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Turf tangents fails in some cases again #1032

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dhivehi opened this issue Oct 20, 2017 · 2 comments
Closed

Turf tangents fails in some cases again #1032

dhivehi opened this issue Oct 20, 2017 · 2 comments

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@dhivehi
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dhivehi commented Oct 20, 2017

Sample data for test:
image

var point = {"type":"Feature","geometry":{"type":"Point","coordinates":[73.2258944382542,0.6673910301706059]}};

var poly = {"type":"Feature","geometry":{"type":"Polygon","coordinates":[[[73.222696781158,0.672929312864639],[73.223141775131,0.6728221177272928],[73.223743934789,0.6726381749213459],[73.224029146338,0.6725036554756088],[73.224338813812,0.6724074327878782],[73.224860170232,0.6721935244108295],[73.225509744573,0.6720420390183648],[73.226084583476,0.6717472629325556],[73.226458847279,0.6715981449324744],[73.226650858421,0.6715436544821927],[73.227258045226,0.6714184949730679],[73.227445127964,0.6713529476262039],[73.227678178196,0.6712050062728139],[73.228031831012,0.6708426157704537],[73.228146526963,0.6706682403694231],[73.228457655945,0.6700969051734518],[73.228657754266,0.6698443347108025],[73.22884159707,0.6696673096285082],[73.228996763994,0.6695767853640717],[73.229106436541,0.6695525110064722],[73.229149940014,0.6695025217523778],[73.229169917106,0.6693944039229791],[73.229167029882,0.6693046080477387],[73.229084080861,0.6691702157268935],[73.229041067618,0.6691383134431845],[73.228922636334,0.6690945712344814],[73.22885162189,0.6690290941501615],[73.228795706928,0.6690004793602498],[73.228683117007,0.6689698982356589],[73.228615358483,0.6689786536104236],[73.228546747123,0.6690229904581599],[73.228490368271,0.669096495729903],[73.228443036787,0.6694061168332297],[73.228223152757,0.6698214354820493],[73.228165577041,0.6698999456480976],[73.228024344452,0.670025254964898],[73.227903388313,0.6702371606698421],[73.227836480364,0.6703046163993349],[73.227119555512,0.6707099538733416],[73.22668329446,0.6710793258441896],[73.226559966198,0.6711543446100734],[73.226424521696,0.6712119748989664],[73.226177066949,0.6712730394161497],[73.225950830598,0.67127542067891],[73.225655714655,0.6712369330303574],[73.22555065155,0.6711909636509574],[73.225483278402,0.6711332409315816],[73.225406283817,0.6710095253332611],[73.225390645993,0.6709432706487064],[73.225397197529,0.6708261252031065],[73.225457941492,0.6706975144888645],[73.225963781675,0.6703145215167154],[73.226412547476,0.669790217338786],[73.226639346285,0.6696012463551142],[73.226701757055,0.6695209006273473],[73.226727089028,0.6694367056162207],[73.226723397567,0.6693697679729524],[73.226656628151,0.6691877016677381],[73.226566725674,0.669003250939312],[73.226551314195,0.6689166059413054],[73.226568804017,0.668865677272052],[73.226787260285,0.6685663053432478],[73.226824706351,0.668476577946393],[73.226843488025,0.6683734115614755],[73.226823012034,0.668252158733111],[73.226760301619,0.6681455247222345],[73.226612638682,0.6680583776521587],[73.226456208552,0.6680175865484159],[73.226209720597,0.6680410701986119],[73.226154902776,0.668062388064314],[73.226070207392,0.6681289116730795],[73.225768983364,0.6684395167627741],[73.225699240456,0.6684703579247326],[73.22541866541,0.6684446126130723],[73.225309299131,0.6684913460441066],[73.225291081448,0.6684570449487524],[73.225256291015,0.668222172880931],[73.225226394924,0.6681784489895506],[73.225180595009,0.6681526846102344],[73.224978322105,0.6681633512328347],[73.224772984242,0.6682065624897859],[73.224741499018,0.668201968184249],[73.22471701051,0.668173830077734],[73.22470184438,0.66807906378871],[73.224710363746,0.6679383479043537],[73.224809658364,0.6676155759821256],[73.224856696195,0.6673534849849148],[73.224970303437,0.6670680268227471],[73.22512649074,0.6668365082036303],[73.225212097168,0.6667288667304803],[73.225274791718,0.6666840121064155],[73.225625809829,0.6666438269910628],[73.225738127231,0.666611311729028],[73.226002620068,0.6663804677868512],[73.226105900095,0.6662014314291156],[73.226124983675,0.6660370141104295],[73.226040943446,0.6658116107705752],[73.225815226237,0.6655119071691757],[73.225710327836,0.6654167649301144],[73.225627314532,0.6653661538076818],[73.225537743419,0.6653534272697499],[73.225433878899,0.6653717924575773],[73.225318119124,0.665562515457168],[73.225255542633,0.6657391979264418],[73.224956187609,0.6660264320867242],[73.224782510517,0.6663571798607677],[73.224617868401,0.6665229776088211],[73.224439704818,0.6668353595225085],[73.224300938349,0.6672443056588548],[73.22419991164,0.6676913082846596],[73.22406436316,0.6681564543334417],[73.223883887404,0.6690056083385798],[73.22377935234,0.6692590564152425],[73.223676624298,0.6694553729287946],[73.223596730253,0.6695715464665994],[73.223541862338,0.6696966344853763],[73.223345681691,0.6704022315888665],[73.223258191582,0.670645296332097],[73.222985252214,0.6715456004246505],[73.22285381536,0.6718248328859886],[73.222686846515,0.6721174107883314],[73.222454455099,0.6724137943929662],[73.222098727673,0.6728239052963403],[73.222041913757,0.6729435103004278],[73.222061824868,0.6729818899183755],[73.222099328875,0.6729992722487737],[73.222397657256,0.6729767617070905],[73.222696781158,0.672929312864639]]]}};

tangents = turf.polygonTangents(point,poly);
@rowanwins
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Thanks for the report again @dhivehi , we'll take a look

rowanwins added a commit that referenced this issue Oct 30, 2017
DenisCarriere added a commit that referenced this issue Oct 30, 2017
@rowanwins
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Resolved by #1058

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