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authorBrad Davis <[email protected]>2014-07-24 16:47:31 -0700
committerBrad Davis <[email protected]>2014-07-24 16:47:31 -0700
commit0f49ce8fc6aa54224e4c0d6fda8c4527ad39cce1 (patch)
treeda07ebc6a7f75185bda857dd5f1c34710b416a93 /LibOVR/Src/OVR_Sensor2Impl.cpp
parentca79271759ff7eecd22ec5c4db438370fe51d687 (diff)
0.4 Win-Beta0.4.0
Diffstat (limited to 'LibOVR/Src/OVR_Sensor2Impl.cpp')
-rw-r--r--LibOVR/Src/OVR_Sensor2Impl.cpp1124
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diff --git a/LibOVR/Src/OVR_Sensor2Impl.cpp b/LibOVR/Src/OVR_Sensor2Impl.cpp
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-/************************************************************************************
-
-Filename : OVR_Sensor2Impl.cpp
-Content : DK2 sensor device specific implementation.
-Created : January 21, 2013
-Authors : Lee Cooper
-
-Copyright : Copyright 2014 Oculus VR, Inc. All Rights reserved.
-
-Licensed under the Oculus VR Rift SDK License Version 3.1 (the "License");
-you may not use the Oculus VR Rift SDK except in compliance with the License,
-which is provided at the time of installation or download, or which
-otherwise accompanies this software in either electronic or hard copy form.
-
-You may obtain a copy of the License at
-
-http://www.oculusvr.com/licenses/LICENSE-3.1
-
-Unless required by applicable law or agreed to in writing, the Oculus VR SDK
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-
-*************************************************************************************/
-
-#include "OVR_Sensor2Impl.h"
-#include "OVR_SensorImpl_Common.h"
-#include "OVR_Sensor2ImplUtil.h"
-#include "Kernel/OVR_Alg.h"
-
-//extern FILE *SF_LOG_fp;
-
-namespace OVR {
-
-//-------------------------------------------------------------------------------------
-// ***** Oculus Sensor2-specific packet data structures
-
-enum {
- Sensor2_VendorId = Oculus_VendorId,
- Sensor2_ProductId = 0x0021,
-
- Sensor2_BootLoader = 0x1001,
-
- Sensor2_DefaultReportRate = 1000, // Hz
-};
-
-
-// Messages we care for
-enum Tracker2MessageType
-{
- Tracker2Message_None = 0,
- Tracker2Message_Sensors = 11,
- Tracker2Message_Unknown = 0x100,
- Tracker2Message_SizeError = 0x101,
-};
-
-
-struct Tracker2Sensors
-{
- UInt16 LastCommandID;
- UByte NumSamples;
- UInt16 RunningSampleCount; // Named 'SampleCount' in the firmware docs.
- SInt16 Temperature;
- UInt32 SampleTimestamp;
- TrackerSample Samples[2];
- SInt16 MagX, MagY, MagZ;
- UInt16 FrameCount;
- UInt32 FrameTimestamp;
- UByte FrameID;
- UByte CameraPattern;
- UInt16 CameraFrameCount; // Named 'CameraCount' in the firmware docs.
- UInt32 CameraTimestamp;
-
- Tracker2MessageType Decode(const UByte* buffer, int size)
- {
- if (size < 64)
- return Tracker2Message_SizeError;
-
- LastCommandID = DecodeUInt16(buffer + 1);
- NumSamples = buffer[3];
- RunningSampleCount = DecodeUInt16(buffer + 4);
- Temperature = DecodeSInt16(buffer + 6);
- SampleTimestamp = DecodeUInt32(buffer + 8);
-
- // Only unpack as many samples as there actually are.
- UByte iterationCount = (NumSamples > 1) ? 2 : NumSamples;
-
- for (UByte i = 0; i < iterationCount; i++)
- {
- UnpackSensor(buffer + 12 + 16 * i, &Samples[i].AccelX, &Samples[i].AccelY, &Samples[i].AccelZ);
- UnpackSensor(buffer + 20 + 16 * i, &Samples[i].GyroX, &Samples[i].GyroY, &Samples[i].GyroZ);
- }
-
- MagX = DecodeSInt16(buffer + 44);
- MagY = DecodeSInt16(buffer + 46);
- MagZ = DecodeSInt16(buffer + 48);
-
- FrameCount = DecodeUInt16(buffer + 50);
-
- FrameTimestamp = DecodeUInt32(buffer + 52);
- FrameID = buffer[56];
- CameraPattern = buffer[57];
- CameraFrameCount = DecodeUInt16(buffer + 58);
- CameraTimestamp = DecodeUInt32(buffer + 60);
-
- return Tracker2Message_Sensors;
- }
-};
-
-struct Tracker2Message
-{
- Tracker2MessageType Type;
- Tracker2Sensors Sensors;
-};
-
-// Sensor reports data in the following coordinate system:
-// Accelerometer: 10^-4 m/s^2; X forward, Y right, Z Down.
