OpenDingux: Add "lepus" platform

The "lepus" platform is the OpenDingux Beta for the same devices that
run RetroFW (e.g. RG300).

CMake/lepus_defs.cmake

@@ -0,0 +1,59 @@
+set(DISABLE_ZERO_TIER ON)
+set(USE_SDL1 ON)
+
+set(SDL1_VIDEO_MODE_BPP 8)
+set(SDL1_VIDEO_MODE_FLAGS SDL_YUV444|SDL_HWSURFACE|SDL_TRIPLEBUF)
+set(SDL1_FORCE_SVID_VIDEO_MODE ON)
+
+set(PREFILL_PLAYER_NAME ON)
+
+set(JOY_AXIS_LEFTX 0)
+set(JOY_AXIS_LEFTY 1)
+set(JOY_AXIS_RIGHTX 2)
+set(JOY_AXIS_RIGHTY 3)
+
+# OpenDingux Beta does not currently support X-OD-NeedsJoystick,
+# so we use KBCTRL instead. Unfortunately, this partially breaks
+# external mouse and keyboard support.
+set(HAS_KBCTRL 1)
+set(KBCTRL_BUTTON_DPAD_LEFT SDLK_LEFT)
+set(KBCTRL_BUTTON_DPAD_RIGHT SDLK_RIGHT)
+set(KBCTRL_BUTTON_DPAD_UP SDLK_UP)
+set(KBCTRL_BUTTON_DPAD_DOWN SDLK_DOWN)
+set(KBCTRL_BUTTON_B SDLK_LCTRL)
+set(KBCTRL_BUTTON_A SDLK_LALT)
+set(KBCTRL_BUTTON_Y SDLK_SPACE)
+set(KBCTRL_BUTTON_X SDLK_LSHIFT)
+set(KBCTRL_BUTTON_RIGHTSHOULDER SDLK_BACKSPACE)
+set(KBCTRL_BUTTON_LEFTSHOULDER SDLK_TAB)
+set(KBCTRL_BUTTON_START SDLK_RETURN)
+set(KBCTRL_BUTTON_BACK SDLK_ESCAPE) # Select
+set(KBCTRL_BUTTON_TRIGGERLEFT SDLK_PAGEUP)
+set(KBCTRL_BUTTON_TRIGGERRIGHT SDLK_PAGEDOWN)
+set(KBCTRL_BUTTON_LEFTSTICK SDLK_KP_DIVIDE)
+set(KBCTRL_BUTTON_RIGHTSTICK SDLK_KP_PERIOD)
+
+# Joystick mappings that have no effect on OpenDingux Beta:
+set(JOY_HAT_DPAD_UP_HAT 0)
+set(JOY_HAT_DPAD_UP 1)
+set(JOY_HAT_DPAD_DOWN_HAT 0)
+set(JOY_HAT_DPAD_DOWN 4)
+set(JOY_HAT_DPAD_LEFT_HAT 0)
+set(JOY_HAT_DPAD_LEFT 8)
+set(JOY_HAT_DPAD_RIGHT_HAT 0)
+set(JOY_HAT_DPAD_RIGHT 2)
+set(JOY_BUTTON_A 0)
+set(JOY_BUTTON_B 1)
+set(JOY_BUTTON_Y 2)
+set(JOY_BUTTON_X 3)
+set(JOY_BUTTON_RIGHTSHOULDER 5)
+set(JOY_BUTTON_LEFTSHOULDER 4)
+set(JOY_BUTTON_TRIGGERLEFT 6)
+set(JOY_BUTTON_TRIGGERRIGHT 7)
+set(JOY_BUTTON_START 9)
+set(JOY_BUTTON_BACK 8)
+set(JOY_BUTTON_LEFTSTICK 10)
+set(JOY_BUTTON_RIGHTSTICK 11)
+
+# Map Power button to Esc (Menu in-game / Exit in-menu).
+set(REMAP_KEYBOARD_KEYS "{SDLK_HOME,SDLK_ESCAPE}")

