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mdp

模块:

名称 描述
actions
commands
events
observations
rewards

类:

名称 描述
FlightActionMapper

Map batched normalized actions into controller targets, wrench, or RPM.

FlightMappingConfig

Mapping-range configuration for normalized action scaling.

Mixer

Map thrust and moment demands to rotor commands.

FlightController

PID flight controller (batched).

VehicleParams

LAV2 vehicle parameters.

RotorDynamics

Batched rotor dynamics model.

ControlAction

Body torque control action term.

ControlActionCfg

See :class:ControlAction for more details.

UniformPoseCommandGlobal

Command generator that generates pose commands containing a 3-D position and heading.

UniformPoseCommandGlobalCfg

Configuration for the uniform 3D-pose command generator.

函数:

名称 描述
randomize_action_term_attr

Randomize a selected action-term attribute.

randomize_controller_params

Randomize controller gains and command limits attached to an action term.

randomize_mixer_params

Randomize mixer parameters attached to an action term.

randomize_rotor_params

Randomize rotor parameters attached to an action term.

root_euler_w

Euler angles of the root in world frame.

lin_vel_l2

Penalize base linear velocity using L2 squared kernel.

ang_vel_l2

Penalize base angular velocity using L2 squared kernel.

pos_error_l2

Penalize asset pos from its target pos using L2 squared kernel.

pos_error_tanh

Penalize asset pos from its target pos using tanh kernel.

yaw_error_l2

Penalize heading error from target heading using L2 squared kernel.

yaw_error_tanh

Penalize heading error from target heading using tanh kernel.

FlightActionMapper

FlightActionMapper(control_mode: str, params: VehicleParams = VehicleParams(), mapping: FlightMappingConfig | None = None, *, num_envs: int = 1, device: str | device = 'cpu')

Map batched normalized actions into controller targets, wrench, or RPM.

Initialize a batched Torch flight action mapper for the selected mode.

方法:

名称 描述
randomize

Randomize mapper runtime parameters used by action scaling.

action_to_collective_acc

Map a normalized policy collective action to total collective acceleration.

collective_acc_to_thrust

Convert total collective acceleration into total thrust in Newtons.

action_to_collective_thrust

Convert a normalized policy collective action into total thrust.

map_action

Map a normalized batched action into RPM commands and intermediates.

属性:

名称 类型 描述
requires_controller bool

Whether this mode needs a controller target expansion step.

requires_controller property

requires_controller: bool

Whether this mode needs a controller target expansion step.

randomize

randomize(env_ids=None, randomization: dict[str, tuple[float, float]] | None = None) -> None

Randomize mapper runtime parameters used by action scaling.

action_to_collective_acc

action_to_collective_acc(action: Tensor, mixer: Mixer) -> torch.Tensor

Map a normalized policy collective action to total collective acceleration.

collective_acc_to_thrust

collective_acc_to_thrust(collective_acc: Tensor) -> torch.Tensor

Convert total collective acceleration into total thrust in Newtons.

action_to_collective_thrust

action_to_collective_thrust(action: Tensor, mixer: Mixer) -> torch.Tensor

Convert a normalized policy collective action into total thrust.

map_action

map_action(action: Tensor, mixer: Mixer, *, state: Tensor | None = None, flight_controller: ControllerBase | None = None) -> FlightMappingResult

Map a normalized batched action into RPM commands and intermediates.

FlightMappingConfig dataclass

FlightMappingConfig(velocity_range: tuple[float, float, float] | None = None, attitude_range: tuple[float, float, float] | None = None, body_rate_range: tuple[float, float, float] | None = (2.0, 2.0, 2.0))

Mapping-range configuration for normalized action scaling.

方法:

名称 描述
from_params

Build mapping ranges from vehicle parameters.

resolve

Resolve config overrides into concrete mapping ranges.

