In this video I show a method for using the CPU and Blitter together to increase blitting performance on the A1200. The effect will also work on the A4000 and A3000, but is aimed at low end machines.
Full source code and more info can be found at https://powerprograms.nl/amiga/cpu-blit-assist.html
Timestamps:
0:00 Intro
0:18 CPU Assisted Blitting
0:56 32-bit Chip RAM
2:04 Blitter DMA cycle diagrams
3:17 CPU DMA cycle diagrams
3:41 Combined DMA cycle diagrams
4:49 Combined blitting method
6:08 Performance
7:20 Cookie-cut algorithm
10:31 Outro
Visit my website: https://www.powerprograms.nl
Music by Epidemic Sound (https://www.epidemicsound.com)
