Add a new attribute to android manifest for defining the GLES version number.

This attribute is parsed by the PackageParser into ConfigurationInfo. The major
and minor version numbers are defined as the higher and lower order bits.

api/current.xml

@@ -3518,17 +3518,6 @@
  visibility="public"
 >
 </field>
-<field name="donut_resource_pad30"
- type="int"
- transient="false"
- volatile="false"
- value="16843394"
- static="true"
- final="true"
- deprecated="not deprecated"
- visibility="public"
->
-</field>
 <field name="donut_resource_pad4"
  type="int"
  transient="false"
@@ -4453,6 +4442,17 @@
  visibility="public"
 >
 </field>
+<field name="glEsVersion"
+ type="int"
+ transient="false"
+ volatile="false"
+ value="16843394"
+ static="true"
+ final="true"
+ deprecated="not deprecated"
+ visibility="public"
+>
+</field>
 <field name="gradientRadius"
  type="int"
  transient="false"
@@ -35239,6 +35239,17 @@
  visibility="public"
 >
 </method>
+<method name="getGlEsVersion"
+ return="java.lang.String"
+ abstract="false"
+ native="false"
+ synchronized="false"
+ static="false"
+ final="false"
+ deprecated="not deprecated"
+ visibility="public"
+>
+</method>
 <method name="writeToParcel"
  return="void"
  abstract="false"
@@ -35264,6 +35275,17 @@
  visibility="public"
 >
 </field>
+<field name="GL_ES_VERSION_UNDEFINED"
+ type="int"
+ transient="false"
+ volatile="false"
+ value="0"
+ static="true"
+ final="true"
+ deprecated="not deprecated"
+ visibility="public"
+>
+</field>
 <field name="INPUT_FEATURE_FIVE_WAY_NAV"
  type="int"
  transient="false"
@@ -35286,6 +35308,16 @@
  visibility="public"
 >
 </field>
+<field name="reqGlEsVersion"
+ type="int"
+ transient="false"
+ volatile="false"
+ static="false"
+ final="false"
+ deprecated="not deprecated"
+ visibility="public"
+>
+</field>
 <field name="reqInputFeatures"
  type="int"
  transient="false"

core/java/android/content/pm/ConfigurationInfo.java

@@ -22,7 +22,7 @@ import android.os.Parcelable;
 /**
  * Information you can retrieve about hardware configuration preferences
  * declared by an application. This corresponds to information collected from the
- * AndroidManifest.xml's <uses-configuration> tags.
+ * AndroidManifest.xml's <uses-configuration> and the   <uses-feature>tags.
  */
 public class ConfigurationInfo implements Parcelable {    
     /**
@@ -70,6 +70,16 @@ public class ConfigurationInfo implements Parcelable {
      */
     public int reqInputFeatures = 0;
 
+    /**
+     * Default value for {@link #reqGlEsVersion};
+     */
+    public static final int GL_ES_VERSION_UNDEFINED = 0;
+    /**
+     * The GLES version used by an application. The upper order 16 bits represent the
+     * major version and the lower order 16 bits the minor version.
+     */
+    public int reqGlEsVersion;
+
     public ConfigurationInfo() {
     }
 
@@ -78,6 +88,7 @@ public class ConfigurationInfo implements Parcelable {
         reqKeyboardType = orig.reqKeyboardType;
         reqNavigation = orig.reqNavigation;
         reqInputFeatures = orig.reqInputFeatures;
+        reqGlEsVersion = orig.reqGlEsVersion;
     }
 
     public String toString() {
@@ -86,7 +97,8 @@ public class ConfigurationInfo implements Parcelable {
             + ", touchscreen = " + reqTouchScreen + "}"
             + ", inputMethod = " + reqKeyboardType + "}"
             + ", navigation = " + reqNavigation + "}"
-            + ", reqInputFeatures = " + reqInputFeatures + "}";
+            + ", reqInputFeatures = " + reqInputFeatures + "}"
+            + ", reqGlEsVersion = " + reqGlEsVersion + "}";
     }
 
