degrees (parameter type)
Angle parameters, expressed as integer degrees, are specified with
type="degrees" in the parameter definition:
{name="MyDegrees", type="degrees", default=10}
Degree parameters are represented by a spinner or slider with an edit field and a degree symbol as unit:
Degree parameters are accessed via self.parameters in execute, which provides
a Lua number:
local myDegrees = self.parameters.MyDegrees