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1 // 1 //
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24 // ******************************************* 21 // ********************************************************************
25 // 22 //
26 // 23 //
>> 24 // $Id: G4OpenGLXmRotationCallbacks.cc,v 1.13 2004/12/10 18:16:00 gcosmo Exp $
>> 25 // GEANT4 tag $Name: geant4-08-00 $
27 // 26 //
28 // 27 //
29 // Andrew Walkden 16th April 1997 28 // Andrew Walkden 16th April 1997
30 // G4OpenGLXmRotationCallbacks : 29 // G4OpenGLXmRotationCallbacks :
31 // Several callback func 30 // Several callback functions used by
32 // elements of the contr 31 // elements of the control panel to
33 // rotate the view. 32 // rotate the view.
34 33
>> 34 #ifdef G4VIS_BUILD_OPENGLXM_DRIVER
>> 35
35 #include "G4OpenGLXmViewer.hh" 36 #include "G4OpenGLXmViewer.hh"
36 37
37 #include "G4PhysicalConstants.hh" <<
38 #include "G4Scene.hh" 38 #include "G4Scene.hh"
39 #include "G4UImanager.hh" 39 #include "G4UImanager.hh"
40 #include "G4ios.hh" 40 #include "G4ios.hh"
41 41
42 void G4OpenGLXmViewer::theta_rotation_callback 42 void G4OpenGLXmViewer::theta_rotation_callback (Widget w,
43 XtPointer clientData, 43 XtPointer clientData,
44 XtPointer callData) 44 XtPointer callData)
45 { 45 {
46 XmArrowButtonCallbackStruct *cbs = (XmArrowB 46 XmArrowButtonCallbackStruct *cbs = (XmArrowButtonCallbackStruct*) callData;
47 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer* 47 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer*) clientData;
48 48
49 pView->rotate_right = get_boolean_userData ( 49 pView->rotate_right = get_boolean_userData (w);
50 50
51 if (cbs->reason == XmCR_ARM) { 51 if (cbs->reason == XmCR_ARM) {
52 rotate_in_theta (pView, NULL); 52 rotate_in_theta (pView, NULL);
53 } else if (cbs->reason == XmCR_DISARM) { 53 } else if (cbs->reason == XmCR_DISARM) {
54 XtRemoveTimeOut (pView->rotation_timer); 54 XtRemoveTimeOut (pView->rotation_timer);
55 } 55 }
56 } 56 }
57 57
58 void G4OpenGLXmViewer::rotate_in_theta (XtPoin 58 void G4OpenGLXmViewer::rotate_in_theta (XtPointer clientData,
59 XtIntervalId* timer_id) 59 XtIntervalId* timer_id)
60 { 60 {
61 //theta spin stuff here 61 //theta spin stuff here
62 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer* 62 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; 63 G4double delta_theta;
71 64
72 if (pView->fVP.GetLightsMoveWithCamera()) { 65 if (pView->fVP.GetLightsMoveWithCamera()) {
73 if (pView->rotate_right) { 66 if (pView->rotate_right) {
74 delta_theta = -(pView->fRot_sens); << 67 delta_theta = -((G4double)pView->rot_sens);
75 } else { 68 } else {
76 delta_theta = pView->fRot_sens; << 69 delta_theta = (G4double)pView->rot_sens;
77 } 70 }
78 } else { 71 } else {
79 if (pView->rotate_right) { 72 if (pView->rotate_right) {
80 delta_theta = pView->fRot_sens; << 73 delta_theta = (G4double)pView->rot_sens;
81 } else { 74 } else {
82 delta_theta = -(pView->fRot_sens); << 75 delta_theta = -((G4double)pView->rot_sens);
83 } 76 }
84 } 77 }
85 delta_theta *= deg; 78 delta_theta *= deg;
86 // Rotates by fixed azimuthal angle delta_th 79 // Rotates by fixed azimuthal angle delta_theta.
87 80
88 const G4Vector3D& vp = pView->fVP.GetViewpoi 81 const G4Vector3D& vp = pView->fVP.GetViewpointDirection ().unit ();
89 const G4Vector3D& up = pView->fVP.GetUpVecto 82 const G4Vector3D& up = pView->fVP.GetUpVector ().unit ();
90 const G4Vector3D& zprime = up; 83 const G4Vector3D& zprime = up;
91 G4double cosalpha = up.dot (vp); 84 G4double cosalpha = up.dot (vp);
92 G4double sinalpha = std::sqrt (1. - std::pow 85 G4double sinalpha = std::sqrt (1. - std::pow (cosalpha, 2));
93 G4Vector3D yprime = (zprime.cross (vp)).unit 86 G4Vector3D yprime = (zprime.cross (vp)).unit ();
94 G4Vector3D xprime = yprime.cross (zprime); 87 G4Vector3D xprime = yprime.cross (zprime);
95 // Projection of vp on plane perpendicular t 88 // Projection of vp on plane perpendicular to up...
