1 /* 2 * Author: Stefan Andritoiu <stefan.andritoiu (at) intel.com> 3 * Copyright (c) 2015 Intel Corporation. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining 6 * a copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sublicense, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be 14 * included in all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 20 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 21 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 22 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23 */ 24 25 public class GroveRotarySample { 26 27 static { 28 try { 29 System.loadLibrary("javaupm_grove"); 30 } catch (UnsatisfiedLinkError e) { 31 System.err.println("error in loading native library"); 32 System.exit(-1); 33 } 34 } 35 36 public static void main(String[] args) throws InterruptedException { 37 // ! [Interesting] 38 upm_grove.GroveRotary knob = new upm_grove.GroveRotary(0); 39 40 while (true) { 41 float abs_value = knob.abs_value(); // Absolute raw value 42 float abs_deg = knob.abs_deg(); // Absolute degrees 43 float abs_rad = knob.abs_rad(); // Absolute radians 44 float rel_value = knob.rel_value(); // Relative raw value 45 float rel_deg = knob.rel_deg(); // Relative degrees 46 float rel_rad = knob.rel_rad(); // Relative radians 47 48 System.out.println("Absolute: " + abs_value + " raw, " + abs_deg + " deg, " + abs_rad 49 + " rad"); 50 System.out.println("Relative: " + rel_value + " raw, " + rel_deg + " deg, " + rel_rad 51 + " rad"); 52 53 Thread.sleep(3000); 54 } 55 // ! [Interesting] 56 } 57 58 }
