<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="function.ps-curveto" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>ps_curveto</refname>
  <refpurpose>Draws a curve</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>ps_curveto</methodname>
   <methodparam><type>resource</type><parameter>psdoc</parameter></methodparam>
   <methodparam><type>float</type><parameter>x1</parameter></methodparam>
   <methodparam><type>float</type><parameter>y1</parameter></methodparam>
   <methodparam><type>float</type><parameter>x2</parameter></methodparam>
   <methodparam><type>float</type><parameter>y2</parameter></methodparam>
   <methodparam><type>float</type><parameter>x3</parameter></methodparam>
   <methodparam><type>float</type><parameter>y3</parameter></methodparam>
  </methodsynopsis>
  <para>
   Add a section of a cubic Bézier curve described by the three given control
   points to the current path.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>psdoc</parameter></term>
     <listitem>
      <para>
       Resource identifier of the postscript file
       as returned by <function>ps_new</function>.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>x1</parameter></term>
     <listitem>
      <para>
       x-coordinate of first control point.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>y1</parameter></term>
     <listitem>
      <para>
       y-coordinate of first control point.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>x2</parameter></term>
     <listitem>
      <para>
       x-coordinate of second control point.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>y2</parameter></term>
     <listitem>
      <para>
       y-coordinate of second control point.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>x3</parameter></term>
     <listitem>
      <para>
       x-coordinate of third control point.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>y3</parameter></term>
     <listitem>
      <para>
       y-coordinate of third control point.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &return.success;
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>ps_lineto</function></member>
   </simplelist>
  </para>
 </refsect1>
</refentry>

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