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@ -2,13 +2,13 @@
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>GIMP Library Reference Manual: gimpregioniterator</title>
<title>gimpregioniterator: GIMP Library Reference Manual</title>
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<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="libgimp-gimpregioniterator.top_of_page"></a>gimpregioniterator</span></h2>
<p>gimpregioniterator — Functions to traverse a pixel regions.</p>
<p>gimpregioniterator</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
@ -153,129 +153,68 @@
</div>
<div class="refsect1">
<a name="libgimp-gimpregioniterator.description"></a><h2>Description</h2>
<p>The GimpRgnIterator functions provide a variety of common ways to
traverse a PixelRegion, using a pre-defined function pointer per
pixel.</p>
</div>
<div class="refsect1">
<a name="libgimp-gimpregioniterator.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="GimpRgnFunc1"></a><h3>GimpRgnFunc1 ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GimpRgnFunc1<span class="c_punctuation">)</span> (<em class="parameter"><code>const <span class="type">guchar</span> *src</code></em>,
<em class="parameter"><code><span class="type">gint</span> bpp</code></em>,
<em class="parameter"><code><span class="type">gpointer</span> data</code></em>);</pre>
<p>
</p>
<span class="c_punctuation">(</span>*GimpRgnFunc1<span class="c_punctuation">)</span> (<em class="parameter"><code>const <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *src</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> bpp</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="GimpRgnFunc2"></a><h3>GimpRgnFunc2 ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GimpRgnFunc2<span class="c_punctuation">)</span> (<em class="parameter"><code>const <span class="type">guchar</span> *src</code></em>,
<em class="parameter"><code><span class="type">guchar</span> *dest</code></em>,
<em class="parameter"><code><span class="type">gint</span> bpp</code></em>,
<em class="parameter"><code><span class="type">gpointer</span> data</code></em>);</pre>
<p>
</p>
<span class="c_punctuation">(</span>*GimpRgnFunc2<span class="c_punctuation">)</span> (<em class="parameter"><code>const <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *src</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *dest</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> bpp</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="GimpRgnFuncSrc"></a><h3>GimpRgnFuncSrc ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GimpRgnFuncSrc<span class="c_punctuation">)</span> (<em class="parameter"><code><span class="type">gint</span> x</code></em>,
<em class="parameter"><code><span class="type">gint</span> y</code></em>,
<em class="parameter"><code>const <span class="type">guchar</span> *src</code></em>,
<em class="parameter"><code><span class="type">gint</span> bpp</code></em>,
<em class="parameter"><code><span class="type">gpointer</span> data</code></em>);</pre>
<p>
</p>
<span class="c_punctuation">(</span>*GimpRgnFuncSrc<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> x</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> y</code></em>,
<em class="parameter"><code>const <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *src</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> bpp</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="GimpRgnFuncDest"></a><h3>GimpRgnFuncDest ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GimpRgnFuncDest<span class="c_punctuation">)</span> (<em class="parameter"><code><span class="type">gint</span> x</code></em>,
<em class="parameter"><code><span class="type">gint</span> y</code></em>,
<em class="parameter"><code><span class="type">guchar</span> *dest</code></em>,
<em class="parameter"><code><span class="type">gint</span> bpp</code></em>,
<em class="parameter"><code><span class="type">gpointer</span> data</code></em>);</pre>
<p>
</p>
<span class="c_punctuation">(</span>*GimpRgnFuncDest<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> x</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> y</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *dest</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> bpp</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="GimpRgnFuncSrcDest"></a><h3>GimpRgnFuncSrcDest ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
