How the NES draws backgrounds

In this video we'll see how the NES manages to store and draw impressive background graphics with surprisingly little storage space.

This is #11 in a series on building an NES emulator.
If you'd like to learn more about the NES, check out the first video in this series:    • Building a NES Emulator #1 - NES Arch...  

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00:00 - Intro
00:25 - Foreground vs Background Features
01:48 - Nametables
02:32 - Nametable layout. Tile layout + Attributes
03:34 - Attribute optimization / compression
04:21 - Attribute table chunks
05:00 - Background decoding example - Megaman title screen
06:38 - Background decoding (attributes)
09:01 - NES background storage vs BMP
09:30 - Nametable mirroring

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#emulation #nes #programming #computergraphics #emulator #retrogaming