[529] | 1 | // |
---|
| 2 | // ******************************************************************** |
---|
| 3 | // * License and Disclaimer * |
---|
| 4 | // * * |
---|
| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
---|
| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
---|
| 7 | // * conditions of the Geant4 Software License, included in the file * |
---|
| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
---|
| 9 | // * include a list of copyright holders. * |
---|
| 10 | // * * |
---|
| 11 | // * Neither the authors of this software system, nor their employing * |
---|
| 12 | // * institutes,nor the agencies providing financial support for this * |
---|
| 13 | // * work make any representation or warranty, express or implied, * |
---|
| 14 | // * regarding this software system or assume any liability for its * |
---|
| 15 | // * use. Please see the license in the file LICENSE and URL above * |
---|
| 16 | // * for the full disclaimer and the limitation of liability. * |
---|
| 17 | // * * |
---|
| 18 | // * This code implementation is the result of the scientific and * |
---|
| 19 | // * technical work of the GEANT4 collaboration. * |
---|
| 20 | // * By using, copying, modifying or distributing the software (or * |
---|
| 21 | // * any work based on the software) you agree to acknowledge its * |
---|
| 22 | // * use in resulting scientific publications, and indicate your * |
---|
| 23 | // * acceptance of all terms of the Geant4 Software license. * |
---|
| 24 | // ******************************************************************** |
---|
| 25 | // |
---|
| 26 | // |
---|
[935] | 27 | // $Id: G4OpenGLSceneHandler.cc,v 1.55 2009/03/03 14:51:29 lgarnier Exp $ |
---|
[877] | 28 | // GEANT4 tag $Name: $ |
---|
[529] | 29 | // |
---|
| 30 | // |
---|
| 31 | // Andrew Walkden 27th March 1996 |
---|
| 32 | // OpenGL stored scene - creates OpenGL display lists. |
---|
| 33 | // OpenGL immediate scene - draws immediately to buffer |
---|
| 34 | // (saving space on server). |
---|
| 35 | |
---|
| 36 | #ifdef G4VIS_BUILD_OPENGL_DRIVER |
---|
| 37 | |
---|
| 38 | // Included here - problems with HP compiler if not before other includes? |
---|
| 39 | #include "G4NURBS.hh" |
---|
| 40 | |
---|
| 41 | // Here follows a special for Mesa, the OpenGL emulator. Does not affect |
---|
| 42 | // other OpenGL's, as far as I'm aware. John Allison 18/9/96. |
---|
| 43 | #define CENTERLINE_CLPP /* CenterLine C++ workaround: */ |
---|
| 44 | // Also seems to be required for HP's CC and AIX xlC, at least. |
---|
| 45 | |
---|
[1113] | 46 | |
---|
| 47 | // FIXME : L.Garnier 22 Sept 09 |
---|
| 48 | // This include should be the first, because we should include |
---|
| 49 | // qobject.h first. I don't know why, but on macOSX 10.5.8, if |
---|
| 50 | // we do not, it says : |
---|
| 51 | // /Library/Frameworks/QtCore.framework/Headers/qglobal.h:1895: error: redefinition of âclass QTypeInfo<char>â |
---|
| 52 | // /Library/Frameworks/QtCore.framework/Headers/qglobal.h:1894: error: previous definition of âclass QTypeInfo<char>â |
---|
| 53 | |
---|
[1116] | 54 | #include <qobject.h> |
---|
[1113] | 55 | #include "G4OpenGLQtViewer.hh" |
---|
[529] | 56 | #include "G4OpenGLSceneHandler.hh" |
---|
| 57 | #include "G4OpenGLViewer.hh" |
---|
| 58 | #include "G4OpenGLFontBaseStore.hh" |
---|
| 59 | #include "G4OpenGLTransform3D.hh" |
---|
| 60 | #include "G4Point3D.hh" |
---|
| 61 | #include "G4Normal3D.hh" |
---|
| 62 | #include "G4Transform3D.hh" |
---|
| 63 | #include "G4Polyline.hh" |
---|
[593] | 64 | #include "G4Polymarker.hh" |
---|
[529] | 65 | #include "G4Text.hh" |
---|
| 66 | #include "G4Circle.hh" |
---|
| 67 | #include "G4Square.hh" |
---|
| 68 | #include "G4VMarker.hh" |
---|
| 69 | #include "G4Polyhedron.hh" |
---|
| 70 | #include "G4VisAttributes.hh" |
---|
| 71 | #include "G4PhysicalVolumeModel.hh" |
---|
| 72 | #include "G4VPhysicalVolume.hh" |
---|
| 73 | #include "G4LogicalVolume.hh" |
---|
| 74 | #include "G4VSolid.hh" |
---|
| 75 | #include "G4Scene.hh" |
---|
| 76 | #include "G4VisExtent.hh" |
---|
[593] | 77 | #include "G4AttHolder.hh" |
---|
[529] | 78 | |
---|
| 79 | G4OpenGLSceneHandler::G4OpenGLSceneHandler (G4VGraphicsSystem& system, |
---|
| 80 | G4int id, |
---|
| 81 | const G4String& name): |
---|
[593] | 82 | G4VSceneHandler (system, id, name), |
---|
| 83 | fPickName(0), |
---|
[688] | 84 | fProcessing2D (false), |
---|
[593] | 85 | fProcessingPolymarker(false) |
---|
[1049] | 86 | { |
---|
| 87 | #ifdef G4DEBUG_VIS_OGL |
---|
| 88 | printf("INIT G4OpenGLSceneHandler (after G4OpenGLSceneHandler G4VSceneHandler (system, id, name)\n"); |
---|
| 89 | #endif |
---|
| 90 | } |
---|
[529] | 91 | |
---|
| 92 | G4OpenGLSceneHandler::~G4OpenGLSceneHandler () |
---|
| 93 | { |
---|
| 94 | ClearStore (); |
---|
| 95 | } |
---|
| 96 | |
---|
| 97 | const GLubyte G4OpenGLSceneHandler::fStippleMaskHashed [128] = { |
---|
