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25 // 25 //
26 // 26 //
>> 27 // $Id: G4OpenGLXmRotationCallbacks.cc,v 1.14 2006/06/29 21:19:56 gunter Exp $
>> 28 // GEANT4 tag $Name: geant4-08-03-patch-01 $
27 // 29 //
28 // 30 //
29 // Andrew Walkden 16th April 1997 31 // Andrew Walkden 16th April 1997
30 // G4OpenGLXmRotationCallbacks : 32 // G4OpenGLXmRotationCallbacks :
31 // Several callback func 33 // Several callback functions used by
32 // elements of the contr 34 // elements of the control panel to
33 // rotate the view. 35 // rotate the view.
34 36
>> 37 #ifdef G4VIS_BUILD_OPENGLXM_DRIVER
>> 38
35 #include "G4OpenGLXmViewer.hh" 39 #include "G4OpenGLXmViewer.hh"
36 40
37 #include "G4PhysicalConstants.hh" <<
38 #include "G4Scene.hh" 41 #include "G4Scene.hh"
39 #include "G4UImanager.hh" 42 #include "G4UImanager.hh"
40 #include "G4ios.hh" 43 #include "G4ios.hh"
41 44
42 void G4OpenGLXmViewer::theta_rotation_callback 45 void G4OpenGLXmViewer::theta_rotation_callback (Widget w,
43 XtPointer clientData, 46 XtPointer clientData,
44 XtPointer callData) 47 XtPointer callData)
45 { 48 {
46 XmArrowButtonCallbackStruct *cbs = (XmArrowB 49 XmArrowButtonCallbackStruct *cbs = (XmArrowButtonCallbackStruct*) callData;
47 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer* 50 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer*) clientData;
48 51
49 pView->rotate_right = get_boolean_userData ( 52 pView->rotate_right = get_boolean_userData (w);
50 53
51 if (cbs->reason == XmCR_ARM) { 54 if (cbs->reason == XmCR_ARM) {
52 rotate_in_theta (pView, NULL); 55 rotate_in_theta (pView, NULL);
53 } else if (cbs->reason == XmCR_DISARM) { 56 } else if (cbs->reason == XmCR_DISARM) {
54 XtRemoveTimeOut (pView->rotation_timer); 57 XtRemoveTimeOut (pView->rotation_timer);
55 } 58 }
56 } 59 }
57 60
58 void G4OpenGLXmViewer::rotate_in_theta (XtPoin 61 void G4OpenGLXmViewer::rotate_in_theta (XtPointer clientData,
59 XtIntervalId* timer_id) 62 XtIntervalId* timer_id)
60 { 63 {
61 //theta spin stuff here 64 //theta spin stuff here
62 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer* 65 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer*) clientData;
63 <<
64 if (pView->rotate_right) { <<
65 pView->rotateScene(1,0); <<
66 } else { <<
67 pView->rotateScene(-1,0); <<
68 } <<
69 /* <<
70 G4double delta_theta; 66 G4double delta_theta;
71 67
72 if (pView->fVP.GetLightsMoveWithCamera()) { 68 if (pView->fVP.GetLightsMoveWithCamera()) {
73 if (pView->rotate_right) { 69 if (pView->rotate_right) {
74 delta_theta = -(pView->fRot_sens); << 70 delta_theta = -((G4double)pView->rot_sens);
75 } else { 71 } else {
76 delta_theta = pView->fRot_sens; << 72 delta_theta = (G4double)pView->rot_sens;
77 } 73 }
78 } else { 74 } else {
79 if (pView->rotate_right) { 75 if (pView->rotate_right) {
80 delta_theta = pView->fRot_sens; << 76 delta_theta = (G4double)pView->rot_sens;
81 } else { 77 } else {
82 delta_theta = -(pView->fRot_sens); << 78 delta_theta = -((G4double)pView->rot_sens);
83 } 79 }
84 } 80 }
85 delta_theta *= deg; 81 delta_theta *= deg;
86 // Rotates by fixed azimuthal angle delta_th 82 // Rotates by fixed azimuthal angle delta_theta.
