12d Model

ppf_param_name = "chainage_selection_grid";
rv = Set_parameter(ppf_lsec,ppf_param_name,spc_file);

the special chainage file parameter in the ppf is a grid and i am not sure if this is why its not populating correctly with just text? is there something special i need to do to populate a grid ...

How are you creating the ppf? Are you just manually writing all the parameters to a text file?

The spc files need to be numbered parameters in the format below.

Your best bet is to use the polygon's name as the ID. Then the Exact Volume > Tin to Tin will specify the polygons volume nicely. Although you will need to play with the format to get it in a presentable state.

Many of us who do road design and quantity analysis have our own macros that create the ...

This problem has been around for a long time.

In terms of a process to complete it with a macro, you would need to:
- Get the list of the tins in order
- Get the strings for the first tin
- Get the boundary of the second tin, offset it a small distance (ie 1mm) in and out.
- Drape the out boundary ...

Elliot,

Attached is the csv from the first example. The second was just generic code that can apply to any csv of PtId,X,Y,Z

Your next step is to use the From_Text (Page 90 of the Macro manual, ID 2105) to turn your line of text into a dynamic array of text based on your delimiter.

You can then use those different bits of text to do whatever you want.

If you want to create elements based on coordinates you will need to ...

I use excel to quickly generate xml based files.
You can copy you 12d map file to an excel grid and use a string mapiluation formula to format a line as either a <FeatureLineDefinition> or <FeaturePointDefinition> in the fxl.

Let say you had the following as an excerpt of your mapfile in excel ...

Hey Ashley,

Not sure if you sorted this by now, but when downloading from Geoscience, the point cloud format is .laz which is a compressed format. You need to convert it to las to enable it to be read into 12d.

There are download tools available to do this for free, such as laszip (https://www ...