<span class="c_punctuation">(</span>*GimpRgnFuncSrcDest<span class="c_punctuation">)</span> (<em class="parameter"><code><span class="type">gint</span> x</code></em>,
<em class="parameter"><code><span class="type">gint</span> y</code></em>,
<em class="parameter"><code>const <span class="type">guchar</span> *src</code></em>,
<em class="parameter"><code><span class="type">guchar</span> *dest</code></em>,
<em class="parameter"><code><span class="type">gint</span> bpp</code></em>,
<em class="parameter"><code><span class="type">gpointer</span> data</code></em>);</pre>
<p>
</p>
<span class="c_punctuation">(</span>*GimpRgnFuncSrcDest<span class="c_punctuation">)</span> (<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> x</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> y</code></em>,
<em class="parameter"><code>const <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *src</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *dest</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> bpp</code></em>,
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gimp-rgn-iterator-new"></a><h3>gimp_rgn_iterator_new ()</h3>
<pre class="programlisting"><a class="link" href="libgimp-gimpregioniterator.html#GimpRgnIterator" title="GimpRgnIterator"><span class="returnvalue">GimpRgnIterator</span></a> *
gimp_rgn_iterator_new (<em class="parameter"><code><a class="link" href="libgimp-gimpdrawable.html#GimpDrawable" title="GimpDrawable"><span class="type">GimpDrawable</span></a> *drawable</code></em>,
<em class="parameter"><code><a href="/local/head/share/gtk-doc/html/libgimpbase/libgimpbase-gimpbaseenums.html#GimpRunMode"><span class="type">GimpRunMode</span></a> unused</code></em>);</pre>
<p>Creates a new <a class="link" href="libgimp-gimpregioniterator.html#GimpRgnIterator" title="GimpRgnIterator"><span class="type">GimpRgnIterator</span></a> for <em class="parameter"><code>drawable</code></em>
. The <a href="/local/head/share/gtk-doc/html/libgimpbase/libgimpbase-gimpbaseenums.html#GimpRunMode"><span class="type">GimpRunMode</span></a>
parameter is ignored. Use <a class="link" href="libgimp-gimpregioniterator.html#gimp-rgn-iterator-free" title="gimp_rgn_iterator_free ()"><code class="function">gimp_rgn_iterator_free()</code></a> to free thsi
iterator.</p>
<div class="refsect3">
<a name="id-1.2.4.22.6.7.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>drawable</p></td>
<td class="parameter_description"><p>a <a class="link" href="libgimp-gimpdrawable.html#GimpDrawable" title="GimpDrawable"><span class="type">GimpDrawable</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>unused</p></td>
<td class="parameter_description"><p>ignored</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.4.22.6.7.6"></a><h4>Returns</h4>
<p> a newly allocated <a class="link" href="libgimp-gimpregioniterator.html#GimpRgnIterator" title="GimpRgnIterator"><span class="type">GimpRgnIterator</span></a>.</p>
<p></p>
</div>
<em class="parameter"><code><a href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpRunMode"><span class="type">GimpRunMode</span></a> unused</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gimp-rgn-iterator-free"></a><h3>gimp_rgn_iterator_free ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gimp_rgn_iterator_free (<em class="parameter"><code><a class="link" href="libgimp-gimpregioniterator.html#GimpRgnIterator" title="GimpRgnIterator"><span class="type">GimpRgnIterator</span></a> *iter</code></em>);</pre>
<p>Frees the resources allocated for <em class="parameter"><code>iter</code></em>
.</p>
<div class="refsect3">
<a name="id-1.2.4.22.6.8.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>iter</p></td>
<td class="parameter_description"><p>a <a class="link" href="libgimp-gimpregioniterator.html#GimpRgnIterator" title="GimpRgnIterator"><span class="type">GimpRgnIterator</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
@ -283,9 +222,7 @@ gimp_rgn_iterator_free (<em class="parameter"><code><a class="link" href="libgim
<pre class="programlisting"><span class="returnvalue">void</span>
