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neat-mario/FitnessChangesOnly/config.lua

@@ -0,0 +1,40 @@
+local _M = {}
+
+_M.NeatConfig = {
+--Filename = "DP1.state",
+Filename = "C:/Users/mmill/Downloads/BizHawk-2.2/Lua/SNES/neat-mario/pool/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/FitnessChangesOnly/game.lua

@@ -0,0 +1,126 @@
+--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.getCoins()
+	local coins = memory.readbyte(0x0DBF)
+	return coins
+end
+
+function _M.getScore()
+	local scoreLeft = memory.read_s16_le(0x0F34)
+	local scoreRight = memory.read_s16_le(0x0F36)
+	local score = ( scoreLeft * 10 ) + scoreRight
+	return score
+end
+
+function _M.getMarioHit(alreadyHit)
+	local timer = memory.read_s16_le(0x1497)
+	if timer > 0 then
+		if alreadyHit == false then
+			return true
+		else
+			return false
+		end
+	else
+		return false
+	end
+end
+
+function _M.getMarioHitTimer()
+	local timer = memory.read_s16_le(0x1497)
+	return timer
+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/FitnessChangesOnly/mathFunctions.lua

@@ -0,0 +1,9 @@
+--Notes here
+
+local _M = {}
+
+function _M.sigmoid(x)
+	return 2/(1+math.exp(-4.9*x))-1
+end
+
+return _M

neat-mario/game.lua

@@ -1,6 +1,7 @@
 --Notes here
 config = require "config"
 local _M = {}
+
 function _M.getPositions()
 	marioX = memory.read_s16_le(0x94)
 	marioY = memory.read_s16_le(0x96)
@@ -8,8 +9,8 @@ function _M.getPositions()
 	local layer1x = memory.read_s16_le(0x1A);
 	local layer1y = memory.read_s16_le(0x1C);
 		
-	screenX = marioX-layer1x
-	screenY = marioY-layer1y
+	_M.screenX = marioX-layer1x
+	_M.screenY = marioY-layer1y
 end
 
 function _M.getCoins()
@@ -84,10 +85,16 @@ function _M.getInputs()
 	extended = _M.getExtendedSprites()
 	
 	local inputs = {}
+	local inputDeltaDistance = {}
+	
+	local layer1x = memory.read_s16_le(0x1A);
+	local layer1y = memory.read_s16_le(0x1C);
+	
 	
 	for dy=-config.BoxRadius*16,config.BoxRadius*16,16 do
 		for dx=-config.BoxRadius*16,config.BoxRadius*16,16 do
 			inputs[#inputs+1] = 0
+			inputDeltaDistance[#inputDeltaDistance+1] = 1
 			
 			tile = _M.getTile(dx, dy)
 			if tile == 1 and marioY+dy < 0x1B0 then
@@ -99,6 +106,12 @@ function _M.getInputs()
 				disty = math.abs(sprites[i]["y"] - (marioY+dy))
 				if distx <= 8 and disty <= 8 then
 					inputs[#inputs] = -1
+					
+					local dist = math.sqrt((distx * distx) + (disty * disty))
+					if dist > 8 then
+						inputDeltaDistance[#inputDeltaDistance] = mathFunctions.squashDistance(dist)
+						--gui.drawLine(screenX, screenY, sprites[i]["x"] - layer1x, sprites[i]["y"] - layer1y, 0x50000000)
+					end
 				end
 			end
 
@@ -106,13 +119,26 @@ function _M.getInputs()
 				distx = math.abs(extended[i]["x"] - (marioX+dx))
 				disty = math.abs(extended[i]["y"] - (marioY+dy))
 				if distx < 8 and disty < 8 then
+					
+					--console.writeline(screenX .. "," .. screenY .. " to " .. extended[i]["x"]-layer1x .. "," .. extended[i]["y"]-layer1y) 
 					inputs[#inputs] = -1
+					local dist = math.sqrt((distx * distx) + (disty * disty))
+					if dist > 8 then
+						inputDeltaDistance[#inputDeltaDistance] = mathFunctions.squashDistance(dist)
+						--gui.drawLine(screenX, screenY, extended[i]["x"] - layer1x, extended[i]["y"] - layer1y, 0x50000000)
+					end
+					--if dist > 100 then
+						--dw = mathFunctions.squashDistance(dist)
+						--console.writeline(dist .. " to " .. dw)
+						--gui.drawLine(screenX, screenY, extended[i]["x"] - layer1x, extended[i]["y"] - layer1y, 0x50000000)
+					--end
+					--inputs[#inputs] = {["value"]=-1, ["dw"]=dw}
 				end
 			end
 		end
 	end
 	
-	return inputs
+	return inputs, inputDeltaDistance
 end
 
 function _M.clearJoypad()

neat-mario/mario-neat.lua

@@ -107,7 +107,7 @@ function newNeuron()
 	local neuron = {}
 	neuron.incoming = {}
 	neuron.value = 0.0
-	
+	--neuron.dw = 1
 	return neuron
 end
 
@@ -143,15 +143,18 @@ function generateNetwork(genome)
 	genome.network = network
 end
 
