1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>drm_rect_clip_scaled</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="Linux DRM Developer's Guide"><link rel="up" href="ch02s05.html#idp1126612844" title="Rectangle Utilities Reference"><link rel="prev" href="API-drm-rect-intersect.html" title="drm_rect_intersect"><link rel="next" href="API-drm-rect-calc-hscale.html" title="drm_rect_calc_hscale"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span class="phrase">drm_rect_clip_scaled</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-drm-rect-intersect.html">Prev</a> </td><th width="60%" align="center">Rectangle Utilities Reference</th><td width="20%" align="right"> <a accesskey="n" href="API-drm-rect-calc-hscale.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-drm-rect-clip-scaled"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>drm_rect_clip_scaled — 2 perform a scaled clip operation 3 </p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">bool <b class="fsfunc">drm_rect_clip_scaled </b>(</code></td><td>struct drm_rect * <var class="pdparam">src</var>, </td></tr><tr><td> </td><td>struct drm_rect * <var class="pdparam">dst</var>, </td></tr><tr><td> </td><td>const struct drm_rect * <var class="pdparam">clip</var>, </td></tr><tr><td> </td><td>int <var class="pdparam">hscale</var>, </td></tr><tr><td> </td><td>int <var class="pdparam">vscale</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1"><a name="idp1126703284"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>src</code></em></span></dt><dd><p> 4 source window rectangle 5 </p></dd><dt><span class="term"><em class="parameter"><code>dst</code></em></span></dt><dd><p> 6 destination window rectangle 7 </p></dd><dt><span class="term"><em class="parameter"><code>clip</code></em></span></dt><dd><p> 8 clip rectangle 9 </p></dd><dt><span class="term"><em class="parameter"><code>hscale</code></em></span></dt><dd><p> 10 horizontal scaling factor 11 </p></dd><dt><span class="term"><em class="parameter"><code>vscale</code></em></span></dt><dd><p> 12 vertical scaling factor 13 </p></dd></dl></div></div><div class="refsect1"><a name="idp1126708972"></a><h2>Description</h2><p> 14 Clip rectangle <em class="parameter"><code>dst</code></em> by rectangle <em class="parameter"><code>clip</code></em>. Clip rectangle <em class="parameter"><code>src</code></em> by the 15 same amounts multiplied by <em class="parameter"><code>hscale</code></em> and <em class="parameter"><code>vscale</code></em>. 16</p></div><div class="refsect1"><a name="idp1126711388"></a><h2>RETURNS</h2><p> 17 <code class="constant">true</code> if rectangle <em class="parameter"><code>dst</code></em> is still visible after being clipped, 18 <code class="constant">false</code> otherwise 19</p></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="API-drm-rect-intersect.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch02s05.html#idp1126612844">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="API-drm-rect-calc-hscale.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">drm_rect_intersect</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span class="phrase">drm_rect_calc_hscale</span></td></tr></table></div></body></html> 20