[Gmsh] bug?

Tue Jun 7 18:40:20 CEST 2005

Bernhard Stoevesandt wrote:

>Hi,
>
>well i have another problem with the mesh generator. As i try to
>generate a mesh for this simple geometry, i sometimes get elements
>intersecting my surfaces. this is not supposed to happen. how can i
>prevent it from doing this (see attachments)? i use gmsh 1.60 on linux.
>
>  
>

Hmm, it works fine with my version.

>bernhard
>  
>
>------------------------------------------------------------------------
>
>//Gmesh input File created by Gmeshgen.pl
>//Inputfile was: foil_e.new
>
>//foil_e with first dod added
>
>Point(1) = {0.9359327875882, -0.348543553581827, 0, 0.00926728261397759};
>Point(2) = {0.928114977413582, -0.343567172253897, 0, 0.00936736544525385};
>Point(3) = {0.919793312627437, -0.339030011153759, 0, 0.0146875475762159};
>Point(4) = {0.901731619523067, -0.330651497992155, 0, 0.0199287102224063};
>Point(5) = {0.883139803094809, -0.323373248926015, 0, 0.0199597268072343};
>Point(6) = {0.864330801513522, -0.316696513610415, 0, 0.0199593386113302};
>Point(7) = {0.845278420716531, -0.310723485465271, 0, 0.0199966767341584};
>Point(8) = {0.825964049786336, -0.305406664915849, 0, 0.0258329118663419};
>Point(9) = {0.795211947891967, -0.297967873332412, 0, 0.0315991077698568};
>Point(10) = {0.764347451818138, -0.291356422845708, 0, 0.0258172578168972};
>Point(11) = {0.744626201002564, -0.287613868485117, 0, 0.0200557665168294};
>Point(12) = {0.724886304573388, -0.284162471189041, 0, 0.0271461881818962};
>Point(13) = {0.69116481868521, -0.278151166336926, 0, 0.0318931378133309};
>Point(14) = {0.662026069368709, -0.273332891865129, 0, 0.0249223149264925};
>Point(15) = {0.642013604498078, -0.269865922278254, 0, 0.0205097086275018};
>Point(16) = {0.621610857030059, -0.266318392341861, 0, 0.0284656239628679};
>Point(17) = {0.585963558674197, -0.25988797892692, 0, 0.0317113823168865};
>Point(18) = {0.559251391759666, -0.254753611108236, 0, 0.0237856555059461};
>Point(19) = {0.539302197276391, -0.250628012194069, 0, 0.0201455390628506};
>Point(20) = {0.5198591014454, -0.246290843220131, 0, 0.0199210659767429};
>Point(21) = {0.500481171265563, -0.241665678900468, 0, 0.0202627323931576};
>Point(22) = {0.480532042698889, -0.236508422942135, 0, 0.0264853264379584};
>Point(23) = {0.449376941569323, -0.227728398919969, 0, 0.0322983648231686};
>Point(24) = {0.418528866527625, -0.218388168372257, 0, 0.0266766700633718};
>Point(25) = {0.398393989653995, -0.212002066967497, 0, 0.0215078063545241};
>Point(26) = {0.377589322529617, -0.205186021805505, 0, 0.029823722761522};
>Point(27) = {0.341862165119822, -0.19297654273656, 0, 0.0322613582857859};
>Point(28) = {0.31665064490278, -0.183980868590595, 0, 0.0233504462218875};
>Point(29) = {0.297942383665753, -0.177101211178704, 0, 0.0222947628252582};
>Point(30) = {0.274879795307499, -0.168378884042901, 0, 0.0318086526590736};
>Point(31) = {0.238623598599262, -0.154113317099911, 0, 0.0309695943042226};
>Point(32) = {0.217375609666903, -0.145362982598803, 0, 0.0216940200401716};
>Point(33) = {0.198615443888708, -0.13732434516385, 0, 0.0260980477607313};
>Point(34) = {0.169608740654052, -0.124321152535931, 0, 0.032532156598543};
>Point(35) = {0.139509397330839, -0.11012434310305, 0, 0.0273186200365896};
>Point(36) = {0.120393619034701, -0.100591428416028, 0, 0.0207962496384824};
>Point(37) = {0.102485704966114, -0.0911722403229753, 0, 0.0204613653949275};
>Point(38) = {0.0843085108384768, -0.0812902662291091, 0, 0.0203821595528047};
>Point(39) = {0.0669222430512572, -0.0712481371116766, 0, 0.0199894765364316};
>Point(40) = {0.0501215109839633, -0.0605642987064651, 0, 0.0199048339860836};
