File: reference_lrs.xml.pot

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# SOME DESCRIPTIVE TITLE.
# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
#
#, fuzzy
msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION\n"
"Report-Msgid-Bugs-To: http://bugs.kde.org\n"
"POT-Creation-Date: 2012-09-14 17:50+0000\n"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
"Language-Team: LANGUAGE <kde-i18n-doc@kde.org>\n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"

#. Tag: title
#: reference_lrs.xml:3
#, no-c-format
msgid "Linear Referencing"
msgstr ""

#. Tag: refname
#: reference_lrs.xml:7
#, no-c-format
msgid "ST_Line_Interpolate_Point"
msgstr ""

#. Tag: refpurpose
#: reference_lrs.xml:9
#, no-c-format
msgid "Returns a point interpolated along a line. Second argument is a float8 between 0 and 1 representing fraction of total length of linestring the point has to be located."
msgstr ""

#. Tag: funcprototype
#: reference_lrs.xml:15
#, no-c-format
msgid "<funcdef>geometry <function>ST_Line_Interpolate_Point</function></funcdef> <paramdef><type>geometry </type> <parameter>a_linestring</parameter></paramdef> <paramdef><type>float </type> <parameter>a_fraction</parameter></paramdef>"
msgstr ""

#. Tag: title
#: reference_lrs.xml:24 reference_lrs.xml:85 reference_lrs.xml:136 reference_lrs.xml:202 reference_lrs.xml:260 reference_lrs.xml:311 reference_lrs.xml:356 reference_lrs.xml:400
#, no-c-format
msgid "Description"
msgstr ""

#. Tag: para
#: reference_lrs.xml:26
#, no-c-format
msgid "Returns a point interpolated along a line. First argument must be a LINESTRING. Second argument is a float8 between 0 and 1 representing fraction of total linestring length the point has to be located."
msgstr ""

#. Tag: para
#: reference_lrs.xml:30 reference_lrs.xml:147
#, no-c-format
msgid "See <xref linkend=\"ST_Line_Locate_Point\"/> for computing the line location nearest to a Point."
msgstr ""

#. Tag: para
#: reference_lrs.xml:34
#, no-c-format
msgid "Since release 1.1.1 this function also interpolates M and Z values (when present), while prior releases set them to 0.0."
msgstr ""

#. Tag: para
#: reference_lrs.xml:38
#, no-c-format
msgid "Availability: 0.8.2, Z and M supported added in 1.1.1"
msgstr ""

#. Tag: para
#: reference_lrs.xml:39 reference_lrs.xml:157 reference_lrs.xml:319 reference_lrs.xml:362 reference_lrs.xml:406
#, no-c-format
msgid "&Z_support;"
msgstr ""

#. Tag: title
#: reference_lrs.xml:44 reference_lrs.xml:101 reference_lrs.xml:161 reference_lrs.xml:225 reference_lrs.xml:276 reference_lrs.xml:323 reference_lrs.xml:366 reference_lrs.xml:410
#, no-c-format
msgid "Examples"
msgstr ""

#. Tag: para
#: reference_lrs.xml:50
#, no-c-format
msgid "A linestring with the interpolated point at 20% position (0.20)"
msgstr ""

#. Tag: programlisting
#: reference_lrs.xml:53
#, no-c-format
msgid ""
      "--Return point 20% along 2d line\n"
      "SELECT ST_AsEWKT(ST_Line_Interpolate_Point(the_line, 0.20))\n"
      "        FROM (SELECT ST_GeomFromEWKT('LINESTRING(25 50, 100 125, 150 190)') as the_line) As foo;\n"
      "   st_asewkt\n"
      "----------------\n"
      " POINT(51.5974135047432 76.5974135047432)"
msgstr ""

