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A modern MAVLink library for the JVM written in Kotlin.
The newest version!
package com.divpundir.mavlink.definitions.common
import com.divpundir.mavlink.api.GeneratedMavField
import com.divpundir.mavlink.api.GeneratedMavMessage
import com.divpundir.mavlink.api.MavEnumValue
import com.divpundir.mavlink.api.MavMessage
import com.divpundir.mavlink.serialization.MavDataDecoder
import com.divpundir.mavlink.serialization.MavDataEncoder
import com.divpundir.mavlink.serialization.encodeEnumValue
import com.divpundir.mavlink.serialization.encodeFloat
import com.divpundir.mavlink.serialization.encodeFloatArray
import com.divpundir.mavlink.serialization.encodeInt8
import com.divpundir.mavlink.serialization.encodeUInt64
import com.divpundir.mavlink.serialization.encodeUInt8
import com.divpundir.mavlink.serialization.safeDecodeEnumValue
import com.divpundir.mavlink.serialization.safeDecodeFloat
import com.divpundir.mavlink.serialization.safeDecodeFloatArray
import com.divpundir.mavlink.serialization.safeDecodeInt8
import com.divpundir.mavlink.serialization.safeDecodeUInt64
import com.divpundir.mavlink.serialization.safeDecodeUInt8
import com.divpundir.mavlink.serialization.truncateZeros
import kotlin.Byte
import kotlin.ByteArray
import kotlin.Float
import kotlin.Int
import kotlin.UByte
import kotlin.UInt
import kotlin.ULong
import kotlin.Unit
import kotlin.collections.List
/**
* Odometry message to communicate odometry information with an external interface. Fits ROS REP 147
* standard for aerial vehicles (http://www.ros.org/reps/rep-0147.html).
*
* @param timeUsec Timestamp (UNIX Epoch time or time since system boot). The receiving end can
* infer timestamp format (since 1.1.1970 or since system boot) by checking for the magnitude of the
* number.
* units = us
* @param frameId Coordinate frame of reference for the pose data.
* @param childFrameId Coordinate frame of reference for the velocity in free space (twist) data.
* @param x X Position
* units = m
* @param y Y Position
* units = m
* @param z Z Position
* units = m
* @param q Quaternion components, w, x, y, z (1 0 0 0 is the null-rotation)
* @param vx X linear speed
* units = m/s
* @param vy Y linear speed
* units = m/s
* @param vz Z linear speed
* units = m/s
* @param rollspeed Roll angular speed
* units = rad/s
* @param pitchspeed Pitch angular speed
* units = rad/s
* @param yawspeed Yaw angular speed
* units = rad/s
* @param poseCovariance Row-major representation of a 6x6 pose cross-covariance matrix upper right
* triangle (states: x, y, z, roll, pitch, yaw; first six entries are the first ROW, next five entries
* are the second ROW, etc.). If unknown, assign NaN value to first element in the array.
* @param velocityCovariance Row-major representation of a 6x6 velocity cross-covariance matrix
* upper right triangle (states: vx, vy, vz, rollspeed, pitchspeed, yawspeed; first six entries are the
* first ROW, next five entries are the second ROW, etc.). If unknown, assign NaN value to first
* element in the array.
* @param resetCounter Estimate reset counter. This should be incremented when the estimate resets
* in any of the dimensions (position, velocity, attitude, angular speed). This is designed to be used
* when e.g an external SLAM system detects a loop-closure and the estimate jumps.
* @param estimatorType Type of estimator that is providing the odometry.
* @param quality Optional odometry quality metric as a percentage. -1 = odometry has failed, 0 =
* unknown/unset quality, 1 = worst quality, 100 = best quality
* units = %
*/
@GeneratedMavMessage(
id = 331u,
crcExtra = 91,
)
public data class Odometry(
/**
* Timestamp (UNIX Epoch time or time since system boot). The receiving end can infer timestamp
* format (since 1.1.1970 or since system boot) by checking for the magnitude of the number.
* units = us
*/
@GeneratedMavField(type = "uint64_t")
public val timeUsec: ULong = 0uL,
/**
* Coordinate frame of reference for the pose data.
*/
@GeneratedMavField(type = "uint8_t")
public val frameId: MavEnumValue = MavEnumValue.fromValue(0u),
/**
* Coordinate frame of reference for the velocity in free space (twist) data.
