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738 Commits

Author SHA1 Message Date
Lior Halphon
2bfe922650 Allow emulating an SGB without SFC HLE 2019-07-15 20:47:16 +03:00
Lior Halphon
9f7255cd23 Make the automation results more consistent across revisions, and making use of this change as a chance to add color correction to the automation 2019-07-13 20:29:11 +03:00
Lior Halphon
8c8d5afe62 Make the debugger compatible with more sym formats 2019-07-13 17:17:55 +03:00
Lior Halphon
f55c254959 Fixed a regression that made ly_lyc_0_write and ly_lyc_write fail 2019-07-12 02:18:25 +03:00
Lior Halphon
4541efe86a Fixed a bug that prevented writing to the wave RAM, as well as a bug where the wave RAM was treated as zeros despite not being zero’d out 2019-06-29 14:03:42 +03:00
Lior Halphon
36a87f96bd Formatting 2019-06-21 16:58:56 +03:00
Lior Halphon
24b58da8c6 Minor text change 2019-06-21 14:18:48 +03:00
Lior Halphon
7c61445fe3 Fixed out of bound read in GB_load_state_from_buffer. Closes #104 2019-06-21 03:04:38 +03:00
Lior Halphon
72b1fe0500 Minor Fixes™ 2019-06-21 01:03:52 +03:00
Lior Halphon
50a6a3e35c Fix libretro SGB1 FPS, fix un/serialization memory corruptions in libretro 2019-06-19 23:49:43 +03:00
Lior Halphon
91b0e491c5 Increase the minimum required cycles for a sync, fix SGB jingle audio 2019-06-19 22:44:54 +03:00
Lior Halphon
431f1f8199 Remove redundant calls to display_vblank on non-SGB models and in irregular FPS scenarios. Affects #161 2019-06-18 23:16:28 +03:00
Lior Halphon
e268efefef Redesign and reimplement the audio API, let the frontends handle more stuff. Probably affects #161 2019-06-15 23:22:27 +03:00
Lior Halphon
8b7922b679 Fix #144 by ignored malformed commands with 0 length 2019-06-15 03:42:53 +03:00
Lior Halphon
66b814a226 Don’t use libc’s random/rand 2019-06-14 16:49:41 +03:00
Lior Halphon
843683a492 Randomize everything! 2019-06-09 18:14:32 +03:00
Lior Halphon
49d8a5cb44 Fixed the parsing of comparison operators as well as their priorities. Fixes #155 2019-06-08 16:08:07 +03:00
Lior Halphon
0da2930109 Fix #175 2019-06-08 14:35:52 +03:00
Lior Halphon
274760746e Fix #165 2019-06-07 19:18:07 +03:00
Lior Halphon
9d8adbb581 This is not correct, this bug only affects the PCM registers and not actual output. Currently not emulated at all. 2019-06-07 18:37:19 +03:00
Lior Halphon
2f9de4942c Increase input polling frequency in the Cocoa and SDL frontends, should make inputs look less synthetic and potentially reduce input lag 2019-06-07 18:27:25 +03:00
Lior Halphon
64879f5b02 Accurate emulation of (most aspects of) stop mode 2019-06-07 13:53:50 +03:00
Lior Halphon
4c34e0a6e0 Turns out the AGB inverts Channel 3’s output 2019-06-01 18:22:58 +03:00
Lior Halphon
6888047102 Show flags in the registers command 2019-06-01 16:42:17 +03:00
Lior Halphon
cdc36f329e Added open dialog to the SDL GUI, misc fixes 2019-06-01 14:29:46 +03:00
Lior Halphon
1de34b12ac
Merge pull request #181 from ISSOtm/master 
Fix sample lengths for CH1, 2 and 4
 2019-05-25 21:09:47 +03:00
Lior Halphon
85c43fa81f Fixed Channel 3’s first sample behavior, update analog characteristic to more realistic values. Fixes #177 2019-05-25 19:12:09 +03:00
Lior Halphon
3e724afb0a Basic SGB support in the SDL port 2019-05-18 18:45:31 +03:00
ISSOtm
ec5d1b7b88 Fix sample lengths for CH1, 2 and 4 2019-05-18 03:01:20 +02:00
Lior Halphon
3ee2c64899 Make the apu command a bit safer 2019-05-17 22:03:23 +03:00
Lior Halphon