#. Tag: programlisting
#: reference_lrs.xml:54
#, no-c-format
msgid ""
      "--Return point mid-way of 3d line\n"
      "SELECT ST_AsEWKT(ST_Line_Interpolate_Point(the_line, 0.5))\n"
      "        FROM (SELECT ST_GeomFromEWKT('LINESTRING(1 2 3, 4 5 6, 6 7 8)') as the_line) As foo;\n"
      "\n"
      "        st_asewkt\n"
      "--------------------\n"
      " POINT(3.5 4.5 5.5)\n"
      "\n"
      "\n"
      "--find closest point on a line to a point or other geometry\n"
      " SELECT ST_AsText(ST_Line_Interpolate_Point(foo.the_line, ST_Line_Locate_Point(foo.the_line, ST_GeomFromText('POINT(4 3)'))))\n"
      "FROM (SELECT ST_GeomFromText('LINESTRING(1 2, 4 5, 6 7)') As the_line) As foo;\n"
      "   st_astext\n"
      "----------------\n"
      " POINT(3 4)"
msgstr ""

#. Tag: title
#: reference_lrs.xml:59 reference_lrs.xml:108 reference_lrs.xml:175 reference_lrs.xml:231 reference_lrs.xml:283 reference_lrs.xml:330 reference_lrs.xml:372
#, no-c-format
msgid "See Also"
msgstr ""

#. Tag: para
#: reference_lrs.xml:61
#, no-c-format
msgid ", <xref linkend=\"ST_AsEWKT\"/>, <xref linkend=\"ST_Length\"/>, <xref linkend=\"ST_Line_Locate_Point\"/>"
msgstr ""

#. Tag: refname
#: reference_lrs.xml:67
#, no-c-format
msgid "ST_Line_Locate_Point"
msgstr ""

#. Tag: refpurpose
#: reference_lrs.xml:69
#, no-c-format
msgid "Returns a float between 0 and 1 representing the location of the closest point on LineString to the given Point, as a fraction of total 2d line length."
msgstr ""

#. Tag: funcprototype
#: reference_lrs.xml:76
#, no-c-format
msgid "<funcdef>float <function>ST_Line_Locate_Point</function></funcdef> <paramdef><type>geometry </type> <parameter>a_linestring</parameter></paramdef> <paramdef><type>geometry </type> <parameter>a_point</parameter></paramdef>"
msgstr ""

#. Tag: para
#: reference_lrs.xml:87
#, no-c-format
msgid "Returns a float between 0 and 1 representing the location of the closest point on LineString to the given Point, as a fraction of total <link linkend=\"ST_Length2D\">2d line</link> length."
msgstr ""

#. Tag: para
#: reference_lrs.xml:91
#, no-c-format
msgid "You can use the returned location to extract a Point (<xref linkend=\"ST_Line_Interpolate_Point\"/>) or a substring (<xref linkend=\"ST_Line_Substring\"/>)."
msgstr ""

#. Tag: para
#: reference_lrs.xml:94
#, no-c-format
msgid "This is useful for approximating numbers of addresses"
msgstr ""

#. Tag: para
#: reference_lrs.xml:96
#, no-c-format
msgid "Availability: 1.1.0"
msgstr ""

#. Tag: programlisting
#: reference_lrs.xml:103
#, no-c-format
msgid ""
      "--Rough approximation of finding the street number of a point along the street\n"
      "--Note the whole foo thing is just to generate dummy data that looks\n"
      "--like house centroids and street\n"
      "--We use ST_DWithin to exclude\n"
      "--houses too far away from the street to be considered on the street\n"
      "SELECT ST_AsText(house_loc) As as_text_house_loc,\n"
      "        startstreet_num +\n"
      "                CAST( (endstreet_num - startstreet_num)\n"
      "                        * ST_Line_Locate_Point(street_line, house_loc) As integer) As street_num\n"
      "FROM\n"
      "(SELECT ST_GeomFromText('LINESTRING(1 2, 3 4)') As street_line,\n"
      "        ST_MakePoint(x*1.01,y*1.03) As house_loc, 10 As startstreet_num,\n"
      "                20 As endstreet_num\n"
      "FROM generate_series(1,3) x CROSS JOIN generate_series(2,4) As y)\n"
      "As foo\n"
      "WHERE ST_DWithin(street_line, house_loc, 0.2);\n"
      "\n"
      " as_text_house_loc | street_num\n"
      "-------------------+------------\n"
      " POINT(1.01 2.06)  |         10\n"
      " POINT(2.02 3.09)  |         15\n"
      " POINT(3.03 4.12)  |         20\n"
      "\n"
      " --find closest point on a line to a point or other geometry\n"
      " SELECT ST_AsText(ST_Line_Interpolate_Point(foo.the_line, ST_Line_Locate_Point(foo.the_line, ST_GeomFromText('POINT(4 3)'))))\n"
      "FROM (SELECT ST_GeomFromText('LINESTRING(1 2, 4 5, 6 7)') As the_line) As foo;\n"
      "   st_astext\n"
      "----------------\n"
      " POINT(3 4)"
msgstr ""