| 98 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 99 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 100 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 101 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 102 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 103 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 104 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 105 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 106 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 107 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 108 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 109 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 110 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 111 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 112 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55, |
---|
| 113 | 0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55 |
---|
| 114 | }; |
---|
| 115 | |
---|
[593] | 116 | void G4OpenGLSceneHandler::ClearAndDestroyAtts() |
---|
| 117 | { |
---|
| 118 | std::map<GLuint, G4AttHolder*>::iterator i; |
---|
| 119 | for (i = fPickMap.begin(); i != fPickMap.end(); ++i) delete i->second; |
---|
| 120 | fPickMap.clear(); |
---|
| 121 | } |
---|
| 122 | |
---|
| 123 | void G4OpenGLSceneHandler::PreAddSolid |
---|
| 124 | (const G4Transform3D& objectTransformation, |
---|
| 125 | const G4VisAttributes& visAttribs) |
---|
| 126 | { |
---|
| 127 | G4VSceneHandler::PreAddSolid (objectTransformation, visAttribs); |
---|
| 128 | } |
---|
| 129 | |
---|
| 130 | void G4OpenGLSceneHandler::BeginPrimitives |
---|
| 131 | (const G4Transform3D& objectTransformation) |
---|
| 132 | { |
---|
| 133 | G4VSceneHandler::BeginPrimitives (objectTransformation); |
---|
| 134 | } |
---|
| 135 | |
---|
| 136 | void G4OpenGLSceneHandler::EndPrimitives () |
---|
| 137 | { |
---|
| 138 | G4VSceneHandler::EndPrimitives (); |
---|
| 139 | } |
---|
| 140 | |
---|
[688] | 141 | void G4OpenGLSceneHandler::BeginPrimitives2D |
---|
| 142 | (const G4Transform3D& objectTransformation) |
---|
[593] | 143 | { |
---|
[688] | 144 | G4VSceneHandler::BeginPrimitives2D (objectTransformation); |
---|
| 145 | fProcessing2D = true; |
---|
[593] | 146 | } |
---|
| 147 | |
---|
| 148 | void G4OpenGLSceneHandler::EndPrimitives2D () |
---|
| 149 | { |
---|
[688] | 150 | fProcessing2D = false; |
---|
[593] | 151 | G4VSceneHandler::EndPrimitives2D (); |
---|
| 152 | } |
---|
| 153 | |
---|
[529] | 154 | const G4Polyhedron* G4OpenGLSceneHandler::CreateSectionPolyhedron () |
---|
| 155 | { |
---|
| 156 | // Clipping done in G4OpenGLViewer::SetView. |
---|
| 157 | return 0; |
---|
| 158 | |
---|
| 159 | // But...OpenGL no longer seems to reconstruct clipped edges, so, |
---|
| 160 | // when the BooleanProcessor is up to it, abandon this and use |
---|
| 161 | // generic clipping in G4VSceneHandler::CreateSectionPolyhedron... |
---|
| 162 | // return G4VSceneHandler::CreateSectionPolyhedron(); |
---|
| 163 | } |
---|
| 164 | |
---|
| 165 | const G4Polyhedron* G4OpenGLSceneHandler::CreateCutawayPolyhedron () |
---|
| 166 | { |
---|
| 167 | // Cutaway done in G4OpenGLViewer::SetView. |
---|
| 168 | return 0; |
---|
| 169 | |
---|
| 170 | // But...if not, when the BooleanProcessor is up to it... |
---|
| 171 | // return G4VSceneHandler::CreateCutawayPolyhedron(); |
---|
| 172 | } |
---|
| 173 | |
---|
| 174 | void G4OpenGLSceneHandler::AddPrimitive (const G4Polyline& line) |
---|
| 175 | { |
---|
| 176 | G4int nPoints = line.size (); |
---|
| 177 | if (nPoints <= 0) return; |
---|
| 178 | |
---|
[593] | 179 | // Loads G4Atts for picking... |
---|
| 180 | if (fpViewer->GetViewParameters().IsPicking()) { |
---|
| 181 | G4AttHolder* holder = new G4AttHolder; |
---|
| 182 | LoadAtts(line, holder); |
---|
| 183 | fPickMap[fPickName] = holder; |
---|
| 184 | } |
---|
| 185 | |
---|
[529] | 186 | // Note: colour treated in sub-class. |
---|
| 187 | |
---|
| 188 | if (fpViewer -> GetViewParameters ().IsMarkerNotHidden ()) |
---|
| 189 | glDisable (GL_DEPTH_TEST); |
---|
| 190 | else {glEnable (GL_DEPTH_TEST); glDepthFunc (GL_LESS);} |
---|
| 191 | |
---|
| 192 | glDisable (GL_LIGHTING); |
---|
| 193 | |
---|
[593] | 194 | // Get vis attributes - pick up defaults if none. |
---|
| 195 | const G4VisAttributes* pVA = |
---|
| 196 | fpViewer -> GetApplicableVisAttributes (line.GetVisAttributes ()); |
---|
| 197 | |
---|
| 198 | G4double lineWidth = GetLineWidth(pVA); |
---|
[529] | 199 | glLineWidth(lineWidth); |
---|
| 200 | |
---|
| 201 | glBegin (GL_LINE_STRIP); |
---|
| 202 | for (G4int iPoint = 0; iPoint < nPoints; iPoint++) { |
---|
| 203 | G4double x, y, z; |
---|
| 204 | x = line[iPoint].x(); |
---|
| 205 | y = line[iPoint].y(); |
---|
| 206 | z = line[iPoint].z(); |
---|
| 207 | glVertex3d (x, y, z); |
---|
| 208 | } |
---|
| 209 | glEnd (); |
---|
| 210 | } |
---|
| 211 | |
---|
[593] | 212 | void G4OpenGLSceneHandler::AddPrimitive (const G4Polymarker& polymarker) |
---|
| 213 | { |
---|
| 214 | G4int nPoints = polymarker.size (); |
---|
| 215 | if (nPoints <= 0) return; |
---|
| 216 | |
---|
| 217 | fProcessingPolymarker = true; |
---|
| 218 | |
---|
| 219 | // Loads G4Atts for picking... |
---|
| 220 | if (fpViewer->GetViewParameters().IsPicking()) { |
---|
| 221 | G4AttHolder* holder = new G4AttHolder; |
---|
| 222 | LoadAtts(polymarker, holder); |
---|