>Point(41) = {0.0337822763409929, -0.0491902072338127, 0, 0.0198822400727737};
>Point(42) = {0.0182682429803414, -0.036761290519787, 0, 0.020028059882027};
>Point(43) = {0.0044076929196071, -0.021957385503917, 0, 0.0186018142701722};
>Point(44) = {-0.000545, -0.004665, 0, 0.0174138223878821};
>Point(45) = {0.00802811738685041, 0.012681571860643, 0, 0.0190579337371557};
>Point(46) = {0.0237952543749791, 0.024667087724548, 0, 0.0195780565499709};
>Point(47) = {0.0424947288298432, 0.0312625806796818, 0, 0.0197615832379809};
>Point(48) = {0.0620561415099308, 0.0345759324570624, 0, 0.0200301488483181};
>Point(49) = {0.0823277501897034, 0.0355237848390759, 0, 0.0206628478249333};
>Point(50) = {0.103379807522397, 0.0349855032513773, 0, 0.0205991384034411};
>Point(51) = {0.123474008661671, 0.0334541410014759, 0, 0.0201394062533854};
>Point(52) = {0.143471123268731, 0.0311036044011568, 0, 0.0202761075806219};
>Point(53) = {0.163674821009299, 0.0281271492542872, 0, 0.0202149424587974};
>Point(54) = {0.183404953717206, 0.0247897481973451, 0, 0.0232901150349838};
>Point(55) = {0.209481411561047, 0.0196729139017771, 0, 0.0312100576866921};
>Point(56) = {0.244446696962101, 0.0117445810902932, 0, 0.0286832234538724};
>Point(57) = {0.265325470454963, 0.00654468793358354, 0, 0.0207334406268184};
>Point(58) = {0.284610938598925, 0.0014326494263408, 0, 0.0247858400722505};
>Point(59) = {0.313115619433306, -0.00662547277069381, 0, 0.0315763212379621};
>Point(60) = {0.345209121186304, -0.0163470164534945, 0, 0.0269595988553551};
>Point(61) = {0.364623795903282, -0.0225687358778646, 0, 0.0201762380960724};
>Point(62) = {0.383560899703301, -0.028895459361713, 0, 0.0263768059081484};
>Point(63) = {0.414499824570811, -0.039753767853987, 0, 0.0314815669366757};
>Point(64) = {0.442803366622299, -0.0502188348099153, 0, 0.0251907852911001};
>Point(65) = {0.461657927737907, -0.0574855461069077, 0, 0.0202813954602051};
>Point(66) = {0.480567718212488, -0.0650240283657424, 0, 0.0345689190526605};
>Point(67) = {0.525476159382051, -0.0840801690162847, 0, 0.0509161357722141};
>Point(68) = {0.573569760210408, -0.106502115497568, 0, 0.0377704634887952};
>Point(69) = {0.593641185590719, -0.116637208970882, 0, 0.0215545710347929};
>Point(70) = {0.611853135692119, -0.12632082614438, 0, 0.0232824630008295};
>Point(71) = {0.6345362820689, -0.138905648915796, 0, 0.0245691146248024};
>Point(72) = {0.654607472593212, -0.150541318499709, 0, 0.0216746077040628};
>Point(73) = {0.671877149041675, -0.160924144101017, 0, 0.020039776040139};
>Point(74) = {0.688829038241941, -0.171404082925965, 0, 0.0199313326257925};
>Point(75) = {0.705666443697942, -0.182073982104933, 0, 0.0203483985919353};
>Point(76) = {0.723082307259842, -0.193380043942776, 0, 0.0208984345604876};
>Point(77) = {0.740627042628023, -0.204981072508691, 0, 0.0205022842167705};
>Point(78) = {0.757227109479332, -0.216084825681715, 0, 0.0199488079755526};
>Point(79) = {0.773721081148063, -0.22726569440398, 0, 0.019930493258262};
>Point(80) = {0.790139826510799, -0.238571517383188, 0, 0.0199906905194793};
>Point(81) = {0.806605436325771, -0.250006187237882, 0, 0.0200511656312841};
>Point(82) = {0.823045171736949, -0.261493891349264, 0, 0.0200019407150932};
>Point(83) = {0.839374748026521, -0.272951398941841, 0, 0.0199407431580142};
>Point(84) = {0.855684671056675, -0.284411047257735, 0, 0.0204326841823021};
>Point(85) = {0.87281166103206, -0.296445040214211, 0, 0.0209959263379308};
>Point(86) = {0.890043381875916, -0.308552188117086, 0, 0.0204969709593783};
>Point(87) = {0.906283957295287, -0.320111655031399, 0, 0.0199342952520923};
