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Adjacent data in CSV corrupting cloud - bug?

Posted: Thu Feb 27, 2014 8:53 am
by paulwinton
Hi

I'm importing cloud (model) data in csv format. I am examining two dimensional slices of a product, imported in *.ply format, and comparing with this CSV model.

When the csv file contains only three vectors (x, y and z) there is no problem.

My *.csv data however comes in columns representing four slices i.e.

Column 1: x_slice_one
Column 2: y_slice_one
Column 3: z_slice_one
Column 4: x_slice_two
Column 5: y_slice_two
etc (12 columns)

When opening I have tried to use the "Ignore" function in the popup window for the 9 columns I don't wish to look at as I'm comparing one *.ply at a time. However while this does import the three columns it appears to corrupt the data with adjacent columns data points. The corruption seems to be an overwriting of some data.

[*.bmp not permitted]This can be seen in the attached *.bmp where the contiguous points represent the desired data and the free-floating lines are 'ghosts' from adjacent columns.

Has anyone else experienced this and is there anything I can do other than saving four csv files for each dataset?

Thanks in advance for the help

P

Re: Adjacent data in CSV corrupting cloud - bug?

Posted: Thu Feb 27, 2014 11:16 am
by daniel
We can't see the image (it seems BMP format is not supported by the forum).

Can you send me the file (or an excerpt)? (cloudcompare [at] danielgm.net)