| private CosineInterpolate ( double x1, double x2, double a ) : double | ||
| x1 | double | |
| x2 | double | |
| a | double | |
| return | double | |
private double CosineInterpolate( double x1, double x2, double a )
{
double f = ( 1 - Math.Cos( a * Math.PI ) ) * 0.5;
return x1 * ( 1 - f ) + x2 * f;
}
}