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@@ -21,7 +21,7 @@ namespace igl
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// pa,pb,pc 2D points.
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// pa,pb,pc 2D points.
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// Output:
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// Output:
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// 1 if pa,pb,pc are counterclockwise oriented.
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// 1 if pa,pb,pc are counterclockwise oriented.
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- // 0 if pa,pb,pc are counterclockwise oriented.
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+ // 0 if pa,pb,pc are collinear.
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// -1 if pa,pb,pc are clockwise oriented.
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// -1 if pa,pb,pc are clockwise oriented.
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template <typename Scalar>
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template <typename Scalar>
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IGL_INLINE short orient2D(
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IGL_INLINE short orient2D(
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Zhongshi