Adding PS1 Core Support

.gitignore

@@ -148,3 +148,6 @@ tests/test_cibuildwheel/tmp_dockerfiles
 *.cmake
 Makefile
 *.tmp
+
+# Binary
+gym-retro-integration

CMakeLists.txt

@@ -243,6 +243,7 @@ add_core(gba mgba)
 add_core(pce mednafen_pce_fast)
 add_core(32x picodrive)
 add_core(saturn mednafen_saturn)
+add_core(ps1 pcsx_rearmed)
 
 set(CLEAN_CORES)
 

README.md

@@ -17,6 +17,7 @@ Currently added games on top of gym-retro:
 *	Virtua Fighter 2 - Genesis
 *	Virtua Fighter 2 - Saturn
 *	Mortal Kombat 1 - Sega CD
+* 	Metal SlugX - Playstation 1
 
 PvP games that support two models fighting each other:
 *	Samurai Showdown - Genesis
@@ -44,6 +45,8 @@ As well as additional states on already integrated games.
  	- 32x (via Picodrive)
   	- Saturn (via Beetle Saturn)
   	- Sega CD (via Genesis Plus GX)
+- Sony
+	- Playstation 1 (via pcsx_rearmed)
 
 **Experimental** (accessible in the fbneo branch)
 - Arcade Machines:

cores/ps1.json

@@ -0,0 +1,15 @@
+{
+    "Ps1": {
+        "lib": "pcsx_rearmed",
+        "ext": ["bin"],
+        "keybinds": ["Z", "A", "TAB", "ENTER", "UP", "DOWN", "LEFT", "RIGHT", "X", "S", "Q", "W"],
+        "buttons": ["B", "Y", "SELECT", "START", "UP", "DOWN", "LEFT", "RIGHT", "A", "X", "L", "R"],
+        "types": ["|u1", "<u2", "<u4", "|i1", "<i2", "<i4", "|d1", "<d2", ">d4", "<d4", ">d6", ">d8", ">n4", ">n6", ">n8"],
+        "actions": [
+            [[], ["UP"], ["DOWN"]],
+            [[], ["LEFT"], ["RIGHT"]],
+            [[], ["A"], ["B"], ["X"], ["Y"], ["A", "B"], ["B", "Y"], ["Y", "X"], ["X", "A"], ["A", "B", "Y"], ["B", "Y", "X"], ["Y", "X", "A"], ["A", "B", "Y", "X"]],
+            [[], ["L"], ["R"], ["L", "R"]]
+        ]
+    }
+}

cores/ps1/.gitignore

@@ -0,0 +1,34 @@
+*.o
+*.a
+*.swp
+*.so
+*.d
+tags
+cscope.out
+compile_commands.json
+.gdb_history
+pandora
+pcsx.map
+config.mak
+config.log
+cheatpops.db
+/include/revision.h
+/tools
+obj/
+.vscode/
+.vscode/ipch/*
+
+pcsx
+pcsx_rearmed_libretro.dll
+pcsxr_spu_area3.out
+psx_gpu_offsets_update
+/frontend/320240/pollux_set
+
+/out/
+/pcsx_bin/
+/.pcsx/
+/screenshots/
+/skin
+/bios/
+/old/
+/a/

