commit a43e2db19eb787f366ccb0864906376a2818bb44
Author: Leszek Koltunski <leszek@distoretedandroid.org>
Date:   Thu May 18 12:46:04 2017 +0100

    minor

diff --git a/src/main/java/org/distorted/library/DistortedOutputSurface.java b/src/main/java/org/distorted/library/DistortedOutputSurface.java
index 4d8d5d7..9897325 100644
--- a/src/main/java/org/distorted/library/DistortedOutputSurface.java
+++ b/src/main/java/org/distorted/library/DistortedOutputSurface.java
@@ -198,11 +198,10 @@ abstract class DistortedOutputSurface extends DistortedSurface implements Distor
 
           for(int j=0; j<EffectQuality.LENGTH; j++)
             {
-            mBuffer1[j] = new DistortedFramebuffer( mDepthStencil     , DistortedObject.TYPE_SYST,
-                                                    (int)(mWidth*mipmap), (int)(mHeight*mipmap) );
-            mBuffer2[j] = new DistortedFramebuffer(NO_DEPTH_NO_STENCIL, DistortedObject.TYPE_SYST,
-                                                    (int)(mWidth*mipmap), (int)(mHeight*mipmap) );
+            mBuffer1[j] = new DistortedFramebuffer(mDepthStencil      ,TYPE_SYST, (int)(mWidth*mipmap), (int)(mHeight*mipmap) );
+            mBuffer2[j] = new DistortedFramebuffer(NO_DEPTH_NO_STENCIL,TYPE_SYST, (int)(mWidth*mipmap), (int)(mHeight*mipmap) );
             mBuffer1[j].mMipmap = mipmap;
+            mBuffer1[j].glClear(GLES30.GL_COLOR_BUFFER_BIT|GLES30.GL_DEPTH_BUFFER_BIT|GLES30.GL_STENCIL_BUFFER_BIT);
             mipmap *= EffectQuality.MULTIPLIER;
             }
           DistortedObject.toDo();  // create immediately