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added a 2x2 vector determinant for convenience

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Wenzel Jakob 2013-08-10 20:57:04 +02:00
parent 1486f2fda7
commit d51e2e521b
1 changed files with 4 additions and 0 deletions
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4
include/mitsuba/core/vector.h
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@ -405,6 +405,10 @@ template <typename T> inline T absDot(const TVector2<T> &v1, const TVector2<T> &
return std::abs(dot(v1, v2)); return std::abs(dot(v1, v2));
} }
template <typename T> inline T det(const TVector2<T> &v1, const TVector2<T> &v2) {
return v1.x * v2.y - v1.y * v2.x;
}
template <typename T> inline TVector2<T> normalize(const TVector2<T> &v) { template <typename T> inline TVector2<T> normalize(const TVector2<T> &v) {
return v / v.length(); return v / v.length();
} }