The bug is fixed in now. If you do not wish to compile from source, you can
download updated binaries tomorrow at
https://sumo.dlr.de/docs/Downloads.php#sumo_-_latest_development_version

Am Di., 3. Aug. 2021 um 23:03 Uhr schrieb Rafael de Lima <
[email protected]>:

> Hi Jacob,
>
> Thanks for the answer. Do you have any clue when this bug will be fixed?
>
> On Fri, Jul 30, 2021 at 5:52 AM Jakob Erdmann <[email protected]>
> wrote:
>
>> I can confirm that this is a bug rather than a graphics driver issue:
>> https://github.com/eclipse/sumo/issues/8887
>>
>> Am Do., 29. Juli 2021 um 21:43 Uhr schrieb Rafael de Lima <
>> [email protected]>:
>>
>>> Hi Jakob, thanks for the answer.
>>>
>>> I attached a set of SUMO configuration files. In order to run, you just
>>> need to unzip them and execute the config file
>>> "/map/map.frontal-collision.sumocfg". When the simulation time reaches
>>> around 100 seconds, some vehicles will start to "blink/twinkle/become
>>> transparent". I think I agree with you that this problem seems to be
>>> related to graphics. I increased the step length from 0.01 to 0.03 and the
>>> issue decreased the frequency, but I would like to know if you can
>>> reproduce the same behavior on your machine as well.
>>>
>>> Thank you very much,
>>> Rafael
>>>
>>> On Thu, Jul 29, 2021 at 9:15 AM Jakob Erdmann <[email protected]>
>>> wrote:
>>>
>>>> This is either an issue with your graphics driver or a bug in SUMO
>>>> which was not reported before. Please provide the input files for
>>>> reproducing the issue.
>>>>
>>>> regards,
>>>> Jakob
>>>>
>>>> Am Fr., 16. Juli 2021 um 13:58 Uhr schrieb Rafael de Lima <
>>>> [email protected]>:
>>>>
>>>>> I am sending the correct gif with a vehicle "blinking"
>>>>>
>>>>> On Fri, Jul 16, 2021 at 8:45 AM Rafael de Lima <[email protected]>
>>>>> wrote:
>>>>>
>>>>>> Hello guys,
>>>>>>
>>>>>> I am trying to make a vehicle to collide with another in the opposite
>>>>>> lane. I already got it by setting *neigh* attribute on net.xml file
>>>>>> and added a parameter *lcOpposite* with high value on the vType
>>>>>> attribute. Everything seems ok but the collider vehicle have a strange UI
>>>>>> behavior. It is kind of blink or going transparent only when in the
>>>>>> opposite lane.
>>>>>>
>>>>>> 1) Do you know why this happen?
>>>>>> 2) Is there any way to disable this vehicle color behavior
>>>>>> (blink/twinkle/become transparent)? In other words, keep the vehicle with
>>>>>> normal color.
>>>>>>
>>>>>> [image: image.png]
>>>>>>
>>>>>> Thanks,
>>>>>> Rafael
>>>>>>
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