{"action":"closed","issue":{"url":"https://api.github.com/repos/ANSDU-Patrick-Center/StreamHiker/issues/6","repository_url":"https://api.github.com/repos/ANSDU-Patrick-Center/StreamHiker","labels_url":"https://api.github.com/repos/ANSDU-Patrick-Center/StreamHiker/issues/6/labels{/name}","comments_url":"https://api.github.com/repos/ANSDU-Patrick-Center/StreamHiker/issues/6/comments","events_url":"https://api.github.com/repos/ANSDU-Patrick-Center/StreamHiker/issues/6/events","html_url":"https://github.com/ANSDU-Patrick-Center/StreamHiker/issues/6","id":43161712,"number":6,"title":"Develop multi-core processing ability","user":{"login":"Alexander-M-Waldman","id":7032281,"avatar_url":"https://avatars.githubusercontent.com/u/7032281?v=3","gravatar_id":"","url":"https://api.github.com/users/Alexander-M-Waldman","html_url":"https://github.com/Alexander-M-Waldman","followers_url":"https://api.github.com/users/Alexander-M-Waldman/followers","following_url":"https://api.github.com/users/Alexander-M-Waldman/following{/other_user}","gists_url":"https://api.github.com/users/Alexander-M-Waldman/gists{/gist_id}","starred_url":"https://api.github.com/users/Alexander-M-Waldman/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Alexander-M-Waldman/subscriptions","organizations_url":"https://api.github.com/users/Alexander-M-Waldman/orgs","repos_url":"https://api.github.com/users/Alexander-M-Waldman/repos","events_url":"https://api.github.com/users/Alexander-M-Waldman/events{/privacy}","received_events_url":"https://api.github.com/users/Alexander-M-Waldman/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/ANSDU-Patrick-Center/StreamHiker/labels/help%20wanted","name":"help wanted","color":"159818"},{"url":"https://api.github.com/repos/ANSDU-Patrick-Center/StreamHiker/labels/question","name":"question","color":"cc317c"}],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2014-09-18T18:06:27Z","updated_at":"2016-03-30T15:03:15Z","closed_at":"2016-03-30T15:03:15Z","body":"Currently, part 1 in the StreamHiker program takes 27 hours to complete on my machine for the entire Delaware River Basin with 1/3 arc second (~10m) resolution Digital Elevation Model (DEM) used to create the input rasters (running from my SSD storage drive, 32 GB ram, 64-bit Windows 7, Intel Core i7-3770 CPU@ 3.40 GHz)\r\n\r\nWatershedHiker.exe takes approximately half of this time.  I am interested in exploring the potential to speed up the program by re-designing the code to exploit multi-threading, while also considering rewriting in another computer language, i.e. cython / C(++) \r\n\r\nI'd greatly appreciate any efforts to look over the code and advise on this. "}}