     public int describeContents() {
@@ -98,6 +110,7 @@ public class ConfigurationInfo implements Parcelable {
         dest.writeInt(reqKeyboardType);
         dest.writeInt(reqNavigation);
         dest.writeInt(reqInputFeatures);
+        dest.writeInt(reqGlEsVersion);
     }
 
     public static final Creator<ConfigurationInfo> CREATOR =
@@ -115,5 +128,18 @@ public class ConfigurationInfo implements Parcelable {
         reqKeyboardType = source.readInt();
         reqNavigation = source.readInt();
         reqInputFeatures = source.readInt();
+        reqGlEsVersion = source.readInt();
+    }
+
+    /**
+     * This method extracts the major and minor version of reqGLEsVersion attribute
+     * and returns it as a string. Say reqGlEsVersion value of 0x00010002 is returned
+     * as 1.2
+     * @return String representation of the reqGlEsVersion attribute
+     */
+    public String getGlEsVersion() {
+        int major = ((reqGlEsVersion & 0xffff0000) >> 16);
+        int minor = reqGlEsVersion & 0x0000ffff;
+        return String.valueOf(major)+"."+String.valueOf(minor);
     }
 }

core/java/android/content/pm/PackageParser.java

@@ -748,6 +748,18 @@ public class PackageParser {
 
                 XmlUtils.skipCurrentTag(parser);
 
+            } else if (tagName.equals("uses-feature")) {
+                ConfigurationInfo cPref = new ConfigurationInfo();
+                sa = res.obtainAttributes(attrs,
+                        com.android.internal.R.styleable.AndroidManifestUsesFeature);
+                cPref.reqGlEsVersion = sa.getInt(
+                        com.android.internal.R.styleable.AndroidManifestUsesFeature_glEsVersion,
+                        ConfigurationInfo.GL_ES_VERSION_UNDEFINED);
+                sa.recycle();
+                pkg.configPreferences.add(cPref);
+
+                XmlUtils.skipCurrentTag(parser);
+
             } else if (tagName.equals("uses-sdk")) {
                 if (mSdkVersion > 0) {
                     sa = res.obtainAttributes(attrs,

core/res/res/values/attrs_manifest.xml

@@ -596,7 +596,8 @@
          {@link #AndroidManifestUsesPermission uses-permission},
          {@link #AndroidManifestUsesConfiguration uses-configuration},
          {@link #AndroidManifestApplication application},
-         {@link #AndroidManifestInstrumentation instrumentation}.  -->
+         {@link #AndroidManifestInstrumentation instrumentation},
+         {@link #AndroidManifestUsesFeature uses-feature}.  -->
     <declare-styleable name="AndroidManifest">
         <attr name="versionCode" />
         <attr name="versionName" />
@@ -765,6 +766,22 @@
         <attr name="reqFiveWayNav" />
     </declare-styleable>
 
+    <!-- The <code>uses-feature</code> tag specifies
+         a specific feature used by the application.
+         For example an application might specify that it requires
+         specific version of open gl. Multiple such attribute
+         values can be specified by the application.
+
+         <p>This appears as a child tag of the root
+         {@link #AndroidManifest manifest} tag. -->
+    <declare-styleable name="AndroidManifestUsesFeature" parent="AndroidManifest">
+        <!-- The GLES driver version number needed by an application.
+             The higher 16 bits represent the major number and the lower 16 bits
+             represent the minor number. For example for GL 1.2 referring to
+             0x00000102, the actual value should be set as 0x00010002. -->
+        <attr name="glEsVersion" format="integer"/>
+    </declare-styleable>
+
     <!-- The <code>uses-sdk</code> tag describes the SDK features that the
          containing package must be running on to operate correctly.
          

core/res/res/values/public.xml

@@ -1115,6 +1115,7 @@
   <public type="attr" name="fadeEnabled" />
   <public type="attr" name="backupAgent" />
   <public type="attr" name="allowBackup" />
+  <public type="attr" name="glEsVersion" />
   
   <public-padding type="attr" name="donut_resource_pad" end="0x0101029f" />