# Analytical Hillshading

(c) 2003 by O.Conrad
Analytical hillshading calculation.

## Parameters

Grid system
Grid system
  Grid system
Elevation
Input Grid
Analytical Hillshading
Output Grid
  The angle between the surface and the incoming light beams, measured in radians.
Shading Method
Choice
  Available choices: Standard, Standard (max. 90Degree), Combined Shading, Ray Tracing
Azimuth [Degree]
Floating point
  Direction of the light source, measured in degree clockwise from the north direction.
Declination [Degree]
Floating point
  Declination of the light source, measured in degree above the horizon.
Exaggeration
Floating point
  The terrain exaggeration factor allows to increase the shading contrasts in flat areas.