*/
@GeneratedMavField(type = "uint8_t")
public val childFrameId: MavEnumValue = MavEnumValue.fromValue(0u),
/**
* X Position
* units = m
*/
@GeneratedMavField(type = "float")
public val x: Float = 0F,
/**
* Y Position
* units = m
*/
@GeneratedMavField(type = "float")
public val y: Float = 0F,
/**
* Z Position
* units = m
*/
@GeneratedMavField(type = "float")
public val z: Float = 0F,
/**
* Quaternion components, w, x, y, z (1 0 0 0 is the null-rotation)
*/
@GeneratedMavField(type = "float[4]")
public val q: List = emptyList(),
/**
* X linear speed
* units = m/s
*/
@GeneratedMavField(type = "float")
public val vx: Float = 0F,
/**
* Y linear speed
* units = m/s
*/
@GeneratedMavField(type = "float")
public val vy: Float = 0F,
/**
* Z linear speed
* units = m/s
*/
@GeneratedMavField(type = "float")
public val vz: Float = 0F,
/**
* Roll angular speed
* units = rad/s
*/
@GeneratedMavField(type = "float")
public val rollspeed: Float = 0F,
/**
* Pitch angular speed
* units = rad/s
*/
@GeneratedMavField(type = "float")
public val pitchspeed: Float = 0F,
/**
* Yaw angular speed
* units = rad/s
*/
@GeneratedMavField(type = "float")
public val yawspeed: Float = 0F,
/**
* Row-major representation of a 6x6 pose cross-covariance matrix upper right triangle (states: x,
* y, z, roll, pitch, yaw; first six entries are the first ROW, next five entries are the second ROW,
* etc.). If unknown, assign NaN value to first element in the array.
*/
@GeneratedMavField(type = "float[21]")
public val poseCovariance: List = emptyList(),
/**
* Row-major representation of a 6x6 velocity cross-covariance matrix upper right triangle
* (states: vx, vy, vz, rollspeed, pitchspeed, yawspeed; first six entries are the first ROW, next
* five entries are the second ROW, etc.). If unknown, assign NaN value to first element in the
* array.
*/
@GeneratedMavField(type = "float[21]")
public val velocityCovariance: List = emptyList(),
/**
* Estimate reset counter. This should be incremented when the estimate resets in any of the
* dimensions (position, velocity, attitude, angular speed). This is designed to be used when e.g an
* external SLAM system detects a loop-closure and the estimate jumps.
*/
@GeneratedMavField(
type = "uint8_t",
extension = true,
)
public val resetCounter: UByte = 0u,
/**
* Type of estimator that is providing the odometry.
*/
@GeneratedMavField(
type = "uint8_t",
extension = true,
)
public val estimatorType: MavEnumValue = MavEnumValue.fromValue(0u),
/**
* Optional odometry quality metric as a percentage. -1 = odometry has failed, 0 = unknown/unset
* quality, 1 = worst quality, 100 = best quality
* units = %
*/
@GeneratedMavField(
type = "int8_t",
extension = true,
)
public val quality: Byte = 0,
) : MavMessage {
override val instanceCompanion: MavMessage.MavCompanion = Companion
override fun serializeV1(): ByteArray {
val encoder = MavDataEncoder(SIZE_V1)
encoder.encodeUInt64(timeUsec)
encoder.encodeFloat(x)
encoder.encodeFloat(y)
encoder.encodeFloat(z)
encoder.encodeFloatArray(q, 16)
encoder.encodeFloat(vx)
encoder.encodeFloat(vy)
encoder.encodeFloat(vz)
encoder.encodeFloat(rollspeed)
encoder.encodeFloat(pitchspeed)
encoder.encodeFloat(yawspeed)
encoder.encodeFloatArray(poseCovariance, 84)
encoder.encodeFloatArray(velocityCovariance, 84)
encoder.encodeEnumValue(frameId.value, 1)
encoder.encodeEnumValue(childFrameId.value, 1)
return encoder.bytes
}
override fun serializeV2(): ByteArray {
val encoder = MavDataEncoder(SIZE_V2)
encoder.encodeUInt64(timeUsec)
encoder.encodeFloat(x)
encoder.encodeFloat(y)
encoder.encodeFloat(z)
encoder.encodeFloatArray(q, 16)
