2022
Video Tutorials for the Course LAN-3072, UiT
SESSION 05
Modify a DTM / using docofossor (long version)
How to modify a Digital Terrain Model (DTM) using Grasshopper and the docofossor plug-in – importing a grid.asc file into grasshopper / using relative and absolute operations / exporting a raster/gird as .asc file from grasshopper
speaker: marc ihle | length: 56 min
link to pdf – documentation docofossor
Modify a DTM / using docofossor (short version)
How to modify a digital terrain model (DTM) using Grasshopper and the docofossor plug-in – importing a grid.asc file into grasshopper / using relative and absolute operations / exporting a raster/gird as .asc file from grasshopper
speaker: marc ihle | length: 14 min
download gh-file
Resample a Grid
How to resample a raster/gird in SagaGIS | for example: making a 1m grid out of a 0.25m grid
speaker: marc ihle | length: 2 min
TIF to ASC format
How to export an.ASC-file using Saga GIS and QGIS
speaker: marc ihle | length: 5 min
Modify a DTM / using the image sampler [v2]
How to use the image sampler component in Grasshopper to create and modify a DTM (Digital Terrain Model) | this is an extension to the image sampler tutorial in Session 03/04
speaker: marc ihle | length: 13 min
download gh-file
SESSION 03/04
Water flow simulation
How to run a basic water flow simulation in Grasshopper using the anemone plug-in
speaker: marc ihle | length: 23 min
download gh-file
Image Sampler [v1]
How to use the Image Sampler Component to sample raster values – using RGB and BW images to sample elevational values or other terrain attributes in Grasshopper
speaker: marc ihle | length: 42 min
download gh-file
Read a text file
Using grasshopper to read a comma-separated list of values | using grasshopper to visualize point observations/attributes
speaker: marc ihle | length: 33 min
download gh-file
Write a text file
How to export a text file from Grasshopper using stream contents exporting XYZ coordinates and other attributes from Grasshopper to a comma-separated text file
speaker: marc ihle | length: 33 min
download gh-file
SESSION 02
01 – LiDaR – point cloud processing
How to use SagaGIS for basic LiDaR data processing importing LiDAR data downloaded from hoydedata.no as .laz files to SagaGIS / Using SagaGIS for basic processing of point clouds / merge & clip / using SagaGIS to add grid values of a raster image (orthoimage – RGB) as additional attributes of the point cloud / Exporting data as a .txt file / importing data to Excel / Workshop held by Volker Wichmann at the UiT / summary recording, marc ihle
speaker: marc ihle | length: 16 min
02 – LiDaR – point cloud processing
How to process point clouds in SagaGIS to a DSM / DTM / nDSM – .using SagaGIS to extract a subset of classified points of a point cloud / using point clouds to grid/using spline interpolation to fill missing grid values of the DTM – using a multi-directional filter for smoothing pre-processed results of the DTM / using close gaps to fill grid values in the DSM / Using difference grid to calculate a nDSM / Workshop held by Volker Wichmann at the UiT / summary recording, marc ihle
speaker: marc ihle | length: 30 min
01 – Hoydedata.no / online resources
How to download elevational data from hoydedata.no looking at available data sets on hoydedata.no – LAZ-files – DTM+DOM / viewing LAZ files online / speaker: marc ihle
speaker: marc ihle | length: 14 min
02 – merge & cut raster data / QGIS
How to use Qgis to reference / merge & cut raster data – merging and clipping elevational raster DTM/DOM downloaded from hoydedata.no / creating new shp-layers -> a point of interest / an area of interest / speaker: marc ihle
speaker: marc ihle | length: 20 min
03 – Basic Terrain Analysis in Saga GIS
How to use SagaGIS to run a basic terrain analysis – Using SagaGIS to calculate different terrain attributes of the DTM / exporting values as .txt-file or as a gird-file(geoTIFF) from SagaGIS / importing txt files in QGIS / visualizing attributes in QGIS / speaker: marc ihle
speaker: marc ihle | length: 34 min
SESSION 01
01 – Create a Section through raster data
How to use QGIS and the profile section tool to extract attributes along a section line importing raster data to QQIS / drawing a section line as shp-layer in QGIS. Use the profile-tool-plug-in in QGIS to sample raster data values along that section line / how to export values as a list to create a database of attributes in Excel.
