Made buffers slightly smaller to preserve memory.

Future changes could include making the buffers dynamically depend
on sensor speed and sample temporal validity.

adaptors/accelerometeradaptor/accelerometeradaptor.cpp

@@ -49,7 +49,7 @@ AccelerometerAdaptor::AccelerometerAdaptor(const QString& id) :
 
     setDescription("Input device accelerometer adaptor (lis302d)");
 
-    accelerometerBuffer_ = new DeviceAdaptorRingBuffer<OrientationData>(1024);
+    accelerometerBuffer_ = new DeviceAdaptorRingBuffer<OrientationData>(128);
     addAdaptedSensor("accelerometer", "Internal accelerometer coordinates", accelerometerBuffer_);
 
     introduceAvailableDataRange(DataRange(-2048, 2048, 1));

adaptors/alsadaptor/alsadaptor.cpp

@@ -40,7 +40,7 @@ struct bh1770glc_als {
 ALSAdaptor::ALSAdaptor(const QString& id) :
     SysfsAdaptor(id, SysfsAdaptor::SelectMode, Config::configuration()->value("als_dev_path").toString())
 {
-    alsBuffer_ = new DeviceAdaptorRingBuffer<TimedUnsigned>(1024);
+    alsBuffer_ = new DeviceAdaptorRingBuffer<TimedUnsigned>(32);
     addAdaptedSensor("als", "Internal ambient light sensor lux values", alsBuffer_);
 
     introduceAvailableDataRange(DataRange(0, 65535, 1));

adaptors/magnetometeradaptor/magnetometeradaptor.cpp

@@ -52,7 +52,7 @@ MagnetometerAdaptor::MagnetometerAdaptor(const QString& id) :
     } else {
         sensordLogD() << "Detected magnetometer driver at " << driverHandle;
         addPath(driverHandle, 0);
-        magnetometerBuffer_ = new DeviceAdaptorRingBuffer<TimedXyzData>(1024);
+        magnetometerBuffer_ = new DeviceAdaptorRingBuffer<TimedXyzData>(128);
         addAdaptedSensor("magnetometer", "Internal magnetometer coordinates", magnetometerBuffer_);
     }
 

adaptors/mrstaccelerometer/mrstaccelerometeradaptor.cpp

@@ -20,7 +20,7 @@ MRSTAccelAdaptor::MRSTAccelAdaptor (const QString& id) :
 
     devId = 0;
     addPath (devPath, devId);
-    buffer = new DeviceAdaptorRingBuffer<OrientationData>(1024);
+    buffer = new DeviceAdaptorRingBuffer<OrientationData>(128);
     addAdaptedSensor("accelerometer", "MRST accelerometer", buffer);
 }
 

adaptors/proximityadaptor/proximityadaptor.cpp

@@ -44,7 +44,7 @@ ProximityAdaptor::ProximityAdaptor(const QString& id) :
     SysfsAdaptor(id, SysfsAdaptor::SelectMode, Config::configuration()->value("proximity_dev_path").toString()),
     m_threshold(35)
 {
-    proximityBuffer_ = new DeviceAdaptorRingBuffer<TimedUnsigned>(1024);
+    proximityBuffer_ = new DeviceAdaptorRingBuffer<TimedUnsigned>(16);
     addAdaptedSensor("proximity", "Proximity state", proximityBuffer_);
 
     m_threshold = readThreshold();

adaptors/tapadaptor/tapadaptor.cpp

@@ -49,7 +49,7 @@ TapAdaptor::TapAdaptor(const QString& id) :
         sensordLogW() << "Input device not found.";
     }
 
-    tapBuffer_ = new DeviceAdaptorRingBuffer<TapData>(1024);
+    tapBuffer_ = new DeviceAdaptorRingBuffer<TapData>(128);
     addAdaptedSensor("tap", "Internal accelerometer tap events", tapBuffer_);
 
     introduceAvailableDataRange(DataRange(0, 2, 1));

adaptors/touchadaptor/touchadaptor.cpp

@@ -48,7 +48,7 @@ TouchAdaptor::TouchAdaptor(const QString& id) : InputDevAdaptor(id, HARD_MAX_TOU
     if (!getInputDevices("touchscreen")) {
         sensordLogW() << "Input device not found.";
     }
-    outputBuffer_ = new DeviceAdaptorRingBuffer<TouchData>(1024);
+    outputBuffer_ = new DeviceAdaptorRingBuffer<TouchData>(128);
     addAdaptedSensor("touch", "Touch screen input", outputBuffer_);
 }
 

chains/accelerometerchain/accelerometerchain.cpp

@@ -52,7 +52,7 @@ AccelerometerChain::AccelerometerChain(const QString& id) :
         isValid_ = true;
     }
 