-// Gyro: 10^-4 rad/s; X positive roll right, Y positive pitch up; Z positive yaw right.
-
-
-// We need to convert it to the following RHS coordinate system:
-// X right, Y Up, Z Back (out of screen)
-//
-Vector3f AccelFromBodyFrameUpdate(const Tracker2Sensors& update, UByte sampleNumber)
-{
- const TrackerSample& sample = update.Samples[sampleNumber];
- float ax = (float)sample.AccelX;
- float ay = (float)sample.AccelY;
- float az = (float)sample.AccelZ;
-
- return Vector3f(ax, ay, az) * 0.0001f;
-}
-
-
-Vector3f MagFromBodyFrameUpdate(const Tracker2Sensors& update)
-{
- return Vector3f( (float)update.MagX, (float)update.MagY, (float)update.MagZ) * 0.0001f;
-}
-
-Vector3f EulerFromBodyFrameUpdate(const Tracker2Sensors& update, UByte sampleNumber)
-{
- const TrackerSample& sample = update.Samples[sampleNumber];
- float gx = (float)sample.GyroX;
- float gy = (float)sample.GyroY;
- float gz = (float)sample.GyroZ;
-
- return Vector3f(gx, gy, gz) * 0.0001f;
-}
-
-bool Sensor2DeviceImpl::decodeTracker2Message(Tracker2Message* message, UByte* buffer, int size)
-{
- memset(message, 0, sizeof(Tracker2Message));
-
- if (size < 4)
- {
- message->Type = Tracker2Message_SizeError;
- return false;
- }
-
- switch (buffer[0])
- {
- case Tracker2Message_Sensors:
- message->Type = message->Sensors.Decode(buffer, size);
- break;
-
- default:
- message->Type = Tracker2Message_Unknown;
- break;
- }
-
- return (message->Type < Tracker2Message_Unknown) && (message->Type != Tracker2Message_None);
-}
-
-//-------------------------------------------------------------------------------------
-// ***** Sensor2Device
-
-Sensor2DeviceImpl::Sensor2DeviceImpl(SensorDeviceCreateDesc* createDesc)
- : SensorDeviceImpl(createDesc),
- LastNumSamples(0),
- LastRunningSampleCount(0),
- FullCameraFrameCount(0),
- LastCameraTime("C"),
- LastFrameTime("F"),
- LastSensorTime("S"),
- LastFrameTimestamp(0)
-{
- // 15 samples ok in min-window for DK2 since it uses microsecond clock.
- TimeFilter = SensorTimeFilter(SensorTimeFilter::Settings(15));
-
- pCalibration = new SensorCalibration(this);
-}
-
-Sensor2DeviceImpl::~Sensor2DeviceImpl()
-{
- delete pCalibration;
-}
-
-void Sensor2DeviceImpl::openDevice()
-{
-
- // Read the currently configured range from sensor.
- SensorRangeImpl sr(SensorRange(), 0);
-
- if (GetInternalDevice()->GetFeatureReport(sr.Buffer, SensorRangeImpl::PacketSize))
- {
- sr.Unpack();
- sr.GetSensorRange(&CurrentRange);
- }
-
- // Read the currently configured calibration from sensor.
- SensorFactoryCalibrationImpl sc;
- if (GetInternalDevice()->GetFeatureReport(sc.Buffer, SensorFactoryCalibrationImpl::PacketSize))
- {
- sc.Unpack();
- AccelCalibrationOffset = sc.AccelOffset;
- GyroCalibrationOffset = sc.GyroOffset;
- AccelCalibrationMatrix = sc.AccelMatrix;
- GyroCalibrationMatrix = sc.GyroMatrix;
- CalibrationTemperature = sc.Temperature;
- }
-
- // If the sensor has "DisplayInfo" data, use HMD coordinate frame by default.
