Posted in xyHt Jan 18th 2018: http://www.xyht.com/spatial-itgis/calculating-geometry-outside-arcgis-pro/ Let's be clear, this isn't a stab at the new all singing and dancing Esri software, this post is to help those who are using the software on a regular basis but finding issues with using the fields with multipatch data Recently I've been working with calculating volumes of … Continue reading Calculating geometry outside ArcGIS Pro
GIS Tips
Virtualisation, the greatest tool you don’t [currently] use
Originally posted on xyHt: http://www.xyht.com/spatial-itgis/virtualisation-the-greatest-tool-you-dont-currently-use/ This post is dedicated to a good friend, Chris Johnson who, when we worked together a few years back, introduced me to this cool new word....VIRTUALISATION. You see, Chris is an IT guru (see: Enterprise Systems Architect), a friend that every GIS guru should have so that there is someone there … Continue reading Virtualisation, the greatest tool you don’t [currently] use
Making Heightmaps
Published in xyHt October 17 2017: http://www.xyht.com/spatial-itgis/making-heightmaps/ So there is no hiding it, I've been building a lot of 3d data recently, partly to sell, partly to fuel my adventures into augmented reality (if your interested in me adding this to the blog, please say!). The main thing that has been vital has been the heightmap. … Continue reading Making Heightmaps
Creating a Cesium virtual globe with v1.36
As blogs come, this has to be (for me) one of the longest. You see, I've been playing with Cesiumjs since its beginning and following the exciting beginnings of the "3D Tile" for the last 3yrs, I've waited patiently, waiting for the moment I could share with the world how fantastic this new technology is. … Continue reading Creating a Cesium virtual globe with v1.36
The Problem with 3D GIS
3D GIS is game changing, it can change the way you view your analysis, it can provide insights which you may have overlooked….but there is a little problem which I may had not shared in my deluge of blogs about how great 3D GIS is….. ...Sometimes it can be hard work. What I mean by … Continue reading The Problem with 3D GIS
Explain Georeferencing To Me as If I Were a Five-Year-Old
Blog post copied from Adrian Welsh on GeoNet 30/11/2016 - Too good not to share!! Explain Georeferencing To Me as If I Were a Five-Year-Old I really liked how Denzel Washington used the phrase “explain this to me as if I were a xxx-year-old” in the movie Philadelphia (1993). Reference: Philadelphia. Philadelphia, PA: Jonathan … Continue reading Explain Georeferencing To Me as If I Were a Five-Year-Old
Vertical transformations in GIS
You know those moments where you are sat in a pub, the office or at a friends house and you say something, then suddenly wonder why you haven't thought of it before?....I had that very issue in the Brew Dog pub near Spitalfields in London, UK a couple of weeks ago. You see, I was … Continue reading Vertical transformations in GIS
QGIS – What do you do when you move your .qgs file?
What do you do when you move your file location in QGIS and lose all your links? Maybe try this....
Add OSTN15 to QGIS 2.16
As you may be aware, the United Kingdom has a new transformation model that is OSTN15.....But why? What does it mean to the geospatial community? Without being too nerdy, tectonic plate movement means that the "model" surface (the geoid) is slowly moving from best fit for the coordinate system. It has been 13yrs since Ordnance … Continue reading Add OSTN15 to QGIS 2.16
QGIS CSV & Delimited text Issues
Originally posted on xyHt Magazine 10th August 2016 Last month I was at the Maptime in Southampton (UK), helping QGIS new users how to join tables and map EU referendum maps when I came across an issue with something on QGIS I hadn't spotted in the last *ahem* years of using it. When you drag … Continue reading QGIS CSV & Delimited text Issues
