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1 // 1 //
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19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // 26 //
>> 27 // $Id: G4OpenGLStoredViewer.cc,v 1.29 2010-10-06 10:05:52 allison Exp $
>> 28 // GEANT4 tag $Name: geant4-09-04-patch-01 $
27 // 29 //
28 // << 30 //
29 // Andrew Walkden 7th February 1997 31 // Andrew Walkden 7th February 1997
30 // Class G4OpenGLStoredViewer : Encapsulates t 32 // Class G4OpenGLStoredViewer : Encapsulates the `storedness' of
31 // an OpenGL view, 33 // an OpenGL view, for inheritance by
32 // derived (X, Xm.. 34 // derived (X, Xm...) classes.
33 35
>> 36 #ifdef G4VIS_BUILD_OPENGL_DRIVER
>> 37
34 #include "G4OpenGLStoredViewer.hh" 38 #include "G4OpenGLStoredViewer.hh"
35 39
36 #include "G4PhysicalConstants.hh" <<
37 #include "G4OpenGLStoredSceneHandler.hh" 40 #include "G4OpenGLStoredSceneHandler.hh"
38 #include "G4Text.hh" 41 #include "G4Text.hh"
39 #include "G4Circle.hh" 42 #include "G4Circle.hh"
40 #include "G4UnitsTable.hh" 43 #include "G4UnitsTable.hh"
41 #include "G4Scene.hh" 44 #include "G4Scene.hh"
42 #include "G4OpenGLTransform3D.hh" <<
43 45
44 G4OpenGLStoredViewer::G4OpenGLStoredViewer 46 G4OpenGLStoredViewer::G4OpenGLStoredViewer
45 (G4OpenGLStoredSceneHandler& sceneHandler): 47 (G4OpenGLStoredSceneHandler& sceneHandler):
46 G4VViewer (sceneHandler, -1), << 48 G4VViewer (sceneHandler, -1),
47 G4OpenGLViewer (sceneHandler), << 49 G4OpenGLViewer (sceneHandler),
48 fG4OpenGLStoredSceneHandler (sceneHandler), << 50 fG4OpenGLStoredSceneHandler (sceneHandler)
49 fDepthTestEnable(true) <<
50 { 51 {
51 fLastVP = fDefaultVP; // Update in sub-clas << 52 fLastVP = fDefaultVP; // Not sure if this gets executed before or
>> 53 // after G4VViewer::G4VViewer!! Doesn't matter much.
52 } 54 }
53 55
54 G4OpenGLStoredViewer::~G4OpenGLStoredViewer () 56 G4OpenGLStoredViewer::~G4OpenGLStoredViewer () {}
55 57
56 void G4OpenGLStoredViewer::KernelVisitDecision 58 void G4OpenGLStoredViewer::KernelVisitDecision () {
57 59
58 // If there's a significant difference with 60 // If there's a significant difference with the last view parameters
59 // of either the scene handler or this viewe 61 // of either the scene handler or this viewer, trigger a rebuild.
