| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer << 3 // * DISCLAIMER *
4 // * 4 // * *
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10 // * 9 // * *
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15 // * use. Please see the license in the file << 14 // * use. *
16 // * for the full disclaimer and the limitatio <<
17 // * 15 // * *
18 // * This code implementation is the result << 16 // * This code implementation is the intellectual property of the *
19 // * technical work of the GEANT4 collaboratio << 17 // * GEANT4 collaboration. *
20 // * By using, copying, modifying or distri << 18 // * By copying, distributing or modifying the Program (or any work *
21 // * any work based on the software) you ag << 19 // * based on the Program) you indicate your acceptance of this *
22 // * use in resulting scientific publicati << 20 // * statement, and all its terms. *
23 // * acceptance of all terms of the Geant4 Sof <<
24 // ******************************************* 21 // ********************************************************************
25 // 22 //
26 // 23 //
>> 24 // $Id: G4OpenGLImmediateSceneHandler.cc,v 1.13 2005/06/02 17:43:46 allison Exp $
>> 25 // GEANT4 tag $Name: geant4-07-01 $
27 // 26 //
28 // 27 //
29 // Andrew Walkden 10th February 1997 28 // Andrew Walkden 10th February 1997
30 // OpenGL immediate scene - draws immediately 29 // OpenGL immediate scene - draws immediately to buffer
31 // (saving space on 30 // (saving space on server).
32 31
33 #include "G4OpenGLImmediateSceneHandler.hh" << 32 #ifdef G4VIS_BUILD_OPENGL_DRIVER
>> 33
>> 34 // Included here - problems with HP compiler if not before other includes?
>> 35 #include "G4NURBS.hh"
34 36
>> 37 // Here follows a special for Mesa, the OpenGL emulator. Does not affect
>> 38 // other OpenGL's, as far as I'm aware. John Allison 18/9/96.
>> 39 #define CENTERLINE_CLPP /* CenterLine C++ workaround: */
>> 40 // Also seems to be required for HP's CC and AIX xlC, at least.
>> 41
>> 42 #include "G4OpenGLSceneHandler.hh"
35 #include "G4OpenGLViewer.hh" 43 #include "G4OpenGLViewer.hh"
36 #include "G4OpenGLTransform3D.hh" 44 #include "G4OpenGLTransform3D.hh"
>> 45 #include "G4Point3D.hh"
>> 46 #include "G4Normal3D.hh"
>> 47 #include "G4Transform3D.hh"
37 #include "G4Polyline.hh" 48 #include "G4Polyline.hh"
38 #include "G4Polymarker.hh" <<
39 #include "G4Text.hh" 49 #include "G4Text.hh"
40 #include "G4Circle.hh" 50 #include "G4Circle.hh"
41 #include "G4Square.hh" 51 #include "G4Square.hh"
42 #include "G4Polyhedron.hh" 52 #include "G4Polyhedron.hh"
43 #include "G4AttHolder.hh" << 53 #include "G4VisAttributes.hh"
44 54
45 #include <typeinfo> << 55 #include "G4OpenGLImmediateSceneHandler.hh"
46 56
47 G4OpenGLImmediateSceneHandler::G4OpenGLImmedia << 57 G4OpenGLImmediateSceneHandler::G4OpenGLImmediateSceneHandler (G4VGraphicsSystem& system,
48 (G4VGraphicsSystem& system,const G4String& nam << 58 const G4String& name):
49 G4OpenGLSceneHandler (system, fSceneIdCount+ << 59 G4OpenGLSceneHandler (system, fSceneIdCount++, name)
50 {} 60 {}
51 61
52 G4OpenGLImmediateSceneHandler::~G4OpenGLImmedi 62 G4OpenGLImmediateSceneHandler::~G4OpenGLImmediateSceneHandler ()
53 {} 63 {}
54 64
55 #include <iomanip> 65 #include <iomanip>
56 66
57 G4bool G4OpenGLImmediateSceneHandler::AddPrimi <<
58 { <<
59 return AddPrimitivePreambleInternal(visibl <<
60 } <<
61 G4bool G4OpenGLImmediateSceneHandler::AddPrimi <<
62 { <<
63 return AddPrimitivePreambleInternal(visible, <<
64 } <<
65 G4bool G4OpenGLImmediateSceneHandler::AddPrimi <<
66 { <<
67 return AddPrimitivePreambleInternal(visible, <<
68 } <<
69 <<
70 G4bool G4OpenGLImmediateSceneHandler::AddPrimi <<
71 { <<
72 // Get applicable vis attributes for all pri <<
73 fpVisAttribs = fpViewer->GetApplicableVisAtt <<
74 const G4Colour& c = GetColour (); <<
75 G4double opacity = c.GetAlpha (); <<
76 <<
77 G4bool transparency_enabled = true; <<
78 G4bool isMarkerNotHidden = true; <<
79 G4OpenGLViewer* pViewer = dynamic_cast<G4Ope <<
80 if (pViewer) { <<
