliary) const |
50d06d8f | 573 | { |
1c728f2d | 574 | if (!IsDefined()) |
50d06d8f | 575 | { |
1c728f2d | 576 | return Bnd_Box(); |
50d06d8f | 577 | } |
578 | ||
1c728f2d | 579 | Bnd_Box aBox = base_type::MinMaxValues (theToIncludeAuxiliary); |
580 | ||
71d8ccc7 | 581 | // add bounding box of gradient/texture background for proper Z-fit |
582 | if (theToIncludeAuxiliary | |
71d8ccc7 | 583 | && (myBgTextureArray->IsDefined() |
584 | || myBgGradientArray->IsDefined())) | |
585 | { | |
1c728f2d | 586 | const Handle(Graphic3d_Camera)& aCamera = Camera(); |
587 | Graphic3d_Vec2i aWinSize; | |
588 | Window()->Size (aWinSize.x(), aWinSize.y()); | |
589 | ||
71d8ccc7 | 590 | // Background is drawn using 2D transformation persistence |
591 | // (e.g. it is actually placed in 3D coordinates within active camera position). | |
592 | // We add here full-screen plane with 2D transformation persistence | |
593 | // for simplicity (myBgTextureArray might define a little bit different options | |
594 | // but it is updated within ::Render()) | |
1c728f2d | 595 | const Graphic3d_Mat4d& aProjectionMat = aCamera->ProjectionMatrix(); |
596 | const Graphic3d_Mat4d& aWorldViewMat = aCamera->OrientationMatrix(); | |
7c3ef2f7 | 597 | Graphic3d_BndBox3d aBox2d (Graphic3d_Vec3d (0.0, 0.0, 0.0), |
1c728f2d | 598 | Graphic3d_Vec3d (double(aWinSize.x()), double(aWinSize.y()), 0.0)); |
71d8ccc7 | 599 | |
778cd667 | 600 | Graphic3d_TransformPers aTrsfPers (Graphic3d_TMF_2d, Aspect_TOTP_LEFT_LOWER); |
1c728f2d | 601 | aTrsfPers.Apply (aCamera, |
71d8ccc7 | 602 | aProjectionMat, |
603 | aWorldViewMat, | |
1c728f2d | 604 | aWinSize.x(), |
605 | aWinSize.y(), | |
71d8ccc7 | 606 | aBox2d); |
7c3ef2f7 | 607 | aBox.Add (gp_Pnt (aBox2d.CornerMin().x(), aBox2d.CornerMin().y(), aBox2d.CornerMin().z())); |
608 | aBox.Add (gp_Pnt (aBox2d.CornerMax().x(), aBox2d.CornerMax().y(), aBox2d.CornerMax().z())); | |
71d8ccc7 | 609 | } |
610 | ||
611 | return aBox; | |
50d06d8f | 612 | } |
613 | ||
614 | //======================================================================= | |
c357e426 | 615 | //function : FBO |
616 | //purpose : | |
617 | //======================================================================= | |
b128c892 | 618 | Handle(Standard_Transient) OpenGl_View::FBO() const |
c357e426 | 619 | { |
b128c892 | 620 | return Handle(Standard_Transient)(myFBO); |
c357e426 | 621 | } |
2166f0fa | 622 | |
c357e426 | 623 | //======================================================================= |
624 | //function : SetFBO | |
625 | //purpose : | |
626 | //======================================================================= | |
b128c892 | 627 | void OpenGl_View::SetFBO (const Handle(Standard_Transient)& theFbo) |
2166f0fa | 628 | { |
b128c892 | 629 | myFBO = Handle(OpenGl_FrameBuffer)::DownCast (theFbo); |
2166f0fa SK |
630 | } |
631 | ||
c357e426 | 632 | //======================================================================= |
633 | //function : FBOCreate | |
634 | //purpose : | |
635 | //======================================================================= | |
b128c892 | 636 | Handle(Standard_Transient) OpenGl_View::FBOCreate (const Standard_Integer theWidth, |
637 | const Standard_Integer theHeight) | |
c357e426 | 638 | { |
639 | return myWorkspace->FBOCreate (theWidth, theHeight); | |
640 | } | |
2166f0fa | 641 | |
c357e426 | 642 | //======================================================================= |
643 | //function : FBORelease | |
644 | //purpose : | |
645 | //======================================================================= | |
