Max/SameBoy
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419 Commits

Author SHA1 Message Date
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
Lior Halphon
09dd47c6de Fixed unintentional delay in NR50 and NR51’s effects 2018-01-19 19:56:39 +02:00
Lior Halphon
37906bcd1f Fixed sound pops in Super Mario Land 2. 2018-01-19 00:47:46 +02:00
Lior Halphon
0a76881eb6 Correctly emulating NRx4 effects on the sound envelop of the previously playing sound. Closes #19 2018-01-06 12:37:45 +02:00
Lior Halphon
a20e8a8220 Fixed bug in NR42 write that also caused memory corruption 2018-01-06 12:17:06 +02:00
Lior Halphon
a1af4c59ca Fixed NR51 volume levels (They’re 1-8, not 0-7) 2018-01-06 11:58:49 +02:00
Lior Halphon
2205493862 Bug fixes in the SDL port 2017-12-30 17:07:05 +02:00
Lior Halphon
d3a2e49d38 Merge branch 'sdl_gui' into libretro_core 
# Conflicts:
#	Makefile
#	SDL/main.c
 2017-12-29 13:12:12 +02:00
Lior Halphon
61f9dbd95d Use SDL’s key mapping when available 2017-12-28 20:22:54 +02:00
Lior Halphon
dc59fdf40e Highpass filter in SDL 2017-12-23 22:11:53 +02:00
Lior Halphon
f0e772ca97 Fixed: Loading states in DMG mode results in a black screen 2017-12-22 21:58:31 +02:00
Lior Halphon
19c382c9e0 Fixed ei_sequence test 2017-12-03 21:07:34 +02:00
Lior Halphon
4b69331321 Merge branch 'master' into libretro_core 2017-10-16 20:49:33 +03:00
Lior Halphon
e71154b7e0 Fixed set_color_correction breaking DMG’s palette 2017-10-16 20:48:39 +03:00
Lior Halphon
6c97bb9052 Accidentally reversed ifdef condition 2017-10-13 17:28:32 +03:00
Lior Halphon
27b5718b07 Merge branch 'master' into libretro_core 2017-10-12 22:50:02 +03:00
Lior Halphon
a753e00b59 Added direct_access interface to interrupt_enable/IE register 2017-10-12 22:49:39 +03:00
Lior Halphon
40e4f93637 Replaced libretro specific code with a generic API 2017-10-12 22:06:01 +03:00
Lior Halphon
6b71d1d477 “Baked” boot ROM is now auto-generated. 2017-10-12 21:52:51 +03:00
Lior Halphon
441781cbe9 Libretro .o files are now in the build/obj folder and are suffixed with _libretro (since they have different compilation flags). This also lets us rename gbmemory.c/h back to its original name. 2017-10-12 19:42:30 +03:00
Lior Halphon
7c0ad24175 Added compilation flag to disable timekeeping for frontends that handle fps keeping on their own 2017-10-12 19:24:12 +03:00
Lior Halphon
a50aa2486b Removed input callbacks when no debugger is included 2017-10-12 19:16:33 +03:00
Lior Halphon
dcadfc37f4 Changed the way HAVE_DEBUGGER works and renamed it (so it’s on by default) to DISABLE_DEBUGGER. Fixes build break. 2017-10-12 19:05:27 +03:00
Lior Halphon
9615ca6fa6 Merge pull request #14 from libretro/master 
libretro core
 2017-10-12 18:29:26 +03:00
Lior Halphon
65dd02cc52 Added 3 color correction profiles, added color correction setting to Cocoa GUI, improved cross-platform and cross-frontend save-state compatibility 2017-10-12 17:22:22 +03:00
radius
8d691563c7 include unistd 2017-10-09 19:53:07 -05:00
radius
18b376ac5f Updates: 
-fix input descriptors
-implement savestates
-implement sram interface
 2017-10-09 14:21:32 -05:00
twinaphex
a7db98c22e Memory needs to be uniquely named for Android 2017-10-09 11:36:55 -05:00
twinaphex
b02aeab022 We don't need stdin 2017-10-09 11:36:54 -05:00
twinaphex
09f4edda57 Comment out debugger code - add HAVE_DEBUGGER ifdef 2017-10-09 11:36:53 -05:00
twinaphex
aeea20ae9d Comment out nsleep 2017-10-09 11:36:53 -05:00
twinaphex
9f5b746e0b Fix compiler error 2017-10-09 11:36:53 -05:00
