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inverse lerp function

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AzaezelX 2023-05-21 12:10:33 -05:00
parent 0d981b62cf
commit c5afb407db
2 changed files with 19 additions and 0 deletions
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8
Engine/source/math/mMathFn.h
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@ -265,6 +265,14 @@ inline T mLerp( const T &v1, const T &v2, F32 factor )
return ( v1 * ( 1.0f - factor ) ) + ( v2 * factor );
}
/// Template function for determining a percentage of interpolation between any two
/// types which implement operators for scalar multiply and addition.
template <typename T>
inline T mInvLerp(const T& v1, const T& v2, F32 point)
{
return (point - v1) / (v2 - v1);
}
inline S32 mMulDiv(S32 a, S32 b, S32 c)
{
return m_mulDivS32(a, b, c);