- SensorDisplayInfoImpl displayInfo;
- if (GetInternalDevice()->GetFeatureReport(displayInfo.Buffer, SensorDisplayInfoImpl::PacketSize))
- {
- displayInfo.Unpack();
- Coordinates = (displayInfo.DistortionType & SensorDisplayInfoImpl::Mask_BaseFmt) ?
- Coord_HMD : Coord_Sensor;
- }
- Coordinates = Coord_HMD; // TODO temporary to force it behave
-
- // Read/Apply sensor config.
- setCoordinateFrame(Coordinates);
- setReportRate(Sensor2_DefaultReportRate);
- setOnboardCalibrationEnabled(false);
-
- // Must send DK2 keep-alive. Set Keep-alive at 10 seconds.
- KeepAliveMuxReport keepAlive;
- keepAlive.CommandId = 0;
- keepAlive.INReport = 11;
- keepAlive.Interval = 10 * 1000;
-
- // Device creation is done from background thread so we don't need to add this to the command queue.
- KeepAliveMuxImpl keepAliveImpl(keepAlive);
- GetInternalDevice()->SetFeatureReport(keepAliveImpl.Buffer, KeepAliveMuxImpl::PacketSize);
-
- // Read the temperature data from the device
- pCalibration->Initialize();
-}
-
-bool Sensor2DeviceImpl::SetTrackingReport(const TrackingReport& data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::setTrackingReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::setTrackingReport(const TrackingReport& data)
-{
- TrackingImpl ci(data);
- return GetInternalDevice()->SetFeatureReport(ci.Buffer, TrackingImpl::PacketSize);
-}
-
-bool Sensor2DeviceImpl::GetTrackingReport(TrackingReport* data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::getTrackingReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::getTrackingReport(TrackingReport* data)
-{
- TrackingImpl ci;
- if (GetInternalDevice()->GetFeatureReport(ci.Buffer, TrackingImpl::PacketSize))
- {
- ci.Unpack();
- *data = ci.Settings;
- return true;
- }
-
- return false;
-}
-
-bool Sensor2DeviceImpl::SetDisplayReport(const DisplayReport& data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::setDisplayReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::setDisplayReport(const DisplayReport& data)
-{
- DisplayImpl di(data);
- return GetInternalDevice()->SetFeatureReport(di.Buffer, DisplayImpl::PacketSize);
-}
-
-bool Sensor2DeviceImpl::GetDisplayReport(DisplayReport* data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::getDisplayReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::getDisplayReport(DisplayReport* data)
-{
- DisplayImpl di;
- if (GetInternalDevice()->GetFeatureReport(di.Buffer, DisplayImpl::PacketSize))
- {
- di.Unpack();
- *data = di.Settings;
- return true;
- }
-
- return false;
-}
-
-bool Sensor2DeviceImpl::SetMagCalibrationReport(const MagCalibrationReport& data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::setMagCalibrationReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::setMagCalibrationReport(const MagCalibrationReport& data)
-{
- MagCalibrationImpl mci(data);
- return GetInternalDevice()->SetFeatureReport(mci.Buffer, MagCalibrationImpl::PacketSize);
-}
-
-bool Sensor2DeviceImpl::GetMagCalibrationReport(MagCalibrationReport* data)
-{
- // direct call if we are already on the device manager thread
- if (GetCurrentThreadId() == GetManagerImpl()->GetThreadId())
- {
- return getMagCalibrationReport(data);
- }
-
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::getMagCalibrationReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::getMagCalibrationReport(MagCalibrationReport* data)
-{
- MagCalibrationImpl mci;
- if (GetInternalDevice()->GetFeatureReport(mci.Buffer, MagCalibrationImpl::PacketSize))
- {
- mci.Unpack();
- *data = mci.Settings;
- return true;
- }
-
- return false;
-}
-
-bool Sensor2DeviceImpl::SetPositionCalibrationReport(const PositionCalibrationReport& data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::setPositionCalibrationReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::setPositionCalibrationReport(const PositionCalibrationReport& data)
-{
- UByte version = GetDeviceInterfaceVersion();
- if (version < 5)
- {
- PositionCalibrationImpl_Pre5 pci(data);
- return GetInternalDevice()->SetFeatureReport(pci.Buffer, PositionCalibrationImpl_Pre5::PacketSize);
- }
-
- PositionCalibrationImpl pci(data);
- return GetInternalDevice()->SetFeatureReport(pci.Buffer, PositionCalibrationImpl::PacketSize);
-}
-
-bool Sensor2DeviceImpl::getPositionCalibrationReport(PositionCalibrationReport* data)
-{
