private double GetDegrees(int startPosition, double stepValue)
{
double degrees = 0d;
switch ((step + startPosition) % 6)
{
case 0:
degrees = -stepValue * 2; // längst frame
break;
case 1:
case 2:
case 3:
case 4:
degrees = stepValue;
break;
case 5:
degrees = 0; //halvägs frame till främre positon
break;
}
return degrees;
}