首先要把andengine.jar复制到libs文件夹里

package com.hu.anden;import org.anddev.andengine.engine.Engine;import org.anddev.andengine.engine.camera.Camera;import org.anddev.andengine.engine.options.EngineOptions;import org.anddev.andengine.engine.options.EngineOptions.ScreenOrientation;import org.anddev.andengine.engine.options.resolutionpolicy.RatioResolutionPolicy;import org.anddev.andengine.entity.scene.Scene;import org.anddev.andengine.entity.sprite.Sprite;import org.anddev.andengine.opengl.texture.TextureOptions;import org.anddev.andengine.opengl.texture.atlas.bitmap.BitmapTextureAtlas;import org.anddev.andengine.opengl.texture.atlas.bitmap.BitmapTextureAtlasTextureRegionFactory;import org.anddev.andengine.opengl.texture.region.TextureRegion;import org.anddev.andengine.ui.activity.BaseGameActivity;public class MainActivity extends BaseGameActivity {	public static int CAMERA_WIDTH = 320;	public static int CAMERA_HEIGHT = 480;		public Camera mCamera;	public Scene mScene;	private BitmapTextureAtlas bgTexture;	private TextureRegion background;		public Engine onLoadEngine() {		this.mCamera = new Camera(0, 0, CAMERA_WIDTH, CAMERA_HEIGHT);//创建相机		return new Engine(new EngineOptions(true, ScreenOrientation.PORTRAIT,				new RatioResolutionPolicy(CAMERA_WIDTH, CAMERA_HEIGHT),				this.mCamera));	}	public void onLoadResources() {		bgTexture = new BitmapTextureAtlas(1024, 1024,				TextureOptions.BILINEAR_PREMULTIPLYALPHA);		background = BitmapTextureAtlasTextureRegionFactory.createFromAsset(//从资产读取图片				bgTexture, this, "colorful.png", 0, 0);		this.getEngine().getTextureManager().loadTextures(bgTexture);	}	public Scene onLoadScene() {		mScene = new Scene();		mScene.setTouchAreaBindingEnabled(true);		return mScene;	}	public void onLoadComplete() {		Sprite bgd = new Sprite(0, 0, background);		mScene.attachChild(bgd);	}    }