This chapter covers the operation of the Amiga's blitter, the high speed line drawing and block movement component of the system. The discussion is divided into three parts: blitter basics, blitter area fill mode, and blitter line draw mode. Some example blitter operations are listed at the end of the chapter. For information concerning the blitter hardware in the Enhanced Chip Set, see Appendix C . What is the Blitter? Interrupt Flag Memory Layout Zero Flag DMA Channels Pipeline Register Function Generator Line Mode Shifts and Masks Blitter Speed Descending Mode Blitter Operations and System DMA Copying Arbitrary Regions Blitter Block Diagram Area Fill Mode Blitter Key Points Blitter Done Flag