Sprite Clipping on the BBC Microcomputer - Lesson S20

Learn sprite clipping techniques for the BBC Micro in this 24-minute video lesson. Explore how to draw partially off-screen bitmaps by implementing a cropping routine. Dive into logical coordinates, sprite positioning, and efficient drawing methods. Follow along with the upgraded code to understand the process of removing initial lines, logical lines, and horizontal lines. Gain insights into the drawing and transfer routines essential for creating smooth sprite animations. Access accompanying text lessons and source code from the ChibiAkumas website for a comprehensive learning experience in 6502 assembly programming.

Introduction
Logical coordinates
The code
Sprite position
Cropping routine
Removing initial lines
Removing logical lines
Removing horizontal lines
Drawing routine
Transfer routine