| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
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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 // 27 //
28 // 28 //
29 // John Allison 19th July 1996 29 // John Allison 19th July 1996
30 // 30 //
31 // Class description 31 // Class description
32 // 32 //
33 // View parameters and options. 33 // View parameters and options.
34 // 34 //
35 // THE STANDARD VIEW AND ALL THAT. 35 // THE STANDARD VIEW AND ALL THAT.
36 // 36 //
37 // In GEANT4 visualization, we have the concep 37 // In GEANT4 visualization, we have the concept of a "Standard
38 // View". This is the view when the complete 38 // View". This is the view when the complete set of objects being
39 // viewed is comfortably in view from any view 39 // viewed is comfortably in view from any viewpoint. It is defined by
40 // the "Bounding Extent" of "visible" objects 40 // the "Bounding Extent" of "visible" objects when initially
41 // registered in the scene, and by the View Pa 41 // registered in the scene, and by the View Parameters.
42 // 42 //
43 // There is also the "Standard Target Point", 43 // There is also the "Standard Target Point", which is the centre of
44 // the Bounding Extent (note that this belongs 44 // the Bounding Extent (note that this belongs to the scene and is
45 // stored in the G4Scene object). The "Curren 45 // stored in the G4Scene object). The "Current Target Point", defined
46 // relative to the Standard Target Point, is c 46 // relative to the Standard Target Point, is changed by the
47 // "dolly" and "zoom" commands, and can be res 47 // "dolly" and "zoom" commands, and can be reset to the Standard
48 // Target Point with the "/vis/viewer/reset" c 48 // Target Point with the "/vis/viewer/reset" command.
49 // 49 //
50 // Also, the "Standard Camera Position" is the 50 // Also, the "Standard Camera Position" is the "Standard Camera
51 // Distance" along the Viewpoint Direction vec 51 // Distance" along the Viewpoint Direction vector from the Standard
52 // Target Point. The Standard Camera Distance 52 // Target Point. The Standard Camera Distance is the radius of the
53 // Bounding Extent divided by fFieldHalfAngle. 53 // Bounding Extent divided by fFieldHalfAngle. It is not stored
54 // explicitly because of the singularity at fF 54 // explicitly because of the singularity at fFieldHalfAngle = 0,
55 // which implies parallel projection. 55 // which implies parallel projection.
56 // 56 //
57 // Similarly, the "Current Camera Position" is 57 // Similarly, the "Current Camera Position" is the "Current Camera
58 // Distance" along the Viewpoint Direction vec 58 // Distance" along the Viewpoint Direction vector from the Current
59 // Target Point. The Current Camera Distance 59 // Target Point. The Current Camera Distance is given by the formulae
60 // below, but note that it can be negative, me 60 // below, but note that it can be negative, meaning that the camera
61 // has moved *beyond* the Current Target Point 61 // has moved *beyond* the Current Target Point, which is
62 // conceptually possible, but which might give 62 // conceptually possible, but which might give some problems when
63 // setting up the view matrix - see, for examp 63 // setting up the view matrix - see, for example, G4OpenGLView::SetView ().
64 // 64 //
65 // All viewers are expected to keep the "Up Ve 65 // All viewers are expected to keep the "Up Vector" vertical unless
66 // RotationStyle is freeRotation. 66 // RotationStyle is freeRotation.
67 // 67 //
68 // Finally, the view is magnified by the "Zoom 68 // Finally, the view is magnified by the "Zoom Factor" which is
69 // reset to 1 by the "/vis/viewer/reset" comma 69 // reset to 1 by the "/vis/viewer/reset" command.
70 // 70 //
71 // The algorithms for calculating various usef 71 // The algorithms for calculating various useful quantities from the
72 // View Parameters, such as GetCameraDistance, 72 // View Parameters, such as GetCameraDistance, are described below.
73 73
74 #ifndef G4VIEWPARAMETERS_HH 74 #ifndef G4VIEWPARAMETERS_HH
75 #define G4VIEWPARAMETERS_HH 75 #define G4VIEWPARAMETERS_HH
76 76
77 #include <CLHEP/Units/SystemOfUnits.h> 77 #include <CLHEP/Units/SystemOfUnits.h>
78 #include "G4Vector3D.hh" 78 #include "G4Vector3D.hh"
79 #include "G4Point3D.hh" 79 #include "G4Point3D.hh"
80 #include "G4Plane3D.hh" 80 #include "G4Plane3D.hh"
81 #include "G4VisAttributes.hh" 81 #include "G4VisAttributes.hh"
82 #include "G4VMarker.hh" 82 #include "G4VMarker.hh"
83 #include "G4ModelingParameters.hh" 83 #include "G4ModelingParameters.hh"
84 84
85 #include <vector> 85 #include <vector>
86 #include <utility> 86 #include <utility>
87 87
88 typedef std::vector<G4Plane3D> G4Planes; 88 typedef std::vector<G4Plane3D> G4Planes;
89 89
90 class G4ViewParameters { 90 class G4ViewParameters {
91 91
92 public: // With description 92 public: // With description
93 93
94 enum DrawingStyle { 94 enum DrawingStyle {
95 wireframe, // Draw edges - no hidden l 95 wireframe, // Draw edges - no hidden line removal.