60 << 62
61 if (!fG4OpenGLStoredSceneHandler.fTopPODL || 63 if (!fG4OpenGLStoredSceneHandler.fTopPODL ||
62 CompareForKernelVisit(fLastVP)) { 64 CompareForKernelVisit(fLastVP)) {
63 NeedKernelVisit (); 65 NeedKernelVisit ();
64 } << 66 }
>> 67 fLastVP = fVP;
65 } 68 }
66 69
67 G4bool G4OpenGLStoredViewer::CompareForKernelV 70 G4bool G4OpenGLStoredViewer::CompareForKernelVisit(G4ViewParameters& lastVP) {
68 << 71
69 if ( 72 if (
70 (lastVP.GetDrawingStyle () != fVP.Get 73 (lastVP.GetDrawingStyle () != fVP.GetDrawingStyle ()) ||
71 (lastVP.GetNumberOfCloudPoints() != fVP <<
72 (lastVP.IsAuxEdgeVisible () != fVP.IsA 74 (lastVP.IsAuxEdgeVisible () != fVP.IsAuxEdgeVisible ()) ||
>> 75 (lastVP.GetRepStyle () != fVP.GetRepStyle ()) ||
73 (lastVP.IsCulling () != fVP.IsC 76 (lastVP.IsCulling () != fVP.IsCulling ()) ||
74 (lastVP.IsCullingInvisible () != fVP.IsC 77 (lastVP.IsCullingInvisible () != fVP.IsCullingInvisible ()) ||
75 (lastVP.IsDensityCulling () != fVP.IsD 78 (lastVP.IsDensityCulling () != fVP.IsDensityCulling ()) ||
76 (lastVP.IsCullingCovered () != fVP.IsC 79 (lastVP.IsCullingCovered () != fVP.IsCullingCovered ()) ||
77 (lastVP.GetCBDAlgorithmNumber() != <<
78 fVP.GetCBDAlgorithmNumber()) <<
79 // Note: Section and Cutaway can reveal <<
80 // backface culling is implemented, the <<
81 // the back-facing faces are not there. <<
82 // (commented out) backface culling (it <<
83 // in fact, performance seems to improve <<
84 (lastVP.IsSection () != fVP.IsS 80 (lastVP.IsSection () != fVP.IsSection ()) ||
85 // Section (DCUT) is NOT implemented loc << 81 // Section (DCUT) implemented locally. But still need to visit
86 // (lastVP.IsCutaway () != fVP. << 82 // kernel if status changes so that back plane culling can be
87 // Cutaways are implemented locally so w << 83 // switched.
>> 84 (lastVP.IsCutaway () != fVP.IsCutaway ()) ||
>> 85 // Cutaways implemented locally. But still need to visit kernel
>> 86 // if status changes so that back plane culling can be switched.
88 (lastVP.IsExplode () != fVP.IsE 87 (lastVP.IsExplode () != fVP.IsExplode ()) ||
89 (lastVP.GetNoOfSides () != fVP.Get 88 (lastVP.GetNoOfSides () != fVP.GetNoOfSides ()) ||
90 (lastVP.GetGlobalMarkerScale() != fVP <<
91 (lastVP.GetGlobalLineWidthScale() != fVP <<
92 (lastVP.IsMarkerNotHidden () != fVP.IsM 89 (lastVP.IsMarkerNotHidden () != fVP.IsMarkerNotHidden ()) ||
93 (lastVP.GetDefaultVisAttributes()->GetCo 90 (lastVP.GetDefaultVisAttributes()->GetColour() !=
94 fVP.GetDefaultVisAttributes()->GetColou 91 fVP.GetDefaultVisAttributes()->GetColour()) ||
95 (lastVP.GetDefaultTextVisAttributes()->G 92 (lastVP.GetDefaultTextVisAttributes()->GetColour() !=
96 fVP.GetDefaultTextVisAttributes()->GetC 93 fVP.GetDefaultTextVisAttributes()->GetColour()) ||
97 (lastVP.GetBackgroundColour ()!= fVP.Get 94 (lastVP.GetBackgroundColour ()!= fVP.GetBackgroundColour ())||
98 (lastVP.IsPicking () != fVP.IsP << 95 (lastVP.IsPicking () != fVP.IsPicking ())
99 (lastVP.GetVisAttributesModifiers() != <<
100 fVP.GetVisAttributesModifiers()) <<
101 (lastVP.IsSpecialMeshRendering() != <<
102 fVP.IsSpecialMeshRendering()) <<
103 (lastVP.GetSpecialMeshRenderingOption() <<
104 fVP.GetSpecialMeshRenderingOption()) <<
105 ) 96 )
106 return true; << 97 return true;
107 98
108 if (lastVP.IsDensityCulling () && 99 if (lastVP.IsDensityCulling () &&
109 (lastVP.GetVisibleDensity () != fVP.GetV 100 (lastVP.GetVisibleDensity () != fVP.GetVisibleDensity ()))
110 return true; << 101 return true;
111 << 102
112 // /***************************************** << 103 /**************************************************************
113 // If section (DCUT) is implemented locally, << 104 Section (DCUT) implemented locally. No need to visit kernel if
>> 105 section plane itself changes.