#. Tag: para
#: reference_lrs.xml:110
#, no-c-format
msgid ", <xref linkend=\"ST_Length2D\"/>, <xref linkend=\"ST_Line_Interpolate_Point\"/>, <xref linkend=\"ST_Line_Substring\"/>"
msgstr ""

#. Tag: refname
#: reference_lrs.xml:116
#, no-c-format
msgid "ST_Line_Substring"
msgstr ""

#. Tag: refpurpose
#: reference_lrs.xml:118
#, no-c-format
msgid "Return a linestring being a substring of the input one starting and ending at the given fractions of total 2d length. Second and third arguments are float8 values between 0 and 1."
msgstr ""

#. Tag: funcprototype
#: reference_lrs.xml:126
#, no-c-format
msgid "<funcdef>geometry <function>ST_Line_Substring</function></funcdef> <paramdef><type>geometry </type> <parameter>a_linestring</parameter></paramdef> <paramdef><type>float </type> <parameter>startfraction</parameter></paramdef> <paramdef><type>float </type> <parameter>endfraction</parameter></paramdef>"
msgstr ""

#. Tag: para
#: reference_lrs.xml:138
#, no-c-format
msgid "Return a linestring being a substring of the input one starting and ending at the given fractions of total 2d length. Second and third arguments are float8 values between 0 and 1. This only works with LINESTRINGs. To use with contiguous MULTILINESTRINGs use in conjunction with <xref linkend=\"ST_LineMerge\"/>."
msgstr ""

#. Tag: para
#: reference_lrs.xml:144
#, no-c-format
msgid "If 'start' and 'end' have the same value this is equivalent to <xref linkend=\"ST_Line_Interpolate_Point\"/>."
msgstr ""

#. Tag: para
#: reference_lrs.xml:151
#, no-c-format
msgid "Since release 1.1.1 this function also interpolates M and Z values (when present), while prior releases set them to unspecified values."
msgstr ""

#. Tag: para
#: reference_lrs.xml:156
#, no-c-format
msgid "Availability: 1.1.0, Z and M supported added in 1.1.1"
msgstr ""

#. Tag: para
#: reference_lrs.xml:167
#, no-c-format
msgid "A linestring seen with 1/3 midrange overlaid (0.333, 0.666)"
msgstr ""