| 223 | fPickMap[fPickName] = holder; |
---|
| 224 | } |
---|
| 225 | |
---|
| 226 | switch (polymarker.GetMarkerType()) { |
---|
| 227 | default: |
---|
| 228 | case G4Polymarker::dots: |
---|
| 229 | { |
---|
| 230 | for (size_t iPoint = 0; iPoint < polymarker.size (); iPoint++) { |
---|
| 231 | G4Circle dot (polymarker); |
---|
| 232 | dot.SetPosition (polymarker[iPoint]); |
---|
| 233 | dot.SetWorldSize (0.); |
---|
| 234 | dot.SetScreenSize (0.1); // Very small circle. |
---|
| 235 | G4OpenGLSceneHandler::AddPrimitive (dot); |
---|
| 236 | } |
---|
| 237 | } |
---|
| 238 | break; |
---|
| 239 | case G4Polymarker::circles: |
---|
| 240 | { |
---|
| 241 | for (size_t iPoint = 0; iPoint < polymarker.size (); iPoint++) { |
---|
| 242 | G4Circle circle (polymarker); |
---|
| 243 | circle.SetPosition (polymarker[iPoint]); |
---|
| 244 | G4OpenGLSceneHandler::AddPrimitive (circle); |
---|
| 245 | } |
---|
| 246 | } |
---|
| 247 | break; |
---|
| 248 | case G4Polymarker::squares: |
---|
| 249 | { |
---|
| 250 | for (size_t iPoint = 0; iPoint < polymarker.size (); iPoint++) { |
---|
| 251 | G4Square square (polymarker); |
---|
| 252 | square.SetPosition (polymarker[iPoint]); |
---|
| 253 | G4OpenGLSceneHandler::AddPrimitive (square); |
---|
| 254 | } |
---|
| 255 | } |
---|
| 256 | break; |
---|
| 257 | } |
---|
| 258 | |
---|
| 259 | fProcessingPolymarker = false; |
---|
| 260 | } |
---|
| 261 | |
---|
[529] | 262 | void G4OpenGLSceneHandler::AddPrimitive (const G4Text& text) { |
---|
| 263 | |
---|
[1113] | 264 | #ifdef G4DEBUG_VIS_OGL |
---|
| 265 | printf ("G4OpenGLSceneHandler::AddPrimitives TEXT\n"); |
---|
| 266 | #endif |
---|
[593] | 267 | // Loads G4Atts for picking... |
---|
| 268 | if (fpViewer->GetViewParameters().IsPicking()) { |
---|
[1113] | 269 | #ifdef G4DEBUG_VIS_OGL |
---|
| 270 | printf ("G4OpenGLSceneHandler::AddPrimitives PICKING\n"); |
---|
| 271 | #endif |
---|
[593] | 272 | G4AttHolder* holder = new G4AttHolder; |
---|
| 273 | LoadAtts(text, holder); |
---|
| 274 | fPickMap[fPickName] = holder; |
---|
| 275 | } |
---|
| 276 | |
---|
[529] | 277 | const G4Colour& c = GetTextColour (text); // Picks up default if none. |
---|
| 278 | MarkerSizeType sizeType; |
---|
| 279 | G4double size = GetMarkerSize (text, sizeType); |
---|
| 280 | G4ThreeVector position (text.GetPosition ()); |
---|
| 281 | G4String textString = text.GetText(); |
---|
| 282 | |
---|
[1113] | 283 | #ifdef G4DEBUG_VIS_OGL |
---|
| 284 | printf ("G4OpenGLSceneHandler::AddPrimitives TEXT -%s-X:%f Y:%f Z:%f- - Red:%f Green:%f Blue:%f--\n",textString.c_str(),position.x(),position.y(),position.z(),c.GetRed (), c.GetGreen (), c.GetBlue ()); |
---|
| 285 | #endif |
---|
| 286 | |
---|
[529] | 287 | G4int font_base = G4OpenGLFontBaseStore::GetFontBase(fpViewer,size); |
---|
[1113] | 288 | #ifdef G4DEBUG_VIS_OGL |
---|
| 289 | printf ("G4OpenGLSceneHandler::AddPrimitives getFontBase ?size=%f-recu:%d-\n",size,font_base); |
---|
| 290 | #endif |
---|
[529] | 291 | if (font_base < 0) { |
---|
[1113] | 292 | #ifdef G4DEBUG_VIS_OGL |
---|
| 293 | printf ("G4OpenGLSceneHandler::AddPrimitives NO FONT BASE--\n"); |
---|
| 294 | #endif |
---|
| 295 | |
---|
| 296 | #ifdef G4DEBUG_VIS_OGL |
---|
| 297 | printf ("G4OpenGLSceneHandler::AddPrimitives SPECIAL CASE\n"); |
---|
| 298 | #endif |
---|
| 299 | G4OpenGLQtViewer* oGLSQtViewer = dynamic_cast<G4OpenGLQtViewer*>(fpViewer); |
---|
| 300 | if (oGLSQtViewer) { |
---|
| 301 | // FIXME : No font for the moment |
---|
| 302 | const char* textCString = textString.c_str(); |
---|
| 303 | oGLSQtViewer->drawText(textCString,position.x(),position.y(),position.z(),size); |
---|
| 304 | } |
---|
[529] | 305 | static G4int callCount = 0; |
---|
| 306 | ++callCount; |
---|
| 307 | if (callCount <= 10 || callCount%100 == 0) { |
---|
[1113] | 308 | |
---|
| 309 | |
---|
| 310 | |
---|
[529] | 311 | G4cout << |
---|
| 312 | "G4OpenGLSceneHandler::AddPrimitive (const G4Text&) call count " |
---|
| 313 | << callCount << |
---|
| 314 | "\n No fonts available." |
---|
| 315 | "\n Called with text \"" |
---|
| 316 | << text.GetText () |
---|
| 317 | << "\"\n at " << position |
---|
| 318 | << ", size " << size |
---|
| 319 | << ", offsets " << text.GetXOffset () << ", " << text.GetYOffset () |
---|
| 320 | << ", type " << G4int(sizeType) |
---|
| 321 | << ", colour " << c |
---|
| 322 | << G4endl; |
---|
| 323 | } |
---|
| 324 | return; |
---|
| 325 | } |
---|
| 326 | const char* textCString = textString.c_str(); |
---|
| 327 | glColor3d (c.GetRed (), c.GetGreen (), c.GetBlue ()); |
---|
[1113] | 328 | G4OpenGLQtViewer* oGLSQtViewer = dynamic_cast<G4OpenGLQtViewer*>(fpViewer); |
---|
| 329 | |
---|
| 330 | if (oGLSQtViewer) { |
---|
| 331 | // FIXME : No font for the moment |
---|
| 332 | oGLSQtViewer->drawText(textCString,position.x(),position.y(),position.z(),size); |
---|
| 333 | } else { |
---|
| 334 | glDisable (GL_DEPTH_TEST); |
---|
| 335 | glDisable (GL_LIGHTING); |
---|
| 336 | |
---|
| 337 | glRasterPos3d(position.x(),position.y(),position.z()); |
---|
| 338 | // No action on offset or layout at present. |
---|
| 339 | glPushAttrib(GL_LIST_BIT); |
---|