CMakeLists.txt

@@ -164,7 +164,9 @@ endif()
 
 set(TARGET_PLATFORM host CACHE STRING "Target platform")
 set_property(CACHE TARGET_PLATFORM PROPERTY STRINGS host retrofw rg350 gkd350h cpigamesh)
-if(TARGET_PLATFORM STREQUAL "retrofw")
+if(TARGET_PLATFORM STREQUAL "lepus")
+  include(lepus_defs)
+elseif(TARGET_PLATFORM STREQUAL "retrofw")
   include(retrofw_defs)
 elseif(TARGET_PLATFORM STREQUAL "rg350")
   include(rg350_defs)

Packaging/OpenDingux/build.sh

@@ -20,11 +20,13 @@ fi
 declare -r TARGET="$1"
 declare -r BUILD_DIR="build-${TARGET}"
 declare -rA BUILDROOT_REPOS=(
+	[lepus]=https://github.com/OpenDingux/buildroot.git
 	[retrofw]=https://github.com/retrofw/buildroot.git
 	[rg350]=https://github.com/OpenDingux/buildroot.git
 	[gkd350h]=https://github.com/tonyjih/RG350_buildroot.git
 )
 declare -rA BUILDROOT_DEFCONFIGS=(
+	[lepus]='od_lepus_defconfig BR2_EXTERNAL=board/opendingux'
 	[retrofw]='RetroFW_defconfig BR2_EXTERNAL=retrofw'
 	[rg350]='od_gcw0_defconfig BR2_EXTERNAL=board/opendingux'
 	[gkd350h]='rg350_defconfig BR2_EXTERNAL=board/opendingux'
@@ -55,6 +57,7 @@ prepare_buildroot() {
 	fi
 	git clone --depth=1 "${BUILDROOT_REPOS[$BUILDROOT_TARGET]}" "$BUILDROOT"
 	cd "$BUILDROOT"
+	ln -s ../shared-dl dl
 
 	# Work around a BR2_EXTERNAL initialization bug in older buildroots.
 	mkdir -p output

Packaging/OpenDingux/lepus-manual.txt

@@ -0,0 +1,31 @@
+Copy diabdat.mpq from your CD (or GoG install folder) to:
+~/.local/share/diasurgical/
+
+For Hellfire, also copy hellfire.mpq, hfmonk.mpq, hfmusic.mpq, and hfvoice.mpq.
+
+Game saves and diablo.ini are located at:
+~/.local/share/diasurgical/devilution
+
+~ is your home directory, /media/home by default.
+
+Controls:
+- D-pad: move hero
+- A: attack nearby enemies, talk to townspeople and merchants, pickup/place items in the inventory, OK while in main menu
+- B: select spell, back while in menus
+- X: pickup items, open nearby chests and doors, use item in the inventory
+- Y: cast spell, delete character while in main menu
+- R: use mana potion from belt
+- L: use health item from belt
+- Start + Select: game menu (alt: Start + ↑)
+- Start + L or ←: character info
+- Start + R or →: inventory
+- Start + ↓: map
+- Start + Y: Quest log
+- Start + B: Spell book
+- Select + A/B/X/Y: hot spell
+- Select + D-pad: move map/cursor
+- Select + L: left mouse click
+- Select + R: right mouse click
+- Suspend: map
+
+Source: https://github.com/diasurgical/devilutionX/

Packaging/OpenDingux/lepus.desktop

@@ -0,0 +1,12 @@
+[Desktop Entry]
+Name=DevilutionX
+Comment=Diablo 1 for OpenDingux
+Exec=devilutionx
+Terminal=false
+Type=Application
+StartupNotify=true
+Icon=icon_32
+Categories=games;
+X-OD-Manual=readme.lepus.txt
+X-OD-NeedsDownscaling=true
+X-OD-NeedsJoystick=true

Packaging/OpenDingux/targets.sh

@@ -1,4 +1,5 @@
 declare -ra VALID_TARGETS=(
+  lepus
   retrofw
   rg350
   gkd350h