diff --git a/lib/kotludens/com/persesgames/game/Game.kt b/lib/kotludens/com/persesgames/game/Game.kt
index 28d042f..c65d346 100644
--- a/lib/kotludens/com/persesgames/game/Game.kt
+++ b/lib/kotludens/com/persesgames/game/Game.kt
@@ -85,6 +85,54 @@
         println("width: $width, height: $height")
     }
 
+    fun screenToGameCoordX(screenX: Float): Float {
+        var result = screenX
+
+        when(viewType) {
+            ViewType.ABSOLUTE -> {
+                // nop
+            }
+            ViewType.WIDTH -> {
+                result = (screenX / windowWidth * width) - width / 2
+            }
+            ViewType.HEIGHT -> {
+                result = (screenX / windowWidth * width) - width / 2
+            }
+            ViewType.PROJECTION -> {
+                // uhm
+            }
+            else -> {
+                throw IllegalStateException("ViewType $viewType not implemented!")
+            }
+        }
+
+        return result
+    }
+
+    fun screenToGameCoordY(screenY: Float): Float {
+        var result = screenY
+
+        when(viewType) {
+            ViewType.ABSOLUTE -> {
+                // nop
+            }
+            ViewType.WIDTH -> {
+                result = (screenY / windowHeight * height) - height / 2
+            }
+            ViewType.HEIGHT -> {
+                result = (screenY / windowHeight * height) - height / 2
+            }
+            ViewType.PROJECTION -> {
+                // uhm
+            }
+            else -> {
+                throw IllegalStateException("ViewType $viewType not implemented!")
+            }
+        }
+
+        return result
+    }
+
     fun setToWidth(width: Float) {
         this.width = width
         this.viewType = ViewType.WIDTH

diff --git a/lib/kotludens/com/persesgames/game/Game.kt b/lib/kotludens/com/persesgames/game/Game.kt
index 28d042f..c65d346 100644
--- a/lib/kotludens/com/persesgames/game/Game.kt
+++ b/lib/kotludens/com/persesgames/game/Game.kt
@@ -85,6 +85,54 @@
         println("width: $width, height: $height")
     }
 
+    fun screenToGameCoordX(screenX: Float): Float {
+        var result = screenX
+
+        when(viewType) {
+            ViewType.ABSOLUTE -> {
+                // nop
+            }
+            ViewType.WIDTH -> {
+                result = (screenX / windowWidth * width) - width / 2
+            }
+            ViewType.HEIGHT -> {
+                result = (screenX / windowWidth * width) - width / 2
+            }
+            ViewType.PROJECTION -> {
+                // uhm
+            }
+            else -> {
+                throw IllegalStateException("ViewType $viewType not implemented!")
+            }
+        }
+
+        return result
+    }
+
+    fun screenToGameCoordY(screenY: Float): Float {
+        var result = screenY
+
+        when(viewType) {
+            ViewType.ABSOLUTE -> {
+                // nop
+            }
+            ViewType.WIDTH -> {
+                result = (screenY / windowHeight * height) - height / 2
+            }
+            ViewType.HEIGHT -> {
+                result = (screenY / windowHeight * height) - height / 2
+            }
+            ViewType.PROJECTION -> {
+                // uhm
+            }
+            else -> {
+                throw IllegalStateException("ViewType $viewType not implemented!")
+            }
+        }
+
+        return result
+    }
+
     fun setToWidth(width: Float) {
         this.width = width
         this.viewType = ViewType.WIDTH
diff --git a/lib/kotludens/com/persesgames/input/Keys.kt b/lib/kotludens/com/persesgames/input/Keys.kt
index a30b761..d9b491d 100644
--- a/lib/kotludens/com/persesgames/input/Keys.kt
+++ b/lib/kotludens/com/persesgames/input/Keys.kt
@@ -1,7 +1,9 @@
 package com.persesgames.input
 
+import com.persesgames.game.Game
 import org.w3c.dom.events.Event
 import org.w3c.dom.events.KeyboardEvent
+import org.w3c.dom.events.MouseEvent
 import java.util.*
 import kotlin.browser.document
 import kotlin.dom.on
@@ -28,9 +30,14 @@
 
     fun keyUp(keyCode: Int)
 
