initial version

sensors/StepSensor.h

@@ -0,0 +1,66 @@
+#ifndef STEPSENSOR_H
+#define STEPSENSOR_H
+
+
+#include "../misc/fixc11.h"
+#include "AccelerometerSensor.h"
+#include "Sensor.h"
+
+struct StepData {
+	;
+};
+
+class StepSensor : public Sensor<StepData>, public SensorListener<AccelerometerData> {
+
+private:
+
+	AccelerometerSensor& acc;
+
+public:
+
+	/** hidden ctor. use singleton */
+	StepSensor(AccelerometerSensor& acc) : acc(acc) {
+		;
+	}
+
+	void start() override {
+		acc.addListener(this);
+		acc.start();
+	}
+
+	void stop() override {
+		throw "todo";
+	}
+
+	virtual void onSensorData(const AccelerometerData& data) override {
+		parse(data);
+	}
+
+
+protected:
+
+	const float threshold = 11.0;
+	const int blockTime = 25;
+	int block = 0;
+
+	void parse(const AccelerometerData& data) {
+
+		const float x = data.x;
+		const float y = data.y;
+		const float z = data.z;
+
+		const float mag = std::sqrt( (x*x) + (y*y) + (z*z) );
+
+		if (block > 0) {
+			--block;
+		} else if (mag > threshold) {
+			informListeners(StepData());
+			block = blockTime;
+		}
+
+	}
+
+};
+
+
+#endif // STEPSENSOR_H