v0.1.6; add move_down_by_acuumulated_xy_command, dynamic_resample_commands optional

This commit is contained in:
wty-yy
2026-01-07 23:17:43 +08:00
parent 41295f7e72
commit 6f477bf42d
5 changed files with 367 additions and 35 deletions

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@@ -93,6 +93,7 @@ class GO2Cfg(LeggedRobotCfg):
# terrain_proportions = [0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0]
# terrain_proportions = [0.3, 0.3, 0.3, 0.0, 0.0, 0.0, 0.0, 0.0, 0.1]
# terrain_proportions = [0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1.0]
move_down_by_acuumulated_xy_command = True # move down the terrain curriculum based on accumulated xy command distance instead of absolute distance
class commands(LeggedRobotCfg.commands):
curriculum = False
@@ -107,6 +108,7 @@ class GO2Cfg(LeggedRobotCfg):
limit_vel_invert_when_continuous = True # invert the limit logic when using continuous sample limit velocity commands
limit_vel = {"lin_vel_x": [-1, 1], "lin_vel_y": [-1, 1], "ang_vel_yaw": [-1, 0, 1]} # sample vel commands from min [-1] or zero [0] or max [1] range only
stop_heading_at_limit = True # stop heading updates when vel is limited
dynamic_resample_commands = True # sample commands with low bounds
command_range_curriculum = [{ # list for command range curriculums at specific training iterations
'iter': 20000, # training iteration at which the command ranges are updated
'lin_vel_x': [-1.0, 1.0], # min max [m/s]

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@@ -0,0 +1,313 @@
# Don't forget to change IS_HARD = False, if you want to use original training setting
import math
from legged_gym.envs.base.legged_robot_config import LeggedRobotCfg, LeggedRobotCfgPPO, LeggedRobotCfgCTS, LeggedRobotCfgMoECTS, LeggedRobotCfgMoECTS, LeggedRobotCfgMCPCTS, LeggedRobotCfgACMoECTS, LeggedRobotCfgDualMoECTS, LeggedRobotCfgREMCTS
class GO2Cfg(LeggedRobotCfg):
class init_state(LeggedRobotCfg.init_state):
pos = [0.0, 0.0, 0.42] # x,y,z [m]
default_joint_angles = { # = target angles [rad] when action = 0.0
'FL_hip_joint': 0.1, # [rad]
'RL_hip_joint': 0.1, # [rad]
'FR_hip_joint': -0.1 , # [rad]
'RR_hip_joint': -0.1, # [rad]
'FL_thigh_joint': 0.8, # [rad]
'RL_thigh_joint': 1., # [rad]
'FR_thigh_joint': 0.8, # [rad]
'RR_thigh_joint': 1., # [rad]
'FL_calf_joint': -1.5, # [rad]
'RL_calf_joint': -1.5, # [rad]
'FR_calf_joint': -1.5, # [rad]
'RR_calf_joint': -1.5, # [rad]
}
turn_over = False # initialize the robot in a flipped over position
# turn_over_proportions = [0.1, 0.3, 0.6] # proportions for backflip, sideflip, noflip
turn_over_proportions = [0.0, 0.2, 0.8] # proportions for backflip, sideflip, noflip
turn_over_init_heights = { # initial heights range for each flip type
'backflip': [0.10, 0.15],
'sideflip': [0.16, 0.21],
}
# turn_over_proportions = [0.0, 1.0, 0.0] # proportions for backflip, sideflip, noflip
class env(LeggedRobotCfg.env):
num_envs = 8192
num_observations = 45
# obs(45) + base_lin_vel(3) + height_measurements(187)
num_privileged_obs = 45 + 3 + 4 + 12 + 12 + 187 # 263
# num_privileged_obs = 45 + 3 + 187 # 235
# num_privileged_obs = 48 # without height measurements
episode_length_s = 25
class domain_rand(LeggedRobotCfg.domain_rand):
### Robot properties ###
randomize_friction = True
friction_range = [0.0, 2.0]
randomize_base_mass = True
added_mass_range = [-1., 1.]