speaker: marc ihle | length: 17 min
02 – Excel as IO between GIS & Grasshopper
How to read an EXCEL file with attributes in Rhino/Grasshopper import data from Excel to Grasshopper and draw/visualize data in Rhino/Grasshopper
speaker: marc ihle | length: 33 min
03 – Visualize data in Grasshopper
How to use Grasshopper to visualize data draw/visualize data from an excel document in Rhino/Grasshopper
speaker: marc ihle | length: 29 min
Links / Info
data used / online resources
Source | Provider/Owner | Link | Info |
---|---|---|---|
Geo Norge | Kartverket | https://www.geonorge.no/ | open public geodata protal |
Høydedata | Kartverket | https://hoydedata.no/LaserInnsyn2/h | open public geodata protal |
Dybdedata | Kartverket | https://dybdedata.kartverket.no/DybdedataInnsyn/ | open public geodata protal |
Weather file sources | Ladybug Tools | https://www.ladybug.tools/epwmap/ | free global weather files |
CAD [Software/plug-ins]
Software | Developer/Author | Link | Info |
---|---|---|---|
Rhino 7 | McNeel | https://www.rhino3d.com/download/ | 90 day trial |
GH – Anemone | Mateusz Zwierzycki | https://www.food4rhino.com/en/app/anemone | free plug-in for Grasshopper / loops |
GH – Ladybug Tools (Ladybug, Honeybee, Butterfly) | Ladybug Tools | https://www.food4rhino.com/en/app/ladybug-tools | free plug-in for Grasshopper / environmental analysis |
GH – Swift CFD | markp | https://www.food4rhino.com/en/app/swift | free plug-in for Grasshopper / CFD |
GH – MeshEdit | UTO | https://www.food4rhino.com/en/app/meshedit | free plug-in for Grasshopper / Mesh editing |
GH – DTM | Florian Frank | https://www.food4rhino.com/en/app/dtm-digital-terrain-mesh | free plug-in for Grasshopper / importing an .asc file |
GH – Docofossor | Mathias Bernhard & Ilmar Hurkxkens, ETH Zurich | https://www.food4rhino.com/en/app/docofossor | free plug-in for Grasshopper / import .asc and modify terrain |
GH – Bison | Bisonla | https://www.food4rhino.com/en/app/bison | free plug-in for Grasshopper / import tif / modify terrain |
GH – TT TOOLBOX | CORE studio | https://www.food4rhino.com/en/app/tt-toolbox | free plug-in for Grasshopper / diverse |
GH – Lunchbox | Nathan Miller | https://www.food4rhino.com/en/app/lunchbox | free plug-in for Grasshopper / diverse |
GH – Mesh+ | David Mans | https://www.food4rhino.com/en/app/mesh | free plug-in for Grasshopper / mesh editing |
GH – Bumblebee | David Mans | https://www.food4rhino.com/en/app/bumblebee | free plug-in for Grasshopper / Excel-IO |
GH/Rhino – V-RAY | Chaos Group | https://www.food4rhino.com/en/app/v-ray-rhino | Plug-in for Grasshopper / Rendering / Rhino > license needed |
GIS [Software/plug-ins]
Software | Developer/Author | Link | Info |
---|---|---|---|
QGIS | various / open source | https://qgis.org/en/site/ | open source |
FLO-2D | FLO-2D | QGIS>plug-ins>>>install | plug-in QGIS |
GPS-Tools | core-plug-in | QGIS>plug-ins>>>install | plug-in QGIS |
LAStools | Victor Olaya, Martin Isenburg | QGIS>plug-ins>>>install | plug-in QGIS |
Point sampling tool | Borys Jurgiel | QGIS>plug-ins>>>install | plug-in QGIS |
Smart-Map | Gustavo Willam Pereira (IFSUDESTE-MG);Domingos Sárvio Magalhães Valente (UFV);Daniel Marçal de Queiroz (UFV);André Luiz de Freitas Coelho (UFV);Sandro Manuel Carmelino Hurtado (UFU) | QGIS>plug-ins>>>install | plug-in QGIS / experimental |
Crayfish | Lutra Consulting | QGIS>plug-ins>>>install | Plug-in QGIS |
SAGA GIS | Conrad, O., Bechtel, B., Bock, M., Dietrich, H., Fischer, E., Gerlitz, L., Wehberg, J., Wichmann, V., and Boehner, J. | https://sourceforge.net/projects/saga-gis/ | open source software |
SOSI converter [Software/package C++]
Software | Developer/Author | Link | Info |
SOSI-converter | Espen Andersen | https://sosicon.espenandersen.no/download/ | free |
SOSI-converter windows 64bit | https://github.com/espena/sosicon/blob/master/bin/gui/win/x64/sosicon_v1.0_gui_setup_x64.exe?raw=true | free | |
Visual C++ Redistributable Packages for Visual Studio 2013 | http://www.microsoft.com/en-us/download/details.aspx?id=40784 | free | |
SOSI-converter IOS | https://github.com/espena/sosicon/blob/master/bin/cmd/osx/sosicon?raw=true | free |
other programs [Software/plug-ins]
Software | Developer/Author | Link | Info |
---|---|---|---|
cloud-compare | Daniel Girardeau-Montaut | https://www.danielgm.net/cc/ | free |
Pix4D-Mapper | PIX4D | https://www.pix4d.com/product/pix4dmapper-photogrammetry-software | Access through UiT > see lecture from Kåre |
LASzip | rapidlasso GmbH | https://laszip.org/ | free |
LAStools | rapidlasso GmbH | http://lastools.org/ | free |
blueCFD-Core 2017-2 | FSD blueCAPE Lda | http://bluecfd.github.io/Core/Downloads/#bluecfd-core-2017-2 | free |
drone apps
Software | Developer/Author | Link | Info |
---|---|---|---|
DJI-Pilot | DJI | https://www.dji.com/no/downloads/djiapp/dji-pilot | free |
DJI-GO 4 | DJI | https://www.dji.com/no/downloads/djiapp/dji-go-4 | free |
Dronelink | Dronelink | https://www.dronelink.com/ | license needed |
Pix4D capture | Pix4D | https://www.pix4d.com/product/pix4dcapture | free |