{"issue":{"title":"Raft Nozzle Lift seems wierd...","user":{"login":"cakeller98","id":203922,"url":"https://api.github.com/users/cakeller98","avatar_url":"https://secure.gravatar.com/avatar/812a8b66a6ed48004ce62d7e88fdaf1f?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png","gravatar_id":"812a8b66a6ed48004ce62d7e88fdaf1f"},"created_at":"2011-12-24T00:52:16Z","milestone":null,"labels":[],"state":"open","updated_at":"2011-12-24T20:06:09Z","id":2651218,"closed_at":null,"html_url":"https://github.com/ahmetcemturan/SFACT/issues/19","pull_request":{"patch_url":null,"html_url":null,"diff_url":null},"body":"Hey,\r\n\r\nHere's what I've got... my carve setting is 0.2mm layer height.  my bed surface is 0.3mm above my endstop.\r\n\r\nFirst layer should print at 0.4 if BASE Nozzle Lift over Layer Height is 0.5.  also \r\nshouldn't each subsequent slice be moved after moving the bottom layer? if you don't then you're shifting the location of the slice that's printed and messing up the spacing, I think.\r\n\r\nI had to do the following to get the expected normal dimensions:\r\nLAYER HEIGHT: 0.2\r\n\r\nExtra Nozzle Lift over Layer Height: 1.0   < WHY? do I need this at all?  and why is it 1.0, not 1.5 like interface and base?\r\n\r\nInterface Nozzle Lift over Layer Height: 1.5 <this seems like it should be 0 since it should be 0 more than 1 layer height above base?\r\n\r\nBase Nozzle Lift over Layer Height: 1.5 <OK this seems right\r\n\r\nthis results in the follow G-Code Z heights for layers\r\nBASE: 0.4\r\nINTERFACE: 0.6\r\nOBJECT FIRST LAYER: 0.8\r\nLayers after: 1.0,1.2... etc.\r\n\r\n","number":19,"url":"https://api.github.com/repos/ahmetcemturan/SFACT/issues/19","comments":2,"assignee":null},"comment":{"user":{"login":"cakeller98","id":203922,"url":"https://api.github.com/users/cakeller98","avatar_url":"https://secure.gravatar.com/avatar/812a8b66a6ed48004ce62d7e88fdaf1f?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png","gravatar_id":"812a8b66a6ed48004ce62d7e88fdaf1f"},"created_at":"2011-12-24T20:06:09Z","updated_at":"2011-12-24T20:06:09Z","id":3268913,"body":"Other way around\r\n\r\nIf i am at endstop my nozzle would be 0.3 mm embedded into the print surface.  In other words my print surface is 0.3 mm above zero.\r\n\r\nI will take a look at the code and see what i can see.","url":"https://api.github.com/repos/ahmetcemturan/SFACT/issues/comments/3268913"},"action":"created"}