114 if (lastVP.IsSection () && 106 if (lastVP.IsSection () &&
115 (lastVP.GetSectionPlane () != fVP.GetSec 107 (lastVP.GetSectionPlane () != fVP.GetSectionPlane ()))
116 return true; 108 return true;
117 // ***************************************** << 109 ***************************************************************/
118 << 110
119 /******************************************* 111 /**************************************************************
120 If cutaways are implemented locally, commen << 112 Cutaways implemented locally. No need to visit kernel if cutaway
121 if (lastVP.IsCutaway ()) { << 113 planes themselves change.
122 if (vp.GetCutawayMode() != fVP.GetCutawayMo << 114 if (lastVP.IsCutaway ()) {
123 if (lastVP.GetCutawayPlanes ().size () != << 115 if (lastVP.GetCutawayPlanes ().size () !=
124 fVP.GetCutawayPlanes ().size ()) return tru << 116 fVP.GetCutawayPlanes ().size ()) return true;
125 for (size_t i = 0; i < lastVP.GetCutawayPla << 117 for (size_t i = 0; i < lastVP.GetCutawayPlanes().size(); ++i)
126 if (lastVP.GetCutawayPlanes()[i] != fVP.Get << 118 if (lastVP.GetCutawayPlanes()[i] != fVP.GetCutawayPlanes()[i])
127 return true; << 119 return true;
128 } <<
129 ******************************************* <<
130 <<
131 if (lastVP.GetCBDAlgorithmNumber() > 0) { <<
132 if (lastVP.GetCBDParameters().size() != fV <<
133 else if (lastVP.GetCBDParameters() != fVP. <<
134 } 120 }
>> 121 ***************************************************************/
135 122
136 if (lastVP.IsExplode () && 123 if (lastVP.IsExplode () &&
137 (lastVP.GetExplodeFactor () != fVP.GetEx 124 (lastVP.GetExplodeFactor () != fVP.GetExplodeFactor ()))
138 return true; 125 return true;
139 126
140 if (lastVP.IsSpecialMeshRendering() && <<
141 (lastVP.GetSpecialMeshVolumes() != fVP.G <<
142 return true; <<
143 <<
144 // Time window parameters operate on the exi <<
145 // to rebuild even if they change. <<
146 <<
147 return false; 127 return false;
148 } 128 }
149 129
150 void G4OpenGLStoredViewer::DrawDisplayLists () 130 void G4OpenGLStoredViewer::DrawDisplayLists () {
151 << 131 #ifdef G4DEBUG_VIS_OGL
152 // We moved these from G4OpenGLViewer to G4V << 132 printf("G4OpenGLStoredViewer::DrawDisplayLists \n");
153 // editing many lines below we introduce the << 133 #endif
154 #define CONVENIENT_DOUBLE_ALIAS(q) const G4dou <<
155 #define CONVENIENT_BOOL_ALIAS(q) const G4bool& <<
156 CONVENIENT_DOUBLE_ALIAS(StartTime) <<
157 CONVENIENT_DOUBLE_ALIAS(EndTime) <<
158 CONVENIENT_DOUBLE_ALIAS(FadeFactor) <<
159 CONVENIENT_BOOL_ALIAS(DisplayHeadTime) <<
160 CONVENIENT_DOUBLE_ALIAS(DisplayHeadTimeX) <<
161 CONVENIENT_DOUBLE_ALIAS(DisplayHeadTimeY) <<
162 CONVENIENT_DOUBLE_ALIAS(DisplayHeadTimeSize) <<
163 CONVENIENT_DOUBLE_ALIAS(DisplayHeadTimeRed) <<
164 CONVENIENT_DOUBLE_ALIAS(DisplayHeadTimeGreen <<
165 CONVENIENT_DOUBLE_ALIAS(DisplayHeadTimeBlue) <<
166 CONVENIENT_BOOL_ALIAS(DisplayLightFront) <<
167 CONVENIENT_DOUBLE_ALIAS(DisplayLightFrontX) <<
