Photoshop CS3 for Screen Printers- P14: The toolbox is the heart of Photoshop CS3, and where you’ll find the tools you need to create your artwork and perform editing tasks. From the toolbox you can access the selection tools, shape tools, type tools, Crop tool, and eraser tools. These are basic tools that any screen printer or graphic artist needs. | 366 Part IV More Tools Figure 20-3 Using the Twirl distort filter Note As with the other filters the dialog box is pretty intuitive. Click inside the window to adjust the amount of distortion for this one and use the - and buttons for zooming. Noise Noise adds or removes noise or static in a picture. Noise consists of random pixels and adding noise is useful when you need to apply random pixels for a special effect. I can t think of any reason why you d want to add noise to an image unless you ve got a picture of a TV set and want to make it look like it s broken but I m sure there s a reason out there somewhere On the flip side reducing noise is generally helpful and the Despeckle and Dust Scratches options can be used to reduce noise in an image quite successfully. Be careful if you plan to screen print the image though the options in the Dust Scratches dialog box can significantly blur the image and might not be useful. 367 Chapter 20 Special Effects Pixelate Pixelated images are generally bad news but if you re looking for an effect that will cause it look no further. The Color Halftone filter takes each channel of color divides the image into rectangles and then replaces them with circles similar to halftone screens. Crystallize uses polygonal shapes Facet uses block shapes and Mosaic uses square blocks. The other filters in this category do similar distortions. Render Render filters can be used to create cloud patterns refraction patterns and light reflections in an image. The patterns that can be created can be used as special effect backgrounds. To create a background using a cloud pattern for instance start with a new canvas and choose Filter Render Clouds. A cloud pattern will fill the area using the foreground and background colors in the toolbox. You can then apply other filters such as Filter Blur Radial Blur or Filter Distort Ocean Ripple for more effect. Lighting effects let you create effects on RGB images using various lighting styles. Using the .