96 hlr, // Draw edges - hidden line 96 hlr, // Draw edges - hidden lines removed.
97 hsr, // Draw surfaces - hidden surf 97 hsr, // Draw surfaces - hidden surfaces removed.
98 hlhsr, // Draw surfaces and edges - h 98 hlhsr, // Draw surfaces and edges - hidden removed.
99 cloud // Draw volume as a cloud of d 99 cloud // Draw volume as a cloud of dots.
100 }; 100 };
101 101
102 enum CutawayMode { 102 enum CutawayMode {
103 cutawayUnion, // Union (addition) of 103 cutawayUnion, // Union (addition) of result of each cutaway plane.
104 cutawayIntersection // Intersection (multi << 104 cutawayIntersection // Intersection (multiplication) " .
105 }; 105 };
106 106
107 enum RotationStyle { 107 enum RotationStyle {
108 constrainUpDirection, // Standard, HEP co 108 constrainUpDirection, // Standard, HEP convention.
109 freeRotation // Free, Google-lik 109 freeRotation // Free, Google-like rotation, using mouse-grab.
110 }; 110 };
111 111
112 enum SMROption { // Special Mesh Rendering <<
113 meshAsDefault, <<
114 meshAsDots, <<
115 meshAsSurfaces <<
116 }; <<
117 <<
118 friend std::ostream& operator << <<
119 (std::ostream&, DrawingStyle); <<
120 <<
121 friend std::ostream& operator << 112 friend std::ostream& operator <<
122 (std::ostream&, SMROption); << 113 (std::ostream&, const DrawingStyle&);
123 114
124 friend std::ostream& operator << 115 friend std::ostream& operator <<
125 (std::ostream&, const G4ViewParameters&); 116 (std::ostream&, const G4ViewParameters&);
126 117
127 G4ViewParameters (); 118 G4ViewParameters ();
128 ~G4ViewParameters (); 119 ~G4ViewParameters ();
129 120
130 // Note: uses default assignment operator an 121 // Note: uses default assignment operator and copy constructor.
131 122
132 G4bool operator != (const G4ViewParameters&) 123 G4bool operator != (const G4ViewParameters&) const;
133 124
134 // Get and Is functions. 125 // Get and Is functions.
135 DrawingStyle GetDrawingStyle 126 DrawingStyle GetDrawingStyle () const;
136 G4int GetNumberOfCloudPoint 127 G4int GetNumberOfCloudPoints () const;
137 G4bool IsAuxEdgeVisible 128 G4bool IsAuxEdgeVisible () const;
138 G4bool IsCulling 129 G4bool IsCulling () const;
139 G4bool IsCullingInvisible 130 G4bool IsCullingInvisible () const;
140 G4bool IsDensityCulling 131 G4bool IsDensityCulling () const;
141 G4double GetVisibleDensity 132 G4double GetVisibleDensity () const;
142 G4bool IsCullingCovered 133 G4bool IsCullingCovered () const;
143 G4int GetCBDAlgorithmNumber 134 G4int GetCBDAlgorithmNumber () const;
144 const std::vector<G4double>& GetCBDParameter 135 const std::vector<G4double>& GetCBDParameters () const;
145 G4bool IsSection 136 G4bool IsSection () const;
146 const G4Plane3D& GetSectionPlane 137 const G4Plane3D& GetSectionPlane () const;
147 G4bool IsCutaway 138 G4bool IsCutaway () const;
148 CutawayMode GetCutawayMode 139 CutawayMode GetCutawayMode () const;
149 const G4Planes& GetCutawayPlanes 140 const G4Planes& GetCutawayPlanes () const;
150 G4bool IsExplode 141 G4bool IsExplode () const;
151 G4double GetExplodeFactor 142 G4double GetExplodeFactor () const;
152 const G4Point3D& GetExplodeCentre 143 const G4Point3D& GetExplodeCentre () const;
153 G4int GetNoOfSides 144 G4int GetNoOfSides () const;
154 const G4Vector3D& GetViewpointDirection 145 const G4Vector3D& GetViewpointDirection () const;
155 const G4Vector3D& GetUpVector 146 const G4Vector3D& GetUpVector () const;
156 G4double GetFieldHalfAngle 147 G4double GetFieldHalfAngle () const;
157 G4double GetZoomFactor 148 G4double GetZoomFactor () const;
158 const G4Vector3D& GetScaleFactor 149 const G4Vector3D& GetScaleFactor () const;
159 const G4Point3D& GetCurrentTargetPoint 150 const G4Point3D& GetCurrentTargetPoint () const;
160 G4double GetDolly 151 G4double GetDolly () const;
161 G4bool GetLightsMoveWithCame 152 G4bool GetLightsMoveWithCamera () const;
162 const G4Vector3D& GetLightpointDirectio 153 const G4Vector3D& GetLightpointDirection () const; // Relative...