-    accelerometerReader_ = new BufferReader<AccelerationData>(1024);
+    accelerometerReader_ = new BufferReader<AccelerationData>(128);
 
     // Get the transformation matrix from config file
     QString aconvString = Config::configuration()->value("acc_trans_matrix", "").toString();
@@ -71,7 +71,7 @@ AccelerometerChain::AccelerometerChain(const QString& id) :
     qRegisterMetaType<TMatrix>("TMatrix");
     ((CoordinateAlignFilter*)accCoordinateAlignFilter_)->setProperty("transMatrix", QVariant::fromValue(TMatrix(aconv_)));
 
-    outputBuffer_ = new RingBuffer<AccelerationData>(1024);
+    outputBuffer_ = new RingBuffer<AccelerationData>(128);
     nameOutputBuffer("accelerometer", outputBuffer_);
 
     // Create buffers for filter chain

chains/orientationchain/orientationchain.cpp

@@ -43,17 +43,17 @@ OrientationChain::OrientationChain(const QString& id) :
         isValid_ = true;
     }
 
-    accelerometerReader_ = new BufferReader<AccelerationData>(1024);
+    accelerometerReader_ = new BufferReader<AccelerationData>(128);
 
     orientationInterpreterFilter_ = sm.instantiateFilter("orientationinterpreter");
 
-    topEdgeOutput_ = new RingBuffer<PoseData>(1024);
+    topEdgeOutput_ = new RingBuffer<PoseData>(128);
     nameOutputBuffer("topedge", topEdgeOutput_);
 
-    faceOutput_ = new RingBuffer<PoseData>(1024);
+    faceOutput_ = new RingBuffer<PoseData>(128);
     nameOutputBuffer("face", faceOutput_);
 
-    orientationOutput_ = new RingBuffer<PoseData>(1024);
+    orientationOutput_ = new RingBuffer<PoseData>(128);
     nameOutputBuffer("orientation", orientationOutput_);
 
     // Create buffers for filter chain

sensors/accelerometersensor/accelerometersensor.cpp

@@ -45,9 +45,9 @@ AccelerometerSensorChannel::AccelerometerSensorChannel(const QString& id) :
         isValid_ = true;
     }
 
-    accelerometerReader_ = new BufferReader<AccelerationData>(1024);
+    accelerometerReader_ = new BufferReader<AccelerationData>(128);
 
-    outputBuffer_ = new RingBuffer<AccelerationData>(1024);
+    outputBuffer_ = new RingBuffer<AccelerationData>(128);
 
     // Create buffers for filter chain
     filterBin_ = new Bin;

sensors/alssensor/alssensor.cpp

@@ -49,9 +49,9 @@ ALSSensorChannel::ALSSensorChannel(const QString& id) :
     alsAdaptor_ = sm.requestDeviceAdaptor("alsadaptor");
     Q_ASSERT( alsAdaptor_ );
 
-    alsReader_ = new BufferReader<TimedUnsigned>(10);
+    alsReader_ = new BufferReader<TimedUnsigned>(32);
 
-    outputBuffer_ = new RingBuffer<TimedUnsigned>(1024);
+    outputBuffer_ = new RingBuffer<TimedUnsigned>(32);
 
     // Create buffers for filter chain
     filterBin_ = new Bin;

sensors/compasssensor/compasssensor.cpp

@@ -47,9 +47,9 @@ CompassSensorChannel::CompassSensorChannel(const QString& id) :
         isValid_ = false;
     }
 
-    inputReader_ = new BufferReader<CompassData>(10);
+    inputReader_ = new BufferReader<CompassData>(128);
 
