get_gesture.ino

/**
 * @example get_gesture.ino
 */
#include <Arduino.h>
#include <String.h>
#include <Wire.h>
 
// 包含gesture_recognizer.h头文件
#include "gesture_recognizer.h"
 
namespace {
// 创建 GestureRecognizer 实例, I2C地址为0x39 (GestureRecognizer::kDefaultI2cAddress)
emakefun::GestureRecognizer g_gesture_recognizer(emakefun::GestureRecognizer::kDefaultI2cAddress);
}  // namespace
 
void setup() {
  Serial.begin(115200);
  Serial.println("setup");
  Wire.begin();
  const auto ret = g_gesture_recognizer.Initialize(&Wire);
  if (ret == 0) {
    Serial.println(String(F("gesture recognizer initialization was successful")));
  } else {
    Serial.println(String(F("gesture recognizer initialization failed: ")) + ret);
    while (true)
      ;
  }
 
  Serial.println(F("setup was successful"));
}
 
void loop() {
  // 通过GetGesture获取手势
  const auto gesture = g_gesture_recognizer.GetGesture();
 
  // 如果手势的不为空，则打印出手势的值
  if (gesture != emakefun::GestureRecognizer::kGestureNone) {
    Serial.println(String(F("recognized gesture: ")) + gesture);
  }
}