default Hillshade Illumination Direction As Expression
The direction of the light source used to generate the hillshading with 0 as the top of the viewport if hillshade-illumination-anchor
is set to viewport
and due north if hillshade-illumination-anchor
is set to map
.
This is an Expression representation of "hillshade-illumination-direction".
The direction of the light source used to generate the hillshading with 0 as the top of the viewport if hillshade-illumination-anchor
is set to viewport
and due north if hillshade-illumination-anchor
is set to map
.