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authorSven Gothel <[email protected]>2014-06-19 17:03:28 +0200
committerSven Gothel <[email protected]>2014-06-19 17:03:28 +0200
commitd9a584844a60542519d813b5dc1a62428f14a0ae (patch)
tree942c10a5ebcd0aab65e9d6facb59778468f39d3b /LibOVR/Src/OVR_SensorCalibration.h
Add OculusSDK 0.3.2 Linux Source Code w/o Samples, docs or binaries (libs or tools)
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+/************************************************************************************
+
+Filename : OVR_SensorCalibration.h
+Content : Calibration data implementation for the IMU messages
+Created : January 28, 2014
+Authors : Max Katsev
+
+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.
+
+*************************************************************************************/
+
+#ifndef OVR_SensorCalibration_h
+#define OVR_SensorCalibration_h
+
+#include "OVR_Device.h"
+#include "OVR_SensorFilter.h"
+
+namespace OVR {
+
+class OffsetInterpolator
+{
+public:
+ void Initialize(Array<Array<TemperatureReport> > const& temperatureReports, int coord);
+ double GetOffset(double targetTemperature, double autoTemperature, double autoValue);
+
+ Array<double> Temperatures;
+ Array<double> Values;
+};
+
+class SensorCalibration : public NewOverrideBase
+{
+public:
+ SensorCalibration(SensorDevice* pSensor);
+
+ // Load data from the HW and perform the necessary preprocessing
+ void Initialize();
+ // Apply the calibration
+ void Apply(MessageBodyFrame& msg);
+ // Is mag calibration available?
+ bool IsMagCalibrated() { return MagCalibrated; }
+
+protected:
+ void StoreAutoOffset();
+ void AutocalibrateGyro(MessageBodyFrame const& msg);
+
+ void DebugPrintLocalTemperatureTable();
+ void DebugClearHeadsetTemperatureReports();
+
+ SensorDevice* pSensor;
+
+ // Factory calibration data
+ bool MagCalibrated;
+ Matrix4f AccelMatrix, GyroMatrix, MagMatrix;
+ Vector3f AccelOffset;
+
+ // Temperature based data
+ Array<Array<TemperatureReport> > TemperatureReports;
+ OffsetInterpolator Interpolators[3];
+
+ // Autocalibration data
+ SensorFilterf GyroFilter;
+ Vector3f GyroAutoOffset;
+ float GyroAutoTemperature;
+};
+
+} // namespace OVR
+#endif //OVR_SensorCalibration_h