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vector.cross3: Assert dimension = 3
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@ -160,6 +160,7 @@ function clamp(v, min, max)
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end
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end
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function cross3(v, w)
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function cross3(v, w)
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assert(#v == 3 and #w == 3)
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return new{
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return new{
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v[2] * w[3] - v[3] * w[2],
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v[2] * w[3] - v[3] * w[2],
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v[3] * w[1] - v[1] * w[3],
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v[3] * w[1] - v[1] * w[3],
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