Ex-Cowboys LB Rashaan Evans

Rashaan Evans

Former Dallas Cowboys linebacker Rashaan Evans was arrested on Tuesday ... and on Friday, cops released his mug shot -- and you can see, he was not thrilled to have been thrown behind bars.

The 28-year-old -- who was cut by America's Team on Wednesday following the arrest -- took the photo hours after cops placed him handcuffs after they say he had smoked weed in his 2021 Ram 1500 near the Cowboys' practice facility in Frisco, Texas.

According to police documents, cops say at around 10:46 PM they drove by Evans, who was in the driver's seat of his car ... and smelled a strong odor of weed.

rashaan evans Getty

They claim when they eventually questioned the football player, he told…