radius
765a072c73 this fixes fast forwarding but probably has to change to a proper fix 2017-10-09 11:36:24 -05:00
twinaphex
33a9c54842 Correct memset lines 2017-10-09 11:36:23 -05:00
twinaphex
d433cdf260 Add baked-in generated BIOS files 2017-10-09 11:36:23 -05:00
Lior Halphon
c1f27d7b27 Spacing 2017-10-02 22:59:03 +03:00
Lior Halphon
d9b0576351 Emulation of NRX2-write glitches. Fixes Prehistorik Man audio. 2017-10-02 22:56:24 +03:00
Lior Halphon
78446f0ed4 Fixed several memory leaks (mostly in Cocoa port debugging utils) 2017-09-27 22:09:26 +03:00
Lior Halphon
7a41a9b417 Refined OAM interrupt timing. Fixes Pinball Deluxe in DMG mode; closes #1. 2017-09-23 21:08:05 +03:00
Lior Halphon
1804a5c8e6 Updated save struct version 2017-09-23 00:25:21 +03:00
Lior Halphon
67f1566b5e Minor refinement to sweep 2017-09-23 00:23:02 +03:00
Lior Halphon
e0a6edac35 Setting sweep period to 0 cancels pending calculate event 2017-09-22 14:53:24 +03:00
Lior Halphon
2ffce49e16 Minor bugfixes related to sweeping 2017-09-22 14:39:39 +03:00
Lior Halphon
75db33559a Current sample index (Channel 1 and 2) is only reset after turning the APU off 2017-09-22 02:25:06 +03:00
Lior Halphon
8f4cd5c412 Corrected behavior for channel 1 and 2 restart 2017-09-22 02:04:29 +03:00
Lior Halphon
882b141478 Fixed dmg_sound-1 2017-09-21 18:32:21 +03:00
Lior Halphon
2ca550273a Fixed dmg_sound-5 2017-09-21 18:18:10 +03:00
Lior Halphon
d3c15ef6ca Fixing APU bugs, one at a time: Blargg’s dmg_sound 8.2 2017-09-21 14:52:09 +03:00
Lior Halphon
02ac609f3c Merge branch 'master' into new_apu 2017-09-20 16:16:05 +03:00
Lior Halphon
be038dc8e7 Refinement to the last fix 2017-09-20 03:08:54 +03:00
Lior Halphon
57e7782ac4 Interrupt servicing is now more accurate. Fixes mooneye-gb’s ie_push (all models) and Pinball Deluxe (!!!) for CGB mode 2017-09-20 02:49:45 +03:00
Lior Halphon
09b7e2fff4 Fixed a bug in scx_delay’s calculation 2017-09-11 23:56:35 +03:00
Lior Halphon
b9bdd6c49c Merge branch 'master' into new_apu 2017-09-10 02:33:40 +03:00
Lior Halphon
14f267b4fa Another whoops 2017-09-09 19:31:05 +03:00
Lior Halphon
02841ddde6 Whoops 2017-09-09 16:55:55 +03:00
Lior Halphon
026baddbab Implemented delayed/future interrupts for DMG hblank interrupt. Restores vblank_stat_intr-GS support. 2017-09-09 13:45:01 +03:00
Lior Halphon
1e90400916 Reimplemented delayed/future interrupts, currently correct only for CGB. 2017-09-09 13:32:12 +03:00
Lior Halphon
742c9e95d3 Updated previous timing improvements to correctly implement double speed behavior 2017-09-08 23:46:38 +03:00
Lior Halphon
e5d354e896 Refined SCX’s effects on PPU timing 2017-09-08 23:02:24 +03:00
Lior Halphon
0f1fa3176f Refinements to LCD timing (breaks vblank_stat_intr-GS for now) 2017-09-08 12:59:57 +03:00
Lior Halphon
0f643e01b7 Removing the delayed interrupt mechanism, research is not complete enough for implementation 2017-09-08 12:58:35 +03:00
Lior Halphon
ba0e66a5b7 Merge branch 'master' into new_apu 2017-09-04 18:41:13 +03:00
Lior Halphon
72d26c7046 Fixed obscure timer behavior, fixed regression in rapid_toggle.gb. 2017-09-04 18:40:43 +03:00
Lior Halphon
9bde98dede SCY latching is now correctly emulated, rendering mode timing refined. 2017-09-04 15:45:18 +03:00
Lior Halphon
a1a13c61bf On CGB, the VBlank and STAT interrupts are “delayed” by one T-cycle (relative to IF) since they’re not aligned to a T-Cycle 2017-09-03 00:41:52 +03:00
Lior Halphon
