… and an example using SVG filters (feImage and feComposite). Enter the group in the top layer and move the (apparently transparent) star.
Note: Firefox 3.5.9 and Safai 4.0.5 don't display the filter effect (feImage), but Squiggle (Batik 1.7) and Opera 10.53 do.
References: - Inkscape Filter Effects - Compositing Filter Primitives <http://tavmjong.free.fr/INKSCAPE/MANUAL/html/Filters-Compositing.html#Filters-Composite> - SVG 1.1 Specification - 15.12 Filter primitive 'feComposite' <http://www.w3.org/TR/SVG11/filters.html#feComposite> - Example 10-7. Use of feComposite in and out (uses the in and out operators to do "cut-outs.") <http://commons.oreilly.com/wiki/index.php/SVG_Essentials/Filters#svgess-CHP-10-EX-7>
… and an example using SVG filters (feImage and feComposite). Enter the group in the top layer and move the (apparently transparent) star.
Note: Firefox 3.5.9 and Safai 4.0.5 don't display the filter effect (feImage), but Squiggle (Batik 1.7) and Opera 10.53 do.
References: tavmjong. free.fr/ INKSCAPE/ MANUAL/ html/Filters- Compositing. html#Filters- Composite> www.w3. org/TR/ SVG11/filters. html#feComposit e> commons. oreilly. com/wiki/ index.php/ SVG_Essentials/ Filters# svgess- CHP-10- EX-7>
- Inkscape Filter Effects - Compositing Filter Primitives
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- SVG 1.1 Specification - 15.12 Filter primitive 'feComposite'
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- Example 10-7. Use of feComposite in and out (uses the in and out operators to do "cut-outs.")
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