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G4XXXFileSceneHandler.cc
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27 // $Id: G4XXXFileSceneHandler.cc 66870 2013-01-14 23:38:59Z adotti $
28 //
29 //
30 // John Allison 7th March 2006
31 // A template for a file-writing graphics driver.
32 //?? Lines beginning like this require specialisation for your driver.
33 
34 #include "G4XXXFileSceneHandler.hh"
35 
36 #include "G4XXXFileViewer.hh"
37 #include "G4PhysicalVolumeModel.hh"
38 #include "G4LogicalVolumeModel.hh"
39 #include "G4VPhysicalVolume.hh"
40 #include "G4LogicalVolume.hh"
41 #include "G4Box.hh"
42 #include "G4Polyline.hh"
43 #include "G4Text.hh"
44 #include "G4Circle.hh"
45 #include "G4Square.hh"
46 #include "G4Polyhedron.hh"
47 #include "G4UnitsTable.hh"
48 
49 #include <sstream>
50 
52 // Counter for XXX scene handlers.
53 
55  const G4String& name):
56  G4VSceneHandler(system, fSceneIdCount++, name)
57 {}
58 
60 
61 #ifdef G4XXXFileDEBUG
62 // Useful function...
63 void G4XXXFileSceneHandler::PrintThings() {
64  G4cout <<
65  " with transformation "
66  << (void*)fpObjectTransformation;
67  if (fpModel) {
68  G4cout << " from " << fpModel->GetCurrentDescription()
69  << " (tag " << fpModel->GetCurrentTag()
70  << ')';
71  } else {
72  G4cout << "(not from a model)";
73  }
74  G4PhysicalVolumeModel* pPVModel =
75  dynamic_cast<G4PhysicalVolumeModel*>(fpModel);
76  if (pPVModel) {
77  G4cout <<
78  "\n current physical volume: "
79  << pPVModel->GetCurrentPV()->GetName() <<
80  "\n current logical volume: "
81 // There might be a problem with the LV pointer if this is a G4LogicalVolumeModel
82  << pPVModel->GetCurrentLV()->GetName() <<
83  "\n current depth of geometry tree: "
84  << pPVModel->GetCurrentDepth();
85  }
86  G4cout << G4endl;
87 }
88 #endif
89 
90 // Note: This function overrides G4VSceneHandler::AddSolid(const
91 // G4Box&). You may not want to do this, but this is how it's done if
92 // you do. Certain other specific solids may be treated this way -
93 // see G4VSceneHandler.hh. The simplest possible driver would *not*
94 // implement these polymorphic functions, with the effect that the
95 // default versions in G4VSceneHandler are used, which simply call
96 // G4VSceneHandler::RequestPrimitives to turn the solid into a
97 // G4Polyhedron usually.
99 #ifdef G4XXXFileDEBUG
100  G4cout <<
101  "G4XXXFileSceneHandler::AddSolid(const G4Box& box) called for "
102  << box.GetName()
103  << G4endl;
104 #endif
105  //?? Process your box...
106  std::ostringstream oss;
107  oss << "G4Box(" <<
108  G4String
109  (G4BestUnit
111  (box.GetXHalfLength(), box.GetYHalfLength(), box.GetZHalfLength()),
112  "Length")).strip() << ')';
113  dynamic_cast<G4XXXFileViewer*>(fpViewer)->
114  GetFileWriter().WriteItem(oss.str());
115 }
116 
118 #ifdef G4XXXFileDEBUG
119  G4cout <<
120  "G4XXXFileSceneHandler::AddPrimitive(const G4Polyline& polyline) called.\n"
121  << polyline
122  << G4endl;
123 #endif
124  // Get vis attributes - pick up defaults if none.
125  //const G4VisAttributes* pVA =
126  // fpViewer -> GetApplicableVisAttributes (polyline.GetVisAttributes ());
127  //?? Process polyline.
128  std::ostringstream oss;
129  oss << polyline;
130  dynamic_cast<G4XXXFileViewer*>(fpViewer)->
131  GetFileWriter().WriteItem(oss.str());
132 }
133 
135 #ifdef G4XXXFileDEBUG
136  G4cout <<
137  "G4XXXFileSceneHandler::AddPrimitive(const G4Text& text) called.\n"
138  << text
139  << G4endl;
140 #endif
141  // Get text colour - special method since default text colour is
142  // determined by the default text vis attributes, which may be
143  // specified independent of default vis attributes of other types of
144  // visible objects.
145  //const G4Colour& c = GetTextColour (text); // Picks up default if none.
146  //?? Process text.
147  std::ostringstream oss;
148  oss << text;
149  dynamic_cast<G4XXXFileViewer*>(fpViewer)->
150  GetFileWriter().WriteItem(oss.str());
151 }
152 
154 #ifdef G4XXXFileDEBUG
155  G4cout <<
156  "G4XXXFileSceneHandler::AddPrimitive(const G4Circle& circle) called.\n "
157  << circle
158  << G4endl;
159  MarkerSizeType sizeType;
160  G4double size = GetMarkerSize (circle, sizeType);
161  switch (sizeType) {
162  default:
163  case screen:
164  // Draw in screen coordinates.