属性:

名称 类型 描述
velocity_range tuple[float, float, float] | None

Velocity scaling in m/s for x, y, z axes.

attitude_range tuple[float, float, float] | None

Attitude scaling in radians.

body_rate_range tuple[float, float, float] | None

Body-rate scaling in rad/s.

velocity_range class-attribute instance-attribute

velocity_range: tuple[float, float, float] | None = None

Velocity scaling in m/s for x, y, z axes.

attitude_range class-attribute instance-attribute

attitude_range: tuple[float, float, float] | None = None

Attitude scaling in radians.

body_rate_range class-attribute instance-attribute

body_rate_range: tuple[float, float, float] | None = (2.0, 2.0, 2.0)

Body-rate scaling in rad/s.

from_params classmethod

from_params(params: VehicleParams) -> FlightMappingConfig

Build mapping ranges from vehicle parameters.

The returned ranges are chosen to broadly cover the controller range exposed by VehicleParams without requiring exact one-to-one alignment with the internal PX4-style controller limits.

参数:

名称 类型 描述 默认

params

VehicleParams

Vehicle parameters providing the reference control bounds.

必需

返回:

名称 类型 描述
FlightMappingConfig FlightMappingConfig

Mapping ranges derived from params.

resolve

resolve(params: VehicleParams) -> FlightMappingConfig

Resolve config overrides into concrete mapping ranges.

参数:

名称 类型 描述 默认

params

VehicleParams

Vehicle parameters providing fallback control bounds.

必需

返回:

名称 类型 描述
FlightMappingConfig FlightMappingConfig

Concrete mapping ranges for runtime use.

Mixer

Mixer(params: VehicleParams = VehicleParams(), num_envs: int = 1, device: str | device = 'cpu')

Map thrust and moment demands to rotor commands.

Note

电机推力分配: 电机1 = 推力 - 横滚(roll) + 俯仰(pitch) + 偏航(yaw) 电机2 = 推力 + 横滚(roll) - 俯仰(pitch) + 偏航(yaw) 电机3 = 推力 + 横滚(roll) + 俯仰(pitch) - 偏航(yaw) 电机4 = 推力 - 横滚(roll) - 俯仰(pitch) - 偏航(yaw)

Initialize the torch mixer with vehicle parameters and device.

方法:

名称 描述
randomize

Randomize mixer runtime parameters from nominal values.

calculate_rotor_commands

Allocate thrust and moments into rotor speeds.

randomize

randomize(env_ids=None, randomization=None)

Randomize mixer runtime parameters from nominal values.

calculate_rotor_commands

calculate_rotor_commands(control: Tensor) -> torch.Tensor

Allocate thrust and moments into rotor speeds.

参数:

名称 类型 描述 默认

control

Tensor

Desired total thrust and roll/pitch/yaw moments. Shape: (num_envs, 4)

必需

返回:

类型 描述
Tensor

torch.Tensor: The amplitude of each motor's rotational speed (calculated using sqrt(clip(rpm_sq))). Shape: (num_envs, 4)

FlightController

FlightController(params: VehicleParams = VehicleParams(), control_mask: list[int] = [1, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0], gains: dict | None = None, limits: dict | None = None, num_envs: int = 1, device: str | device = 'cpu')

Bases: ControllerBase

PID flight controller (batched).

Initialize the batched flight PID controller.

方法:

名称 描述
randomize

Randomize configured PID gains, controller limits, and physical params.

reset

Reset PID loops for selected environments.

update

Update controller.

属性:

名称 类型 描述
params VehicleParams

Vehicle parameters for the controller.

control_mask ndarray | Tensor

unified control mask for target/state channels, used in update(). e.g. using 9~11 for attitude yaw control.

params instance-attribute

params: VehicleParams = params

Vehicle parameters for the controller.

control_mask instance-attribute

control_mask: ndarray | Tensor = control_mask

unified control mask for target/state channels, used in update(). e.g. using 9~11 for attitude yaw control.

randomize

randomize(env_ids=None, gains=None, limits=None, params=None)

Randomize configured PID gains, controller limits, and physical params.

reset

reset(env_ids)

Reset PID loops for selected environments.

update

update(target: Tensor, state: Tensor) -> torch.Tensor

Update controller.

