diff --git a/libs/rs/java/Fountain/res/raw/fountain.rs b/libs/rs/java/Fountain/res/raw/fountain.rs
index c44a796a6a89e..4b56b1b925f3c 100644
--- a/libs/rs/java/Fountain/res/raw/fountain.rs
+++ b/libs/rs/java/Fountain/res/raw/fountain.rs
@@ -9,7 +9,7 @@
 
 static int newPart = 0;
 
-float4 partColor;
+static float4 partColor;
 rs_mesh partMesh;
 
 typedef struct __attribute__((packed, aligned(4))) Point {
@@ -44,22 +44,18 @@ int root() {
 
 #pragma rs export_func(addParticles)
 
-void addParticles(int rate, int x, int y)
+void addParticles(int rate, float x, float y, int newColor)
 {
-    //rsDebug("partColor", partColor);
-    //rsDebug("partColor x", partColor.x);
-    //rsDebug("partColor y", partColor.y);
-    //rsDebug("partColor z", partColor.z);
-    //rsDebug("partColor w", partColor.w);
-
+    if (newColor) {
+        partColor.x = rsRand(0.5f, 1.0f);
+        partColor.y = rsRand(1.0f);
+        partColor.z = rsRand(1.0f);
+    }
     float rMax = ((float)rate) * 0.005f;
     int size = rsAllocationGetDimX(rsGetAllocation(point));
+    uchar4 c = rsPackColorTo8888(partColor);
 
-    uchar4 c = rsPackColorTo8888(partColor.x, partColor.y, partColor.z);
-
-    //rsDebug("color ", ((int *)&c)[0]);
     Point_t * np = &point[newPart];
-
     float2 p = {x, y};
     while (rate--) {
         float angle = rsRand(3.14f * 2.f);
diff --git a/libs/rs/java/Fountain/res/raw/fountain_bc.bc b/libs/rs/java/Fountain/res/raw/fountain_bc.bc
index f90d8f1456e40..66d50b35a7bee 100644
Binary files a/libs/rs/java/Fountain/res/raw/fountain_bc.bc and b/libs/rs/java/Fountain/res/raw/fountain_bc.bc differ
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 7a7866d2efeec..6f4737f789b40 100644
--- a/libs/rs/java/Fountain/src/com/android/fountain/FountainRS.java
+++ b/libs/rs/java/Fountain/src/com/android/fountain/FountainRS.java
@@ -48,18 +48,10 @@ public class FountainRS {
         mRS.contextBindRootScript(mScript);
     }
 
-    Float4 tmpColor = new Float4();
     boolean holdingColor = false;
-    java.util.Random mRand = new java.util.Random();
     public void newTouchPosition(int x, int y, int rate) {
         if (rate > 0) {
-            if (!holdingColor) {
-                tmpColor.x = mRand.nextFloat() * 0.5f + 0.5f;
-                tmpColor.y = mRand.nextFloat();
-                tmpColor.z = mRand.nextFloat();
-                mScript.set_partColor(tmpColor);
-            }
-            mScript.invoke_addParticles(rate, x, y);
+            mScript.invoke_addParticles(rate, x, y, !holdingColor ? 1 : 0);
             holdingColor = true;
         } else {
             holdingColor = false;
diff --git a/libs/rs/java/Fountain/src/com/android/fountain/ScriptC_Fountain.java b/libs/rs/java/Fountain/src/com/android/fountain/ScriptC_Fountain.java
index 88062e8c51bb6..66b5b98b89b41 100644
--- a/libs/rs/java/Fountain/src/com/android/fountain/ScriptC_Fountain.java
+++ b/libs/rs/java/Fountain/src/com/android/fountain/ScriptC_Fountain.java
@@ -63,11 +63,12 @@ public class ScriptC_Fountain extends ScriptC {
     }
 
     private final static int mExportFuncIdx_addParticles = 0;
-    public void invoke_addParticles(int rate, int x, int y) {
-        FieldPacker addParticles_fp = new FieldPacker(12);
+    public void invoke_addParticles(int rate, float x, float y, int newColor) {
+        FieldPacker addParticles_fp = new FieldPacker(16);
         addParticles_fp.addI32(rate);
-        addParticles_fp.addI32(x);
-        addParticles_fp.addI32(y);
+        addParticles_fp.addF32(x);
+        addParticles_fp.addF32(y);
+        addParticles_fp.addI32(newColor);
         invoke(mExportFuncIdx_addParticles, addParticles_fp);
     }
 
diff --git a/libs/rs/rsScriptC_LibGL.cpp b/libs/rs/rsScriptC_LibGL.cpp
index f0de908799cdd..052e14471c3f0 100644
--- a/libs/rs/rsScriptC_LibGL.cpp
+++ b/libs/rs/rsScriptC_LibGL.cpp
@@ -345,8 +345,6 @@ static ScriptCState::SymbolTable_t gSyms[] = {
     { "rsgGetWidth", (void *)&SC_getWidth },
     { "rsgGetHeight", (void *)&SC_getHeight },
 
-  { "_Z18rsgUploadToTextureii", (void *)&SC_uploadToTexture2 },
-  { "_Z18rsgUploadToTexturei", (void *)&SC_uploadToTexture },
     { "_Z18rsgUploadToTexture13rs_allocationi", (void *)&SC_uploadToTexture2 },
     { "_Z18rsgUploadToTexture13rs_allocation", (void *)&SC_uploadToTexture },
     { "rsgUploadToBufferObject", (void *)&SC_uploadToBufferObject },
@@ -358,8 +356,6 @@ static ScriptCState::SymbolTable_t gSyms[] = {
     { "rsgDrawSpriteScreenspace", (void *)&SC_drawSpriteScreenspace },
     { "_Z17rsgDrawSimpleMesh7rs_mesh", (void *)&SC_drawSimpleMesh },
     { "_Z17rsgDrawSimpleMesh7rs_meshii", (void *)&SC_drawSimpleMeshRange },
-  { "_Z17rsgDrawSimpleMeshi", (void *)&SC_drawSimpleMesh },
-  { "_Z17rsgDrawSimpleMeshiii", (void *)&SC_drawSimpleMeshRange },
 
     { "rsgClearColor", (void *)&SC_ClearColor },
     { "rsgClearDepth", (void *)&SC_ClearDepth },
@@ -370,7 +366,6 @@ static ScriptCState::SymbolTable_t gSyms[] = {
     { "updateSimpleMesh", (void *)&SC_updateSimpleMesh },
 
     // misc
-    //{ "pfClearColor", (void *)&SC_ClearColor },
     { "color", (void *)&SC_color },
 
     { NULL, NULL }