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Tween: Fix undefined behavior found by static code analyzer.

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Adresses the issue mentioned in https://software.intel.com/en-us/articles/the-ultimate-question-of-programming-refactoring-and-everything

(cherry picked from commit 0157969ccc)
This commit is contained in:
Andreas Haas 2017-02-21 23:28:52 +01:00 • committed by Rémi Verschelde
parent ecb4d41d20
commit 96e0fd5570
1 changed files with 2 additions and 1 deletions
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3
scene/animation/tween_interpolaters.cpp
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@ -262,7 +262,8 @@ namespace cubic {
static real_t out(real_t t, real_t b, real_t c, real_t d)
{
return c * ((t = t / d - 1) * t * t + 1) + b;
t = t / d - 1;
return c * (t * t * t + 1) + b;
}
static real_t in_out(real_t t, real_t b, real_t c, real_t d)