ShuriZma
/
SameBoy
mirror of https://github.com/LIJI32/SameBoy.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity
2,676 Commits 15 Branches 61 Tags 21 MiB
Commit Graph

1243 Commits

Author SHA1 Message Date
Lior Halphon 237e127b36 Add a comment 2023-04-11 12:37:13 +03:00
Lior Halphon 4421dedbb9 One last attempt 2023-04-11 12:33:10 +03:00
Lior Halphon 479c16e698 Try a better hint 2023-04-11 12:30:05 +03:00
Lior Halphon aaba172c02 This might hint GCC 9 and make it suck less 2023-04-11 12:23:50 +03:00
Lior Halphon 5b37d3c402 Add a debugger reset command, with a frontend-handled reload option. Closes #537 2023-04-11 12:02:32 +03:00
Lior Halphon 7ac920d2be Double speed STAT conflicts 2023-03-05 00:32:24 +02:00
Lior Halphon 502f64e6d7 Remove some old TODOs 2023-03-04 20:34:41 +02:00
Lior Halphon e48eb3515d More double speed write conflict updates 2023-02-28 01:00:57 +02:00
Lior Halphon cc4baa1d28 LCDC write conflict emulation in double speed mode 2023-02-25 17:28:48 +02:00
Lior Halphon f145f05f15 Timing adjustments to object line address calculation 2023-02-19 00:32:16 +02:00
Lior Halphon 29e920697a Object aborts are DMG only, commit 34cf0f5 accidentally made them happen on CGB 2023-02-18 22:31:29 +02:00
Lior Halphon 22afa576c2 Fix incorrect timing adjustment on LCDC object abort 2023-02-18 20:42:23 +02:00
Lior Halphon ef8f3aff66 A bit more correct 2023-02-11 21:56:03 +02:00
Lior Halphon 8dd5e6d9b8 Improved emulation of joypad switching delay 2023-02-11 20:21:24 +02:00
Lior Halphon 4f8b081f82 SDL cheats 2023-02-09 20:49:01 +02:00
Lior Halphon f79f18704d Improved cheats API, fixed incorrect GameShark imports 2023-02-09 19:49:40 +02:00
Lior Halphon e1be593a65 Expose and use the built-in accessory type enum 2023-02-05 22:59:26 +02:00
Lior Halphon 30e2a7b7e4 Add thread safety assertions in debug 2023-02-05 19:51:11 +02:00
Lior Halphon c8b3b080a8 Remove debugging code 2023-02-04 12:49:46 +02:00
Lior Halphon 830f2ddc38 Break save state compatibility. Windows save states should now work with non-Windows save states again. 2023-02-04 02:13:01 +02:00
Lior Halphon 65a646f050 Expose an API to reset the rewind buffer, explicitly reset on ROM changes 2023-02-02 00:18:01 +02:00
Lior Halphon 4c8f364ad7 Force the rewind buffer to reset after the save state size changes 2023-02-02 00:06:22 +02:00
Lior Halphon c36c7126f8 Hack to not break save state compatibility 2023-02-01 23:47:25 +02:00
Lior Halphon 7f3b3879a0 Fix ROM size rounding when loading from buffer, make size rounding a function 2023-02-01 22:07:16 +02:00
Lior Halphon d5ff93af3b Emulate GB printer timer, letting one emulate the mini game in Hello Kitty Pocket Camera. Closes #290 2023-01-30 22:42:03 +02:00
Lior Halphon c06e320b95 Fix the camera using the wrong aspect ratio on some Macs. Fix a bug that caused artifacts on the right and bottom edges of the camera image. 2023-01-29 23:19:26 +02:00
Lior Halphon b032b89457 Banked breakpoints should not affect the boot ROM 2023-01-29 12:41:32 +02:00
Lior Halphon b2bbd9cfdc Camera emulation 2023-01-27 14:41:12 +02:00
Lior Halphon 1cc131227c Fix mathematical error in temperature_tint 2023-01-21 01:25:51 +02:00
Lior Halphon 0549dc702c Add an API to get the model from the state file 2023-01-15 19:15:45 +02:00
