diff --git a/tsvm_executable/src/net/torvald/tsvm/AppLoader.java b/tsvm_executable/src/net/torvald/tsvm/AppLoader.java
index 006804d..c71d433 100644
--- a/tsvm_executable/src/net/torvald/tsvm/AppLoader.java
+++ b/tsvm_executable/src/net/torvald/tsvm/AppLoader.java
@@ -16,6 +16,7 @@ public class AppLoader {
 
     public static int WIDTH = 640;
     public static int HEIGHT = 480;
+    public static float MAGN = 2f;
 
     public static void main(String[] args) {
         ShaderProgram.pedantic = false;
@@ -28,7 +29,7 @@ public class AppLoader {
         appConfig.setResizable(false);
         appConfig.setTitle(appTitle);
 
-        appConfig.setWindowedMode(WIDTH, HEIGHT);
+        appConfig.setWindowedMode(((int) (WIDTH * MAGN)), ((int) (HEIGHT * MAGN)));
 
         HashMap<String, VMWatchdog> watchdogs = new HashMap<>();
         watchdogs.put("TEVD_COMMIT", TevdPartialDomCommitWatchdog.INSTANCE);
diff --git a/tsvm_executable/src/net/torvald/tsvm/VMGUI.kt b/tsvm_executable/src/net/torvald/tsvm/VMGUI.kt
index ae43b51..17b18d2 100644
--- a/tsvm_executable/src/net/torvald/tsvm/VMGUI.kt
+++ b/tsvm_executable/src/net/torvald/tsvm/VMGUI.kt
@@ -53,6 +53,7 @@ class VMGUI(val loaderInfo: EmulInstance, val viewportWidth: Int, val viewportHe
     lateinit var memvwr: Memvwr
     lateinit var fullscreenQuad: Mesh
     lateinit var gpuFBO: FrameBuffer
+    lateinit var winFBO: FrameBuffer
 
     val usememvwr = false
 
@@ -102,6 +103,7 @@ class VMGUI(val loaderInfo: EmulInstance, val viewportWidth: Int, val viewportHe
         crtShader = loadShaderInline(CRT_POST_SHADER)
 
         gpuFBO = FrameBuffer(Pixmap.Format.RGBA8888, viewportWidth, viewportHeight, false)
+        winFBO = FrameBuffer(Pixmap.Format.RGBA8888, viewportWidth, viewportHeight, false)
 
         init()
     }
@@ -247,6 +249,8 @@ class VMGUI(val loaderInfo: EmulInstance, val viewportWidth: Int, val viewportHe
     private val defaultGuiBackgroundColour = Color(0x444444ff)
 
     private fun renderGame(delta: Float) {
+        camera.setToOrtho(false, viewportWidth.toFloat(), viewportHeight.toFloat())
+        batch.projectionMatrix = camera.combined
         gpuFBO.begin()
             val clearCol = gpu?.getBackgroundColour() ?: defaultGuiBackgroundColour
             Gdx.gl.glClearColor(clearCol.r, clearCol.g, clearCol.b, clearCol.a)
@@ -262,6 +266,9 @@ class VMGUI(val loaderInfo: EmulInstance, val viewportWidth: Int, val viewportHe
         gpuFBO.end()
 
 
+        camera.setToOrtho(false, viewportWidth.toFloat(), viewportHeight.toFloat())
+        batch.projectionMatrix = camera.combined
+        winFBO.begin()
         Gdx.gl.glClearColor(0f, 0f, 0f, 0f)
         Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT)
 
@@ -286,6 +293,19 @@ class VMGUI(val loaderInfo: EmulInstance, val viewportWidth: Int, val viewportHe
                 (viewportWidth - loaderInfo.drawWidth).div(2).toFloat() + (gpu?.config?.width ?: 0),
                 (viewportHeight - loaderInfo.drawHeight).div(2).toFloat())
         }
+        winFBO.end()
+
+
+        camera.setToOrtho(true, viewportWidth * AppLoader.MAGN, viewportHeight * AppLoader.MAGN)
+        batch.projectionMatrix = camera.combined
+
+        Gdx.gl.glClearColor(0f, 0f, 0f, 0f)
+        Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT)
+        batch.inUse {
+            batch.shader = null
+            batch.color = Color.WHITE
+            batch.draw(winFBO.colorBufferTexture, 0f, 0f, viewportWidth * AppLoader.MAGN, viewportHeight * AppLoader.MAGN)
+        }
     }
 
     private fun setCameraPosition(newX: Float, newY: Float) {
@@ -320,12 +340,14 @@ class VMGUI(val loaderInfo: EmulInstance, val viewportWidth: Int, val viewportHe
         crtGradTex.texture.dispose()
         crtShader.dispose()
         gpuFBO.dispose()
+        winFBO.dispose()
         vm.dispose()
 
         System.err.println("VM disposed: ${vm.id}")
         exitProcess(0)
     }
 
+
     companion object {
         val cp437toUni = hashMapOf<Int, Char>(
             0 to 32.toChar(),