Exercise 4.1. One staple of the texture-building tutorials was the Mosaic filter. Look through the Image: Filters menu for other filters that you could use to build different textures in a similar way.
Exercise 4.2. Many steps were involved in creating the texture shown in Figure 4-42. Try repeating or omitting some of the steps and see how many different results you can achieve.
Exercise 4.3. In the example shown in Figure 4-48, we used a Radial blur. Try choosing a Linear blur or a Zoom blur and see how the result changes. Adjust other parameters or other steps of the process to improve the result.
Exercise 4.4. The example of the Scott effect was very simple. Use the basic principle to transform a photograph of a metal object. When ...