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make sure to do VectorNormalize in double

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This commit is contained in:
Garux 2021-03-08 15:36:46 +03:00
parent 858ec974f7
commit 52ef1c838a
1 changed files with 3 additions and 2 deletions
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5
tools/quake3/common/qmath.h
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@ -130,14 +130,15 @@ inline Color4b color_to_byte( const Color4f& color ){
template<typename T> template<typename T>
T VectorNormalize( BasicVector3<T>& vector ) { T VectorNormalize( BasicVector3<T>& vector ) {
const double length = vector3_length( DoubleVector3( vector ) ); DoubleVector3 v( vector ); // intermediate vector to be sure to do in double
const double length = vector3_length( v );
if ( length == 0 ) { if ( length == 0 ) {
vector.set( 0 ); vector.set( 0 );
return 0; return 0;
} }
vector /= length; vector = v / length;
return length; return length;
} }