/usr/share/gtk-doc/html/cogl/cogl-Clipping.html is in libcogl-doc 1.22.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 | <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Clipping: Cogl Reference Manual</title>
<meta name="generator" content="DocBook XSL Stylesheets V1.78.1">
<link rel="home" href="index.html" title="Cogl Reference Manual">
<link rel="up" href="ch01.html" title="Cogl - a modern 3D graphics API">
<link rel="prev" href="cogl-Path-Primitives.html" title="Path Primitives">
<link rel="next" href="cogl-Vertex-Buffers.html" title="Vertex Buffers">
<meta name="generator" content="GTK-Doc V1.24 (XML mode)">
<link rel="stylesheet" href="style.css" type="text/css">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
<table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="5"><tr valign="middle">
<td width="100%" align="left" class="shortcuts">
<a href="#" class="shortcut">Top</a><span id="nav_description"> <span class="dim">|</span>
<a href="#cogl-Clipping.description" class="shortcut">Description</a></span>
</td>
<td><a accesskey="h" href="index.html"><img src="home.png" width="16" height="16" border="0" alt="Home"></a></td>
<td><a accesskey="u" href="ch01.html"><img src="up.png" width="16" height="16" border="0" alt="Up"></a></td>
<td><a accesskey="p" href="cogl-Path-Primitives.html"><img src="left.png" width="16" height="16" border="0" alt="Prev"></a></td>
<td><a accesskey="n" href="cogl-Vertex-Buffers.html"><img src="right.png" width="16" height="16" border="0" alt="Next"></a></td>
</tr></table>
<div class="refentry">
<a name="cogl-Clipping"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="cogl-Clipping.top_of_page"></a>Clipping</span></h2>
<p>Clipping — Fuctions for manipulating a stack of clipping regions</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="cogl-Clipping.functions"></a><h2>Functions</h2>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="functions_return">
<col class="functions_name">
</colgroup>
<tbody>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="cogl-Clipping.html#cogl-clip-push-rectangle" title="cogl_clip_push_rectangle ()">cogl_clip_push_rectangle</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="cogl-Clipping.html#cogl-clip-push-window-rectangle" title="cogl_clip_push_window_rectangle ()">cogl_clip_push_window_rectangle</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="cogl-Clipping.html#cogl-clip-pop" title="cogl_clip_pop ()">cogl_clip_pop</a> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="cogl-Clipping.description"></a><h2>Description</h2>
<p>To support clipping your geometry to rectangles or paths Cogl exposes a
stack based API whereby each clip region you push onto the stack is
intersected with the previous region.</p>
</div>
<div class="refsect1">
<a name="cogl-Clipping.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="cogl-clip-push-rectangle"></a><h3>cogl_clip_push_rectangle ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
cogl_clip_push_rectangle (<em class="parameter"><code><span class="type">float</span> x0</code></em>,
<em class="parameter"><code><span class="type">float</span> y0</code></em>,
<em class="parameter"><code><span class="type">float</span> x1</code></em>,
<em class="parameter"><code><span class="type">float</span> y1</code></em>);</pre>
<div class="warning">
<p><code class="literal">cogl_clip_push_rectangle</code> has been deprecated since version 1.16 and should not be used in newly-written code.</p>
<p>Use <code class="function">cogl_framebuffer_push_rectangle_clip()</code>
instead</p>
</div>
<p>Specifies a rectangular clipping area for all subsequent drawing
operations. Any drawing commands that extend outside the rectangle
will be clipped so that only the portion inside the rectangle will
be displayed. The rectangle dimensions are transformed by the
current model-view matrix.</p>
<p>The rectangle is intersected with the current clip region. To undo
the effect of this function, call <a class="link" href="cogl-Clipping.html#cogl-clip-pop" title="cogl_clip_pop ()"><code class="function">cogl_clip_pop()</code></a>.</p>
<div class="refsect3">
<a name="id-1.2.10.5.2.8"></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>x0</p></td>
<td class="parameter_description"><p>x coordinate for top left corner of the clip rectangle</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>y0</p></td>
<td class="parameter_description"><p>y coordinate for top left corner of the clip rectangle</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>x1</p></td>
<td class="parameter_description"><p>x coordinate for bottom right corner of the clip rectangle</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>y1</p></td>
<td class="parameter_description"><p>y coordinate for bottom right corner of the clip rectangle</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p class="since">Since: <a class="link" href="ix05.html#api-index-1.2">1.2</a></p>
</div>
<hr>
<div class="refsect2">
<a name="cogl-clip-push-window-rectangle"></a><h3>cogl_clip_push_window_rectangle ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
cogl_clip_push_window_rectangle (<em class="parameter"><code><span class="type">int</span> x_offset</code></em>,
<em class="parameter"><code><span class="type">int</span> y_offset</code></em>,
<em class="parameter"><code><span class="type">int</span> width</code></em>,
<em class="parameter"><code><span class="type">int</span> height</code></em>);</pre>
<div class="warning">
<p><code class="literal">cogl_clip_push_window_rectangle</code> has been deprecated since version 1.16 and should not be used in newly-written code.</p>
<p>Use <code class="function">cogl_framebuffer_push_scissor_clip()</code> instead</p>
</div>
<p>Specifies a rectangular clipping area for all subsequent drawing
operations. Any drawing commands that extend outside the rectangle
will be clipped so that only the portion inside the rectangle will
be displayed. The rectangle dimensions are not transformed by the
current model-view matrix.</p>
<p>The rectangle is intersected with the current clip region. To undo
the effect of this function, call <a class="link" href="cogl-Clipping.html#cogl-clip-pop" title="cogl_clip_pop ()"><code class="function">cogl_clip_pop()</code></a>.</p>
<div class="refsect3">
<a name="id-1.2.10.5.3.8"></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>x_offset</p></td>
<td class="parameter_description"><p>left edge of the clip rectangle in window coordinates</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>y_offset</p></td>
<td class="parameter_description"><p>top edge of the clip rectangle in window coordinates</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>width</p></td>
<td class="parameter_description"><p>width of the clip rectangle</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>height</p></td>
<td class="parameter_description"><p>height of the clip rectangle</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p class="since">Since: <a class="link" href="ix05.html#api-index-1.2">1.2</a></p>
</div>
<hr>
<div class="refsect2">
<a name="cogl-clip-pop"></a><h3>cogl_clip_pop ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
cogl_clip_pop (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<div class="warning">
<p><code class="literal">cogl_clip_pop</code> has been deprecated since version 1.16 and should not be used in newly-written code.</p>
<p>Use <code class="function">cogl_framebuffer_pop_clip()</code> instead</p>
</div>
<p>Reverts the clipping region to the state before the last call to
<a class="link" href="cogl-Clipping-(Deprecated).html#cogl-clip-push" title="cogl_clip_push ()"><code class="function">cogl_clip_push()</code></a>.</p>
</div>
</div>
<div class="refsect1">
<a name="cogl-Clipping.other_details"></a><h2>Types and Values</h2>
</div>
</div>
<div class="footer">
<hr>Generated by GTK-Doc V1.24</div>
</body>
</html>
|