--- a +++ b/find_init_pose.py @@ -0,0 +1,36 @@ +import config +import numpy as np +from SAC.IK_Framework_Mujoco import Muscle_Env +from SAC import kinematics_preprocessing_specs +from SAC.TR_Algorithm import TR_Algorithm +import cma + +### PARAMETERS ### +parser = config.config_parser() +args = parser.parse_args() + +#Setup the mujoco_env with the given args +env = Muscle_Env(args.musculoskeletal_model_path[:-len('musculoskeletal_model.xml')] + 'musculo_targets.xml', 0, 0, args) + +#Set condition 0 and timpoint 0 for finding the initial position +env.set_cond_to_simulate(0, 0) +initial_state = env.get_musculo_state() + +#Define the objective function to be minimized for the IK optimization algorithm +def obj_func(state): + + #Set the env qpos to the state + env.set_state_musculo(state) + + #Return the l2 norm of the resuling difference between the musculo bodies and targets + + return np.linalg.norm(env.get_obs_musculo_bodies() - env.get_obs_targets()) + + +s_final, s_final_musculo, loss_min, cum_loss, success = TR_Algorithm(obj_func, initial_state, env) + +print(f'success: {success}', f'final/min_loss:{loss_min}') + +if success: + print('Initial Pose found and saved') + np.save(args.initial_pose_path + '/initial_qpos_opt.npy', s_final) \ No newline at end of file