diff options
Diffstat (limited to 'src/3rdparty/easing/easing.cpp')
| -rw-r--r-- | src/3rdparty/easing/easing.cpp | 180 |
1 files changed, 88 insertions, 92 deletions
diff --git a/src/3rdparty/easing/easing.cpp b/src/3rdparty/easing/easing.cpp index 81af40f..65e9f95 100644 --- a/src/3rdparty/easing/easing.cpp +++ b/src/3rdparty/easing/easing.cpp @@ -18,13 +18,7 @@ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND */ #include <QtCore/qmath.h> -#include <math.h> -#ifndef M_PI -#define M_PI 3.14159265358979323846 -#endif -#ifndef M_PI_2 -#define M_PI_2 (M_PI / 2) -#endif +#include <private/qnumeric_p.h> QT_USE_NAMESPACE @@ -69,12 +63,12 @@ static qreal easeOutQuad(qreal t) */ static qreal easeInOutQuad(qreal t) { - t*=2.0; + t*=qreal(2.0); if (t < 1) { - return t*t/qreal(2); + return t*t*qreal(0.5); } else { --t; - return -0.5 * (t*(t-2) - 1); + return qreal(-0.5) * (t*(t-2) - 1); } } @@ -86,8 +80,8 @@ static qreal easeInOutQuad(qreal t) */ static qreal easeOutInQuad(qreal t) { - if (t < 0.5) return easeOutQuad (t*2)/2; - return easeInQuad((2*t)-1)/2 + 0.5; + if (t < qreal(0.5)) return easeOutQuad (t*2) * qreal(0.5); + return easeInQuad((2*t)-1) * qreal(0.5) + qreal(0.5); } /** @@ -109,7 +103,7 @@ static qreal easeInCubic(qreal t) */ static qreal easeOutCubic(qreal t) { - t-=1.0; + t-=qreal(1.0); return t*t*t + 1; } @@ -121,12 +115,12 @@ static qreal easeOutCubic(qreal t) */ static qreal easeInOutCubic(qreal t) { - t*=2.0; + t*=qreal(2.0); if(t < 1) { - return 0.5*t*t*t; + return qreal(0.5)*t*t*t; } else { t -= qreal(2.0); - return 0.5*(t*t*t + 2); + return qreal(0.5)*(t*t*t + 2); } } @@ -138,8 +132,8 @@ static qreal easeInOutCubic(qreal t) */ static qreal easeOutInCubic(qreal t) { - if (t < 0.5) return easeOutCubic (2*t)/2; - return easeInCubic(2*t - 1)/2 + 0.5; + if (t < qreal(0.5)) return easeOutCubic (2*t) * qreal(0.5); + return easeInCubic(2*t - 1) * qreal(0.5) + qreal(0.5); } /** @@ -174,10 +168,10 @@ static qreal easeOutQuart(qreal t) static qreal easeInOutQuart(qreal t) { t*=2; - if (t < 1) return 0.5*t*t*t*t; + if (t < 1) return qreal(0.5)*t*t*t*t; else { t -= 2.0f; - return -0.5 * (t*t*t*t- 2); + return qreal(-0.5) * (t*t*t*t- 2); } } @@ -189,8 +183,8 @@ static qreal easeInOutQuart(qreal t) */ static qreal easeOutInQuart(qreal t) { - if (t < 0.5) return easeOutQuart (2*t)/2; - return easeInQuart(2*t-1)/2 + 0.5; + if (t < qreal(0.5)) return easeOutQuart (2*t) * qreal(0.5); + return easeInQuart(2*t-1) * qreal(0.5) + qreal(0.5); } /** @@ -212,7 +206,7 @@ static qreal easeInQuint(qreal t) */ static qreal easeOutQuint(qreal t) { - t-=1.0; + t-=qreal(1.0); return t*t*t*t*t + 1; } @@ -224,11 +218,11 @@ static qreal easeOutQuint(qreal t) */ static qreal easeInOutQuint(qreal t) { - t*=2.0; - if (t < 1) return 0.5*t*t*t*t*t; + t*=qreal(2.0); + if (t < 1) return qreal(0.5)*t*t*t*t*t; else { - t -= 2.0; - return 0.5*(t*t*t*t*t + 2); + t -= qreal(2.0); + return qreal(0.5)*(t*t*t*t*t + 2); } } @@ -240,8 +234,8 @@ static qreal easeInOutQuint(qreal t) */ static qreal easeOutInQuint(qreal t) { - if (t < 0.5) return easeOutQuint (2*t)/2; - return easeInQuint(2*t - 1)/2 + 0.5; + if (t < qreal(0.5)) return easeOutQuint (2*t) * qreal(0.5); + return easeInQuint(2*t - 1) * qreal(0.5) + qreal(0.5); } /** @@ -252,7 +246,7 @@ static qreal easeOutInQuint(qreal t) */ static qreal easeInSine(qreal t) { - return (t == 1.0) ? 1.0 : -::cos(t * M_PI_2) + 1.0; + return (t == qreal(1.0)) ? qreal(1.0) : -qCos(t * Q_PI2) + qreal(1.0); } /** @@ -263,7 +257,7 @@ static qreal easeInSine(qreal t) */ static qreal easeOutSine(qreal t) { - return ::sin(t* M_PI_2); + return qSin(t* Q_PI2); } /** @@ -274,7 +268,7 @@ static qreal easeOutSine(qreal t) */ static qreal easeInOutSine(qreal t) { - return -0.5 * (::cos(M_PI*t) - 1); + return qreal(-0.5) * (qCos(Q_PI*t) - 1); } /** @@ -285,8 +279,8 @@ static qreal easeInOutSine(qreal t) */ static qreal easeOutInSine(qreal t) { - if (t < 0.5) return easeOutSine (2*t)/2; - return easeInSine(2*t - 1)/2 + 0.5; + if (t < qreal(0.5)) return easeOutSine (2*t) * qreal(0.5); + return easeInSine(2*t - 1) * qreal(0.5) + qreal(0.5); } /** @@ -297,7 +291,7 @@ static qreal easeOutInSine(qreal t) */ static qreal easeInExpo(qreal t) { - return (t==0 || t == 1.0) ? t : ::qPow(2.0, 10 * (t - 1)) - qreal(0.001); + return (t==0 || t == qreal(1.0)) ? t : ::qPow(qreal(2.0), 10 * (t - 1)) - qreal(0.001); } /** @@ -308,7 +302,7 @@ static qreal easeInExpo(qreal t) */ static qreal easeOutExpo(qreal t) { - return (t==1.0) ? 1.0 : 1.001 * (-::qPow(2.0f, -10 * t) + 1); + return (t==qreal(1.0)) ? qreal(1.0) : qreal(1.001) * (-::qPow(2.0f, -10 * t) + 1); } /** @@ -319,11 +313,11 @@ static qreal easeOutExpo(qreal t) */ static qreal easeInOutExpo(qreal t) { - if (t==0.0) return qreal(0.0); - if (t==1.0) return qreal(1.0); - t*=2.0; - if (t < 1) return 0.5 * ::qPow(qreal(2.0), 10 * (t - 1)) - 0.0005; - return 0.5 * 1.0005 * (-::qPow(qreal(2.0), -10 * (t - 1)) + 2); + if (t==qreal(0.0)) return qreal(0.0); + if (t==qreal(1.0)) return qreal(1.0); + t*=qreal(2.0); + if (t < 1) return qreal(0.5) * ::qPow(qreal(2.0), 10 * (t - 1)) - qreal(0.0005); + return qreal(0.5) * qreal(1.0005) * (-::qPow(qreal(2.0), -10 * (t - 1)) + 2); } /** @@ -334,8 +328,8 @@ static qreal easeInOutExpo(qreal t) */ static qreal easeOutInExpo(qreal t) { - if (t < 0.5) return easeOutExpo (2*t)/2; - return easeInExpo(2*t - 1)/2 + 0.5; + if (t < qreal(0.5)) return easeOutExpo (2*t) * qreal(0.5); + return easeInExpo(2*t - 1) * qreal(0.5) + qreal(0.5); } /** @@ -346,7 +340,7 @@ static qreal easeOutInExpo(qreal t) */ static qreal easeInCirc(qreal t) { - return -(::sqrt(1 - t*t) - 1); + return -(::qSqrt(1 - t*t) - 1); } /** @@ -358,7 +352,7 @@ static qreal easeInCirc(qreal t) static qreal easeOutCirc(qreal t) { t-= qreal(1.0); - return ::sqrt(1 - t* t); + return ::qSqrt(1 - t* t); } /** @@ -371,10 +365,10 @@ static qreal easeInOutCirc(qreal t) { t*=qreal(2.0); if (t < 1) { - return -0.5 * (::sqrt(1 - t*t) - 1); + return qreal(-0.5) * (::qSqrt(1 - t*t) - 1); } else { t -= qreal(2.0); - return 0.5 * (::sqrt(1 - t*t) + 1); + return qreal(0.5) * (::qSqrt(1 - t*t) + 1); } } @@ -386,26 +380,26 @@ static qreal easeInOutCirc(qreal t) */ static qreal easeOutInCirc(qreal t) { - if (t < 0.5) return easeOutCirc (2*t)/2; - return easeInCirc(2*t - 1)/2 + 0.5; + if (t < qreal(0.5)) return easeOutCirc (2*t)*qreal(0.5); + return easeInCirc(2*t - 1)*qreal(0.5) + qreal(0.5); } static qreal easeInElastic_helper(qreal t, qreal b, qreal c, qreal d, qreal a, qreal p) { if (t==0) return b; - qreal t_adj = (qreal)t / (qreal)d; + qreal t_adj = t / d; if (t_adj==1) return b+c; qreal s; - if(a < ::fabs(c)) { + if(a < ::qAbs(c)) { a = c; - s = p / 4.0f; + s = p * 0.25f; } else { - s = p / (2 * M_PI) * ::asin(c / a); + s = p / (Q_2PI) * ::qAsin(c / a); } t_adj -= 1.0f; - return -(a*::qPow(2.0f,10*t_adj) * ::sin( (t_adj*d-s)*(2*M_PI)/p )) + b; + return -(a*::qPow(2.0f,10*t_adj) * qSin( (t_adj*d-s)*(Q_2PI)/p )) + b; } /** @@ -429,12 +423,12 @@ static qreal easeOutElastic_helper(qreal t, qreal /*b*/, qreal c, qreal /*d*/, q qreal s; if(a < c) { a = c; - s = p / 4.0f; + s = p * 0.25f; } else { - s = p / (2 * M_PI) * ::asin(c / a); + s = p / (Q_2PI) * ::qAsin(c / a); } - return (a*::qPow(2.0f,-10*t) * ::sin( (t-s)*(2*M_PI)/p ) + c); + return (a*::qPow(2.0f,-10*t) * ::qSin( (t-s)*(Q_2PI)/p ) + c); } /** @@ -460,20 +454,20 @@ static qreal easeOutElastic(qreal t, qreal a, qreal p) */ static qreal easeInOutElastic(qreal t, qreal a, qreal p) { - if (t==0) return 0.0; - t*=2.0; - if (t==2) return 1.0; + if (t==0) return qreal(0.0); + t*=qreal(2.0); + if (t==2) return qreal(1.0); qreal s; - if(a < 1.0) { - a = 1.0; - s = p / 4.0f; + if(a < qreal(1.0)) { + a = qreal(1.0); + s = p * 0.25f; } else { - s = p / (2 * M_PI) * ::asin(1.0 / a); + s = p / (Q_2PI) * ::qAsin(qreal(1.0) / a); } - if (t < 1) return -.5*(a*::qPow(2.0f,10*(t-1)) * ::sin( (t-1-s)*(2*M_PI)/p )); - return a*::qPow(2.0f,-10*(t-1)) * ::sin( (t-1-s)*(2*M_PI)/p )*.5 + 1.0; + if (t < 1) return qreal(-.5)*(a*::qPow(2.0f,10*(t-1)) * ::qSin( (t-1-s)*(Q_2PI)/p )); + return a*::qPow(2.0f,-10*(t-1)) * ::qSin( (t-1-s)*(Q_2PI)/p )*qreal(.5) + qreal(1.0); } /** @@ -486,8 +480,8 @@ static qreal easeInOutElastic(qreal t, qreal a, qreal p) */ static qreal easeOutInElastic(qreal t, qreal a, qreal p) { - if (t < 0.5) return easeOutElastic_helper(t*2, 0, 0.5, 1.0, a, p); - return easeInElastic_helper(2*t - 1.0, 0.5, 0.5, 1.0, a, p); + if (t < qreal(0.5)) return easeOutElastic_helper(t*2, 0, qreal(0.5), qreal(1.0), a, p); + return easeInElastic_helper(2*t - qreal(1.0), qreal(0.5), qreal(0.5), qreal(1.0), a, p); } /** @@ -524,14 +518,14 @@ static qreal easeOutBack(qreal