Lior Halphon d9bf739f52 Remove auto-generated comments 2023-01-12 23:19:24 +02:00
Lior Halphon aa8b7b0c03 Improved emulation of envelope locking, fixes #522 2023-01-10 01:19:07 +02:00
Lior Halphon 88e64fadda More accurate and customizable timings 2023-01-06 19:06:22 +02:00
Lior Halphon c92a2c2131 Writes affect the data bus too 2023-01-06 18:46:58 +02:00
Lior Halphon 7a390414ff Improved accuracy of open bus behavior, merged with the HDMA open bus logic (it's the same bus) 2023-01-06 12:51:36 +02:00
Lior Halphon 0e6803aaa9 Add comment 2023-01-02 00:53:51 +02:00
Lior Halphon bd6843444f Emulate cart open bus behavior. Fixes #516 2023-01-01 22:59:16 +02:00
Lior Halphon 1247d00cbb Minor cosmetic change 2022-12-30 17:32:36 +02:00
Lior Halphon 0d1f686d68 Farewell, manual line breaks 2022-10-22 18:20:05 +03:00
Lior Halphon 87a2b0c842 Give ticks an optional "keep" argument 2022-10-22 17:37:25 +03:00
Lior Halphon 5d5ff1702e Add quick reset API (Closes #506) 2022-10-17 18:52:02 +03:00
Lior Halphon 9b202c670e Was technically implementation defined 2022-10-17 14:34:55 +03:00
Lior Halphon 4180348567 Fix issues where finish and next did not behave as expected 2022-10-17 14:27:11 +03:00
Lior Halphon eef8b8448c That wasn't dead code, just another glitch. Fixes m3_wx_4_change_sprites 2022-10-16 23:57:19 +03:00
Lior Halphon ac9e36bc1a Fix assertion regression, fix window pixel insertion glitch regression, remove dead code. Closes #504 2022-10-16 18:19:43 +03:00
Lior Halphon e49527eff8 Shifter and fetcher information in the debugger 2022-10-16 16:04:30 +03:00
Lior Halphon ec6612d445 Fix DMA restart regression 2022-10-15 21:31:13 +03:00
Lior Halphon 36cf778232 Update the Cocoa debugger interface with buttons, add an interrupt command 2022-10-01 16:07:06 +03:00
Lior Halphon 98e986b48b Oopsie 2022-09-18 13:30:36 +03:00
Lior Halphon ea40a7be05 Fix DMA regression, fixes #495 2022-09-16 12:20:59 +03:00
Lior Halphon 14c4548325 Allow muting audio channels (Missing: SDL) 2022-09-11 15:53:07 +03:00
Lior Halphon 7917984376 Comments 2022-09-11 15:31:05 +03:00
Lior Halphon c580c44ad3 Constant replacements 2022-09-10 14:55:19 +03:00
Lior Halphon 4f78e4b109 Guide users to use the 'help' command in the debugger, fix apu command line breaks 2022-09-09 15:59:03 +03:00
Lior Halphon c368c77d28 Use names for LCDC bits 2022-08-28 20:31:50 +03:00
Lior Halphon 5194a41d99 Slight improvements to symbol hash performance 2022-08-28 16:48:20 +03:00
Lior Halphon e7de1fccab Support for MBC RAM was broken 2022-08-23 23:35:00 +03:00
Lior Halphon 9fcac76a03 New memory management APIs 2022-08-20 21:45:14 +03:00
Lior Halphon 58750424c7 Fully reset the MBC, for correct ROM switching. Fixes #489 2022-08-20 13:09:08 +03:00
Lior Halphon 9bf7e0b4df More accurate sample repeat glitch, fixes #483 2022-08-14 17:43:28 +03:00
Lior Halphon 95773b9538 Make things const 2022-08-14 01:54:28 +03:00
Lior Halphon 52ab200544 Accurately emulate CGB first frame behavior. Fixes #432, fixes #482 2022-08-09 00:54:31 +03:00
Lior Halphon 779ffe3e1b Fix desaturation 2022-08-03 01:06:34 +03:00
Lior Halphon 7b5846fbaf Build break 2022-07-31 01:16:03 +03:00
Lior Halphon 44618f75c4 Optimize the memory viewer, GB_INTERNAL no longer required 2022-07-31 00:32:40 +03:00