163 G4Vector3D& GetActualLightpointDi 154 G4Vector3D& GetActualLightpointDirection (); // Actual...
164 // ... depending on GetLightsMoveWithCamera. 155 // ... depending on GetLightsMoveWithCamera.
165 const G4VisAttributes* GetDefaultVisAttribut 156 const G4VisAttributes* GetDefaultVisAttributes () const;
166 const G4VisAttributes* GetDefaultTextVisAttr 157 const G4VisAttributes* GetDefaultTextVisAttributes () const;
167 const G4VMarker& GetDefaultMarker 158 const G4VMarker& GetDefaultMarker () const;
168 G4double GetGlobalMarkerScale 159 G4double GetGlobalMarkerScale () const;
169 G4double GetGlobalLineWidthSca 160 G4double GetGlobalLineWidthScale () const;
170 G4bool IsMarkerNotHidden 161 G4bool IsMarkerNotHidden () const;
171 unsigned int GetWindowSizeHintX 162 unsigned int GetWindowSizeHintX () const;
172 unsigned int GetWindowSizeHintY 163 unsigned int GetWindowSizeHintY () const;
173 G4int GetWindowAbsoluteLoca 164 G4int GetWindowAbsoluteLocationHintX (G4int) const;
174 G4int GetWindowAbsoluteLoca 165 G4int GetWindowAbsoluteLocationHintY (G4int) const;
175 G4int GetWindowLocationHint 166 G4int GetWindowLocationHintX () const;
176 G4int GetWindowLocationHint 167 G4int GetWindowLocationHintY () const;
177 G4bool IsWindowLocationHintX <<
178 G4bool IsWindowLocationHintY <<
179 const G4String& GetXGeometryString 168 const G4String& GetXGeometryString () const;
180 // GetXGeometryString is intended to be pars 169 // GetXGeometryString is intended to be parsed by XParseGeometry.
181 // It contains the size information, as in G 170 // It contains the size information, as in GetWindowSizeHint, but
182 // may also contain the window position, e.g 171 // may also contain the window position, e.g., "600x600-0+200. The
183 // viewer should use this in preference to G 172 // viewer should use this in preference to GetWindowSizeHint, since
184 // it contains more information. (The size 173 // it contains more information. (The size information in
185 // GetXGeometryString and GetWindowSizeHint 174 // GetXGeometryString and GetWindowSizeHint is guaranteed to be
186 // identical.) 175 // identical.)
