filters.returns¶
The Returns Filter takes a single PointView as its input and creates a
PointView
for each of the user-specified groups defined below.
“first” is defined as those points whose ReturnNumber
is 1 when the NumberOfReturns
is greater than 1.
“intermediate” is defined as those points whose ReturnNumber
is greater than 1 and less than NumberOfReturns
when NumberOfReturns
is greater than 2.
“last” is defined as those points whose ReturnNumber
is equal to NumberOfReturns
when NumberOfReturns
is greater than 1.
“only” is defined as those points whose NumberOfReturns
is 1.
Example¶
This example creates two separate output files for the “last” and “only” returns.
[
"input.las",
{
"type":"filters.returns",
"groups":"last,only"
},
"output_#.las"
]
Options¶
- groups
- Comma-separated list of return number groupings. Valid options are “first”, “last”, “intermediate” or “only”. [Default: “last”]