diff --git a/android/assets/shaders/bg_frag.glsl b/android/assets/shaders/bg.fsh
similarity index 100%
rename from android/assets/shaders/bg_frag.glsl
rename to android/assets/shaders/bg.fsh
diff --git a/android/assets/shaders/bg_vert.glsl b/android/assets/shaders/bg.vsh
similarity index 100%
rename from android/assets/shaders/bg_vert.glsl
rename to android/assets/shaders/bg.vsh
diff --git a/android/assets/shaders/glow.fsh b/android/assets/shaders/glow.fsh
new file mode 100755
index 0000000..a701908
--- /dev/null
+++ b/android/assets/shaders/glow.fsh
@@ -0,0 +1,38 @@
+#ifdef GL_ES
+#define LOWP lowp
+precision mediump float;
+#else
+#define LOWP
+#endif
+
+varying LOWP vec4 vColor;
+varying vec2 vTexCoord;
+
+uniform sampler2D u_texture;
+
+void main() {
+	vec4 sum = vec4(0);
+	vec2 texcoord = vTexCoord;
+	int j;
+	int i;
+
+	for (i = -4; i < 4; i++) {
+		for (j = -3; j < 3; j++) {
+			sum += texture2D(u_texture, texcoord + vec2(j, i)*0.004) * 0.25;
+		}
+	}
+	if (texture2D(u_texture, texcoord).r < 0.3) {
+		gl_FragColor = vec4(sum * sum * 0.012 + texture2D(u_texture, texcoord))
+				* vColor;
+	} else {
+		if (texture2D(u_texture, texcoord).r < 0.5) {
+			gl_FragColor = vec4(
+					sum * sum * 0.009 + texture2D(u_texture, texcoord))
+					* vColor;
+		} else {
+			gl_FragColor = vec4(
+					sum * sum * 0.0075 + texture2D(u_texture, texcoord))
+					* vColor;
+		}
+	}
+}
diff --git a/android/assets/shaders/glow_vert.glsl b/android/assets/shaders/glow.vsh
similarity index 100%
rename from android/assets/shaders/glow_vert.glsl
rename to android/assets/shaders/glow.vsh
diff --git a/android/assets/shaders/glow_frag.glsl b/android/assets/shaders/glow_frag.glsl
deleted file mode 100755
index cd77c39..0000000
--- a/android/assets/shaders/glow_frag.glsl
+++ /dev/null
@@ -1,42 +0,0 @@
-#ifdef GL_ES
-#define LOWP lowp
-precision mediump float;
-#else
-#define LOWP
-#endif
-
-varying LOWP vec4 vColor;
-varying vec2 vTexCoord;
-
-uniform sampler2D u_texture;
-
-void main()
-{
-   vec4 sum = vec4(0);
-   vec2 texcoord = vTexCoord;
-   int j;
-   int i;
-
-   for( i= -4 ;i < 4; i++)
-   {
-        for (j = -3; j < 3; j++)
-        {
-            sum += texture2D(u_texture, texcoord + vec2(j, i)*0.004) * 0.25;
-        }
-   }
-       if (texture2D(u_texture, texcoord).r < 0.3)
-    {
-       gl_FragColor = sum*sum*0.012 + texture2D(u_texture, texcoord);
-    }
-    else
-    {
-        if (texture2D(u_texture, texcoord).r < 0.5)
-        {
-            gl_FragColor = sum*sum*0.009 + texture2D(u_texture, texcoord);
-        }
-        else
-        {
-            gl_FragColor = sum*sum*0.0075 + texture2D(u_texture, texcoord);
-        }
-    }
-}
diff --git a/android/assets/shaders/invert_frag.glsl b/android/assets/shaders/invert_frag.glsl
deleted file mode 100755
index 05f2f50..0000000
--- a/android/assets/shaders/invert_frag.glsl
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifdef GL_ES
-#define LOWP lowp
-precision mediump float;
-#else
-#define LOWP
-#endif
-
-varying LOWP vec4 vColor;
-varying vec2 vTexCoord;
-
-uniform sampler2D u_texture;
-
-void main() {
-	vec4 texColor = texture2D(u_texture, vTexCoord);
-	texColor.rgb = 1.0 - texColor.rgb;
-	gl_FragColor = texColor * vColor;
-}
diff --git a/android/assets/shaders/invert_vert.glsl b/android/assets/shaders/invert_vert.glsl
deleted file mode 100755
index 8c0532d..0000000
--- a/android/assets/shaders/invert_vert.glsl
+++ /dev/null
@@ -1,15 +0,0 @@
-attribute vec4 a_position;
-attribute vec4 a_color;
-attribute vec2 a_texCoord0;
-
-uniform mat4 u_projTrans;
-uniform vec2 mouse;
-
-varying vec4 vColor;
-varying vec2 vTexCoord;
-void main() {
-	vColor = a_color;
-	vTexCoord = a_texCoord0;
-
-	gl_Position = u_projTrans * a_position;
-}
diff --git a/core/src/zero1hd/polyjet/ui/stages/GamePlayArea.java b/core/src/zero1hd/polyjet/ui/stages/GamePlayArea.java
index 918567d..57d0aa8 100755
--- a/core/src/zero1hd/polyjet/ui/stages/GamePlayArea.java
+++ b/core/src/zero1hd/polyjet/ui/stages/GamePlayArea.java
@@ -3,7 +3,14 @@ package zero1hd.polyjet.ui.stages;
 import com.badlogic.gdx.Gdx;
 import com.badlogic.gdx.Preferences;
 import com.badlogic.gdx.assets.AssetManager;
+import com.badlogic.gdx.graphics.Camera;
+import com.badlogic.gdx.graphics.GL20;
+import com.badlogic.gdx.graphics.OrthographicCamera;
+import com.badlogic.gdx.graphics.Pixmap.Format;
 import com.badlogic.gdx.graphics.Texture;
+import com.badlogic.gdx.graphics.g2d.Batch;
+import com.badlogic.gdx.graphics.g2d.TextureRegion;
+import com.badlogic.gdx.graphics.glutils.FrameBuffer;
 import com.badlogic.gdx.graphics.glutils.ShaderProgram;
 import com.badlogic.gdx.scenes.scene2d.Stage;
 import com.badlogic.gdx.utils.viewport.FitViewport;
@@ -33,7 +40,9 @@ public class GamePlayArea extends Stage {
 	
