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neat-mario/config.lua

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+local _M = {}
+
+_M.NeatConfig = {
+Filename = "DP1.state",
+Population = 300,
+DeltaDisjoint = 2.0,
+DeltaWeights = 0.4,
+DeltaThreshold = 1.0,
+StaleSpecies = 15,
+MutateConnectionsChance = 0.25,
+PerturbChance = 0.90,
+CrossoverChance = 0.75,
+LinkMutationChance = 2.0,
+NodeMutationChance = 0.50,
+BiasMutationChance = 0.40,
+StepSize = 0.1,
+DisableMutationChance = 0.4,
+EnableMutationChance = 0.2,
+TimeoutConstant = 20,
+MaxNodes = 1000000,
+}
+
+_M.ButtonNames = {
+		"A",
+		"B",
+		"X",
+		"Y",
+		"Up",
+		"Down",
+		"Left",
+		"Right",
+	}
+	
+_M.BoxRadius = 6
+_M.InputSize = (_M.BoxRadius*2+1)*(_M.BoxRadius*2+1)
+
+_M.Running = false
+
+return _M

neat-mario/game.lua

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+--Notes here
+config = require "config"
+local _M = {}
+function _M.getPositions()
+	marioX = memory.read_s16_le(0x94)
+	marioY = memory.read_s16_le(0x96)
+		
+	local layer1x = memory.read_s16_le(0x1A);
+	local layer1y = memory.read_s16_le(0x1C);
+		
+	screenX = marioX-layer1x
+	screenY = marioY-layer1y
+end
+
+function _M.getTile(dx, dy)
+	x = math.floor((marioX+dx+8)/16)
+	y = math.floor((marioY+dy)/16)
+		
+	return memory.readbyte(0x1C800 + math.floor(x/0x10)*0x1B0 + y*0x10 + x%0x10)
+end
+
+function _M.getSprites()
+	local sprites = {}
+	for slot=0,11 do
+		local status = memory.readbyte(0x14C8+slot)
+		if status ~= 0 then
+			spritex = memory.readbyte(0xE4+slot) + memory.readbyte(0x14E0+slot)*256
+			spritey = memory.readbyte(0xD8+slot) + memory.readbyte(0x14D4+slot)*256
+			sprites[#sprites+1] = {["x"]=spritex, ["y"]=spritey}
+		end
+	end		
+		
+	return sprites
+end
+
+function _M.getExtendedSprites()
+	local extended = {}
+	for slot=0,11 do
+		local number = memory.readbyte(0x170B+slot)
+		if number ~= 0 then
+			spritex = memory.readbyte(0x171F+slot) + memory.readbyte(0x1733+slot)*256
+			spritey = memory.readbyte(0x1715+slot) + memory.readbyte(0x1729+slot)*256
+			extended[#extended+1] = {["x"]=spritex, ["y"]=spritey}
+		end
+	end		
+		
+	return extended
+end
+
+function _M.getInputs()
+	_M.getPositions()
+	
+	sprites = _M.getSprites()
+	extended = _M.getExtendedSprites()
+	
+	local inputs = {}
+	
+	for dy=-config.BoxRadius*16,config.BoxRadius*16,16 do
+		for dx=-config.BoxRadius*16,config.BoxRadius*16,16 do
+			inputs[#inputs+1] = 0
+			
+			tile = _M.getTile(dx, dy)
+			if tile == 1 and marioY+dy < 0x1B0 then
+				inputs[#inputs] = 1
+			end
+			
+			for i = 1,#sprites do
+				distx = math.abs(sprites[i]["x"] - (marioX+dx))
+				disty = math.abs(sprites[i]["y"] - (marioY+dy))
+				if distx <= 8 and disty <= 8 then
+					inputs[#inputs] = -1
+				end
+			end
+
+			for i = 1,#extended do
+				distx = math.abs(extended[i]["x"] - (marioX+dx))
+				disty = math.abs(extended[i]["y"] - (marioY+dy))
+				if distx < 8 and disty < 8 then
+					inputs[#inputs] = -1
+				end
+			end
+		end
+	end
+	
+	return inputs
+end
+
+function _M.clearJoypad()
+	controller = {}
+	for b = 1,#config.ButtonNames do
+		controller["P1 " .. config.ButtonNames[b]] = false
+	end
+	joypad.set(controller)
+end
+
+return _M

neat-mario/mathFunctions.lua

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+--Notes here
+
+local _M = {}
+
+function _M.sigmoid(x)
+	return 2/(1+math.exp(-4.9*x))-1
+end
+
+return _M