Lior Halphon 3f7bcb9af2 Rename several color correction modes, add a new accurate mode 2022-07-30 13:32:40 +03:00
Lior Halphon 0894c1dcda Avoid rounding errors in color correction, minor optimization 2022-07-29 20:31:27 +03:00
Lior Halphon e0436e33d4 Use gamma correct (and nearly gamma correct) color mixing 2022-07-25 19:55:31 +03:00
Lior Halphon 43e1e85179 Style 2022-07-25 19:11:41 +03:00
Lior Halphon bcfe36897c Color correction improvements 2022-07-24 23:57:29 +03:00
Lior Halphon 0c2772942e Oops 2022-07-24 14:49:58 +03:00
Lior Halphon dbd33684e8 Missed some switches 2022-07-24 14:34:32 +03:00
Lior Halphon 6f9da353bd Add GBP model to the core (disables bouncing) 2022-07-24 14:22:49 +03:00
Lior Halphon 03f4f03661 Rename function 2022-07-24 13:56:33 +03:00
Lior Halphon 4b03cc05c1 Optimization to joypad code 2022-07-24 13:16:19 +03:00
Lior Halphon 0f31c7a1ba Lag minimization bounce optimization 2022-07-24 02:35:46 +03:00
Lior Halphon a524cc3105 Emulate key bouncing 2022-07-23 23:49:11 +03:00
Lior Halphon 33ba353c3a Emulate the JOYP mode switching delay on the DMG 2022-07-23 19:29:23 +03:00
Lior Halphon dd24801507
Merge pull request #476 from CasualPokePlayer/camera_improvements 
Various GB Camera improvements
 2022-07-23 13:24:50 +03:00
Lior Halphon 93c611e9bc
Values must be added to the end of a GB_SECTION for save state compatibility 2022-07-23 13:12:48 +03:00
CasualPokePlayer bb8f973fb4 Implement GB Camera timing (when no webcam is connected), misc camera accuracy improvements, use GB_random instead of rand for noise_seed 2022-07-22 20:15:00 -07:00
Lior Halphon f5f79f88ab Insert the pixel at the correct position 2022-07-23 01:52:33 +03:00
Lior Halphon f75f170448 Proper fix for WX=0 in the window pixel insertion glitch 2022-07-22 19:51:38 +03:00
Lior Halphon 029b7492b6 Fix WX=0 regression 2022-07-22 19:51:20 +03:00
Lior Halphon 537d0e1b25 Fix for WX=1-6 2022-07-22 18:55:48 +03:00
Lior Halphon ee407f07f3 Better describe softbreak 2022-07-22 13:51:56 +03:00
Lior Halphon 1fedb81ab7 Emulate window pixel insertion glitch, fixes Star Trek - 25th Anniversary, closes #278 2022-07-22 00:27:21 +03:00
Lior Halphon 08549c1395 Typo 2022-07-19 02:19:31 +03:00
Lior Halphon 541dbc5db3 One last try 2022-07-19 01:52:38 +03:00
Lior Halphon 110deee6f8 Oops 2022-07-18 23:22:23 +03:00
Lior Halphon 09cbf6a13f Fix GCC C++ warning? #464 2022-07-18 22:19:10 +03:00
Lior Halphon 7071032288 Improved MMM01 emulation, fixes #447 2022-07-02 21:03:26 +03:00
Lior Halphon 1065a40d8f Add rX as symbol aliases to IO_X 2022-07-01 17:40:47 +03:00
Lior Halphon 96d127e160 Remove the SLD command, reorder debugger commands 2022-07-01 16:14:52 +03:00
Lior Halphon 52a4c09855 More accurate PPU/OAM-DMA conflicts, artifacts in "It Came from Planet Zilog" should match hardware now 2022-06-25 20:08:59 +03:00
Lior Halphon 6a24598266 Grammar 2022-06-25 15:55:42 +03:00
Lior Halphon aaf9a76b67 The vblank callback now reports the vblank type 2022-06-25 01:59:51 +03:00
Lior Halphon 58df8144ec Fix audio artifacts in the SGB jingle 2022-06-25 01:44:50 +03:00
Lior Halphon 22f8ab6509 Last fix was wrong, this is correct 2022-06-17 18:17:29 +03:00
Lior Halphon 517f455486 Theorized HDMA behavior proven wrong 2022-06-17 15:58:37 +03:00
Lior Halphon 9b5dc9eca7 Refine TILE_SEL glitch, fixes #445 2022-06-12 21:43:04 +03:00
