Peanut-GB

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core: return pointer on gb_read

2

On consecutive reads, it may be faster to obtain a pointer to ROM data on a single call to gb_read, rather than calling gb_read for each byte read. The same...

deltabeard

Work is being completed on the debugger branch. - [x] Frame stepping - [x] Instruction stepping - [ ] Memory viewer - [x] VRAM viewer - [x] Disassembly viewer -...

deltabeard

oam: improve DMA speed

1

The address of the DMA transfer is always within a specific memory boundary. So if the first address is in WRAM, then the last address is too. We can use...

deltabeard

CGB Support

5

I added CGB support here: https://github.com/froggestspirit/Peanut-GB I only really tested this with Pokemon Crystal, but seemed to work fine. I wasn't sure if you might want to merge it, or...

froggestspirit

lcd: use checksum to determine if line needs to be rendered again

1

Before rendering a line on the LCD, use a fast checksum on the tile data for the line to check whether any tiles or sprites have changes for that line....

deltabeard

The LCD pixel data that Peanut-GB produces uses bits 0 and 1 for shade data, and bits 4 and 5 for layer data. If only bits 0-3 are used, then...

deltabeard

Insertion sort can be faster for small data.

deltabeard

Add likely/unlikely macros for improved performance

1

Some checks, like the following NULL check, will either always be true or false depending on if the user application is implemented correctly. When using peanut-gb with LCD enabled, this...

deltabeard

core: game compatibility list

14

Please comment whether Peanut-GB was able to play a game in a playable state or not. Any issues with playable games must be listed with a comment. Unplayable games must...

deltabeard

First frame after reenabling LCD isn't white

1

When the program turns on rendering by changing bit 7 of LCDC ($FF40) from 0 to 1, the PPU goes straight to the start of rendering (scanline 0) without sending...

pinobatch