168 CONVENIENT_DOUBLE_ALIAS(DisplayLightFrontY) <<
169 CONVENIENT_DOUBLE_ALIAS(DisplayLightFrontZ) <<
170 CONVENIENT_DOUBLE_ALIAS(DisplayLightFrontT) <<
171 CONVENIENT_DOUBLE_ALIAS(DisplayLightFrontRed <<
172 CONVENIENT_DOUBLE_ALIAS(DisplayLightFrontGre <<
173 CONVENIENT_DOUBLE_ALIAS(DisplayLightFrontBlu <<
174 134
175 const G4Planes& cutaways = fVP.GetCutawayPla 135 const G4Planes& cutaways = fVP.GetCutawayPlanes();
176 G4bool cutawayUnion = fVP.IsCutaway() && 136 G4bool cutawayUnion = fVP.IsCutaway() &&
177 fVP.GetCutawayMode() == G4ViewParameters::cu << 137 fVP.GetCutawayMode() == G4ViewParameters::cutawayUnion;
178 const size_t nCutaways = cutawayUnion? cutaw << 138 size_t nPasses = cutawayUnion? cutaways.size(): 1;
179 G4int iPass = 1; << 139 #ifdef G4DEBUG_VIS_OGL
180 G4bool secondPassForTransparencyRequested = << 140 printf("G4OpenGLStoredViewer::DrawDisplayLists");
181 G4bool thirdPassForNonHiddenMarkersRequested << 141 #endif
182 fDepthTestEnable = true; << 142 for (size_t i = 0; i < nPasses; ++i) {
183 glEnable (GL_DEPTH_TEST); glDepthFunc (GL_LE << 143 #ifdef G4DEBUG_VIS_OGL
184 do { << 144 printf("+");
185 for (size_t iCutaway = 0; iCutaway < nCuta << 145 #endif
186 << 146
187 if (cutawayUnion) { << 147 if (cutawayUnion) {
188 double a[4]; << 148 double a[4];
189 a[0] = cutaways[iCutaway].a(); << 149 a[0] = cutaways[i].a();
190 a[1] = cutaways[iCutaway].b(); << 150 a[1] = cutaways[i].b();
191 a[2] = cutaways[iCutaway].c(); << 151 a[2] = cutaways[i].c();
192 a[3] = cutaways[iCutaway].d(); << 152 a[3] = cutaways[i].d();
193 glClipPlane (GL_CLIP_PLANE2, a); << 153 glClipPlane (GL_CLIP_PLANE2, a);
194 glEnable (GL_CLIP_PLANE2); << 154 glEnable (GL_CLIP_PLANE2);
195 } << 155 }
196 << 156
197 G4bool isPicking = fVP.IsPicking(); << 157 if (fG4OpenGLStoredSceneHandler.fTopPODL)
198 << 158 glCallList (fG4OpenGLStoredSceneHandler.fTopPODL);
199 for (size_t iPO = 0; << 159
200 iPO < fG4OpenGLStoredSceneHandler.f << 160 for (size_t i = 0; i < fG4OpenGLStoredSceneHandler.fTOList.size(); ++i) {
201 if (POSelected(iPO)) { << 161 #ifdef G4DEBUG_VIS_OGL
202 G4OpenGLStoredSceneHandler::PO& po = << 162 // printf("-");
203 fG4OpenGLStoredSceneHandler.fPOList[ << 163 #endif
204 G4Colour c = po.fColour; << 164 G4OpenGLStoredSceneHandler::TO& to =
205 DisplayTimePOColourModification(c,iP << 165 fG4OpenGLStoredSceneHandler.fTOList[i];
206 const G4bool isTransparent = c.GetAl << 166 if (to.fEndTime >= fStartTime && to.fStartTime <= fEndTime) {
207 if ( iPass == 1) { << 167 glPushMatrix();
208 if (isTransparent && transparency_ << 168 G4OpenGLTransform3D oglt (to.fTransform);
209 secondPassForTransparencyRequest << 169 glMultMatrixd (oglt.GetGLMatrix ());
210 continue; << 170 if (fVP.IsPicking()) glLoadName(to.fPickName);
211 } << 171 const G4Colour& c = to.fColour;
212 if (po.fMarkerOrPolyline && fVP.Is << 172 const G4Colour& bg = fVP.GetBackgroundColour();
213 thirdPassForNonHiddenMarkersRequ << 173 G4double bsf = 1.; // Brightness scaling factor.