96 G4Vector3D a1 = sinalpha * xprime; 89 G4Vector3D a1 = sinalpha * xprime;
97 // Required new projection... 90 // Required new projection...
98 G4Vector3D a2 = 91 G4Vector3D a2 =
99 sinalpha * (std::cos (delta_theta) * xprim 92 sinalpha * (std::cos (delta_theta) * xprime + std::sin (delta_theta) * yprime);
100 // Required Increment vector... 93 // Required Increment vector...
101 G4Vector3D delta = a2 - a1; 94 G4Vector3D delta = a2 - a1;
102 // So new viewpoint is... 95 // So new viewpoint is...
103 G4Vector3D viewPoint = vp + delta; 96 G4Vector3D viewPoint = vp + delta;
104 97
105 pView->fVP.SetViewAndLights (viewPoint); 98 pView->fVP.SetViewAndLights (viewPoint);
106 */ <<
107 99
108 pView->SetView (); 100 pView->SetView ();
109 pView->ClearView (); 101 pView->ClearView ();
110 pView->DrawView (); 102 pView->DrawView ();
111 103
112 pView->rotation_timer = XtAppAddTimeOut 104 pView->rotation_timer = XtAppAddTimeOut
113 (pView->app, 105 (pView->app,
114 timer_id == NULL ? 500 : 1, 106 timer_id == NULL ? 500 : 1,
115 rotate_in_theta, 107 rotate_in_theta,
116 pView); 108 pView);
117 } 109 }
118 110
119 void G4OpenGLXmViewer::phi_rotation_callback ( 111 void G4OpenGLXmViewer::phi_rotation_callback (Widget w,
120 XtPointer clientData, 112 XtPointer clientData,
121 XtPointer callData) 113 XtPointer callData)
122 { 114 {
123 XmArrowButtonCallbackStruct *cbs = (XmArrowB 115 XmArrowButtonCallbackStruct *cbs = (XmArrowButtonCallbackStruct*) callData;
124 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer* 116 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer*) clientData;
125 117
126 pView->rotate_up = get_boolean_userData (w); 118 pView->rotate_up = get_boolean_userData (w);
127 119
128 if (cbs->reason == XmCR_ARM) { 120 if (cbs->reason == XmCR_ARM) {
129 rotate_in_phi (pView, NULL); 121 rotate_in_phi (pView, NULL);
130 } else if (cbs->reason == XmCR_DISARM) { 122 } else if (cbs->reason == XmCR_DISARM) {
131 XtRemoveTimeOut (pView->rotation_timer); 123 XtRemoveTimeOut (pView->rotation_timer);
132 } 124 }
133 } 125 }
134 126
135 void G4OpenGLXmViewer::rotate_in_phi (XtPointe 127 void G4OpenGLXmViewer::rotate_in_phi (XtPointer clientData,
136 XtIntervalId* timer_id) 128 XtIntervalId* timer_id)
137 { 129 {
138 //phi spin stuff here 130 //phi spin stuff here
139 // G4double delta_alpha; << 131 G4double delta_alpha;
140 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer* 132 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer*) clientData;
141 133
142 if (pView -> rotate_up) { <<
143 pView->rotateScene(0,-1); <<
144 } else { <<
145 pView->rotateScene(0,1); <<
146 } <<
147 /* <<
148 if (pView->fVP.GetLightsMoveWithCamera()) { 134 if (pView->fVP.GetLightsMoveWithCamera()) {
149 if (pView -> rotate_up) { 135 if (pView -> rotate_up) {
150 delta_alpha = -(pView->fRot_sens); << 136 delta_alpha = -((G4double)pView->rot_sens);
151 } else { 137 } else {
152 delta_alpha = pView->fRot_sens; << 138 delta_alpha = (G4double)pView->rot_sens;
153 } 139 }
154 } else { 140 } else {
155 if (pView -> rotate_up) { 141 if (pView -> rotate_up) {
156 delta_alpha = pView->fRot_sens; << 142 delta_alpha = (G4double)pView->rot_sens;
157 } else { 143 } else {
158 delta_alpha = -(pView->fRot_sens); << 144 delta_alpha = -((G4double)pView->rot_sens);
159 } 145 }
160 } 146 }
161 147
162 delta_alpha *= deg; 148 delta_alpha *= deg;
163 149
164 const G4Vector3D& vp = pView->fVP.GetViewpoi 150 const G4Vector3D& vp = pView->fVP.GetViewpointDirection ().unit ();
165 const G4Vector3D& up = pView->fVP.GetUpVecto 151 const G4Vector3D& up = pView->fVP.GetUpVector ().unit ();