randomize_link_mass = True
multiplied_link_mass_range = [0.9, 1.1]
randomize_base_com = True
added_base_com_range = [-0.03, 0.03]
randomize_restitution = True # restitution to robot links (Robot init)
restitution_range = [0.0, 0.5]
### Environment reset ###
randomize_pd_gains = True
stiffness_multiplier_range = [0.9, 1.1]
damping_multiplier_range = [0.9, 1.1]
randomize_motor_zero_offset = True
motor_zero_offset_range = [-0.035, 0.035]
randomize_motor_strength = True # (Env reset)
motor_strength_range = [0.8, 1.2]
### Environment step ###
push_robots = True
push_interval_s = 4
max_push_vel_xy = 0.4
max_push_ang_vel = 0.6
randomize_action_delay = True # use last_action with 0~20 ms delay, 4 decimation
class control(LeggedRobotCfg.control):
# PD Drive parameters:
control_type = 'P'
stiffness = {'joint': 20.0} # [N*m/rad]
damping = {'joint': 0.5} # [N*m*s/rad]
# action scale: target angle = actionScale * action + defaultAngle
action_scale = 0.25
# decimation: Number of control action updates @ sim DT per policy DT
decimation = 4
class terrain(LeggedRobotCfg.terrain):
max_init_terrain_level = 5
# [wave, slope, rough_slope, stairs up, stairs down, obstacles, stepping_stones, gap, flat]
# terrain_proportions = [0.2, 0.05, 0.05, 0.30, 0.05, 0.25, 0.0, 0.0, 0.1] # 更偏向wave
terrain_proportions = [0.05, 0.20, 0.05, 0.25, 0.10, 0.20, 0.0, 0.0, 0.15] # 这个更偏向平地斜坡
# terrain_proportions = [0.20, 0.05, 0.05, 0.30, 0.15, 0.20, 0.0, 0.0, 0.05] # 更偏向wave和stairs
# terrain_proportions = [0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0]
# terrain_proportions = [0.3, 0.3, 0.3, 0.0, 0.0, 0.0, 0.0, 0.0, 0.1]
# terrain_proportions = [0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1.0]
move_down_by_acuumulated_xy_command = False # move down the terrain curriculum based on accumulated xy command distance instead of absolute distance
class commands(LeggedRobotCfg.commands):
curriculum = False
max_curriculum = 1.
num_commands = 4 # default: lin_vel_x, lin_vel_y, ang_vel_yaw (in heading mode ang_vel_yaw is recomputed from heading error)
resampling_time = 5. # time before command are changed[s]
heading_command = False # if true: compute ang vel command from heading error
# start training with zero commands and then gradually increase zero command probability
zero_command_curriculum = None
# zero_command_curriculum = {'start_iter': 0, 'end_iter': 1500, 'start_value': 0.0, 'end_value': 0.1}
limit_ang_vel_at_zero_command_prob = 0.0 # probability of add limiting angular velocity commands when zero command is sampled
limit_vel_prob = 0.0 # probability of limiting linear velocity command
limit_vel_invert_when_continuous = True # invert the limit logic when using continuous sample limit velocity commands
limit_vel = {"lin_vel_x": [-1, 1], "lin_vel_y": [-1, 1], "ang_vel_yaw": [-1, 0, 1]} # sample vel commands from min [-1] or zero [0] or max [1] range only
stop_heading_at_limit = True # stop heading updates when vel is limited
dynamic_resample_commands = False # sample commands with low bounds
command_range_curriculum = []
# command_range_curriculum = [{ # list for command range curriculums at specific training iterations
# 'iter': 20000, # training iteration at which the command ranges are updated
# 'lin_vel_x': [-1.0, 1.0], # min max [m/s]
# 'lin_vel_y': [-1.0, 1.0], # min max [m/s]
# 'ang_vel_yaw': [-1.5, 1.5], # min max [rad/s]
# 'heading': [-1.57, 1.57], # min max [rad]
# }, { # list for command range curriculums at specific training iterations
# 'iter': 50000, # training iteration at which the command ranges are updated
# 'lin_vel_x': [-2.0, 2.0], # min max [m/s]
# 'lin_vel_y': [-1.0, 1.0], # min max [m/s]
# 'ang_vel_yaw': [-2.0, 2.0], # min max [rad/s]
# 'heading': [-1.57, 1.57], # min max [rad]
# }]
turn_over_zero_time = { # if turn_over is true, time robot must be stable before sampling new commands after a turn over
