Drawing series error -----Crest has a tip

[flier268]

How to reproduce?

When drawing a DateTimePoint series,if slope is too big,it will cause that line out of point

there is a tip,i think that it is caused by calculating double wrong,maybe.

Explain how we can get this issue, if you created a repo with the issue, please add the link, blank if you are submitting a suggestion or improvement

Extra notes

Explain what you expect, feedback, images or anything you consider necessary

I am using

Live-Charts version	0.9.7
.Net Version	4.6.1
Windows	Windows 10 x64

[flier268]

Update
I found that it is because StrokeThickness
If StrokeThickness=1 than it will not happen.
But I don't know how to fix it