参数:

名称 类型 描述 默认

target

Tensor

(N, 12) desired [x, y, z, vx, vy, vz, roll, pitch, yaw, wx, wy, wz]

必需

state

Tensor

(N, 12) current state same ordering.

必需

返回:

类型 描述
Tensor

torch.Tensor: Tensor of shape (N, 4): [thrust, roll_moment, pitch_moment, yaw_moment].

VehicleParams dataclass

VehicleParams(rho: float = 1.184, g: float = 9.81, sim_dt: float = 0.01, step_dt: float = 0.01, randomization: dict[str, dict[str, tuple[float, float]]] = dict(), mass: float = 2.1, inertia: list = (lambda: np.diag([0.015, 0.0348, 0.042503]).tolist())(), diameter: float = 0.476, Cdx: float = 0.5, x: float = 0.0952, y: float = 0.114423, h: float = -0.0125, alpha: float = math.radians(8.0), r_p: float = 0.0775, Ct: float = 0.666, Cq: float = 0.0716, theta0: float = math.radians(14.6), thetaTip: float = math.radians(6.8), lock: float = 0.6051, max_rpm: float = 10000.0, init_rpm: float = math.nan, rotor_rpm_rate_limit: float = 50000.0, tau_f: float = 0.01, tau_m: float = 0.05, tau_up: float = math.nan, tau_down: float = math.nan, r_w: float = 0.0285, n_w: int = 4, B: float = 0.136, L: float = 0.23, h_cg: float = 0.078, f: float = 0.01, mu0: float = 0.8, K: float = 20, track_cmd_rate_limit: float = 100, mpc_xy_vel_max: float = 12.0, mpc_z_vel_max_up: float = 3.0, mpc_z_vel_max_dn: float = 1.5, mpc_man_tilt_max: float = math.radians(35.0), mc_rollrate_max: float = math.radians(220.0), mc_pitchrate_max: float = math.radians(220.0), mc_yawrate_max: float = math.radians(200.0))

LAV2 vehicle parameters.

方法:

名称 描述
__post_init__

Calculate derived parameters.

属性:

名称 类型 描述
rho float

空气密度 (kg/m^3)

g float

重力加速度 (m/s^2)

sim_dt float

仿真步长 (s)

step_dt float

控制步长 (s)

randomization dict[str, dict[str, tuple[float, float]]]

运行时参数随机化配置,按组件 (e.g. rotor/mixer) 划分为多个 scale 相对范围子表

mass float

质量 (kg)

inertia list

惯性矩阵 (kg*m^2)

diameter float

直径 (m)

Cdx float

空气阻力系数

x float

x方向臂长 (m)

y float

y方向臂长 (m)

h float

重心高度 (m)

alpha float

y方向涵道外倾角度 (rad)

r_p float

螺旋桨半径 (m)

Ct float

推力系数

Cq float

扭矩系数

theta0 float

桨根角 (rad)

thetaTip float

桨尖角 (rad)

theta1 float

桨叶扭转角 (rad)

lock float

Lock number

max_rpm float

最大转速

init_rpm float

初始转速

rotor_rpm_rate_limit float

旋翼转速变化率限制 (rpm/s)

cT float

转速平方到推力增益 (N/(rpm^2))

cM float

转速平方到扭矩增益 (N*m/(rpm^2))

tau_f float

电机滤波时间常数 (s)

tau_m float

兼容保留的电机时间常数 (s)

tau_up float

电机升速时间常数 (s)

tau_down float

电机降速时间常数 (s)

r_w float

主动轮半径 (m)

n_w int

负重轮个数

B float

两侧履带中心距 (m)

L float

履带节点接地部分长度 (m)

h_cg float

车体质心高度 (m)

f float

滚动阻力系数(以干燥混凝土路面或沥青路面为例)

mu0 float

滑转率为1时的摩擦系数

K float

依赖于土壤黏聚系数和摩擦特性的常数

track_cmd_rate_limit float

履带主动轮指令变化率限制 (rad/s^2)

mpc_xy_vel_max float

Maximum horizontal velocity setpoint magnitude in m/s (0 - 20).

