| Geant4 Cross Reference |
1 // Copyright (C) 2010, Guy Barrand. All rights reserved.
2 // See the file tools.license for terms.
3
4 #ifndef tools_sg_cube
5 #define tools_sg_cube
6
7 #include "node"
8 #include "render_gstos"
9
10 #include "sf"
11 #include "pick_action"
12 #include "bbox_action"
13
14 namespace tools {
15 namespace sg {
16
17 class cube : public node, public render_gstos {
18 TOOLS_NODE(cube,tools::sg::cube,node)
19 public:
20 sf<float> width;
21 sf<float> height;
22 sf<float> depth;
23 public:
24 virtual const desc_fields& node_desc_fields() const {
25 TOOLS_FIELD_DESC_NODE_CLASS(tools::sg::cube)
26 static const desc_fields s_v(parent::node_desc_fields(),3, //WARNING : take care of count.
27 TOOLS_ARG_FIELD_DESC(width),
28 TOOLS_ARG_FIELD_DESC(height),
29 TOOLS_ARG_FIELD_DESC(depth)
30 );
31 return s_v;
32 }
33 private:
34 void add_fields(){
35 add_field(&width);
36 add_field(&height);
37 add_field(&depth);
38 }
39 protected: //render_gstos
40 virtual void visit(gstos_add& a_visitor,draw_type a_style) {
41 visit<gstos_add>(a_visitor,a_style);
42 }
43 public:
44 virtual void render(render_action& a_action) {
45 if(gstos_render(a_action)) return;
46 // immediate rendering :
47 const state& state = a_action.state();
48 bool draw_edges = false;
49 if(state.m_draw_type==draw_filled) draw_edges = state.m_GL_LIGHTING?false:true;
50
51 if(draw_edges) {
52 a_action.color4f(0,0,0,1); //if lighten, then rendered grey.
53 a_action.line_width(1);
54 visit(a_action,draw_lines);
55 a_action.set_polygon_offset(true);
56 a_action.color4f(state.m_color);
57 a_action.line_width(state.m_line_width);
58 }
59
60 visit(a_action,state.m_draw_type);
61 if(draw_edges) a_action.set_polygon_offset(state.m_GL_POLYGON_OFFSET_FILL);
62 }
63
64 virtual void pick(pick_action& a_action) {
65 const state& state = a_action.state();
66 if(a_action.stop_at_first()){
67 visit(a_action,state.m_draw_type);
68 if(a_action.done()) a_action.set_node(this);
69 } else {
70 a_action.set_done(false);
71 a_action.zs().clear();
72 a_action.ws().clear();
73 visit(a_action,state.m_draw_type);
74 if(a_action.done()) {
75 a_action.add_pick(*this,a_action.zs(),a_action.ws(),a_action.state());
76 a_action.set_done(false);
77 }
78 }
79 }
80 virtual void bbox(bbox_action& a_action) {
81 const state& state = a_action.state();
82 visit(a_action,state.m_draw_type);
83 }
84 public:
85 cube()
86 :parent()
87 ,render_gstos()
88 ,width(1.0f)
89 ,height(1.0f)
90 ,depth(1.0f)
91 {
92 add_fields();
93 }
94 virtual ~cube(){}
95 public:
96 cube(const cube& a_from)
97 :parent(a_from)
98 ,render_gstos(a_from)
99 ,width(a_from.width)
100 ,height(a_from.height)
101 ,depth(a_from.depth)
102 {
103 add_fields();
104 }
105 cube& operator=(const cube& a_from){
106 parent::operator=(a_from);
107 render_gstos::operator=(a_from);
108
109 width = a_from.width;
110 height = a_from.height;
111 depth = a_from.depth;
112
113 return *this;
114 }
115 protected:
116 void _faces(float front[],float back[], //[12]
117 float right[],float left[],