166 152
167 const G4Vector3D& xprime = vp; 153 const G4Vector3D& xprime = vp;
168 G4Vector3D yprime = (up.cross(xprime)).unit( 154 G4Vector3D yprime = (up.cross(xprime)).unit();
169 G4Vector3D zprime = (xprime.cross(yprime)).u 155 G4Vector3D zprime = (xprime.cross(yprime)).unit();
170 156
171 G4Vector3D new_vp = std::cos(delta_alpha) * 157 G4Vector3D new_vp = std::cos(delta_alpha) * xprime + std::sin(delta_alpha) * zprime;
172 158
173 pView->fVP.SetViewAndLights (new_vp.unit()); 159 pView->fVP.SetViewAndLights (new_vp.unit());
174 160
175 if (pView->fVP.GetLightsMoveWithCamera()) { 161 if (pView->fVP.GetLightsMoveWithCamera()) {
176 G4Vector3D new_up = (new_vp.cross(yprime)) 162 G4Vector3D new_up = (new_vp.cross(yprime)).unit();
177 pView->fVP.SetUpVector(new_up); 163 pView->fVP.SetUpVector(new_up);
178 } 164 }
179 165
180 */ <<
181 pView->SetView (); 166 pView->SetView ();
182 pView->ClearView (); 167 pView->ClearView ();
183 pView->DrawView (); 168 pView->DrawView ();
184 169
185 pView->rotation_timer = XtAppAddTimeOut 170 pView->rotation_timer = XtAppAddTimeOut
186 (pView->app, 171 (pView->app,
187 timer_id == NULL ? 500 : 1, 172 timer_id == NULL ? 500 : 1,
188 rotate_in_phi, 173 rotate_in_phi,
189 pView); 174 pView);
190 } 175 }
191 176
192 void G4OpenGLXmViewer::set_rot_sens_callback ( 177 void G4OpenGLXmViewer::set_rot_sens_callback (Widget w,
193 XtPointer clientData, 178 XtPointer clientData,
194 XtPointer callData) 179 XtPointer callData)
195 { 180 {
196 XmScaleCallbackStruct *cbs = (XmScaleCallbac 181 XmScaleCallbackStruct *cbs = (XmScaleCallbackStruct*) callData;
197 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer* 182 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer*) clientData;
198 short dp = -1; 183 short dp = -1;
199 G4float ten_to_the_dp = 10.; 184 G4float ten_to_the_dp = 10.;
200 185
201 XtVaGetValues (w, 186 XtVaGetValues (w,
202 XmNdecimalPoints, &dp, 187 XmNdecimalPoints, &dp,
203 NULL); 188 NULL);
204 189
205 if (dp == 0) { 190 if (dp == 0) {
206 ten_to_the_dp = 1.; 191 ten_to_the_dp = 1.;
207 } else if ( dp > 0) { 192 } else if ( dp > 0) {
208 for (G4int i = 1; i < (G4int)dp; i++) { 193 for (G4int i = 1; i < (G4int)dp; i++) {
209 ten_to_the_dp *= 10.; 194 ten_to_the_dp *= 10.;
210 } 195 }
211 } else { 196 } else {
212 G4Exception << 197 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 } 198 }
217 199
218 pView->fRot_sens = (G4float)(cbs->value) / t << 200 pView->rot_sens = (G4float)(cbs->value) / ten_to_the_dp;
219 } 201 }
220 202
221 void G4OpenGLXmViewer::set_rot_subject_callbac 203 void G4OpenGLXmViewer::set_rot_subject_callback (Widget w,
222 XtPointer clientData, 204 XtPointer clientData,
223 XtPointer) 205 XtPointer)
224 { 206 {
225 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer* 207 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer*)clientData;
226 208
227 G4int choice = get_int_userData (w); 209 G4int choice = get_int_userData (w);
228 210
229 switch (choice) { 211 switch (choice) {
230 case 0: 212 case 0:
231 { 213 {
232 pView->fVP.SetLightsMoveWithCamera (true 214 pView->fVP.SetLightsMoveWithCamera (true);
233 break; 215 break;
234 } 216 }
235 case 1: 217 case 1:
236 { 218 {
237 pView->fVP.SetLightsMoveWithCamera (fals 219 pView->fVP.SetLightsMoveWithCamera (false);
238 break; 220 break;
239 } 221 }
240 default: 222 default:
241 { 223 {
242 G4Exception << 224 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 } 225 }
247 } 226 }
248 } 227 }
249 228
250 void G4OpenGLXmViewer::wobble_callback (Widget 229 void G4OpenGLXmViewer::wobble_callback (Widget w,