165  G4cout << "screen";
166  break;
167  case world:
168  // Draw in world coordinates.
169  G4cout << "world";
170  break;
171  }
172  G4cout << " size: " << size << G4endl;
173 #endif
174  // Get vis attributes - pick up defaults if none.
175  //const G4VisAttributes* pVA =
176  // fpViewer -> GetApplicableVisAttributes (circle.GetVisAttributes ());
177  //?? Process circle.
178  std::ostringstream oss;
179  oss << circle;
180  dynamic_cast<G4XXXFileViewer*>(fpViewer)->
181  GetFileWriter().WriteItem(oss.str());
182 }
183 
185 #ifdef G4XXXFileDEBUG
186  G4cout <<
187  "G4XXXFileSceneHandler::AddPrimitive(const G4Square& square) called.\n"
188  << square
189  << G4endl;
190  MarkerSizeType sizeType;
191  G4double size = GetMarkerSize (square, sizeType);
192  switch (sizeType) {
193  default:
194  case screen:
195  // Draw in screen coordinates.
196  G4cout << "screen";
197  break;
198  case world:
199  // Draw in world coordinates.
200  G4cout << "world";
201  break;
202  }
203  G4cout << " size: " << size << G4endl;
204 #endif
205  // Get vis attributes - pick up defaults if none.
206  //const G4VisAttributes* pVA =
207  // fpViewer -> GetApplicableVisAttributes (square.GetVisAttributes ());
208  //?? Process square.
209  std::ostringstream oss;
210  oss << square;
211  dynamic_cast<G4XXXFileViewer*>(fpViewer)->
212  GetFileWriter().WriteItem(oss.str());
213 }
214 
216 #ifdef G4XXXFileDEBUG
217  G4cout <<
218 "G4XXXFileSceneHandler::AddPrimitive(const G4Polyhedron& polyhedron) called.\n"
219  << polyhedron
220  << G4endl;
221 #endif
222  //?? Process polyhedron.
223  std::ostringstream oss;
224  oss << polyhedron;
225  dynamic_cast<G4XXXFileViewer*>(fpViewer)->
226  GetFileWriter().WriteItem(oss.str());
227 
228  //?? Or... here are some ideas for decomposing into polygons...
229  //Assume all facets are convex quadrilaterals.
230  //Draw each G4Facet individually
231 
232  //Get colour, etc..
233  if (polyhedron.GetNoFacets() == 0) return;
234 
235  // Get vis attributes - pick up defaults if none.
236  const G4VisAttributes* pVA =
237  fpViewer -> GetApplicableVisAttributes (polyhedron.GetVisAttributes ());
238 
239  // Get view parameters that the user can force through the vis
240  // attributes, thereby over-riding the current view parameter.
241  G4ViewParameters::DrawingStyle drawing_style = GetDrawingStyle (pVA);
242  //G4bool isAuxEdgeVisible = GetAuxEdgeVisible (pVA);
243 
244  //Get colour, etc..
245  //const G4Colour& c = pVA -> GetColour ();
246 
247  // Initial action depending on drawing style.
248  switch (drawing_style) {
249  case (G4ViewParameters::hsr):
250  {
251  break;
252  }
253  case (G4ViewParameters::hlr):
254  {
255  break;
256  }
258  {
259  break;
260  }
261  default:
262  {
263  break;
264  }
265  }
266 
267  // Loop through all the facets...
268 
269  // Look at G4OpenGLSceneHandler::AddPrimitive(const G4Polyhedron&)
270  // for an example of how to get facets out of a G4Polyhedron,
271  // including how to cope with triangles if that's a problem.
272 }
void AddPrimitive(const G4Polyline &)
const XML_Char * name
Definition: expat.h:151
G4double GetYHalfLength() const
void AddSolid(const G4Box &)
system("rm -rf microbeam.root")
#define G4endl
Definition: G4ios.hh:61
G4VViewer * fpViewer
G4ViewParameters::DrawingStyle GetDrawingStyle(const G4VisAttributes *)
double G4double
Definition: G4Types.hh:76
Definition: G4Text.hh:73
virtual G4String GetCurrentDescription() const
Definition: G4VModel.cc:54
Definition: G4Box.hh:64
G4double GetXHalfLength() const
G4LogicalVolume * GetCurrentLV() const
G4double GetMarkerSize(const G4VMarker &, MarkerSizeType &)
int G4int
Definition: G4Types.hh:78
G4VPhysicalVolume * GetCurrentPV() const
G4String GetName() const
G4GLOB_DLL std::ostream G4cout
G4XXXFileSceneHandler(G4VGraphicsSystem &system, const G4String &name)
virtual G4String GetCurrentTag() const
Definition: G4VModel.cc:49
G4double GetZHalfLength() const
const G4String & GetName() const
const G4String & GetName() const