81 transparency_enabled = pViewer->transparen <<
82 isMarkerNotHidden = pViewer->fVP.IsMarkerN <<
83 } <<
84 <<
85 G4bool isMarkerOrPolyline = isMarker || isPo <<
86 G4bool treatAsTransparent = transparency_ena <<
87 G4bool treatAsNotHidden = isMarkerNotHidden <<
88 <<
89 if (fProcessing2D) glDisable (GL_DEPTH_TEST) <<
90 else { <<
91 if (isMarkerOrPolyline && isMarkerNotHidde <<
92 glDisable (GL_DEPTH_TEST); <<
93 else {glEnable (GL_DEPTH_TEST); glDepthFun <<
94 } <<
95 <<
96 if (fThreePassCapable) { <<
97 <<
98 // Ensure transparent objects are drawn op <<
99 // non-hidden markers. The problem of ble <<
100 // is quite a tricky one - see History of <<
101 if (!(fSecondPassForTransparency || fThird <<
102 // First pass... <<
103 if (treatAsTransparent) { // Request pa <<
104 fSecondPassForTransparencyRequested = <<
105 } <<
106 if (treatAsNotHidden) { // Request pa <<
107 fThirdPassForNonHiddenMarkersRequested <<
108 } <<
109 // On first pass, transparent objects an <<
110 if (treatAsTransparent || treatAsNotHidd <<
111 return false; <<
112 } <<
113 } <<
114 <<
115 // On second pass, only transparent object <<
116 if (fSecondPassForTransparency) { <<
117 if (!treatAsTransparent) { <<
118 return false; <<
119 } <<
120 } <<
121 <<
122 // On third pass, only non-hidden markers <<
123 if (fThirdPassForNonHiddenMarkers) { <<
124 if (!treatAsNotHidden) { <<
125 return false; <<
126 } <<
127 } <<
128 } // fThreePassCapable <<
129 <<
130 // Loads G4Atts for picking... <<
131 if (fpViewer->GetViewParameters().IsPicking( <<
132 glLoadName(++fPickName); <<
133 G4AttHolder* holder = new G4AttHolder; <<
134 LoadAtts(visible, holder); <<
135 fPickMap[fPickName] = holder; <<
136 } <<
137 <<
138 if (transparency_enabled) { <<
139 glColor4d(c.GetRed(),c.GetGreen(),c.GetBlu <<
140 } else { <<
141 glColor3d(c.GetRed(),c.GetGreen(),c.GetBlu <<
142 } <<
143 <<
144 return true; <<
145 } <<
146 <<
147 void G4OpenGLImmediateSceneHandler::AddPrimiti <<
148 { <<
149 G4bool furtherprocessing = AddPrimitivePream <<
150 if (furtherprocessing) { <<
151 G4OpenGLSceneHandler::AddPrimitive(polylin <<
152 } <<
153 } <<
154 <<
155 void G4OpenGLImmediateSceneHandler::AddPrimiti <<
156 { <<
157 G4bool furtherprocessing = AddPrimitivePream <<
158 if (furtherprocessing) { <<
159 G4OpenGLSceneHandler::AddPrimitive(polymar <<
160 } <<
161 } <<
162 <<
163 void G4OpenGLImmediateSceneHandler::AddPrimiti <<
164 { <<
165 // Note: colour is still handled in <<
166 // G4OpenGLSceneHandler::AddPrimitive(const <<
167 G4bool furtherprocessing = AddPrimitivePream <<
168 if (furtherprocessing) { <<
169 G4OpenGLSceneHandler::AddPrimitive(text); <<
170 } <<
171 } <<
172 <<
173 void G4OpenGLImmediateSceneHandler::AddPrimiti <<
174 { <<
175 G4bool furtherprocessing = AddPrimitivePream <<
176 if (furtherprocessing) { <<
177 G4OpenGLSceneHandler::AddPrimitive(circle) <<
178 } <<
179 } <<
180 <<
181 void G4OpenGLImmediateSceneHandler::AddPrimiti <<
182 { <<
183 G4bool furtherprocessing = AddPrimitivePream <<
184 if (furtherprocessing) { <<
185 G4OpenGLSceneHandler::AddPrimitive(square) <<
186 } <<
187 } <<
188 <<
189 void G4OpenGLImmediateSceneHandler::AddPrimiti <<
190 { <<
191 // Note: colour is still handled in <<
192 // G4OpenGLSceneHandler::AddPrimitive(const <<
193 G4bool furtherprocessing = AddPrimitivePream <<
194 if (furtherprocessing) { <<
195 G4OpenGLSceneHandler::AddPrimitive(polyhed <<
196 } <<
197 } <<
198 <<
199 void G4OpenGLImmediateSceneHandler::BeginPrimi 67 void G4OpenGLImmediateSceneHandler::BeginPrimitives
200 (const G4Transform3D& objectTransformation) << 68 (const G4Transform3D& objectTransformation) {
201 { << 69 G4VSceneHandler::BeginPrimitives (objectTransformation);
202 G4OpenGLSceneHandler::BeginPrimitives (objec <<
203 <<
204 G4OpenGLTransform3D oglt (objectTransformati <<
205 <<
206 glPushMatrix(); 70 glPushMatrix();
>> 71 G4OpenGLTransform3D oglt (objectTransformation);
207 72
208 /*************************** Check matrix. 73 /*************************** Check matrix.