0532d2a159 A test ROM I wrote seems to contradicts some of AntonioND’s findings regrading PPU timing in CGB mode. CGB mode now behaves like DMG mode until I figure out what caused the difference. 2017-09-02 23:51:02 +03:00
Lior Halphon
9b490396bb Fixed timing when turning the LCD display on during double speed mode 2017-09-02 23:26:45 +03:00
Lior Halphon
54eb51d8db Refined timer interrupt timing 2017-09-02 22:08:20 +03:00
Lior Halphon
e7d5cdbb42 Merge branch 'master' into new_apu 2017-08-20 01:37:33 +03:00
Lior Halphon
cbbaf2ee84 Refined Window behavior once more, Fixes #12 (While not breaking Donkey Kong or 007) 2017-08-20 01:34:12 +03:00
Lior Halphon
62878fdc7a More accurate div-event handling 2017-08-15 22:27:15 +03:00
Lior Halphon
8d011ca4b9 Accuracy improvements (Sweep) 2017-08-15 22:05:20 +03:00
Lior Halphon
d04aaddcbd Added highpass filter 2017-08-15 21:59:11 +03:00
Lior Halphon
ca59aca4a6 Fixed a bug where writing to NR52 affected channels 1 and 2’s duty pattern in DMG mode. Fixed NR43 being written to NR44 as well. 2017-08-13 20:26:35 +03:00
Lior Halphon
36943866e2 Better click prevention 2017-08-12 23:35:18 +03:00
Lior Halphon
d43daed6a6 Merge branch 'master' into new_apu 2017-08-12 21:43:09 +03:00
Lior Halphon
7df4e56454 KEY1 is only writable in CGB mode; screen should be black is LCD is on while in stop mode. 2017-08-12 21:42:47 +03:00
Lior Halphon
dba7370d6d Turns out APU signal is inverted. This fixes Perfect Dark’s audio. 2017-08-12 20:47:55 +03:00
Lior Halphon
688991f57f The volume envelopes and length controls are handled in different phases of the div-divider 2017-08-12 20:17:20 +03:00
Lior Halphon
4b8be255ce Fixed some channel 4 delays, documented a not currently emulated timing quirk. 2017-08-12 19:50:39 +03:00
Lior Halphon
066efab985 In DMG mode, the length registers are not affected by turning the APU on and off. Why? Why not! 2017-08-11 22:23:03 +03:00
Lior Halphon
0e22ad8eb1 Noise channel support 2017-08-11 17:57:08 +03:00
Lior Halphon
1a8bcd314d Accuracy improvements to sweeping (Still not complete though, more research needed) 2017-08-10 19:42:23 +03:00
Lior Halphon
ab5611119a Accuracy improvements, especially to the length control 2017-08-02 21:14:23 +03:00
Lior Halphon
d65c2247e5 Added channel 1 and 2, fixed accuracy issues with channel 3 2017-07-27 23:11:33 +03:00
Lior Halphon
2936f7fa57 Fixed channel 3 counter behavior, verified with new tests. The DIV register ticks the APU at 512Hz. 2017-07-22 19:51:11 +03:00
Lior Halphon
a19ee1e5e0 2MHz audio downscaling support. Implemented NR50 and NR51. 2017-07-21 23:17:48 +03:00
Lior Halphon
baccf336d7 Complete rewrite of the APU. Channel 3 is complete and passes all the relevant tests from blargg’s suite, as well as PCM34-based tests. Actual sound output is basic and limited, though. 2017-07-21 19:06:55 +03:00
nattthebear
eb7492c6c6 Fix undefined behavior (sequence point modification). GCC 4.6.4 compiles the code incorrectly without this fix. 2017-07-16 21:08:07 -04:00
Lior Halphon
c4ccbd5cce Improved serial interrupt timing, fixes boot_sclk_align. 2017-06-23 17:58:04 +03:00
Lior Halphon
c59272d46d Misc minor fixes, fixes several Mooneye-GB tests 2017-06-21 20:39:23 +03:00
Lior Halphon
efbc385417 Forgot to amend the last commit, it was broken. 2017-06-21 01:07:11 +03:00
Lior Halphon
aefca34b39 Improved MBC1 emulation. Fixed incorrect error messages. 2017-06-19 19:46:09 +03:00
Lior Halphon
abf7efcc5a Fixed lcdon_write_timing. 2017-06-18 21:27:07 +03:00
Lior Halphon
86c9f9d89d Updated SameBoy to pass Mooneye-GB’s lcdon_timing test (on a DMG), as well as refined related CBG behaviors. 2017-06-17 22:17:58 +03:00
