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21 lines
1.2 KiB
21 lines
1.2 KiB
# Optical flow in XYZ body frame in SI units. |
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uint64 timestamp # time since system start (microseconds) |
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uint64 timestamp_sample |
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uint32 device_id # unique device ID for the sensor that does not change between power cycles |
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float32[2] pixel_flow # (radians) accumulated optical flow in radians where a positive value is produced by a RH rotation about the body axis |
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float32[3] delta_angle # (radians) accumulated gyro radians where a positive value is produced by a RH rotation about the body axis. (NAN if unavailable) |
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float32 distance_m # (meters) Distance to the center of the flow field (NAN if unavailable) |
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uint32 integration_timespan_us # (microseconds) accumulation timespan in microseconds |
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uint8 quality # Average of quality of accumulated frames, 0: bad quality, 255: maximum quality |
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float32 max_flow_rate # (radians/s) Magnitude of maximum angular which the optical flow sensor can measure reliably |
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float32 min_ground_distance # (meters) Minimum distance from ground at which the optical flow sensor operates reliably |
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float32 max_ground_distance # (meters) Maximum distance from ground at which the optical flow sensor operates reliably
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