/*@ ensures
@ (sb.getSensorsLength() > 0) ==>
@ ((g_sensor.isEnabled()) ==>
@ ((g_value >= 1488 && g_value <= 2232) ==> (g_value == packet.accelerometerY)));
@*/
private void setAccelerometerY(/*@non_null*/ final FormalInstancePacket packet) {
if (sb.getSensorsLength() > 0) {
final ISensor sensor = sb.getSensor(SensorIndexer.ACCEL_Y);
// @ set g_sensor = sensor;
if (sensor.isEnabled()) {
sensor.measure();
final short value = (short) sensor.getValue();
// @ set g_value = value;
if (value >= 1488 && value <= 2232) {
packet.setAccelerometerY(value);
}
}
}
}
/*@ ensures
@ (sb.getSensorsLength() > 0) ==>
@ ((g_sensor.isEnabled()) ==>
@ ((g_value >= 310 && g_value <= 5585) ==> (g_value == packet.pressure)));
@*/
private void setPressure(/*@non_null*/ final FormalInstancePacket packet) {
if (sb.getSensorsLength() > 0) {
final ISensor sensor = sb.getSensor(SensorIndexer.PRESS);
// @ set g_sensor = sensor;
if (sensor.isEnabled()) {
sensor.measure();
final short value = (short) sensor.getValue();
// @ set g_value = value;
if (value >= 310 && value <= 5585) {
packet.setPressure(value);
}
}
}
}
/*@ ensures
@ (sb.getSensorsLength() > 0) ==>
@ ((g_sensor.isEnabled()) ==>
@ ((g_value >= 0 && g_value <= 1000) ==> (g_value == packet.lightLevel)));
@*/
private void setLightLevel(/*@non_null*/ final FormalInstancePacket packet) {
if (sb.getSensorsLength() > 0) {
final ISensor sensor = sb.getSensor(SensorIndexer.LIGHT);
// @ set g_sensor = sensor;
if (sensor.isEnabled()) {
sensor.measure();
final short value = (short) sensor.getValue();
// @ set g_value = value;
if (value >= 0 && value <= 1000) {
packet.setLightLevel(value);
}
}
}
}
/*@ ensures
@ (sb.getSensorsLength() > 0) ==>
@ ((g_sensor.isEnabled()) ==>
@ ((g_value >= -880 && g_value <= 2047) ==> (g_value == packet.temperature)));
@*/
private void setTemperature(/*@non_null*/ final FormalInstancePacket packet) {
if (sb.getSensorsLength() > 0) {
final ISensor sensor = sb.getSensor(SensorIndexer.THERM);
// @ set g_sensor = sensor;
if (sensor.isEnabled()) {
sensor.measure();
final short value = (short) sensor.getValue();
// @ set g_value = value;
if (value >= -880 && value <= 2047) {
packet.setTemperature(value);
}
}
}
}
private void readAudio(final int channel, /*@non_null@*/ final FormalInstancePacket packet) {
for (int index = 0; index < Packet.FRAMES; index++) {
boolean isValidChannel = channel >= 0 && channel < ab.getAudioArrayLength();
boolean isValidIndex = index >= 0 && index < Packet.FRAMES;
if (isValidChannel && isValidIndex) {
final ISensor audio = ab.getAudio(channel);
if (audio.isEnabled()) {
Frame frame = packet.getFrame(index);
if (frame instanceof FormalInstanceFrame) {
FormalInstanceFrame audioFrame = (FormalInstanceFrame) frame;
final char sample = (char) audio.getValue();
audioFrame.setAudio(channel, sample);
}
}
}
}
}
