public class MyGLSurfaceView extends GLSurfaceView {

private final MyGLRenderer mRenderer;

public MyGLSurfaceView(Context context) {
    super(context);

    // Set the Renderer for drawing on the GLSurfaceView
    mRenderer = new MyGLRenderer();
    setRenderer(mRenderer);

    // Render the view only when there is a change in the drawing data
    setRenderMode(GLSurfaceView.RENDERMODE_WHEN_DIRTY);
}


@Override
public boolean onTouchEvent(MotionEvent e)
{
    float x =e.getX();
    float y =e.getY();

    if(e.getAction()==MotionEvent.ACTION_MOVE)
    {
        mRenderer.setLoc(x,y);
        requestRender();
    }
    return true;
}

public class MyGLRenderer implements GLSurfaceView.Renderer {

private float mAngle;

public PVector pos;
public Rectangle r;
public Square sq;

@Override
public void onSurfaceCreated(GL10 gl, EGLConfig config) {
    // Set the background frame color
    gl.glClearColor(1f, 1f, 1f, 1.0f);

    pos=new PVector();
    r=new Rectangle(0.5f,0.4f);
    sq=new Square(0.3f);
}

@Override
public void onDrawFrame(GL10 gl) {

    // Draw background color
    gl.glClear(GL10.GL_COLOR_BUFFER_BIT | GL10.GL_DEPTH_BUFFER_BIT);

    // Set GL_MODELVIEW transformation mode
    gl.glMatrixMode(GL10.GL_MODELVIEW);
    gl.glLoadIdentity();   // reset the matrix to its default state

    // When using GL_MODELVIEW, you must set the view point
    GLU.gluLookAt(gl, 0, 0, -3, 0f, 0f, 0f, 0f, 1.0f, 0.0f);

    gl.glTranslatef(pos.x,pos.y,0f);

    //r.draw(gl);
    sq.draw(gl);

}//rend

@Override
public void onSurfaceChanged(GL10 gl, int width, int height) {
    // Adjust the viewport based on geometry changes
    // such as screen rotations
    gl.glViewport(0, 0, width, height);

    // make adjustments for screen ratio
    float ratio = (float) width / height;
    gl.glMatrixMode(GL10.GL_PROJECTION);        // set matrix to projection mode
    gl.glLoadIdentity();                        // reset the matrix to its default state
    gl.glFrustumf(-ratio, ratio, -1, 1, 3, 7);  // apply the projection matrix
}

/**
 * Returns the rotation angle of the triangle shape (mTriangle).
 *
 * @return - A float representing the rotation angle.
 */
public float getAngle() {
    return mAngle;
}

/**
 * Sets the rotation angle of the triangle shape (mTriangle).
 */
public void setAngle(float angle) {
    mAngle = angle;
}

public void setLoc(float x,float y)
{
    pos.x=x; pos.y=y;
}