Rekai Nyangadzayi Musuka
4f3fc3136d
chore: print cartridge info in stderr
continuous-integration/drone/push Build is passing
Details
2021-07-05 01:10:10 -05:00
Rekai Nyangadzayi Musuka
48e81ff426
fix(cartridge): fix bug preventing MBC1 from working
continuous-integration/drone/push Build is passing
Details
2021-07-05 00:43:02 -05:00
Rekai Nyangadzayi Musuka
18b790a777
chore(cartridge): update MBC1 (still broken)
continuous-integration/drone/push Build is passing
Details
2021-07-05 00:14:56 -05:00
Rekai Nyangadzayi Musuka
39af03aebf
chore(bus): stub 0xFF4D
2021-07-01 23:09:02 -05:00
Rekai Nyangadzayi Musuka
559cb54385
chore(snd): add enabled property to all channels
...
Also, rename lsfr property to shift_register
2021-07-01 22:27:42 -05:00
Rekai Nyangadzayi Musuka
fd7f0655ef
chore: satisfy clippy
2021-06-27 20:31:59 -05:00
Rekai Nyangadzayi Musuka
fc4a898177
chore: reorganize select parts of codebase
2021-06-27 20:28:29 -05:00
Rekai Nyangadzayi Musuka
c5aafab3ef
feat(snd): implement trigger event behaviour for lfsr
2021-06-24 01:28:00 -05:00
Rekai Nyangadzayi Musuka
278953ab78
chore(snd): implement shift amount for channel 3 volume
2021-06-24 01:13:58 -05:00
Rekai Nyangadzayi Musuka
67e2a6ad79
feat(snd): implement ch 1,2,3 and 4 length function
2021-06-24 01:00:07 -05:00
Rekai Nyangadzayi Musuka
b8b3563bca
chore(snd): tighten use of access modifiers
2021-06-24 00:40:10 -05:00
Rekai Nyangadzayi Musuka
249d96b443
chore(snd): update select bitfield names
2021-06-24 00:00:28 -05:00
Rekai Nyangadzayi Musuka
d2e37da2b0
feat(snd): implement sweep behaviour
2021-06-23 23:51:30 -05:00
Rekai Nyangadzayi Musuka
29237f0a2c
chore(timer): clean up if let statement
2021-06-23 21:49:46 -05:00
Rekai Nyangadzayi Musuka
0c843b9ca9
feat(snd): implement volume envelope in ch1, 2 and 4
2021-06-23 21:49:25 -05:00
Rekai Nyangadzayi Musuka
1bc5de7cff
chore(cartridge): incremental improvements to MBC1
2021-06-23 17:12:54 -05:00
Rekai Nyangadzayi Musuka
b89515a0c1
fix(ppu): calculating window position is now signed
...
This allows for the window to display properly in Link's Awakening
2021-06-17 18:48:04 -05:00
Rekai Nyangadzayi Musuka
0b50e4eae9
fix(ppu): implement slightly better SCX discarding
2021-06-17 18:29:22 -05:00
Rekai Nyangadzayi Musuka
aa0e3399f6
chore(ppu): fix integer overflow
2021-06-17 17:43:04 -05:00
Rekai Nyangadzayi Musuka
d9db3e404f
fix(ppu): stub IO address 0xFF7F
...
Tetris now runs without requiring any local modifications
2021-06-15 01:19:40 -05:00
Rekai Nyangadzayi Musuka
fe8598fd61
feat(snd): implement ch4
2021-06-15 01:11:18 -05:00
Rekai Nyangadzayi Musuka
5b041d4713
chore(bus): rename sound property to snd
2021-06-15 00:30:08 -05:00
Rekai Nyangadzayi Musuka
909972d36e
feat(snd): implement channel 3
2021-06-15 00:29:31 -05:00
Rekai Nyangadzayi Musuka
e45c13f719
feat(sound): implement NR10
2021-06-14 23:51:37 -05:00
Rekai Nyangadzayi Musuka
6a7ff66274
chore(sound): implement channel 2 registers
2021-06-14 23:37:30 -05:00
Rekai Nyangadzayi Musuka
8149352e63
fix(ppu): Discard SCX mod 8 pixels from fifo
...