b128c892 | 646 | void OpenGl_View::FBORelease (Handle(Standard_Transient)& theFbo) |
2166f0fa | 647 | { |
b128c892 | 648 | Handle(OpenGl_FrameBuffer) aFrameBuffer = Handle(OpenGl_FrameBuffer)::DownCast (theFbo); |
649 | if (aFrameBuffer.IsNull()) | |
650 | { | |
651 | return; | |
652 | } | |
653 | ||
654 | myWorkspace->FBORelease (aFrameBuffer); | |
655 | theFbo.Nullify(); | |
c357e426 | 656 | } |
657 | ||
658 | //======================================================================= | |
659 | //function : FBOGetDimensions | |
660 | //purpose : | |
661 | //======================================================================= | |
b128c892 | 662 | void OpenGl_View::FBOGetDimensions (const Handle(Standard_Transient)& theFbo, |
c357e426 | 663 | Standard_Integer& theWidth, |
664 | Standard_Integer& theHeight, | |
665 | Standard_Integer& theWidthMax, | |
666 | Standard_Integer& theHeightMax) | |
667 | { | |
b128c892 | 668 | const Handle(OpenGl_FrameBuffer) aFrameBuffer = Handle(OpenGl_FrameBuffer)::DownCast (theFbo); |
669 | if (aFrameBuffer.IsNull()) | |
670 | { | |
671 | return; | |
672 | } | |
673 | ||
c357e426 | 674 | theWidth = aFrameBuffer->GetVPSizeX(); // current viewport size |
675 | theHeight = aFrameBuffer->GetVPSizeY(); | |
676 | theWidthMax = aFrameBuffer->GetSizeX(); // texture size | |
677 | theHeightMax = aFrameBuffer->GetSizeY(); | |
678 | } | |
679 | ||
680 | //======================================================================= | |
681 | //function : FBOChangeViewport | |
682 | //purpose : | |
683 | //======================================================================= | |
b128c892 | 684 | void OpenGl_View::FBOChangeViewport (const Handle(Standard_Transient)& theFbo, |
c357e426 | 685 | const Standard_Integer theWidth, |
686 | const Standard_Integer theHeight) | |
687 | { | |
b128c892 | 688 | const Handle(OpenGl_FrameBuffer) aFrameBuffer = Handle(OpenGl_FrameBuffer)::DownCast (theFbo); |
689 | if (aFrameBuffer.IsNull()) | |
690 | { | |
691 | return; | |
692 | } | |
693 | ||
c357e426 | 694 | aFrameBuffer->ChangeViewport (theWidth, theHeight); |
695 | } | |
696 | ||
c357e426 | 697 | //======================================================================= |
698 | //function : displayStructure | |
699 | //purpose : | |
700 | //======================================================================= | |
701 | void OpenGl_View::displayStructure (const Handle(Graphic3d_CStructure)& theStructure, | |
702 | const Standard_Integer thePriority) | |
703 | { | |
704 | const OpenGl_Structure* aStruct = reinterpret_cast<const OpenGl_Structure*> (theStructure.operator->()); | |
705 | const Graphic3d_ZLayerId aZLayer = aStruct->ZLayer(); | |
706 | myZLayers.AddStructure (aStruct, aZLayer, thePriority); | |
707 | } | |
708 | ||
709 | //======================================================================= | |
710 | //function : eraseStructure | |
711 | //purpose : | |
712 | //======================================================================= | |
713 | void OpenGl_View::eraseStructure (const Handle(Graphic3d_CStructure)& theStructure) | |
714 | { | |
715 | const OpenGl_Structure* aStruct = reinterpret_cast<const OpenGl_Structure*> (theStructure.operator->()); | |
716 | myZLayers.RemoveStructure (aStruct); | |
717 | } | |
718 | ||
719 | //======================================================================= | |
720 | //function : changeZLayer | |
721 | //purpose : | |
722 | //======================================================================= | |
