/// <summary>
/// Gets the rotation of a point along the line at the specified length
/// </summary>
/// <param name="normalizedLength"></param>
/// <param name="rotationType"></param>
/// <returns></returns>
public Quaternion GetRotation(float normalizedLength, RotationTypeEnum rotationType = RotationTypeEnum.None)
{
rotationType = (rotationType != RotationTypeEnum.None) ? rotationType : RotationType;
Vector3 rotationVector = Vector3.zero;
switch (rotationType)
{
case RotationTypeEnum.None:
default:
break;
case RotationTypeEnum.Velocity:
rotationVector = GetVelocity(normalizedLength);
break;
case RotationTypeEnum.RelativeToOrigin:
Vector3 point = GetPoint(normalizedLength);
Vector3 origin = transform.TransformPoint(OriginOffset);
rotationVector = (point - origin).normalized;
break;
}
if (rotationVector.magnitude < MinRotationMagnitude)
{
return(transform.rotation);
}
Vector3 upVector = GetUpVectorInternal(normalizedLength);
if (ManualUpVectorBlend > 0f)
{
Vector3 manualUpVector = LineUtils.GetVectorCollectionBlend(ManualUpVectors, normalizedLength, Loops);
upVector = Vector3.Lerp(upVector, manualUpVector, manualUpVector.magnitude);
}
if (FlipUpVector)
{
upVector = -upVector;
}
return(Quaternion.LookRotation(rotationVector, upVector));
}
/// <summary>
/// Разворачиваем изображение, если оно не горизонтально
/// </summary>
/// <param name="lang">Искомый язык</param>
/// <param name="nextPage">Исходное изображение</param>
/// <returns>Полученное изображение</returns>
IImage FindOrientation(ILanguage lang, IImage nextPage)
{
//
RotationTypeEnum rotateTo = imageTools.DetectOrientationByText(nextPage, lang);
if (rotateTo != RotationTypeEnum.RT_NoRotation)
{
if (rotateTo == RotationTypeEnum.RT_Counterclockwise)
{
rotateTo = RotationTypeEnum.RT_Clockwise;
}
else if (rotateTo == RotationTypeEnum.RT_Clockwise)
{
rotateTo = RotationTypeEnum.RT_Counterclockwise;
}
nextPage = imageTools.RotateImageByRotationType(nextPage, rotateTo);
_isOrientationChanged = true;
}
return(nextPage);
}
/// <summary>
/// Gets the rotation of a point along the line at the specified index
/// </summary>
/// <param name="pointIndex"></param>
/// <param name="rotationType"></param>
/// <returns></returns>
public Quaternion GetRotation(int pointIndex, RotationTypeEnum rotationType = RotationTypeEnum.None)
{
return(GetRotation((float)pointIndex / NumPoints, (rotationType != RotationTypeEnum.None) ? rotationType : RotationType));
}