As of right now, the implementation of this is rudimentary. There are
currently some visual bugs that still need to get worked out
2021-06-12 13:42:57 -05:00
Rekai Nyangadzayi Musuka
daeb02f7c9
fix(ppu): DMA takes priority over OAM Scan
2021-06-12 13:41:27 -05:00
Rekai Nyangadzayi Musuka
0c22509d24
chore(cartridge): impelement MBC3
2021-06-10 16:57:40 -05:00
Rekai Nyangadzayi Musuka
482d226cd6
fix(ppu): properly implement $8800 addressing mode
2021-06-10 00:37:49 -05:00
Rekai Nyangadzayi Musuka
17024c439a
chore(ppu): emu now properly handles VRAM and OAM write guards
2021-06-09 22:04:06 -05:00
Rekai Nyangadzayi Musuka
2b7958f5f3
chore(bus): add a select few read/write guards
2021-06-09 20:48:31 -05:00
Rekai Nyangadzayi Musuka
50efe12aec
chore: change how bus components are clocked
2021-06-09 19:41:10 -05:00
Rekai Nyangadzayi Musuka
aa4a898a6b
fix: resolve type issue with debug feature enabled
2021-06-09 13:45:12 -05:00
Rekai Nyangadzayi Musuka
a904503b90
chore: document IO registers
2021-06-09 13:43:46 -05:00
Rekai Nyangadzayi Musuka
1449ed3765
fix(joypad): reimplement joypad
2021-06-07 17:23:48 -05:00
Rekai Nyangadzayi Musuka
83994e6adc
chore(gui): add two windows to top menu
2021-06-07 17:05:55 -05:00
Rekai Nyangadzayi Musuka
dd86330e1d
fix(bus): Fix address calculation error in Echo RAM
2021-06-07 00:22:11 -05:00
Rekai Nyangadzayi Musuka
d5e67568dd
chore(bus): temporarily disable VRAM and OAM gates
...
There appears to be severe timing issues in the ppu which result in
regressions with these gates enabled. They are commented out for now,
but will be re-enabled once the timing issues in the PPU are fixed
2021-06-07 00:01:40 -05:00
Rekai Nyangadzayi Musuka
e8e6c41dbe
fix(dma): initial version of dma transfer now works
2021-06-06 23:57:54 -05:00
Rekai Nyangadzayi Musuka
d623800005
fix: apply clippy suggestions
2021-06-06 21:30:08 -05:00
Rekai Nyangadzayi Musuka
c428e934d8
fix(bus): improve guards for illlegal memory IO
2021-06-06 21:18:19 -05:00
Rekai Nyangadzayi Musuka
ef4e54aba6
chore: restrict what should be pub or not
2021-06-06 20:47:11 -05:00
Rekai Nyangadzayi Musuka
878edd4082
chore: replace pub with pub(crate) when possible
2021-06-06 19:14:28 -05:00
Rekai Nyangadzayi Musuka
b7b213b6b9
chore(bus): implement read/write blocks when dma is active
2021-06-05 20:53:35 -05:00
Rekai Nyangadzayi Musuka
2e42513d71
chore(cartrige): rewrite error to be more descriptive
2021-06-04 13:47:49 -05:00
Rekai Nyangadzayi Musuka
811a9f9cc9
feat(dma): implement non-working dma transfer
2021-06-04 13:47:06 -05:00
Rekai Nyangadzayi Musuka
778e04e645
feat(ppu): account for OBJ ENABLE bit in LCDC
2021-06-03 02:16:03 -05:00
Rekai Nyangadzayi Musuka
aeaaee8c6c
fix(ppu): fix bugs in code that grabs sprite tiles
...
