improve sensorservice_test output (b9e15263) · Commits · e / os / android_frameworks_native

services/sensorservice/tests/sensorservicetest.cpp

+12 −13

Original line number	Diff line number	Diff line
		@@ -35,22 +35,21 @@ int receiver(int fd, int events, void* data)

		while ((n = q->read(buffer, 8)) > 0) {
		for (int i=0 ; i<n ; i++) {
		if (buffer[i].type == Sensor::TYPE_ACCELEROMETER) {
		printf("time=%lld, value=<%5.1f,%5.1f,%5.1f>\n",
		buffer[i].timestamp,
		buffer[i].acceleration.x,
		buffer[i].acceleration.y,
		buffer[i].acceleration.z);
		}

		float t;
		if (oldTimeStamp) {
		float t = float(buffer[i].timestamp - oldTimeStamp) / s2ns(1);
		printf("%f ms (%f Hz)\n", t*1000, 1.0/t);
		t = float(buffer[i].timestamp - oldTimeStamp) / s2ns(1);
		} else {
		float t = float(buffer[i].timestamp - sStartTime) / s2ns(1);
		printf("first event: %f ms\n", t*1000);
		t = float(buffer[i].timestamp - sStartTime) / s2ns(1);
		}
		oldTimeStamp = buffer[i].timestamp;

		if (buffer[i].type == Sensor::TYPE_ACCELEROMETER) {
		printf("%lld\t%8f\t%8f\t%8f\t%f\n",
		buffer[i].timestamp,
		buffer[i].data[0], buffer[i].data[1], buffer[i].data[2],
		1.0/t);
		}

		}
		}
		if (n<0 && n != -EAGAIN) {
		@@ -79,7 +78,7 @@ int main(int argc, char** argv)

		q->enableSensor(accelerometer);

		q->setEventRate(accelerometer, ms2ns(200));
		q->setEventRate(accelerometer, ms2ns(10));

		sp<Looper> loop = new Looper(false);
		loop->addFd(q->getFd(), 0, ALOOPER_EVENT_INPUT, receiver, q.get());