diff options
Diffstat (limited to 'src/3rdparty/easing')
-rw-r--r-- | src/3rdparty/easing/easing.cpp | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/src/3rdparty/easing/easing.cpp b/src/3rdparty/easing/easing.cpp index 340be86..9177c26 100644 --- a/src/3rdparty/easing/easing.cpp +++ b/src/3rdparty/easing/easing.cpp @@ -547,20 +547,20 @@ static qreal easeOutInBack(qreal t, qreal s) return easeInBack(2*t - 1, s)/2 + 0.5; } -static qreal easeOutBounce_helper(qreal t, qreal b, qreal c, qreal a) -{ - if (t == 1.0) return 1.0; - if (t < (1/2.75)) { - return c*(7.5625*t*t) + b; - } else if (t < (2/2.75)) { - t -= (1.5f/2.75f); - return -a * (1. - (7.5625*t*t + .75)) + (b + c); - } else if (t < (2.5/2.75)) { - t -= (2.25f/2.75f); - return -a * (1. - (7.5625*t*t + .9375)) + (b + c); +static qreal easeOutBounce_helper(qreal t, qreal c, qreal a) +{ + if (t == 1.0) return c; + if (t < (4/11.0)) { + return c*(7.5625*t*t); + } else if (t < (8/11.0)) { + t -= (6/11.0); + return -a * (1. - (7.5625*t*t + .75)) + c; + } else if (t < (10/11.0)) { + t -= (9/11.0); + return -a * (1. - (7.5625*t*t + .9375)) + c; } else { - t -= (2.65f/2.75f); - return -a * (1. - (7.5625*t*t + .984375)) + (b + c); + t -= (21/22.0); + return -a * (1. - (7.5625*t*t + .984375)) + c; } } @@ -573,7 +573,7 @@ static qreal easeOutBounce_helper(qreal t, qreal b, qreal c, qreal a) */ static qreal easeOutBounce(qreal t, qreal a) { - return easeOutBounce_helper(t, 0, 1, a); + return easeOutBounce_helper(t, 1, a); } /** @@ -585,7 +585,7 @@ static qreal easeOutBounce(qreal t, qreal a) */ static qreal easeInBounce(qreal t, qreal a) { - return 1.0 - easeOutBounce_helper(1.0-t, 0, 1.0, a); + return 1.0 - easeOutBounce_helper(1.0-t, 1.0, a); } @@ -611,8 +611,8 @@ static qreal easeInOutBounce(qreal t, qreal a) */ static qreal easeOutInBounce(qreal t, qreal a) { - if (t < 0.5) return easeOutBounce_helper(t*2, 0, 0.5, a); - return 1.0 - easeOutBounce_helper (2.0-2*t, 0.0, 0.5, a); + if (t < 0.5) return easeOutBounce_helper(t*2, 0.5, a); + return 1.0 - easeOutBounce_helper (2.0-2*t, 0.5, a); } static inline qreal qt_sinProgress(qreal value) |