PPU now supports 8x16 tiles
2021-06-03 02:14:59 -05:00
Rekai Nyangadzayi Musuka
138aba52c1
fix(ppu): fix integer overflow error in bg fetcher
2021-06-03 00:41:21 -05:00
Rekai Nyangadzayi Musuka
66c2b51e10
chore(ppu): fix silly spelling mistake
2021-06-03 00:16:25 -05:00
Rekai Nyangadzayi Musuka
be39c249e1
chore(ppu): reimplement WindowLineCounter behaviour
2021-06-03 00:13:51 -05:00
Rekai Nyangadzayi Musuka
112454aa59
chore(ppu): reimplement fifo pixel merging logic
2021-06-02 23:32:39 -05:00
Rekai Nyangadzayi Musuka
cd21c90722
chore(ppu): rename ppu/registers.rs to ppu/types.rs
2021-06-02 23:31:57 -05:00
Rekai Nyangadzayi Musuka
c60bf704ff
chore(cpu): Ensure Cycles is the size of an u32
2021-06-02 23:09:45 -05:00
Rekai Nyangadzayi Musuka
50ba300d23
chore(gui): ensure all windows are disabled by default
2021-06-02 23:06:20 -05:00
Rekai Nyangadzayi Musuka
86f3a897f1
feat(egui): add timer window
2021-06-02 02:44:32 -05:00
Rekai Nyangadzayi Musuka
b1bf6c5868
feat: integrate eui and pixels-rs for debug info
2021-06-02 01:50:35 -05:00
Rekai Nyangadzayi Musuka
96cf705966
chore: update dependencies
2021-05-31 23:24:20 -05:00
Rekai Nyangadzayi Musuka
9ea26d4a05
chore: improve performance of match statements
2021-05-19 02:52:32 -05:00
Rekai Nyangadzayi Musuka
e89e89df5b
chore(ppu): refactor small part of bg fetcher
2021-05-08 15:52:43 -05:00
Rekai Nyangadzayi Musuka
fd2b64496c
chore(ppu): refactor reset behaviour in fetchers
...
and other components like window_stat and the window line counter
2021-05-08 15:35:16 -05:00
Rekai Nyangadzayi Musuka
705194eced
chore(ppu): rename PixelFetcher properties
2021-05-08 15:13:26 -05:00
Rekai Nyangadzayi Musuka
5917ca203f
chore(ppu): rename pixel fetcher and background fetcher variables
2021-05-08 14:31:20 -05:00
Rekai Nyangadzayi Musuka
48abc97505
chore(ppu): add bytes() method to Pixels
2021-05-08 14:06:41 -05:00
Rekai Nyangadzayi Musuka
a67aec55e2
chore(ppu): rename ppu property
2021-05-05 20:25:15 -05:00
Rekai Nyangadzayi Musuka
f6cf5393b6
chore(ppu): fix logic error in shifter
2021-05-05 20:24:09 -05:00
Rekai Nyangadzayi Musuka
6575eb5531
chore(bus): ensure no read-only bits are overwritten by the cpu
2021-05-05 19:23:01 -05:00
Rekai Nyangadzayi Musuka
af3edde2ab
chore(ppu): rearrange/reimplement some behaviour
2021-05-05 17:47:06 -05:00
Rekai Nyangadzayi Musuka
abdff1251e
fix: properly implement LY==LYC behaviour
2021-05-05 08:29:39 -05:00
Rekai Nyangadzayi Musuka
b36f4441fa
chore(ppu): change signature of get_obj_low_addr
2021-05-05 00:14:14 -05:00
Rekai Nyangadzayi Musuka
2cf85b0add
fix(ppu): fix off by one error when grabbing sprite address
2021-05-05 00:01:19 -05:00
Rekai Nyangadzayi Musuka
b57df3d2a7
chore(ppu): rename Pixel to Pixels
...