187 bool IsWindowSizeHintX 176 bool IsWindowSizeHintX () const;
188 bool IsWindowSizeHintY 177 bool IsWindowSizeHintY () const;
189 bool IsWindowLocationHintX 178 bool IsWindowLocationHintX () const;
190 bool IsWindowLocationHintY 179 bool IsWindowLocationHintY () const;
191 G4bool IsAutoRefresh 180 G4bool IsAutoRefresh () const;
192 const G4Colour& GetBackgroundColour 181 const G4Colour& GetBackgroundColour () const;
193 G4bool IsPicking 182 G4bool IsPicking () const;
194 RotationStyle GetRotationStyle 183 RotationStyle GetRotationStyle () const;
195 const std::vector<G4ModelingParameters::VisA 184 const std::vector<G4ModelingParameters::VisAttributesModifier>&
196 GetVisAttributesModif 185 GetVisAttributesModifiers () const;
197 G4double GetStartTime 186 G4double GetStartTime () const;
198 G4double GetEndTime 187 G4double GetEndTime () const;
199 G4double GetFadeFactor 188 G4double GetFadeFactor () const;
200 G4bool IsDisplayHeadTime 189 G4bool IsDisplayHeadTime () const;
201 G4double GetDisplayHeadTimeX 190 G4double GetDisplayHeadTimeX () const;
202 G4double GetDisplayHeadTimeY 191 G4double GetDisplayHeadTimeY () const;
203 G4double GetDisplayHeadTimeSiz 192 G4double GetDisplayHeadTimeSize () const;
204 G4double GetDisplayHeadTimeRed 193 G4double GetDisplayHeadTimeRed () const;
205 G4double GetDisplayHeadTimeGre 194 G4double GetDisplayHeadTimeGreen () const;
206 G4double GetDisplayHeadTimeBlu 195 G4double GetDisplayHeadTimeBlue () const;
207 G4bool IsDisplayLightFront 196 G4bool IsDisplayLightFront () const;
208 G4double GetDisplayLightFrontX 197 G4double GetDisplayLightFrontX () const;
209 G4double GetDisplayLightFrontY 198 G4double GetDisplayLightFrontY () const;
210 G4double GetDisplayLightFrontZ 199 G4double GetDisplayLightFrontZ () const;
211 G4double GetDisplayLightFrontT 200 G4double GetDisplayLightFrontT () const;
212 G4double GetDisplayLightFrontR 201 G4double GetDisplayLightFrontRed () const;
213 G4double GetDisplayLightFrontG 202 G4double GetDisplayLightFrontGreen () const;
214 G4double GetDisplayLightFrontB 203 G4double GetDisplayLightFrontBlue () const;
215 G4bool IsSpecialMeshRenderin <<
216 SMROption GetSpecialMeshRenderi <<
217 const std::vector<G4ModelingParameters::PVNa <<
218 204
219 // Here Follow functions to evaluate useful 205 // Here Follow functions to evaluate useful quantities as a
220 // function of the radius of the Bounding Ex 206 // function of the radius of the Bounding Extent of the object being
221 // viewed. Call them in the order given - f 207 // viewed. Call them in the order given - for efficiency, later
222 // functions depend on the results of earlie 208 // functions depend on the results of earlier ones (Store the
223 // results of earlier functions in your own 209 // results of earlier functions in your own temporary variables -
224 // see, for example, G4OpenGLView::SetView ( 210 // see, for example, G4OpenGLView::SetView ().)
225 G4double GetCameraDistance (G4double radius 211 G4double GetCameraDistance (G4double radius) const;
226 G4double GetNearDistance (G4double camera 212 G4double GetNearDistance (G4double cameraDistance, G4double radius) const;
227 G4double GetFarDistance (G4double camera 213 G4double GetFarDistance (G4double cameraDistance,
228 G4double nearDistance, G4double r 214 G4double nearDistance, G4double radius) const;
229 G4double GetFrontHalfHeight (G4double nearDi 215 G4double GetFrontHalfHeight (G4double nearDistance, G4double radius) const;
230 216
231 // Set, Add, Multiply, Increment, Unset and 217 // Set, Add, Multiply, Increment, Unset and Clear functions.
232 void SetDrawingStyle (G4ViewParamete 218 void SetDrawingStyle (G4ViewParameters::DrawingStyle style);
233 G4int SetNumberOfCloudPoints (G4int); // Re 219 G4int SetNumberOfCloudPoints (G4int); // Returns number actually set.
234 void SetAuxEdgeVisible (G4bool); 220 void SetAuxEdgeVisible (G4bool);
235 void SetCulling (G4bool); 221 void SetCulling (G4bool);
236 void SetCullingInvisible (G4bool); 222 void SetCullingInvisible (G4bool);
237 void SetDensityCulling (G4bool); 223 void SetDensityCulling (G4bool);
238 void SetVisibleDensity (G4double visib 224 void SetVisibleDensity (G4double visibleDensity);
239 void SetCullingCovered (G4bool); 225 void SetCullingCovered (G4bool);
240 void SetCBDAlgorithmNumber (G4int); 226 void SetCBDAlgorithmNumber (G4int);
241 void SetCBDParameters (const std::vec 227 void SetCBDParameters (const std::vector<G4double>&);
242 void SetSectionPlane (const G4Plane3 228 void SetSectionPlane (const G4Plane3D& sectionPlane);
243 void UnsetSectionPlane (); 229 void UnsetSectionPlane ();
244 void SetCutawayMode (CutawayMode); 230 void SetCutawayMode (CutawayMode);
245 void AddCutawayPlane (const G4Plane3 231 void AddCutawayPlane (const G4Plane3D& cutawayPlane);
246 void ChangeCutawayPlane (size_t index, 232 void ChangeCutawayPlane (size_t index, const G4Plane3D& cutawayPlane);
247 void ClearCutawayPlanes (); 233 void ClearCutawayPlanes ();
248 void SetExplodeFactor (G4double explo 234 void SetExplodeFactor (G4double explodeFactor);
249 void UnsetExplodeFactor (); 235 void UnsetExplodeFactor ();
250 void SetExplodeCentre (const G4Point3 236 void SetExplodeCentre (const G4Point3D& explodeCentre);
