How to make charts for Opencpn from Google sat & other sources

GHA

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Real quick tutorial.... Sasplanet has a couple of Nav chart sources, maybe a bit copyright contentious but down to you if you use them or not, Anyway, this is how it's done. Only works with Opencpn V5.





Download sasplanet from here, it's got all the data sources etc set up


http://gdayii.ca/Downloads/Sasplanet.zip




then operations-selection manager - polyline selecton.


Make a line along a coast or river ..
8DilEmn.png

click the green button.


In selection manager try these settings -
g5lOAVl.png

19 might be a bit much, I changed to 18 * 15 after taking this snapshot - huge slow downloads.
You can cancel this and go back into operations-selection manager - edit last selection to tweak the area.
Then when happy click start . Then wait for a very long time as all the tiles download.
CAKwMsI.png

Click quit then operations-selection manager - last selection.
Go to the export tab >
MOla4KI.png

Have the zoom settings the same as the downloaded zoom settings


Then save and point opencpn the the same location and update chart database
peXeU79.gif
 
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LoneHort

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Hmmm I hope you did not download anything off that site! Looks pretty suspicious to me and seems to contain malware, See installtakeownership folder
 

GHA

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Hmmm I hope you did not download anything off that site! Looks pretty suspicious to me and seems to contain malware, See installtakeownership folder

Yes I did. And have lots of times for years.

It's the download directory of the GE2Kap , now sat2chart. Been running for years. Sasplanet doesn't even install, it runs standalone. No idea about that onwership file does, but it's github page is here https://github.com/Abhinav1217/TakeOwnership
https://www.howtogeek.com/howto/win...ership-to-explorer-right-click-menu-in-vista/

The download link is fine.
http://gdayii.ca/Downloads/Sasplanet.zip

http://www.shoreline.fr/PHiggins/GE2KAP/English/index.html
 
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dgadee

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Very interesting. I have a download of cmp93 (can't remember correct name) which seem to be recent. There is a mix of chart and Google but quilting seems to be wonky. How do you set yours up?
 

GHA

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I have a load of chart groups set up , then select them with right click >
7T0RmrE.png


Gold dust cruising when the charts might be questionable or occasionally not even exist.. :cool:
 

Roberto

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It probably should not be said, but with the latest Sasplanet version (from the Russian site, also totally trouble free for years), one can almost rebuild the whole Navionics charts in .kap

Tun - tun - toorootun tun
this message will self destruct in five seconds :D
 

GHA

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also, sasplanet allows to choose from many chart sources and different satellite images, the differences can be very helpful

I put some examples here, from the official chart to other types
http://sybrancaleone.blogspot.com/2019/03/carte-satellitari-e-navigazione-1.html

Yup, it's great. Being able to flick through with keyboard shortcuts is so handy :cool:

The saspanet link above has another nautical chart source (beginning with the letter see.... ;) ) as well nav and nav sonar .zmp files set up.

And now so easy to save and view as charts with opencpn being able to read mbTiles. Very :cool:

What would be icing on the cake would be for the same to be true for marinetraffic density files, possible to do with ge2kap but a bit of a pain. A few on here if anyone would like them >

https://github.com/boatybits/kap_files

MZBSoXb.jpg
 
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