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+<title>Rendering (Guile-SDL2)</title>
+
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+<a name="Rendering"></a>
+<div class="header">
+<p>
+Next: <a href="Images.html#Images" accesskey="n" rel="next">Images</a>, Previous: <a href="Surfaces.html#Surfaces" accesskey="p" rel="prev">Surfaces</a>, Up: <a href="API-Reference.html#API-Reference" accesskey="u" rel="up">API Reference</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Index.html#Index" title="Index" rel="index">Index</a>]</p>
+</div>
+<hr>
+<a name="Rendering-1"></a>
+<h3 class="section">3.7 Rendering</h3>
+
+<div class="example">
+<pre class="example">(use-modules (sdl2 render))
+</pre></div>
+
+<dl>
+<dt><a name="index-make_002drenderer"></a>Procedure: <strong>make-renderer</strong> <em>window [#:optional flags='(accelerated vsync)]</em></dt>
+<dd><p>Return a new renderer for <var>window</var> created with the options specified
+in <var>flags</var>, a list of symbols. The valid symbols that may appear in
+<var>flags</var> are:
+</p>
+<ul>
+<li> software, to use a software renderer fallback
+</li><li> accelerated, to use hardware acceleration
+</li><li> vsync, to synchronize rendering with the monitor&rsquo;s refresh rate
+</li><li> texture, for render to texture support
+</li></ul>
+</dd></dl>
+
+<dl>
+<dt><a name="index-renderer_003f"></a>Procedure: <strong>renderer?</strong> <em>r</em></dt>
+<dd><p>Return <code>#t</code> if <var>r</var> is a renderer.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-delete_002drenderer_0021"></a>Procedure: <strong>delete-renderer!</strong> <em>renderer</em></dt>
+<dd><p>Delete the rendering context <var>renderer</var>.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-call_002dwith_002drenderer"></a>Procedure: <strong>call-with-renderer</strong> <em>renderer proc</em></dt>
+<dd><p>Call <var>proc</var>, passing it <var>renderer</var> and closing <var>renderer</var> upon exit
+of <var>proc</var>.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-clear_002drenderer"></a>Procedure: <strong>clear-renderer</strong> <em>renderer</em></dt>
+<dd><p>Clear the rendering target <var>renderer</var> with the current drawing color.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-present_002drenderer"></a>Procedure: <strong>present-renderer</strong> <em>renderer</em></dt>
+<dd><p>Display <var>renderer</var>.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-render_002dcopy"></a>Procedure: <strong>render-copy</strong> <em>renderer texture [#:angle 0] [#:srcrect] [#:dstrect] [#:center]</em></dt>
+<dd><p>Copy <var>texture</var> to the rendering target of <var>renderer</var>.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-render_002ddraw_002dline"></a>Procedure: <strong>render-draw-line</strong> <em>renderer x1 y1 x2 y2</em></dt>
+<dd><p>Draw a line from (<var>x1</var>, <var>y1</var>) to (<var>x2</var>, <var>y2</var>) on the
+current rendering target of <var>renderer</var>.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-render_002ddraw_002dlines"></a>Procedure: <strong>render-draw-lines</strong> <em>renderer point</em></dt>
+<dd><p>Draw a series of connected lines from <var>points</var> on the current
+rendering target of <var>renderer</var>.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-render_002ddraw_002dpoint"></a>Procedure: <strong>render-draw-point</strong> <em>renderer x y</em></dt>
+<dd><p>Draw a point at (<var>x</var>, <var>y</var>) on the current rendering target
+of <var>renderer</var>.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-render_002ddraw_002dpoints"></a>Procedure: <strong>render-draw-points</strong> <em>renderer points</em></dt>
+<dd><p>Draw a multiple points from <var>points</var> on the current rendering
+target of <var>renderer</var>.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-surface_002d_003etexture"></a>Procedure: <strong>surface-&gt;texture</strong> <em>renderer surface</em></dt>
+<dd><p>Convert <var>surface</var> to a texture suitable for <var>renderer</var>.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-delete_002dtexture_0021"></a>Procedure: <strong>delete-texture!</strong> <em>texture</em></dt>
+<dd><p>Free the memory used by <var>texture</var>.
+</p></dd></dl>
+
+<hr>
+<div class="header">
+<p>
+Next: <a href="Images.html#Images" accesskey="n" rel="next">Images</a>, Previous: <a href="Surfaces.html#Surfaces" accesskey="p" rel="prev">Surfaces</a>, Up: <a href="API-Reference.html#API-Reference" accesskey="u" rel="up">API Reference</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Index.html#Index" title="Index" rel="index">Index</a>]</p>
+</div>
+
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+</html>