214 continue; << 174 if (fFadeFactor > 0. && to.fEndTime < fEndTime)
215 } << 175 bsf = 1. - fFadeFactor *
216 } else if (iPass == 2) { // Second << 176 ((fEndTime - to.fEndTime) / (fEndTime - fStartTime));
217 if (!isTransparent) { << 177 glColor3d
218 continue; << 178 (bsf * c.GetRed() + (1. - bsf) * bg.GetRed(),
219 } << 179 bsf * c.GetGreen() + (1. - bsf) * bg.GetGreen(),
220 } else { // Third pass for non-hidd << 180 bsf * c.GetBlue() + (1. - bsf) * bg.GetBlue());
221 if (!po.fMarkerOrPolyline) { << 181 glCallList (to.fDisplayListId);
222 continue; << 182 glPopMatrix();
223 } <<
224 } <<
225 if (isPicking) glLoadName(po.fPickNa <<
226 if (transparency_enabled) { <<
227 glColor4d(c.GetRed(),c.GetGreen(), <<
228 } else { <<
229 glColor3d(c.GetRed(),c.GetGreen(), <<
230 } <<
231 if (po.fMarkerOrPolyline && fVP.IsMa <<
232 if (fDepthTestEnable !=false) { <<
233 glDisable (GL_DEPTH_TEST); <<
234 fDepthTestEnable = false; <<
235 } <<
236 } else { <<
237 if (fDepthTestEnable !=true) { <<
238 glEnable (GL_DEPTH_TEST); glDept <<
239 fDepthTestEnable = true; <<
240 } <<
241 } <<
242 if (po.fpG4TextPlus) { <<
243 if (po.fpG4TextPlus->fProcessing2D <<
244 glMatrixMode (GL_PROJECTION); <<
245 glPushMatrix(); <<
246 glLoadIdentity(); <<
247 g4GlOrtho (-1., 1., -1., 1., -G4 <<
248 glMatrixMode (GL_MODELVIEW); <<
249 glPushMatrix(); <<
250 glLoadIdentity(); <<
251 G4OpenGLTransform3D oglt (po.fTr <<
252 glMultMatrixd (oglt.GetGLMatrix <<
253 // This text is from a PODL. We <<
254 AddPrimitiveForASingleFrame(po.f <<
255 } else { <<
256 glPushMatrix(); <<
257 G4OpenGLTransform3D oglt (po.fTr <<
258 glMultMatrixd (oglt.GetGLMatrix <<
259 // This text is from a PODL. We <<
260 AddPrimitiveForASingleFrame(po.f <<
261 glPopMatrix(); <<
262 } <<
263 <<
264 if (po.fpG4TextPlus->fProcessing2D <<
265 glMatrixMode (GL_PROJECTION); <<
266 glPopMatrix(); <<
267 glMatrixMode (GL_MODELVIEW); <<
268 glPopMatrix(); <<
269 } <<
270 } else { <<
271 glPushMatrix(); <<
272 G4OpenGLTransform3D oglt (po.fTran <<
273 glMultMatrixd (oglt.GetGLMatrix () <<
274 glCallList (po.fDisplayListId); <<
275 glPopMatrix(); <<
276 } <<
277 } <<
278 } <<
279 <<
280 G4Transform3D lastMatrixTransform; <<
281 G4bool first = true; <<
282 <<
283 for (size_t iTO = 0; <<
284 iTO < fG4OpenGLStoredSceneHandler.f <<
285 if (TOSelected(iTO)) { <<
286 G4OpenGLStoredSceneHandler::TO& to = <<
287 fG4OpenGLStoredSceneHandler.fTOList[ <<
288 const G4Colour& c = to.fColour; <<
289 const G4bool isTransparent = c.GetAl <<
290 if ( iPass == 1) { <<
291 if (isTransparent && transparency_ <<
292 secondPassForTransparencyRequest <<
293 continue; <<
294 } <<
295 if (to.fMarkerOrPolyline && fVP.Is <<
296 thirdPassForNonHiddenMarkersRequ <<
297 continue; <<
298 } <<
299 } else if (iPass == 2) { // Second <<
300 if (!isTransparent) { <<
301 continue; <<
302 } <<
303 } else { // Third pass for non-hidd <<