 	private ShaderProgram glowShader;
 	private ShaderProgram bgShader;
-	
+	private FrameBuffer blurTarget;
+	TextureRegion fboRegion;
+	private int fboSize;
 	private Texture background;
 	
 	private float time;
@@ -62,7 +71,7 @@ public class GamePlayArea extends Stage {
 	public void loadShaders(Preferences prefs) {
 		if (prefs.getBoolean("glow shader")) {
 			Gdx.app.debug("Shader", "using glow shader");
-			glowShader = new ShaderProgram(Gdx.files.internal("shaders/glow_vert.glsl").readString(), Gdx.files.internal("shaders/glow_frag.glsl").readString());
+			glowShader = new ShaderProgram(Gdx.files.internal("shaders/glow.vsh"), Gdx.files.internal("shaders/glow.fsh"));
 			if (!glowShader.isCompiled()) {
 				System.err.println(glowShader.getLog());
 				System.exit(0);
@@ -70,13 +79,21 @@ public class GamePlayArea extends Stage {
 			if (glowShader.getLog().length()!=0) {
 				System.out.println(glowShader.getLog());
 			}
+//			blurTarget = new FrameBuffer(Format.RGBA8888, Gdx.graphics.getHeight()/Polyjet.GAME_AREA_HEIGHT, Polyjet.GAME_AREA_WIDTH*Gdx.graphics.getHeight()/Polyjet.GAME_AREA_HEIGHT, false);
+//			blurTarget = new FrameBuffer(Format.RGBA8888, Polyjet.GAME_AREA_WIDTH, Polyjet.GAME_AREA_HEIGHT, false);
+			fboSize = 4096;
+			blurTarget = new FrameBuffer(Format.RGBA8888, fboSize, fboSize, false);
+//			blurTarget = new FrameBuffer(Format.RGBA8888, (int) getCamera().viewportWidth, (int) getCamera().viewportHeight, false);
+
+			fboRegion = new TextureRegion(blurTarget.getColorBufferTexture());
+			fboRegion.flip(false, true);
 			
 		}
 		
 		if (prefs.getBoolean("bg shader")) {
 			Gdx.app.debug("Shader", "using background shader");
 			
-			bgShader = new ShaderProgram(Gdx.files.internal("shaders/bg_vert.glsl").readString(), Gdx.files.internal("shaders/bg_frag.glsl").readString());
+			bgShader = new ShaderProgram(Gdx.files.internal("shaders/bg.vsh"), Gdx.files.internal("shaders/bg.fsh"));
 			
 			if (!bgShader.isCompiled()) {
 				System.err.println(bgShader.getLog());
@@ -85,7 +102,7 @@ public class GamePlayArea extends Stage {
 			if (bgShader.getLog().length()!=0) {
 				System.out.println(bgShader.getLog());
 			}
-			
+
 		} else {
 			//TODO prepare background rendering without shader
 		}
@@ -107,11 +124,48 @@ public class GamePlayArea extends Stage {
 		getBatch().end();
 		
 		if (glowShader != null) {
-			getBatch().setShader(glowShader);
+			blurTarget.begin();
+
+			Gdx.gl.glClearColor(0f, 0f, 0f, 0f);
+			Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
+//			
+			getBatch().setShader(null);
+//	        resizeBatch(fboSize, fboSize);
+//			resizeBatch(Polyjet.GAME_AREA_WIDTH, Polyjet.GAME_AREA_HEIGHT);
+			updateBatch();
+	        getBatch().begin();
+			getRoot().draw(getBatch(), 1f);
+			getBatch().flush();
+
+			blurTarget.end(getViewport().getScreenX(), getViewport().getScreenY(), getViewport().getScreenWidth(), getViewport().getScreenHeight());
+
+			
+//	        resizeBatch(Polyjet.GAME_AREA_WIDTH, Polyjet.GAME_AREA_HEIGHT);
+			updateBatch();
+//			getBatch().setShader(glowShader);
+			getBatch().draw(fboRegion, 0f, 0f, Polyjet.GAME_AREA_WIDTH, Polyjet.GAME_AREA_HEIGHT);
+			
+			getBatch().setShader(null);
+			getBatch().end();
+
 		} else {
 			getBatch().setShader(null);
+			super.draw();
 		}
-		super.draw();
+	}
+	
+	private void updateBatch() {
+		Camera camera = getViewport().getCamera();
+		camera.update();
+
+		Batch batch = getBatch();
+		batch.setProjectionMatrix(camera.combined);
+	}
+	
+	void resizeBatch(int width, int height) {
+		((OrthographicCamera) getCamera()).setToOrtho(false, width, height);
+		getBatch().setProjectionMatrix(getCamera().combined);
+//		getViewport().update(Gdx.graphics.getWidth(), Gdx.graphics.getHeight());
 	}
 	
 	@Override
@@ -232,4 +286,5 @@ public class GamePlayArea extends Stage {
 	public void dispose() {
 		super.dispose();
 	}
+	
 }