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    <head>
      <base href="https://bugs.freedesktop.org/">
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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Bug rendering lines of a certain length"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=103840">103840</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Bug rendering lines of a certain length
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>cairo
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>unspecified
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Other
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>general
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>chris@chris-wilson.co.uk
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>matthew.khouzam@gmail.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>cairo-bugs@cairographics.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=135656" name="attach_135656" title="Example code to generate bug">attachment 135656</a> <a href="attachment.cgi?id=135656&action=edit" title="Example code to generate bug">[details]</a></span>
Example code to generate bug

Hi, I am trying to draw lines, and the width seems to get very large when
certain lines coordinates are picked.

It appears to have been brought in with 



5bc1b1f6aac108d9a3963352ad774bb4fcd69e28 is the first bad commit
commit 5bc1b1f6aac108d9a3963352ad774bb4fcd69e28
Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
Date:   Fri Aug 24 17:22:34 2012 +0100

    stroke: Make the incremental trapezoid stroker optionally available again

    Whilst it cannot handle self-intersecting strokes (which includes the
    antialias region of neighbouring lines and joints), it is about 3x
    faster to use than the more robust algorithm. As some backends delegate
    the rendering, the quality may still be preserved and so they should be
    responsible for choosing the appropriate method for generation of the
    stroke geometry.

    Signed-off-by: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>

It affects the java bindings and the SWT library. Here is the eclipse bug
describing the problem even further.

<a href="https://bugs.eclipse.org/bugs/show_bug.cgi?id=470115">https://bugs.eclipse.org/bugs/show_bug.cgi?id=470115</a></pre>
        </div>
      </p>


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