Wolf4SDL ESP32 Port
by Gadget Workbench
Demo video:
(https://youtu.be/QCEx_Ir7iFU)

Credits:
Wolf4SDL by Moritz "Ripper" Kroll (http://www.chaos-software.de.vu)
Original Wolfenstein 3D by id Software (http://www.idsoftware.com)
Wolf4SDL is an open-source port of id Software's classic first-person shooter Wolfenstein 3D to the cross-plattform multimedia library "Simple DirectMedia Layer (SDL)" (http://www.libsdl.org). It is meant to keep the original feel while taking advantage of some improvements.

Installation:
Wolfenstein 3D
Game Data:
	•	Put the game data for Wolfenstein 3D Full v1.4 GT/ID/Activision version in the folder:
SD Card: /data/Wolfenstein 3D/base/
Note - this is the same version and folder structure as the Steam version of Wolfenstein 3D. (https://store.steampowered.com/app/2270/Wolfenstein_3D/)
Firmware:
	•	Place the Wolf3D.fw file on your Odroid-Go SD card in the /odroid/firmware/ folder.
	•	Power off the ODROID-GO, hold B, and power on the ODROID-GO.
	•	When the ODROID-GO menu displays, select Wolf3D, press A, then press Start.
Spear of Destiny
Game Data:
	•	Put the game data for Spear of Destiny Full and Mission Disks in the folder: SD Card: /data/Spear Of Destiny/base/
Note - this is the same version and folder structure as the Steam version of Spear Of Destiny. (https://store.steampowered.com/app/9000/Spear_of_Destiny/)
Firmware:
	•	Place the Spear Of Destiny.fw file on your Odroid-Go SD card in the /odroid/firmware/ folder.
	•	Power off the ODROID-GO, hold B, and power on the ODROID-GO.
	•	When the ODROID-GO menu displays, select Spear Of Destiny, press A, then press Start.
Mission Packs:
	•	Hold Select during power on for Mission 2: Return to Danger
	•	Hold Start during power on for Mission 3: Ultimate Challenge
Sample folder format for the mission packs:
/data/Spear Of Destiny/base/vswap.sod
/data/Spear Of Destiny/base/vswap.sd1
/data/Spear Of Destiny/base/vswap.sd2

/data/Spear Of Destiny/base/gamemaps.sod
/data/Spear Of Destiny/base/gamemaps.sd1
/data/Spear Of Destiny/base/gamemaps.sd2

/data/Spear Of Destiny/base/maphead.sod
/data/Spear Of Destiny/base/maphead.sd1
/data/Spear Of Destiny/base/maphead.sd2

Licenses:
	•	The original source code of Wolfenstein 3D: license-id.txt
	•	The OPL2 emulator (fmopl.cpp): license-mame.txt
	•	ESP32 Parts by me are licensed under GNU General Public License v2.0 (see LICENSE).
	•	SDL - Simple DirectMedia Layer license - see: /components/SDL/LICENSE
	•	SDL-Mixer - GNU LESSER GENERAL PUBLIC LICENSE - see: /components/SDL_mixer-1.2.12/COPYING