Is Point In Mesh?

Grasshopper
1

Hi,
I want to test the “Mesh inclusion” in grasshopper, but the result seems not right, the point is absolutely outside the mesh but the result returns True.
And I use rhinocommon. The result is not right, too.
.
dose anyone know why? TAT…

%E5%BE%AE%E4%BF%A1%E6%88%AA%E5%9B%BE_20180719190107
%E5%BE%AE%E4%BF%A1%E6%88%AA%E5%9B%BE_201807191901071542×648 235 KB
isPointInMesh.gh (7.1 KB)