These views used existing skills

Does the green sentence mean "these views were usual subjects for painters and did not need any specific skills, unlike the painting of details of military uniforms and weapons which required special skills"?

Context:

The Cloth Hall at Ypres, Belgium, and the Leaning Madonna on the church at Albert, France, were popular subjects with many. These views used existing skills, unlike details of uniform or weaponry. As the death toll mounted, earlier, more jingoistic images of battle gave way to more searing and meditative compositions, which Wellington House found increasingly hard to accept. Officials asked artists to repaint works and, in C. R. W. Nevinson’s case, censored a painting