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Add note about TOLERANCE and OGC API - Features requests #1103

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jmckenna merged 1 commit into from
Jul 24, 2026
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Add note about TOLERANCE and OGC API - Features requests #1103

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16 changes: 8 additions & 8 deletions en/mapfile/layer.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -1876,14 +1876,14 @@ TILESRS [attribute]
.. _TOLERANCE:

TOLERANCE [double]
Sensitivity for point based queries (i.e. via mouse and/or map
coordinates). Given in TOLERANCEUNITS. If the layer is a POINT or a LINE,
the default is 3. For all other layer types, the default is 0. To
restrict polygon searches so that the point must occur in the polygon
set the tolerance to zero. This setting does not apply to WFS GetFeature
operations.

.. note:: Starting with MapServer 8.6, the TOLERANCE value can also be
Sensitivity for point-based queries (i.e. via mouse and/or map
coordinates). Given in :ref:`TOLERANCEUNITS <mapfile-layer-toleranceunits>`.
If the layer is a POINT or a LINE, the default is 3. For all other layer types, the default is 0.
To restrict polygon searches so that the point must occur in the polygon,
set the tolerance to zero. This setting does not apply to WFS GetFeature operations
or OGC API - Features requests.

.. note:: Starting with MapServer 8.6, the ``TOLERANCE`` value can also be
defined as a :ref:`child of an IDENTIFY block <identify_tolerance>`.

.. index::
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