mpc_z_vel_max_up float

Maximum upward velocity setpoint in m/s (0.5 - 8).

mpc_z_vel_max_dn float

Maximum downward velocity setpoint magnitude in m/s (0.5 - 4).

mpc_man_tilt_max float

Maximum manual tilt angle in radians (deg: 0 - 90).

mc_rollrate_max float

Maximum roll-rate setpoint in rad/s (deg/s: 0 - 1800).

mc_pitchrate_max float

Maximum pitch-rate setpoint in rad/s (deg/s: 0 - 1800).

mc_yawrate_max float

Maximum yaw-rate setpoint in rad/s (deg/s: 0 - 1800).

rho class-attribute instance-attribute

rho: float = 1.184

空气密度 (kg/m^3)

g class-attribute instance-attribute

g: float = 9.81

重力加速度 (m/s^2)

sim_dt class-attribute instance-attribute

sim_dt: float = 0.01

仿真步长 (s)

step_dt class-attribute instance-attribute

step_dt: float = 0.01

控制步长 (s)

randomization class-attribute instance-attribute

randomization: dict[str, dict[str, tuple[float, float]]] = field(default_factory=dict)

运行时参数随机化配置,按组件 (e.g. rotor/mixer) 划分为多个 scale 相对范围子表

mass class-attribute instance-attribute

mass: float = 2.1

质量 (kg)

inertia class-attribute instance-attribute

inertia: list = field(default_factory=lambda: tolist())

惯性矩阵 (kg*m^2)

diameter class-attribute instance-attribute

diameter: float = 0.476

直径 (m)

Cdx class-attribute instance-attribute

Cdx: float = 0.5

空气阻力系数

x class-attribute instance-attribute

x: float = 0.0952

x方向臂长 (m)

y class-attribute instance-attribute

y: float = 0.114423

y方向臂长 (m)

h class-attribute instance-attribute

h: float = -0.0125

重心高度 (m)

alpha class-attribute instance-attribute

alpha: float = radians(8.0)

y方向涵道外倾角度 (rad)

r_p class-attribute instance-attribute

r_p: float = 0.0775

螺旋桨半径 (m)

Ct class-attribute instance-attribute

Ct: float = 0.666

推力系数

Cq class-attribute instance-attribute

Cq: float = 0.0716

扭矩系数

theta0 class-attribute instance-attribute

theta0: float = radians(14.6)

桨根角 (rad)

thetaTip class-attribute instance-attribute

thetaTip: float = radians(6.8)

桨尖角 (rad)

theta1 class-attribute instance-attribute

theta1: float = field(init=False)

桨叶扭转角 (rad)

lock class-attribute instance-attribute

lock: float = 0.6051

Lock number

max_rpm class-attribute instance-attribute

max_rpm: float = 10000.0

最大转速

init_rpm class-attribute instance-attribute

init_rpm: float = nan

初始转速

rotor_rpm_rate_limit class-attribute instance-attribute

rotor_rpm_rate_limit: float = 50000.0

旋翼转速变化率限制 (rpm/s)

cT class-attribute instance-attribute

cT: float = field(init=False)

转速平方到推力增益 (N/(rpm^2))

cM class-attribute instance-attribute

cM: float = field(init=False)

转速平方到扭矩增益 (N*m/(rpm^2))

tau_f class-attribute instance-attribute

tau_f: float = 0.01

电机滤波时间常数 (s)

tau_m class-attribute instance-attribute

tau_m: float = 0.05

兼容保留的电机时间常数 (s)

tau_up class-attribute instance-attribute

tau_up: float = nan

电机升速时间常数 (s)

tau_down class-attribute instance-attribute

tau_down: float = nan

电机降速时间常数 (s)

r_w class-attribute instance-attribute

r_w: float = 0.0285

主动轮半径 (m)

n_w class-attribute instance-attribute

n_w: int = 4

负重轮个数

B class-attribute instance-attribute

B: float = 0.136

两侧履带中心距 (m)