-function evaluateNetwork(network, inputs)
+function evaluateNetwork(network, inputs, inputDeltas)
 	table.insert(inputs, 1)
+	table.insert(inputDeltas,99)
 	if #inputs ~= Inputs then
 		console.writeline("Incorrect number of neural network inputs.")
 		return {}
 	end
 	
+
 	for i=1,Inputs do
-		network.neurons[i].value = inputs[i]
+		network.neurons[i].value = inputs[i] * inputDeltas[i]
+		--network.neurons[i].value = inputs[i]
 	end
 	
 	for _,neuron in pairs(network.neurons) do
@@ -655,9 +658,11 @@ end
 function evaluateCurrent()
 	local species = pool.species[pool.currentSpecies]
 	local genome = species.genomes[pool.currentGenome]
-
-	inputs = game.getInputs()
-	controller = evaluateNetwork(genome.network, inputs)
+	
+	local inputDeltas = {}
+	inputs, inputDeltas = game.getInputs()
+	
+	controller = evaluateNetwork(genome.network, inputs, inputDeltas)
 	
 	if controller["P1 Left"] and controller["P1 Right"] then
 		controller["P1 Left"] = false
@@ -964,7 +969,7 @@ function flipState()
 end
  
 function loadPool()
-	filename = forms.openfile("DP1.state.pool","C:\Users\mmill\Downloads\BizHawk-2.2\Lua\SNES\neat-mario\pool") 
+	filename = forms.openfile("DP1.state.pool","C:/Users/mmill/Downloads/BizHawk-2.2/Lua/SNES/neat-mario/pool/") 
 	--local filename = forms.gettext(saveLoadFile)
 	forms.settext(saveLoadFile, filename)
 	loadFile(filename)
@@ -1006,7 +1011,7 @@ GenomeLabel = forms.label(form, "Genome: " .. pool.currentGenome, 230, 5)
 MeasuredLabel = forms.label(form, "Measured: " .. "", 330, 5)
 
 FitnessLabel = forms.label(form, "Fitness: " .. "", 5, 30)
-MaxLabel = forms.label(form, "Maximum: " .. "", 130, 30)
+MaxLabel = forms.label(form, "Max: " .. "", 130, 30)
 
 CoinsLabel = forms.label(form, "Coins: " .. "", 5, 65)
 ScoreLabel = forms.label(form, "Score: " .. "", 130, 65)
@@ -1048,7 +1053,7 @@ while true do
 	if checkMarioCollision == true then
 		if hitTimer > 0 then
 			marioHitCounter = marioHitCounter + 1
-			console.writeline("Mario took damage, hit counter: " .. marioHitCounter)
+			--console.writeline("Mario took damage, hit counter: " .. marioHitCounter)
 			checkMarioCollision = false
 		end
 	end
@@ -1065,14 +1070,14 @@ while true do
 		local coins = game.getCoins() - startCoins
 		local score = game.getScore() - startScore
 		
-		console.writeline("Coins: " .. coins .. " score: " .. score)
+		--console.writeline("Coins: " .. coins .. " score: " .. score)
 
 		local coinScoreFitness = (coins * 50) + (score * 0.2)
 		if (coins + score) > 0 then 
 			console.writeline("Coins and Score added " .. coinScoreFitness .. " fitness")
 		end
 		
-		local hitPenalty = marioHitCounter * 200
+		local hitPenalty = marioHitCounter * 100
 		
 		local fitness = coinScoreFitness - hitPenalty + rightmost - pool.currentFrame / 2
 		if rightmost > 4816 then
@@ -1110,11 +1115,12 @@ while true do
 		end
 	end
 	
+	gui.drawEllipse(game.screenX-84, game.screenY-84, 192, 192, 0x50000000) 
 	forms.settext(FitnessLabel, "Fitness: " .. math.floor(rightmost - (pool.currentFrame) / 2 - (timeout + timeoutBonus)*2/3))
 	forms.settext(GenerationLabel, "Generation: " .. pool.generation)
 	forms.settext(SpeciesLabel, "Species: " .. pool.currentSpecies)
 	forms.settext(GenomeLabel, "Genome: " .. pool.currentGenome)
-	forms.settext(MaxLabel, "Maximum: " .. math.floor(pool.maxFitness))
+	forms.settext(MaxLabel, "Max: " .. math.floor(pool.maxFitness))
 	forms.settext(MeasuredLabel, "Measured: " .. math.floor(measured/total*100) .. "%")
 	forms.settext(CoinsLabel, "Coins: " .. (game.getCoins() - startCoins))
 	forms.settext(ScoreLabel, "Score: " .. (game.getScore() - startScore))

neat-mario/mathFunctions.lua

@@ -6,4 +6,24 @@ function _M.sigmoid(x)
 	return 2/(1+math.exp(-4.9*x))-1
 end
 
+function _M.squashDistance(x)
+	local window = 0.20
+	local delta = 0.25
+	
+	local dist = (x-8)
+	local newDist = 1
+	
+	while dist > 0 do
+		newDist = newDist - (window*delta)
+		dist = dist - 1
+	end
+	
+	if newDist < 0.80 then
+		newDist = 0.80
+	end
+	
+	return newDist
+end
+
+
 return _M