Lior Halphon 3fbeb61c09 Fix MMM01 RAM size detection (Closes #446) 2022-06-12 21:28:58 +03:00
Lior Halphon 4d90504688 HuC-1 mode is not a thing, fixes Robopon Japanese prototype 2022-06-11 20:57:02 +03:00
Lior Halphon d41c188cfd More accurate Camera MBC emulation 2022-06-11 14:44:06 +03:00
Lior Halphon 4f91b19a94 Added MBC7 BESS support, documented BESS TPP1 2022-06-05 14:09:33 +03:00
Lior Halphon 12891c641b
Merge pull request #453 from remind-me-later/master 
fix rlc_r zero flag
 2022-05-21 22:15:32 +03:00
Ricardo Maurizio Paul c79e67b8cc
fix rlc_r zero flag 2022-05-21 14:45:16 +02:00
Lior Halphon 6055092249 Add audio recording APIs 2022-05-21 02:06:10 +03:00
Lior Halphon 706135113c Fix AGB APU regression 2022-05-19 20:59:48 +03:00
Lior Halphon 8c86cff486 Fix MBC5's initial state 2022-05-14 01:33:45 +03:00
Lior Halphon bb836662dd More accurate emulation of Hblank skip, emulation of Mode 2 skip 2022-05-14 01:14:41 +03:00
Lior Halphon 87fdf91e0c Better debugger output for scrolling adjustment 2022-05-13 00:58:21 +03:00
Lior Halphon 4521bb4767 Fixed and accurate emulation of object at x=0 timings 2022-05-11 02:15:56 +03:00
Lior Halphon a68f749c3a Initial emulation of "SCX banging" to prolong mode 3 2022-05-09 17:15:54 +03:00
Lior Halphon cb73e0b91a Oops, I broke the window 2022-05-09 00:43:49 +03:00
Lior Halphon 6337e3e43a Remove unused 2022-05-07 20:24:28 +03:00
Lior Halphon ac29b4391e Refactor FIFOs 2022-05-07 19:27:25 +03:00
Lior Halphon 69a5ed3396 Fix several potential regressions 2022-05-04 19:30:29 +03:00
Lior Halphon 36e2896ec7 Fix a regression while emulating object size change during fetch 2022-05-04 00:23:55 +03:00
Lior Halphon b2edcc9543 Improve serial accuracy 2022-04-17 23:41:05 +03:00
Lior Halphon b31bd58642 Consistent wording 2022-04-02 00:57:22 +03:00
Lior Halphon 9fe965bcc2 Fix skipped square tick when writing to NR13/23, fixes Telefang start screen audio on CGB-D and E 2022-03-12 15:38:05 +02:00
Lior Halphon b5e271386a Add an optional argument to the APU command 2022-03-12 15:08:15 +02:00
Lior Halphon ef15c9b160 More square zombie step quirks 2022-03-12 14:32:16 +02:00
Lior Halphon ab109da683 Fix several square channel zombie stepping quirks 2022-03-12 00:49:43 +02:00
Lior Halphon 5e119548e9 GDMA during mode 3 writes to both banks, list AGB_E as a future model 2022-03-09 00:32:50 +02:00
Lior Halphon 0925b06555 Add support for Mani carts 2022-03-06 15:54:29 +02:00
Lior Halphon 965e623637 Fix several BESS compatibility issues 2022-03-06 15:53:33 +02:00
Lior Halphon 7350843cca Fix incorrect INFO block on MMM01 BESS states 2022-03-05 23:05:00 +02:00
Lior Halphon c78a003712 MMM01 support 2022-03-05 21:20:42 +02:00
Lior Halphon a621803e82 More compact memory usage for symbol maps, removes the 0x200 bank limit 2022-02-28 23:30:31 +02:00
Lior Halphon 4d74719d56 One day I'll just report that bug to Clang 2022-02-23 20:40:10 +02:00
Lior Halphon f52152b2c9 Fix the Preserve Waveforms setting 2022-02-23 20:34:50 +02:00
Lior Halphon 4c6bc91ded Add missing register 2022-02-14 22:59:05 +02:00
Lior Halphon a4209b47d0 Be consistent with hex casing 2022-02-13 16:58:44 +02:00
Lior Halphon efe31cefc9 More accurate DMA write conflicts 2022-02-13 12:56:16 +02:00
Lior Halphon c730ba767b Not sure where I've got that 0 from 2022-02-07 00:21:45 +02:00