6648a0a84d Minor adjustments and style fixes to the new APU debug functions 2019-05-17 20:48:49 +03:00
Lior Halphon
280467ad38
Merge branch 'master' into master 2019-05-17 20:31:52 +03:00
Lior Halphon
91eeb4d9d5 Emulate AGB audio mixing 2019-05-17 00:08:34 +03:00
ISSOtm
40f83c8f25 Add APU-related debugger commands 
This change includes making one of the APU functions public
 2019-05-15 12:45:51 +02:00
Lior Halphon
ddc4e7484b Fix and restore optimization 2019-05-10 22:29:30 +03:00
Lior Halphon
06670fc970 Fix #172. Allow unroll optimizations when compiling with GCC. 2019-05-10 21:51:11 +03:00
orbea
2bded45397 Disable pragmas for gcc. 2019-05-09 10:55:31 -07:00
Lior Halphon
82ce597573 Line breaks 2019-04-12 20:30:02 +03:00
Lior Halphon
05cd81b77c Implemented jump-to breakpoints 2019-04-12 20:29:43 +03:00
Lior Halphon
7242ddae64 speling is difikult 2019-03-16 20:56:22 +02:00
Lior Halphon
c342663200 Emulate serial bit shifting, update the serial API to use bits instead of bytes, update printer emulation and libretro to use the new API 2019-03-15 14:36:10 +02:00
Lior Halphon
0b03b61564 Render the first line 0, as required for SGB emulation 2019-02-16 04:19:16 +02:00
Lior Halphon
9d0aadb83f Emulate missing Vreset signal (SGB only for now) and ICD2 desyncing 2019-02-15 17:04:48 +02:00
Lior Halphon
dde06e7cae Work around a crashing race condition, proper fix needed 2019-01-28 20:56:37 +02:00
Lior Halphon
b996ed9220 Writing to BGPD/OBPD while it’s blocked still increases BGPI/OBPI if needed. Fixes #145 2019-01-19 23:37:44 +02:00
Lior Halphon
73a54049d2 Accurate PPU access timings 2019-01-19 19:32:26 +02:00
Lior Halphon
4536581a6e Fixed a bug where modifying RTC data would corrupt cartridge RAM data. Fixes #136 2019-01-18 02:36:14 +02:00
Lior Halphon
312478e509 CGB palettes are not accessible during Mode 3, closes #84 2019-01-14 22:22:46 +02:00
Lior Halphon
879d3b607d Removed verified TODO 2019-01-14 20:32:52 +02:00
Lior Halphon
ba5c07bed9 Correctly emulate speed switch timing 2019-01-13 01:09:41 +02:00
Lior Halphon
c74b39e712 The CPU core of the Game Boy is (most likely) called SM83 2019-01-12 00:42:16 +02:00
Lior Halphon
21d2a59a5f Fixed a very rare edge case where an interrupt occurs when SP=FF11 2019-01-12 00:39:24 +02:00
Lior Halphon
4e2b5bb336 Fix the GB_run_frame API in SGB mode 2019-01-11 21:53:21 +02:00
Lior Halphon
7b36ee10a4 Merge branch 'master' into sgb 2019-01-05 19:00:22 +02:00
Lior Halphon
ae959cd878 ATTR_LIN and ATTR_DIV 2019-01-05 18:59:50 +02:00
Lior Halphon
4051f190a5 Cache cycles_per_sample to avoid FP arithmetic 2019-01-01 00:42:40 +02:00
Lior Halphon
9d947c7ce6 Unroll some APU loops 2018-12-31 23:09:56 +02:00
Lior Halphon
af0430dbc5 Unroll some loops in PPU code, more efficient timer handling 2018-12-31 22:06:20 +02:00
Lior Halphon
21eb96a2f5 Joypad multiplayer support (Cocoa) 2018-12-15 18:55:41 +02:00
Lior Halphon
612cd07fb3 Fixed emulation of echo RAM 2018-12-12 23:44:00 +02:00
Lior Halphon
ea09dfc888 Fixed multiplayer SGB mode 2018-12-04 23:46:30 +02:00
Lior Halphon
b1a2e45168 Improvements to the SGB animation 2018-12-01 13:39:43 +02:00
Lior Halphon
6d28e74667 Color 0 must always be shared 2018-11-24 15:53:53 +02:00
Lior Halphon
4b93f89763 Correct emulation of color masks 2018-11-24 15:42:54 +02:00
Lior Halphon
389d8ae045 Halt the CPU while the SGB animation is playing 2018-11-24 13:34:07 +02:00
Lior Halphon
2d6d1e6325 SGB boot animation 2018-11-24 13:21:00 +02:00
Lior Halphon
b3166135eb Clean up that crashing mess I made 2018-11-23 19:59:15 +02:00
