I get the same issue with Grasshopper @ivelin.peychev @BrianJ the issue is the background and the fact that it is like there was two Gradients !!
Here a STL reader that read both types of files. It opened all my STL. It open 200 Mo file in 4s.
Hope it is useful
Updated the 22/06/2019, some imporvements, I found on may hard disk others STL that didn’t work. ASCII files have often quite subtilities. For sure there could be some more robust way to handle that.
[image]
The file here try to put all the model on a square. It was useful for me to test the abilities of the tool.
STL_reader_LEGACY.gh (17.2 KB)
You can also open multiple file…
I used the classic “Export Quick Image”
I was able to reproduce it
Ground plane on On inside Rhino and no objects inside Rhino
Open an empty GH definition
Put a geometry component, here a sphere
Put the display mode to Render
Use “Export Quick Image”
It shows that on screen
And copy that to clipboard, it gives that