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Merge branch 'master' of https://github.com/rheit/zdoom

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This commit is contained in:
Christoph Oelckers 2016-10-03 16:22:16 +02:00
commit 15af9242d6
1 changed files with 18 additions and 6 deletions
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16
src/vectors.h
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@ -556,18 +556,30 @@ struct TVector3
// Resizes this vector to be the specified length (if it is not 0) // Resizes this vector to be the specified length (if it is not 0)
TVector3 &MakeResize(double len) TVector3 &MakeResize(double len)
{ {
double scale = len / Length(); double vlen = Length();
if (vlen != 0.)
{
double scale = len / vlen;
X = vec_t(X * scale); X = vec_t(X * scale);
Y = vec_t(Y * scale); Y = vec_t(Y * scale);
Z = vec_t(Z * scale); Z = vec_t(Z * scale);
}
return *this; return *this;
} }
TVector3 Resized(double len) TVector3 Resized(double len)
{ {
double scale = len / Length(); double vlen = Length();
if (vlen != 0.)
{
double scale = len / vlen;
return{ vec_t(X * scale), vec_t(Y * scale), vec_t(Z * scale) }; return{ vec_t(X * scale), vec_t(Y * scale), vec_t(Z * scale) };
} }
else
{
return *this;
}
}
// Dot product // Dot product
double operator | (const TVector3 &other) const double operator | (const TVector3 &other) const