- UByte version = GetDeviceInterfaceVersion();
- if (version < 5)
- {
- PositionCalibrationImpl_Pre5 pci;
- if (GetInternalDevice()->GetFeatureReport(pci.Buffer, PositionCalibrationImpl_Pre5::PacketSize))
- {
- pci.Unpack();
- *data = pci.Settings;
- return true;
- }
-
- return false;
- }
-
- PositionCalibrationImpl pci;
- if (GetInternalDevice()->GetFeatureReport(pci.Buffer, PositionCalibrationImpl::PacketSize))
- {
- pci.Unpack();
- *data = pci.Settings;
- return true;
- }
-
- return false;
-}
-
-bool Sensor2DeviceImpl::GetAllPositionCalibrationReports(Array<PositionCalibrationReport>* data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::getAllPositionCalibrationReports, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::getAllPositionCalibrationReports(Array<PositionCalibrationReport>* data)
-{
- PositionCalibrationReport pc;
- bool result = getPositionCalibrationReport(&pc);
- if (!result)
- return false;
-
- int positions = pc.NumPositions;
- data->Clear();
- data->Resize(positions);
-
- for (int i = 0; i < positions; i++)
- {
- result = getPositionCalibrationReport(&pc);
- if (!result)
- return false;
- OVR_ASSERT(pc.NumPositions == positions);
-
- (*data)[pc.PositionIndex] = pc;
- // IMU should be the last one
- OVR_ASSERT(pc.PositionType == (pc.PositionIndex == positions - 1) ?
- PositionCalibrationReport::PositionType_IMU : PositionCalibrationReport::PositionType_LED);
- }
- return true;
-}
-
-bool Sensor2DeviceImpl::SetCustomPatternReport(const CustomPatternReport& data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::setCustomPatternReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::setCustomPatternReport(const CustomPatternReport& data)
-{
- CustomPatternImpl cpi(data);
- return GetInternalDevice()->SetFeatureReport(cpi.Buffer, CustomPatternImpl::PacketSize);
-}
-
-bool Sensor2DeviceImpl::GetCustomPatternReport(CustomPatternReport* data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::getCustomPatternReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::getCustomPatternReport(CustomPatternReport* data)
-{
- CustomPatternImpl cpi;
- if (GetInternalDevice()->GetFeatureReport(cpi.Buffer, CustomPatternImpl::PacketSize))
- {
- cpi.Unpack();
- *data = cpi.Settings;
- return true;
- }
-
- return false;
-}
-
-bool Sensor2DeviceImpl::SetManufacturingReport(const ManufacturingReport& data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::setManufacturingReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::setManufacturingReport(const ManufacturingReport& data)
-{
- ManufacturingImpl mi(data);
- return GetInternalDevice()->SetFeatureReport(mi.Buffer, ManufacturingImpl::PacketSize);
-}
-
-bool Sensor2DeviceImpl::GetManufacturingReport(ManufacturingReport* data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::getManufacturingReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::getManufacturingReport(ManufacturingReport* data)
-{
- ManufacturingImpl mi;
- if (GetInternalDevice()->GetFeatureReport(mi.Buffer, ManufacturingImpl::PacketSize))
- {
- mi.Unpack();
- *data = mi.Settings;
- return true;
- }
-
- return false;
-}
-
-bool Sensor2DeviceImpl::SetLensDistortionReport(const LensDistortionReport& data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::setLensDistortionReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::setLensDistortionReport(const LensDistortionReport& data)
-{
- LensDistortionImpl ui(data);
- return GetInternalDevice()->SetFeatureReport(ui.Buffer, LensDistortionImpl::PacketSize);
-}
-
-bool Sensor2DeviceImpl::GetLensDistortionReport(LensDistortionReport* data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::getLensDistortionReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::getLensDistortionReport(LensDistortionReport* data)
-{
- LensDistortionImpl ui;
- if (GetInternalDevice()->GetFeatureReport(ui.Buffer, LensDistortionImpl::PacketSize))
- {
- ui.Unpack();
- *data = ui.Settings;
- return true;
- }
-
- return false;
-}
-
-bool Sensor2DeviceImpl::SetUUIDReport(const UUIDReport& data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::setUUIDReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::setUUIDReport(const UUIDReport& data)
-{
- UUIDImpl ui(data);
- return GetInternalDevice()->SetFeatureReport(ui.Buffer, UUIDImpl::PacketSize);
-}
-
