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[SOLVED] Drawing not converting
Posted: Mon Nov 23, 2020 6:27 am
by CVH
With this dxf in Inch:
viewtopic.php?f=74&t=7809#p30427
Double clicked the file on the Forum
>> QCAD starts and opens the file
CU .. from inch ... to mm:

- RouterMount1.png (145.89 KiB) Viewed 5342 times
And applied: >>
- Command: convertunit
Converted drawing from Inch to Millimeter

- RouterMount2.png (130.43 KiB) Viewed 5342 times
Not confirmed by Husky:
viewtopic.php?f=74&t=7809#p30451
Explained as:
Husky wrote: ↑Sun Nov 22, 2020 8:47 pm
Maybe you noticed a wrong Label Format what is interpreted by you as "not converted" ...
Sure, I notice that
about everything is faulty and it is me that interpreted this wrong ....
10.664 inch in imperial = 22feet+6.8656inch in metric ...
My bad.
I give in.
End of story.
CVH
Re: Drawing not converting
Posted: Mon Nov 23, 2020 11:00 am
by andrew
Here's the crux:
- Converting from Inch to Millimeter does not change the dimension label format (maybe it should in this case, I'll look into that).
- DXF/DWG implicitly interprets all units as inches if the dimension format is "Engineering" or "Architectural", even if the drawing unit is set to metric.
So this conversion leaves you with a drawing that is in logically in Millimeter but still interpreted in Inch as long as the dimension label format is not adjusted.
Re: Drawing not converting
Posted: Mon Nov 23, 2020 11:36 am
by CVH
Thanks Andrew.
Now I know what to do:
CU to mm
1st Trial
Ctrl+I
Tick Dimension settings
>> Warning:

- DimsWarning.png (66.99 KiB) Viewed 5325 times
It states:
Format changed to "Decimal" so I comply with OK
Scroll down and verify the settings:

- DimsSettings.png (57.86 KiB) Viewed 5325 times
Decimal is set so I comply with OK
>> No change
2nd Trial
Ctrl+I
Tick Dimension settings
>> Same warning
Comply with OK
Scroll down and verify the settings:
>> The Format is again set as the first trial
Changed Format to 'Scientific'
Changed Format back to 'Decimal'
Comply with OK
>> Finally 10.664 inch = 270.8656mm
Wrote the second procedure down on a Post It.
Yet another one to cover my wall.
Regards,
CVH
Re: Drawing not converting
Posted: Thu Dec 10, 2020 5:26 am
by CVH