use the odin compiler in the build script instead of manually building everything

android/AndroidManifest.xml

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+          package="com.example.NativeExample"
+          android:versionCode="1"
+          android:versionName="1.0">
+
+  <uses-sdk android:minSdkVersion="24" />
+  <uses-feature android:glEsVersion="0x00030002" android:required="true" />
+
+  <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+  <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+  <uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE" />
+
+  <application
+      android:label="NativeExample"
+      android:hasCode="false"
+      android:icon="@mipmap/ic_launcher"
+      android:roundIcon="@mipmap/ic_launcher_round"
+      android:debuggable="false">
+
+    <activity android:name="android.app.NativeActivity"
+              android:configChanges="orientation|keyboardHidden"
+              android:theme="@android:style/Theme.NoTitleBar.Fullscreen">
+
+      <meta-data android:name="android.app.lib_name"
+                 android:value="main" />
+
+      <intent-filter>
+        <action android:name="android.intent.action.MAIN" />
+        <category android:name="android.intent.category.LAUNCHER" />
+      </intent-filter>
+
+    </activity>
+
+  </application>
+
+</manifest>

android/assets/fragment.glsl

@@ -0,0 +1,9 @@
+//
+
+precision mediump float;
+varying vec3 color;
+
+void main()
+{
+  gl_FragColor = vec4(color, 1.0);
+}

android/assets/vertex.glsl

@@ -0,0 +1,11 @@
+//
+
+attribute vec2 vPosition;
+attribute vec3 vColor;
+varying vec3 color;
+
+void main()
+{
+  color = vColor;
+  gl_Position = vec4(vPosition, 0.0, 1.0);
+}

android/res/drawable-v24/ic_launcher_background.xml

@@ -0,0 +1,22 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="260dp"
+    android:height="260dp"
+    android:viewportWidth="260"
+    android:viewportHeight="260">
+  <path
+      android:pathData="m260.84,130.84c0,71.8 -58.2,130 -130,130 -71.8,0 -130,-58.2 -130,-130 0,-71.8 58.2,-130 130,-130 71.8,0 130,58.2 130,130z">
+    <aapt:attr name="android:fillColor">
+      <gradient 
+          android:centerX="29.32"
+          android:centerY="29.32"
+          android:gradientRadius="203.03"
+          android:type="radial">
+        <item android:offset="0" android:color="#FF189CFF"/>
+        <item android:offset="0.58" android:color="#FF138EEB"/>
+        <item android:offset="0.8" android:color="#FF0971BF"/>
+        <item android:offset="1" android:color="#FF005493"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+</vector>

android/res/drawable-v24/ic_launcher_foreground.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="260dp"
+    android:height="260dp"
+    android:viewportWidth="260"
+    android:viewportHeight="260">
+  <path
+      android:pathData="m101.51,171.2c-1.92,-1.32 -3.44,-2.6 -3.44,-2.6L147.46,83.06c0,0 2.03,0.75 3.71,1.56 2.12,1.01 3.87,2 3.87,2 23.94,13.82 32.16,44.48 18.33,68.42 -13.82,23.94 -44.48,32.16 -68.42,18.33 0,0 -1.68,-0.96 -3.45,-2.18zM150.87,93.85 L109.13,166.15c19.95,11.52 45.5,4.67 57.02,-15.28 11.52,-19.95 4.67,-45.5 -15.28,-57.02zM88.9,158.64c-1.68,-2.43 -2.28,-3.6 -2.28,-3.6 -8.63,-14.99 -9.26,-34.05 0,-50.09 9.26,-16.04 26.08,-25.02 43.38,-25.04 0,0 2.33,-0.01 4.28,0.18 2.93,0.28 4.88,0.66 4.88,0.66L91.92,162.56c0,0 -1.12,-1.16 -3.03,-3.92zM125,88.57c-12.59,1.53 -24.33,8.75 -31.15,20.56 -6.82,11.82 -7.2,25.59 -2.23,37.26z"
+      android:fillColor="#ffffff"/>
+</vector>

android/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
+</adaptive-icon>

android/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
+</adaptive-icon>