118 float top[],float bottom[]){
119
120 float wh = width.value()*0.5f;
121 float hh = height.value()*0.5f;
122 float dh = depth.value()*0.5f;
123
124 front[0] = wh;front[ 1] = -hh;front[ 2] = dh;
125 front[3] = wh;front[ 4] = hh;front[ 5] = dh;
126 front[6] = -wh;front[ 7] = hh;front[ 8] = dh;
127 front[9] = -wh;front[10] = -hh;front[11] = dh;
128
129 back[0] = wh;back[ 1] = -hh;back[ 2] = -dh;
130 back[3] = -wh;back[ 4] = -hh;back[ 5] = -dh;
131 back[6] = -wh;back[ 7] = hh;back[ 8] = -dh;
132 back[9] = wh;back[10] = hh;back[11] = -dh;
133
134 right[0] = wh;right[ 1] = -hh;right[ 2] = dh;
135 right[3] = wh;right[ 4] = -hh;right[ 5] = -dh;
136 right[6] = wh;right[ 7] = hh;right[ 8] = -dh;
137 right[9] = wh;right[10] = hh;right[11] = dh;
138
139 left[0] = -wh;left[ 1] = -hh;left[ 2] = dh;
140 left[3] = -wh;left[ 4] = hh;left[ 5] = dh;
141 left[6] = -wh;left[ 7] = hh;left[ 8] = -dh;
142 left[9] = -wh;left[10] = -hh;left[11] = -dh;
143
144 top[0] = wh;top[ 1] = hh;top[ 2] = dh;
145 top[3] = wh;top[ 4] = hh;top[ 5] = -dh;
146 top[6] = -wh;top[ 7] = hh;top[ 8] = -dh;
147 top[9] = -wh;top[10] = hh;top[11] = dh;
148
149 bottom[0] = wh;bottom[ 1] = -hh;bottom[ 2] = dh;
150 bottom[3] = -wh;bottom[ 4] = -hh;bottom[ 5] = dh;
151 bottom[6] = -wh;bottom[ 7] = -hh;bottom[ 8] = -dh;
152 bottom[9] = wh;bottom[10] = -hh;bottom[11] = -dh;
153 }
154
155 void _tris(float tris[],float nms[]){ //[108]
156 float front[12];
157 float back[12];
158 float right[12];
159 float left[12];
160 float top[12];
161 float bottom[12];
162
163 _faces(front,back,right,left,top,bottom);
164
165 /////////////////////
166 tris[0] = front[0];
167 tris[1] = front[1];
168 tris[2] = front[2];
169
170 tris[3] = front[3];
171 tris[4] = front[4];
172 tris[5] = front[5];
173
174 tris[6] = front[6];
175 tris[7] = front[7];
176 tris[8] = front[8];
177 //
178 tris[9] = front[6];
179 tris[10] = front[7];
180 tris[11] = front[8];
181
182 tris[12] = front[9];
183 tris[13] = front[10];
184 tris[14] = front[11];
185
186 tris[15] = front[0];
187 tris[16] = front[1];
188 tris[17] = front[2];
189
190 /////////////////////
191 tris[18] = back[0];
192 tris[19] = back[1];
193 tris[20] = back[2];
194
195 tris[21] = back[3];
196 tris[22] = back[4];
197 tris[23] = back[5];
198
199 tris[24] = back[6];
200 tris[25] = back[7];
201 tris[26] = back[8];
202 //
203 tris[27] = back[6];
204 tris[28] = back[7];
205 tris[29] = back[8];
206
207 tris[30] = back[9];
208 tris[31] = back[10];
209 tris[32] = back[11];
210
211 tris[33] = back[0];
212 tris[34] = back[1];
213 tris[35] = back[2];
214
215 /////////////////////
216 tris[36] = right[0];
217 tris[37] = right[1];
218 tris[38] = right[2];
219
220 tris[39] = right[3];
221 tris[40] = right[4];
222 tris[41] = right[5];
223
224 tris[42] = right[6];
225 tris[43] = right[7];
226 tris[44] = right[8];
227 //
228 tris[45] = right[6];
229 tris[46] = right[7];
230 tris[47] = right[8];
231
232 tris[48] = right[9];
233 tris[49] = right[10];
234 tris[50] = right[11];
235
236 tris[51] = right[0];
