User Tools

Site Tools


wiki:exercise6c

Exercise 6c: Create shadow mask from digital surface model

In this exercise, the following tools will be used:

  • pktools: pkdsm2shadow
We will treat the cloud mask as a digital surface model

Create cloud shadow mask based on cloud height

pkdsm2shadow -i ${OUTPUTDIR}/exercise6/cloudmask_dil.tif -o ${OUTPUTDIR}/exercise6/shadowmask.tif -sza 20 -saa 155 -f 1 -s 1800 -ct ${OUTPUTDIR}/exercise6/cloudmask_ct.txt
Try different cloud heights using the scale option (-s), Sun zenith angles and Sun azimuth angles
wiki/exercise6c.txt · Last modified: 2017/12/05 22:53 (external edit)