304 if (!to.fMarkerOrPolyline) { <<
305 continue; <<
306 } <<
307 } <<
308 if (to.fMarkerOrPolyline && fVP.IsMa <<
309 if (fDepthTestEnable !=false) { <<
310 glDisable (GL_DEPTH_TEST); <<
311 fDepthTestEnable = false; <<
312 } <<
313 } else { <<
314 if (fDepthTestEnable !=true) { <<
315 glEnable (GL_DEPTH_TEST); glDept <<
316 fDepthTestEnable = true; <<
317 } <<
318 } <<
319 if (to.fEndTime >= fStartTime && to. <<
320 if (fVP.IsPicking()) glLoadName(to <<
321 if (to.fpG4TextPlus) { <<
322 if (to.fpG4TextPlus->fProcessing <<
323 glMatrixMode (GL_PROJECTION); <<
324 glPushMatrix(); <<
325 glLoadIdentity(); <<
326 g4GlOrtho (-1., 1., -1., 1., - <<
327 glMatrixMode (GL_MODELVIEW); <<
328 glPushMatrix(); <<
329 glLoadIdentity(); <<
330 } <<
331 G4OpenGLTransform3D oglt (to.fTr <<
332 glMultMatrixd (oglt.GetGLMatrix <<
333 // This text is from a TODL. We <<
334 AddPrimitiveForASingleFrame(to.f <<
335 if (to.fpG4TextPlus->fProcessing <<
336 glMatrixMode (GL_PROJECTION); <<
337 glPopMatrix(); <<
338 glMatrixMode (GL_MODELVIEW); <<
339 glPopMatrix(); <<
340 } <<
341 } else { <<
342 if (to.fTransform != lastMatrixT <<
343 if (! first) { <<
344 glPopMatrix(); <<
345 } <<
346 first = false; <<
347 glPushMatrix(); <<
348 G4OpenGLTransform3D oglt (to.f <<
349 glMultMatrixd (oglt.GetGLMatri <<
350 } <<
351 const G4Colour& cc = to.fColour; <<
352 if (fFadeFactor > 0. && to.fEndT <<
353 // Brightness scaling factor <<
354 G4double bsf = 1. - fFadeFacto <<
355 ((fEndTime - to.fEndTime) / (f <<
356 const G4Colour& bg = fVP.GetBa <<
357 if (transparency_enabled) { <<
358 glColor4d <<
359 (bsf * cc.GetRed() + (1. - b <<
360 bsf * cc.GetGreen() + (1. - <<
361 bsf * cc.GetBlue() + (1. - <<
362 bsf * cc.GetAlpha() + (1. - <<
363 } else { <<
364 glColor3d <<
365 (bsf * cc.GetRed() + (1. - b <<
366 bsf * cc.GetGreen() + (1. - <<
367 bsf * cc.GetBlue() + (1. - <<
368 } <<
369 } else { <<
370 if (transparency_enabled) { <<
371 glColor4d(cc.GetRed(),cc.Get <<
372 } else { <<
373 glColor3d(cc.GetRed(),cc.Get <<
374 } <<
375 } <<
376 glCallList (to.fDisplayListId); <<
377 } <<
378 if (to.fTransform != lastMatrixTra <<
379 lastMatrixTransform = to.fTransf <<
380 } <<
381 } <<
382 } <<
383 } <<
384 if (! first) { <<
385 glPopMatrix(); <<
386 } 183 }
387 << 184 }
388 if (cutawayUnion) glDisable (GL_CLIP_PLA << 185
389 } // iCutaway << 186 if (cutawayUnion) glDisable (GL_CLIP_PLANE2);
390 << 187 }
391 if (iPass == 2) secondPassForTransparencyR << 188 #ifdef G4DEBUG_VIS_OGL
392 if (iPass == 3) thirdPassForNonHiddenMarke << 189 printf("\n");
393 << 190 #endif
394 if (secondPassForTransparencyRequested) iP << 191
395 else if (thirdPassForNonHiddenMarkersReque <<
396 else break; <<
397 <<
398 } while (true); <<
399 <<
400 // Display time at "head" of time range, whi 192 // Display time at "head" of time range, which is fEndTime...