#. Tag: programlisting
#: reference_lrs.xml:170
#, no-c-format
msgid ""
      "--Return the approximate 1/3 mid-range part of a linestring\n"
      "SELECT ST_AsText(ST_Line_SubString(ST_GeomFromText('LINESTRING(25 50, 100 125, 150 190)'), 0.333, 0.666));\n"
      "\n"
      "                                                                                   st_astext\n"
      "------------------------------------------------------------------------------------------------\n"
      "LINESTRING(69.2846934853974 94.2846934853974,100 125,111.700356260683 140.210463138888)\n"
      "\n"
      "--The below example simulates a while loop in\n"
      "--SQL using PostgreSQL generate_series() to cut all\n"
      "--linestrings in a table to 100 unit segments\n"
      "-- of which no segment is longer than 100 units\n"
      "-- units are measured in the SRID units of measurement\n"
      "-- It also assumes all geometries are LINESTRING or contiguous MULTILINESTRING\n"
      "--and no geometry is longer than 100 units*10000\n"
      "--for better performance you can reduce the 10000\n"
      "--to match max number of segments you expect\n"
      "\n"
      "SELECT field1, field2, ST_Line_Substring(the_geom, 100.00*n/length,\n"
      "  CASE\n"
      "        WHEN 100.00*(n+1) &lt; length THEN 100.00*(n+1)/length\n"
      "        ELSE 1\n"
      "  END) As the_geom\n"
      "FROM\n"
      "  (SELECT sometable.field1, sometable.field2,\n"
      "  ST_LineMerge(sometable.the_geom) AS the_geom,\n"
      "  ST_Length(sometable.the_geom) As length\n"
      "  FROM sometable\n"
      "  ) AS t\n"
      "CROSS JOIN generate_series(0,10000) AS n\n"
      "WHERE n*100.00/length &lt; 1;"
msgstr ""

#. Tag: para
#: reference_lrs.xml:177
#, no-c-format
msgid ", <xref linkend=\"ST_Line_Interpolate_Point\"/>, <xref linkend=\"ST_LineMerge\"/>"
msgstr ""

#. Tag: refname
#: reference_lrs.xml:183
#, no-c-format
msgid "ST_LocateAlong"
msgstr ""

#. Tag: refpurpose
#: reference_lrs.xml:185
#, no-c-format
msgid "<refpurpose>Return a derived geometry collection value with elements that match the specified measure. Polygonal elements are not supported.</refpurpose>"
msgstr ""

#. Tag: funcprototype
#: reference_lrs.xml:192
#, no-c-format
msgid "<funcdef>geometry <function>ST_LocateAlong</function></funcdef> <paramdef><type>geometry </type> <parameter>ageom_with_measure</parameter></paramdef> <paramdef><type>float </type> <parameter>a_measure</parameter></paramdef> <paramdef choice=\"opt\"><type>float </type> <parameter>offset</parameter></paramdef>"
msgstr ""

#. Tag: para
#: reference_lrs.xml:204
#, no-c-format
msgid "<para>Return a derived geometry collection value with elements that match the specified measure. Polygonal elements are not supported.</para>"
msgstr ""

#. Tag: para
#: reference_lrs.xml:208
#, no-c-format
msgid "If an offset is provided, the resultant will be offset to the left or right of the input line by the specified number of units. A positive offset will be to the left, and a negative one to the right."
msgstr ""

#. Tag: para
#: reference_lrs.xml:213 reference_lrs.xml:266
#, no-c-format
msgid "Semantic is specified by: ISO/IEC CD 13249-3:200x(E) - Text for Continuation CD Editing Meeting"
msgstr ""

#. Tag: para
#: reference_lrs.xml:216
#, no-c-format
msgid "Availability: 1.1.0 by old name ST_Locate_Along_Measure."
msgstr ""

#. Tag: para
#: reference_lrs.xml:217
#, no-c-format
msgid "Changed: 2.0.0 in prior versions this used to be called ST_Locate_Along_Measure. The old name has been deprecated and will be removed in the future but is still available."
msgstr ""

#. Tag: para
#: reference_lrs.xml:218
#, no-c-format
msgid "Use this function only for geometries with an M component"
msgstr ""

#. Tag: para
#: reference_lrs.xml:220 reference_lrs.xml:272
#, no-c-format
msgid "&M_support;"
msgstr ""