237 tris[52] = right[1];
238 tris[53] = right[2];
239
240 /////////////////////
241 tris[54] = left[0];
242 tris[55] = left[1];
243 tris[56] = left[2];
244
245 tris[57] = left[3];
246 tris[58] = left[4];
247 tris[59] = left[5];
248
249 tris[60] = left[6];
250 tris[61] = left[7];
251 tris[62] = left[8];
252 //
253 tris[63] = left[6];
254 tris[64] = left[7];
255 tris[65] = left[8];
256
257 tris[66] = left[9];
258 tris[67] = left[10];
259 tris[68] = left[11];
260
261 tris[69] = left[0];
262 tris[70] = left[1];
263 tris[71] = left[2];
264
265 /////////////////////
266 tris[72] = top[0];
267 tris[73] = top[1];
268 tris[74] = top[2];
269
270 tris[75] = top[3];
271 tris[76] = top[4];
272 tris[77] = top[5];
273
274 tris[78] = top[6];
275 tris[79] = top[7];
276 tris[80] = top[8];
277 //
278 tris[81] = top[6];
279 tris[82] = top[7];
280 tris[83] = top[8];
281
282 tris[84] = top[9];
283 tris[85] = top[10];
284 tris[86] = top[11];
285
286 tris[87] = top[0];
287 tris[88] = top[1];
288 tris[89] = top[2];
289
290 /////////////////////
291 tris[90] = bottom[0];
292 tris[91] = bottom[1];
293 tris[92] = bottom[2];
294
295 tris[93] = bottom[3];
296 tris[94] = bottom[4];
297 tris[95] = bottom[5];
298
299 tris[96] = bottom[6];
300 tris[97] = bottom[7];
301 tris[98] = bottom[8];
302 //
303 tris[99] = bottom[6];
304 tris[100] = bottom[7];
305 tris[101] = bottom[8];
306
307 tris[102] = bottom[9];
308 tris[103] = bottom[10];
309 tris[104] = bottom[11];
310
311 tris[105] = bottom[0];
312 tris[106] = bottom[1];
313 tris[107] = bottom[2];
314 /////////////////////
315
316 ///////////////////// front
317 nms[0] = 0;
318 nms[1] = 0;
319 nms[2] = 1;
320
321 nms[3] = 0;
322 nms[4] = 0;
323 nms[5] = 1;
324
325 nms[6] = 0;
326 nms[7] = 0;
327 nms[8] = 1;
328 //
329 nms[9] = 0;
330 nms[10] = 0;
331 nms[11] = 1;
332
333 nms[12] = 0;
334 nms[13] = 0;
335 nms[14] = 1;
336
337 nms[15] = 0;
338 nms[16] = 0;
339 nms[17] = 1;
340
341 ///////////////////// back
342 nms[18] = 0;
343 nms[19] = 0;
344 nms[20] = -1;
345
346 nms[21] = 0;
347 nms[22] = 0;
348 nms[23] = -1;
349
350 nms[24] = 0;
351 nms[25] = 0;
352 nms[26] = -1;
353 //
354 nms[27] = 0;
355 nms[28] = 0;
356 nms[29] = -1;
357
358 nms[30] = 0;
359 nms[31] = 0;
360 nms[32] = -1;
361
362 nms[33] = 0;
363 nms[34] = 0;
364 nms[35] = -1;
365
366 ///////////////////// right
367 nms[36] = 1;
368 nms[37] = 0;
369 nms[38] = 0;
370
371 nms[39] = 1;
372 nms[40] = 0;
373 nms[41] = 0;
374
375 nms[42] = 1;
376 nms[43] = 0;
377 nms[44] = 0;
378 //
379 nms[45] = 1;
380 nms[46] = 0;
381 nms[47] = 0;
382
383 nms[48] = 1;
384 nms[49] = 0;
385 nms[50] = 0;
386
387 nms[51] = 1;
388 nms[52] = 0;
389 nms[53] = 0;
390
391 ///////////////////// left
392 nms[54] = -1;
393 nms[55] = 0;
394 nms[56] = 0;
395
396 nms[57] = -1;
397 nms[58] = 0;
398 nms[59] = 0;
399
400 nms[60] = -1;
401 nms[61] = 0;
402 nms[62] = 0;
403 //
404 nms[63] = -1;
405 nms[64] = 0;
406 nms[65] = 0;
407
408 nms[66] = -1;
409 nms[67] = 0;
410 nms[68] = 0;
411
412 nms[69] = -1;
413 nms[70] = 0;
414 nms[71] = 0;
