Commit Graph

607 Commits

Author SHA1 Message Date
EkeEke
2b8656c27f .fixed SUB-CPU access to unmapped areas using PC-relative instructions (Final Fight CD first boss crash)
.fixed SUB-CPU idle loop false detection when using BSET/BCLR on memory mode register (Pugsy CD first boss slowdowns)
.fixed Word-RAM default mode switching on soft reset
.optimized VDP DMA processing
2012-07-15 17:26:21 +02:00
EkeEke
e53d6e8aa4 fixed PCM channels loop data & start address emulation 2012-07-15 17:18:46 +02:00
EkeEke
ae1416aad4 .improved CDD TOC emulation robustness
.added support for "Fast Forward" and "Fast Rewind" CDD commands
.modified default length of simulated CD audio tracks
2012-07-15 17:15:01 +02:00
twinaphex
c80663f8d8 (360/Xbox 1) System environment path fixed - Sega CD games
should run now if a BIOS is present in system directory
2012-07-12 03:10:59 +02:00
twinaphex
baaec1acc3 (360) Embarrassing... fixes 360 build (audio) 2012-07-12 02:22:47 +02:00
Twinaphex
25efebe0ea Hardcoded audio buffer size 2012-07-11 19:17:44 +02:00
Twinaphex
13e8181d8b Duct tape fix - setting samplerate to 44Khz fixes the audio
underruns (tested on PS3/PC)
2012-07-11 02:39:07 +02:00
Twinaphex
e74ebc3027 Set audio buffer size to snd.buffer_size * 2 * 2 2012-07-10 22:22:32 +02:00
Twinaphex
832cb5939a ifef out 'return aligned number of samples' for libretro- seems to be
a Wii-ism where we drop the samples - improves / eliminates audio pops
but still audio clicks/pauses
2012-07-10 19:25:50 +02:00
Twinaphex
38db336f93 (libretro) Implement error for logging 2012-07-10 19:15:26 +02:00
Twinaphex
64f496e81f Removed this from old 1.6.0 - tried to see if it effected audio
issues
2012-07-10 05:45:41 +02:00
Twinaphex
04998786ca Don't assume slash is appended at the end of the system dir 2012-07-10 05:44:32 +02:00
twinaphex
42ddead260 (libretro Xbox 1) Add MSVC Xbox 1 solution 2012-07-10 03:41:41 +02:00
Twinaphex
a2bb067ded Removed malloc.h include (for OSX compatibility) 2012-07-10 02:15:17 +02:00
twinaphex
eadec21e87 (MSVC) Working MSVC projects 2012-07-10 01:51:14 +02:00
Twinaphex
2780b78150 Add working libretro port 2012-07-09 23:14:35 +02:00
EkeEke
28775cc3aa [Core/SCD]
----------
* added Mega CD / Sega CD hardware emulation (incl. Sub 68K, CDD, CDC, PCM, GFX
rotation/scaling, etc)
* added .ISO & .BIN CD image file support
* added 512K backup cartridge RAM support
* added savestate support for CD games

NOTES:
~~~~~~
* to play CD games, original BIOS ROM files are required in /genplus/bios/
directory: unzip & rename them to bios_CD_U.bin, bios_CD_E.bin, bios_CD_J.bin
* CD audio tracks (CD-DA) are not supported (yet)

[Core/CPU]
----------
* modified 68k core for Mega CD / Sega CD support

[Core/VDP]
---------------
* improved DMA accuracy
* added support for 8-bit VRAM writes with undocumented code value (verified on
real hardware by Nemesis)

[Gamecube/Wii]
---------------
* modified Master System & Game Gear "BIOS" support (files should be named
bios_U.sms, bios_J.sms, bios_E.sms & bios.gg and copied to /genplus/bios
directory).
* replaced "Hard Reset" button by a Soft Reset for systems having a Reset button
(Mega Drive / Genesis & Master System)
* State & SRAM files are now only compressed when saving to Gamecube Memory
Cards
* various fixes & cleanup.

[Core/SCD]
----------
* added Mega CD / Sega CD hardware emulation (incl. Sub 68K, CDD, CDC, PCM, GFX
rotation/scaling, etc)
* added .ISO & .BIN CD image file support
* added 512K backup cartridge RAM support
* added savestate support for CD games

NOTES:
~~~~~~
* to play CD games, original BIOS ROM files are required in /genplus/bios/
directory: unzip & rename them to bios_CD_U.bin, bios_CD_E.bin, bios_CD_J.bin
* CD audio tracks (CD-DA) are not supported (yet)

[Core/CPU]
----------
* modified 68k core for Mega CD / Sega CD support

[Core/VDP]
---------------
* improved DMA accuracy
* added support for 8-bit VRAM writes with undocumented code value (verified on
real hardware by Nemesis)

