libretro/docs
1
0
Fork 0
mirror of https://github.com/libretro/docs.git synced 2025-02-24 11:00:52 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Merge pull request #39 from Hedonium/gearsystem

Browse Source 
Add Gearsystem documentation
This commit is contained in:
Twinaphex 2018-03-21 21:56:55 +01:00 committed by GitHub
commit 5896a4aa05
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
8 changed files with 154 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
docs/guides/retroachievements.md
View File

@ -70,6 +70,7 @@ You can also check the progress of your friends and add comments on their trophi
| Core | Supported |
|----------------------------------------------------------------|:---------:|
| [Gearsystem](https://github.com/drhelius/Gearsystem) | ✔ |
| [Genesis Plus GX](https://github.com/libretro/Genesis-Plus-GX) | ✔ |
| [Picodrive](https://github.com/libretro/picodrive) | ✔ |
| [Emux SMS](https://github.com/libretro/emux) | ✕ |

6
docs/guides/softpatching.md
View File

@ -55,3 +55,9 @@ RetroArch currently supports UPS, IPS and BPS patching formats. If you load `rom
| [FCEUmm](../library/fceumm.md) | ✔ |
| [Nestopia UE](../library/nestopia_ue.md) | ✔ |
| [QuickNES](../library/quicknes.md) | ✔ |
### Master System / MegaDrive - Genesis
| Core | Supported |
|----------------------------------------------------------------|:---------:|
| [Gearsystem](https://github.com/drhelius/Gearsystem) | ✔ |

140
docs/library/gearsystem.md Normal file
View File

@ -0,0 +1,140 @@
# Sega - MS/GG (Gearsystem)
## Background
Gearsystem is an open source, multi-platform, Sega Master System / Game Gear emulator written in C++.
- Highly accurate Z80 core, including undocumented opcodes and behaviour like R and MEMPTR registers.
- Multi-Mapper support: SEGA, Codemasters, and ROM only cartridges.
- Automatic region detection: NTSC-JAP, NTSC-USA, PAL-EUR.
- Internal database for rom detection
- Highly accurate VDP emulation including timing and SMS2 only 224 mode support.
- Audio emulation using SDL Audio and Sms_Snd_Emu library.
- Battery powered RAM save support.
- Save states.
- Runs on Windows, Linux, Mac OS X, Raspberry Pi, iOS and as a libretro core (RetroArch).
The Gearsystem core has been authored by
- Ignacio Sanchez
The Gearsystem core is licensed under
- [GPLv3](https://github.com/drhelius/Gearsystem/blob/master/LICENSE)
A summary of the licenses behind RetroArch and its cores have found [here](https://docs.libretro.com/tech/licenses/).
## BIOS
Not required.
## Extensions
Content that can be loaded by the Gearsystem core have the following file extensions:
- .sms
- .gg
- .bin
- .rom
RetroArch database(s) that are associated with the Gearsystem core:
- [Sega - Game Gear](https://github.com/libretro/libretro-database/blob/master/rdb/Sega%20-%20Game%20Gear.rdb)
- [Sega - Master System - Mark III](https://github.com/libretro/libretro-database/blob/master/rdb/Sega%20-%20Master%20System%20-%20Mark%20III.rdb)
## Features
Frontend-level settings or features that the Gearsystem core respects.
| Feature | Supported |
|-------------------|:---------:|
| Restart | ✔ |
| Screenshots | ✔ |
| Saves | ✔ |
| States | ✔ |
| Rewind | ✔ |
| Netplay | ✕ |
| Core Options | ✕ |
| RetroAchievements | ✔ |
| RetroArch Cheats | ✕ |
| Native Cheats | ✕ |
| Controls | ✔ |
| Remapping | ✔ |
| Multi-Mouse | ✕ |
| Rumble | ✕ |
| Sensors | ✕ |
| Camera | ✕ |
| Location | ✕ |
| Subsystem | ✕ |
| [Softpatching](https://docs.libretro.com/guides/softpatching/) | ✔ |
| Disk Control | ✕ |
| Username | ✕ |
| Language | ✕ |
| Crop Overscan | ✕ |
| LEDs | ✕ |
### Directories
The Gearsystem core's library name is 'Gearsystem'
The Gearsystem core saves/loads to/from these directories.
**Frontend's Save directory**
| File | Description |
|:-----:|:----------------------:|
| *.srm | Cartridge battery save |
**Frontend's State directory**
| File | Description |
|:--------:|:-----------:|
| *.state# | State |
### Geometry and timing
- The Gearsystem core's core provided FPS is 60
- The Gearsystem core's core provided sample rate is 44100 Hz
- The Gearsystem core's base width is (Base width)
- The Gearsystem core's base height is (Base height)
- The Gearsystem core's max width is (Max width)
- The Gearsystem core's max height is (Max height)
- The Gearsystem core's core provided aspect ratio is (Ratio)
### Joypad
![](../image/controller/gg.png)
![](../image/controller/sms.png)
| User 1 input descriptors | RetroPad Inputs |
|--------------------------|------------------------------------------------|
| 1 | ![](../image/retropad/retro_b.png) |
| Start | ![](../image/retropad/retro_start.png) |
| Up | ![](../image/retropad/retro_dpad_up.png) |
| Down | ![](../image/retropad/retro_dpad_down.png) |
| Left | ![](../image/retropad/retro_dpad_left.png) |
| Right | ![](../image/retropad/retro_dpad_right.png) |
| 2 | ![](../image/retropad/retro_a.png) |
## Compatibility
- [Gearsystem Accuracy Tests](https://github.com/drhelius/Gearsystem#accuracy-tests)
## External Links
- [Official Gearsystem Repository](https://github.com/drhelius/Gearsystem)
- [Libretro Gearsystem Core info file](https://github.com/libretro/libretro-super/blob/master/dist/info/gearsystem_libretro.info)
- [Report Libretro Gearsystem Core Issues Here](https://github.com/drhelius/Gearsystem/issues)
### See also
#### Sega - Game Gear
- [Sega - MS/GG/MD/CD (Genesis Plus GX)](https://docs.libretro.com/library/genesis_plus_gx/)
#### Sega - Master System - Mark III
- [Sega - Master System (Emux SMS)](https://docs.libretro.com/library/emux_sms/)
- [Sega - MS/GG/MD/CD (Genesis Plus GX)](https://docs.libretro.com/library/genesis_plus_gx/)
- [Sega - MS/MD/CD/32X (PicoDrive)](https://docs.libretro.com/library/picodrive/)

