diff --git a/.idea/codeStyles/codeStyleConfig.xml b/.idea/codeStyles/codeStyleConfig.xml
new file mode 100644
index 0000000..a55e7a1
--- /dev/null
+++ b/.idea/codeStyles/codeStyleConfig.xml
@@ -0,0 +1,5 @@
+<component name="ProjectCodeStyleConfiguration">
+  <state>
+    <option name="PREFERRED_PROJECT_CODE_STYLE" value="Default" />
+  </state>
+</component>
\ No newline at end of file
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 2d5e634..010dfa3 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -22,6 +22,15 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <activity
+            android:name="test.TestDiceActivity"
+            android:label="@string/app_name" android:screenOrientation="landscape">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
     </application>
     
      <uses-permission android:name="android.permission.CAMERA"/>
diff --git a/src/framework/RWT/RWTSprite.java b/src/framework/RWT/RWTSprite.java
new file mode 100644
index 0000000..4d2c0a2
--- /dev/null
+++ b/src/framework/RWT/RWTSprite.java
@@ -0,0 +1,12 @@
+package framework.RWT;
+
+
+import functions.Position;
+
+public class RWTSprite {
+    private int textureNo;
+
+    // 表示座標
+    private Position<Float, Float> pos;
+    private
+}
diff --git a/src/functions/Position.java b/src/functions/Position.java
new file mode 100644
index 0000000..3b09fcd
--- /dev/null
+++ b/src/functions/Position.java
@@ -0,0 +1,34 @@
+package functions;
+
+public class Position<T extends Number> implements Cloneable {
+    public T x, y, z;
+
+    public Position() {
+        x = 0.0;
+        y = 0.0;
+    }
+
+    public Position(T1 val1, T2 val2) {
+        first = val1;
+        second = val2;
+    }
+
+    public void swap(Position<T1, T2> t){
+        Position<T1, T2> tmp = this;
+        first = t.first;
+        second = t.second;
+        t = tmp;
+    }
+
+    @SuppressWarnings("unchecked")
+    @Override
+    public Position<T1, T2> clone(){
+        Position<T1, T2> p = new Position<T1, T2>();
+        try {
+            p = (Position<T1, T2>)super.clone();
+        } catch (CloneNotSupportedException e) {
+            e.printStackTrace();
+        }
+        return p;
+    }
+}