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Computed value of 'background-attachment' and 'transform-style' is not affected under certain conditions
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css3-transforms/ChangeLog

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2012-10-19 dschulze@adobe.com
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Computed value of 'background-attachment' and 'transform-style' is not affected under certain conditions.
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https://www.w3.org/Bugs/Public/show_bug.cgi?id=17521
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2012-10-19 dschulze@adobe.com
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Fixed typo.
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css3-transforms/Overview.html

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@@ -778,11 +778,9 @@ <h2 id=transform-rendering><span class=secno>6. </span>The Transform
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transform (i.e. have a transform applied to them, or to any of their
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ancestor elements), a value of ‘<code class=css>fixed</code>’ for the
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<code class=property>background-attachment</code>’ property is
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treated as if it had a value of ‘<code class=css>scroll</code>’.
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<p class=issue>Does this affect the computed style of
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background-attachment? See <a
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href="https://www.w3.org/Bugs/Public/show_bug.cgi?id=17521">Bug 17521</a>.
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treated as if it had a value of ‘<code class=css>scroll</code>’. The
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computed value of ‘<code class=property>background-attachment</code>
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is not affected.
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<p class=note> If the root element is transformed, the transformation
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applies to the entire canvas, including any background specified for the
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<code class=css>none</code>’.
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</ul>
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<div class=issue>
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<p class=desc>Should this affect the computed value of transform-style?
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See <a href="https://www.w3.org/Bugs/Public/show_bug.cgi?id=19612">Bug
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19612</a>.
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</div>
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<p> The computed value of ‘<a href="#transform-style"><code
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class=property>transform-style</code></a>’ is not affected.
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<p> The values of the ‘<a href="#effects"><code
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class=property>transform</code></a>’ and ‘<a

css3-transforms/Transforms.src.html

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@@ -479,9 +479,8 @@ <h2 id="transform-rendering">The Transform Rendering Model</h2>
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on the root element are affected by any transform specified for that element.
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For all other elements that are effected by a transform (i.e. have a transform
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applied to them, or to any of their ancestor elements), a value of ''fixed'' for the
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'background-attachment' property is treated as if it had a value of ''scroll''.
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<p class="issue">Does this affect the computed style of background-attachment?
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See <a href="https://www.w3.org/Bugs/Public/show_bug.cgi?id=17521">Bug 17521</a>.</p>
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'background-attachment' property is treated as if it had a value of ''scroll''. The
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computed value of 'background-attachment' is not affected.
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<p class="note">
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If the root element is transformed, the transformation applies
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<p>
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The following CSS property values require the user agent to create a flattened representation of
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the descendant elements before they can be applied, and therefore override the behavior of
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''transform-style: preserve-3d'':
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<ul>
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<li>'overflow': any value other than ''visible''.</li>
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<li>'opacity': any value other than ''1''.</li>
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<li>'filter': any value other than ''none''.</li>
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</ul>
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''transform-style: preserve-3d'':</p>
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<ul>
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<li>'overflow': any value other than ''visible''.</li>
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<li>'opacity': any value other than ''1''.</li>
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<li>'filter': any value other than ''none''.</li>
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</ul>
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<p>
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The computed value of 'transform-style' is not affected.
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</p>
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<div class="issue">
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<p class="desc">Should this affect the computed value of transform-style?
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See <a href="https://www.w3.org/Bugs/Public/show_bug.cgi?id=19612">Bug 19612</a>.</p>
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</div>
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<p>
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The values of the 'transform' and 'transform-origin' properties are used to compute
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the <span class="term">transformation matrix</span>, as described above.

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