diff --git a/examples/normalMap.lua b/examples/normalMap.lua
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--- /dev/null
+++ b/examples/normalMap.lua
@@ -0,0 +1,74 @@
+-- Example: Normal map Example
+local LightWorld = require "lib/light_world"
+
+function love.load()
+  x = 0
+  y = 0
+  scale = 1
+	-- load images
+	image = love.graphics.newImage("gfx/crossColor.jpg")
+	image_normal = love.graphics.newImage("gfx/crossnrm.jpg")
+
+	-- create light world
+	lightWorld = LightWorld({
+    drawBackground = drawBackground,
+    drawForground = drawForground,
+    ambient = {55,55,55},
+    refractionStrength = 32.0,
+    reflectionVisibility = 0.75,
+  })
+
+	-- create light
+	lightMouse = lightWorld:newLight(0, 0, 160, 160, 160, 300)
+	lightMouse:setGlowStrength(0.3)
+
+	-- create shadow bodys
+  local w, h = love.graphics.getWidth(), love.graphics.getHeight()
+	imageTest = lightWorld:newImage(image, w/2, h/2)
+	imageTest:setNormalMap(image_normal)
+end
+
+function love.update(dt)
+	love.window.setTitle("Light vs. Shadow Engine (FPS:" .. love.timer.getFPS() .. ")")
+
+	if love.keyboard.isDown("up") then
+		y = y - dt * 200
+	elseif love.keyboard.isDown("down") then
+		y = y + dt * 200
+	end
+
+	if love.keyboard.isDown("left") then
+		x = x - dt * 200
+	elseif love.keyboard.isDown("right") then
+		x = x + dt * 200
+	end
+
+	if love.keyboard.isDown("-") then
+		scale = scale - 0.01
+	elseif love.keyboard.isDown("=") then
+		scale = scale + 0.01
+	end
+
+	lightMouse:setPosition(love.mouse.getX()/scale, love.mouse.getY()/scale)
+end
+
+function love.draw()
+  love.graphics.push()
+    love.graphics.translate(x, y)
+    love.graphics.scale(scale)
+    lightWorld:draw(x,y,scale)
+  love.graphics.pop()
+end
+
+function drawBackground(l,t,w,h)
+  love.graphics.setColor(255, 255, 255)
+  love.graphics.rectangle("fill", -l/scale, -t/scale, w/scale, h/scale)
+end
+
+function drawForground(l,t,w,h)
+  love.graphics.setColor(255, 255, 255)
+  local w, h = love.graphics.getWidth(), love.graphics.getHeight()
+  love.graphics.draw(image, w/2-(image:getWidth()/2), h/2-(image:getHeight()/2))
+end
+
+
diff --git a/gfx/crossColor.jpg b/gfx/crossColor.jpg
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index 0000000..706f6e6
Binary files /dev/null and b/gfx/crossColor.jpg differ
diff --git a/gfx/crossnrm.jpg b/gfx/crossnrm.jpg
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index 0000000..63f1170
Binary files /dev/null and b/gfx/crossnrm.jpg differ