87 83
88 const G4Vector3D& vp = pView->fVP.GetViewpoi 84 const G4Vector3D& vp = pView->fVP.GetViewpointDirection ().unit ();
89 const G4Vector3D& up = pView->fVP.GetUpVecto 85 const G4Vector3D& up = pView->fVP.GetUpVector ().unit ();
90 const G4Vector3D& zprime = up; 86 const G4Vector3D& zprime = up;
91 G4double cosalpha = up.dot (vp); 87 G4double cosalpha = up.dot (vp);
92 G4double sinalpha = std::sqrt (1. - std::pow 88 G4double sinalpha = std::sqrt (1. - std::pow (cosalpha, 2));
93 G4Vector3D yprime = (zprime.cross (vp)).unit 89 G4Vector3D yprime = (zprime.cross (vp)).unit ();
94 G4Vector3D xprime = yprime.cross (zprime); 90 G4Vector3D xprime = yprime.cross (zprime);
95 // Projection of vp on plane perpendicular t 91 // Projection of vp on plane perpendicular to up...
96 G4Vector3D a1 = sinalpha * xprime; 92 G4Vector3D a1 = sinalpha * xprime;
97 // Required new projection... 93 // Required new projection...
98 G4Vector3D a2 = 94 G4Vector3D a2 =
99 sinalpha * (std::cos (delta_theta) * xprim 95 sinalpha * (std::cos (delta_theta) * xprime + std::sin (delta_theta) * yprime);
100 // Required Increment vector... 96 // Required Increment vector...
101 G4Vector3D delta = a2 - a1; 97 G4Vector3D delta = a2 - a1;
102 // So new viewpoint is... 98 // So new viewpoint is...
103 G4Vector3D viewPoint = vp + delta; 99 G4Vector3D viewPoint = vp + delta;
104 100
105 pView->fVP.SetViewAndLights (viewPoint); 101 pView->fVP.SetViewAndLights (viewPoint);
106 */ <<
107 102
108 pView->SetView (); 103 pView->SetView ();
109 pView->ClearView (); 104 pView->ClearView ();
110 pView->DrawView (); 105 pView->DrawView ();
111 106
112 pView->rotation_timer = XtAppAddTimeOut 107 pView->rotation_timer = XtAppAddTimeOut
113 (pView->app, 108 (pView->app,
114 timer_id == NULL ? 500 : 1, 109 timer_id == NULL ? 500 : 1,
115 rotate_in_theta, 110 rotate_in_theta,
116 pView); 111 pView);
117 } 112 }
118 113
119 void G4OpenGLXmViewer::phi_rotation_callback ( 114 void G4OpenGLXmViewer::phi_rotation_callback (Widget w,
120 XtPointer clientData, 115 XtPointer clientData,
121 XtPointer callData) 116 XtPointer callData)
122 { 117 {
123 XmArrowButtonCallbackStruct *cbs = (XmArrowB 118 XmArrowButtonCallbackStruct *cbs = (XmArrowButtonCallbackStruct*) callData;
124 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer* 119 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer*) clientData;
125 120
126 pView->rotate_up = get_boolean_userData (w); 121 pView->rotate_up = get_boolean_userData (w);
127 122
128 if (cbs->reason == XmCR_ARM) { 123 if (cbs->reason == XmCR_ARM) {
129 rotate_in_phi (pView, NULL); 124 rotate_in_phi (pView, NULL);
130 } else if (cbs->reason == XmCR_DISARM) { 125 } else if (cbs->reason == XmCR_DISARM) {
131 XtRemoveTimeOut (pView->rotation_timer); 126 XtRemoveTimeOut (pView->rotation_timer);
132 } 127 }
133 } 128 }
134 129
135 void G4OpenGLXmViewer::rotate_in_phi (XtPointe 130 void G4OpenGLXmViewer::rotate_in_phi (XtPointer clientData,