| 340 | glListBase(font_base); |
---|
| 341 | glCallLists(strlen(textCString), GL_UNSIGNED_BYTE, (GLubyte *)textCString); |
---|
| 342 | glPopAttrib(); |
---|
| 343 | } |
---|
| 344 | // ////////////// |
---|
| 345 | // makeCurrent(); |
---|
| 346 | // glPushAttrib(GL_LIST_BIT | GL_CURRENT_BIT | GL_COLOR_BUFFER_BIT); |
---|
| 347 | // glRasterPos3d(x, y, z); |
---|
| 348 | // glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
---|
| 349 | // glEnable(GL_BLEND); |
---|
| 350 | // glListBase(fontDisplayListBase(fnt, listBase)); |
---|
| 351 | // glCallLists(str.length(), GL_UNSIGNED_BYTE, str.local8Bit()); |
---|
| 352 | // glPopAttrib(); |
---|
| 353 | // ////////////// |
---|
[529] | 354 | |
---|
[1113] | 355 | #ifdef G4DEBUG_VIS_OGL |
---|
| 356 | printf ("G4OpenGLSceneHandler::AddPrimitives TEXT\n"); |
---|
| 357 | #endif |
---|
[529] | 358 | } |
---|
| 359 | |
---|
| 360 | void G4OpenGLSceneHandler::AddPrimitive (const G4Circle& circle) { |
---|
| 361 | glEnable (GL_POINT_SMOOTH); |
---|
[593] | 362 | AddCircleSquare (circle, G4OpenGLBitMapStore::circle); |
---|
[529] | 363 | } |
---|
| 364 | |
---|
| 365 | void G4OpenGLSceneHandler::AddPrimitive (const G4Square& square) { |
---|
| 366 | glDisable (GL_POINT_SMOOTH); |
---|
[593] | 367 | AddCircleSquare (square, G4OpenGLBitMapStore::square); |
---|
[529] | 368 | } |
---|
| 369 | |
---|
| 370 | void G4OpenGLSceneHandler::AddCircleSquare |
---|
| 371 | (const G4VMarker& marker, |
---|
[593] | 372 | G4OpenGLBitMapStore::Shape shape) { |
---|
[529] | 373 | |
---|
[593] | 374 | if (!fProcessingPolymarker) { // Polymarker has already loaded atts. |
---|
| 375 | // Loads G4Atts for picking... |
---|
| 376 | if (fpViewer->GetViewParameters().IsPicking()) { |
---|
| 377 | G4AttHolder* holder = new G4AttHolder; |
---|
| 378 | LoadAtts(marker, holder); |
---|
| 379 | fPickMap[fPickName] = holder; |
---|
| 380 | } |
---|
| 381 | } |
---|
| 382 | |
---|
[529] | 383 | // Note: colour treated in sub-class. |
---|
| 384 | |
---|
| 385 | if (fpViewer -> GetViewParameters ().IsMarkerNotHidden ()) |
---|
| 386 | glDisable (GL_DEPTH_TEST); |
---|
| 387 | else {glEnable (GL_DEPTH_TEST); glDepthFunc (GL_LESS);} |
---|
| 388 | |
---|
| 389 | glDisable (GL_LIGHTING); |
---|
| 390 | |
---|
[593] | 391 | // Get vis attributes - pick up defaults if none. |
---|
| 392 | const G4VisAttributes* pVA = |
---|
| 393 | fpViewer -> GetApplicableVisAttributes (marker.GetVisAttributes ()); |
---|
| 394 | |
---|
| 395 | G4double lineWidth = GetLineWidth(pVA); |
---|
[529] | 396 | glLineWidth(lineWidth); |
---|
| 397 | |
---|
| 398 | G4VMarker::FillStyle style = marker.GetFillStyle(); |
---|
[593] | 399 | |
---|
| 400 | G4bool filled = false; |
---|
| 401 | static G4bool hashedWarned = false; |
---|
[529] | 402 | |
---|
| 403 | switch (style) { |
---|
| 404 | case G4VMarker::noFill: |
---|
| 405 | glPolygonMode (GL_FRONT_AND_BACK, GL_LINE); |
---|
[593] | 406 | filled = false; |
---|
[529] | 407 | break; |
---|
| 408 | |
---|
| 409 | case G4VMarker::hashed: |
---|
[593] | 410 | if (!hashedWarned) { |
---|
| 411 | G4cout << "Hashed fill style in G4OpenGLSceneHandler." |
---|
| 412 | << "\n Not implemented. Using G4VMarker::filled." |
---|
| 413 | << G4endl; |
---|
| 414 | hashedWarned = true; |
---|
| 415 | } |
---|
| 416 | // Maybe use |
---|
| 417 | //glPolygonStipple (fStippleMaskHashed); |
---|
| 418 | // Drop through to filled... |
---|
[529] | 419 | |
---|
| 420 | case G4VMarker::filled: |
---|
| 421 | glPolygonMode (GL_FRONT_AND_BACK, GL_FILL); |
---|
[593] | 422 | filled = true; |
---|
[529] | 423 | break; |
---|
| 424 | |
---|
| 425 | } |
---|
| 426 | |
---|
| 427 | // A few useful quantities... |
---|
| 428 | G4Point3D centre = marker.GetPosition(); |
---|
| 429 | MarkerSizeType sizeType; |
---|
| 430 | G4double size = GetMarkerSize(marker, sizeType); |
---|
| 431 | |
---|
[593] | 432 | // Draw... |
---|
[931] | 433 | if (sizeType == world) { // Size specified in world coordinates. |
---|
[935] | 434 | |
---|
[931] | 435 | DrawXYPolygon (shape, size, centre, pVA); |
---|
[529] | 436 | |
---|
[931] | 437 | } else { // Size specified in screen (window) coordinates. |
---|
[1009] | 438 | glPointSize (size); |
---|
[933] | 439 | glBegin (GL_POINTS); |
---|
| 440 | glVertex3f(centre.x(),centre.y(),centre.z()); |
---|
| 441 | glEnd(); |
---|
| 442 | //Antialiasing |
---|
| 443 | glEnable (GL_POINT_SMOOTH); |
---|
| 444 | //Transparency |
---|
| 445 | glEnable(GL_BLEND); |
---|
| 446 | glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
---|
[935] | 447 | |
---|
| 448 | // L. GARNIER 1 March 2009 |
---|
| 449 | // Old method, we draw a bitmap instead of a GL_POINT. |
---|
| 450 | // I remove it because it cost in term of computing performances |
---|
| 451 | // and gl2ps can't draw bitmaps |
---|
| 452 | |
---|
| 453 | // glRasterPos3d(centre.x(),centre.y(),centre.z()); |
---|
| 454 | // const GLubyte* marker = |
---|
| 455 | // G4OpenGLBitMapStore::GetBitMap(shape, size, filled); |
---|
| 456 | // glPixelStorei(GL_UNPACK_ALIGNMENT, 1); |
---|
| 457 | // glBitmap(GLsizei(size), GLsizei(size), size/2., size/2., 0., 0., marker); |
---|
[931] | 458 | } |
