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Partially revert #681

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The refactoring can cause a gameplay change, laws of associativity like
`x * (1 / z) == (x * 1) / z` don't hold for floating point numbers.
This commit is contained in:
heinrich5991 2017-03-16 10:19:08 +01:00
parent 6c3ac82f31
commit f7dde1e061
1 changed files with 4 additions and 2 deletions
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6
src/base/vmath.h
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@ -66,7 +66,8 @@ inline T dot(const vector2_base<T> a, const vector2_base<T> &b)
template<typename T>
inline vector2_base<T> normalize(const vector2_base<T> &v)
{
return v / length(v);
T l = (T)(1.0f/sqrtf(v.x*v.x + v.y*v.y));
return vector2_base<T>(v.x*l, v.y*l);
}
typedef vector2_base<float> vec2;
@ -148,7 +149,8 @@ inline T dot(const vector3_base<T> &a, const vector3_base<T> &b)
template<typename T>
inline vector3_base<T> normalize(const vector3_base<T> &v)
{
return v / length(v);
T l = (T)(1.0f/sqrtf(v.x*v.x + v.y*v.y + v.z*v.z));
return vector3_base<T>(v.x*l, v.y*l, v.z*l);
}
template<typename T>