-bool Sensor2DeviceImpl::GetUUIDReport(UUIDReport* data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::getUUIDReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::getUUIDReport(UUIDReport* data)
-{
- UUIDImpl ui;
- if (GetInternalDevice()->GetFeatureReport(ui.Buffer, UUIDImpl::PacketSize))
- {
- ui.Unpack();
- *data = ui.Settings;
- return true;
- }
-
- return false;
-}
-
-bool Sensor2DeviceImpl::SetKeepAliveMuxReport(const KeepAliveMuxReport& data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::setKeepAliveMuxReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::setKeepAliveMuxReport(const KeepAliveMuxReport& data)
-{
- KeepAliveMuxImpl kami(data);
- return GetInternalDevice()->SetFeatureReport(kami.Buffer, KeepAliveMuxImpl::PacketSize);
-}
-
-bool Sensor2DeviceImpl::GetKeepAliveMuxReport(KeepAliveMuxReport* data)
-{
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::getKeepAliveMuxReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::getKeepAliveMuxReport(KeepAliveMuxReport* data)
-{
- KeepAliveMuxImpl kami;
- if (GetInternalDevice()->GetFeatureReport(kami.Buffer, KeepAliveMuxImpl::PacketSize))
- {
- kami.Unpack();
- *data = kami.Settings;
- return true;
- }
-
- return false;
-}
-
-bool Sensor2DeviceImpl::SetTemperatureReport(const TemperatureReport& data)
-{
- // direct call if we are already on the device manager thread
- if (GetCurrentThreadId() == GetManagerImpl()->GetThreadId())
- {
- return setTemperatureReport(data);
- }
-
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::setTemperatureReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::setTemperatureReport(const TemperatureReport& data)
-{
- TemperatureImpl ti(data);
- return GetInternalDevice()->SetFeatureReport(ti.Buffer, TemperatureImpl::PacketSize);
-}
-
-bool Sensor2DeviceImpl::getTemperatureReport(TemperatureReport* data)
-{
- TemperatureImpl ti;
- if (GetInternalDevice()->GetFeatureReport(ti.Buffer, TemperatureImpl::PacketSize))
- {
- ti.Unpack();
- *data = ti.Settings;
- return true;
- }
-
- return false;
-}
-
-bool Sensor2DeviceImpl::GetAllTemperatureReports(Array<Array<TemperatureReport> >* data)
-{
- // direct call if we are already on the device manager thread
- if (GetCurrentThreadId() == GetManagerImpl()->GetThreadId())
- {
- return getAllTemperatureReports(data);
- }
-
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::getAllTemperatureReports, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::getAllTemperatureReports(Array<Array<TemperatureReport> >* data)
-{
- TemperatureReport t;
- bool result = getTemperatureReport(&t);
- if (!result)
- return false;
-
- int bins = t.NumBins, samples = t.NumSamples;
- data->Clear();
- data->Resize(bins);
- for (int i = 0; i < bins; i++)
- (*data)[i].Resize(samples);
-
- for (int i = 0; i < bins; i++)
- for (int j = 0; j < samples; j++)
- {
- result = getTemperatureReport(&t);
- if (!result)
- return false;
- OVR_ASSERT(t.NumBins == bins && t.NumSamples == samples);
-
- (*data)[t.Bin][t.Sample] = t;
- }
- return true;
-}
-
-bool Sensor2DeviceImpl::GetGyroOffsetReport(GyroOffsetReport* data)
-{
- // direct call if we are already on the device manager thread
- if (GetCurrentThreadId() == GetManagerImpl()->GetThreadId())
- {
- return getGyroOffsetReport(data);
- }
-
- bool result;
- if (!GetManagerImpl()->GetThreadQueue()->
- PushCallAndWaitResult(this, &Sensor2DeviceImpl::getGyroOffsetReport, &result, data))
- {
- return false;
- }
-
- return result;
-}
-
-bool Sensor2DeviceImpl::getGyroOffsetReport(GyroOffsetReport* data)
-{
- GyroOffsetImpl goi;
- if (GetInternalDevice()->GetFeatureReport(goi.Buffer, GyroOffsetImpl::PacketSize))
- {
- goi.Unpack();
- *data = goi.Settings;
- return true;
- }
-
- return false;
-}
-
-void Sensor2DeviceImpl::onTrackerMessage(Tracker2Message* message)
-{
- if (message->Type != Tracker2Message_Sensors)
- return;
-
- const float sampleIntervalTimeUnit = (1.0f / 1000.f);
- double scaledSampleIntervalTimeUnit = sampleIntervalTimeUnit;
- Tracker2Sensors& s = message->Sensors;
-
- double absoluteTimeSeconds = 0.0;
-
- if (SequenceValid)
- {
- UInt32 runningSampleCountDelta;
-
- if (s.RunningSampleCount < LastRunningSampleCount)
- {
- // The running sample count on the device rolled around the 16 bit counter
- // (expect to happen about once per minute), so RunningSampleCount
- // needs a high word increment.