136 XtIntervalId* timer_id) 131 XtIntervalId* timer_id)
137 { 132 {
138 //phi spin stuff here 133 //phi spin stuff here
139 // G4double delta_alpha; << 134 G4double delta_alpha;
140 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer* 135 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer*) clientData;
141 136
142 if (pView -> rotate_up) { <<
143 pView->rotateScene(0,-1); <<
144 } else { <<
145 pView->rotateScene(0,1); <<
146 } <<
147 /* <<
148 if (pView->fVP.GetLightsMoveWithCamera()) { 137 if (pView->fVP.GetLightsMoveWithCamera()) {
149 if (pView -> rotate_up) { 138 if (pView -> rotate_up) {
150 delta_alpha = -(pView->fRot_sens); << 139 delta_alpha = -((G4double)pView->rot_sens);
151 } else { 140 } else {
152 delta_alpha = pView->fRot_sens; << 141 delta_alpha = (G4double)pView->rot_sens;
153 } 142 }
154 } else { 143 } else {
155 if (pView -> rotate_up) { 144 if (pView -> rotate_up) {
156 delta_alpha = pView->fRot_sens; << 145 delta_alpha = (G4double)pView->rot_sens;
157 } else { 146 } else {
158 delta_alpha = -(pView->fRot_sens); << 147 delta_alpha = -((G4double)pView->rot_sens);
159 } 148 }
160 } 149 }
161 150
162 delta_alpha *= deg; 151 delta_alpha *= deg;
163 152
164 const G4Vector3D& vp = pView->fVP.GetViewpoi 153 const G4Vector3D& vp = pView->fVP.GetViewpointDirection ().unit ();
165 const G4Vector3D& up = pView->fVP.GetUpVecto 154 const G4Vector3D& up = pView->fVP.GetUpVector ().unit ();
166 155
167 const G4Vector3D& xprime = vp; 156 const G4Vector3D& xprime = vp;
168 G4Vector3D yprime = (up.cross(xprime)).unit( 157 G4Vector3D yprime = (up.cross(xprime)).unit();
169 G4Vector3D zprime = (xprime.cross(yprime)).u 158 G4Vector3D zprime = (xprime.cross(yprime)).unit();
170 159
171 G4Vector3D new_vp = std::cos(delta_alpha) * 160 G4Vector3D new_vp = std::cos(delta_alpha) * xprime + std::sin(delta_alpha) * zprime;
172 161
173 pView->fVP.SetViewAndLights (new_vp.unit()); 162 pView->fVP.SetViewAndLights (new_vp.unit());
174 163
175 if (pView->fVP.GetLightsMoveWithCamera()) { 164 if (pView->fVP.GetLightsMoveWithCamera()) {
176 G4Vector3D new_up = (new_vp.cross(yprime)) 165 G4Vector3D new_up = (new_vp.cross(yprime)).unit();
177 pView->fVP.SetUpVector(new_up); 166 pView->fVP.SetUpVector(new_up);
178 } 167 }
179 168
180 */ <<
181 pView->SetView (); 169 pView->SetView ();
182 pView->ClearView (); 170 pView->ClearView ();
183 pView->DrawView (); 171 pView->DrawView ();
184 172
185 pView->rotation_timer = XtAppAddTimeOut 173 pView->rotation_timer = XtAppAddTimeOut
186 (pView->app, 174 (pView->app,
187 timer_id == NULL ? 500 : 1, 175 timer_id == NULL ? 500 : 1,
188 rotate_in_phi, 176 rotate_in_phi,
189 pView); 177 pView);
190 } 178 }
191 179
192 void G4OpenGLXmViewer::set_rot_sens_callback ( 180 void G4OpenGLXmViewer::set_rot_sens_callback (Widget w,
193 XtPointer clientData, 181 XtPointer clientData,
194 XtPointer callData) 182 XtPointer callData)
195 { 183 {
196 XmScaleCallbackStruct *cbs = (XmScaleCallbac 184 XmScaleCallbackStruct *cbs = (XmScaleCallbackStruct*) callData;