Lior Halphon f8a105e8d0 Stop whining GCC 2022-02-06 14:42:53 +02:00
Lior Halphon 97c758ba75 More accurate internal bus behavior 2022-02-06 13:02:15 +02:00
Lior Halphon 4e27558ac2 Mode 2 OAM open bus behavior 2022-02-05 18:50:33 +02:00
Lior Halphon 850e7bb78c Fixed obscured object indication in the OAM viewer API 2022-02-05 17:44:10 +02:00
Lior Halphon b5eea012cc STAT reads 0 during mode 2 if DMA is active 2022-02-05 17:43:48 +02:00
Lior Halphon 6a8db89ae5 Emulate PPU OAM reads while both DMA and GDMA are active 2022-02-05 14:52:09 +02:00
Lior Halphon 1c6ecc2e14 GDMA/DMA Timing fix 2022-02-05 14:08:56 +02:00
Lior Halphon ba5416ee5b Correct comment 2022-02-04 19:07:47 +02:00
Lior Halphon 320aff1d1e DMA doesn't block GDMA 2022-02-04 13:58:44 +02:00
Lior Halphon 864f0927be Timing confirmed and improved 2022-02-04 13:55:06 +02:00
Lior Halphon 7c5704621a Don't batch during stop mode 2022-02-03 22:34:14 +02:00
Lior Halphon 37ca174f37 OAM DMA/GDMA conflicts 2022-02-03 21:00:37 +02:00
Lior Halphon 76b881c2e1 More accurate HDMA during halt 2022-02-02 23:01:38 +02:00
Lior Halphon 967fdadd7c More accurate IR modeling, fixes Gen 2 Pokémon mystery gifts 2022-02-01 23:23:24 +02:00
Lior Halphon 1a41957b3c LCDOff behavior, basic halt/stop behavior 2022-01-31 01:02:31 +02:00
Lior Halphon ad1f019893 Actually fix overflow behavior 2022-01-30 23:11:29 +02:00
Lior Halphon 941afee3ba Fix overflow behavior 2022-01-30 21:33:33 +02:00
Lior Halphon dbb14d7040 Minor edge case for HDMA instant start 2022-01-30 20:52:34 +02:00
Lior Halphon 44ee6dc73f HDMA timing 2022-01-30 20:09:58 +02:00
Lior Halphon a7f7530eed Preparation for future AGB-0 and B support 2022-01-30 18:11:35 +02:00
Lior Halphon 4bebd2bc33 Correct comment 2022-01-30 17:33:33 +02:00
Lior Halphon 3a2d028efa GDMA/PPU conflicts 2022-01-30 14:38:58 +02:00
Lior Halphon 26656de44f Improvements to GDMA 2022-01-28 23:56:26 +02:00
Lior Halphon 81e2ec08e0 Oops 2022-01-23 22:07:15 +02:00
Lior Halphon aa5a279116 Halt during DMA with objects 2022-01-23 21:05:29 +02:00
Lior Halphon 0ab7bf7749 VRAM conflicts during halt/stop on a CGB 2022-01-22 22:52:34 +02:00
Lior Halphon 196aaaa7ed Conflicts don't happen in the first 6 T-cycles 2022-01-22 16:56:32 +02:00
Lior Halphon 8676a7c7bc Typo 2022-01-22 16:36:22 +02:00
Lior Halphon 582a5588ba Undo is stopped only 2022-01-22 01:11:50 +02:00
Lior Halphon 56b14c67aa Fixed AGB audio regression 2022-01-22 01:11:23 +02:00
Lior Halphon ee03b1e433 Initial halt/stop during DMA support 2022-01-19 01:24:40 +02:00
Lior Halphon cce36f1754 DMA debugger command 2022-01-18 23:42:22 +02:00
Lior Halphon e903333c7e Add TODO 2022-01-17 22:56:13 +02:00
Lior Halphon ab75858c86 DMA/PPU VRAM conflicts on the CGB/AGB 2022-01-17 22:07:24 +02:00
Lior Halphon b45761146f VRAM DMA during mode 3 2022-01-16 13:50:59 +02:00
Lior Halphon 3133687e68 Potential logic bug fixes 2022-01-16 00:50:08 +02:00
Lior Halphon dbe9035c55 Merge branch 'master' of https://github.com/LIJI32/SameBoy 2022-01-16 00:16:12 +02:00
Lior Halphon 5088bd0959 Redundant OR 2022-01-16 00:16:06 +02:00
orbea 7c9ab0fd46 sgb.h: Use GB_INTERNAL to hide internal struct data 
Silences warnings in downstream projects that use a different language standard
when including gb.h.