- runningSampleCountDelta = ((((int)s.RunningSampleCount) + 0x10000) - (int)LastRunningSampleCount);
- }
- else
- {
- runningSampleCountDelta = (s.RunningSampleCount - LastRunningSampleCount);
- }
-
- absoluteTimeSeconds = LastSensorTime.TimeSeconds;
- scaledSampleIntervalTimeUnit = TimeFilter.ScaleTimeUnit(sampleIntervalTimeUnit);
-
- // If we missed a small number of samples, replicate the last sample.
- if ((runningSampleCountDelta > LastNumSamples) && (runningSampleCountDelta <= 254))
- {
- if (HandlerRef.HasHandlers())
- {
- MessageBodyFrame sensors(this);
-
- sensors.AbsoluteTimeSeconds = absoluteTimeSeconds - s.NumSamples * scaledSampleIntervalTimeUnit;
- sensors.TimeDelta = (float) ((runningSampleCountDelta - LastNumSamples) * scaledSampleIntervalTimeUnit);
- sensors.Acceleration = LastAcceleration;
- sensors.RotationRate = LastRotationRate;
- sensors.MagneticField = LastMagneticField;
- sensors.Temperature = LastTemperature;
-
- pCalibration->Apply(sensors);
- HandlerRef.Call(sensors);
- }
- }
- }
- else
- {
- LastAcceleration = Vector3f(0);
- LastRotationRate = Vector3f(0);
- LastMagneticField= Vector3f(0);
- LastTemperature = 0;
- SequenceValid = true;
- }
-
- LastNumSamples = s.NumSamples;
- LastRunningSampleCount = s.RunningSampleCount;
-
- if (HandlerRef.HasHandlers())
- {
- MessageBodyFrame sensors(this);
- UByte iterations = s.NumSamples;
-
- if (s.NumSamples > 2)
- {
- iterations = 2;
- sensors.TimeDelta = (float) ((s.NumSamples - 1) * scaledSampleIntervalTimeUnit);
- }
- else
- {
- sensors.TimeDelta = (float) scaledSampleIntervalTimeUnit;
- }
-
- for (UByte i = 0; i < iterations; i++)
- {
- sensors.AbsoluteTimeSeconds = absoluteTimeSeconds - ( iterations - 1 - i ) * scaledSampleIntervalTimeUnit;
- sensors.Acceleration = AccelFromBodyFrameUpdate(s, i);
- sensors.RotationRate = EulerFromBodyFrameUpdate(s, i);
- sensors.MagneticField= MagFromBodyFrameUpdate(s);
- sensors.Temperature = s.Temperature * 0.01f;
-
- pCalibration->Apply(sensors);
- HandlerRef.Call(sensors);
-
- // TimeDelta for the last two sample is always fixed.
- sensors.TimeDelta = (float) scaledSampleIntervalTimeUnit;
- }
-
- // Send pixel read only when frame timestamp changes.