t, qreal s) */ static qreal easeInOutBack(qreal t, qreal s) { - t *= 2.0; + t *= qreal(2.0); if (t < 1) { s *= 1.525f; - return 0.5*(t*t*((s+1)*t - s)); + return qreal(0.5)*(t*t*((s+1)*t - s)); } else { t -= 2; s *= 1.525f; - return 0.5*(t*t*((s+1)*t+ s) + 2); + return qreal(0.5)*(t*t*((s+1)*t+ s) + 2); } } @@ -544,24 +538,26 @@ static qreal easeInOutBack(qreal t, qreal s) */ static qreal easeOutInBack(qreal t, qreal s) { - if (t < 0.5) return easeOutBack (2*t, s)/2; - return easeInBack(2*t - 1, s)/2 + 0.5; + if (t < qreal(0.5)) return easeOutBack (2*t, s) * qreal(0.5); + return easeInBack(2*t - 1, s) * qreal(0.5) + qreal(0.5); } 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; + const qreal inv_22 = 1 / qreal(22.0); + const qreal inv_11 = 2 * inv_22; + if (t == qreal(1.0)) return c; + if (t < (4 * inv_11)) { + return c*(qreal(7.5625)*t*t); + } else if (t < (8 * inv_11)) { + t -= (6 * inv_11); + return -a * (qreal(1.) - (qreal(7.5625)*t*t + qreal(.75))) + c; + } else if (t < (10 * inv_11)) { + t -= (9 * inv_11); + return -a * (qreal(1.) - (qreal(7.5625)*t*t + qreal(.9375))) + c; } else { - t -= (21/22.0); - return -a * (1. - (7.5625*t*t + .984375)) + c; + t -= (21 * inv_22); + return -a * (qreal(1.) - (qreal(7.5625)*t*t + qreal(.984375))) + c; } } @@ -586,7 +582,7 @@ static qreal easeOutBounce(qreal t, qreal a) */ static qreal easeInBounce(qreal t, qreal a) { - return 1.0 - easeOutBounce_helper(1.0-t, 1.0, a); + return qreal(1.0) - easeOutBounce_helper(qreal(1.0)-t, qreal(1.0), a); } @@ -599,8 +595,8 @@ static qreal easeInBounce(qreal t, qreal a) */ static qreal easeInOutBounce(qreal t, qreal a) { - if (t < 0.5) return easeInBounce (2*t, a)/2; - else return (t == 1.0) ? 1.0 : easeOutBounce (2*t - 1, a)/2 + 0.5; + if (t < qreal(0.5)) return easeInBounce (2*t, a) * qreal(0.5); + else return (t == qreal(1.0)) ? qreal(1.0) : easeOutBounce (2*t - 1, a) * qreal(0.5) + qreal(0.5); } /** @@ -612,13 +608,13 @@ static qreal easeInOutBounce(qreal t, qreal a) */ static qreal easeOutInBounce(qreal t, qreal 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); + if (t < qreal(0.5)) return easeOutBounce_helper(t*2, qreal(0.5), a); + return qreal(1.0) - easeOutBounce_helper (qreal(2.0)-2*t, qreal(0.5), a); } static inline qreal qt_sinProgress(qreal value) { - return qSin((value * M_PI) - M_PI_2) / 2 + qreal(0.5); + return qSin((value * Q_PI) - Q_PI2) * qreal(0.5) + qreal(0.5); } static inline qreal qt_smoothBeginEndMixFactor(qreal value) @@ -656,7 +652,7 @@ static qreal easeOutCurve(qreal t) */ static qreal easeSineCurve(qreal t) { - return (qSin(((t * M_PI * 2)) - M_PI_2) + 1) / 2; + return (qSin(((t * Q_2PI)) - Q_PI2) + 1) * qreal(0.5); } /** @@ -665,6 +661,6 @@ static qreal easeSineCurve(qreal t) */ static qreal easeCosineCurve(qreal t) { - return (qCos(((t * M_PI * 2)) - M_PI_2) + 1) / 2; + return (qCos(((t * Q_2PI)) - Q_PI2) + 1) * qreal(0.5); } |