Lior Halphon
558f9b9bae Updated SGB border, add “2” to SGB2 2018-11-23 14:16:48 +02:00
Lior Halphon
67d52b78b6 Handling interrupted SGB commands 2018-11-17 12:26:07 +02:00
Lior Halphon
af5ef50cf9 Fixing default border 2018-11-17 01:39:38 +02:00
Lior Halphon
deb5e21842 More colorization commands 2018-11-17 00:44:18 +02:00
Lior Halphon
b698ce5d95 Correctly emulate SGB border color 0 2018-11-17 00:44:07 +02:00
Lior Halphon
e5e7ce8203 Basic colorization 2018-11-16 22:05:35 +02:00
Lior Halphon
d42cbcdee2 Palette transfer functions 2018-11-16 19:11:21 +02:00
Lior Halphon
91a3091b2e Build fix 2018-11-16 17:41:23 +02:00
Lior Halphon
2710939e1e That should be an inc file 2018-11-16 17:38:53 +02:00
Lior Halphon
595907cae2 Border fade animation 2018-11-16 17:36:21 +02:00
Lior Halphon
69ac36cca1 Add default SGB border 2018-11-16 17:22:57 +02:00
Lior Halphon
398148f7ea Basic SGB border support 2018-11-16 16:04:40 +02:00
Lior Halphon
382d9f8898 MASK_EN support 2018-11-16 12:42:52 +02:00
Lior Halphon
2f2b792edf SGB save states 2018-11-16 01:53:01 +02:00
Lior Halphon
634a54c046 SGB resolution support (Cocoa only so far) 2018-11-15 00:21:21 +02:00
Lior Halphon
6ba5cfbeef Support for multi-packet SGB commands 2018-11-13 23:45:26 +02:00
Lior Halphon
7735d638c6 Multiplayer SGB APIs/SGB detection 2018-11-12 00:37:06 +02:00
Lior Halphon
5c581651ce Handle the SGB header commands, disable SGB functions if needed. 2018-11-11 22:50:00 +02:00
Lior Halphon
44891d5c4a Initial code to support SGB, command “parsing”, replacement SGB boot ROM 2018-11-11 01:16:32 +02:00
Lior Halphon
94136f5741 Adjust DAC attributes to fix LADX’s crackling audio (Fixes #125) while keeping Cannon Fodder’s buzzing reasonable (Proper audio measurements still required) 2018-11-10 19:14:18 +02:00
Lior Halphon
a39b314378 Fixed silly APU regression (Noise volume envelope ran too fast) Fixes #121 2018-11-03 14:37:19 +02:00
Lior Halphon
c9d6a1381f Cross emulator compatibility with RTC saves 2018-11-03 01:31:14 +02:00
Lior Halphon
64922fff4b Fixed a bug where channels 1 and 2 would start playing earlier than they should have if NRx4 was written to twice. Fixes #86. 2018-10-29 00:44:43 +02:00
Lior Halphon
3035f43428 Emulation of DAC charging, Fixes #46, #85, #88 and #89 2018-10-19 23:53:01 +03:00
Lior Halphon
4276549acd Research notes TODOs 2018-10-19 01:02:27 +03:00
Lior Halphon
324201f336 Correct emulation of switching the DACs on and off. Fixes #100 and #87 2018-10-17 20:35:29 +03:00
Lior Halphon
e9b78b6370
Merge pull request #114 from RobLoach/patch-2 
Fix control reaches end of non-void function
 2018-10-12 17:10:11 +03:00
Rob Loach
2da7a3f7fb
Fix the return value of read_lvalue to be 0 2018-10-12 10:09:30 -04:00
Rob Loach
e834d32b8e
Update switch to just return at the end instead 2018-10-12 09:41:25 -04:00
Rob Loach
ec41e87cf1
Update logic behind params 2018-10-11 22:39:43 -04:00
Rob Loach
b8825127fd
Fix parentheses around ‘+’ in operand of ‘&’ 
```
Core/z80_cpu.c: In function ‘add_hl_rr’:
Core/z80_cpu.c:341:31: error: suggest parentheses around ‘+’ in operand of ‘&’ [-Werror=parentheses]
     if ( ((unsigned long) hl) + ((unsigned long) rr) & 0x10000) {
          ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
```
 2018-10-11 22:37:26 -04:00
Rob Loach
f4ee044347
Fix control reaches end of non-void function 
This change makes it so that there is a return value when a kind doens't match. Allows -Werror=return-type to pass.

