Beging GL2 user shaders.  Switch master to using GL2 by default.
diff --git a/graphics/java/android/renderscript/ProgramFragment.java b/graphics/java/android/renderscript/ProgramFragment.java
index 392d93d..f8625e8 100644
--- a/graphics/java/android/renderscript/ProgramFragment.java
+++ b/graphics/java/android/renderscript/ProgramFragment.java
@@ -69,6 +69,7 @@
         Element mIn;
         Element mOut;
         boolean mPointSpriteEnable;
+        String mShader;
 
         private class Slot {
             Type mType;
@@ -92,6 +93,10 @@
             }
         }
 
+        public void setShader(String s) {
+            mShader = s;
+        }
+
         public void setType(int slot, Type t)
             throws IllegalArgumentException {
             if((slot < 0) || (slot >= MAX_SLOT)) {
@@ -144,6 +149,10 @@
                 }
             }
 
+            if (b.mShader != null) {
+                rs.nProgramFragmentSetShader(b.mShader);
+            }
+
             int id = rs.nProgramFragmentCreate();
             return new ProgramFragment(id, rs);
         }
diff --git a/graphics/java/android/renderscript/ProgramVertex.java b/graphics/java/android/renderscript/ProgramVertex.java
index ddb23ac..8a22138 100644
--- a/graphics/java/android/renderscript/ProgramVertex.java
+++ b/graphics/java/android/renderscript/ProgramVertex.java
@@ -45,6 +45,7 @@
         Light[] mLights;
         int mLightCount;
         boolean mTextureMatrixEnable;
+        String mShader;
 
 
         public Builder(RenderScript rs, Element in, Element out) {
@@ -59,6 +60,10 @@
             mTextureMatrixEnable = enable;
         }
 
+        public void setShader(String s) {
+            mShader = s;
+        }
+
         public void addLight(Light l) throws IllegalStateException {
             if(mLightCount >= MAX_LIGHT) {
                 throw new IllegalArgumentException("Max light count exceeded.");
@@ -79,10 +84,14 @@
                 outID = b.mOut.mID;
             }
             rs.nProgramVertexBegin(inID, outID);
-            for(int ct=0; ct < b.mLightCount; ct++) {
-                rs.nProgramVertexAddLight(b.mLights[ct].mID);
+            if (b.mShader != null) {
+                rs.nProgramVertexSetShader(b.mShader);
+            } else {
+                for(int ct=0; ct < b.mLightCount; ct++) {
+                    rs.nProgramVertexAddLight(b.mLights[ct].mID);
+                }
+                rs.nProgramVertexSetTextureMatrixEnable(b.mTextureMatrixEnable);
             }
-            rs.nProgramVertexSetTextureMatrixEnable(b.mTextureMatrixEnable);
             int id = rs.nProgramVertexCreate();
             return new ProgramVertex(id, rs);
         }
diff --git a/graphics/java/android/renderscript/RenderScript.java b/graphics/java/android/renderscript/RenderScript.java
index c42f647..22bfa69 100644
--- a/graphics/java/android/renderscript/RenderScript.java
+++ b/graphics/java/android/renderscript/RenderScript.java
@@ -171,12 +171,14 @@
     native void nProgramFragmentBindTexture(int vpf, int slot, int a);
     native void nProgramFragmentBindSampler(int vpf, int slot, int s);
     native void nProgramFragmentSetSlot(int slot, boolean enable, int env, int vt);
+    native void nProgramFragmentSetShader(String txt);
     native int  nProgramFragmentCreate();
 
     native void nProgramVertexBindAllocation(int pv, int mID);
     native void nProgramVertexBegin(int inID, int outID);
     native void nProgramVertexSetTextureMatrixEnable(boolean enable);
     native void nProgramVertexAddLight(int id);
+    native void nProgramVertexSetShader(String txt);
     native int  nProgramVertexCreate();
 
     native void nLightBegin();
diff --git a/graphics/jni/android_renderscript_RenderScript.cpp b/graphics/jni/android_renderscript_RenderScript.cpp
index af3bc74..ea5feb8 100644
--- a/graphics/jni/android_renderscript_RenderScript.cpp
+++ b/graphics/jni/android_renderscript_RenderScript.cpp
@@ -1053,9 +1053,20 @@
     return (jint)rsProgramFragmentStoreCreate(con);
 }
 
+
 // ---------------------------------------------------------------------------
 
 static void
+nProgramFragmentSetShader(JNIEnv *_env, jobject _this, jstring name)
+{
+    RsContext con = (RsContext)(_env->GetIntField(_this, gContextId));
+    const char* n = _env->GetStringUTFChars(name, NULL);
+    LOG_API("nProgramFragmentSetShader, con(%p)", con);
+    rsProgramFragmentSetShader(con, n, _env->GetStringUTFLength(name));
+    _env->ReleaseStringUTFChars(name, n);
+}
+
+static void
 nProgramFragmentBegin(JNIEnv *_env, jobject _this, jint in, jint out, jboolean pointSpriteEnable)
 {
     RsContext con = (RsContext)(_env->GetIntField(_this, gContextId));
@@ -1098,6 +1109,17 @@
 // ---------------------------------------------------------------------------
 
 static void
+nProgramVertexSetShader(JNIEnv *_env, jobject _this, jstring name)
+{
+    RsContext con = (RsContext)(_env->GetIntField(_this, gContextId));
+    const char* n = _env->GetStringUTFChars(name, NULL);
+    LOG_API("nProgramVertexSetShader, con(%p)", con);
+    rsProgramVertexSetShader(con, n, _env->GetStringUTFLength(name));
+    _env->ReleaseStringUTFChars(name, n);
+}
+
+
+static void
 nProgramVertexBegin(JNIEnv *_env, jobject _this, jint in, jint out)
 {
     RsContext con = (RsContext)(_env->GetIntField(_this, gContextId));
@@ -1436,6 +1458,7 @@
 {"nProgramFragmentBindTexture",    "(III)V",                               (void*)nProgramFragmentBindTexture },
 {"nProgramFragmentBindSampler",    "(III)V",                               (void*)nProgramFragmentBindSampler },
 {"nProgramFragmentSetSlot",        "(IZII)V",                              (void*)nProgramFragmentSetSlot },
+{"nProgramFragmentSetShader",      "(Ljava/lang/String;)V",                (void*)nProgramFragmentSetShader },
 {"nProgramFragmentCreate",         "()I",                                  (void*)nProgramFragmentCreate },
 
 {"nProgramRasterCreate",           "(IIZZZ)I",                             (void*)nProgramRasterCreate },
@@ -1446,6 +1469,7 @@
 {"nProgramVertexBegin",            "(II)V",                                (void*)nProgramVertexBegin },
 {"nProgramVertexSetTextureMatrixEnable",   "(Z)V",                         (void*)nProgramVertexSetTextureMatrixEnable },
 {"nProgramVertexAddLight",         "(I)V",                                 (void*)nProgramVertexAddLight },
+{"nProgramVertexSetShader",        "(Ljava/lang/String;)V",                (void*)nProgramVertexSetShader },
 {"nProgramVertexCreate",           "()I",                                  (void*)nProgramVertexCreate },
 
 {"nLightBegin",                    "()V",                                  (void*)nLightBegin },