diff --git a/libs/rs/java/Fountain/res/raw/fountain.c b/libs/rs/java/Fountain/res/raw/fountain.c
index 8a55406aeb779..69195654732a5 100644
--- a/libs/rs/java/Fountain/res/raw/fountain.c
+++ b/libs/rs/java/Fountain/res/raw/fountain.c
@@ -3,7 +3,7 @@
 #pragma version(1)
 #pragma stateVertex(default)
 #pragma stateFragment(PgmFragBackground)
-#pragma stateFragmentStore(parent)
+#pragma stateFragmentStore(PFSReplace)
 
 
 int main(int launchID) {
@@ -36,6 +36,7 @@ int main(int launchID) {
 
     drawRect(0, 256, 0, 512);
     contextBindProgramFragment(NAMED_PgmFragParts);
+    contextBindProgramFragmentStore(NAMED_PFSBlend);
 
     if (touch) {
         newPart = loadI32(2, 0);
diff --git a/libs/rs/java/Fountain/src/com/android/fountain/FountainRS.java b/libs/rs/java/Fountain/src/com/android/fountain/FountainRS.java
index 467115a5eea27..745635fb1269a 100644
--- a/libs/rs/java/Fountain/src/com/android/fountain/FountainRS.java
+++ b/libs/rs/java/Fountain/src/com/android/fountain/FountainRS.java
@@ -56,6 +56,7 @@ public class FountainRS {
     private RenderScript.Allocation mVertAlloc;
     private RenderScript.Script mScript;
     private RenderScript.ProgramFragmentStore mPFS;
+    private RenderScript.ProgramFragmentStore mPFS2;
     private RenderScript.ProgramFragment mPF;
     private RenderScript.ProgramFragment mPF2;
     private RenderScript.Allocation mTexture;
@@ -79,20 +80,29 @@ public class FountainRS {
             Bitmap b = bd.getBitmap();
             mTexture = mRS.allocationCreateFromBitmap(b,
                                                       RenderScript.ElementPredefined.RGB_565,
-                                                      true);
+                                                      false);
             mTexture.uploadToTexture(0);
         }
 
         mRS.programFragmentStoreBegin(null, null);
         mRS.programFragmentStoreBlendFunc(RenderScript.BlendSrcFunc.SRC_ALPHA, RenderScript.BlendDstFunc.ONE);
         mRS.programFragmentStoreDepthFunc(RenderScript.DepthFunc.ALWAYS);
+        mRS.programFragmentStoreDepthMask(false);
+        mRS.programFragmentStoreDitherEnable(false);
         mPFS = mRS.programFragmentStoreCreate();
-        mPFS.setName("MyBlend");
-        mRS.contextBindProgramFragmentStore(mPFS);
+        mPFS.setName("PFSBlend");
+
+        mRS.programFragmentStoreBegin(null, null);
+        mRS.programFragmentStoreDepthFunc(RenderScript.DepthFunc.ALWAYS);
+        mRS.programFragmentStoreDepthMask(false);
+        mRS.programFragmentStoreDitherEnable(false);
+        mPFS2 = mRS.programFragmentStoreCreate();
+        mPFS2.setName("PFSReplace");
+        mRS.contextBindProgramFragmentStore(mPFS2);
 
         mRS.samplerBegin();
-        mRS.samplerSet(RenderScript.SamplerParam.FILTER_MAG, RenderScript.SamplerValue.LINEAR);
-        mRS.samplerSet(RenderScript.SamplerParam.FILTER_MIN, RenderScript.SamplerValue.LINEAR);
+        mRS.samplerSet(RenderScript.SamplerParam.FILTER_MAG, RenderScript.SamplerValue.NEAREST);
+        mRS.samplerSet(RenderScript.SamplerParam.FILTER_MIN, RenderScript.SamplerValue.NEAREST);
         mSampler = mRS.samplerCreate();
 
 
diff --git a/libs/rs/rsType.cpp b/libs/rs/rsType.cpp
index 6b9982052d640..5bb4d6095ad5d 100644
--- a/libs/rs/rsType.cpp
+++ b/libs/rs/rsType.cpp
@@ -94,9 +94,9 @@ void Type::compute()
         mLODs[lod].mOffset = offset;
         //LOGE("txyz %i %i %i", tx, ty, tz);
         offset += tx * rsMax(ty, 1u) * rsMax(tz, 1u) * mElement->getSizeBytes();
-        tx >>= 1;
-        ty >>= 1;
-        tz >>= 1;
+        tx = (tx + 1) >> 1;
+        ty = (ty + 1) >> 1;
+        tz = (tz + 1) >> 1;
     }
 
     //LOGE("size %i", offset);