723 | void OpenGl_View::changeZLayer (const Handle(Graphic3d_CStructure)& theStructure, | |
724 | const Graphic3d_ZLayerId theNewLayerId) | |
725 | { | |
726 | const Graphic3d_ZLayerId anOldLayer = theStructure->ZLayer(); | |
727 | const OpenGl_Structure* aStruct = reinterpret_cast<const OpenGl_Structure*> (theStructure.operator->()); | |
728 | myZLayers.ChangeLayer (aStruct, anOldLayer, theNewLayerId); | |
cfece3ef | 729 | Update (anOldLayer); |
730 | Update (theNewLayerId); | |
c357e426 | 731 | } |
732 | ||
733 | //======================================================================= | |
734 | //function : changePriority | |
735 | //purpose : | |
736 | //======================================================================= | |
737 | void OpenGl_View::changePriority (const Handle(Graphic3d_CStructure)& theStructure, | |
738 | const Standard_Integer theNewPriority) | |
739 | { | |
740 | const Graphic3d_ZLayerId aLayerId = theStructure->ZLayer(); | |
741 | const OpenGl_Structure* aStruct = reinterpret_cast<const OpenGl_Structure*> (theStructure.operator->()); | |
742 | myZLayers.ChangePriority (aStruct, aLayerId, theNewPriority); | |
2166f0fa | 743 | } |
26d9c835 | 744 | |
745 | //======================================================================= | |
746 | //function : DiagnosticInformation | |
747 | //purpose : | |
748 | //======================================================================= | |
749 | void OpenGl_View::DiagnosticInformation (TColStd_IndexedDataMapOfStringString& theDict, | |
750 | Graphic3d_DiagnosticInfo theFlags) const | |
751 | { | |
752 | Handle(OpenGl_Context) aCtx = myWorkspace->GetGlContext(); | |
753 | if (!myWorkspace->Activate() | |
754 | || aCtx.IsNull()) | |
755 | { | |
756 | return; | |
757 | } | |
758 | ||
759 | aCtx->DiagnosticInformation (theDict, theFlags); | |
760 | if ((theFlags & Graphic3d_DiagnosticInfo_FrameBuffer) != 0) | |
761 | { | |
762 | TCollection_AsciiString aResRatio (myRenderParams.ResolutionRatio()); | |
763 | theDict.ChangeFromIndex (theDict.Add ("ResolutionRatio", aResRatio)) = aResRatio; | |
764 | } | |
765 | } | |
79b544e6 | 766 | |
767 | //======================================================================= | |
768 | //function : StatisticInformation | |
769 | //purpose : | |
770 | //======================================================================= | |
771 | void OpenGl_View::StatisticInformation (TColStd_IndexedDataMapOfStringString& theDict) const | |
772 | { | |
773 | if (const Handle(OpenGl_Context)& aCtx = myWorkspace->GetGlContext()) | |
774 | { | |
775 | const Handle(OpenGl_FrameStats)& aStats = aCtx->FrameStats(); | |
776 | const Graphic3d_RenderingParams& aRendParams = myWorkspace->View()->RenderingParams(); | |
777 | aStats->FormatStats (theDict, aRendParams.CollectedStats); | |
778 | } | |
779 | } | |
780 | ||
781 | //======================================================================= | |
782 | //function : StatisticInformation | |
783 | //purpose : | |
784 | //======================================================================= | |
785 | TCollection_AsciiString OpenGl_View::StatisticInformation() const | |
786 | { | |
787 | if (const Handle(OpenGl_Context)& aCtx = myWorkspace->GetGlContext()) | |
788 | { | |
789 | const Handle(OpenGl_FrameStats)& aStats = aCtx->FrameStats(); | |
790 | const Graphic3d_RenderingParams& aRendParams = myWorkspace->View()->RenderingParams(); | |
791 | return aStats->FormatStats (aRendParams.CollectedStats); | |
792 | } | |
793 | return TCollection_AsciiString(); | |
794 | } |