"backflip": 5.0,
"sideflip": 3.0,
}
# [wave, slope, rough slope, stairs up, stairs down, obstacles, stepping stones, gap, flat]
terrain_max_command_ranges = [
{'lin_vel_x': [-1.5, 1.5], 'lin_vel_y': [-1.0, 1.0], 'ang_vel_yaw': [-1.5, 1.5], 'heading': [-1.57, 1.57]}, # wave
{'lin_vel_x': [-1.5, 1.5], 'lin_vel_y': [-1.0, 1.0], 'ang_vel_yaw': [-1.5, 1.5], 'heading': [-1.57, 1.57]}, # slope
{'lin_vel_x': [-1.5, 1.5], 'lin_vel_y': [-1.0, 1.0], 'ang_vel_yaw': [-1.5, 1.5], 'heading': [-1.57, 1.57]}, # rough slope
{'lin_vel_x': [-1.0, 1.0], 'lin_vel_y': [-1.0, 1.0], 'ang_vel_yaw': [-1.5, 1.5], 'heading': [-1.57, 1.57]}, # stairs up
{'lin_vel_x': [-1.0, 1.0], 'lin_vel_y': [-1.0, 1.0], 'ang_vel_yaw': [-1.5, 1.5], 'heading': [-1.57, 1.57]}, # stairs down
{'lin_vel_x': [-1.0, 1.0], 'lin_vel_y': [-1.0, 1.0], 'ang_vel_yaw': [-1.5, 1.5], 'heading': [-1.57, 1.57]}, # obstacles
{'lin_vel_x': [-1.0, 1.0], 'lin_vel_y': [-1.0, 1.0], 'ang_vel_yaw': [-1.5, 1.5], 'heading': [-1.57, 1.57]}, # stepping stones
{'lin_vel_x': [-1.0, 1.0], 'lin_vel_y': [-1.0, 1.0], 'ang_vel_yaw': [-1.5, 1.5], 'heading': [-1.57, 1.57]}, # gap
{'lin_vel_x': [-2.0, 2.0], 'lin_vel_y': [-1.0, 1.0], 'ang_vel_yaw': [-2.0, 2.0], 'heading': [-1.57, 1.57]}, # flat
]
class ranges:
lin_vel_x = [-2.0, 2.0] # min max [m/s]
lin_vel_y = [-1.0, 1.0] # min max [m/s]
ang_vel_yaw = [-2.0, 2.0] # min max [rad/s]
heading = [-1.57, 1.57] # min max [rad]
class asset(LeggedRobotCfg.asset):
file = '{LEGGED_GYM_ROOT_DIR}/resources/robots/go2/urdf/go2.urdf'
name = "go2"
foot_name = "foot"
penalize_contacts_on = ["thigh", "calf"]
terminate_after_contacts_on = ["base"]
self_collisions = 1 # 1 to disable, 0 to enable...bitwise filter
class rewards(LeggedRobotCfg.rewards):
soft_dof_pos_limit = 0.9
base_height_target = 0.38
only_positive_rewards = False
max_contact_force = 147. # forces above this value are penalized, go2 weight 15kg
curriculum_rewards = [
{'reward_name': 'lin_vel_z', 'start_iter': 0, 'end_iter': 1500, 'start_value': 1.0, 'end_value': 0.0},
{'reward_name': 'correct_base_height', 'start_iter': 0, 'end_iter': 5000, 'start_value': 1.0, 'end_value': 10.0},
# {'reward_name': 'dof_power', 'start_iter': 0, 'end_iter': 3000, 'start_value': 1.0, 'end_value': 0.1},
# {'reward_name': 'upright', 'start_iter': 0, 'end_iter': 1500, 'start_value': 1.0, 'end_value': 0.0},
]
tracking_sigma = 0.25 # tracking reward = exp(-error^2/sigma)
dynamic_sigma = None
# dynamic_sigma = { # linear interpolation of sigma based on command velocity, **Must start terrain curriculum first**
# "min_lin_vel": 0.5, # min abs linear velocity to have default sigma
# "max_lin_vel": 1.5, # max abs linear velocity to have max sigma
# "min_ang_vel": 1.0, # min abs angular velocity to have default sigma
# "max_ang_vel": 2.0, # max abs angular velocity to have max sigma
# # wave, slope, rough_slope, stairs up, stairs down, obstacles, stepping_stones, gap, flat]
# # "max_sigma": [1/3, 1/4, 1/4, 1/2.7, 1/2.7, 1/2, 1, 1, 1/4]
# "max_sigma": [5/12, 1/4, 1/4, 1/2, 1/2, 3/4, 1, 1, 1/4]
# }
min_legs_distance = 0.1 # min distance between legs to not be considered stumbling
class scales:
