A 3D mesh used to clean boundaries will produce pixollogic. As opposed to Alpha 3D meshes in your brush Alphas find it necessary to add can change the surface elevation on your sculpt in a positive or negative direction.
The Surface button mode automatically defines the best middle gray value for your alpha. Another method for creating these 2D greyscale textures is to use 3D models. The Import button loads an image from a saved file. Creating your own Alpha 3D brushes is the key to producing advanced models and increasing your productivity. When using external programs to create alphas, try to use one that offers bit grayscales.
