2013-05-09 19:38:17 +00:00
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<?xml version="1.0" encoding="UTF-8"?>
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<sect1 id="reference_sfcgal">
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<title>Using SFCGAL Advanced 2D/3D functions</title>
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<para>
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TODO Introduction part
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</para>
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<para>
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TODO Install part
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</para>
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<refentry id="ST_Extrude">
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<refnamediv>
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<refname>ST_Extrude</refname>
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<refpurpose>Extrude a surface to a related volume</refpurpose>
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</refnamediv>
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<refsynopsisdiv>
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<funcsynopsis>
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<funcprototype>
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<funcdef>geometry <function>ST_Extrude</function></funcdef>
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<paramdef><type>geometry</type> <parameter>geom</parameter></paramdef>
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<paramdef><type>float</type> <parameter>x</parameter></paramdef>
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<paramdef><type>float</type> <parameter>y</parameter></paramdef>
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<paramdef><type>float</type> <parameter>z</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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</refsynopsisdiv>
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<refsection>
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<title>Description</title>
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<para>Availability</para>
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2013-05-10 16:17:13 +00:00
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<para>&sfcgal_required;</para>
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2013-05-09 19:38:17 +00:00
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<para>&Z_support;</para>
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<para>&P_support;</para>
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<para>&T_support;</para>
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</refsection>
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</refentry>
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<refentry id="ST_StraightSkeleton">
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<refnamediv>
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<refname>ST_StraightSkeleton</refname>
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<refpurpose>Compute a straight skeleton from a geometry</refpurpose>
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</refnamediv>
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<refsynopsisdiv>
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<funcsynopsis>
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<funcprototype>
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<funcdef>geometry <function>ST_StraightSkeleton</function></funcdef>
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<paramdef><type>geometry</type> <parameter>geom</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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</refsynopsisdiv>
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<refsection>
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<title>Description</title>
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<para>Availability</para>
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2013-05-10 16:17:13 +00:00
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<para>&sfcgal_required;</para>
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2013-05-09 19:38:17 +00:00
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<para>&Z_support;</para>
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<para>&P_support;</para>
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<para>&T_support;</para>
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</refsection>
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</refentry>
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<refentry id="ST_IsPlanar">
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<refnamediv>
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<refname>ST_IsPlanar</refname>
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<refpurpose>Check if a surface is or not planar</refpurpose>
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</refnamediv>
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<refsynopsisdiv>
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<funcsynopsis>
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<funcprototype>
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<funcdef>boolean <function>ST_IsPlanar</function></funcdef>
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<paramdef><type>geometry</type> <parameter>geom</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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</refsynopsisdiv>
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<refsection>
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<title>Description</title>
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<para>Availability</para>
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2013-05-10 16:17:13 +00:00
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<para>&sfcgal_required;</para>
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2013-05-09 19:38:17 +00:00
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<para>&Z_support;</para>
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<para>&P_support;</para>
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<para>&T_support;</para>
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</refsection>
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</refentry>
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<refentry id="ST_Orientation">
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<refnamediv>
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<refname>ST_Orientation</refname>
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<refpurpose>Determine surface orientation</refpurpose>
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</refnamediv>
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<refsynopsisdiv>
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<funcsynopsis>
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<funcprototype>
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<funcdef>integer <function>ST_Orientation</function></funcdef>
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<paramdef><type>geometry</type> <parameter>geom</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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</refsynopsisdiv>
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<refsection>
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<title>Description</title>
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<para>Availability</para>
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2013-05-10 16:17:13 +00:00
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<para>&sfcgal_required;</para>
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2013-05-09 19:38:17 +00:00
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<para>&Z_support;</para>
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<para>&P_support;</para>
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<para>&T_support;</para>
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</refsection>
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</refentry>
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<refentry id="ST_ForceLHR">
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<refnamediv>
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<refname>ST_ForceLHR</refname>
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<refpurpose>Force LHR orientation</refpurpose>
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</refnamediv>
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<refsynopsisdiv>
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<funcsynopsis>
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<funcprototype>
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<funcdef>geometry <function>ST_ForceLHR</function></funcdef>
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<paramdef><type>geometry</type> <parameter>geom</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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</refsynopsisdiv>
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<refsection>
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<title>Description</title>
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<para>Availability</para>
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2013-05-10 16:17:13 +00:00
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<para>&sfcgal_required;</para>
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2013-05-09 19:38:17 +00:00
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<para>&Z_support;</para>
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<para>&P_support;</para>
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<para>&T_support;</para>
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</refsection>
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</refentry>
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<refentry id="ST_Triangulate">
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<refnamediv>
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<refname>ST_Minkowski</refname>
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<refpurpose>Perform Minkowski sum</refpurpose>
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</refnamediv>
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<refsynopsisdiv>
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<funcsynopsis>
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<funcprototype>
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<funcdef>geometry <function>ST_Minkowski</function></funcdef>
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<paramdef><type>geometry</type> <parameter>geom1</parameter></paramdef>
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<paramdef><type>geometry</type> <parameter>geom2</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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</refsynopsisdiv>
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<refsection>
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<title>Description</title>
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<para>Availability</para>
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2013-05-10 16:17:13 +00:00
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<para>&sfcgal_required;</para>
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2013-05-09 19:38:17 +00:00
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<para>&Z_support;</para>
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<para>&P_support;</para>
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<para>&T_support;</para>
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</refsection>
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</refentry>
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<refentry id="ST_Tesselate">
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<refnamediv>
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<refname>ST_Tesselate</refname>
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<refpurpose>Perform surface Tesselation</refpurpose>
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</refnamediv>
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<refsynopsisdiv>
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<funcsynopsis>
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<funcprototype>
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<funcdef>geometry <function>ST_Tesselate</function></funcdef>
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<paramdef><type>geometry</type> <parameter>geom</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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</refsynopsisdiv>
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<refsection>
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<title>Description</title>
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<para>Availability</para>
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2013-05-10 16:17:13 +00:00
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<para>&sfcgal_required;</para>
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2013-05-09 19:38:17 +00:00
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<para>&Z_support;</para>
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<para>&P_support;</para>
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<para>&T_support;</para>
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</refsection>
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</refentry>
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</sect1>
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