# tracking_lin_vel = 1.0
# tracking_ang_vel = 0.2
# lin_vel_z = -10.0
# base_height = -50.0
# action_rate = -0.005
# similar_to_default = -0.1
# dof_power = -1e-3 # 能够明显抑制跳跃
# dof_acc = -3e-7
# tracking_lin_vel = 1.0
# tracking_ang_vel = 0.5
# lin_vel_z = -2.0
# ang_vel_xy = -0.05
# dof_acc = -2.5e-7
# dof_power = -1e-3 # 能够明显抑制跳跃
# # torques = -1e-4 # 无用会走着走着倒了
# correct_base_height = -10.0
# action_rate = -0.01
# action_smoothness = -0.01
# collision = -1.0
# dof_pos_limits = -2.0
# feet_regulation = -0.05
# hip_to_default = -0.1
# similar_to_default = -0.05
# CTS reward
tracking_lin_vel = 1.0
tracking_ang_vel = 0.5
lin_vel_z = -2.0
ang_vel_xy = -0.05
dof_acc = -2.5e-7
dof_power = -2e-5
torques = -1e-4
correct_base_height = -1.0
action_rate = -0.01
action_smoothness = -0.01
collision = -1.0
dof_pos_limits = -2.0
feet_regulation = -0.05
# CTS奖励训出来双脚距离非常近, 真机效果很差, 但是sim2sim能上20cm楼梯, 尝试加入hip_to_default奖励或similar_to_default奖励
hip_to_default = -0.05 # 在训练到y=1.5时, 双脚会明显碰撞, 为避免该问题提升hip, 效果更差, 还是保持0.05 (y最大也只到0.1了)
# legs_distance = -1.5 # 奖励双脚距离, 避免CTS训练出来双脚距离过近, 尝试加入后robogauge flat验证效果变差, 删除
# similar_to_default = -0.01
# feet_contact_forces = -1.0 # 尝试加入但并没有起到任何效果, 删除
turn_over_roll_threshold = math.pi / 4 # threshold on roll to use turn over rewards
class turn_over_scales:
upright = 1.0
# dof_acc = -2.5e-7
# dof_power = -2e-5
# action_rate = -0.001
# action_smoothness = -0.001
class noise(LeggedRobotCfg.noise):
add_noise = True
class GO2CfgPPO(LeggedRobotCfgPPO):
class algorithm(LeggedRobotCfgPPO.algorithm):
entropy_coef = 0.01
class runner(LeggedRobotCfgPPO.runner):
run_name = ''
experiment_name = 'go2_ppo'
max_iterations = 100000
save_interval = 500
class GO2CfgCTS(LeggedRobotCfgCTS):
class runner(LeggedRobotCfgCTS.runner):
num_steps_per_env = 24
run_name = ''
experiment_name = 'go2_cts'
max_iterations = 150000
save_interval = 500
class policy(LeggedRobotCfgCTS.policy):
latent_dim = 32
norm_type = 'l2norm'
class GO2CfgMoECTS(LeggedRobotCfgMoECTS):
class policy(LeggedRobotCfgMoECTS.policy):
obs_no_goal_mask = [True] * 6 + [False] * 3 + [True] * 36 # mask for obs without command info
student_expert_num = 8 # number of experts in the student model
class algorithm(LeggedRobotCfgMoECTS.algorithm):
load_balance_coef = 0.01
class runner(LeggedRobotCfgMoECTS.runner):
run_name = ''
experiment_name = 'go2_moe_cts'
max_iterations = 150000
save_interval = 500
class GO2CfgMCPCTS(LeggedRobotCfgMCPCTS):
class policy(LeggedRobotCfgMCPCTS.policy):
obs_no_goal_mask = [True] * 6 + [False] * 3 + [True] * 36 # mask for obs without command info
student_expert_num = 8 # number of experts in the student model
class runner(LeggedRobotCfgMCPCTS.runner):
run_name = ''
experiment_name = 'go2_mcp_cts'
max_iterations = 150000
save_interval = 500
class GO2CfgACMoECTS(LeggedRobotCfgACMoECTS):
class policy(LeggedRobotCfgACMoECTS.policy):
expert_num = 8 # number of experts in the student model
class runner(LeggedRobotCfgACMoECTS.runner):
run_name = ''
experiment_name = 'go2_ac_moe_cts'
max_iterations = 150000
save_interval = 500
class GO2CfgDualMoECTS(LeggedRobotCfgDualMoECTS):
class policy(LeggedRobotCfgDualMoECTS.policy):
expert_num = 8 # number of experts in the student model
class runner(LeggedRobotCfgDualMoECTS.runner):
run_name = ''
experiment_name = 'go2_dual_moe_cts'
max_iterations = 150000
save_interval = 500
class GO2CfgREMCTS(LeggedRobotCfgREMCTS):
class policy(LeggedRobotCfgREMCTS.policy):
expert_num = 8 # number of experts in the student model
class runner(LeggedRobotCfgREMCTS.runner):
run_name = ''
experiment_name = 'go2_rem_cts'
max_iterations = 150000
save_interval = 500