gimp_rgn_iterator_src (<em class="parameter"><code><a class="link" href="libgimp-gimpregioniterator.html#GimpRgnIterator" title="GimpRgnIterator"><span class="type">GimpRgnIterator</span></a> *iter</code></em>,
<em class="parameter"><code><a class="link" href="libgimp-gimpregioniterator.html#GimpRgnFuncSrc" title="GimpRgnFuncSrc ()"><span class="type">GimpRgnFuncSrc</span></a> func</code></em>,
<em class="parameter"><code><span class="type">gpointer</span> data</code></em>);</pre>
<p>
</p>
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
@ -293,9 +230,7 @@ gimp_rgn_iterator_src (<em class="parameter"><code><a class="link" href="libgimp
<pre class="programlisting"><span class="returnvalue">void</span>
gimp_rgn_iterator_dest (<em class="parameter"><code><a class="link" href="libgimp-gimpregioniterator.html#GimpRgnIterator" title="GimpRgnIterator"><span class="type">GimpRgnIterator</span></a> *iter</code></em>,
<em class="parameter"><code><a class="link" href="libgimp-gimpregioniterator.html#GimpRgnFuncDest" title="GimpRgnFuncDest ()"><span class="type">GimpRgnFuncDest</span></a> func</code></em>,
<em class="parameter"><code><span class="type">gpointer</span> data</code></em>);</pre>
<p>
</p>
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
@ -303,31 +238,25 @@ gimp_rgn_iterator_dest (<em class="parameter"><code><a class="link" href="libgim
<pre class="programlisting"><span class="returnvalue">void</span>
gimp_rgn_iterator_src_dest (<em class="parameter"><code><a class="link" href="libgimp-gimpregioniterator.html#GimpRgnIterator" title="GimpRgnIterator"><span class="type">GimpRgnIterator</span></a> *iter</code></em>,
<em class="parameter"><code><a class="link" href="libgimp-gimpregioniterator.html#GimpRgnFuncSrcDest" title="GimpRgnFuncSrcDest ()"><span class="type">GimpRgnFuncSrcDest</span></a> func</code></em>,
<em class="parameter"><code><span class="type">gpointer</span> data</code></em>);</pre>
<p>
</p>
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gimp-rgn-iterate1"></a><h3>gimp_rgn_iterate1 ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gimp_rgn_iterate1 (<em class="parameter"><code><a class="link" href="libgimp-gimpdrawable.html#GimpDrawable" title="GimpDrawable"><span class="type">GimpDrawable</span></a> *drawable</code></em>,
<em class="parameter"><code><a href="/local/head/share/gtk-doc/html/libgimpbase/libgimpbase-gimpbaseenums.html#GimpRunMode"><span class="type">GimpRunMode</span></a> unused</code></em>,
<em class="parameter"><code><a href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpRunMode"><span class="type">GimpRunMode</span></a> unused</code></em>,
<em class="parameter"><code><a class="link" href="libgimp-gimpregioniterator.html#GimpRgnFunc1" title="GimpRgnFunc1 ()"><span class="type">GimpRgnFunc1</span></a> func</code></em>,
<em class="parameter"><code><span class="type">gpointer</span> data</code></em>);</pre>
<p>
</p>
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gimp-rgn-iterate2"></a><h3>gimp_rgn_iterate2 ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gimp_rgn_iterate2 (<em class="parameter"><code><a class="link" href="libgimp-gimpdrawable.html#GimpDrawable" title="GimpDrawable"><span class="type">GimpDrawable</span></a> *drawable</code></em>,
<em class="parameter"><code><a href="/local/head/share/gtk-doc/html/libgimpbase/libgimpbase-gimpbaseenums.html#GimpRunMode"><span class="type">GimpRunMode</span></a> unused</code></em>,
<em class="parameter"><code><a href="../libgimpbase/libgimpbase-gimpbaseenums.html#GimpRunMode"><span class="type">GimpRunMode</span></a> unused</code></em>,
<em class="parameter"><code><a class="link" href="libgimp-gimpregioniterator.html#GimpRgnFunc2" title="GimpRgnFunc2 ()"><span class="type">GimpRgnFunc2</span></a> func</code></em>,
<em class="parameter"><code><span class="type">gpointer</span> data</code></em>);</pre>
<p>
</p>
<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>);</pre>
</div>
</div>
<div class="refsect1">
@ -335,13 +264,10 @@ gimp_rgn_iterate2 (<em class="parameter"><code><a class="link" href="libgimp-gim
<div class="refsect2">
<a name="GimpRgnIterator"></a><h3>GimpRgnIterator</h3>
<pre class="programlisting">typedef struct _GimpRgnIterator GimpRgnIterator;</pre>
<p>
</p>
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