209 const GLdouble* m = oglt.GetGLMatrix (); 74 const GLdouble* m = oglt.GetGLMatrix ();
210 G4cout << "G4OpenGLTransform3D matrix:"; 75 G4cout << "G4OpenGLTransform3D matrix:";
211 for (int i = 0; i < 16; i++) { 76 for (int i = 0; i < 16; i++) {
212 if ((i % 4) == 0) G4cout << '\n'; 77 if ((i % 4) == 0) G4cout << '\n';
213 G4cout << std::setw (15) << m[i]; 78 G4cout << std::setw (15) << m[i];
214 } 79 }
215 G4cout << G4endl; 80 G4cout << G4endl;
216 *****************************************/ 81 *****************************************/
217 82
218 glMultMatrixd (oglt.GetGLMatrix ()); 83 glMultMatrixd (oglt.GetGLMatrix ());
219 } 84 }
220 85
221 void G4OpenGLImmediateSceneHandler::EndPrimiti << 86 void G4OpenGLImmediateSceneHandler::EndPrimitives () {
222 { <<
223 glPopMatrix(); 87 glPopMatrix();
224 << 88 if (fReadyForTransients) {
225 // See all primitives immediately... At lea << 89 glFlush ();
226 ScaledFlush(); <<
227 <<
228 G4OpenGLSceneHandler::EndPrimitives (); <<
229 } <<
230 <<
231 void G4OpenGLImmediateSceneHandler::BeginPrimi <<
232 (const G4Transform3D& objectTransformation) <<
233 { <<
234 G4OpenGLSceneHandler::BeginPrimitives2D(obje <<
235 <<
236 // Push current 3D world matrices and load i <<
237 // coordinates... <<
238 glMatrixMode (GL_PROJECTION); <<
239 glPushMatrix(); <<
240 glLoadIdentity(); <<
241 G4OpenGLViewer* pViewer = dynamic_cast<G4Ope <<
242 if (pViewer) { <<
243 pViewer->g4GlOrtho (-1., 1., -1., 1., -G4O <<
244 } 90 }
245 glMatrixMode (GL_MODELVIEW); << 91 G4VSceneHandler::EndPrimitives ();
246 glPushMatrix(); <<
247 glLoadIdentity(); <<
248 G4OpenGLTransform3D oglt (objectTransformati <<
249 glMultMatrixd (oglt.GetGLMatrix ()); <<
250 glDisable(GL_DEPTH_TEST); // But see parent <<
251 glDisable (GL_LIGHTING); // some cases, we <<
252 } <<
253 <<
254 void G4OpenGLImmediateSceneHandler::EndPrimiti <<
255 { <<
256 // Pop current 3D world matrices back again. <<
257 glMatrixMode (GL_PROJECTION); <<
258 glPopMatrix(); <<
259 glMatrixMode (GL_MODELVIEW); <<
260 glPopMatrix(); <<
261 <<
262 // See all primitives immediately... At lea <<
263 ScaledFlush(); <<
264 <<
265 G4OpenGLSceneHandler::EndPrimitives2D (); <<
266 } 92 }
267 93
268 void G4OpenGLImmediateSceneHandler::BeginModel 94 void G4OpenGLImmediateSceneHandler::BeginModeling () {
269 G4VSceneHandler::BeginModeling(); 95 G4VSceneHandler::BeginModeling();
270 } 96 }
271 97
272 void G4OpenGLImmediateSceneHandler::EndModelin 98 void G4OpenGLImmediateSceneHandler::EndModeling () {
273 G4VSceneHandler::EndModeling (); 99 G4VSceneHandler::EndModeling ();
274 } 100 }
275 101
276 void G4OpenGLImmediateSceneHandler::ClearTrans << 102 void G4OpenGLImmediateSceneHandler::ClearTransientStore () {
277 { << 103
278 // Nothing to do except redraw the scene rea << 104 G4VSceneHandler::ClearTransientStore ();
>> 105
>> 106 // Make sure screen corresponds to graphical database...
279 if (fpViewer) { 107 if (fpViewer) {
280 fpViewer -> SetView (); 108 fpViewer -> SetView ();
281 fpViewer -> ClearView (); 109 fpViewer -> ClearView ();
282 fpViewer -> DrawView (); 110 fpViewer -> DrawView ();
283 } 111 }
284 } 112 }
285 113
286 G4int G4OpenGLImmediateSceneHandler::fSceneIdC 114 G4int G4OpenGLImmediateSceneHandler::fSceneIdCount = 0;
>> 115
>> 116 #endif
287 117