```
Core/debugger.c: In function ‘read_lvalue’:
Core/debugger.c:239:1: error: control reaches end of non-void function [-Werror=return-type]
 }
```
 2018-10-11 22:17:16 -04:00
Lior Halphon
11c148c851 Starting G/HDMA directly takes one more M-cycle (More research required) 2018-09-15 00:48:31 +03:00
Lior Halphon
dbc338a887 Compensate for prefetch in DIV’s initial value 2018-09-15 00:47:26 +03:00
Lior Halphon
ec0a879a93 Correct emulation of enabling and disabling the volume envelope. Correct emulation of a glitch where the volume envelope ticks when it usually wouldn’t. 2018-09-10 16:59:59 +03:00
Lior Halphon
3151821e6d Fixed minor APU regression (Channels 1 and 2 were given no delay under certain circumstances) 2018-09-09 12:50:55 +03:00
Maximilian Mader
a36dd791ec
Rewrite the DAA instruction 2018-07-22 18:37:34 +02:00
Lior Halphon
f7b882f0e8 Whoops 2018-07-22 02:10:26 +03:00
Lior Halphon
b7426f93c0 Randomize object palettes. Slightly more accurate emulation of FF4C. 2018-07-20 23:23:47 +03:00
Lior Halphon
ce80acc818 Fixed HDMA timing )But still not verified) 2018-07-20 12:34:52 +03:00
Lior Halphon
b1cc55b786 Turns out Left/Right audio channels were flipped 2018-07-19 20:38:11 +03:00
Lior Halphon
c66b6fbafc Fixed an edge case with DAC discharge emulation 2018-07-16 23:08:25 +03:00
Lior Halphon
2e9e3424ec Document some revision differences 2018-07-14 21:52:54 +03:00
Lior Halphon
0145b790a3 Merge branch 'v0.11.x' 2018-07-11 20:08:33 +03:00
Lior Halphon
5f58323c01 Attempt to improve audio quality on frontend with big audio buffers 2018-07-10 21:33:03 +03:00
Lior Halphon
dc5cb71c22 Emulate CGB-C’s quirky LFSR function 2018-07-04 21:55:12 +03:00
Lior Halphon
f3437d7cc0 Added todo 2018-07-03 23:47:50 +03:00
Lior Halphon
b7b35c9b59 CGB-C timing 2018-07-03 22:25:09 +03:00
Lior Halphon
0a78f735d3 Fetcher Y is not cached on CGB-C 2018-07-03 22:14:53 +03:00
Lior Halphon
18ae18a95c LYC bit on CGB-C 2018-07-03 21:56:32 +03:00
Lior Halphon
a7aabca618 Starting to add CGB-C support 2018-07-03 21:43:46 +03:00
Lior Halphon
47a74cb6c3 Randomize initial RAM values. Closes #82 2018-06-30 16:53:28 +03:00
Lior Halphon
2791775c5d Improvements to the lcd debugger command 2018-06-22 18:38:54 +03:00
Lior Halphon
6a7c084177 Fixed window regression 2018-06-18 21:57:01 +03:00
Lior Halphon
d81c23cb16 Fixed HDMA regression 2018-06-16 23:52:24 +03:00
Lior Halphon
45c73e0175 Replaced the is_cgb bool with a more future compatible model enum. Removed the GB_init_cgb API and replaced it with an extended GB_init and GB_switch_model_and_reset APIs that now receive a model parameter. Increased the struct version. 2018-06-16 13:59:33 +03:00
Lior Halphon
d95ad1ca54 SWAP was incorrectly disassembled as RLC 2018-06-09 15:39:40 +03:00
Lior Halphon
38c0cb3323 Typo 2018-06-09 15:12:42 +03:00
Lior Halphon
f64da1864f APU glitch: When turning the APU on while DIV's bit 4 (or 5 in double speed mode), the first DIV/APU event is skipped. 2018-06-09 15:11:20 +03:00
Lior Halphon
593cb7c107 Pixel accurate emulation of Prehistorik Man on a CGB-CPU-E 2018-06-08 18:44:03 +03:00
Lior Halphon
ca01ff6f79 Finally, perfect emulation of the STAT write bug. 2018-06-08 17:16:15 +03:00
Lior Halphon
127324d2d6 Fixed regression involving rendering a window with negative X position. Closes #75 2018-06-07 23:08:46 +03:00
