3 files changed, 55 insertions, 2 deletions
diff --git a/graphics/java/android/renderscript/Element.java b/graphics/java/android/renderscript/Element.java
index aab8c21..3061b1e 100644
--- a/graphics/java/android/renderscript/Element.java
+++ b/graphics/java/android/renderscript/Element.java
@@ -223,6 +223,52 @@ public class Element extends BaseObj {
             return this;
         }
 
+        public Builder addFloat(Element.DataKind dk) {
+            add(DataType.FLOAT, dk, false, 32, null);
+            return this;
+        }
+
+        public Builder addFloat(Element.DataKind dk, String name) {
+            add(DataType.FLOAT, dk, false, 32, name);
+            return this;
+        }
+
+        public Builder addFloatXY() {
+            add(DataType.FLOAT, DataKind.X, false, 32, null);
+            add(DataType.FLOAT, DataKind.Y, false, 32, null);
+            return this;
+        }
+
+        public Builder addFloatXYZ() {
+            add(DataType.FLOAT, DataKind.X, false, 32, null);
+            add(DataType.FLOAT, DataKind.Y, false, 32, null);
+            add(DataType.FLOAT, DataKind.Z, false, 32, null);
+            return this;
+        }
+
+        public Builder addFloatRGB() {
+            add(DataType.FLOAT, DataKind.RED, false, 32, null);
+            add(DataType.FLOAT, DataKind.GREEN, false, 32, null);
+            add(DataType.FLOAT, DataKind.BLUE, false, 32, null);
+            return this;
+        }
+
+        public Builder addFloatRGBA() {
+            add(DataType.FLOAT, DataKind.RED, false, 32, null);
+            add(DataType.FLOAT, DataKind.GREEN, false, 32, null);
+            add(DataType.FLOAT, DataKind.BLUE, false, 32, null);
+            add(DataType.FLOAT, DataKind.ALPHA, false, 32, null);
+            return this;
+        }
+
+        public Builder addUNorm8RGBA() {
+            add(DataType.UNSIGNED, DataKind.RED, true, 8, null);
+            add(DataType.UNSIGNED, DataKind.GREEN, true, 8, null);
+            add(DataType.UNSIGNED, DataKind.BLUE, true, 8, null);
+            add(DataType.UNSIGNED, DataKind.ALPHA, true, 8, null);
+            return this;
+        }
+
         static synchronized Element internalCreate(RenderScript rs, Builder b) {
             rs.nElementBegin();
             for (int ct=0; ct < b.mEntryCount; ct++) {
diff --git a/graphics/java/android/renderscript/RenderScript.java b/graphics/java/android/renderscript/RenderScript.java
index b98a48a..ab263ed 100644
--- a/graphics/java/android/renderscript/RenderScript.java
+++ b/graphics/java/android/renderscript/RenderScript.java
@@ -142,7 +142,7 @@ public class RenderScript {
     native void nScriptSetClearDepth(int script, float depth);
     native void nScriptSetClearStencil(int script, int stencil);
     native void nScriptSetTimeZone(int script, byte[] timeZone);
-    native void nScriptSetType(int type, String name, int slot);
+    native void nScriptSetType(int type, boolean writable, String name, int slot);
     native void nScriptSetRoot(boolean isRoot);
 
     native void nScriptCBegin();
diff --git a/graphics/java/android/renderscript/Script.java b/graphics/java/android/renderscript/Script.java
index 47479d8..5b9eb55 100644
--- a/graphics/java/android/renderscript/Script.java
+++ b/graphics/java/android/renderscript/Script.java
@@ -24,6 +24,7 @@ public class Script extends BaseObj {
 
     boolean mIsRoot;
     Type[] mTypes;
+    boolean[] mWritable;
 
     Script(int id, RenderScript rs) {
         super(rs);
@@ -67,11 +68,13 @@ public class Script extends BaseObj {
         boolean mIsRoot = false;
         Type[] mTypes;
         String[] mNames;
+        boolean[] mWritable;
 
         Builder(RenderScript rs) {
             mRS = rs;
             mTypes = new Type[MAX_SLOT];
             mNames = new String[MAX_SLOT];
+            mWritable = new boolean[MAX_SLOT];
         }
 
         public void setType(Type t, int slot) {
@@ -84,11 +87,15 @@ public class Script extends BaseObj {
             mNames[slot] = name;
         }
 
+        public void setType(boolean writable, int slot) {
+            mWritable[slot] = writable;
+        }
+
         void transferCreate() {
             mRS.nScriptSetRoot(mIsRoot);
             for(int ct=0; ct < mTypes.length; ct++) {
                 if(mTypes[ct] != null) {
-                    mRS.nScriptSetType(mTypes[ct].mID, mNames[ct], ct);
+                    mRS.nScriptSetType(mTypes[ct].mID, mWritable[ct], mNames[ct], ct);
                 }
             }
         }