---|
[529] | 459 | } |
---|
| 460 | |
---|
[593] | 461 | void G4OpenGLSceneHandler::DrawXYPolygon |
---|
| 462 | (G4OpenGLBitMapStore::Shape shape, |
---|
| 463 | G4double size, |
---|
[529] | 464 | const G4Point3D& centre, |
---|
[593] | 465 | const G4VisAttributes* pApplicableVisAtts) |
---|
| 466 | { |
---|
| 467 | G4int nSides; |
---|
| 468 | G4double startPhi; |
---|
| 469 | if (shape == G4OpenGLBitMapStore::circle) { |
---|
| 470 | nSides = GetNoOfSides(pApplicableVisAtts); |
---|
| 471 | startPhi = 0.; |
---|
| 472 | } else { |
---|
| 473 | nSides = 4; |
---|
| 474 | startPhi = -pi / 4.; |
---|
[529] | 475 | } |
---|
| 476 | |
---|
| 477 | const G4Vector3D& viewpointDirection = |
---|
| 478 | fpViewer -> GetViewParameters().GetViewpointDirection(); |
---|
| 479 | const G4Vector3D& up = fpViewer->GetViewParameters().GetUpVector(); |
---|
| 480 | const G4double dPhi = twopi / nSides; |
---|
| 481 | const G4double radius = size / 2.; |
---|
| 482 | G4Vector3D start = radius * (up.cross(viewpointDirection)).unit(); |
---|
| 483 | G4double phi; |
---|
| 484 | G4int i; |
---|
[593] | 485 | |
---|
[529] | 486 | glBegin (GL_POLYGON); |
---|
[593] | 487 | for (i = 0, phi = startPhi; i < nSides; i++, phi += dPhi) { |
---|
[529] | 488 | G4Vector3D r = start; r.rotate(phi, viewpointDirection); |
---|
| 489 | G4Vector3D p = centre + r; |
---|
| 490 | glVertex3d (p.x(), p.y(), p.z()); |
---|
| 491 | } |
---|
| 492 | glEnd (); |
---|
| 493 | } |
---|
| 494 | |
---|
[593] | 495 | void G4OpenGLSceneHandler::AddPrimitive (const G4Scale& scale) |
---|
| 496 | { |
---|
| 497 | G4VSceneHandler::AddPrimitive(scale); |
---|
| 498 | } |
---|
| 499 | |
---|
[529] | 500 | //Method for handling G4Polyhedron objects for drawing solids. |
---|
| 501 | void G4OpenGLSceneHandler::AddPrimitive (const G4Polyhedron& polyhedron) { |
---|
| 502 | // Assume all facets are planar convex quadrilaterals. |
---|
| 503 | // Draw each facet individually |
---|
[1113] | 504 | #ifdef G4DEBUG_VIS_OGL |
---|
| 505 | printf ("G4OpenGLSceneHandler::AddPrimitives BEGIN poly\n"); |
---|
| 506 | #endif |
---|
[529] | 507 | if (polyhedron.GetNoFacets() == 0) return; |
---|
[1113] | 508 | #ifdef G4DEBUG_VIS_OGL |
---|
| 509 | printf ("G4OpenGLSceneHandler::AddPrimitives BEGIN 2 poly %d ++ %d\n",fpViewer,fpViewer->GetViewParameters().IsPicking()); |
---|
| 510 | #endif |
---|
[529] | 511 | |
---|
[593] | 512 | // Loads G4Atts for picking... |
---|
| 513 | if (fpViewer->GetViewParameters().IsPicking()) { |
---|
| 514 | G4AttHolder* holder = new G4AttHolder; |
---|
[1036] | 515 | const G4Visible vis; |
---|
[1113] | 516 | #ifdef G4DEBUG_VIS_OGL |
---|
| 517 | printf ("G4OpenGLSceneHandler::AddPrimitives poly %d\n",&polyhedron); |
---|
| 518 | #endif |
---|
| 519 | LoadAtts(polyhedron, holder); |
---|
[1036] | 520 | // LoadAtts(polyhedron, holder); |
---|
[593] | 521 | fPickMap[fPickName] = holder; |
---|
| 522 | } |
---|
| 523 | |
---|
[529] | 524 | // Get vis attributes - pick up defaults if none. |
---|
| 525 | const G4VisAttributes* pVA = |
---|
| 526 | fpViewer -> GetApplicableVisAttributes (polyhedron.GetVisAttributes ()); |
---|
| 527 | |
---|
| 528 | // Get view parameters that the user can force through the vis |
---|
| 529 | // attributes, thereby over-riding the current view parameter. |
---|
| 530 | G4ViewParameters::DrawingStyle drawing_style = GetDrawingStyle (pVA); |
---|
| 531 | |
---|
| 532 | //Get colour, etc... |
---|
| 533 | G4bool transparency_enabled = true; |
---|
| 534 | G4OpenGLViewer* pViewer = dynamic_cast<G4OpenGLViewer*>(fpViewer); |
---|
| 535 | if (pViewer) transparency_enabled = pViewer->transparency_enabled; |
---|
[593] | 536 | const G4Colour& c = pVA->GetColour(); |
---|
[529] | 537 | GLfloat materialColour [4]; |
---|
| 538 | materialColour [0] = c.GetRed (); |
---|
| 539 | materialColour [1] = c.GetGreen (); |
---|
| 540 | materialColour [2] = c.GetBlue (); |
---|
| 541 | if (transparency_enabled) { |
---|
| 542 | materialColour [3] = c.GetAlpha (); |
---|
| 543 | } else { |
---|
| 544 | materialColour [3] = 1.; |
---|
| 545 | } |
---|
| 546 | |
---|
[593] | 547 | G4double lineWidth = GetLineWidth(pVA); |
---|
[529] | 548 | glLineWidth(lineWidth); |
---|
| 549 | |
---|
| 550 | GLfloat clear_colour[4]; |
---|
| 551 | glGetFloatv (GL_COLOR_CLEAR_VALUE, clear_colour); |
---|
| 552 | |
---|
| 553 | G4bool isAuxEdgeVisible = GetAuxEdgeVisible (pVA); |
---|
| 554 | |
---|
| 555 | G4bool clipping = pViewer->fVP.IsSection() || pViewer->fVP.IsCutaway(); |
---|
| 556 | |
---|
[754] | 557 | // Lighting disabled unless otherwise requested |
---|
| 558 | glDisable (GL_LIGHTING); |
---|
| 559 | |
---|
[529] | 560 | switch (drawing_style) { |
---|
| 561 | case (G4ViewParameters::hlhsr): |
---|
| 562 | // Set up as for hidden line removal but paint polygon faces later... |
---|
| 563 | case (G4ViewParameters::hlr): |
---|
| 564 | glEnable (GL_STENCIL_TEST); |
---|
| 565 | // The stencil buffer is cleared in G4OpenGLViewer::ClearView. |
---|
| 566 | // The procedure below leaves it clear. |
---|
| 567 | glStencilFunc (GL_ALWAYS, 0, 1); |
---|
| 568 | glStencilOp (GL_INVERT, GL_INVERT, GL_INVERT); |