Lior Halphon
f1dfa2a1bc More sensible implementation of the STAT interrupt. 2018-06-04 02:07:38 +03:00
Lior Halphon
0481ff9af5 Whoops 2018-06-04 01:52:24 +03:00
Lior Halphon
8721a48206 Fixed incorrect double speed behavior. 2018-06-03 00:36:05 +03:00
Lior Halphon
7003e31b7e Fixed a regression with STAT blocking. 2018-06-02 04:00:10 +03:00
Lior Halphon
80c92daacd Include cleanup (#73) 2018-05-27 19:30:23 +03:00
Lior Halphon
6532aef089 Correct emulation of the DMG stat write bug 2018-05-26 18:06:40 +03:00
Lior Halphon
9693b2de6a Refined the STAT bug behavior. Still not perfect. 2018-05-26 17:06:49 +03:00
Lior Halphon
855ffb490a A HBlank interrupt cannot occur in the last M-cycle of HBlank. Correct emulation of STAT access conflicts on the CGB (Test: CPU-E, single speed only). Fixes a minor graphical glitch in Pokémon Puzzle Challenge. 2018-05-25 23:42:36 +03:00
Lior Halphon
249acb04cc Verified some timings on a DMG. Fixed palette write conflict timing (Although the fix kind of implies time traveling). Closes #65 2018-05-16 00:59:11 +03:00
Lior Halphon
562b43a7c5 Notes about the DMG wave-ram glitch 2018-05-15 23:02:07 +03:00
Lior Halphon
7df571d42f Less strict matching for delete and unwatch. Fixes #71 2018-05-13 23:17:23 +03:00
Lior Halphon
1fcde88d8a Improved accuracy of the halt bug 2018-05-12 22:13:52 +03:00
Lior Halphon
713dc02e46 A bit tacky, but T-cycle accurate emulation of LYC write conflicts on the CGB. Only single speed mode verified. Closes #54 2018-05-11 12:38:55 +03:00
Lior Halphon
af3554c1d1 More accurate emulation of the LYC register and interrupt. (Still not perfect on a CGB) 2018-04-27 13:40:39 +03:00
Lior Halphon
0f8385a798 Refined line 153 behavior on a CGB. Verified on CGB-E. 2018-04-25 00:08:06 +03:00
Lior Halphon
be9df4d658 Added mechanism to handle MMIO read/write conflicts. Fixes #65 2018-04-14 17:57:00 +03:00
Lior Halphon
2c6f7906c5 Make multi-byte opcodes trigger the OAM bug when they increase PC 2018-04-14 15:32:55 +03:00
Lior Halphon
84aa06aba5 Clean up OAM bug code 2018-04-14 13:35:16 +03:00
Lior Halphon
d667d87bbe Refactor CPU code so handling access conflicts is possible 2018-04-14 13:25:55 +03:00
Lior Halphon
f1ec42d4ba H/GDMA was 4 times faster than it should have been. Made it also more accurate. Fixes #56 2018-04-13 14:41:39 +03:00
orbea
10dc12c502 Core: Fix libretro builds 2018-04-11 14:21:46 -07:00
Lior Halphon
89094950f8 Correct emulation of mapping both button sets. Fixes #60 2018-04-07 16:45:31 +03:00
Lior Halphon
5be2b3db29 It appears that OAM DMA blocks PPU access to OAM 2018-04-07 13:59:36 +03:00
Lior Halphon
0725b008be Further simplifications 2018-04-07 13:02:53 +03:00
Lior Halphon
097b768127 Update comments 2018-04-07 03:36:47 +03:00
Lior Halphon
9ce028056a Cleanup 2018-04-07 03:26:10 +03:00
Lior Halphon
fed2556fc3 More reasonable implementation of sprite timings 2018-04-07 03:00:26 +03:00
Lior Halphon
0751eae90b Moved the fetcher state machine to another function 2018-04-06 19:29:49 +03:00
Lior Halphon
0461fb5b2a Simplified FIFO logic 2018-04-06 19:11:48 +03:00
Lior Halphon
cb01259073 Fixed #61 2018-04-06 11:37:49 +03:00
Lior Halphon
0c86ff1ee4 More CGB revision quirks 2018-04-06 04:00:37 +03:00
Lior Halphon
