DriveWorks SDK Reference
5.16.65 Release
For Test and Development only

GlobalEgomotion.h
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30
48#ifndef DW_EGOMOTION_GLOBAL_GLOBALEGOMOTION_H_
49#define DW_EGOMOTION_GLOBAL_GLOBALEGOMOTION_H_
50
52#include <dw/sensors/gps/GPS.h>
53
55
56#ifdef __cplusplus
57extern "C" {
58#endif
59
60typedef struct dwGlobalEgomotionObject* dwGlobalEgomotionHandle_t;
61typedef struct dwGlobalEgomotionObject const* dwGlobalEgomotionConstHandle_t;
62
66typedef struct
67{
70
74
78
80
82
86typedef struct
87{
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122 dwConstRigHandle_t rigConfiguration,
123 const char* gpsSensorName);
124
138 const dwGlobalEgomotionParameters* params,
140
151
164
190 const dwEgomotionUncertainty* egomotionUncertainty,
192
213
228
243 dwGlobalEgomotionUncertainty* uncertainty,
245
267 dwGlobalEgomotionUncertainty* uncertainty,
268 dwTime_t timestamp,
270
283
301 dwGlobalEgomotionUncertainty* uncertainty,
302 size_t index,
304
305#ifdef __cplusplus
306}
307#endif
309#endif // DW_EGOMOTION_GLOBAL_GLOBALEGOMOTION_H_
Instantaneous state estimate.
Instantaneous state uncertainty estimates.
NVIDIA DriveWorks API: Egomotion Methods
dwStatus
Status definition.
Definition: ErrorDefs.h:44
A GPS packet containing localization information.
Definition: GPSFrame.h:258
NVIDIA DriveWorks API: GPS
Holds global egomotion state estimate.
Holds global egomotion uncertainty estimate.
Defines a three-element floating-point vector.
Definition: MatrixTypes.h:76
float float32_t
Specifies POD types.
Definition: BasicTypes.h:59
int64_t dwTime_t
Specifies a timestamp unit, in microseconds.
Definition: BasicTypes.h:65
struct dwContextObject * dwContextHandle_t
Context handle.
Definition: Context.h:86
#define DW_API_PUBLIC
Definition: Exports.h:56
float32_t verticalNoiseMeter
Expected vertical position noise (CEP) of the GNSS sensor [m] A default value of 5 [m] will be assume...
float32_t horizontalNoiseMeter
Expected horizontal position noise (CEP) of the GNSS sensor [m] A default value of 2....
float32_t rotationalDrift
Expected magnitude of relative egomotion rotational drift [deg/s] A default value of 10 [deg/h] will ...
dwGlobalEgomotionGNSSCharacteristics sensorCharacteristics
Sensor characteristics.
dwVector3f antennaPosition
GNSS antenna position in the rig coordinate system [m].
size_t historySize
Size of history array, in number of state estimates it holds.
DW_API_PUBLIC dwStatus dwGlobalEgomotion_getEstimate(dwGlobalEgomotionResult *result, dwGlobalEgomotionUncertainty *uncertainty, dwGlobalEgomotionConstHandle_t handle)
Get current filter state estimate.
DW_API_PUBLIC dwStatus dwGlobalEgomotion_addGPSMeasurement(const dwGPSFrame *measurement, dwGlobalEgomotionHandle_t handle)
Adds GPS measurement to the global egomotion module.
DW_API_PUBLIC dwStatus dwGlobalEgomotion_reset(dwGlobalEgomotionHandle_t handle)
Resets the state estimate and all history of the global egomotion module.
DW_API_PUBLIC dwStatus dwGlobalEgomotion_getHistoryEntry(dwGlobalEgomotionResult *result, dwGlobalEgomotionUncertainty *uncertainty, size_t index, dwGlobalEgomotionConstHandle_t handle)
Returns an entry from the history array.
DW_API_PUBLIC dwStatus dwGlobalEgomotion_addRelativeMotion(const dwEgomotionResult *egomotionResult, const dwEgomotionUncertainty *egomotionUncertainty, dwGlobalEgomotionHandle_t handle)
Adds relative egomotion estimate to the global egomotion module.
DW_API_PUBLIC dwStatus dwGlobalEgomotion_getHistorySize(size_t *num, dwGlobalEgomotionConstHandle_t handle)
Returns the number of estimates currently stored in the history.
DW_API_PUBLIC dwStatus dwGlobalEgomotion_initParamsFromRig(dwGlobalEgomotionParameters *params, dwConstRigHandle_t rigConfiguration, const char *gpsSensorName)
Initialize global egomotion parameters from a provided RigConfiguration.
dwGlobalEgomotionGNSSCharacteristics dwGNSSCharacteristics
DW_API_PUBLIC dwStatus dwGlobalEgomotion_getTimestamp(dwTime_t *timestamp, dwGlobalEgomotionConstHandle_t handle)
Get timestamp of current filter estimate.
DW_API_PUBLIC dwStatus dwGlobalEgomotion_release(dwGlobalEgomotionHandle_t handle)
Releases the global egomotion module.
struct dwGlobalEgomotionObject const * dwGlobalEgomotionConstHandle_t
DW_API_PUBLIC dwStatus dwGlobalEgomotion_initialize(dwGlobalEgomotionHandle_t *handle, const dwGlobalEgomotionParameters *params, dwContextHandle_t ctx)
Initializes the global egomotion module.
DW_API_PUBLIC dwStatus dwGlobalEgomotion_computeEstimate(dwGlobalEgomotionResult *result, dwGlobalEgomotionUncertainty *uncertainty, dwTime_t timestamp, dwGlobalEgomotionConstHandle_t handle)
Computes global state estimate at given timestamp, if necessary by linear interpolation between avail...
struct dwGlobalEgomotionObject * dwGlobalEgomotionHandle_t
GNSS Sensor characteristics.
Holds initialization parameters for the global egomotion module.
struct dwRigObject const * dwConstRigHandle_t
Handle representing the const Rig interface.
Definition: Rig.h:74