<?xml version="1.0" encoding="UTF-8"?>
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 * Scilab ( https://www.scilab.org/ ) - This file is part of Scilab
 * Copyright (C) ENPC - Jean-Philippe Chancelier
 *
 * Copyright (C) 2012 - 2016 - Scilab Enterprises
 *
 * This file is hereby licensed under the terms of the GNU GPL v2.0,
 * pursuant to article 5.3.4 of the CeCILL v.2.1.
 * This file was originally licensed under the terms of the CeCILL v2.1,
 * and continues to be available under such terms.
 * For more information, see the COPYING file which you should have received
 * along with this program.
 *
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<refentry xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:svg="http://www.w3.org/2000/svg" xmlns:ns4="http://www.w3.org/1999/xhtml" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:db="http://docbook.org/ns/docbook" xmlns:scilab="http://www.scilab.org" xml:id="fplot3d1" xml:lang="pt">
    <refnamediv>
        <refname>fplot3d1</refname>
        <refpurpose>Esboço 3d em escala de cinza ou colorido de nível de uma
            superfície definida por uma função
        </refpurpose>
    </refnamediv>
    <refsynopsisdiv>
        <title>Seqüência de Chamamento</title>
        <synopsis>fplot3d1(xr,yr,f,[theta,alpha,leg,flag,ebox])
            fplot3d1(xr,yr,f,&lt;opt_args&gt;)
        </synopsis>
    </refsynopsisdiv>
    <refsection>
        <title>Parâmetros</title>
        <variablelist>
            <varlistentry>
                <term>xr</term>
                <listitem>
                    <para>vetor linha de tamanho n1. </para>
                </listitem>
            </varlistentry>
            <varlistentry>
                <term>yr</term>
                <listitem>
                    <para>vetor linha de tamanho n2. </para>
                </listitem>
            </varlistentry>
            <varlistentry>
                <term>f</term>
                <listitem>
                    <para>função externa (external) do tipo z=f(x,y). </para>
                </listitem>
            </varlistentry>
            <varlistentry>
                <term>theta,alpha,leg,flag,ebox</term>
                <listitem>
                    <para>
                        ver <literal>plot3d1</literal>.
                    </para>
                </listitem>
            </varlistentry>
            <varlistentry>
                <term>&lt;opt_args&gt;</term>
                <listitem>
                    <para>
                        ver <literal>plot3d</literal>.
                    </para>
                </listitem>
            </varlistentry>
        </variablelist>
    </refsection>
    <refsection>
        <title>Descrição</title>
        <para>
            <literal>fplot3d1</literal> esboça em 3d, em escala de cinza ou
            colorido, níveis de uma superfície definida pela função externa
            <literal>f</literal> no grid definido por <literal>xr</literal> e
            <literal>yr</literal>.
        </para>
        <para>
            Entre com o comando <literal>fplot3d1()</literal> para visualizar
            uma demonstração.
        </para>
    </refsection>
    <refsection>
        <title>Exemplos</title>
        <programlisting role="example"><![CDATA[
deff('z=f(x,y)','z=x^4-y^4')
x=-3:0.2:3 ;y=x ;
clf() ;fplot3d1(x,y,f,alpha=5,theta=31)
 ]]></programlisting>
    </refsection>
    <refsection role="see also">
        <title>Ver Também</title>
        <simplelist type="inline">
            <member>
                <link linkend="plot3d1">plot3d1</link>
            </member>
        </simplelist>
    </refsection>
</refentry>
