lvidx 83 : 28.0747 : OcrGdsTfbInLsoOfl0xc2b5ba0 : TODO uncoincide dicyco
============================================================================
issue : parsurf min.z goes lower
-------------------------------------
* looks to be a coincidence artifact yielding some parsurf iso zeros
* TODO:
* extend uncoincidence to handle "dicyco" ? when co-endcap is coincident
::
## 28.0747 OcrGdsTfbInLsoOfl0xc2b5ba0 lvidx 83 nsp 243 difference cylinder cone nds[ 2] 4515 6175 .
amn ( -32.500 -32.500 -247.488) ## parsurf min.z goes lower
bmn ( -32.500 -32.500 -219.413)
dmn ( 0.000 0.000 -28.075)
amx ( 32.500 32.500 247.488)
bmx ( 32.500 32.500 247.488)
dmx ( 0.000 0.000 -0.000)
Ahha uncoincide : doesnt kick in for straight dicyco
------------------------------------------------------------
::
22 unsigned NNodeUncoincide::uncoincide()
23 {
24 // canonically invoked via nnode::uncoincide from NCSG::import_r
..
31 if(m_node->is_root())
32 {
33 rc = uncoincide_treewise();
34 }
35
36 // NB BELOW PAIRWISE APPROACH CURRENTLY NOT USED
37 else if(is_uncoincidable_subtraction(a,b))
::
308 unsigned NNodeUncoincide::uncoincide_treewise()
309 {
310 assert( m_node->is_root() );
311
312 unsigned typmsk = m_node->get_type_mask();
313
314 unsigned uncy = CSGMASK_UNION | CSGMASK_CYLINDER ;
315 unsigned uncyco = CSGMASK_UNION | CSGMASK_CYLINDER | CSGMASK_CONE ;
316 unsigned uncycodi = CSGMASK_UNION | CSGMASK_DIFFERENCE | CSGMASK_CYLINDER | CSGMASK_CONE ;
317
318 bool root_difference = m_node->type == CSG_DIFFERENCE ;
319 bool root_uncy = typmsk == uncy ;
320 bool root_uncyco = typmsk == uncyco ;
321 bool root_uncycodi = typmsk == uncycodi ;
322
323 if(root_uncy || root_uncyco)
324 {
325 uncoincide_uncyco(m_node);
326 }
327 else if( root_uncycodi )
328 {
329 nnode* left = m_node->left ;
330 unsigned left_typmsk = left->get_type_mask();
331
332 //const nnode* right = m_node->right ;
333 //unsigned right_typmsk = right->get_type_mask();
334
335 bool left_uncy = left_typmsk == uncy ;
336 bool left_uncyco = left_typmsk == uncyco ;
337
338 if( root_difference && ( left_uncy || left_uncyco ))
339 {
340 LOG(info) << "NNodeUncoincide::uncoincide_tree"
341 << " TRYING root.left UNCOINCIDE_UNCYCO "
342 << " root " << m_node->get_type_mask_string()
343 << " left " << m_node->left->get_type_mask_string()
344 << " right " << m_node->right->get_type_mask_string()
345 ;
346
347 uncoincide_uncyco( left );
348 }
349 }
350 return 0 ;
351 }
opticks-;opticks-tbool-vi 83
--------------------------------
opticks-tbool 83
* ~/opticks_refs/lvidx_83_tbool_coincidence_artifact_at_cylinder_base.png
* ~/opticks_refs/lvidx_83_tbool_cylinder_subtract_cone_shaping_base.png
::
78 # generated by tboolean.py : 20170706-1446
79 # opticks-;opticks-tbool 83
80 # opticks-;opticks-tbool-vi 83
81
82
83 a = CSG("cylinder", param = [0.000,0.000,0.000,32.500],param1 = [-247.488,247.488,0.000,0.000])
84 b = CSG("cone", param = [1930.000,-47.298,125.000,47.298],param1 = [0.000,0.000,0.000,0.000])
85 b.transform = [[1.000,0.000,0.000,0.000],[0.000,1.000,0.000,0.000],[0.000,0.000,1.000,0.000],[-516.623,1247.237,-200.190,1.000]]
86 ab = CSG("difference", left=a, right=b)
87
In [4]: (-47.298 + -200.190, 47.298 + -200.190 )
Out[4]: (-247.488, -152.892) ## cone base z coincides with cylinder base -> artifact
::
1163
1164
1165
1166
1167
1168
1169
::
In [1]: 494.975297772037/2.
