To run the Game, please follow the steps bellow :
Mac OS:
Step 1 : Install an MQTT Broker # brew install mosquitto
Step 2 : Download the file EmptyScene.zip from: UnitySceneWithGama -> EmptyPlane -> Build EmptyPlane (https://github.com/YoucefSklab/UnitySceneWithGama/tree/master/EmptyPlane/Build%20EmptyPlane/EmptyScene.zip)
Step 3 : Run the EmptyScene file.
Step 4 : Run the TwoPlayersWithSceneBuilding.gaml model.