commit 3365725b8246b0fd8369cfe407a90b4069cc10d1
Author: Leszek Koltunski <leszek@distoretedandroid.org>
Date:   Thu Jan 26 17:11:16 2017 +0000

    Separable Gaussian Blur with linear sampling done.
    
    Linear sampling implemented - i.e. blurring by a (2N+1)x(2N+1) gaussian kernel (centeral pixel + N pixels in each direction) requires exactly 2N + (N%2==1 ? 4:2) texture fetches.

diff --git a/src/main/java/org/distorted/examples/blur/BlurRenderer.java b/src/main/java/org/distorted/examples/blur/BlurRenderer.java
index c142541..96a31e0 100644
--- a/src/main/java/org/distorted/examples/blur/BlurRenderer.java
+++ b/src/main/java/org/distorted/examples/blur/BlurRenderer.java
@@ -73,7 +73,7 @@ class BlurRenderer implements GLSurfaceView.Renderer
 
    int setBlur(int blur)
      {
-     int radius = blur/3;
+     int radius = blur/2;
      mRadiusSta.set(radius);
      return radius;
      }