Hi David,

I am facing a similar issue. Can you let me know how exactly did you 
specify the full path or resolve the issue?

Thanks,
Prabanjan

On Thursday 11 January 2024 at 09:10:16 UTC [email protected] wrote:

> Hi Radu,
> now it works, I was giving the wrong path as you mentioned. 
> Thank you very much for the help!
> Davide
>
> Il giorno mer 10 gen 2024 alle ore 17:53 'Radu Serban' via ProjectChrono <
> [email protected]> ha scritto:
>
>> Davide,
>>
>>  
>>
>> I take it that you are working now **outside** the Chrono source and 
>> build trees.  And yet, you still want to use data files from the Chrono 
>> data/ directory.  The error message from tiny_obj is pretty clear: it 
>> cannot find the specified OBJ file at the given path **relative** to 
>> where your executable is.  
>>
>>  
>>
>> The default path for the Chrono data/ directory is set up so that it 
>> works fine for the demos executable as they are created in the Chrono build 
>> tree.  
>>
>> If you work now in some other location, you must tell Chrono where to 
>> find those files. You have 2 options:
>>
>>    - You can provide the full path to the data files (e.g. to the 
>>    location of that file in the data/ directory in the Chrono source tree).
>>    - If you want to use things such as 
>>         chrono::vehicle:: 
>>    vehicle::GetDataFile(“hmmwv/hmmwv_tire_left.obj”);
>>    then you must first call chrono::vehicle::SetDataPath(), typically 
>>    right at the top of your main function, to specify the root path for your 
>>    vehicle data directory.
>>    - Similarly, if you want to access data files using something like
>>         chrono:: GetChronoDataFile(“textures/pink.png”)
>>    then you must first call chrono:: SetChronoDataPath() to specify the 
>>    root path for your data directory.
>>
>>  
>>
>> See for example how that is done in the template_project 
>> <https://github.com/projectchrono/chrono/tree/main/template_project> 
>> distributed with Chrono.
>>
>>  
>>
>> --Radu
>>
>>  
>>
>>  
>>
>> *From:* [email protected] <[email protected]> *On 
>> Behalf Of *Davide
>> *Sent:* Wednesday, January 10, 2024 4:20 PM
>> *To:* ProjectChrono <[email protected]>
>> *Subject:* [chrono] Error loading obj file
>>
>>  
>>
>> Hi all,
>>
>> when I try to build demos involving the HMMWV vehicle or parts of it such 
>> as "demo_VEH_HMMWV" or "demo_VEH_Multicore_TireTestRig", the following 
>> error message is shown:
>>
>>  
>>
>> "tiny_obj error message: Cannot open file 
>> [../data/vehicle/hmmwv/hmmwv_tire_left.obj]"
>>
>>  
>>
>> Given that all the demos work fine when I installed Chrono, I'm not 
>> understanding what could be the problem. Might someone give me a help?
>>
>> Thank you in advance!
>>
>> Davide
>>
>>  
>>
>> -- 
>> You received this message because you are subscribed to the Google Groups 
>> "ProjectChrono" group.
>> To unsubscribe from this group and stop receiving emails from it, send an 
>> email to [email protected].
>> To view this discussion on the web visit 
>> https://groups.google.com/d/msgid/projectchrono/ebc711cf-151f-4ebc-8c64-01d82e6b1b0bn%40googlegroups.com
>>  
>> <https://groups.google.com/d/msgid/projectchrono/ebc711cf-151f-4ebc-8c64-01d82e6b1b0bn%40googlegroups.com?utm_medium=email&utm_source=footer>
>> .
>>
>> -- 
>> You received this message because you are subscribed to the Google Groups 
>> "ProjectChrono" group.
>> To unsubscribe from this group and stop receiving emails from it, send an 
>> email to [email protected].
>>
> To view this discussion on the web visit 
>> https://groups.google.com/d/msgid/projectchrono/PH0PR06MB82374CE85F12B1F9AF1BDCFAA7692%40PH0PR06MB8237.namprd06.prod.outlook.com
>>  
>> <https://groups.google.com/d/msgid/projectchrono/PH0PR06MB82374CE85F12B1F9AF1BDCFAA7692%40PH0PR06MB8237.namprd06.prod.outlook.com?utm_medium=email&utm_source=footer>
>> .
>>
>

-- 
You received this message because you are subscribed to the Google Groups 
"ProjectChrono" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To view this discussion on the web visit 
https://groups.google.com/d/msgid/projectchrono/4d420843-1836-4237-9eec-b1a3e1ae45cfn%40googlegroups.com.

Reply via email to