• closedAccess   Smooth shadow boundaries with exponentially-warped gaussian filtering 

      Gumbau Portalés, Jesús; Sbert Casasayas, Mateu; Szirmay-Kalos, László; Chover, Miguel; González Ballester, Carlos Elsevier (2013-05)
      Shadow mapping is widely used in computer graphics for efficiently rendering shadows in real-time applications. Shadow maps cannot be filtered as regular textures, thus their limited resolution can cause severe shadow map ...