---|
| 569 | glEnable (GL_DEPTH_TEST); |
---|
| 570 | glDepthFunc (GL_LEQUAL); |
---|
| 571 | if (materialColour[3] < 1.) { |
---|
| 572 | // Transparent... |
---|
| 573 | glDisable (GL_CULL_FACE); |
---|
| 574 | glPolygonMode (GL_FRONT_AND_BACK, GL_LINE); |
---|
| 575 | } else { |
---|
| 576 | // Opaque... |
---|
| 577 | if (clipping) { |
---|
| 578 | glDisable (GL_CULL_FACE); |
---|
| 579 | glPolygonMode (GL_FRONT_AND_BACK, GL_LINE); |
---|
| 580 | } else { |
---|
| 581 | glEnable (GL_CULL_FACE); |
---|
| 582 | glCullFace (GL_BACK); |
---|
| 583 | glPolygonMode (GL_FRONT, GL_LINE); |
---|
| 584 | } |
---|
| 585 | } |
---|
| 586 | glColor3d (c.GetRed (), c.GetGreen (), c.GetBlue ()); |
---|
| 587 | break; |
---|
| 588 | case (G4ViewParameters::hsr): |
---|
| 589 | glEnable (GL_DEPTH_TEST); |
---|
| 590 | glDepthFunc (GL_LEQUAL); |
---|
| 591 | if (materialColour[3] < 1.) { |
---|
| 592 | // Transparent... |
---|
| 593 | glDepthMask (0); // Make depth buffer read-only. |
---|
| 594 | glDisable (GL_CULL_FACE); |
---|
| 595 | glPolygonMode (GL_FRONT_AND_BACK, GL_FILL); |
---|
| 596 | glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, materialColour); |
---|
| 597 | } else { |
---|
| 598 | // Opaque... |
---|
| 599 | glDepthMask (1); // Make depth buffer writable (default). |
---|
| 600 | if (clipping) { |
---|
| 601 | glDisable (GL_CULL_FACE); |
---|
| 602 | glPolygonMode (GL_FRONT_AND_BACK, GL_FILL); |
---|
| 603 | } else { |
---|
| 604 | glEnable (GL_CULL_FACE); |
---|
| 605 | glCullFace (GL_BACK); |
---|
| 606 | glPolygonMode (GL_FRONT, GL_FILL); |
---|
| 607 | } |
---|
| 608 | glMaterialfv (GL_FRONT, GL_AMBIENT_AND_DIFFUSE, materialColour); |
---|
| 609 | } |
---|
[688] | 610 | if (!fProcessing2D) glEnable (GL_LIGHTING); |
---|
[529] | 611 | break; |
---|
| 612 | case (G4ViewParameters::wireframe): |
---|
| 613 | default: |
---|
| 614 | glEnable (GL_DEPTH_TEST); |
---|
| 615 | glDepthFunc (GL_LEQUAL); //??? was GL_ALWAYS |
---|
| 616 | glDisable (GL_CULL_FACE); |
---|
| 617 | glPolygonMode (GL_FRONT_AND_BACK, GL_LINE); |
---|
| 618 | glColor3d (c.GetRed (), c.GetGreen (), c.GetBlue ()); |
---|
| 619 | break; |
---|
| 620 | } |
---|
| 621 | |
---|
| 622 | //Loop through all the facets... |
---|
| 623 | glBegin (GL_QUADS); |
---|
| 624 | G4bool notLastFace; |
---|
| 625 | do { |
---|
| 626 | |
---|
| 627 | //First, find vertices, edgeflags and normals and note "not last facet"... |
---|
| 628 | G4Point3D vertex[4]; |
---|
| 629 | G4int edgeFlag[4]; |
---|
| 630 | G4Normal3D normals[4]; |
---|
| 631 | G4int n; |
---|
| 632 | notLastFace = polyhedron.GetNextFacet(n, vertex, edgeFlag, normals); |
---|
| 633 | |
---|
| 634 | //Loop through the four edges of each G4Facet... |
---|
| 635 | G4int edgeCount = 0; |
---|
| 636 | for(edgeCount = 0; edgeCount < n; ++edgeCount) { |
---|
| 637 | // Check to see if edge is visible or not... |
---|
| 638 | if (isAuxEdgeVisible) { |
---|
| 639 | edgeFlag[edgeCount] = 1; |
---|
| 640 | } |
---|
| 641 | if (edgeFlag[edgeCount] > 0) { |
---|
| 642 | glEdgeFlag (GL_TRUE); |
---|
| 643 | } else { |
---|
| 644 | glEdgeFlag (GL_FALSE); |
---|
| 645 | } |
---|
| 646 | glNormal3d (normals[edgeCount].x(), |
---|
| 647 | normals[edgeCount].y(), |
---|
| 648 | normals[edgeCount].z()); |
---|
| 649 | glVertex3d (vertex[edgeCount].x(), |
---|
| 650 | vertex[edgeCount].y(), |
---|
| 651 | vertex[edgeCount].z()); |
---|
| 652 | } |
---|
| 653 | // HepPolyhedron produces triangles too; in that case add an extra |
---|
| 654 | // vertex identical to first... |
---|
| 655 | if (n == 3) { |
---|
| 656 | edgeCount = 3; |
---|
| 657 | normals[edgeCount] = normals[0]; |
---|
| 658 | vertex[edgeCount] = vertex[0]; |
---|
| 659 | edgeFlag[edgeCount] = -1; |
---|
| 660 | glEdgeFlag (GL_FALSE); |
---|
| 661 | glNormal3d (normals[edgeCount].x(), |
---|
| 662 | normals[edgeCount].y(), |
---|
| 663 | normals[edgeCount].z()); |
---|
| 664 | glVertex3d (vertex[edgeCount].x(), |
---|
| 665 | vertex[edgeCount].y(), |
---|
| 666 | vertex[edgeCount].z()); |
---|
| 667 | } |
---|
| 668 | // Trap situation where number of edges is > 4... |
---|
| 669 | if (n > 4) { |
---|
| 670 | G4cerr << |
---|
| 671 | "G4OpenGLSceneHandler::AddPrimitive(G4Polyhedron): WARNING"; |
---|
| 672 | G4PhysicalVolumeModel* pPVModel = |
---|
| 673 | dynamic_cast<G4PhysicalVolumeModel*>(fpModel); |
---|
| 674 | if (pPVModel) { |
---|
| 675 | G4VPhysicalVolume* pCurrentPV = pPVModel->GetCurrentPV(); |
---|
| 676 | G4LogicalVolume* pCurrentLV = pPVModel->GetCurrentLV(); |
---|
| 677 | G4cerr << |
---|
| 678 | "\n Volume " << pCurrentPV->GetName() << |
---|
| 679 | ", Solid " << pCurrentLV->GetSolid()->GetName() << |
---|
| 680 | " (" << pCurrentLV->GetSolid()->GetEntityType(); |
---|
| 681 | } |
---|
| 682 | G4cerr<< |
---|
| 683 | "\n G4Polyhedron facet with " << n << " edges" << G4endl; |
---|
| 684 | } |
---|
| 685 | |
---|
| 686 | // Do it all over again (twice) for hlr... |
---|
| 687 | if (drawing_style == G4ViewParameters::hlr || |
---|
| 688 | drawing_style == G4ViewParameters::hlhsr) { |
---|
| 689 | |
---|
| 690 | glEnd (); // Placed here to balance glBegin above, allowing GL |