#. Tag: programlisting
#: reference_lrs.xml:226
#, no-c-format
msgid ""
      "SELECT ST_AsText(the_geom)\n"
      "                FROM\n"
      "                (SELECT ST_LocateAlong(\n"
      "                        ST_GeomFromText('MULTILINESTRINGM((1 2 3, 3 4 2, 9 4 3),\n"
      "                (1 2 3, 5 4 5))'),3) As the_geom) As foo;\n"
      "\n"
      "                                                 st_asewkt\n"
      "-----------------------------------------------------------\n"
      " MULTIPOINT M (1 2 3)\n"
      "\n"
      "--Geometry collections are difficult animals so dump them\n"
      "--to make them more digestable\n"
      "SELECT ST_AsText((ST_Dump(the_geom)).geom)\n"
      "        FROM\n"
      "        (SELECT ST_LocateAlong(\n"
      "                        ST_GeomFromText('MULTILINESTRINGM((1 2 3, 3 4 2, 9 4 3),\n"
      "        (1 2 3, 5 4 5))'),3) As the_geom) As foo;\n"
      "\n"
      "   st_asewkt\n"
      "---------------\n"
      " POINTM(1 2 3)\n"
      " POINTM(9 4 3)\n"
      " POINTM(1 2 3)"
msgstr ""

#. Tag: para
#: reference_lrs.xml:233
#, no-c-format
msgid ", <xref linkend=\"ST_LocateBetween\"/>"
msgstr ""

#. Tag: refname
#: reference_lrs.xml:239
#, no-c-format
msgid "ST_LocateBetween"
msgstr ""

#. Tag: refpurpose
#: reference_lrs.xml:241
#, no-c-format
msgid "<refpurpose>Return a derived geometry collection value with elements that match the specified range of measures inclusively. Polygonal elements are not supported.</refpurpose>"
msgstr ""

#. Tag: funcprototype
#: reference_lrs.xml:248
#, no-c-format
msgid "<funcdef>geometry <function>ST_LocateBetween</function></funcdef> <paramdef><type>geometry </type> <parameter>geomA</parameter></paramdef> <paramdef><type>float </type> <parameter>measure_start</parameter></paramdef> <paramdef><type>float </type> <parameter>measure_end</parameter></paramdef> <paramdef choice=\"opt\"><type>float </type> <parameter>offset</parameter></paramdef>"
msgstr ""

#. Tag: para
#: reference_lrs.xml:262
#, no-c-format
msgid "<para>Return a derived geometry collection value with elements that match the specified range of measures inclusively. Polygonal elements are not supported.</para>"
msgstr ""

#. Tag: para
#: reference_lrs.xml:269
#, no-c-format
msgid "Availability: 1.1.0 by old name ST_Locate_Between_Measures."
msgstr ""

#. Tag: para
#: reference_lrs.xml:270
#, no-c-format
msgid "Changed: 2.0.0 - in prior versions this used to be called ST_Locate_Between_Measures. The old name has been deprecated and will be removed in the future but is still available for backward compatibility."
msgstr ""

#. Tag: programlisting
#: reference_lrs.xml:278
#, no-c-format
msgid ""
      "SELECT ST_AsText(the_geom)\n"
      "                FROM\n"
      "                (SELECT ST_LocateBetween(\n"
      "                        ST_GeomFromText('MULTILINESTRING M ((1 2 3, 3 4 2, 9 4 3),\n"
      "                (1 2 3, 5 4 5))'),1.5, 3) As the_geom) As foo;\n"
      "\n"
      "                                                         st_asewkt\n"
      "------------------------------------------------------------------------\n"
      " GEOMETRYCOLLECTION M (LINESTRING M (1 2 3,3 4 2,9 4 3),POINT M (1 2 3))\n"
      "\n"
      "--Geometry collections are difficult animals so dump them\n"
      "--to make them more digestable\n"
      "SELECT ST_AsText((ST_Dump(the_geom)).geom)\n"
      "                FROM\n"
      "                (SELECT ST_LocateBetween(\n"
      "                        ST_GeomFromText('MULTILINESTRING M ((1 2 3, 3 4 2, 9 4 3),\n"
      "                (1 2 3, 5 4 5))'),1.5, 3) As the_geom) As foo;\n"
      "\n"
      "                   st_asewkt\n"
      "--------------------------------\n"
      " LINESTRING M (1 2 3,3 4 2,9 4 3)\n"
      " POINT M (1 2 3)"
msgstr ""