+    fun pointerClick(pointer: Int, x: Float, y: Float)
+
 }
 
-class DefaultProcessor: InputProcessor {
+open class EmptyInputProcessor : InputProcessor {
+    override fun pointerClick(pointer: Int, x: Float, y: Float) {
+    }
+
     override fun keyDown(keyCode: Int) {
     }
 
@@ -39,12 +46,14 @@
 
     override fun keyUp(keyCode: Int) {
     }
+
+
 }
 
 object Keys {
 
     private val keys: MutableMap<Int, Int> = HashMap();
-    private var inputProcesser: InputProcessor = DefaultProcessor()
+    private var inputProcesser: InputProcessor = EmptyInputProcessor()
 
     init {
         val body = document.body
@@ -60,6 +69,22 @@
             body.on("keypress", true) {
                 Keys.keyPress(it)
             }
+
+            body.on("click", true) {
+                Keys.mouseClick(it)
+            }
+
+            body.on("mousedown", true) {
+                Keys.mouseMove(it)
+            }
+
+            body.on("mouseup", true) {
+                Keys.mouseMove(it)
+            }
+
+            body.on("mousemove", true) {
+                Keys.mouseMove(it)
+            }
         }
     }
 
@@ -89,6 +114,24 @@
         }
     }
 
+    private fun mouseClick(event: Event) {
+        if (event is MouseEvent) {
+            val vx: Float = Game.view.screenToGameCoordX(event.clientX.toFloat())
+            val vy: Float = Game.view.screenToGameCoordY(event.clientY.toFloat())
+
+            inputProcesser.pointerClick(event.button.toInt(), vx, vy)
+        }
+    }
+
+    private fun mouseMove(event: Event) {
+        if (event is MouseEvent) {
+            val vx: Float = Game.view.screenToGameCoordX(event.clientX.toFloat())
+            val vy: Float = Game.view.screenToGameCoordY(event.clientY.toFloat())
+
+
+        }
+    }
+
     fun isDown(keyCode: Int) = keys.containsKey(keyCode)
 
     fun isDown(keyCode: KeyCode) = keys.containsKey(keyCode.keyCode)

diff --git a/lib/kotludens/com/persesgames/game/Game.kt b/lib/kotludens/com/persesgames/game/Game.kt
index 28d042f..c65d346 100644
--- a/lib/kotludens/com/persesgames/game/Game.kt
+++ b/lib/kotludens/com/persesgames/game/Game.kt
@@ -85,6 +85,54 @@
         println("width: $width, height: $height")
     }
 
+    fun screenToGameCoordX(screenX: Float): Float {
+        var result = screenX
+
+        when(viewType) {
+            ViewType.ABSOLUTE -> {
+                // nop
+            }
+            ViewType.WIDTH -> {
+                result = (screenX / windowWidth * width) - width / 2
+            }
+            ViewType.HEIGHT -> {
+                result = (screenX / windowWidth * width) - width / 2
+            }
+            ViewType.PROJECTION -> {
+                // uhm
+            }
+            else -> {
+                throw IllegalStateException("ViewType $viewType not implemented!")
+            }
+        }
+
+        return result
+    }
+
+    fun screenToGameCoordY(screenY: Float): Float {
+        var result = screenY
+
+        when(viewType) {
+            ViewType.ABSOLUTE -> {
+                // nop
+            }
+            ViewType.WIDTH -> {
+                result = (screenY / windowHeight * height) - height / 2
+            }
+            ViewType.HEIGHT -> {
+                result = (screenY / windowHeight * height) - height / 2
+            }
+            ViewType.PROJECTION -> {
+                // uhm
+            }
+            else -> {
+                throw IllegalStateException("ViewType $viewType not implemented!")
+            }
+        }
+
+        return result
+    }
+
     fun setToWidth(width: Float) {
         this.width = width
         this.viewType = ViewType.WIDTH
diff --git a/lib/kotludens/com/persesgames/input/Keys.kt b/lib/kotludens/com/persesgames/input/Keys.kt
index a30b761..d9b491d 100644
--- a/lib/kotludens/com/persesgames/input/Keys.kt
+++ b/lib/kotludens/com/persesgames/input/Keys.kt
@@ -1,7 +1,9 @@
 package com.persesgames.input
 