197 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer* 185 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer*) clientData;
198 short dp = -1; 186 short dp = -1;
199 G4float ten_to_the_dp = 10.; 187 G4float ten_to_the_dp = 10.;
200 188
201 XtVaGetValues (w, 189 XtVaGetValues (w,
202 XmNdecimalPoints, &dp, 190 XmNdecimalPoints, &dp,
203 NULL); 191 NULL);
204 192
205 if (dp == 0) { 193 if (dp == 0) {
206 ten_to_the_dp = 1.; 194 ten_to_the_dp = 1.;
207 } else if ( dp > 0) { 195 } else if ( dp > 0) {
208 for (G4int i = 1; i < (G4int)dp; i++) { 196 for (G4int i = 1; i < (G4int)dp; i++) {
209 ten_to_the_dp *= 10.; 197 ten_to_the_dp *= 10.;
210 } 198 }
211 } else { 199 } else {
212 G4Exception << 200 G4Exception("Bad value returned for dp in set_rot_sens_callback");
213 ("G4OpenGLXmViewer::set_rot_sens_callbac <<
214 "opengl2004", FatalException, <<
215 "Bad value returned for dp in set_rot_s <<
216 } 201 }
217 202
218 pView->fRot_sens = (G4float)(cbs->value) / t << 203 pView->rot_sens = (G4float)(cbs->value) / ten_to_the_dp;
219 } 204 }
220 205
221 void G4OpenGLXmViewer::set_rot_subject_callbac 206 void G4OpenGLXmViewer::set_rot_subject_callback (Widget w,
222 XtPointer clientData, 207 XtPointer clientData,
223 XtPointer) 208 XtPointer)
224 { 209 {
225 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer* 210 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer*)clientData;
226 211
227 G4int choice = get_int_userData (w); 212 G4int choice = get_int_userData (w);
228 213
229 switch (choice) { 214 switch (choice) {
230 case 0: 215 case 0:
231 { 216 {
232 pView->fVP.SetLightsMoveWithCamera (true 217 pView->fVP.SetLightsMoveWithCamera (true);
233 break; 218 break;
234 } 219 }
235 case 1: 220 case 1:
236 { 221 {
237 pView->fVP.SetLightsMoveWithCamera (fals 222 pView->fVP.SetLightsMoveWithCamera (false);
238 break; 223 break;
239 } 224 }
240 default: 225 default:
241 { 226 {
242 G4Exception << 227 G4Exception("Unrecognised choice made in set_rot_subject_callback");
243 ("G4OpenGLXmViewer::set_rot_subject_callback <<
244 "opengl2005", FatalException, <<
245 "Unrecognised choice made in set_rot_subjec <<
246 } 228 }
247 } 229 }
248 } 230 }
249 231
250 void G4OpenGLXmViewer::wobble_callback (Widget 232 void G4OpenGLXmViewer::wobble_callback (Widget w,
251 XtPointer, 233 XtPointer,
252 XtPointer) 234 XtPointer)
253 { 235 {
254 G4OpenGLXmViewer* pView; 236 G4OpenGLXmViewer* pView;
255 237
256 XtVaGetValues (w, 238 XtVaGetValues (w,
257 XmNuserData, &pView, 239 XmNuserData, &pView,
258 NULL); 240 NULL);
259 241
260 pView->original_vp = pView->fVP.GetViewpoint 242 pView->original_vp = pView->fVP.GetViewpointDirection();
261 pView->wobble_timer = XtAppAddTimeOut 243 pView->wobble_timer = XtAppAddTimeOut
262 (pView->app, 244 (pView->app,
263 (long unsigned int) (1000. * (1. / pView- 245 (long unsigned int) (1000. * (1. / pView->wob_sens)),
264 wobble_timer_callback, 246 wobble_timer_callback,
265 pView); 247 pView);