cores/ps1/.gitlab-ci.yml

@@ -0,0 +1,255 @@
+# DESCRIPTION: GitLab CI/CD for libRetro (NOT FOR GitLab-proper)
+
+##############################################################################
+################################# BOILERPLATE ################################
+##############################################################################
+
+# Core definitions
+.core-defs:
+  variables:
+    JNI_PATH: .
+    MAKEFILE: Makefile.libretro
+    CORENAME: pcsx_rearmed
+
+# Inclusion templates, required for the build to work
+include:
+  ################################## DESKTOPS ################################
+  # Windows 64-bit
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/windows-x64-mingw.yml'
+
+  # Windows 32-bit
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/windows-i686-mingw.yml'
+
+  # Linux 64-bit
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/linux-x64.yml'
+
+  # Linux 32-bit
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/linux-i686.yml'
+
+  # MacOS PowerPC 32-bit
+  # FIXME: libchdr vs Byte redefinition
+  #- project: 'libretro-infrastructure/ci-templates'
+  #  file: '/osx-ppc.yml'
+
+  # MacOS 64-bit
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/osx-x64.yml'
+
+  # MacOS ARM 64-bit
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/osx-arm64.yml'
+
+  ################################## CELLULAR ################################
+  # Android
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/android-jni.yml'
+
+  # iOS
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/ios-arm64.yml'
+
+  # iOS (armv7)
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/ios9.yml'
+
+  ################################## CONSOLES ################################
+  # PlayStation3
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/psl1ght-static.yml'
+
+  # PlayStation Portable
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/psp-static.yml'
+
+  # PlayStation Vita
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/vita-static.yml'
+
+  # Nintendo 3DS
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/ctr-static.yml'
+
+  # Nintendo GameCube
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/ngc-static.yml'
+
+  # Nintendo Wii
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/wii-static.yml'
+
+  # Nintendo WiiU
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/wiiu-static.yml'
+
+  # Nintendo Switch
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/libnx-static.yml'
+
+  # tvOS (AppleTV)
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/tvos-arm64.yml'
+
+  # OpenDingux (ARM)
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/dingux-arm32.yml'
+
+  #################################### MISC ##################################
+  # Emscripten
+  - project: 'libretro-infrastructure/ci-templates'
+    file: '/emscripten-static.yml'
+
+# Stages for building
+stages:
+  - build-prepare
+  - build-shared
+  - build-static
+
+##############################################################################
+#################################### STAGES ##################################
+##############################################################################
+#
+################################### DESKTOPS #################################
+# Windows 64-bit
+libretro-build-windows-x64:
+  extends:
+    - .libretro-windows-x64-mingw-make-default
+    - .core-defs
+
+# Windows 32-bit
+libretro-build-windows-i686:
+  extends:
+    - .libretro-windows-i686-mingw-make-default
+    - .core-defs
+
+# Linux 64-bit
+libretro-build-linux-x64:
+  extends:
+    - .libretro-linux-x64-make-default
+    - .core-defs
+
+# Linux 32-bit
+libretro-build-linux-i686:
+  extends:
+    - .libretro-linux-i686-make-default
+    - .core-defs
+
+# MacOS 64-bit
+libretro-build-osx-x64:
+  extends:
+    - .libretro-osx-x64-make-10-7
+    - .core-defs
+
+# MacOS ARM 64-bit
+libretro-build-osx-arm64:
+  extends:
+    - .libretro-osx-arm64-make-default
+    - .core-defs
+
+# MacOS PowerPC 32-bit
+#libretro-build-osx-ppc:
+#  extends:
+#    - .libretro-osx-ppc-make-default
+#    - .core-defs
+
+################################### CELLULAR #################################
+# Android ARMv7a
+android-armeabi-v7a:
+  extends:
+    - .core-defs
+    - .libretro-android-jni-armeabi-v7a
+
+# Android ARMv8a
+android-arm64-v8a:
+  extends:
+    - .libretro-android-jni-arm64-v8a
+    - .core-defs
+
+# Android 64-bit x86
+android-x86_64:
+  extends:
+    - .libretro-android-jni-x86_64
+    - .core-defs
+
+# Android 32-bit x86
+android-x86:
+  extends:
+    - .libretro-android-jni-x86
+    - .core-defs
+
+# iOS
+libretro-build-ios-arm64:
+  extends:
+    - .libretro-ios-arm64-make-default
+    - .core-defs
+
+# iOS (armv7) [iOS 9 and up]
+libretro-build-ios9:
+  extends:
+    - .libretro-ios9-make-default
+    - .core-defs
+
+# tvOS
+libretro-build-tvos-arm64:
+  extends:
+    - .libretro-tvos-arm64-make-default
+    - .core-defs
+
+################################### CONSOLES #################################
+# PlayStation3
+libretro-build-psl1ght:
+  extends:
+    - .libretro-psl1ght-static-retroarch-master
+    - .core-defs
+
+# PlayStation Vita
+libretro-build-vita:
+  extends:
+    - .libretro-vita-static-retroarch-master
+    - .core-defs
+
+# Nintendo 3DS
+libretro-build-ctr:
+  extends:
+    - .libretro-ctr-static-retroarch-master
+    - .core-defs
+
+# Nintendo GameCube
+libretro-build-ngc:
+  extends:
+    - .libretro-ngc-static-retroarch-master
+    - .core-defs
+
+# Nintendo Wii
+libretro-build-wii:
+  extends:
+    - .libretro-wii-static-retroarch-master
+    - .core-defs
+
+# Nintendo WiiU
+libretro-build-wiiu:
+  extends:
+    - .libretro-wiiu-static-retroarch-master
+    - .core-defs
+
+# Nintendo Switch
+libretro-build-libnx-aarch64:
+  extends:
+    - .libretro-libnx-static-retroarch-master
+    - .core-defs
+
+# Miyoo
+libretro-build-miyoo-arm32:
+  extends:
+    - .libretro-miyoo-arm32-make-default
+    - .core-defs
+
+#################################### MISC ##################################
+# Emscripten
+libretro-build-emscripten:
+  extends:
+    - .libretro-emscripten-static-retroarch-master
+    - .core-defs