From f415cf2d78cb214b0a661e0f03905b4279656ea8 Mon Sep 17 00:00:00 2001
From: Joe Onorato <joeo@android.com>
Date: Mon, 10 Aug 2009 15:15:52 -0700
Subject: Add two addDefines methods to ScriptC.Builder.  They add #defines
 from the fileds on a class or object that you pass in.

---
 graphics/java/android/renderscript/ScriptC.java | 40 +++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

(limited to 'graphics/java')

diff --git a/graphics/java/android/renderscript/ScriptC.java b/graphics/java/android/renderscript/ScriptC.java
index 0f231d6..bb99e23 100644
--- a/graphics/java/android/renderscript/ScriptC.java
+++ b/graphics/java/android/renderscript/ScriptC.java
@@ -24,10 +24,15 @@ import java.io.InputStream;
 import java.util.Map.Entry;
 import java.util.HashMap;
 
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+
 /**
  * @hide
  **/
 public class ScriptC extends Script {
+    private static final String TAG = "ScriptC";
+
     ScriptC(int id, RenderScript rs) {
         super(id, rs);
     }
@@ -113,6 +118,41 @@ public class ScriptC extends Script {
             mFloatDefines.put(name, value);
         }
 
+        /**
+         * Takes the all public static final fields for a class, and adds defines
+         * for them, using the name of the field as the name of the define.
+         */
+        public void addDefines(Class cl) {
+            addDefines(cl.getFields(), (Modifier.STATIC | Modifier.FINAL | Modifier.PUBLIC), null);
+        }
+
+        /**
+         * Takes the all public fields for an object, and adds defines
+         * for them, using the name of the field as the name of the define.
+         */
+        public void addDefines(Object o) {
+            addDefines(o.getClass().getFields(), Modifier.PUBLIC, o);
+        }
+
+        void addDefines(Field[] fields, int mask, Object o) {
+            for (Field f: fields) {
+                try {
+                    if ((f.getModifiers() & mask) == mask) {
+                        Class t = f.getType();
+                        if (t == int.class) {
+                            mIntDefines.put(f.getName(), f.getInt(o));
+                        }
+                        else if (t == float.class) {
+                            mFloatDefines.put(f.getName(), f.getFloat(o));
+                        }
+                    }
+                } catch (IllegalAccessException ex) {
+                    // TODO: Do we want this log?
+                    Log.d(TAG, "addDefines skipping field " + f.getName());
+                }
+            }
+        }
+
         public ScriptC create() {
             return internalCreate(this);
         }
-- 
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