sgb.h:14:9: warning: anonymous structs are a GNU extension [-Wgnu-anonymous-struct]
        struct {
        ^
sgb.h:14:9: warning: anonymous types declared in an anonymous union are an extension [-Wnested-anon-types]
        struct {
        ^
 2022-01-14 15:26:15 -08:00
Lior Halphon eaeeb49612 Minor stylistic changes 2022-01-14 22:26:23 +02:00
orbea adfc329cdf gb.h: Silence -Wembedded-directive warning with -pedantic 
gb.h:731:2: warning: embedding a directive within macro arguments has undefined behavior [-Wembedded-directive]
\#define GB_REWIND_FRAMES_PER_KEY 255
 ^
 2022-01-14 11:40:55 -08:00
orbea 5cf71b406e gb.h: Silence -Wembedded-directive warnings with -pedantic 
gb.h:400:2: warning: embedding a directive within macro arguments has undefined behavior [-Wembedded-directive]
\#ifdef GB_BIG_ENDIAN
 ^
gb.h:410:2: warning: embedding a directive within macro arguments has undefined behavior [-Wembedded-directive]
\#endif
 ^
 2022-01-14 11:40:55 -08:00
Lior Halphon d92148b461 Merge branch 'master' of https://github.com/LIJI32/SameBoy 2022-01-14 17:09:49 +02:00
Lior Halphon ffa53eda20 DMA during mode 3 emulation 2022-01-14 17:09:39 +02:00
Lior Halphon 4ce8e77796 More accurate OAM access timings 2022-01-14 15:07:50 +02:00
orbea fefb81ab65 gb.h: Silence -pedantic warnings 
Silences warnings such as the following when including gb.h as a dependency.

gb.h:385:6: warning: extra ';' inside a struct [-Wextra-semi]
    );
     ^
 2022-01-13 20:12:58 -08:00
Lior Halphon ec012cf9f8 is_dma_restarting hack no longer needed 2022-01-12 14:12:55 +02:00
Lior Halphon c4a14ac4db Simplify DMA code, fix DMA read timing 2022-01-12 00:26:18 +02:00
Lior Halphon b1187919d3 Fixed a bug with the joy_accessed API 2022-01-09 16:43:32 +02:00
Lior Halphon 2c71ca789f Fixed a regression caused by a recent optimization 2022-01-09 15:36:01 +02:00
Lior Halphon 8df572f92e Comment fix 2022-01-09 15:30:33 +02:00
Lior Halphon b7f03dea8d Add CGB-A support 2022-01-05 21:55:46 +02:00
Lior Halphon ab1d4cd26e More DMA write conflicts 2022-01-05 21:40:10 +02:00
Lior Halphon 5e7bb0f891 DMA write conflict revision differences 2022-01-04 19:59:46 +02:00
Lior Halphon 79ec22b28e Clang hates this 2022-01-03 17:55:00 +02:00
Lior Halphon 5c17c0ec3b unreachable fun 2022-01-03 17:17:35 +02:00
Lior Halphon cd16431699 OMA DMA improvements (WIP) 2022-01-03 16:51:45 +02:00
Lior Halphon c7298ae5a6 Fix a silly underflow 2022-01-03 16:51:05 +02:00
Lior Halphon bc073e3d09 Expose PC 2021-12-30 23:53:24 +02:00
Lior Halphon 59c315a5dd Minor free optimization 2021-12-29 16:33:04 +02:00
Lior Halphon b72c2ea225 DMG palette getter 2021-12-29 13:08:46 +02:00
Lior Halphon 769aac93c0 Lazy APU, extra ~17% speed up 2021-12-29 00:48:44 +02:00
Lior Halphon db50462710 More accurate fix 2021-12-26 23:24:08 +02:00