---|
| 691 | // state changes below, then glBegin again. Avoids |
---|
| 692 | // having glBegin/End pairs *inside* loop in the more |
---|
| 693 | // usual case of no hidden line removal. |
---|
| 694 | |
---|
[754] | 695 | // Lighting disabled unless otherwise requested |
---|
| 696 | glDisable (GL_LIGHTING); |
---|
| 697 | |
---|
[529] | 698 | // Draw through stencil... |
---|
| 699 | glStencilFunc (GL_EQUAL, 0, 1); |
---|
| 700 | glStencilOp (GL_KEEP, GL_KEEP, GL_KEEP); |
---|
| 701 | if (drawing_style == G4ViewParameters::hlhsr) { |
---|
[688] | 702 | if (!fProcessing2D) glEnable (GL_LIGHTING); |
---|
[529] | 703 | } |
---|
| 704 | glEnable (GL_DEPTH_TEST); |
---|
| 705 | glDepthFunc (GL_LEQUAL); |
---|
| 706 | if (materialColour[3] < 1.) { |
---|
| 707 | // Transparent... |
---|
| 708 | glDepthMask (0); // Make depth buffer read-only. |
---|
| 709 | glDisable (GL_CULL_FACE); |
---|
| 710 | glPolygonMode (GL_FRONT_AND_BACK, GL_FILL); |
---|
| 711 | } else { |
---|
| 712 | // Opaque... |
---|
| 713 | glDepthMask (1); // Make depth buffer writable (default). |
---|
| 714 | if (clipping) { |
---|
| 715 | glDisable (GL_CULL_FACE); |
---|
| 716 | glPolygonMode (GL_FRONT_AND_BACK, GL_FILL); |
---|
| 717 | } else { |
---|
| 718 | glEnable (GL_CULL_FACE); |
---|
| 719 | glCullFace (GL_BACK); |
---|
| 720 | glPolygonMode (GL_FRONT, GL_FILL); |
---|
| 721 | } |
---|
| 722 | } |
---|
| 723 | GLfloat* painting_colour; |
---|
| 724 | if (drawing_style == G4ViewParameters::hlr) { |
---|
| 725 | if (materialColour[3] < 1.) { |
---|
| 726 | // Transparent - don't paint... |
---|
| 727 | goto end_of_drawing_through_stencil; |
---|
| 728 | } |
---|
| 729 | painting_colour = clear_colour; |
---|
| 730 | } else { // drawing_style == G4ViewParameters::hlhsr |
---|
| 731 | painting_colour = materialColour; |
---|
| 732 | } |
---|
| 733 | if (materialColour[3] < 1.) { |
---|
| 734 | // Transparent... |
---|
| 735 | glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, painting_colour); |
---|
| 736 | } else { |
---|
| 737 | // Opaque... |
---|
| 738 | glMaterialfv (GL_FRONT, GL_AMBIENT_AND_DIFFUSE, painting_colour); |
---|
| 739 | } |
---|
| 740 | glColor4fv (painting_colour); |
---|
| 741 | glBegin (GL_QUADS); |
---|
| 742 | for (int edgeCount = 0; edgeCount < 4; ++edgeCount) { |
---|
| 743 | if (edgeFlag[edgeCount] > 0) { |
---|
| 744 | glEdgeFlag (GL_TRUE); |
---|
| 745 | } else { |
---|
| 746 | glEdgeFlag (GL_FALSE); |
---|
| 747 | } |
---|
| 748 | glNormal3d (normals[edgeCount].x(), |
---|
| 749 | normals[edgeCount].y(), |
---|
| 750 | normals[edgeCount].z()); |
---|
| 751 | glVertex3d (vertex[edgeCount].x(), |
---|
| 752 | vertex[edgeCount].y(), |
---|
| 753 | vertex[edgeCount].z()); |
---|
| 754 | } |
---|
| 755 | glEnd (); |
---|
| 756 | end_of_drawing_through_stencil: |
---|
| 757 | |
---|
| 758 | // and once more to reset the stencil bits... |
---|
| 759 | glStencilFunc (GL_ALWAYS, 0, 1); |
---|
| 760 | glStencilOp (GL_INVERT, GL_INVERT, GL_INVERT); |
---|
| 761 | glDepthFunc (GL_LEQUAL); // to make sure line gets drawn. |
---|
| 762 | if (materialColour[3] < 1.) { |
---|
| 763 | // Transparent... |
---|
| 764 | glDisable (GL_CULL_FACE); |
---|
| 765 | glPolygonMode (GL_FRONT_AND_BACK, GL_LINE); |
---|
| 766 | } else { |
---|
| 767 | // Opaque... |
---|
| 768 | if (clipping) { |
---|
| 769 | glDisable (GL_CULL_FACE); |
---|
| 770 | glPolygonMode (GL_FRONT_AND_BACK, GL_LINE); |
---|
| 771 | } else { |
---|
| 772 | glEnable (GL_CULL_FACE); |
---|
| 773 | glCullFace (GL_BACK); |
---|
| 774 | glPolygonMode (GL_FRONT, GL_LINE); |
---|
| 775 | } |
---|
| 776 | } |
---|
| 777 | glDisable (GL_LIGHTING); |
---|
| 778 | glColor3d (c.GetRed (), c.GetGreen (), c.GetBlue ()); |
---|
| 779 | glBegin (GL_QUADS); |
---|
| 780 | for (int edgeCount = 0; edgeCount < 4; ++edgeCount) { |
---|
| 781 | if (edgeFlag[edgeCount] > 0) { |
---|
| 782 | glEdgeFlag (GL_TRUE); |
---|
| 783 | } else { |
---|
| 784 | glEdgeFlag (GL_FALSE); |
---|
| 785 | } |
---|
| 786 | glNormal3d (normals[edgeCount].x(), |
---|
| 787 | normals[edgeCount].y(), |
---|
| 788 | normals[edgeCount].z()); |
---|
| 789 | glVertex3d (vertex[edgeCount].x(), |
---|
| 790 | vertex[edgeCount].y(), |
---|
| 791 | vertex[edgeCount].z()); |
---|
| 792 | } |
---|
| 793 | glEnd (); |
---|
| 794 | glDepthFunc (GL_LEQUAL); // Revert for next facet. |
---|
| 795 | glBegin (GL_QUADS); // Ready for next facet. GL |
---|
| 796 | // says it ignores incomplete |
---|
| 797 | // quadrilaterals, so final empty |
---|
| 798 | // glBegin/End sequence should be OK. |
---|
| 799 | } |
---|
| 800 | } while (notLastFace); |
---|
| 801 | |
---|
| 802 | glEnd (); |
---|
| 803 | glDisable (GL_STENCIL_TEST); // Revert to default for next primitive. |
---|
| 804 | glDepthMask (1); // Revert to default for next primitive. |
---|
[754] | 805 | glDisable (GL_LIGHTING); // Revert to default for next primitive. |
---|
[529] | 806 | } |
---|
| 807 | |
---|
| 808 | //Method for handling G4NURBS objects for drawing solids. |
---|
| 809 | //Knots and Ctrl Pnts MUST be arrays of GLfloats. |
---|
| 810 | void G4OpenGLSceneHandler::AddPrimitive (const G4NURBS& nurb) { |