a6ed2029b7 New information about PPU changes between CGB-B and CGB-E 2018-04-06 03:19:47 +03:00
Lior Halphon
cc95c89d3c Surprise! The CGB has a 16-bit VRAM data bus 2018-04-05 16:15:51 +03:00
Lior Halphon
9aadc80f75 Implemented some obscure PPU rendering quirks, verified some timings 2018-04-05 15:33:21 +03:00
Lior Halphon
d785e45308 More accurate emulation of LCDC.0 2018-04-05 12:27:01 +03:00
Lior Halphon
d8e0683c35 Fixed a bug where skipping a sprite by modifying LCDC flags mid-scanline will disable sprites for the rest of the scalene. 2018-04-05 00:51:37 +03:00
Lior Halphon
5d63892949 T-cycle accurate timing of the extra OAM interrupt. Fixes vblank_stat_intr-GS, related to #54 2018-04-03 01:43:24 +03:00
Lior Halphon
ba07e7ba85 Fixed a bug where 0:$dxxx reads/writes from the wrong bank in CGB mode. Made sure symbols are reset after reloading a sym file. 2018-04-02 19:57:39 +03:00
Lior Halphon
e163026ca9 The STAT bug does not occur during the glitched mode 0 2018-04-02 01:05:32 +03:00
Lior Halphon
9339a6027f Slight refinement to the last fix 2018-04-01 22:20:26 +03:00
Lior Halphon
ec64c041ab The OAM interrupt is internally implemented differently from the other 3. Fixed the stat_write_if tests, relates to #54 2018-04-01 21:45:56 +03:00
Lior Halphon
0d0d9ccdae Fixed a timer regression, fixes timer_if in DMG mode. Relates to #54 2018-03-31 15:52:31 +03:00
Lior Halphon
73dc3560a5 Mode 0 interrupts do not occur in the glitched mode 0 of the first line 0. The extra OAM interrupt bug also affects DMG. 2018-03-31 13:18:02 +03:00
Lior Halphon
0a2d6e6dcb Fixed DMG timing regression 2018-03-31 12:21:34 +03:00
Lior Halphon
9811dceca1 Emulate another OAM timing quirk; a sprite at x = 0 has extra penalty if SCX is not 0. Fixes intr_2_mode0_timing_sprites_scx*_nops, affects #54 2018-03-30 17:06:27 +03:00
Lior Halphon
2c44ffbe39 More accurate fetcher penalty emulation, fixed intr_2_mode0_timing_sprites_nops, affects #54 2018-03-30 02:53:49 +03:00
Lior Halphon
c7ca786e77 Attempt to fix building using MINGW. Affects #55 2018-03-29 21:27:19 +03:00
Lior Halphon
a9fbbd3894 Merge branch 'master' of https://github.com/LIJI32/SameBoy 2018-03-29 21:07:04 +03:00
Lior Halphon
e380a00b67 Fixed another timing regression with the CB opcodes 2018-03-29 21:06:53 +03:00
Kyle Swanson
7ffe132e79 fix typo 2018-03-28 21:38:48 -07:00
Kyle Swanson
7bfe5de9c7 chmod -x 2018-03-28 21:37:34 -07:00
Lior Halphon
96063fb0da Fixed Windows build, added Unicode support in Windows. 2018-03-28 21:59:27 +03:00
Lior Halphon
4cf78139a8 Fixed a bug where SameBoy freezes for a while after leaving turbo mode 2018-03-27 23:33:31 +03:00
Lior Halphon
0e3d2770d9 Properly handle cases where an object’s X position is modified between the OAM mode and rendering mode 2018-03-27 22:13:08 +03:00
Lior Halphon
0912a30bb9 Fixed a regression in dmg_sound-2 2018-03-27 21:04:55 +03:00
Lior Halphon
f5493e023d Fixed a timing regression in the CB opcodes 2018-03-27 20:21:24 +03:00
Lior Halphon
7671648fca Simplified a function 2018-03-27 19:06:36 +03:00
Lior Halphon
7543461c24 Increasing PC in OAM triggers the OAM bug 2018-03-27 16:36:39 +03:00
Lior Halphon
4cbade9a88 Function name change 2018-03-27 15:55:12 +03:00
Lior Halphon
4986930511 Mostly complete emulation of the OAM bug. Passes oam_bug-2. 2018-03-27 15:46:00 +03:00
Lior Halphon
