@return screen rotation in degrees

Check if the orientation is changed this will fetch mirror orientation as well as 90 degrees orientation change

Build the background bitmap to fit canvas width @param width - width of the new bitmap @param height - height of the new bitmap

Call for FitnessAPI if needed

Create the wave shader

Calculate the gravity angle given two coordinates @param x - x coordinate @param y - y coordinate @return angle from origin

Query to get the num of steps since 00:00 until now

Scale and center crop a bitmap to fit new dimensions @param source - source bitmap to scale and center crop @param destWidth - destination width

Update the gravity point only if a the gravity vector is longer than the threshold @param x - x value from accelerometer @param y - y value from acce