-    outputBuffer_ = new RingBuffer<CompassData>(1024);
+    outputBuffer_ = new RingBuffer<CompassData>(128);
 
     // Create buffers for filter chain
     filterBin_ = new Bin;

sensors/magnetometersensor/magnetometersensor.cpp

@@ -47,7 +47,7 @@ MagnetometerSensorChannel::MagnetometerSensorChannel(const QString& id) :
         isValid_ = false;
     }
 
-    magnetometerReader_ = new BufferReader<CalibratedMagneticFieldData>(1024);
+    magnetometerReader_ = new BufferReader<CalibratedMagneticFieldData>(128);
 
     scaleFilter_ = NULL;
     scaleCoefficient_ = Config::configuration()->value("magnetometer_scale_coefficient", QVariant(300)).toInt();
@@ -61,7 +61,7 @@ MagnetometerSensorChannel::MagnetometerSensorChannel(const QString& id) :
         }
     }
 
-    outputBuffer_ = new RingBuffer<CalibratedMagneticFieldData>(1024);
+    outputBuffer_ = new RingBuffer<CalibratedMagneticFieldData>(128);
 
     // Create buffers for filter chain
     filterBin_ = new Bin;

sensors/orientationsensor/orientationsensor.cpp

@@ -46,9 +46,9 @@ OrientationSensorChannel::OrientationSensorChannel(const QString& id) :
     }
 
 
-    orientationReader_ = new BufferReader<PoseData>(1024);
+    orientationReader_ = new BufferReader<PoseData>(128);
 
-    outputBuffer_ = new RingBuffer<PoseData>(1024);
+    outputBuffer_ = new RingBuffer<PoseData>(128);
 
     // Create buffers for filter chain
     filterBin_ = new Bin;

sensors/proximitysensor/proximitysensor.cpp

@@ -40,9 +40,9 @@ ProximitySensorChannel::ProximitySensorChannel(const QString& id) :
     proximityAdaptor_ = sm.requestDeviceAdaptor("proximityadaptor");
     Q_ASSERT( proximityAdaptor_ );
 
-    proximityReader_ = new BufferReader<TimedUnsigned>(10);
+    proximityReader_ = new BufferReader<TimedUnsigned>(16);
 
-    outputBuffer_ = new RingBuffer<TimedUnsigned>(1024);
+    outputBuffer_ = new RingBuffer<TimedUnsigned>(16);
 
     // Create buffers for filter chain
     filterBin_ = new Bin;

sensors/rotationsensor/rotationsensor.cpp

@@ -46,21 +46,21 @@ RotationSensorChannel::RotationSensorChannel(const QString& id) :
         isValid_ = true;
     }
 
-    accelerometerReader_ = new BufferReader<AccelerationData>(1024);
+    accelerometerReader_ = new BufferReader<AccelerationData>(128);
 
     compassChain_ = sm.requestChain("compasschain");
     if (compassChain_ && compassChain_->isValid()) {
         hasZ_ = true;
     } else {
         sensordLogW() << "Unable to use compass for z-axis rotation.";
     }
-    compassReader_ = new BufferReader<CompassData>(1024);
+    compassReader_ = new BufferReader<CompassData>(128);
 
 
     rotationFilter_ = sm.instantiateFilter("rotationfilter");
     Q_ASSERT(rotationFilter_);
 
-    outputBuffer_ = new RingBuffer<TimedXyzData>(1024);
+    outputBuffer_ = new RingBuffer<TimedXyzData>(128);
 
     // Create buffers for filter chain
     filterBin_ = new Bin;

sensors/tapsensor/tapsensor.cpp

@@ -39,9 +39,9 @@ TapSensorChannel::TapSensorChannel(const QString& id) :
     tapAdaptor_ = sm.requestDeviceAdaptor("tapadaptor");
     Q_ASSERT( tapAdaptor_ );
 
-    tapReader_ = new BufferReader<TapData>(10);
+    tapReader_ = new BufferReader<TapData>(128);
 
-    outputBuffer_ = new RingBuffer<TapData>(1024);
+    outputBuffer_ = new RingBuffer<TapData>(128);
 
     // Create buffers for filter chain
     filterBin_ = new Bin;