L class-attribute instance-attribute

L: float = 0.23

履带节点接地部分长度 (m)

h_cg class-attribute instance-attribute

h_cg: float = 0.078

车体质心高度 (m)

f class-attribute instance-attribute

f: float = 0.01

滚动阻力系数(以干燥混凝土路面或沥青路面为例)

mu0 class-attribute instance-attribute

mu0: float = 0.8

滑转率为1时的摩擦系数

K class-attribute instance-attribute

K: float = 20

依赖于土壤黏聚系数和摩擦特性的常数

track_cmd_rate_limit class-attribute instance-attribute

track_cmd_rate_limit: float = 100

履带主动轮指令变化率限制 (rad/s^2)

mpc_xy_vel_max class-attribute instance-attribute

mpc_xy_vel_max: float = 12.0

Maximum horizontal velocity setpoint magnitude in m/s (0 - 20).

mpc_z_vel_max_up class-attribute instance-attribute

mpc_z_vel_max_up: float = 3.0

Maximum upward velocity setpoint in m/s (0.5 - 8).

mpc_z_vel_max_dn class-attribute instance-attribute

mpc_z_vel_max_dn: float = 1.5

Maximum downward velocity setpoint magnitude in m/s (0.5 - 4).

mpc_man_tilt_max class-attribute instance-attribute

mpc_man_tilt_max: float = radians(35.0)

Maximum manual tilt angle in radians (deg: 0 - 90).

mc_rollrate_max class-attribute instance-attribute

mc_rollrate_max: float = radians(220.0)

Maximum roll-rate setpoint in rad/s (deg/s: 0 - 1800).

mc_pitchrate_max class-attribute instance-attribute

mc_pitchrate_max: float = radians(220.0)

Maximum pitch-rate setpoint in rad/s (deg/s: 0 - 1800).

mc_yawrate_max class-attribute instance-attribute

mc_yawrate_max: float = radians(200.0)

Maximum yaw-rate setpoint in rad/s (deg/s: 0 - 1800).

__post_init__

__post_init__()

Calculate derived parameters.

RotorDynamics

RotorDynamics(params: VehicleParams = VehicleParams(), num_envs: int = 1, device: str | device = 'cpu')

Bases: DynamicsBase

Batched rotor dynamics model.

Initialize batched rotor dynamics on the specified device.

方法:

名称 描述
randomize

Randomize rotor runtime parameters from nominal values.

update

Calculate the output thrust and torque for each motor based on the motor commands.

reset

Resets the rotor model to initial conditions.

属性:

名称 类型 描述
params VehicleParams

Vehicle parameters for the dynamics model.

params instance-attribute

params: VehicleParams = params

Vehicle parameters for the dynamics model.

randomize

randomize(env_ids: slice | Sequence[int] | Tensor | None = None, randomization: dict[str, tuple[float, float]] | None = None) -> None

Randomize rotor runtime parameters from nominal values.

update

update(commands: Tensor) -> torch.Tensor

Calculate the output thrust and torque for each motor based on the motor commands.

参数:

名称 类型 描述 默认

commands

Tensor

Command tensor for each motor. Shape: (num_envs, 4)

必需

返回:

类型 描述
Tensor

torch.Tensor: Thrust and torque tensor for each motor. Shape: (num_envs, 8)

reset

reset(env_ids: slice | Sequence[int] | Tensor) -> None

Resets the rotor model to initial conditions.

参数:

名称 类型 描述 默认

env_ids

slice | Sequence[int] | Tensor

The environment ids to reset.

必需

ControlAction

ControlAction(cfg: ControlActionCfg, env: ManagerBasedRlEnv)

Bases: ActionTerm

Body torque control action term.

This action term applies a wrench to the drone body frame based on action commands

属性:

名称 类型 描述
cfg ControlActionCfg

The configuration of the action term.

cfg instance-attribute

cfg: ControlActionCfg = cfg

The configuration of the action term.

