Mixer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 588 16.8.26 Compose . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 589 16.8.27 human eye has much finer resolution for brightness than for color. See the sections on Decompose and Compose for more information. In some situations, you may be able to get useful results by selectively sharpening literals or previously declared variables, use the list function: (list 5 4 3 a b c) This will compose and return a list containing the values held by the variables a, b and c. For example: 188 CHAPTER

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 361 14.9.8 Compose . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 439 15.3.15 Compose . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 563 15.13.5 IFS Compose . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 565

595 Genetic 599 Gfig 600 Grid 611 HFG 611 Harmonic Colors 612 IFS Compose 613 Jigsaw 619 L-Systems 620 Maze 626 NCP 627 Plasma 628 xiv T h e blue, green or red. • Split and Merge Channels functions are in right-click|Image| Channel Ops|Compose and Decompose. • To load the selection from an alpha channel, right-click in that channel bar and match very well The G imp Us e r’s Man u al 2 9 7 C h a p ter 1 8 COMPOSE AND DECOMPOSE Right-click|Image|Channel Ops|Compose merges at least three gray- scale images into one color image. Decompose

eye has much finer resolution for brightness than for color. See the sections on Decompose and Compose for more information. Next to "Unsharp Mask" in the Filters menu is another filter called Sharpen declared variables, use the list function: (list 5 4 3 a b c) ‚‚‚‚‚‚‚‚ ‚ ‚ ‚ ‚ ‚ ‚ ‚‚‚‚‚‚ This will compose and return a list containing the values held by the variables a, b and c. For example: (let* ( uniformly with gradients or patterns. By adding many selection masks in your list you can easily compose very complex selections. One can say that a selection mask is to a selection as a layer is to an