251 G4int SetNoOfSides (G4int nSides); 237 G4int SetNoOfSides (G4int nSides); // Returns number actually set.
252 void SetViewpointDirection (const G4Vector 238 void SetViewpointDirection (const G4Vector3D& viewpointDirection);
253 // Calls the following to get lightpoint dir 239 // Calls the following to get lightpoint direction right too.
254 void SetViewAndLights (const G4Vector 240 void SetViewAndLights (const G4Vector3D& viewpointDirection);
255 // Also sets lightpoint direction according 241 // Also sets lightpoint direction according to G4bool fLightsMoveWithCamera.
256 void SetUpVector (const G4Vector 242 void SetUpVector (const G4Vector3D& upVector);
257 void SetFieldHalfAngle (G4double field 243 void SetFieldHalfAngle (G4double fieldHalfAngle);
258 void SetOrthogonalProjection (); // This an 244 void SetOrthogonalProjection (); // This and next use SetFieldHalfAngle.
259 void SetPerspectiveProjection(G4double field 245 void SetPerspectiveProjection(G4double fieldHalfAngle = 30. * CLHEP::deg);
260 void SetZoomFactor (G4double zoomF 246 void SetZoomFactor (G4double zoomFactor);
261 void MultiplyZoomFactor (G4double zoomF 247 void MultiplyZoomFactor (G4double zoomFactorMultiplier);
262 void SetScaleFactor (const G4Vector 248 void SetScaleFactor (const G4Vector3D& scaleFactor);
263 void MultiplyScaleFactor (const G4Vector 249 void MultiplyScaleFactor (const G4Vector3D& scaleFactorMultiplier);
264 void SetCurrentTargetPoint (const G4Point3 250 void SetCurrentTargetPoint (const G4Point3D& currentTargetPoint);
265 void SetDolly (G4double dolly 251 void SetDolly (G4double dolly);
266 void IncrementDolly (G4double dolly 252 void IncrementDolly (G4double dollyIncrement);
267 void SetLightpointDirection (const G4Vector 253 void SetLightpointDirection (const G4Vector3D& lightpointDirection);
268 void SetLightsMoveWithCamera (G4bool moves); 254 void SetLightsMoveWithCamera (G4bool moves);
269 void SetPan (G4double right 255 void SetPan (G4double right, G4double up);
270 void IncrementPan (G4double right 256 void IncrementPan (G4double right, G4double up);
271 // Increment currentTarget point perpendicul 257 // Increment currentTarget point perpendicular to viewpoint direction.
272 void IncrementPan (G4double right 258 void IncrementPan (G4double right, G4double up, G4double forward);
273 // Increment currentTarget point also along 259 // Increment currentTarget point also along viewpoint direction.
274 void SetDefaultVisAttributes (const G4VisAtt 260 void SetDefaultVisAttributes (const G4VisAttributes&);
275 void SetDefaultColour (const G4Colour 261 void SetDefaultColour (const G4Colour&); // Uses SetDefaultVisAttributes.
276 void SetDefaultTextVisAttributes (const G4Vi 262 void SetDefaultTextVisAttributes (const G4VisAttributes&);
277 void SetDefaultTextColour (const G4Colour 263 void SetDefaultTextColour (const G4Colour&); // SetDefaultTextVisAttributes.
