Mark Filtering by Accuracy

Looking for a survey mark, with a particular set of attributes is a common use case, for example, planning a survey and needing to identify a NZ Vertical Datum 2016 order 1V marks near your site. This is where mark accuracy filters come in.

Setting Up Accuracy Filters:

1. Open the filter panel 

2. Select accuracy orders you desire e.g. orders 0-3

3. Choose coordinate system - Filter by NZGD2000, NZVD2016, etc.

4. Apply filter - Only matching marks display

5. Clear filter - Return to full mark display

Screenshot: Geodetic marks showing in Auckland with no vertical datum filter in place
Screenshot: Geodetic marks showing in Auckland with no vertical datum filter in place
 
Screenshot: Geodetic marks showing in Auckland with only NZ Vertical Datum 2016 Order 1V marks displayed
Screenshot: Geodetic marks showing in Auckland with only NZ Vertical Datum 2016 Order 1V marks displayed

 

 

 

Vector Filtering.

Vectors can seriously clutter the display when you are trying to work, particularly while working in  close proximity to frequently observered marks.

Setting Up Vector Filters:

1. Open the filter panel

2. Select minimum and/or maximum vector length

3. Apply filter - Only matching vectors display

4. Clear filter - Return to full vector display

Screenshot: map in central auckland with vectors on, and no distance filter active
Screenshot: map in central auckland with vectors on, and no distance filter active
Screenshot: map in central auckland with vectors on, and no vectors less than 300 metres long removed from the map
 
filtering maps