9093f22293 More accurate emulation of the OAM bug 2018-03-24 14:46:51 +03:00
Lior Halphon
5cb74fb684 Bugfix: turning the PPU off during OAM mode made the OAM bug persist while the LCD is off 2018-03-24 02:58:37 +03:00
Lior Halphon
d343152fca Basic emulation of the OAM bug 2018-03-24 00:32:19 +03:00
Lior Halphon
f8c6b9e7a0 Fixed the lcd command 2018-03-23 21:26:49 +03:00
Lior Halphon
4e3928df81 Turns out the behavior differs between DMG and CGB – in DMG mode, the objects enabled bit is checked before halting the FIFOs, meaning that disabled sprites do not affect Mode 3’s length on the DMG. 2018-03-23 20:01:27 +03:00
Lior Halphon
48a8db233d Refinement to the last fix 2018-03-23 19:54:11 +03:00
Lior Halphon
e9eeace995 The object enabled bit is checked only when popping from the object FIFO. Objects affect timing even when disabled. 2018-03-23 19:50:19 +03:00
Lior Halphon
04bfc89816 Cycle accurate OAM search mode 2018-03-23 19:07:14 +03:00
Lior Halphon
c11af7ea26 Fix CGB timings 2018-03-23 12:58:51 +03:00
Lior Halphon
3e5e17d1a3 Fixed CB [hl] opcodes timings 2018-03-23 12:35:37 +03:00
Lior Halphon
18e32d1755 Merge branch 'master' into timing 
# Conflicts:
#	Core/gb.c
 2018-03-22 22:37:35 +02:00
Lior Halphon
577e23925b Fixed sources-dmgABCXmgbS 2018-03-22 20:09:01 +02:00
Lior Halphon
e9f243a913 Fix sprite priority 2018-03-21 00:02:35 +02:00
Lior Halphon
cb33a5b25a Fix Aevilla 2018-03-20 20:08:29 +02:00
Lior Halphon
3883b7d86a Merge branch 'master' into timing 
# Conflicts:
#	Core/display.c
#	Core/z80_cpu.c
 2018-03-19 23:46:33 +02:00
Lior Halphon
b50c97f4a7 Prevent starting HDMA in the middle of an instruction, making both the CPU and DMA access memory at the same time. Closes #47 2018-03-19 20:01:31 +02:00
Lior Halphon
202eb2b5cc Fix stat_lyc_onoff 2018-03-18 20:32:19 +02:00
Lior Halphon
80b1275e07 Fix stat_lyc_onoff 2018-03-18 20:08:45 +02:00
Lior Halphon
0dc30f081a CGB halt interrupt timing 2018-03-17 23:21:14 +02:00
Lior Halphon
12ae5745db While fixing some rendering issues, this change was incorrect. 2018-03-17 21:04:48 +02:00
Lior Halphon
269bac4626 More CGB fixes 2018-03-17 20:34:55 +02:00
Lior Halphon
21b75494a2 More CGB fixes (currently on DMG-mode CGB is verified). Halt interrupt timing isn’t correct yet. 2018-03-11 00:17:57 +02:00
Lior Halphon
15b6c48d7c Fixed vblank_stat_intr-C 2018-03-10 15:52:22 +02:00
Lior Halphon
c267ad00b5 Goodbye 2018-03-09 23:34:23 +02:00
Lior Halphon
e8b107efdb In double speed mode, there are no quirks where IF and STAT don’t update together 2018-03-09 23:31:49 +02:00
Lior Halphon
cb6bb0590e Starting to fix CGB timing quirks 2018-03-09 21:11:35 +02:00
Lior Halphon
9083e883fe CGB BG rendering 2018-03-09 18:52:36 +02:00
Lior Halphon
a32f232bb1 Fixed OAM-window priority glitch, fixed OAM glitch in Prehistoric Man 2018-03-09 17:10:19 +02:00
Lior Halphon
1149c266cf More regression fixes, actually fix Pinball Deluxe this time 2018-03-08 23:22:03 +02:00
Lior Halphon
544ca2be4c Changing the timings of memory writes so they’re not effectively one T-cycle late. This screws up APU’s cycle accuracy for now. 2018-03-05 21:17:37 +02:00
Lior Halphon
88a11b891f Object rendering 2018-03-04 23:27:31 +02:00
Lior Halphon
3d1c8b50c4 OAM search and OAM timing in mode 3 2018-03-04 22:21:56 +02:00
Lior Halphon