+import com.persesgames.game.Game
 import org.w3c.dom.events.Event
 import org.w3c.dom.events.KeyboardEvent
+import org.w3c.dom.events.MouseEvent
 import java.util.*
 import kotlin.browser.document
 import kotlin.dom.on
@@ -28,9 +30,14 @@
 
     fun keyUp(keyCode: Int)
 
+    fun pointerClick(pointer: Int, x: Float, y: Float)
+
 }
 
-class DefaultProcessor: InputProcessor {
+open class EmptyInputProcessor : InputProcessor {
+    override fun pointerClick(pointer: Int, x: Float, y: Float) {
+    }
+
     override fun keyDown(keyCode: Int) {
     }
 
@@ -39,12 +46,14 @@
 
     override fun keyUp(keyCode: Int) {
     }
+
+
 }
 
 object Keys {
 
     private val keys: MutableMap<Int, Int> = HashMap();
-    private var inputProcesser: InputProcessor = DefaultProcessor()
+    private var inputProcesser: InputProcessor = EmptyInputProcessor()
 
     init {
         val body = document.body
@@ -60,6 +69,22 @@
             body.on("keypress", true) {
                 Keys.keyPress(it)
             }
+
+            body.on("click", true) {
+                Keys.mouseClick(it)
+            }
+
+            body.on("mousedown", true) {
+                Keys.mouseMove(it)
+            }
+
+            body.on("mouseup", true) {
+                Keys.mouseMove(it)
+            }
+
+            body.on("mousemove", true) {
+                Keys.mouseMove(it)
+            }
         }
     }
 
@@ -89,6 +114,24 @@
         }
     }
 
+    private fun mouseClick(event: Event) {
+        if (event is MouseEvent) {
+            val vx: Float = Game.view.screenToGameCoordX(event.clientX.toFloat())
+            val vy: Float = Game.view.screenToGameCoordY(event.clientY.toFloat())
+
+            inputProcesser.pointerClick(event.button.toInt(), vx, vy)
+        }
+    }
+
+    private fun mouseMove(event: Event) {
+        if (event is MouseEvent) {
+            val vx: Float = Game.view.screenToGameCoordX(event.clientX.toFloat())
+            val vy: Float = Game.view.screenToGameCoordY(event.clientY.toFloat())
+
+
+        }
+    }
+
     fun isDown(keyCode: Int) = keys.containsKey(keyCode)
 
     fun isDown(keyCode: KeyCode) = keys.containsKey(keyCode.keyCode)
diff --git a/src/com/persesgames/shooter/Shooter.kt b/src/com/persesgames/shooter/Shooter.kt
index 12042ca..7b10d7a 100644
--- a/src/com/persesgames/shooter/Shooter.kt
+++ b/src/com/persesgames/shooter/Shooter.kt
@@ -2,6 +2,7 @@
 
 import com.persesgames.game.Game
 import com.persesgames.game.Screen
+import com.persesgames.input.EmptyInputProcessor
 import com.persesgames.input.InputProcessor
 import com.persesgames.input.KeyCode
 import com.persesgames.input.Keys
@@ -16,9 +17,7 @@
  * Created by rnentjes on 19-4-16.
  */
 
-class GameInputProcessor: InputProcessor {
-    override fun keyDown(keyCode: Int) {
-    }
+class GameInputProcessor: EmptyInputProcessor() {
 
     override fun keyPressed(charCode: Int) {
         println("charCode: $charCode")
@@ -27,9 +26,9 @@
         }
     }
 
-    override fun keyUp(keyCode: Int) {
+    override fun pointerClick(pointer: Int, x: Float, y: Float) {
+        println("POINTER $pointer -> ($x, $y)")
     }
-
 }
 
 class WelcomeScreen: Screen() {
@@ -97,7 +96,7 @@
 }
 
 fun main(args: Array<String>) {
-    Game.view.setToWidth(4000f);
+    Game.view.setToWidth(2000f);
 
     Game.start(WelcomeScreen())
 }