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Optimized taylorCos

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This commit is contained in:
Christophe Riccio 2016-11-20 23:33:08 +01:00
parent 969394a5eb
commit 29535189f1
1 changed files with 4 additions and 4 deletions

8
glm/gtx/fast_trigonometry.inl
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@ -8,10 +8,10 @@ namespace detail
GLM_FUNC_QUALIFIER vecType<T, P> taylorCos(vecType<T, P> const & x)
{
return static_cast<T>(1)
- (x * x) / 2.f
+ (x * x * x * x) / 24.f
- (x * x * x * x * x * x) / 720.f
+ (x * x * x * x * x * x * x * x) / 40320.f;
- (x * x) * (1.f / 2.f)
+ (x * x * x * x) * (1.f / 24.f)
- (x * x * x * x * x * x) * (1.f / 720.f)
+ (x * x * x * x * x * x * x * x) (1.f / 40320.f);
}
template <typename T>