ControlActionCfg dataclass

ControlActionCfg(*, class_type: type[ActionTerm] = ControlAction, entity_name: str = 'robot', params: VehicleParams = VehicleParams(), gains: dict | None = None, limits: dict | None = None, control_mode: str = 'cmd_motor_speeds', mapping: FlightMappingConfig = FlightMappingConfig())

Bases: ActionTermCfg

See :class:ControlAction for more details.

属性:

名称 类型 描述
class_type type[ActionTerm]

Class of the action term.

entity_name str

Name of the asset in the environment for which the commands are generated.

params VehicleParams

Vehicle parameters.

gains dict | None

Optional gains configuration for the flight controller. See FlightController for details.

limits dict | None

Optional command-limit configuration passed directly to the flight controller.

control_mode str

Control mode, options: cmd_motor_thrusts, cmd_motor_speeds, cmd_ctbm, cmd_ctbr, cmd_ctatt, cmd_vel, cmd_pos.

mapping FlightMappingConfig

Action-mapping range overrides resolved against params.

class_type class-attribute instance-attribute

class_type: type[ActionTerm] = ControlAction

Class of the action term.

entity_name class-attribute instance-attribute

entity_name: str = 'robot'

Name of the asset in the environment for which the commands are generated.

params class-attribute instance-attribute

params: VehicleParams = field(default_factory=VehicleParams)

Vehicle parameters.

gains class-attribute instance-attribute

gains: dict | None = None

Optional gains configuration for the flight controller. See FlightController for details.

limits class-attribute instance-attribute

limits: dict | None = None

Optional command-limit configuration passed directly to the flight controller.

control_mode class-attribute instance-attribute

control_mode: str = 'cmd_motor_speeds'

Control mode, options: cmd_motor_thrusts, cmd_motor_speeds, cmd_ctbm, cmd_ctbr, cmd_ctatt, cmd_vel, cmd_pos.

rotorpy ref: - https://github.com/spencerfolk/rotorpy/blob/main/rotorpy/learning/quadrotor_environments.py#L319C1-L350C12 - https://github.com/spencerfolk/rotorpy/blob/main/rotorpy/vehicles/multirotor.py#L997

TODO: also align control modes with px4, see: https://docs.px4.io/v1.14/en/flight_modes/offboard

mapping class-attribute instance-attribute

mapping: FlightMappingConfig = field(default_factory=FlightMappingConfig)

Action-mapping range overrides resolved against params.

The default mapping is an intentional policy-facing behavior rather than a direct reflection of the parameter-derived controller ranges.

UniformPoseCommandGlobal

UniformPoseCommandGlobal(cfg: UniformPoseCommandGlobalCfg, env: ManagerBasedRlEnv)

Bases: CommandTerm

Command generator that generates pose commands containing a 3-D position and heading. The command generator samples uniform 3D positions around the environment origin. The heading command is either set to point towards the target or is sampled uniformly. This can be configured through the :attr:UniformPoseCommandGlobalCfg.simple_heading parameter in the configuration.

Initialize the command generator class.

参数:

名称 类型 描述 默认

cfg

UniformPoseCommandGlobalCfg

The configuration parameters for the command generator.

必需

env

ManagerBasedRlEnv

The environment object.

必需

属性:

名称 类型 描述
cfg UniformPoseCommandGlobalCfg

Configuration for the command generator.

command Tensor

The desired 3D-pose in base frame. Shape is (num_envs, 4).

cfg instance-attribute

cfg: UniformPoseCommandGlobalCfg

Configuration for the command generator.

command property

command: Tensor

The desired 3D-pose in base frame. Shape is (num_envs, 4).

UniformPoseCommandGlobalCfg dataclass

UniformPoseCommandGlobalCfg(*, class_type: type = UniformPoseCommandGlobal, entity_name: str, simple_heading: bool, ranges: Ranges, viz: VizCfg = VizCfg())

Bases: CommandTermCfg

Configuration for the uniform 3D-pose command generator.

类:

名称 描述
Ranges

Uniform distribution ranges for the position commands.