- if (LastFrameTimestamp != s.FrameTimestamp)
- {
- MessagePixelRead pixelRead(this);
- // Prepare message for pixel read
- pixelRead.PixelReadValue = s.FrameID;
- pixelRead.RawFrameTime = s.FrameTimestamp;
- pixelRead.RawSensorTime = s.SampleTimestamp;
- pixelRead.SensorTimeSeconds = LastSensorTime.TimeSeconds;
- pixelRead.FrameTimeSeconds = LastFrameTime.TimeSeconds;
-
- HandlerRef.Call(pixelRead);
- LastFrameTimestamp = s.FrameTimestamp;
- }
-
- UInt16 lowFrameCount = (UInt16) FullCameraFrameCount;
- // Send message only when frame counter changes
- if (lowFrameCount != s.CameraFrameCount)
- {
- // check for the rollover in the counter
- if (s.CameraFrameCount < lowFrameCount)
- FullCameraFrameCount += 0x10000;
- // update the low bits
- FullCameraFrameCount = (FullCameraFrameCount & ~0xFFFF) | s.CameraFrameCount;
-
- MessageExposureFrame vision(this);
- vision.CameraPattern = s.CameraPattern;
- vision.CameraFrameCount = FullCameraFrameCount;
- vision.CameraTimeSeconds = LastCameraTime.TimeSeconds;
-
- HandlerRef.Call(vision);
- }
-
- LastAcceleration = sensors.Acceleration;
- LastRotationRate = sensors.RotationRate;
- LastMagneticField= sensors.MagneticField;
- LastTemperature = sensors.Temperature;
-
- //LastPixelRead = pixelRead.PixelReadValue;
- //LastPixelReadTimeStamp = LastFrameTime;
- }
- else
- {
- if (s.NumSamples != 0)
- {
- UByte i = (s.NumSamples > 1) ? 1 : 0;
- LastAcceleration = AccelFromBodyFrameUpdate(s, i);
- LastRotationRate = EulerFromBodyFrameUpdate(s, i);
- LastMagneticField = MagFromBodyFrameUpdate(s);
- LastTemperature = s.Temperature * 0.01f;
- }
- }
-}
-
-// Helper function to handle wrap-around of timestamps from Tracker2Message and convert them
-// to system time.
-// - Any timestamps that didn't increment keep their old system time.
-// - This is a bit tricky since we don't know which one of timestamps has most recent time.
-// - The first timestamp must be the IMU one; we assume that others can't be too much ahead of it
-
-void UpdateDK2Timestamps(SensorTimeFilter& tf,
- SensorTimestampMapping** timestamps, UInt32 *rawValues, int count)
-{
- int updateIndices[4];
- int updateCount = 0;
- int i;
- double now = Timer::GetSeconds();
-
- OVR_ASSERT(count <= sizeof(updateIndices)/sizeof(int));
-
- // Update timestamp wrapping for any values that changed.
- for (i = 0; i < count; i++)
- {
- UInt32 lowMks = (UInt32)timestamps[i]->TimestampMks; // Low 32-bits are raw old timestamp.
-
- if (rawValues[i] != lowMks)
- {
- if (i == 0)
- {
- // Only check for rollover in the IMU timestamp
- if (rawValues[i] < lowMks)
- {
- LogText("Timestamp %d rollover, was: %u, now: %u\n", i, lowMks, rawValues[i]);
- timestamps[i]->TimestampMks += 0x100000000;
- }
- // Update the low bits
- timestamps[i]->TimestampMks = (timestamps[i]->TimestampMks & 0xFFFFFFFF00000000) | rawValues[i];
- }
- else
- {
- // Take the high bits from the main timestamp first (not a typo in the first argument!)
- timestamps[i]->TimestampMks =
- (timestamps[0]->TimestampMks & 0xFFFFFFFF00000000) | rawValues[i];
- // Now force it into the reasonable range around the expanded main timestamp
- if (timestamps[i]->TimestampMks > timestamps[0]->TimestampMks + 0x1000000)
- timestamps[i]->TimestampMks -= 0x100000000;
- else if (timestamps[i]->TimestampMks + 0x100000000 < timestamps[0]->TimestampMks + 0x1000000)
- timestamps[i]->TimestampMks += 0x100000000;
- }
-
- updateIndices[updateCount] = i;
- updateCount++;
- }
- }
-
-
- // TBD: Simplify. Update indices should no longer be needed with new TimeFilter accepting
- // previous values.
- // We might want to have multi-element checking time roll-over.
-
- static const double mksToSec = 1.0 / 1000000.0;
-
- for (int i = 0; i < updateCount; i++)
- {
- SensorTimestampMapping& ts = *timestamps[updateIndices[i]];
-
- ts.TimeSeconds = tf.SampleToSystemTime(((double)ts.TimestampMks) * mksToSec,
- now, ts.TimeSeconds, ts.DebugTag);
- }
-}
-
-
-void Sensor2DeviceImpl::OnInputReport(UByte* pData, UInt32 length)
-{
- bool processed = false;
- if (!processed)
- {
- Tracker2Message message;
- if (decodeTracker2Message(&message, pData, length))
- {
- processed = true;
-
- // Process microsecond timestamps from DK2 tracker.