476133abd0 The scrolled y value is cached and not recalculated 2018-03-03 20:51:38 +02:00
Lior Halphon
518746f664 fixed rendering off by one 2018-03-03 19:52:48 +02:00
Lior Halphon
496c5589e6 Added window support 2018-03-03 19:36:21 +02:00
Lior Halphon
5ea33cc931 Cleanup 2018-03-03 19:05:29 +02:00
Lior Halphon
b08f02c4f3 Rewriting the PPU rendering: T-cycle accurate background rendering. DMG only, CGB completely broken 2018-03-03 15:47:36 +02:00
Lior Halphon
a67db0595b Fixed window behavior 2018-03-01 22:03:56 +02:00
Lior Halphon
b702d56547 Merge branch 'master' into timing 
# Conflicts:
#	Core/display.c
#	Core/z80_cpu.c
 2018-03-01 21:22:33 +02:00
Lior Halphon
94c6dbd281 Fixed ‘call’ instruction not being properly symbolicated. Closes #37 2018-03-01 21:12:37 +02:00
Lior Halphon
7248403be7 Fixed several DMG regressions, fixes Pinball Deluxe again 2018-03-01 00:12:04 +02:00
Lior Halphon
fb03479a1f Added 16-bit dereferencing operator ({address}) to the debugger. Closes #38 2018-02-28 19:39:22 +02:00
Lior Halphon
b02e40d5a2 Refinement to that last fix 2018-02-25 23:23:55 +02:00
Lior Halphon
90a943d05a Emulate an HDMA quirk required to properly emulate Aevilia 2018-02-25 22:32:41 +02:00
Lior Halphon
ef670986c6 Rewrote PPU (currently only emulates DMG correctly) to use the new timing mechanism. Removed “future interrupts” (No longer required because SameBoy is now T-cycle based) 2018-02-25 00:48:45 +02:00
Lior Halphon
42ab746a66 Starting to remove the delayed interrupts hack – done for timer interrupt, broken for display interrupts 2018-02-23 15:33:44 +02:00
Lior Halphon
c48097a484 Convert div counter to the SM mechanism 2018-02-23 13:16:05 +02:00
Lior Halphon
5974092c94 Bugfix 2018-02-20 23:04:35 +02:00
Lior Halphon
56eac9f875 Removed some dead code from display.c 2018-02-20 21:23:27 +02:00
Lior Halphon
9802ca41dd Components not affected by CGB’s double speed mode now operate in 8MHz mode to theoretically make advance_cycles(gb, 1) safe. 2018-02-20 21:17:12 +02:00
Lior Halphon
f79af39ea2 More accurate emulation of the APU’s analog characteristics 2018-02-16 18:01:50 +02:00
Lior Halphon
fc35111ae7 Corrected the emulated DAC’s range 2018-02-16 01:26:37 +02:00
Lior Halphon
0c231db9e7 This is probably not correct (and makes no sense from an hardware design perspective), but this correctly emulates my analog test cases and fixes the pops introduced by the last commit. 2018-02-13 23:13:15 +02:00
Lior Halphon
bfb37884e1 Inactive channels are not equivalent to channels with 0 volume. 2018-02-11 22:50:15 +02:00
Lior Halphon
afcc66fb3c Added CPU under/over-clocking support in Core, add under-clocking hotkey in the Cocoa port, allow modifier keys to be configured as input keys in Cocoa. 2018-02-10 23:30:30 +02:00
Lior Halphon
0cbbaac490 Updated incorrect comment after verification 2018-02-10 19:50:42 +02:00
Lior Halphon
81f808e184 Refinements for the Wii U port 2018-02-10 15:02:22 +02:00
Lior Halphon
00c67f8842 Merge commit '217e9787bd640cbd1b8250e31c0064331ddc302f' 2018-02-10 14:49:57 +02:00
Lior Halphon
1c61b006ba Added rewinding support to the core and the Cocoa frontend 2018-02-10 14:42:14 +02:00
radius
217e9787bd change MAX_CH_AMP on WiiU 2018-02-07 15:28:30 -05:00
Lior Halphon
95234036bb Added return value to GB_run API. 2018-01-31 15:18:04 +02:00