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authorSven Gothel <[email protected]>2015-03-28 01:43:35 +0100
committerSven Gothel <[email protected]>2015-03-28 01:43:35 +0100
commit4207f9c279e832e3afcb3f5fc6cd8d84cb4cfe4c (patch)
treecf3671058d55b47ab6cb6f36f369928606137628 /LibOVR/Src/Tracking/Tracking_PoseState.h
parentc29cd1a2fbff6282bab956ad61661ac9d48c4e6e (diff)
Bump OculusVR RIFT SDK to 0.5.0.1vanilla_0.5.0.1
Diffstat (limited to 'LibOVR/Src/Tracking/Tracking_PoseState.h')
-rw-r--r--LibOVR/Src/Tracking/Tracking_PoseState.h133
1 files changed, 0 insertions, 133 deletions
diff --git a/LibOVR/Src/Tracking/Tracking_PoseState.h b/LibOVR/Src/Tracking/Tracking_PoseState.h
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-/************************************************************************************
-
-Filename : Tracking_PoseState.h
-Content : Describes the complete pose at a point in time, including derivatives
-Created : May 13, 2014
-Authors : Dov Katz
-
-Copyright : Copyright 2014 Oculus VR, LLC All Rights reserved.
-
-Licensed under the Oculus VR Rift SDK License Version 3.2 (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-3.2
-
-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 Tracking_PoseState_h
-#define Tracking_PoseState_h
-
-#include "../Kernel/OVR_Math.h"
-
-namespace OVR {
-
-// PoseState describes the complete pose, or a rigid body configuration, at a
-// point in time, including first and second derivatives. It is used to specify
-// instantaneous location and movement of the headset.
-// SensorState is returned as a part of the sensor state.
-
-template<class T>
-class PoseState
-{
-public:
- typedef typename CompatibleTypes<Pose<T> >::Type CompatibleType;
-
- PoseState() : TimeInSeconds(0.0) { }
- PoseState(Pose<T> pose, double time) : ThePose(pose), TimeInSeconds(time) { }
-
- // float <-> double conversion constructor.
- explicit PoseState(const PoseState<typename Math<T>::OtherFloatType> &src)
- : ThePose(src.ThePose),
- AngularVelocity(src.AngularVelocity), LinearVelocity(src.LinearVelocity),
- AngularAcceleration(src.AngularAcceleration), LinearAcceleration(src.LinearAcceleration),
- TimeInSeconds(src.TimeInSeconds)
- { }
-
- // C-interop support: PoseStatef <-> ovrPoseStatef
- PoseState(const typename CompatibleTypes<PoseState<T> >::Type& src)
- : ThePose(src.ThePose),
- AngularVelocity(src.AngularVelocity), LinearVelocity(src.LinearVelocity),
- AngularAcceleration(src.AngularAcceleration), LinearAcceleration(src.LinearAcceleration),
- TimeInSeconds(src.TimeInSeconds)
- { }
-
- operator typename CompatibleTypes<PoseState<T> >::Type() const
- {
- typename CompatibleTypes<PoseState<T> >::Type result;
- result.ThePose = ThePose;
- result.AngularVelocity = AngularVelocity;
- result.LinearVelocity = LinearVelocity;
- result.AngularAcceleration = AngularAcceleration;
- result.LinearAcceleration = LinearAcceleration;
- result.TimeInSeconds = TimeInSeconds;
- return result;
- }
-
- Pose<T> ThePose;
- Vector3<T> AngularVelocity;
- Vector3<T> LinearVelocity;
- Vector3<T> AngularAcceleration;
- Vector3<T> LinearAcceleration;
- // Absolute time of this state sample; always a double measured in seconds.
- double TimeInSeconds;
-
- // ***** Helpers for Pose integration
-
- // Stores and integrates gyro angular velocity reading for a given time step.
- void StoreAndIntegrateGyro(Vector3d angVel, double dt);
- // Stores and integrates position/velocity from accelerometer reading for a given time step.
- void StoreAndIntegrateAccelerometer(Vector3d linearAccel, double dt);
-
- // Performs integration of state by adding next state delta to it
- // to produce a combined state change
- void AdvanceByDelta(const PoseState<T>& delta);
-};
-
-
-template<class T>
-PoseState<T> operator*(const OVR::Pose<T>& trans, const PoseState<T>& poseState)
-{
- PoseState<T> result;
- result.ThePose = trans * poseState.ThePose;
- result.LinearVelocity = trans.Rotate(poseState.LinearVelocity);
- result.LinearAcceleration = trans.Rotate(poseState.LinearAcceleration);
- result.AngularVelocity = trans.Rotate(poseState.AngularVelocity);
- result.AngularAcceleration = trans.Rotate(poseState.AngularAcceleration);
- return result;
-}
-
-
-// External API returns pose as float, but uses doubles internally for quaternion precision.
-typedef PoseState<float> PoseStatef;
-typedef PoseState<double> PoseStated;
-
-
-} // namespace OVR::Vision
-
-
-namespace OVR {
-
- template<> struct CompatibleTypes<OVR::PoseState<float> > { typedef ovrPoseStatef Type; };
- template<> struct CompatibleTypes<OVR::PoseState<double> > { typedef ovrPoseStated Type; };
-
- static_assert((sizeof(PoseState<double>) == sizeof(Pose<double>) + 4*sizeof(Vector3<double>) + sizeof(double)), "sizeof(PoseState<double>) failure");
-#ifdef OVR_CPU_X86_64
- static_assert((sizeof(PoseState<float>) == sizeof(Pose<float>) + 4*sizeof(Vector3<float>) + sizeof(uint32_t) + sizeof(double)), "sizeof(PoseState<float>) failure"); //TODO: Manually pad template.
-#elif defined(OVR_OS_WIN32) // The Windows 32 bit ABI aligns 64 bit values on 64 bit boundaries
- static_assert((sizeof(PoseState<float>) == sizeof(Pose<float>) + 4*sizeof(Vector3<float>) + sizeof(uint32_t) + sizeof(double)), "sizeof(PoseState<float>) failure");
-#else // Else Unix/Apple 32 bit ABI, which aligns 64 bit values on 32 bit boundaries.
- static_assert((sizeof(PoseState<float>) == sizeof(Pose<float>) + 4*sizeof(Vector3<float>) + sizeof(double)), "sizeof(PoseState<float>) failure");
-#endif
-}
-
-#endif // Tracking_PoseState_h