415
416 ///////////////////// top
417 nms[72] = 0;
418 nms[73] = 1;
419 nms[74] = 0;
420
421 nms[75] = 0;
422 nms[76] = 1;
423 nms[77] = 0;
424
425 nms[78] = 0;
426 nms[79] = 1;
427 nms[80] = 0;
428 //
429 nms[81] = 0;
430 nms[82] = 1;
431 nms[83] = 0;
432
433 nms[84] = 0;
434 nms[85] = 1;
435 nms[86] = 0;
436
437 nms[87] = 0;
438 nms[88] = 1;
439 nms[89] = 0;
440
441 ///////////////////// bottom
442 nms[90] = 0;
443 nms[91] = -1;
444 nms[92] = 0;
445
446 nms[93] = 0;
447 nms[94] = -1;
448 nms[95] = 0;
449
450 nms[96] = 0;
451 nms[97] = -1;
452 nms[98] = 0;
453 //
454 nms[99] = 0;
455 nms[100] = -1;
456 nms[101] = 0;
457
458 nms[102] = 0;
459 nms[103] = -1;
460 nms[104] = 0;
461
462 nms[105] = 0;
463 nms[106] = -1;
464 nms[107] = 0;
465 /////////////////////
466 }
467
468 void _lines(float lines[]) { //[144]
469 float front[12];
470 float back[12];
471 float right[12];
472 float left[12];
473 float top[12];
474 float bottom[12];
475
476 _faces(front,back,right,left,top,bottom);
477
478 //4 segs * 2 points * 3 coords * 6 faces.
479
480 //4*2*3*6 = 24*6 = 144
481
482 lines[0] = front[0];
483 lines[1] = front[1];
484 lines[2] = front[2];
485 lines[3] = front[3];
486 lines[4] = front[4];
487 lines[5] = front[5];
488
489 lines[6] = front[3];
490 lines[7] = front[4];
491 lines[8] = front[5];
492 lines[9] = front[6];
493 lines[10] = front[7];
494 lines[11] = front[8];
495
496 lines[12] = front[6];
497 lines[13] = front[7];
498 lines[14] = front[8];
499 lines[15] = front[9];
500 lines[16] = front[10];
501 lines[17] = front[11];
502
503 lines[18] = front[9];
504 lines[19] = front[10];
505 lines[20] = front[11];
506 lines[21] = front[0];
507 lines[22] = front[1];
508 lines[23] = front[2];
509
510 lines[24] = back[0];
511 lines[25] = back[1];
512 lines[26] = back[2];
513 lines[27] = back[3];
514 lines[28] = back[4];
515 lines[29] = back[5];
516
517 lines[30] = back[3];
518 lines[31] = back[4];
519 lines[32] = back[5];
520 lines[33] = back[6];
521 lines[34] = back[7];
522 lines[35] = back[8];
523
524 lines[36] = back[6];
525 lines[37] = back[7];
526 lines[38] = back[8];
527 lines[39] = back[9];
528 lines[40] = back[10];
529 lines[41] = back[11];
530
531 lines[42] = back[9];
532 lines[43] = back[10];
533 lines[44] = back[11];
534 lines[45] = back[0];
535 lines[46] = back[1];
536 lines[47] = back[2];
537
538 lines[48] = left[0];
539 lines[49] = left[1];
540 lines[50] = left[2];
541 lines[51] = left[3];
542 lines[52] = left[4];
543 lines[53] = left[5];
544
545 lines[54] = left[3];
546 lines[55] = left[4];
547 lines[56] = left[5];
548 lines[57] = left[6];
549 lines[58] = left[7];
550 lines[59] = left[8];
551
552 lines[60] = left[6];
553 lines[61] = left[7];
554 lines[62] = left[8];
555 lines[63] = left[9];
556 lines[64] = left[10];
557 lines[65] = left[11];
558
559 lines[66] = left[9];
560 lines[67] = left[10];
561 lines[68] = left[11];
562 lines[69] = left[0];
563 lines[70] = left[1];
564 lines[71] = left[2];
565
566 lines[72] = right[0];
567 lines[73] = right[1];
568 lines[74] = right[2];
