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force used the double type at length_squared_2d.

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This commit is contained in:
hyzboy 2020-11-16 16:50:40 +08:00
parent 0bcfed4e93
commit 16f8e89f5b
1 changed files with 3 additions and 2 deletions
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5
inc/hgl/math/Vector.h
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@ -185,6 +185,7 @@ namespace hgl
{
return sqrt(length_squared(v1-v2));
}
template<typename T1, typename T2>
inline float length_squared(const T1 &v1, const T2 &v2)
{
@ -194,8 +195,8 @@ namespace hgl
template<typename T1, typename T2>
inline float length_squared_2d(const T1 &v1, const T2 &v2)
{
const float x = (v1.x - v2.x);
const float y = (v1.y - v2.y);
const double x = double(v1.x) - double(v2.x);
const double y = double(v1.y) - double(v2.y);
return x*x + y*y;
}