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namespace easing functions

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Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
This commit is contained in:
Ivailo Monev 2021-09-08 02:55:07 +03:00
parent 3117e6cd3f
commit b82611fc2a
1 changed files with 17 additions and 16 deletions
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33
src/3rdparty/easing/easing.cpp vendored
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@ -34,7 +34,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <QtCore/qmath.h>
QT_USE_NAMESPACE
QT_BEGIN_NAMESPACE
static inline qreal sinProgress_helper(qreal value)
{
@ -73,10 +73,10 @@ static inline qreal easeOutElastic_helper(qreal t, qreal b, qreal a, qreal p)
a = b;
s = p / 4.0f;
} else {
s = p / (2 * M_PI) * ::qAsin(b / a);
s = p / (2 * M_PI) * qAsin(b / a);
}
return (a*::qPow(2.0f,-10*t) * ::qSin( (t-s)*(2*M_PI)/p ) + b);
return (a*qPow(2.0f,-10*t) * qSin( (t-s)*(2*M_PI)/p ) + b);
}
static inline qreal easeInElastic_helper(qreal t, qreal b, qreal c, qreal a, qreal p)
@ -85,15 +85,15 @@ static inline qreal easeInElastic_helper(qreal t, qreal b, qreal c, qreal a, qre
if (t==1) return b+c;
qreal s;
if(a < ::qFabs(c)) {
if(a < qFabs(c)) {
a = c;
s = p / 4.0f;
} else {
s = p / (2 * M_PI) * ::qAsin(c / a);
s = p / (2 * M_PI) * qAsin(c / a);
}
qreal t_adj = t - 1.0f;
return -(a*::qPow(2.0f,10*t_adj) * ::qSin( (t_adj-s)*(2*M_PI)/p )) + b;
return -(a*qPow(2.0f,10*t_adj) * qSin( (t_adj-s)*(2*M_PI)/p )) + b;
}
/**
@ -320,7 +320,7 @@ static qreal easeOutInQuint(qreal t)
*/
static qreal easeInSine(qreal t)
{
return (t == 1.0) ? 1.0 : -::qCos(t * M_PI_2) + 1.0;
return (t == 1.0) ? 1.0 : -qCos(t * M_PI_2) + 1.0;
}
/**
@ -331,7 +331,7 @@ static qreal easeInSine(qreal t)
*/
static qreal easeOutSine(qreal t)
{
return ::qSin(t* M_PI_2);
return qSin(t* M_PI_2);
}
/**
@ -342,7 +342,7 @@ static qreal easeOutSine(qreal t)
*/
static qreal easeInOutSine(qreal t)
{
return -0.5 * (::qCos(M_PI*t) - 1);
return -0.5 * (qCos(M_PI*t) - 1);
}
/**
@ -365,7 +365,7 @@ 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 == 1.0) ? t : qPow(2.0, 10 * (t - 1)) - qreal(0.001);
}
/**
@ -376,7 +376,7 @@ 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==1.0) ? 1.0 : 1.001 * (-qPow(2.0f, -10 * t) + 1);
}
/**
@ -390,8 +390,8 @@ 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 < 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);
}
/**
@ -503,11 +503,11 @@ static qreal easeInOutElastic(qreal t, qreal a, qreal p)
a = 1.0;
s = p / 4.0f;
} else {
s = p / (2 * M_PI) * ::qAsin(1.0 / a);
s = p / (2 * M_PI) * qAsin(1.0 / a);
}
if (t < 1) return -.5*(a*::qPow(2.0f,10*(t-1)) * ::qSin( (t-1-s)*(2*M_PI)/p ));
return a*::qPow(2.0f,-10*(t-1)) * ::qSin( (t-1-s)*(2*M_PI)/p )*.5 + 1.0;
if (t < 1) return -.5*(a*qPow(2.0f,10*(t-1)) * qSin( (t-1-s)*(2*M_PI)/p ));
return a*qPow(2.0f,-10*(t-1)) * qSin( (t-1-s)*(2*M_PI)/p )*.5 + 1.0;
}
/**
@ -675,3 +675,4 @@ static qreal easeCosineCurve(qreal t)
return (qCos(((t * M_PI * 2)) - M_PI_2) + 1) / 2;
}
QT_END_NAMESPACE