569 lines[75] = right[3];
570 lines[76] = right[4];
571 lines[77] = right[5];
572
573 lines[78] = right[3];
574 lines[79] = right[4];
575 lines[80] = right[5];
576 lines[81] = right[6];
577 lines[82] = right[7];
578 lines[83] = right[8];
579
580 lines[84] = right[6];
581 lines[85] = right[7];
582 lines[86] = right[8];
583 lines[87] = right[9];
584 lines[88] = right[10];
585 lines[89] = right[11];
586
587 lines[90] = right[9];
588 lines[91] = right[10];
589 lines[92] = right[11];
590 lines[93] = right[0];
591 lines[94] = right[1];
592 lines[95] = right[2];
593
594 lines[96] = top[0];
595 lines[97] = top[1];
596 lines[98] = top[2];
597 lines[99] = top[3];
598 lines[100] = top[4];
599 lines[101] = top[5];
600
601 lines[102] = top[3];
602 lines[103] = top[4];
603 lines[104] = top[5];
604 lines[105] = top[6];
605 lines[106] = top[7];
606 lines[107] = top[8];
607
608 lines[108] = top[6];
609 lines[109] = top[7];
610 lines[110] = top[8];
611 lines[111] = top[9];
612 lines[112] = top[10];
613 lines[113] = top[11];
614
615 lines[114] = top[9];
616 lines[115] = top[10];
617 lines[116] = top[11];
618 lines[117] = top[0];
619 lines[118] = top[1];
620 lines[119] = top[2];
621
622 lines[120] = bottom[0];
623 lines[121] = bottom[1];
624 lines[122] = bottom[2];
625 lines[123] = bottom[3];
626 lines[124] = bottom[4];
627 lines[125] = bottom[5];
628
629 lines[126] = bottom[3];
630 lines[127] = bottom[4];
631 lines[128] = bottom[5];
632 lines[129] = bottom[6];
633 lines[130] = bottom[7];
634 lines[131] = bottom[8];
635
636 lines[132] = bottom[6];
637 lines[133] = bottom[7];
638 lines[134] = bottom[8];
639 lines[135] = bottom[9];
640 lines[136] = bottom[10];
641 lines[137] = bottom[11];
642
643 lines[138] = bottom[9];
644 lines[139] = bottom[10];
645 lines[140] = bottom[11];
646 lines[141] = bottom[0];
647 lines[142] = bottom[1];
648 lines[143] = bottom[2];
649 }
650
651 void _points(float points[]) { //[24]
652 float wh = width.value()*0.5f;
653 float hh = height.value()*0.5f;
654 float dh = depth.value()*0.5f;
655
656 points[0] = wh;points[ 1] = -hh;points[ 2] = dh;
657 points[3] = wh;points[ 4] = hh;points[ 5] = dh;
658 points[6] = -wh;points[ 7] = hh;points[ 8] = dh;
659 points[9] = -wh;points[10] = -hh;points[11] = dh;
660
661 points[12+0] = wh;points[12+ 1] = -hh;points[12+ 2] = -dh;
662 points[12+3] = -wh;points[12+ 4] = -hh;points[12+ 5] = -dh;
663 points[12+6] = -wh;points[12+ 7] = hh;points[12+ 8] = -dh;
664 points[12+9] = wh;points[12+10] = hh;points[12+11] = -dh;
665 }
666
667 template <class T>
668 void visit(T& a_visitor,draw_type a_style){
669 if(a_style==draw_points) {
670 float points[24];
671 _points(points);
672 a_visitor.add_points(24,points);
673
674 } else if(a_style==draw_lines) {
675 float lines[144]; //segments
676 _lines(lines);
677 a_visitor.add_lines(144,lines);
678
679 } else if(a_style==draw_filled) {
680 float tris[108];float nms[108];
681 _tris(tris,nms);
682 a_visitor.add_triangles_normal(108,tris,nms);
683 }
684 }
685 };
686
687 }}
688
689 #endif