278 void SetDefaultMarker (const G4VMarke 264 void SetDefaultMarker (const G4VMarker& defaultMarker);
279 void SetGlobalMarkerScale (G4double globa 265 void SetGlobalMarkerScale (G4double globalMarkerScale);
280 void SetGlobalLineWidthScale (G4double globa 266 void SetGlobalLineWidthScale (G4double globalLineWidthScale);
281 void SetMarkerHidden (); 267 void SetMarkerHidden ();
282 void SetMarkerNotHidden (); 268 void SetMarkerNotHidden ();
283 void SetWindowSizeHint (G4int xHint, G 269 void SetWindowSizeHint (G4int xHint, G4int yHint);
284 void SetWindowLocationHint (G4int xHint, G 270 void SetWindowLocationHint (G4int xHint, G4int yHint);
285 void SetXGeometryString (const G4String 271 void SetXGeometryString (const G4String&);
286 void SetAutoRefresh (G4bool); 272 void SetAutoRefresh (G4bool);
287 void SetBackgroundColour (const G4Colour 273 void SetBackgroundColour (const G4Colour&);
288 void SetPicking (G4bool); 274 void SetPicking (G4bool);
289 void SetRotationStyle (RotationStyle) 275 void SetRotationStyle (RotationStyle);
290 void ClearVisAttributesModifiers (); 276 void ClearVisAttributesModifiers ();
291 void AddVisAttributesModifier(const G4Modeli 277 void AddVisAttributesModifier(const G4ModelingParameters::VisAttributesModifier&);
292 void SetStartTime (G4double); 278 void SetStartTime (G4double);
293 void SetEndTime (G4double); 279 void SetEndTime (G4double);
294 void SetFadeFactor (G4double); 280 void SetFadeFactor (G4double);
295 void SetDisplayHeadTime (G4bool); 281 void SetDisplayHeadTime (G4bool);
296 void SetDisplayHeadTimeX (G4double); 282 void SetDisplayHeadTimeX (G4double);
297 void SetDisplayHeadTimeY (G4double); 283 void SetDisplayHeadTimeY (G4double);
298 void SetDisplayHeadTimeSize (G4double); 284 void SetDisplayHeadTimeSize (G4double);
299 void SetDisplayHeadTimeRed (G4double); 285 void SetDisplayHeadTimeRed (G4double);
300 void SetDisplayHeadTimeGreen (G4double); 286 void SetDisplayHeadTimeGreen (G4double);
301 void SetDisplayHeadTimeBlue (G4double); 287 void SetDisplayHeadTimeBlue (G4double);
302 void SetDisplayLightFront (G4bool); 288 void SetDisplayLightFront (G4bool);
303 void SetDisplayLightFrontX (G4double); 289 void SetDisplayLightFrontX (G4double);
304 void SetDisplayLightFrontY (G4double); 290 void SetDisplayLightFrontY (G4double);
305 void SetDisplayLightFrontZ (G4double); 291 void SetDisplayLightFrontZ (G4double);
306 void SetDisplayLightFrontT (G4double); 292 void SetDisplayLightFrontT (G4double);
307 void SetDisplayLightFrontRed (G4double); 293 void SetDisplayLightFrontRed (G4double);
308 void SetDisplayLightFrontGreen (G4double); 294 void SetDisplayLightFrontGreen (G4double);
309 void SetDisplayLightFrontBlue (G4double); 295 void SetDisplayLightFrontBlue (G4double);
310 void SetSpecialMeshRendering (G4bool); <<
311 void SetSpecialMeshRenderingOption (SMROptio <<
312 void SetSpecialMeshVolumes (const std::vec <<
313 296
314 // Command dumping functions. 297 // Command dumping functions.
315 // For camera commands we need to provide th 298 // For camera commands we need to provide the standard target point from
316 // the current scene. 299 // the current scene.
317 G4String CameraAndLightingCommands(const G4P 300 G4String CameraAndLightingCommands(const G4Point3D standardTargetPoint) const;
318 G4String DrawingStyleCommands () const; 301 G4String DrawingStyleCommands () const;
319 G4String SceneModifyingCommands() const; 302 G4String SceneModifyingCommands() const;
320 G4String TouchableCommands () const; 303 G4String TouchableCommands () const;
321 G4String TimeWindowCommands () const; 304 G4String TimeWindowCommands () const;
322 305
323 // Other functions. 306 // Other functions.
324 void PrintDifferences (const G4ViewParameter 307 void PrintDifferences (const G4ViewParameters& v) const;
325 308
326 // Interpolation 309 // Interpolation
327 // Returns a null pointer when no more to be 310 // Returns a null pointer when no more to be done. For example:
328 // do { 311 // do {
329 // G4ViewParameters* vp = 312 // G4ViewParameters* vp =
330 // G4ViewParameters::CatmullRomCubicSpline 313 // G4ViewParameters::CatmullRomCubicSplineInterpolation(viewVector,nInterpolationPoints);
331 // if (!vp) break; 314 // if (!vp) break;
332 // ... 315 // ...