266 } 248 }
267 249
268 void G4OpenGLXmViewer::wobble_timer_callback ( 250 void G4OpenGLXmViewer::wobble_timer_callback (XtPointer clientData,
269 XtIntervalId*) 251 XtIntervalId*)
270 { 252 {
271 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer* 253 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer*)clientData;
272 const G4Vector3D& up = pView->fVP.GetUpVecto 254 const G4Vector3D& up = pView->fVP.GetUpVector();
273 G4Vector3D third_axis = up.cross(pView->orig 255 G4Vector3D third_axis = up.cross(pView->original_vp);
274 G4double pi_div_by_ten = pi / 10.0; 256 G4double pi_div_by_ten = pi / 10.0;
275 G4Vector3D d_up = 0.1 * (std::sin ((G4double 257 G4Vector3D d_up = 0.1 * (std::sin ((G4double)pView->frameNo * pi_div_by_ten * 2.)) * up;
276 G4Vector3D d_third_axis = 0.1 * (std::sin (( 258 G4Vector3D d_third_axis = 0.1 * (std::sin ((G4double)pView->frameNo * (pi_div_by_ten))) * third_axis;
277 259
278 pView->fVP.SetViewAndLights (pView->original 260 pView->fVP.SetViewAndLights (pView->original_vp + d_up + d_third_axis);
279 261
280 pView->SetView (); 262 pView->SetView ();
281 pView->ClearView (); 263 pView->ClearView ();
282 pView->DrawView (); 264 pView->DrawView ();
283 265
284 if (pView->frameNo++ == 20) { 266 if (pView->frameNo++ == 20) {
285 if (pView->wobble_timer) { 267 if (pView->wobble_timer) {
286 XtRemoveTimeOut (pView->wobble_timer); 268 XtRemoveTimeOut (pView->wobble_timer);
287 pView->frameNo = 0; 269 pView->frameNo = 0;
288 pView->fVP.SetViewAndLights (pView->orig 270 pView->fVP.SetViewAndLights (pView->original_vp);
289 pView->SetView (); 271 pView->SetView ();
290 pView->ClearView (); 272 pView->ClearView ();
291 pView->DrawView (); 273 pView->DrawView ();
292 } 274 }
293 } else { 275 } else {
294 pView->wobble_timer = XtAppAddTimeOut 276 pView->wobble_timer = XtAppAddTimeOut
295 (pView->app, 277 (pView->app,
296 (long unsigned int) (1000. * (1. / pVie 278 (long unsigned int) (1000. * (1. / pView->wob_sens)),
297 wobble_timer_callback, 279 wobble_timer_callback,
298 pView); 280 pView);
299 } 281 }
300 } 282 }
301 283
302 void G4OpenGLXmViewer::reset_callback (Widget 284 void G4OpenGLXmViewer::reset_callback (Widget w,
303 XtPointer, 285 XtPointer,
304 XtPointer) 286 XtPointer)
305 { 287 {
306 288
307 G4OpenGLXmViewer* pView; 289 G4OpenGLXmViewer* pView;
308 290
309 XtVaGetValues (w, 291 XtVaGetValues (w,
310 XmNuserData, &pView, 292 XmNuserData, &pView,
311 NULL); 293 NULL);
312 294
313 pView->fVP.SetCurrentTargetPoint(G4Point3D() 295 pView->fVP.SetCurrentTargetPoint(G4Point3D());
314 pView->fVP.SetZoomFactor(1.0); 296 pView->fVP.SetZoomFactor(1.0);
315 pView->fVP.SetDolly(0.0); 297 pView->fVP.SetDolly(0.0);
316 pView->SetView (); 298 pView->SetView ();
317 pView->ClearView (); 299 pView->ClearView ();
318 pView->DrawView (); 300 pView->DrawView ();
319 pView->zoom_low = 0.1; 301 pView->zoom_low = 0.1;
320 pView->zoom_high = 10.0; 302 pView->zoom_high = 10.0;
321 303
322 } 304 }
>> 305 #endif
323 306