Since the Pixel struct represents 8 pixels in a 2BPP format, I felt like
the name of the type needed to represent this
2021-05-04 22:55:34 -05:00
Rekai Nyangadzayi Musuka
2a7377c724
chore(ppu): reimplement offset calculation for obj fetcher
2021-05-04 22:11:03 -05:00
Rekai Nyangadzayi Musuka
6f919acafb
chore(bus): remove 0xFF7F matches from read and write_byte
2021-05-04 21:38:37 -05:00
Rekai Nyangadzayi Musuka
834b1bd9fd
chore(cpu): remove branching code in instructions
...
also, rename a couple of methods
2021-05-04 00:50:22 -05:00
Rekai Nyangadzayi Musuka
5a59c31b72
fix(joypad): fix bug where gameboy overwrites read only bits
2021-05-03 23:37:30 -05:00
Rekai Nyangadzayi Musuka
4abb2833c4
chore: implement gamepad controls
2021-05-03 23:11:39 -05:00
Rekai Nyangadzayi Musuka
1e19854ab0
feat: reimplement joypad status register
2021-05-03 03:27:23 -05:00
Rekai Nyangadzayi Musuka
66414075da
fix(ppu): fix bug when loading sprite pixels into FIFO
2021-05-01 16:22:44 -05:00
Rekai Nyangadzayi Musuka
b251efcc7d
fix(ppu): reimplement the pixel fifo shifter
2021-04-30 17:44:02 -05:00
Rekai Nyangadzayi Musuka
11398303b5
feat(ppu): reimplement window line counter check
2021-04-30 02:10:16 -05:00
Rekai Nyangadzayi Musuka
51252db753
chore(ppu): rename select structs
2021-04-30 00:24:22 -05:00
Rekai Nyangadzayi Musuka
6ffdd92dbb
feat(ppu): implement sprite x-flip check
2021-04-30 00:20:50 -05:00
Rekai Nyangadzayi Musuka
3c680dec2f
fix(ppu): reimplement OAM scan
2021-04-30 00:09:17 -05:00
Rekai Nyangadzayi Musuka
0672c7346a
chore(ppu): rename select method and variables
2021-04-28 19:36:00 -05:00
Rekai Nyangadzayi Musuka
8a06fe9ff8
chore(ppu): improve code quality
2021-04-28 17:59:30 -05:00
Rekai Nyangadzayi Musuka
7620633116
chore(ppu): reimplement background/sprite fetcher state machine
2021-04-27 04:57:00 -05:00
Rekai Nyangadzayi Musuka
9003617459
chore: rename properties in bus.rs
2021-04-27 04:06:08 -05:00
Rekai Nyangadzayi Musuka
9d01b2458d
chore: move ppu bitfield structs to separate file
2021-04-27 04:03:50 -05:00
Rekai Nyangadzayi Musuka
1343e8e52e
chore(ppu): flatten if statement
2021-04-24 02:14:58 -05:00
Rekai Nyangadzayi Musuka
2586314f9a
chore(ppu): implement IntoIterator and iter() for ObjectBuffer
2021-04-24 02:14:50 -05:00
Rekai Nyangadzayi Musuka
067049e2dd
chore: rename to_byte_count to as_byte_count
...
using to_* and not taking ownership of self violates rust conventions
according to clippy.
2021-04-24 02:12:05 -05:00
Rekai Nyangadzayi Musuka
e8f6a94fee
chore(ppu): reimplement object buffer remove
2021-04-24 01:48:15 -05:00
Rekai Nyangadzayi Musuka
98af1865ee
chore(ppu): reimplement the object buffer struct
2021-04-23 23:55:18 -05:00
Rekai Nyangadzayi Musuka
4ab59007f9
chore(cpu): disable logging by default
2021-04-23 23:31:16 -05:00
Rekai Nyangadzayi Musuka
6f4f872765
fix(cpu): pass SLA (HL) and SRA (HL) tests from blargg
2021-04-22 20:38:13 -05:00
Rekai Nyangadzayi Musuka
9bf10f0c7d
chore(ppu): improve accuracy of sprite pixel fifo
2021-04-21 00:03:17 -05:00
Rekai Nyangadzayi Musuka
d457761c3b
chore(ppu): reimplement the object buffer
2021-04-20 23:39:16 -05:00
Rekai Nyangadzayi Musuka
f92f4a17e0
chore(ppu): add alternate colour palette
2021-04-20 23:15:54 -05:00
Rekai Nyangadzayi Musuka
c90b9ab024
fix(ppu): fix sprite buffer bug
...
Now, the background renders like it should and some sprites do load,
though they aren't where they're supposed to be
2021-04-20 04:26:28 -05:00
