From a5835a2e5fdb98fdf03a223ddf7e082ba1020807 Mon Sep 17 00:00:00 2001
From: Jason Sams <jsams@google.com>
Date: Wed, 5 Nov 2014 15:16:26 -0800
Subject: [PATCH] Add FP16 types to the list of RenderScript types.

Change-Id: Ibf9a6d391fb4d6a5c4b4e05ab73fb58bd74dc586
---
 rs/java/android/renderscript/Element.java     | 45 ++++++++++++++++++-
 .../android/renderscript/RenderScript.java    |  5 +++
 2 files changed, 49 insertions(+), 1 deletion(-)

diff --git a/rs/java/android/renderscript/Element.java b/rs/java/android/renderscript/Element.java
index c6b5b0d99ea27..287b3f1273864 100644
--- a/rs/java/android/renderscript/Element.java
+++ b/rs/java/android/renderscript/Element.java
@@ -118,7 +118,10 @@ public class Element extends BaseObj {
      */
     public enum DataType {
         NONE (0, 0),
-        //FLOAT_16 (1, 2),
+        /**
+         *     @hide
+         */
+        FLOAT_16 (1, 2),
         FLOAT_32 (2, 4),
         FLOAT_64 (3, 8),
         SIGNED_8 (4, 1),
@@ -386,6 +389,16 @@ public class Element extends BaseObj {
         return rs.mElement_I64;
     }
 
+    /**
+     *     @hide
+     */
+    public static Element F16(RenderScript rs) {
+        if(rs.mElement_F16 == null) {
+            rs.mElement_F16 = createUser(rs, DataType.FLOAT_16);
+        }
+        return rs.mElement_F16;
+    }
+
     public static Element F32(RenderScript rs) {
         if(rs.mElement_F32 == null) {
             rs.mElement_F32 = createUser(rs, DataType.FLOAT_32);
@@ -520,6 +533,36 @@ public class Element extends BaseObj {
         return rs.mElement_RGBA_8888;
     }
 
+    /**
+     *     @hide
+     */
+    public static Element F16_2(RenderScript rs) {
+        if(rs.mElement_HALF_2 == null) {
+            rs.mElement_HALF_2 = createVector(rs, DataType.FLOAT_16, 2);
+        }
+        return rs.mElement_HALF_2;
+    }
+
+    /**
+     *     @hide
+     */
+    public static Element F16_3(RenderScript rs) {
+        if(rs.mElement_FLOAT_3 == null) {
+            rs.mElement_FLOAT_3 = createVector(rs, DataType.FLOAT_16, 3);
+        }
+        return rs.mElement_HALF_3;
+    }
+
+    /**
+     *     @hide
+     */
+    public static Element F16_4(RenderScript rs) {
+        if(rs.mElement_HALF_4 == null) {
+            rs.mElement_HALF_4 = createVector(rs, DataType.FLOAT_16, 4);
+        }
+        return rs.mElement_HALF_4;
+    }
+
     public static Element F32_2(RenderScript rs) {
         if(rs.mElement_FLOAT_2 == null) {
             rs.mElement_FLOAT_2 = createVector(rs, DataType.FLOAT_32, 2);
diff --git a/rs/java/android/renderscript/RenderScript.java b/rs/java/android/renderscript/RenderScript.java
index fb8ae5d420d4d..e12495a0a66e8 100644
--- a/rs/java/android/renderscript/RenderScript.java
+++ b/rs/java/android/renderscript/RenderScript.java
@@ -871,6 +871,7 @@ public class RenderScript {
     Element mElement_I32;
     Element mElement_U64;
     Element mElement_I64;
+    Element mElement_F16;
     Element mElement_F32;
     Element mElement_F64;
     Element mElement_BOOLEAN;
@@ -894,6 +895,10 @@ public class RenderScript {
     Element mElement_RGBA_4444;
     Element mElement_RGBA_8888;
 
+    Element mElement_HALF_2;
+    Element mElement_HALF_3;
+    Element mElement_HALF_4;
+
     Element mElement_FLOAT_2;
     Element mElement_FLOAT_3;
     Element mElement_FLOAT_4;