---|
| 811 | |
---|
[593] | 812 | // Loads G4Atts for picking... |
---|
| 813 | if (fpViewer->GetViewParameters().IsPicking()) { |
---|
| 814 | G4AttHolder* holder = new G4AttHolder; |
---|
| 815 | LoadAtts(nurb, holder); |
---|
| 816 | fPickMap[fPickName] = holder; |
---|
| 817 | } |
---|
| 818 | |
---|
[529] | 819 | GLUnurbsObj *gl_nurb; |
---|
| 820 | gl_nurb = gluNewNurbsRenderer (); |
---|
| 821 | |
---|
| 822 | GLfloat *u_knot_array, *u_knot_array_ptr; |
---|
| 823 | u_knot_array = u_knot_array_ptr = new GLfloat [nurb.GetnbrKnots(G4NURBS::U)]; |
---|
| 824 | G4NURBS::KnotsIterator u_iterator (nurb, G4NURBS::U); |
---|
[789] | 825 | while (u_iterator.pick (u_knot_array_ptr++)){} |
---|
[529] | 826 | |
---|
| 827 | GLfloat *v_knot_array, *v_knot_array_ptr; |
---|
| 828 | v_knot_array = v_knot_array_ptr = new GLfloat [nurb.GetnbrKnots(G4NURBS::V)]; |
---|
| 829 | G4NURBS::KnotsIterator v_iterator (nurb, G4NURBS::V); |
---|
[789] | 830 | while (v_iterator.pick (v_knot_array_ptr++)){} |
---|
[529] | 831 | |
---|
| 832 | GLfloat *ctrl_pnt_array, *ctrl_pnt_array_ptr; |
---|
| 833 | ctrl_pnt_array = ctrl_pnt_array_ptr = |
---|
| 834 | new GLfloat [nurb.GettotalnbrCtrlPts () * G4NURBS::NofC]; |
---|
| 835 | G4NURBS::CtrlPtsCoordsIterator c_p_iterator (nurb); |
---|
[789] | 836 | while (c_p_iterator.pick (ctrl_pnt_array_ptr++)){} |
---|
[529] | 837 | |
---|
| 838 | // Get vis attributes - pick up defaults if none. |
---|
| 839 | const G4VisAttributes* pVA = |
---|
| 840 | fpViewer -> GetApplicableVisAttributes (nurb.GetVisAttributes ()); |
---|
| 841 | |
---|
| 842 | // Get view parameters that the user can force through the vis |
---|
| 843 | // attributes, thereby over-riding the current view parameter. |
---|
| 844 | G4ViewParameters::DrawingStyle drawing_style = GetDrawingStyle (pVA); |
---|
| 845 | //G4bool isAuxEdgeVisible = GetAuxEdgeVisible (pVA); |
---|
| 846 | |
---|
| 847 | //Get colour, etc.. |
---|
| 848 | const G4Colour& c = pVA -> GetColour (); |
---|
| 849 | |
---|
| 850 | switch (drawing_style) { |
---|
| 851 | |
---|
| 852 | case (G4ViewParameters::hlhsr): |
---|
| 853 | // G4cout << "Hidden line removal not implememented in G4OpenGL.\n" |
---|
| 854 | // << "Using hidden surface removal." << G4endl; |
---|
| 855 | case (G4ViewParameters::hsr): |
---|
| 856 | { |
---|
[688] | 857 | if (!fProcessing2D) glEnable (GL_LIGHTING); |
---|
[529] | 858 | glEnable (GL_DEPTH_TEST); |
---|
| 859 | glEnable (GL_AUTO_NORMAL); |
---|
| 860 | glEnable (GL_NORMALIZE); |
---|
| 861 | gluNurbsProperty (gl_nurb, GLU_DISPLAY_MODE, GLU_FILL); |
---|
| 862 | gluNurbsProperty (gl_nurb, GLU_SAMPLING_TOLERANCE, 50.0); |
---|
| 863 | GLfloat materialColour [4]; |
---|
| 864 | materialColour [0] = c.GetRed (); |
---|
| 865 | materialColour [1] = c.GetGreen (); |
---|
| 866 | materialColour [2] = c.GetBlue (); |
---|
| 867 | materialColour [3] = 1.0; // = c.GetAlpha () for transparency - |
---|
| 868 | // but see complication in |
---|
| 869 | // AddPrimitive(const G4Polyhedron&). |
---|
| 870 | glMaterialfv (GL_FRONT, GL_AMBIENT_AND_DIFFUSE, materialColour); |
---|
| 871 | break; |
---|
| 872 | } |
---|
| 873 | case (G4ViewParameters::hlr): |
---|
| 874 | // G4cout << "Hidden line removal not implememented in G4OpenGL.\n" |
---|
| 875 | // << "Using wireframe." << G4endl; |
---|
| 876 | case (G4ViewParameters::wireframe): |
---|
| 877 | default: |
---|
| 878 | glDisable (GL_LIGHTING); |
---|
| 879 | // glDisable (GL_DEPTH_TEST); |
---|
| 880 | glEnable (GL_DEPTH_TEST); |
---|
| 881 | glDisable (GL_AUTO_NORMAL); |
---|
| 882 | glDisable (GL_NORMALIZE); |
---|
| 883 | gluNurbsProperty (gl_nurb, GLU_DISPLAY_MODE, GLU_OUTLINE_POLYGON); |
---|
| 884 | gluNurbsProperty (gl_nurb, GLU_SAMPLING_TOLERANCE, 50.0); |
---|
| 885 | glColor3d (c.GetRed (), c.GetGreen (), c.GetBlue ()); |
---|
| 886 | break; |
---|
| 887 | } |
---|
| 888 | |
---|
| 889 | gluBeginSurface (gl_nurb); |
---|
| 890 | G4int u_stride = 4; |
---|
| 891 | G4int v_stride = nurb.GetnbrCtrlPts(G4NURBS::U) * 4; |
---|
| 892 | |
---|
| 893 | gluNurbsSurface (gl_nurb, |
---|
| 894 | nurb.GetnbrKnots (G4NURBS::U), (GLfloat*)u_knot_array, |
---|
| 895 | nurb.GetnbrKnots (G4NURBS::V), (GLfloat*)v_knot_array, |
---|
| 896 | u_stride, |
---|
| 897 | v_stride, |
---|
| 898 | ctrl_pnt_array, |
---|
| 899 | nurb.GetUorder (), |
---|
| 900 | nurb.GetVorder (), |
---|
| 901 | GL_MAP2_VERTEX_4); |
---|
| 902 | |
---|
| 903 | gluEndSurface (gl_nurb); |
---|
| 904 | |
---|
| 905 | delete [] u_knot_array; // These should be allocated with smart allocators |
---|
| 906 | delete [] v_knot_array; // to avoid memory explosion. |
---|
| 907 | delete [] ctrl_pnt_array; |
---|
| 908 | |
---|
| 909 | gluDeleteNurbsRenderer (gl_nurb); |
---|
| 910 | } |
---|
| 911 | |
---|
| 912 | void G4OpenGLSceneHandler::AddCompound(const G4VTrajectory& traj) { |
---|
| 913 | G4VSceneHandler::AddCompound(traj); // For now. |
---|
| 914 | } |
---|
| 915 | |
---|
| 916 | void G4OpenGLSceneHandler::AddCompound(const G4VHit& hit) { |
---|
| 917 | G4VSceneHandler::AddCompound(hit); // For now. |
---|
| 918 | } |
---|
| 919 | |
---|
| 920 | #endif |
---|