[Gamecube/Wii]
---------------
* modified Master System & Game Gear "BIOS" support (files should be named
bios_U.sms, bios_J.sms, bios_E.sms & bios.gg and copied to /genplus/bios
directory).
* replaced "Hard Reset" button by a Soft Reset for systems having a Reset button
(Mega Drive / Genesis & Master System)
* State & SRAM files are now only compressed when saving to Gamecube Memory
Cards
* various fixes & cleanup.
2012-07-05 21:45:37 +02:00
ekeeke31
f502dd48c7 compatibility fixes for libogc 1.8.11 2012-05-03 11:28:20 +00:00
ekeeke31
3f0547776b -fixed configured overlay setting not being applied on first start
-added left/right as page up/down keys in ROM browsers
2012-05-02 18:40:38 +00:00
ekeeke31
6743bac508 [SMS/GG] fixed uninitialized memory writes bug (fixes games accidentally writing to ROM area) 2012-04-12 22:05:07 +00:00
ekeeke31
fcfd294d84 [gamecube] finally ok ? ^^ 2012-04-11 23:29:05 +00:00
ekeeke31
befc2b8f0a [gamecube] better implementation of progressive mode user switch ? 2012-04-10 19:03:32 +00:00
ekeeke31
bbdea720d3 bugfixes from previous changes 2012-04-09 13:35:45 +00:00
ekeeke31
659c46f083 [gamecube] proper fix for previous issue, disclaimer is also now displayed with configured video mode
[gamecube/wii] disabled disclaimer screen if auto-played ROM has been loaded
2012-04-09 09:28:39 +00:00
ekeeke31
2dd6e86c1c [gamecube] fixed progressive video mode setting not being properly restored on startup 2012-04-09 09:09:59 +00:00
ekeeke31
868f14dc44 . adjusted synchronization between PSG & FM cores (better avoid generating additional samples) 2012-04-08 17:54:02 +00:00
ekeeke31
39dc73d406 . improved PSG core runtime accuracy
. improved PSG & FM cores synchronization at the end of frame
2012-04-07 17:15:38 +00:00
ekeeke31
18a04500bc . code formatting 2012-04-07 17:13:52 +00:00
ekeeke31
9f6c9b83aa . modified ASNDLIB handling
. added support for configurable menu key combo on gamecube controllers, also C-Stick is now always used by default as additional menu key.
.[wii] forced wiimote & classical controllers HOME button( port #1 only) as default menu keys, even when not configured as input devices 
.[gamecube] added switchable progressive video mode when component cable is detected (hold B on startup to switch mode, default is 480p).
2012-04-07 16:44:38 +00:00
ekeeke31
d042eebd83 [SMS] fixed number of pages for ROM sizes which are not a factor of page size 2012-04-05 21:26:06 +00:00
ekeeke31
c294796fdc [win32] minor fixes 2012-04-05 21:18:00 +00:00
ekeeke31
936bb81bc0 [SMS] added proper support for new released dump Nemesis 2012-03-31 11:05:38 +00:00
ekeeke31
85119edc2d .added support for yet unreleased korean games from SMS Power
.(re)enabled external RAM by default for 32k ROM
2012-03-10 20:32:16 +00:00
ekeeke31
c33273fa02 .fixed VDP register reset state on SG-1000
.improved SG-1000 default memory mapping
.added support for SG-1000 RAM extension adapters (both types) and recent SMS Power dumps using them
2012-03-10 19:57:19 +00:00
ekeeke31
e47ffcad81 fixed PICO ROM loading and region detection 2012-02-28 22:22:07 +00:00
ekeeke31
3e8897d331 reverted IOS patch (became useless with HBC 1.1.0 release) 2012-02-28 21:10:56 +00:00
ekeeke31
2708e69f79 [SMS] added support for last SMS Power! dumps (Janggun-ui Adeul / Street Hero) 2012-02-24 17:38:52 +00:00
ekeeke31
3dee74358e .improved scaling when 16:9 correction is enabled 2012-02-12 21:15:09 +00:00
ekeeke31
38dcd29a66 added CUSTOM_BLITTER define, no need for NGC specific rendering code inside core anymore 2012-02-05 19:37:20 +00:00
ekeeke31
a45cf8861f portability fix for Linux build 2012-02-05 17:43:16 +00:00
ekeeke31
0beaccaea9 -added CHEATS_UPDATE macro definition (required by last commit)
-removed unused soundbuffer for all platforms
-renamed osd_input_Update to osd_input_update
2012-02-05 17:10:16 +00:00
ekeeke31
83d4312e3c added random RAM pattern initialization on Mark-III & Japanese Master System (fixes "Alibaba and 40 Thieves" & "Block Hole") 2012-02-05 17:00:50 +00:00
ekeeke31
cca17c642f fixed pixels input & output for NTSC filters 2012-02-01 22:55:42 +00:00
ekeeke31
67bed12429 added RGB555 pixel output support to NTSC filters 2012-02-01 00:37:11 +00:00
ekeeke31
aae753a9e7 removed useless HW_DOL define 2012-02-01 00:28:34 +00:00
ekeeke31
cab4ecba99 [Wii/Gamecube]
* added an option to set VDP mode (PAL/NTSC) independently from console region.
* added an option to select console master clock frequency (PAL/NTSC/AUTO): emulation now run at selected frequency when VSYNC is disabled.
* added an option to force VSYNC disabled.
* improved screen scaling.

[Core]
* moved INLINE definition to macros.h
* removed unused typedef from osd_cpu.h
* cleanup include files
2012-01-31 22:50:54 +00:00
ekeeke31
96452ac75b -added support for 4-Pak All Action (SMS), thanks to Omar Cornut for mapper reverse-engineering 2012-01-23 21:24:24 +00:00
ekeeke31
d0ca4f7a06 added more restrictive EEPROM-based games database 2012-01-17 21:35:51 +00:00
ekeeke31
85f745b5ef faster scrolling using L/R or +/- buttons in ROM browsers 2012-01-17 21:34:30 +00:00
ekeeke31
e808eaf9fa added ISP register to savestate: fixes savestate for games running in User mode 2012-01-16 21:09:55 +00:00