- // Mapped and raw values must correspond to one another in each array.
- // IMU timestamp must be the first one!
- SensorTimestampMapping* tsMaps[3] =
- {
- &LastSensorTime,
- &LastCameraTime,
- &LastFrameTime
- };
- UInt32 tsRawMks[3] =
- {
- message.Sensors.SampleTimestamp,
- message.Sensors.CameraTimestamp,
- message.Sensors.FrameTimestamp
- };
- // Handle wrap-around and convert samples to system time for any samples that changed.
- UpdateDK2Timestamps(TimeFilter, tsMaps, tsRawMks, sizeof(tsRawMks)/sizeof(tsRawMks[0]));
-
- onTrackerMessage(&message);
-
- /*
- if (SF_LOG_fp)
- {
- static UInt32 lastFrameTs = 0;
- static UInt32 lastCameraTs = 0;
-
- if ((lastFrameTs != message.Sensors.FrameTimestamp) ||
- (lastCameraTs = message.Sensors.CameraTimestamp))
- fprintf(SF_LOG_fp, "msg cameraTs: 0x%X frameTs: 0x%X sensorTs: 0x%X\n",
- message.Sensors.CameraTimestamp, message.Sensors.FrameTimestamp,
- message.Sensors.SampleTimestamp);
-
- lastFrameTs = message.Sensors.FrameTimestamp;
- lastCameraTs = message.Sensors.CameraTimestamp;
- }
- */
-
-#if 0
- // Checks for DK2 firmware bug.
- static unsigned SLastSampleTime = 0;
- if ((SLastSampleTime > message.Sensors.SampleTimestamp) && message.Sensors.SampleTimestamp > 1000000 )
- {
- fprintf(SF_LOG_fp, "*** Sample Timestamp Wrap! ***\n");
- OVR_ASSERT (SLastSampleTime <= message.Sensors.SampleTimestamp);
- }
- SLastSampleTime = message.Sensors.SampleTimestamp;
-
- static unsigned SLastCameraTime = 0;
- if ((SLastCameraTime > message.Sensors.CameraTimestamp) && message.Sensors.CameraTimestamp > 1000000 )
- {
- fprintf(SF_LOG_fp, "*** Camera Timestamp Wrap! ***\n");
- OVR_ASSERT (SLastCameraTime <= message.Sensors.CameraTimestamp);
- }
- SLastCameraTime = message.Sensors.CameraTimestamp;
-
- static unsigned SLastFrameTime = 0;
- if ((SLastFrameTime > message.Sensors.FrameTimestamp) && message.Sensors.FrameTimestamp > 1000000 )
- {
- fprintf(SF_LOG_fp, "*** Frame Timestamp Wrap! ***\n");
- OVR_ASSERT (SLastFrameTime <= message.Sensors.FrameTimestamp);
- }
- SLastFrameTime = message.Sensors.FrameTimestamp;
-#endif
- }
- }
-}
-
-double Sensor2DeviceImpl::OnTicks(double tickSeconds)
-{
-
- if (tickSeconds >= NextKeepAliveTickSeconds)
- {
- // Must send DK2 keep-alive. Set Keep-alive at 10 seconds.
- KeepAliveMuxReport keepAlive;
- keepAlive.CommandId = 0;
- keepAlive.INReport = 11;
- keepAlive.Interval = 10 * 1000;
-
- // Device creation is done from background thread so we don't need to add this to the command queue.
- KeepAliveMuxImpl keepAliveImpl(keepAlive);
- GetInternalDevice()->SetFeatureReport(keepAliveImpl.Buffer, KeepAliveMuxImpl::PacketSize);
-
- // Emit keep-alive every few seconds.
- double keepAliveDelta = 3.0; // Use 3-second interval.
- NextKeepAliveTickSeconds = tickSeconds + keepAliveDelta;
- }
- return NextKeepAliveTickSeconds - tickSeconds;
-}
-
-/*
-// TBD: don't report calibration for now, until we figure out the logic between camera and mag yaw correction
-bool Sensor2DeviceImpl::IsMagCalibrated()
-{
- return pCalibration->IsMagCalibrated();
-}
-*/
-
-} // namespace OVR