Archive
Tag: QGIS Terrain Shading
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Texture shading for QGIS
Starting with 0.9.2 version, QGIS Terrain shading plugin is equipped with the exquisit terrain shading algorithm, devised for terrain cartography by Leland Brown (refs.…
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Combining hillshades: beauty is not all there is to it!
[This is the third post in my series on hillshades: previous ones were on the functionality of QGIS Terrain Shading module and some ramblings…
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Hillshade in QGIS: how does it work ?
Figure 1. Hillshade model of Požega valley (Croatia). Hillshade modelling is a standard form of terrain representation in cartography. The idea is to simulate…
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Ambient occlusion and sky-view factor for QGIS
Ambient occlusion is a concept developed in 3D modelling and visualisation which is used to evaluate the exposition to the ambient light of each…
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Enhancing terrain cartography with natural shadows
QGIS algorithm for natural shadow modelling. Introduction Modelling natural illumination is quite difficult in software for digital cartography. Yes, we do have hillshading algorithms,…
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Topographic Position Index for QGIS
Topographic position index (TPI) is a method of terrain classification where the altitude of each data point is evaluated against its neighbourhood. If a…