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Fix normal direction #25

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Steditor opened this issue Apr 20, 2015 · 0 comments

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enhancement feature

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Steditor commented Apr 20, 2015

From @Steditor on December 1, 2014 13:13

Triangles that specify their vertices in the wrong order will have inverted normals after import.

We could fix single normals by comparing the vertex order of two adjacent triangles (the vertices should be in reversed order)
We could implement a robust correction with this algorithm: http://stackoverflow.com/a/761126

Copied from original issue: ad-si/brickify#34

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Fix normal direction ad-si/brickify#34

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