1
docs/meta/core_list.md
View File

@ -57,6 +57,7 @@
- Gambatte
- Game Music Emu
- Gearboy
- Gearsystem
- Genesis Plus GX
- gpSP
- GW

2
docs/meta/see_also.md
View File

@ -330,12 +330,14 @@
#### Sega - Game Gear
- [Sega - MS/GG/MD/CD (Genesis Plus GX)](https://docs.libretro.com/library/genesis_plus_gx/)
- [Sega - MS/GG (Gearsystem)](https://docs.libretro.com/library/gearsystem/)
#### Sega - Master System - Mark III
- [Sega - Master System (Emux SMS)](https://docs.libretro.com/library/emux_sms/)
- [Sega - MS/GG/MD/CD (Genesis Plus GX)](https://docs.libretro.com/library/genesis_plus_gx/)
- [Sega - MS/MD/CD/32X (PicoDrive)](https://docs.libretro.com/library/picodrive/)
- [Sega - MS/GG (Gearsystem)](https://docs.libretro.com/library/gearsystem/)
#### Sega - Mega Drive - Genesis

2
docs/meta/todo.md
View File

@ -322,6 +322,8 @@
### [✔] Gearboy
### [〰️] Gearsystem
### [〰️] Genesis Plus GX
- Complete BIOS md5

1
docs/tech/licenses.md
View File

@ -113,6 +113,7 @@ See below for a summary of the licenses behind RetroArch and its cores:
| [Gambatte](../library/gambatte.md) | [GPLv2](https://github.com/libretro/gambatte-libretro/blob/master/COPYING) | |
| [Game Music Emu](../library/game_music_emu.md) | [GPLv3](https://github.com/libretro/libretro-gme/blob/master/LICENSE) | |
| [Gearboy](../library/gearboy.md) | [GPLv3](https://github.com/libretro/Gearboy/blob/master/LICENSE) | |
| [Gearsystem](../library/gearsystem.md) | [GPLv3](https://github.com/drhelius/Gearsystem/blob/master/LICENSE) | |
| [Genesis Plus GX](../library/genesis_plus_gx.md) | [Non-commercial](https://github.com/libretro/Genesis-Plus-GX/blob/master/LICENSE.txt) | Non-commercial |
| [gpSP](../library/gpsp.md) | [GPLv2](https://github.com/libretro/gpsp/blob/master/COPYING) | |
| [GW](../library/gw.md) | [zlib](https://github.com/libretro/gw-libretro/blob/master/LICENSE) | |

1
mkdocs.yml
View File

@ -184,6 +184,7 @@ pages:
- 'Sega - Dreamcast (Redream)': 'library/redream.md'
- 'Sega - Dreamcast (Reicast)': 'library/reicast.md'
- 'Sega - Master System (Emux SMS)': 'library/emux_sms.md'
- 'Sega - MS/GG (Gearsystem)': 'library/gearsystem.md'
- 'Sega - MS/GG/MD/CD (Genesis Plus GX)': 'library/genesis_plus_gx.md'
- 'Sega - MS/MD/CD/32X (PicoDrive)': 'library/picodrive.md'
- 'Sega - Saturn (Beetle Saturn)': 'library/beetle_saturn.md'