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@ -23,9 +23,7 @@ The even-odd rule results in areas that are alternately assigned as polygon
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interiors and exterior/holes each time that an input edge is passed.
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interiors and exterior/holes each time that an input edge is passed.
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It does not distinguish between edges that are part of outer boundaries
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It does not distinguish between edges that are part of outer boundaries
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from those of inner boundaries.
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from those of inner boundaries.
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The non-zero rule results in areas with a non-zero winding number.
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The non-zero rule results in areas with a non-zero winding number.
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The union and intersection rules are useful when given
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The union and intersection rules are useful when given
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two or more similar valid polygons with holes. They compute either their
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two or more similar valid polygons with holes. They compute either their
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union or their intersection, and they are hence <em>conservative</em>
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union or their intersection, and they are hence <em>conservative</em>
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