encoder.encodeFloat(vx)
encoder.encodeFloat(vy)
encoder.encodeFloat(vz)
encoder.encodeFloat(rollspeed)
encoder.encodeFloat(pitchspeed)
encoder.encodeFloat(yawspeed)
encoder.encodeFloatArray(poseCovariance, 84)
encoder.encodeFloatArray(velocityCovariance, 84)
encoder.encodeEnumValue(frameId.value, 1)
encoder.encodeEnumValue(childFrameId.value, 1)
encoder.encodeUInt8(resetCounter)
encoder.encodeEnumValue(estimatorType.value, 1)
encoder.encodeInt8(quality)
return encoder.bytes.truncateZeros()
}
public companion object : MavMessage.MavCompanion {
private const val SIZE_V1: Int = 230
private const val SIZE_V2: Int = 233
override val id: UInt = 331u
override val crcExtra: Byte = 91
override fun deserialize(bytes: ByteArray): Odometry {
val decoder = MavDataDecoder(bytes)
val timeUsec = decoder.safeDecodeUInt64()
val x = decoder.safeDecodeFloat()
val y = decoder.safeDecodeFloat()
val z = decoder.safeDecodeFloat()
val q = decoder.safeDecodeFloatArray(16)
val vx = decoder.safeDecodeFloat()
val vy = decoder.safeDecodeFloat()
val vz = decoder.safeDecodeFloat()
val rollspeed = decoder.safeDecodeFloat()
val pitchspeed = decoder.safeDecodeFloat()
val yawspeed = decoder.safeDecodeFloat()
val poseCovariance = decoder.safeDecodeFloatArray(84)
val velocityCovariance = decoder.safeDecodeFloatArray(84)
val frameId = decoder.safeDecodeEnumValue(1).let { value ->
val entry = MavFrame.getEntryFromValueOrNull(value)
if (entry != null) MavEnumValue.of(entry) else MavEnumValue.fromValue(value)
}
val childFrameId = decoder.safeDecodeEnumValue(1).let { value ->
val entry = MavFrame.getEntryFromValueOrNull(value)
if (entry != null) MavEnumValue.of(entry) else MavEnumValue.fromValue(value)
}
val resetCounter = decoder.safeDecodeUInt8()
val estimatorType = decoder.safeDecodeEnumValue(1).let { value ->
val entry = MavEstimatorType.getEntryFromValueOrNull(value)
if (entry != null) MavEnumValue.of(entry) else MavEnumValue.fromValue(value)
}
val quality = decoder.safeDecodeInt8()
return Odometry(
timeUsec = timeUsec,
frameId = frameId,
childFrameId = childFrameId,
x = x,
y = y,
z = z,
q = q,
vx = vx,
vy = vy,
vz = vz,
rollspeed = rollspeed,
pitchspeed = pitchspeed,
yawspeed = yawspeed,
poseCovariance = poseCovariance,
velocityCovariance = velocityCovariance,
resetCounter = resetCounter,
estimatorType = estimatorType,
quality = quality,
)
}
public operator fun invoke(builderAction: Builder.() -> Unit): Odometry =
Builder().apply(builderAction).build()
}
public class Builder {
public var timeUsec: ULong = 0uL
public var frameId: MavEnumValue = MavEnumValue.fromValue(0u)
public var childFrameId: MavEnumValue = MavEnumValue.fromValue(0u)
public var x: Float = 0F
public var y: Float = 0F
public var z: Float = 0F
public var q: List = emptyList()
public var vx: Float = 0F
public var vy: Float = 0F
public var vz: Float = 0F
public var rollspeed: Float = 0F
public var pitchspeed: Float = 0F
public var yawspeed: Float = 0F
public var poseCovariance: List = emptyList()
public var velocityCovariance: List = emptyList()
public var resetCounter: UByte = 0u
public var estimatorType: MavEnumValue = MavEnumValue.fromValue(0u)
public var quality: Byte = 0
public fun build(): Odometry = Odometry(
timeUsec = timeUsec,
frameId = frameId,
childFrameId = childFrameId,
x = x,
y = y,
z = z,
q = q,
vx = vx,
vy = vy,
vz = vz,
rollspeed = rollspeed,
pitchspeed = pitchspeed,
yawspeed = yawspeed,
poseCovariance = poseCovariance,
velocityCovariance = velocityCovariance,
resetCounter = resetCounter,
estimatorType = estimatorType,
quality = quality,
)
}
}
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