Lior Halphon
babcc0a7dc Added API to load/save states from RAM 2017-06-14 00:23:34 +03:00
Lior Halphon
144d0348dd Loading a save state creating during the effect of the previous MBC RAM bug will now attempt to fix the (broken) save state. 2017-06-08 23:26:04 +03:00
Lior Halphon
c650337928 Fixed a bug where MBC RAM was no longer accessible after using the GB_reset functions 2017-06-08 22:48:23 +03:00
Lior Halphon
a9475fbdf4 Refined the behavior of the last fix on a DMG. 2017-06-03 20:06:52 +03:00
Lior Halphon
65b0dcb2c5 Fixed a bug where SameBoy freeze for a moment after leaving turbo mode 2017-06-03 17:02:12 +03:00
Lior Halphon
d72807dd67 Implemented LCD first-frame-skip behavior, fixes a visual glitch in Pokémon Pinball 2017-06-03 16:42:42 +03:00
Lior Halphon
48acc09e91 Fixed the first item in the backtrace command 2017-06-03 16:19:39 +03:00
Lior Halphon
22ee6f6ca2 Fixed incorrect calculation in rendering timing. Fixes some of the issues in Prehistorik Man (and doesn’t break GBVideoPlayer) 2017-05-31 23:58:14 +03:00
Lior Halphon
9b89d76b3b Todo cleanup 2017-05-27 17:30:12 +03:00
Lior Halphon
096bd8ba94 Merge branch 'sdl2' 2017-05-27 12:30:25 +03:00
Lior Halphon
a01ea29cf1 The first entry in the backtrace command is now in the same format as the rest 2017-05-26 20:21:39 +03:00
Lior Halphon
7d88ee00cc Added side view to Cocoa debugger 2017-05-26 20:16:19 +03:00
Lior Halphon
ece1a11a23 SDL port: GUI-based error reporting, added help dialog (? on macOS, F1 on everything else) 2017-05-25 23:28:48 +03:00
Lior Halphon
4d5dc6a30e Cleanup 2017-05-24 21:44:43 +03:00
Lior Halphon
bef89c6604 Upgraded Sameboy-SDL to SDL2, fixed Windows build, fixed save states in SDL, added reset and mute to SDL. The SDL port now renders via OpenGL. 2017-05-21 21:45:19 +03:00
Lior Halphon
6dd24e0733 Fixed hung note issue. Closes #7 2017-05-13 17:04:05 +03:00
Lior Halphon
86332d0311 Modifying WX and WY outside of VBlank is now more accurate, but still requires more research. Closes #6. 2017-05-12 19:33:42 +03:00
Lior Halphon
00623d4eea - Added audio supersampling support to greatly improve audio quality. 
- Fixed a bug where low sampling rate or disabled sound resulted in wrong APU behavior.
- Added API to get the current number of pending samples.
- This change broke save state compatibility with v0.8 and older
Closes #8.
 2017-05-12 17:11:55 +03:00
Lior Halphon
b858f17425 Added the GB_run_frame API; closes #5. 2017-04-25 00:19:10 +03:00
Lior Halphon
22d3510dde Added LCD command to the debugger 2017-04-22 14:55:17 +03:00
Lior Halphon
c766704267 More accurate FPS capping that tracks time correctly even when the screen is off. Should also support restarting the LCD during blank to increase FPS to 63. 2017-04-21 16:00:53 +03:00
Lior Halphon
fb55c35f87 New APIs, Document.m no longer requires GB_INTERNAL, fixed a bug where the sprite viewer showed incorrect sprites for some CGB exclusive games. 2017-04-19 23:26:39 +03:00
Lior Halphon
3feaeb153e New turbo related APIs, Quick Look no longer requires GB_INTERNAL 2017-04-19 21:55:58 +03:00
Lior Halphon
a925ef130d Stabilizing API: New joypad, debugger and reset APIs; internal APIs and direct struct access are no longer available without defining GB_INTERNAL. The SDL port uses the new “public” APIs, as well as most of the non-debug Cocoa code. 2017-04-17 20:16:17 +03:00
Lior Halphon
0b1e2784cd Fixed saves and save states not working correctly on Windows 2017-03-24 14:39:39 +03:00