333 // } while (true); 316 // } while (true);
334 // Assumes equal intervals 317 // Assumes equal intervals
335 static G4ViewParameters* CatmullRomCubicSpli 318 static G4ViewParameters* CatmullRomCubicSplineInterpolation
336 (const std::vector<G4ViewParameters>& views, 319 (const std::vector<G4ViewParameters>& views,
337 G4int nInterpolationPoints = 50); // No of 320 G4int nInterpolationPoints = 50); // No of interpolations points per interval
338 321
339 private: 322 private:
340 323
341 G4int ParseGeometry ( const char *string, G4 324 G4int ParseGeometry ( const char *string, G4int *x, G4int *y, unsigned int *width, unsigned int *height);
342 G4int ReadInteger(char *string, char **NextS 325 G4int ReadInteger(char *string, char **NextString);
343 326
344 DrawingStyle fDrawingStyle; // Drawing st 327 DrawingStyle fDrawingStyle; // Drawing style.
345 G4int fNumberOfCloudPoints; // For dr 328 G4int fNumberOfCloudPoints; // For drawing in cloud style.
346 // <= 0 m 329 // <= 0 means use viewer default.
347 G4bool fAuxEdgeVisible; // Auxiliary 330 G4bool fAuxEdgeVisible; // Auxiliary edge visibility.
348 G4bool fCulling; // Culling re 331 G4bool fCulling; // Culling requested.
349 G4bool fCullInvisible; // Cull (don' 332 G4bool fCullInvisible; // Cull (don't Draw) invisible objects.
350 G4bool fDensityCulling; // Density cu 333 G4bool fDensityCulling; // Density culling requested. If so...
351 G4double fVisibleDensity; // ...density 334 G4double fVisibleDensity; // ...density lower than this not drawn.
352 G4bool fCullCovered; // Cull daugh 335 G4bool fCullCovered; // Cull daughters covered by opaque mothers.
353 G4int fCBDAlgorithmNumber; // Colour 336 G4int fCBDAlgorithmNumber; // Colour by density algorithm number.
354 std::vector<G4double> fCBDParameters; // Col 337 std::vector<G4double> fCBDParameters; // Colour by density parameters.
355 G4bool fSection; // Section dr 338 G4bool fSection; // Section drawing requested (DCUT in GEANT3).
356 G4Plane3D fSectionPlane; // Cut plane 339 G4Plane3D fSectionPlane; // Cut plane for section drawing (DCUT).
357 CutawayMode fCutawayMode; // Cutaway mo 340 CutawayMode fCutawayMode; // Cutaway mode.
358 G4Planes fCutawayPlanes; // Set of pla 341 G4Planes fCutawayPlanes; // Set of planes used for cutaway.
359 G4double fExplodeFactor; // Explode al 342 G4double fExplodeFactor; // Explode along radius by this factor...
360 G4Point3D fExplodeCentre; // ...about t 343 G4Point3D fExplodeCentre; // ...about this centre.
361 G4int fNoOfSides; // ...if poly 344 G4int fNoOfSides; // ...if polygon approximates circle.
362 G4Vector3D fViewpointDirection; 345 G4Vector3D fViewpointDirection;
363 G4Vector3D fUpVector; // Up vector. 346 G4Vector3D fUpVector; // Up vector. (Warning: MUST NOT be parallel
364 // to fViewpo 347 // to fViewpointDirection!)
365 G4double fFieldHalfAngle; // Radius / c 348 G4double fFieldHalfAngle; // Radius / camara distance, 0 for parallel.
366 G4double fZoomFactor; // Magnificat 349 G4double fZoomFactor; // Magnification relative to Standard View.
367 G4Vector3D fScaleFactor; // (Non-unifo 350 G4Vector3D fScaleFactor; // (Non-uniform) scale/magnification factor.
368 G4Point3D fCurrentTargetPoint; // Relati 351 G4Point3D fCurrentTargetPoint; // Relative to standard target point.
369 G4double fDolly; // Distance t 352 G4double fDolly; // Distance towards current target point.
370 G4bool fLightsMoveWithCamera; 353 G4bool fLightsMoveWithCamera;
371 G4Vector3D fRelativeLightpointDirection; 354 G4Vector3D fRelativeLightpointDirection;
372 // i.e., rel. to object or camera accoding t 355 // i.e., rel. to object or camera accoding to G4bool fLightsMoveWithCamera.
373 G4Vector3D fActualLightpointDirection; 356 G4Vector3D fActualLightpointDirection;
374 G4VisAttributes fDefaultVisAttributes; 357 G4VisAttributes fDefaultVisAttributes;
375 G4VisAttributes fDefaultTextVisAttributes; 358 G4VisAttributes fDefaultTextVisAttributes;
376 G4VMarker fDefaultMarker; 359 G4VMarker fDefaultMarker;
377 G4double fGlobalMarkerScale; 360 G4double fGlobalMarkerScale;
378 G4double fGlobalLineWidthScale; 361 G4double fGlobalLineWidthScale;
379 G4bool fMarkerNotHidden; 362 G4bool fMarkerNotHidden;
380 // True if transients are to be drawn and no 363 // True if transients are to be drawn and not hidden by
381 // hidden-line-hidden-surface removal algori 364 // hidden-line-hidden-surface removal algorithms, e.g., z-buffer
382 // testing; false if they are to be hidden-l 365 // testing; false if they are to be hidden-line-hidden-surface
383 // removed. 366 // removed.