#. Tag: para
#: reference_lrs.xml:285
#, no-c-format
msgid ", <xref linkend=\"ST_LocateAlong\"/>"
msgstr ""

#. Tag: refname
#: reference_lrs.xml:291
#, no-c-format
msgid "ST_LocateBetweenElevations"
msgstr ""

#. Tag: refpurpose
#: reference_lrs.xml:293
#, no-c-format
msgid "Return a derived geometry (collection) value with elements that intersect the specified range of elevations inclusively. Only 3D, 4D LINESTRINGS and MULTILINESTRINGS are supported."
msgstr ""

#. Tag: funcprototype
#: reference_lrs.xml:300
#, no-c-format
msgid "<funcdef>geometry <function>ST_LocateBetweenElevations</function></funcdef> <paramdef><type>geometry </type> <parameter>geom_mline</parameter></paramdef> <paramdef><type>float </type> <parameter>elevation_start</parameter></paramdef> <paramdef><type>float </type> <parameter>elevation_end</parameter></paramdef>"
msgstr ""

#. Tag: para
#: reference_lrs.xml:313
#, no-c-format
msgid "Return a derived geometry (collection) value with elements that intersect the specified range of elevations inclusively. Only 3D, 3DM LINESTRINGS and MULTILINESTRINGS are supported."
msgstr ""

#. Tag: para
#: reference_lrs.xml:317
#, no-c-format
msgid "Availability: 1.4.0"
msgstr ""

#. Tag: programlisting
#: reference_lrs.xml:325
#, no-c-format
msgid ""
      "SELECT ST_AsEWKT(ST_LocateBetweenElevations(\n"
      "                        ST_GeomFromEWKT('LINESTRING(1 2 3, 4 5 6)'),2,4)) As ewelev;\n"
      "                                                                   ewelev\n"
      "----------------------------------------------------------------\n"
      "        MULTILINESTRING((1 2 3,2 3 4))\n"
      "\n"
      "SELECT ST_AsEWKT(ST_LocateBetweenElevations(\n"
      "                        ST_GeomFromEWKT('LINESTRING(1 2 6, 4 5 -1, 7 8 9)'),6,9)) As ewelev;\n"
      "\n"
      "                                ewelev\n"
      "----------------------------------------------------------------\n"
      "GEOMETRYCOLLECTION(POINT(1 2 6),LINESTRING(6.1 7.1 6,7 8 9))\n"
      "\n"
      "--Geometry collections are difficult animals so dump them\n"
      "--to make them more digestable\n"
      "SELECT ST_AsEWKT((ST_Dump(the_geom)).geom)\n"
      "                FROM\n"
      "                (SELECT ST_LocateBetweenElevations(\n"
      "                        ST_GeomFromEWKT('LINESTRING(1 2 6, 4 5 -1, 7 8 9)'),6,9) As the_geom) As foo;\n"
      "\n"
      "                   st_asewkt\n"
      "--------------------------------\n"
      "POINT(1 2 6)\n"
      "LINESTRING(6.1 7.1 6,7 8 9)"
msgstr ""

#. Tag: refname
#: reference_lrs.xml:339
#, no-c-format
msgid "ST_InterpolatePoint"
msgstr ""

#. Tag: refpurpose
#: reference_lrs.xml:341
#, no-c-format
msgid "<refpurpose>Return the value of the measure dimension of a geometry at the point closed to the provided point.</refpurpose>"
msgstr ""

#. Tag: funcprototype
#: reference_lrs.xml:346
#, no-c-format
msgid "<funcdef>float <function>ST_InterpolatePoint</function></funcdef> <paramdef><type>geometry </type> <parameter>line</parameter></paramdef> <paramdef><type>geometry </type> <parameter>point</parameter></paramdef>"
msgstr ""

#. Tag: para
#: reference_lrs.xml:358
#, no-c-format
msgid "<para>Return the value of the measure dimension of a geometry at the point closed to the provided point.</para>"
msgstr ""