Out[1]: 247.4876488860185
In [2]: 94.5960416058894/2.
Out[2]: 47.2980208029447
g4poly bbox vs parsurf bbox
---------------------------
::
op --gltf 44 # dump the compare meshes table
// :set nowrap
2017-07-06 18:06:23.849 INFO [3696358] [GScene::compareMeshes_GMeshBB@435] GScene::compareMeshes_GMeshBB num_meshes 249 cut 0.1 bbty CSG_BBOX_PARSURF parsurf_level 2 parsurf_target 200
3869.75 RadialShieldUnit0xc3d7da8 lvidx 56 nsp 507 amn ( -2262.150 -2262.150 -498.500) bmn ( 1607.600 0.000 -498.500) dmn ( -3869.750 -2262.150 0.000) amx ( 2262.150 2262.150 498.500) bmx ( 2262.150 1589.370 498.500) dmx ( 0.000 672.780 0.000)
3407.72 SstBotCirRibBase0xc26e2d0 lvidx 65 nsp 324 amn ( -2000.000 -2000.000 -215.000) bmn ( 1407.720 12.467 -215.000) dmn ( -3407.720 -2012.468 0.000) amx ( 1847.759 2000.000 215.000) bmx ( 1998.360 1404.240 215.000) dmx ( -150.601 595.760 0.000)
2074.65 SstTopCirRibBase0xc264f78 lvidx 69 nsp 352 amn ( -1220.000 -1220.000 -115.945) bmn ( 854.653 10.020 -115.945) dmn ( -2074.653 -1230.020 0.000) amx ( 1220.000 1220.000 115.945) bmx ( 1218.680 854.688 115.945) dmx ( 1.320 365.312 0.000)
345.51 SstTopRadiusRib0xc271720 lvidx 66 nsp 408 amn ( -345.000 -10.000 -1114.250) bmn ( -345.510 -10.000 -1114.250) dmn ( 0.510 0.000 0.000) amx ( 0.000 10.000 1114.250) bmx ( 345.510 10.000 1114.250) dmx ( -345.510 0.000 0.000)
320 SstTopHub0xc2643d8 lvidx 68 nsp 317 amn ( -220.500 -220.500 -340.000) bmn ( -220.500 -220.500 -340.000) dmn ( 0.000 0.000 0.000) amx ( 220.500 220.500 0.000) bmx ( 220.500 220.500 -320.000) dmx ( 0.000 0.000 320.000)
## 28.0747 OcrGdsTfbInLsoOfl0xc2b5ba0 lvidx 83 nsp 243 amn ( -32.500 -32.500 -247.488) bmn ( -32.500 -32.500 -219.413) dmn ( 0.000 0.000 -28.075) amx ( 32.500 32.500 247.488) bmx ( 32.500 32.500 247.488) dmx ( 0.000 0.000 -0.000)
26.2183 OcrGdsLsoPrt0xc104978 lvidx 81 nsp 342 amn ( -98.000 -98.000 0.000) bmn ( -98.000 -98.000 26.218) dmn ( 0.000 0.000 -26.218) amx ( 98.000 98.000 214.596) bmx ( 98.000 98.000 214.596) dmx ( 0.000 0.000 0.000)
20 headon-pmt-mount0xc2a7670 lvidx 55 nsp 365 amn ( -51.500 -51.500 -120.000) bmn ( -36.850 -36.850 -100.000) dmn ( -14.650 -14.650 -20.000) amx ( 51.500 51.500 100.000) bmx ( 36.850 36.850 100.000) dmx ( 14.650 14.650 0.000)
12 near_side_long_hbeam0xbf3b5d0 lvidx 17 nsp 450 amn ( -2000.000 -100.000 -147.000) bmn ( -2000.000 -99.876 -135.000) dmn ( 0.000 -0.124 -12.000) amx ( 2000.000 100.000 147.000) bmx ( 2000.070 100.124 146.908) dmx ( -0.070 -0.124 0.092)
10.035 weight-shell0xc307920 lvidx 103 nsp 567 amn ( -10.035 -10.035 -28.510) bmn ( -10.035 -10.035 -18.475) dmn ( 0.000 0.000 -10.035) amx ( 10.035 10.035 28.510) bmx ( 10.035 10.035 18.475) dmx ( 0.000 0.000 10.035)