384 G4int fWindowSizeHintX; // Size hints 367 G4int fWindowSizeHintX; // Size hints for pixel-based window systems.
385 G4int fWindowSizeHintY; 368 G4int fWindowSizeHintY;
386 G4int fWindowLocationHintX; // Locati 369 G4int fWindowLocationHintX; // Location hints for pixel-based window systems.
387 G4int fWindowLocationHintY; 370 G4int fWindowLocationHintY;
388 G4bool fWindowLocationHintXNegative; / 371 G4bool fWindowLocationHintXNegative; // Reference of location hints for pixel-based window systems.
389 G4bool fWindowLocationHintYNegative; 372 G4bool fWindowLocationHintYNegative;
390 G4String fXGeometryString; // If non-nul 373 G4String fXGeometryString; // If non-null, geometry string for X Windows.
391 G4int fGeometryMask; // Correspond 374 G4int fGeometryMask; // Corresponding mask.
392 G4bool fAutoRefresh; // ...after c 375 G4bool fAutoRefresh; // ...after change of view parameters.
393 G4Colour fBackgroundColour; 376 G4Colour fBackgroundColour;
394 G4bool fPicking; // Request pi 377 G4bool fPicking; // Request picking.
395 RotationStyle fRotationStyle; // Rotation s 378 RotationStyle fRotationStyle; // Rotation style.
396 std::vector<G4ModelingParameters::VisAttribu 379 std::vector<G4ModelingParameters::VisAttributesModifier> fVisAttributesModifiers;
397 G4double fStartTime, fEndTime; // Time 380 G4double fStartTime, fEndTime; // Time range (e.g., for trajectory steps).
398 G4double fFadeFactor; // 0: no fade; 1: 381 G4double fFadeFactor; // 0: no fade; 1: maximum fade with time within range.
399 G4bool fDisplayHeadTime; // Display h 382 G4bool fDisplayHeadTime; // Display head time (fEndTime) in 2D text.
400 G4double fDisplayHeadTimeX, fDisplayHead 383 G4double fDisplayHeadTimeX, fDisplayHeadTimeY; // 2D screen coords.
401 G4double fDisplayHeadTimeSize; // Scree 384 G4double fDisplayHeadTimeSize; // Screen size.
402 G4double fDisplayHeadTimeRed, fDisplayHe 385 G4double fDisplayHeadTimeRed, fDisplayHeadTimeGreen, fDisplayHeadTimeBlue;
403 G4bool fDisplayLightFront;// Display l 386 G4bool fDisplayLightFront;// Display light front at head time originating at
404 G4double fDisplayLightFrontX, fDisplayLi 387 G4double fDisplayLightFrontX, fDisplayLightFrontY, fDisplayLightFrontZ,
405 fDisplayLightFrontT; 388 fDisplayLightFrontT;
406 G4double fDisplayLightFrontRed, fDisplay 389 G4double fDisplayLightFrontRed, fDisplayLightFrontGreen, fDisplayLightFrontBlue;
407 G4bool fSpecialMeshRendering; // Requ <<
408 SMROption fSpecialMeshRenderingOption; / <<
409 std::vector<G4ModelingParameters::PVNameCopy <<
410 390
411 enum { // Constants for geometry mask in Par 391 enum { // Constants for geometry mask in ParseGeometry and related functions.
412 fNoValue = 0, 392 fNoValue = 0,
413 fXValue = 0x0001, 393 fXValue = 0x0001,
414 fYValue = 0x0002, 394 fYValue = 0x0002,
415 fWidthValue = 0x0004, 395 fWidthValue = 0x0004,
416 fHeightValue = 0x0008, 396 fHeightValue = 0x0008,
417 fAllValues = 0x000F, 397 fAllValues = 0x000F,
418 fXNegative = 0x0010, 398 fXNegative = 0x0010,
419 fYNegative = 0x0020 399 fYNegative = 0x0020
420 }; 400 };
421 }; 401 };
422 402
423 #include "G4ViewParameters.icc" 403 #include "G4ViewParameters.icc"
424 404
425 #endif 405 #endif
426 406