#. Tag: para
#: reference_lrs.xml:360
#, no-c-format
msgid "Availability: 2.0.0"
msgstr ""

#. Tag: programlisting
#: reference_lrs.xml:368
#, no-c-format
msgid ""
      "SELECT ST_InterpolatePoint('LINESTRING M (0 0 0, 10 0 20)', 'POINT(5 5)');\n"
      " st_interpolatepoint \n"
      " ---------------------\n"
      "                                    10"
msgstr ""

#. Tag: para
#: reference_lrs.xml:374
#, no-c-format
msgid ", <xref linkend=\"ST_LocateAlong\"/>, <xref linkend=\"ST_LocateBetween\"/>"
msgstr ""

#. Tag: refname
#: reference_lrs.xml:382
#, no-c-format
msgid "ST_AddMeasure"
msgstr ""

#. Tag: refpurpose
#: reference_lrs.xml:384
#, no-c-format
msgid "<refpurpose>Return a derived geometry with measure elements linearly interpolated between the start and end points. If the geometry has no measure dimension, one is added. If the geometry has a measure dimension, it is over-written with new values. Only LINESTRINGS and MULTILINESTRINGS are supported.</refpurpose>"
msgstr ""

#. Tag: funcprototype
#: reference_lrs.xml:389
#, no-c-format
msgid "<funcdef>geometry <function>ST_AddMeasure</function></funcdef> <paramdef><type>geometry </type> <parameter>geom_mline</parameter></paramdef> <paramdef><type>float </type> <parameter>measure_start</parameter></paramdef> <paramdef><type>float </type> <parameter>measure_end</parameter></paramdef>"
msgstr ""

#. Tag: para
#: reference_lrs.xml:402
#, no-c-format
msgid "<para>Return a derived geometry with measure elements linearly interpolated between the start and end points. If the geometry has no measure dimension, one is added. If the geometry has a measure dimension, it is over-written with new values. Only LINESTRINGS and MULTILINESTRINGS are supported.</para>"
msgstr ""

#. Tag: para
#: reference_lrs.xml:404
#, no-c-format
msgid "Availability: 1.5.0"
msgstr ""

#. Tag: programlisting
#: reference_lrs.xml:412
#, no-c-format
msgid ""
      "SELECT ST_AsText(ST_AddMeasure(\n"
      "ST_GeomFromEWKT('LINESTRING(1 0, 2 0, 4 0)'),1,4)) As ewelev;\n"
      "           ewelev             \n"
      "--------------------------------\n"
      " LINESTRINGM(1 0 1,2 0 2,4 0 4)\n"
      "\n"
      "SELECT ST_AsText(ST_AddMeasure(\n"
      "ST_GeomFromEWKT('LINESTRING(1 0 4, 2 0 4, 4 0 4)'),10,40)) As ewelev;\n"
      "                 ewelev                 \n"
      "----------------------------------------\n"
      " LINESTRING(1 0 4 10,2 0 4 20,4 0 4 40)\n"
      "\n"
      "SELECT ST_AsText(ST_AddMeasure(\n"
      "ST_GeomFromEWKT('LINESTRINGM(1 0 4, 2 0 4, 4 0 4)'),10,40)) As ewelev;\n"
      "                 ewelev                 \n"
      "----------------------------------------\n"
      " LINESTRINGM(1 0 10,2 0 20,4 0 40)\n"
      " \n"
      "SELECT ST_AsText(ST_AddMeasure(\n"
      "ST_GeomFromEWKT('MULTILINESTRINGM((1 0 4, 2 0 4, 4 0 4),(1 0 4, 2 0 4, 4 0 4))'),10,70)) As ewelev;\n"
      "                             ewelev                              \n"
      "-----------------------------------------------------------------\n"
      " MULTILINESTRINGM((1 0 10,2 0 20,4 0 40),(1 0 40,2 0 50,4 0 70))"
msgstr ""