10.035 AmCCo60AcrylicContainer0xc0b23b8 lvidx 131 nsp 219 amn ( -10.035 -10.035 -24.900) bmn ( -10.035 -10.035 -14.865) dmn ( 0.000 0.000 -10.035) amx ( 10.035 10.035 24.900) bmx ( 10.035 10.036 24.899) dmx ( -0.000 -0.001 0.000)
10.035 source-shell0xc2d62d0 lvidx 111 nsp 567 amn ( -10.035 -10.035 -24.900) bmn ( -10.035 -10.035 -14.865) dmn ( 0.000 0.000 -10.035) amx ( 10.035 10.035 24.900) bmx ( 10.035 10.035 14.865) dmx ( 0.000 0.000 10.035)
10.035 led-source-shell0xc3068f0 lvidx 100 nsp 567 amn ( -10.035 -10.035 -24.900) bmn ( -10.035 -10.035 -14.865) dmn ( 0.000 0.000 -10.035) amx ( 10.035 10.035 24.900) bmx ( 10.035 10.035 14.865) dmx ( 0.000 0.000 10.035)
8.09241 OcrGdsInLso0xbfa2190 lvidx 31 nsp 287 amn ( 485.123 -1278.737 -242.962) bmn ( 485.131 -1278.720 -251.054) dmn ( -0.008 -0.017 8.092) amx ( 548.123 -1215.737 194.127) bmx ( 548.131 -1215.720 195.139) dmx ( -0.008 -0.017 -1.012)
2017-07-06 19:19:15.926 INFO [3717808] [GScene::compareMeshes_GMeshBB@435] GScene::compareMeshes_GMeshBB num_meshes 249 cut 0.1 bbty CSG_BBOX_PARSURF parsurf_level 2 parsurf_target 200
3869.75 RadialShieldUnit0xc3d7da8 lvidx 56 nsp 507 intersection cylinder nds[ 64] 4393 4394 4395 4396 4397 4398 4399 4400 4401 4402 ...
3407.72 SstBotCirRibBase0xc26e2d0 lvidx 65 nsp 324 difference cylinder box3 nds[ 16] 4440 4441 4442 4443 4444 4445 4446 4447 6100 6101 ...
2074.65 SstTopCirRibBase0xc264f78 lvidx 69 nsp 352 intersection cylinder box3 nds[ 16] 4465 4466 4467 4468 4469 4470 4471 4472 6125 6126 ...
345.51 SstTopRadiusRib0xc271720 lvidx 66 nsp 408 difference box3 convexpolyhedron nds[ 16] 4448 4449 4450 4451 4452 4453 4454 4455 6108 6109 ...
320 SstTopHub0xc2643d8 lvidx 68 nsp 317 union cylinder nds[ 2] 4464 6124 .
## 28.0747 OcrGdsTfbInLsoOfl0xc2b5ba0 lvidx 83 nsp 243 difference cylinder cone nds[ 2] 4515 6175 .
26.2183 OcrGdsLsoPrt0xc104978 lvidx 81 nsp 342 union difference cylinder cone nds[ 2] 4511 6171 .
20 headon-pmt-mount0xc2a7670 lvidx 55 nsp 365 union difference cylinder nds[ 12] 4357 4364 4371 4378 4385 4392 6017 6024 6031 6038 ...
12 near_side_long_hbeam0xbf3b5d0 lvidx 17 nsp 450 union box3 nds[ 8] 2436 2437 2615 2616 2794 2795 2973 2974 .
10.035 weight-shell0xc307920 lvidx 103 nsp 567 union zsphere cylinder nds[ 36] 4543 4547 4558 4562 4591 4595 4631 4635 4646 4650 ...
10.035 AmCCo60AcrylicContainer0xc0b23b8 lvidx 131 nsp 219 union sphere cylinder nds[ 6] 4567 4655 4737 6227 6315 6397 .
10.035 source-shell0xc2d62d0 lvidx 111 nsp 567 union zsphere cylinder nds[ 6] 4552 4640 4722 6212 6300 6382 .
10.035 led-source-shell0xc3068f0 lvidx 100 nsp 567 union zsphere cylinder nds[ 6] 4541 4629 4711 6201 6289 6371 .
8.09241 OcrGdsInLso0xbfa2190 lvidx 31 nsp 287 intersection difference cylinder cone nds[ 2] 3168 4828 .