401 if (fDisplayHeadTime && fEndTime < G4VisAttr << 193 if (fDisplayHeadTime && fEndTime < DBL_MAX) {
402 glMatrixMode (GL_PROJECTION); 194 glMatrixMode (GL_PROJECTION);
403 glPushMatrix(); 195 glPushMatrix();
404 glLoadIdentity(); 196 glLoadIdentity();
405 g4GlOrtho (-1., 1., -1., 1., -G4OPENGL_FLT << 197 glOrtho (-1., 1., -1., 1., -G4OPENGL_FLT_BIG, G4OPENGL_FLT_BIG);
406 glMatrixMode (GL_MODELVIEW); 198 glMatrixMode (GL_MODELVIEW);
407 glPushMatrix(); 199 glPushMatrix();
408 glLoadIdentity(); 200 glLoadIdentity();
409 G4Text headTimeText(G4BestUnit(fEndTime,"T 201 G4Text headTimeText(G4BestUnit(fEndTime,"Time"),
410 G4Point3D(fDisplayHead << 202 G4Point3D(fDisplayHeadTimeX, fDisplayHeadTimeY, 0.));
411 headTimeText.SetScreenSize(fDisplayHeadTim 203 headTimeText.SetScreenSize(fDisplayHeadTimeSize);
412 G4VisAttributes visAtts (G4Colour 204 G4VisAttributes visAtts (G4Colour
413 (fDisplayHeadTime << 205 (fDisplayHeadTimeRed,
414 fDisplayHeadTime << 206 fDisplayHeadTimeGreen,
415 fDisplayHeadTime << 207 fDisplayHeadTimeBlue));
416 headTimeText.SetVisAttributes(&visAtts); 208 headTimeText.SetVisAttributes(&visAtts);
417 AddPrimitiveForASingleFrame(headTimeText); << 209 static_cast<G4OpenGLSceneHandler&>(fSceneHandler).
>> 210 G4OpenGLSceneHandler::AddPrimitive(headTimeText);
418 glMatrixMode (GL_PROJECTION); 211 glMatrixMode (GL_PROJECTION);
419 glPopMatrix(); 212 glPopMatrix();
420 glMatrixMode (GL_MODELVIEW); 213 glMatrixMode (GL_MODELVIEW);
421 glPopMatrix(); 214 glPopMatrix();
422 } 215 }
423 << 216
424 // Display light front... 217 // Display light front...
425 if (fDisplayLightFront && fEndTime < G4VisAt << 218 if (fDisplayLightFront && fEndTime < DBL_MAX) {
426 G4double lightFrontRadius = (fEndTime - fD 219 G4double lightFrontRadius = (fEndTime - fDisplayLightFrontT) * c_light;
427 if (lightFrontRadius > 0.) { 220 if (lightFrontRadius > 0.) {
428 G4Point3D lightFrontCentre(fDisplayLight 221 G4Point3D lightFrontCentre(fDisplayLightFrontX, fDisplayLightFrontY, fDisplayLightFrontZ);
429 G4Point3D circleCentre = lightFrontCentr 222 G4Point3D circleCentre = lightFrontCentre;
430 G4double circleRadius = lightFrontRadius 223 G4double circleRadius = lightFrontRadius;
431 if (fVP.GetFieldHalfAngle() > 0.) { 224 if (fVP.GetFieldHalfAngle() > 0.) {
432 // Perspective view. Find horizon cen << 225 // Perspective view. Find horizon centre and radius...