>Point(88) = {0.922646453893173, -0.33149873913958, 0, 0.0200934255210673};
>Point(89) = {0.939873146133408, -0.342174052677162, 0, 0.0107766691144685};
>Point(90) = {0.939962, -0.344333, 0, 0.00209496573682432};
>Point(91) = {0.940097, -0.346358, 0, 0.00197302185745622};
>Point(92) = {0.939468, -0.348248, 0, 0.00189612743506337};
>Point(93) = {0.938446, -0.349772, 0, 0.00183495504032115};
>Point(94) = {30, 15, 0, 5};
>Point(95) = {-15, 15, 0, 5};
>Point(96) = {-15, -15, 0, 5};
>Point(97) = {30, -15, 0, 5};
>//Additional stearing triangles
>Point(98) = {26, 3.2, 0, 1.5};
>Point(99) = {24.5, 3.2, 0, 1.5};
>Point(100) = {26, 4.7, 0, 1.5};
>Point(101) = {26, -1.3, 0, 1.5};
>Point(102) = {24.5, -1.3, 0, 1.5};
>Point(103) = {26, -2.8, 0, 1.5};
>
>//now the list of lines
>Line(1) = {2,1};
>Line(2) = {3,2};
>Line(3) = {4,3};
>Line(4) = {5,4};
>Line(5) = {6,5};
>Line(6) = {7,6};
>Line(7) = {8,7};
>Line(8) = {9,8};
>Line(9) = {10,9};
>Line(10) = {11,10};
>Line(11) = {12,11};
>Line(12) = {13,12};
>Line(13) = {14,13};
>Line(14) = {15,14};
>Line(15) = {16,15};
>Line(16) = {17,16};
>Line(17) = {18,17};
>Line(18) = {19,18};
>Line(19) = {20,19};
>Line(20) = {21,20};
>Line(21) = {22,21};
>Line(22) = {23,22};
>Line(23) = {24,23};
>Line(24) = {25,24};
>Line(25) = {26,25};
>Line(26) = {27,26};
>Line(27) = {28,27};
>Line(28) = {29,28};
>Line(29) = {30,29};
>Line(30) = {31,30};
>Line(31) = {32,31};
>Line(32) = {33,32};
>Line(33) = {34,33};
>Line(34) = {35,34};
>Line(35) = {36,35};
>Line(36) = {37,36};
>Line(37) = {38,37};
>Line(38) = {39,38};
>Line(39) = {40,39};
>Line(40) = {41,40};
>Line(41) = {42,41};
>Line(42) = {43,42};
>Line(43) = {44,43};
>Line(44) = {45,44};
>Line(45) = {46,45};
>Line(46) = {47,46};
>Line(47) = {48,47};
>Line(48) = {49,48};
>Line(49) = {50,49};
>Line(50) = {51,50};
>Line(51) = {52,51};
>Line(52) = {53,52};
>Line(53) = {54,53};
>Line(54) = {55,54};
>Line(55) = {56,55};
>Line(56) = {57,56};
>Line(57) = {58,57};
>Line(58) = {59,58};
>Line(59) = {60,59};
>Line(60) = {61,60};
>Line(61) = {62,61};
>Line(62) = {63,62};
>Line(63) = {64,63};
>Line(64) = {65,64};
>Line(65) = {66,65};
>Line(66) = {67,66};
>Line(67) = {68,67};
>Line(68) = {69,68};
>Line(69) = {70,69};
>Line(70) = {71,70};
>Line(71) = {72,71};
>Line(72) = {73,72};
>Line(73) = {74,73};
>Line(74) = {75,74};
>Line(75) = {76,75};
>Line(76) = {77,76};
>Line(77) = {78,77};
>Line(78) = {79,78};
>Line(79) = {80,79};
>Line(80) = {81,80};
>Line(81) = {82,81};
>Line(82) = {83,82};
>Line(83) = {84,83};
>Line(84) = {85,84};
>Line(85) = {86,85};
>Line(86) = {87,86};
>Line(87) = {88,87};
>Line(88) = {89,88};
>Line(89) = {90,89};
>Line(90) = {91,90};
>Line(91) = {92,91};
>Line(92) = {93,92};
>Line(93) = {1,93};
>Line(94) = {95,94};
>Line(95) = {96,95};
>Line(96) = {97,96};
>Line(97) = {94,97};
>Line(98) = {99,98};
>Line(99) = {100,99};
>Line(100) = {98,100};
>Line(101) = {102,101};
>Line(102) = {103,102};
>Line(103) = {101,103};
>Line Loop(104) = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93};
>Line Loop(105) = {94, 95, 96, 97};
>Line Loop(106) = {98, 99, 100};
>Line Loop(107) = {101, 102, 103};
>//Now Surfaces
>Plane Surface(108) = {105,104, 106, 107};
>  
>
>
> ------------------------------------------------------------------------
>
>------------------------------------------------------------------------
>
>_______________________________________________
>gmsh mailing list
>gmsh at geuz.org
>http://www.geuz.org/mailman/listinfo/gmsh
>  
>

-- 
Prof. Jean-François Remacle
Department of Civil Engineering
Center for Systems Engineering and Applied Mechanics
Université catholique de Louvain, Belgium
Tel : +32 10 472082
Fax : +32 10 472210 