属性:

名称 类型 描述
entity_name str

Name of the asset in the environment for which the commands are generated.

simple_heading bool

Whether to use simple heading or not.

ranges Ranges

Distribution ranges for the position commands.

entity_name instance-attribute

entity_name: str

Name of the asset in the environment for which the commands are generated.

simple_heading instance-attribute

simple_heading: bool

Whether to use simple heading or not.

If True, the heading is in the direction of the target position.

ranges instance-attribute

ranges: Ranges

Distribution ranges for the position commands.

Ranges dataclass

Ranges(pos_x: tuple[float, float], pos_y: tuple[float, float], pos_z: tuple[float, float], heading: tuple[float, float])

Uniform distribution ranges for the position commands.

属性:

名称 类型 描述
pos_x tuple[float, float]

Range for the x position (in m).

pos_y tuple[float, float]

Range for the y position (in m).

pos_z tuple[float, float]

Range for the z position (in m).

heading tuple[float, float]

Heading range for the position commands (in rad).

pos_x instance-attribute

pos_x: tuple[float, float]

Range for the x position (in m).

pos_y instance-attribute

pos_y: tuple[float, float]

Range for the y position (in m).

pos_z instance-attribute

pos_z: tuple[float, float]

Range for the z position (in m).

heading instance-attribute

heading: tuple[float, float]

Heading range for the position commands (in rad).

Used only if :attr:simple_heading is False.

randomize_action_term_attr

randomize_action_term_attr(env: ManagerBasedRlEnv, env_ids: Tensor | None, action_term_name: str = 'control_action', attr_name: str = '_flight_controller', **kwargs) -> None

Randomize a selected action-term attribute.

randomize_controller_params

randomize_controller_params(env: ManagerBasedRlEnv, env_ids: Tensor | None, action_term_name: str = 'control_action', controller_attr: str = '_flight_controller', gains: dict | None = None, limits: dict | None = None) -> None

Randomize controller gains and command limits attached to an action term.

randomize_mixer_params

randomize_mixer_params(env: ManagerBasedRlEnv, env_ids: Tensor | None, action_term_name: str = 'control_action', mixer_attr: str = '_mixer', param_range: dict[str, tuple[float, float]] | None = None) -> None

Randomize mixer parameters attached to an action term.

randomize_rotor_params

randomize_rotor_params(env: ManagerBasedRlEnv, env_ids: Tensor | None, action_term_name: str = 'control_action', rotor_attr: str = '_rotor_dynamics', param_range: dict[str, tuple[float, float]] | None = None) -> None

Randomize rotor parameters attached to an action term.

root_euler_w

root_euler_w(env: ManagerBasedRlEnv, asset_cfg: SceneEntityCfg = SceneEntityCfg('robot')) -> torch.Tensor

Euler angles of the root in world frame.

lin_vel_l2

lin_vel_l2(env: ManagerBasedRlEnv, asset_cfg: SceneEntityCfg = _DEFAULT_ASSET_CFG) -> torch.Tensor

Penalize base linear velocity using L2 squared kernel.

ang_vel_l2

ang_vel_l2(env: ManagerBasedRlEnv, asset_cfg: SceneEntityCfg = _DEFAULT_ASSET_CFG) -> torch.Tensor

Penalize base angular velocity using L2 squared kernel.

pos_error_l2

pos_error_l2(env: ManagerBasedRlEnv, command_name: str) -> torch.Tensor

Penalize asset pos from its target pos using L2 squared kernel.

pos_error_tanh

pos_error_tanh(env: ManagerBasedRlEnv, command_name: str, std: float = 0.8) -> torch.Tensor

Penalize asset pos from its target pos using tanh kernel.

yaw_error_l2

yaw_error_l2(env: ManagerBasedRlEnv, command_name: str) -> torch.Tensor

Penalize heading error from target heading using L2 squared kernel.

yaw_error_tanh

yaw_error_tanh(env: ManagerBasedRlEnv, command_name: str, std: float = 0.8) -> torch.Tensor

Penalize heading error from target heading using tanh kernel.