Windows

Warning

The windows version of this installation has a number of issues, it is suggested to use linux or the windows subsystem for linux. Processors such as Polymer cannot be used in Windows.

Install prerequisites

Clone Sencast

Start a command prompt and do following:

> mkdir "%USERPROFILE%\Projects"
> cd "%USERPROFILE%\Projects"
> mkdir DIAS
> mkdir ANCILLARY
> mkdir datalakes
> mkdir data_landmask_gsw
> git clone https://github.com/eawag-surface-waters-research/sencast.git

Install Python Environment

Download Anaconda3

Install Anaconda3 (prefered to C:Program FilesConda)

Set CONDA_HOME to “C:path_to_anaconda_installation" (e.g. C:Program FilesConda)

Add “%CONDA_HOME%bin” to PATH (could need to be “%CONDA_HOME%condabin”)

Start a new cmd sencast environment:

> conda env create -f %USERPROFILE%\Projects\sencast\sencast.yml

Set CONDA_ENV_HOME to “%CONDA_HOME%envssencast”

SNAP

http://step.esa.int/main/download/

Uninstall all old versions of SNAP:

  • Uninstall via “Control Panel -> Programs and Features”

  • Choose to delete all user data

  • Check that the SNAP installation folder has been removed completely by uninstalling. Otherwise delete it manually.

  • Delete snappy folder from all your python environments: %PYTHON_HOME%Libsite-packages

  • Delete .snap folder from all user accounts: %USERPROFILE%.snap

  • Delete SNAP Folder from all user accoutns: %USERPROFILE%AppDataRoamingSNAP

Download SNAP

Install SNAP

Do not configure SNAP for use with Python.

Run SNAP and install available updates.

Configure: Tools -> Options -> S3TBX -> Check: Read Sentinel-3 OLCI products with per pixel geo-coding instead of using tie-points

Configure: Tools -> Plugins -> Available Plugins -> Install all plugins

Wait for it to finish and close SNAP

Set SNAP_HOME to “C:path_to_snap_installation" (e.g. C:Program FilesSnap)

CDS API

Start a command prompt and do following:

> echo url: https://cds.climate.copernicus.eu/api/v2 > %USERPROFILE%\.cdsapirc
> echo key: <uid>:<api-key> >> %USERPROFILE%\.cdsapirc

NASA Earthdata API

Have a NASA Earthdata account ready, otherwise create one: https://urs.earthdata.nasa.gov/

In cmd do following:

> echo "machine urs.earthdata.nasa.gov login <earthdata user> password <earthdata password>" > %USERPROFILE%\.netrc
> echo "" > %USERPROFILE%\.urs_cookies

Acolite

In cmd do following:

> cd "%USERPROFILE%\Projects"
> git clone --depth 1 --branch main https://github.com/acolite/acolite.git
> cd acolite
> git reset --hard e7cb944

Sen2Cor

First you must try to run it from SNAP GUI. It will then prompt you to install some bundle. Only after that the processor will work from GPT. https://forum.step.esa.int/t/error-processing-template-after-execution-for-parameter-postexecutetemplate/6591