251 XtPointer, 230 XtPointer,
252 XtPointer) 231 XtPointer)
253 { 232 {
254 G4OpenGLXmViewer* pView; 233 G4OpenGLXmViewer* pView;
255 234
256 XtVaGetValues (w, 235 XtVaGetValues (w,
257 XmNuserData, &pView, 236 XmNuserData, &pView,
258 NULL); 237 NULL);
259 238
260 pView->original_vp = pView->fVP.GetViewpoint 239 pView->original_vp = pView->fVP.GetViewpointDirection();
261 pView->wobble_timer = XtAppAddTimeOut 240 pView->wobble_timer = XtAppAddTimeOut
262 (pView->app, 241 (pView->app,
263 (long unsigned int) (1000. * (1. / pView- 242 (long unsigned int) (1000. * (1. / pView->wob_sens)),
264 wobble_timer_callback, 243 wobble_timer_callback,
265 pView); 244 pView);
266 } 245 }
267 246
268 void G4OpenGLXmViewer::wobble_timer_callback ( 247 void G4OpenGLXmViewer::wobble_timer_callback (XtPointer clientData,
269 XtIntervalId*) 248 XtIntervalId*)
270 { 249 {
271 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer* 250 G4OpenGLXmViewer* pView = (G4OpenGLXmViewer*)clientData;
272 const G4Vector3D& up = pView->fVP.GetUpVecto 251 const G4Vector3D& up = pView->fVP.GetUpVector();
273 G4Vector3D third_axis = up.cross(pView->orig 252 G4Vector3D third_axis = up.cross(pView->original_vp);
274 G4double pi_div_by_ten = pi / 10.0; 253 G4double pi_div_by_ten = pi / 10.0;
275 G4Vector3D d_up = 0.1 * (std::sin ((G4double 254 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 (( 255 G4Vector3D d_third_axis = 0.1 * (std::sin ((G4double)pView->frameNo * (pi_div_by_ten))) * third_axis;
277 256
278 pView->fVP.SetViewAndLights (pView->original 257 pView->fVP.SetViewAndLights (pView->original_vp + d_up + d_third_axis);
279 258
280 pView->SetView (); 259 pView->SetView ();
281 pView->ClearView (); 260 pView->ClearView ();
282 pView->DrawView (); 261 pView->DrawView ();
283 262
284 if (pView->frameNo++ == 20) { 263 if (pView->frameNo++ == 20) {
285 if (pView->wobble_timer) { 264 if (pView->wobble_timer) {
286 XtRemoveTimeOut (pView->wobble_timer); 265 XtRemoveTimeOut (pView->wobble_timer);
287 pView->frameNo = 0; 266 pView->frameNo = 0;
288 pView->fVP.SetViewAndLights (pView->orig 267 pView->fVP.SetViewAndLights (pView->original_vp);
289 pView->SetView (); 268 pView->SetView ();
290 pView->ClearView (); 269 pView->ClearView ();
291 pView->DrawView (); 270 pView->DrawView ();
292 } 271 }
293 } else { 272 } else {
294 pView->wobble_timer = XtAppAddTimeOut 273 pView->wobble_timer = XtAppAddTimeOut
295 (pView->app, 274 (pView->app,
296 (long unsigned int) (1000. * (1. / pVie 275 (long unsigned int) (1000. * (1. / pView->wob_sens)),
297 wobble_timer_callback, 276 wobble_timer_callback,
298 pView); 277 pView);
299 } 278 }
300 } 279 }
301 280
302 void G4OpenGLXmViewer::reset_callback (Widget 281 void G4OpenGLXmViewer::reset_callback (Widget w,
303 XtPointer, 282 XtPointer,
304 XtPointer) 283 XtPointer)
305 { 284 {
306 285
307 G4OpenGLXmViewer* pView; 286 G4OpenGLXmViewer* pView;
308 287
309 XtVaGetValues (w, 288 XtVaGetValues (w,
310 XmNuserData, &pView, 289 XmNuserData, &pView,
311 NULL); 290 NULL);
312 291
313 pView->fVP.SetCurrentTargetPoint(G4Point3D() 292 pView->fVP.SetCurrentTargetPoint(G4Point3D());
314 pView->fVP.SetZoomFactor(1.0); 293 pView->fVP.SetZoomFactor(1.0);
315 pView->fVP.SetDolly(0.0); 294 pView->fVP.SetDolly(0.0);
316 pView->SetView (); 295 pView->SetView ();
317 pView->ClearView (); 296 pView->ClearView ();
318 pView->DrawView (); 297 pView->DrawView ();
319 pView->zoom_low = 0.1; 298 pView->zoom_low = 0.1;
320 pView->zoom_high = 10.0; 299 pView->zoom_high = 10.0;
321 300
322 } 301 }
>> 302 #endif
323 303