[{"data":1,"prerenderedAt":197},["ShallowReactive",2],{"project-28854959":3},{"id":4,"name":5,"line":6,"line_source":7,"title":8,"url":9,"domain":10,"maker":11,"posted_at":12,"year":13,"points":14,"comments":15,"rank_in_year":16,"shown_in_year":17,"top":18,"tier":19,"category":20,"subcategory":21,"format":22,"keywords":23,"reception":28,"sentiment":29,"stance_mix":30,"scored_comments":34,"aspects":35,"strip":38,"post_text":41,"what":42,"said":62,"maker_in_thread":119,"shape":128,"grid":131,"attempts":159,"same_week":160,"maker_shows":39,"maker_hidden":189,"reader_version":190,"card":191},"28854959","GPX replay","GPX replay map that shows terrain shadows during activities","title","Show HN: GPX replay map that shows terrain shadows during activities","https:\u002F\u002Fshademap.app\u002Fgpxreplay\u002F","shademap.app","tppiotrowski",1634146087,2021,43,14,941,2533,38,"shown","creative","gpx track visualisation","web_app",[24,25,26,27],"gpx viewer","terrain shadows","gpx replay","elevation map","curious",0.059,{"positive":31,"neutral":32,"mixed":33,"critical":33},1,6,0,7,{"design":36,"idea":37},{"positive":31,"critical":33},{"positive":33,"critical":33},[33,33,39,33,39,33,40,39,33,39,33,39,33,39],3,5,null,{"problem":43,"audience":41,"pricing":41,"motivation":50,"time_to_build":41,"stack":54,"openness":61,"stage":61,"team_size":61},{"value":44,"source":45,"evidence":46},"Hard to visualise the passage of time when viewing GPX tracks","maker",[47],{"id":48,"by":11,"text":49},"28854974","I've always had a hard time visualising the passage of time when viewing my GPX tracks. I wanted a better way to relive the moment and stimulate memories of what the day was…",{"value":51,"source":45,"evidence":52},"Wanted a better way to relive the moment and stimulate memories of a day",[53],{"id":48,"by":11,"text":49},[55],{"value":56,"source":45,"evidence":57},"Nextzen DEM elevation tiles",[58],{"id":59,"by":11,"text":60},"28856500","Nextzen has freely available DEM tile data to zoom level 15, so about 5 meters\u002Fpixel. You need a free API key [1] Mapbox has paid DEM data to zoom level 20, but I think it's just…","unknown",{"praise":63,"objections":76,"requests":86,"questions":103,"alternatives":111},[64],{"value":65,"source":66,"evidence":67},"Neat project and useful for planning","commenter",[68,72],{"id":69,"by":70,"text":71},"28855495","alanbernstein","Really neat project. Relevant to the parent suggestion, you might add some indicators on the slider to show where daytime is.",{"id":73,"by":74,"text":75},"28858357","28mm","This would be really interesting as a planning tool. Have you thought about making the start time selectable?",[77],{"value":78,"source":45,"evidence":79},"Slider UX is unclear and needs better onboarding",[80,83],{"id":81,"by":11,"text":82},"28855248","Good suggestion. I need to improve the UX. And you are correct, the grey overlay is night time.",{"id":84,"by":11,"text":85},"28858566","Thank you. Autoplay would be amazing to prevent bounces from users that don't immediately know what the slider does but I'm a bit worried I will tax the GPU on low-end devices or…",[87,95,99],{"value":88,"source":66,"evidence":89},"Add a play or autoplay button",[90,94],{"id":91,"by":92,"text":93},"28858278","dddw","I was waiting for it to animate. Maybe a play button would be nice. Real cool though.",{"id":84,"by":11,"text":85},{"value":96,"source":66,"evidence":97},"Add daytime indicators on the slider",[98],{"id":69,"by":70,"text":71},{"value":100,"source":66,"evidence":101},"Make start time selectable",[102],{"id":73,"by":74,"text":75},[104],{"value":105,"source":66,"evidence":106},"Where does the terrain elevation data come from and what resolution?",[107],{"id":108,"by":109,"text":110},"28856347","carabiner","Where do you get the terrain elevation data? What resolution is it? I've been looking for good elevation data for another project.",[112],{"value":113,"source":66,"evidence":114},"Suncalc",[115],{"id":116,"by":117,"text":118},"28855982","Scaevolus","Huh, I didn't realize that a summer sun in the northern hemisphere rises from ENE. https:\u002F\u002Fwww.suncalc.org\u002F#\u002F43.7434,-110.7355,12\u002F2021.07.17\u002F12:55\u002F1\u002F3 Incorporating some of the…",{"comments":34,"answered":39,"key":120},[121,122,125],{"id":48,"text":49},{"id":123,"text":124},"28868249","If you don't have a .gpx track, you can also explore a world wide interactive map displaying terrain shadows throughout the year: https:\u002F\u002Fshademap.app",{"id":126,"text":127},"28856010","There was a recent discussion about this on HN: https:\u002F\u002Fnews.ycombinator.com\u002Fitem?id=28420835",{"commenters":34,"max_depth":39,"maker_replies":34,"first_comment_mins":129,"lifespan_hours":130},2,25,[132,134,136,138,140,143,145,147,148,149,152,154,155,156],[48,33,33,133,11,31],"project\u002Fpositive\u002Fidea",[123,33,33,135,11,31],"project\u002Fneutral\u002Fnone",[116,31,39,137,117,33],"project\u002Fneutral\u002Fdesign",[126,31,33,139,11,31],"other\u002Fneutral\u002Fnone",[141,129,39,137,142,33],"28855151","_Microft",[81,129,33,144,11,31],"maker\u002Fpositive\u002Fdesign",[69,129,40,146,70,33],"project\u002Fpositive\u002Fdesign",[108,39,39,135,109,33],[59,39,33,135,11,31],[73,150,39,151,74,33],4,"project\u002Fneutral\u002Fidea",[153,150,33,135,11,31],"28858509",[91,40,39,137,92,33],[84,40,33,137,11,31],[157,40,39,158,92,33],"28858851","maker\u002Fneutral\u002Fdesign",[],[161,166,171,176,180,184],{"id":162,"name":163,"points":164,"category":165},"28845089","WeatherSpark world map",347,"productivity",{"id":167,"name":168,"points":169,"category":170},"28840700","Vision Zero Reporting",344,"learning_science",{"id":172,"name":173,"points":174,"category":175},"28825820","YoHa",292,"ai",{"id":177,"name":178,"points":179,"category":165},"28808556","OurBoard",178,{"id":181,"name":182,"points":183,"category":170},"28798095","Command line text processing with GNU Coreutils",117,{"id":185,"name":186,"points":187,"category":188},"28854823","Video Download Tool",114,"dev_tools",false,"v2",{"id":192,"name":5,"line":6,"ai":189,"cat":20,"year":13,"points":14,"comments":15,"rec":28,"s":193,"top":18,"kw":194,"maker":11,"domain":10,"tier":19,"attempts":33,"strip":195,"url":9,"mix":196,"praise":65,"objection":78,"sub":21},28854959,0.06,[24,25,26,27],"00303053030303",[31,32,33,33],1793991034581]