package com.androidol.constants; public interface MathConstants { public static final float DEG2RAD = (float)(Math.PI / 180.0); public static final float RAD2DEG = (float)(180.0 / Math.PI); public static final float PI = (float)Math.PI; public static final float PI_2 = PI / 2.0f; public static final float PI_4 = PI / 4.0f; }