433 G4Point3D targetPoint = fSceneHandler. << 226 G4Point3D targetPoint = fSceneHandler.GetScene()->GetStandardTargetPoint() +
434 fVP.GetCurrentTargetPoint(); << 227 fVP.GetCurrentTargetPoint();
435 G4double sceneRadius = fSceneHandler.G << 228 G4double sceneRadius = fSceneHandler.GetScene()->GetExtent().GetExtentRadius();
436 if(sceneRadius <= 0.) sceneRadius = 1. << 229 if(sceneRadius <= 0.) sceneRadius = 1.;
437 G4double cameraDistance = fVP.GetCamer << 230 G4double cameraDistance = fVP.GetCameraDistance(sceneRadius);
438 G4Point3D cameraPosition = targetPoint << 231 G4Point3D cameraPosition = targetPoint + cameraDistance * fVP.GetViewpointDirection().unit();
439 G4Vector3D lightFrontToCameraDirection << 232 G4Vector3D lightFrontToCameraDirection = cameraPosition - lightFrontCentre;
440 G4double lightFrontCentreDistance = li << 233 G4double lightFrontCentreDistance = lightFrontToCameraDirection.mag();
441 /* << 234 /*
442 G4cout << "cameraPosition: " << camer << 235 G4cout << "cameraPosition: " << cameraPosition
443 << ", lightFrontCentre: " << lightFro << 236 << ", lightFrontCentre: " << lightFrontCentre
444 << ", lightFrontRadius: " << lightFro << 237 << ", lightFrontRadius: " << lightFrontRadius
445 << ", lightFrontCentreDistance: " << << 238 << ", lightFrontCentreDistance: " << lightFrontCentreDistance
446 << ", dot: " << lightFrontToCameraDir << 239 << ", dot: " << lightFrontToCameraDirection * fVP.GetViewpointDirection()
447 << G4endl; << 240 << G4endl;
448 */ << 241 */
449 if (lightFrontToCameraDirection * fVP. << 242 if (lightFrontToCameraDirection * fVP.GetViewpointDirection() > 0. && lightFrontRadius < lightFrontCentreDistance) {
450 // Light front in front of camera... << 243 // Light front in front of camera...
451 G4double sineHorizonAngle = lightFro << 244 G4double sineHorizonAngle = lightFrontRadius / lightFrontCentreDistance;
452 circleCentre = lightFrontCentre + (l << 245 circleCentre = lightFrontCentre + (lightFrontRadius * sineHorizonAngle) * lightFrontToCameraDirection.unit();
453 circleRadius = lightFrontRadius * st << 246 circleRadius = lightFrontRadius * std::sqrt(1. - std::pow(sineHorizonAngle, 2));
454 /* << 247 /*
455 G4cout << "sineHorizonAngle: " << s << 248 G4cout << "sineHorizonAngle: " << sineHorizonAngle
456 << ", circleCentre: " << circleCent << 249 << ", circleCentre: " << circleCentre
457 << ", circleRadius: " << circleRadi << 250 << ", circleRadius: " << circleRadius
458 << G4endl; << 251 << G4endl;
459 */ << 252 */
460 } else { << 253 } else {
461 circleRadius = -1.; << 254 circleRadius = -1.;
462 } << 255 }
463 } 256 }
464 if (circleRadius > 0.) { 257 if (circleRadius > 0.) {
465 G4Circle lightFront(circleCentre); << 258 G4Circle lightFront(circleCentre);
466 lightFront.SetWorldRadius(circleRadius << 259 lightFront.SetWorldRadius(circleRadius);
467 G4VisAttributes visAtts(G4Colour << 260 glColor3d(fDisplayLightFrontRed,
468 (fDisplayLightFrontRed, << 261 fDisplayLightFrontGreen,
469 fDisplayLightFrontGreen, << 262 fDisplayLightFrontBlue);
470 fDisplayLightFrontBlue)); << 263 static_cast<G4OpenGLSceneHandler&>(fSceneHandler).
471 lightFront.SetVisAttributes(visAtts); << 264 G4OpenGLSceneHandler::AddPrimitive(lightFront);
472 AddPrimitiveForASingleFrame(lightFront <<
473 } 265 }
474 } 266 }
475 } 267 }
476 } 268 }
477 269
478 void G4OpenGLStoredViewer::AddPrimitiveForASin << 270 #endif
479 { <<
480 // We don't want this to get into a display <<
481 // use the fMemoryForDisplayLists flag. <<
482 fG4OpenGLStoredSceneHandler.fDoNotUseDisplay <<
483 fG4OpenGLStoredSceneHandler.G4OpenGLStoredSc <<
484 fG4OpenGLStoredSceneHandler.fDoNotUseDisplay <<
485 } <<
486 <<
487 void G4OpenGLStoredViewer::AddPrimitiveForASin <<
488 { <<
489 // We don't want this to get into a display <<
490 // use the fMemoryForDisplayLists flag. <<
491 fG4OpenGLStoredSceneHandler.fDoNotUseDisplay <<
492 fG4OpenGLStoredSceneHandler.G4OpenGLStoredSc <<
493 fG4OpenGLStoredSceneHandler.fDoNotUseDisplay <<
494 } <<
495 271