private Quaternion GetRotation(Quaternion inputRotation)
{
Vector3 resultDirection = _splineResult.direction;
if (direction == Spline.Direction.Backward && !targetUser.averageResultVectors) //Handle orientation for backwards tracers
{
double clippedPercent = targetUser.ClipPercent(_splineResult.percent);
int clippedIndex = targetUser.GetClippedSampleIndex(clippedPercent);
for (int i = DMath.CeilInt(clippedPercent * (targetUser.clippedSamples.Length - 1)); i >= 0; i--)
{
clippedIndex = i;
if (targetUser.ClipPercent(targetUser.clippedSamples[i].percent) < clippedPercent)
{
break;
}
}
//Find the two upcomming samples and lerp between their directions
int dirIndex = clippedIndex;
SplineResult fromDir = targetUser.clippedSamples[dirIndex];
dirIndex--;
if (dirIndex < 0)
{
if (targetUser.span == 1.0 && targetUser.rootUser.computer.isClosed)
{
dirIndex = Mathf.Max(targetUser.clippedSamples.Length - 2, 0);
}
else
{
dirIndex = 0;
}
}
SplineResult toDir = targetUser.clippedSamples[dirIndex];
resultDirection = Vector3.Slerp(fromDir.direction, toDir.direction, (float)DMath.InverseLerp(targetUser.ClipPercent(targetUser.clippedSamples[clippedIndex + 1].percent), targetUser.ClipPercent(targetUser.clippedSamples[clippedIndex].percent), targetUser.ClipPercent(_splineResult.percent)));
}
rotation = Quaternion.LookRotation(resultDirection * (direction == Spline.Direction.Forward ? 1f : -1f), _splineResult.normal);
if (_rotationOffset != Vector3.zero)
{
rotation = rotation * Quaternion.Euler(_rotationOffset);
}
if (customRotation != null)
{
rotation = customRotation.Evaluate(rotation, _splineResult.percent);
}
if (!applyRotationX || !applyRotationY)
{
Vector3 euler = rotation.eulerAngles;
if (!applyRotationX)
{
euler.x = inputRotation.eulerAngles.x;
}
if (!applyRotationY)
{
euler.y = inputRotation.eulerAngles.y;
}
if (!applyRotationZ)
{
euler.z = inputRotation.eulerAngles.z;
}
inputRotation.eulerAngles = euler;
}
else
{
inputRotation = rotation;
}
return(inputRotation);
}
private Quaternion GetRotation(Quaternion inputRotation)
{
Vector3 a = _splineResult.direction;
if (direction == Spline.Direction.Backward && !targetUser.averageResultVectors)
{
double num = targetUser.ClipPercent(_splineResult.percent);
int num2 = targetUser.GetClippedSampleIndex(num);
for (int num3 = DMath.CeilInt(num * (double)(targetUser.clippedSamples.Length - 1)); num3 >= 0; num3--)
{
num2 = num3;
if (targetUser.ClipPercent(targetUser.clippedSamples[num3].percent) < num)
{
break;
}
}
int num4 = num2;
SplineResult splineResult = targetUser.clippedSamples[num4];
num4--;
if (num4 < 0)
{
num4 = ((targetUser.span == 1.0 && targetUser.rootUser.computer.isClosed) ? Mathf.Max(targetUser.clippedSamples.Length - 2, 0) : 0);
}
SplineResult splineResult2 = targetUser.clippedSamples[num4];
a = Vector3.Slerp(splineResult.direction, splineResult2.direction, (float)DMath.InverseLerp(targetUser.ClipPercent(targetUser.clippedSamples[num2 + 1].percent), targetUser.ClipPercent(targetUser.clippedSamples[num2].percent), targetUser.ClipPercent(_splineResult.percent)));
}
rotation = Quaternion.LookRotation(a * ((direction != Spline.Direction.Forward) ? (-1f) : 1f), _splineResult.normal);
if (_rotationOffset != Vector3.zero)
{
rotation *= Quaternion.Euler(_rotationOffset);
}
if (customRotation != null)
{
rotation = customRotation.Evaluate(rotation, _splineResult.percent);
}
if (!applyRotationX || !applyRotationY)
{
Vector3 eulerAngles = rotation.eulerAngles;
if (!applyRotationX)
{
Vector3 eulerAngles2 = inputRotation.eulerAngles;
eulerAngles.x = eulerAngles2.x;
}
if (!applyRotationY)
{
Vector3 eulerAngles3 = inputRotation.eulerAngles;
eulerAngles.y = eulerAngles3.y;
}
if (!applyRotationZ)
{
Vector3 eulerAngles4 = inputRotation.eulerAngles;
eulerAngles.z = eulerAngles4.z;
}
inputRotation.eulerAngles = eulerAngles;
}
else
{
inputRotation = rotation;
}
return(inputRotation);
}