#!/usr/bin/env python3 # -*- coding: utf-8 -*- """ Created on Thu Oct 12 16:11:58 2023 @author: Pierre Lecomte """ from interbotix_xs_modules.xs_robot.arm import InterbotixManipulatorXS import numpy as np import nidaq #%%######################################################################################################## # ROBOTIC ARM PARAMETERS bot = InterbotixManipulatorXS( robot_model='wx250s_custom', group_name='arm', gripper_name = None ) # The arm is going to the initial pose bot.arm.go_to_home_pose() bot.arm.set_ee_pose_components(x=0,y=0,z=0.5) # HP coordinates in EE frame are set here. One should align the directions with a laser hp = np.array([1, 0, 0]) # in EE frame # EE frame to SMA frame rotation thetaA, phiA, psiA = 91.5*np.pi/180, -45*np.pi/180, 0 rotEA = np.array([ [-np.cos(phiA) * np.sin(thetaA), np.cos(psiA) * np.sin(phiA) - np.cos(thetaA) * np.sin(psiA), -np.cos(thetaA) * np.cos(phiA) * np.cos(psiA) - np.sin(phiA) * np.sin(psiA)], [-np.sin(thetaA) * np.sin(phiA), -np.cos(phiA) * np.cos(psiA) - np.cos(thetaA) * np.sin(phiA) * np.sin(psiA), - np.cos(thetaA) * np.cos(psiA) * np.sin(phiA) + np.cos(phiA) * np.sin(psiA)], [-np.cos(thetaA), np.sin(thetaA) * np.sin(psiA), np.cos(psiA) * np.sin(thetaA)] ]) #%% xyzA: DOA to be measured in Cartesian Coordinates in SMA frame xyzA = np.array([[0, 0, 1], [1, 0, 0], [0, 1, 0], [-1*1, 0, 0], [0, -1*1, 0], [0, 0, -1*1]])#, [1/np.sqrt(3), 1/np.sqrt(3), 1/np.sqrt(3)], [-1*(1/np.sqrt(3)), 1/np.sqrt(3), # 1/np.sqrt(3)], [-1*(1/np.sqrt(3)), -1*(1/np.sqrt(3)), 1/np.sqrt(3)], [1/np.sqrt( # 3), -1*(1/np.sqrt(3)), 1/np.sqrt(3)], [1/np.sqrt(3), 1/np.sqrt( # 3), -1*(1/np.sqrt(3))], [-1*(1/np.sqrt(3)), 1/np.sqrt( # 3), -1*(1/np.sqrt(3))], [-1*(1/np.sqrt(3)), -1*(1/np.sqrt(3)), -1*(1/np.sqrt(3))], [1/ # np.sqrt(3), -1*(1/np.sqrt(3)), -1*(1/np.sqrt(3))], [1/np.sqrt(2), 0, 1/np.sqrt(2)], [0, # 1/np.sqrt(2), 1/np.sqrt(2)], [-1*(1/np.sqrt(2)), 0, 1/np.sqrt( # 2)], [0, -1*(1/np.sqrt(2)), 1/np.sqrt(2)], [1/np.sqrt(2), 1/np.sqrt(2), # 0], [-1*(1/np.sqrt(2)), 1/np.sqrt(2), 0], [-1*(1/np.sqrt(2)), -1*(1/np.sqrt(2)), # 0], [1/np.sqrt(2), -1*(1/np.sqrt(2)), 0], [1/np.sqrt(2), 0, -1*(1/np.sqrt(2))], [0, # 1/np.sqrt(2), -1*(1/np.sqrt(2))], [-1*(1/np.sqrt(2)), # 0, -1*(1/np.sqrt(2))], [0, -1*(1/np.sqrt(2)), -1*(1/np.sqrt(2))], [1/np.sqrt(11), 1/ # np.sqrt(11), 3/np.sqrt(11)], [-1*(1/np.sqrt(11)), 1/np.sqrt(11), 3/np.sqrt( # 11)], [-1*(1/np.sqrt(11)), -1*(1/np.sqrt(11)), 3/np.sqrt(11)], [1/np.sqrt( # 11), -1*(1/np.sqrt(11)), 3/np.sqrt(11)], [3/np.sqrt(11), 1/np.sqrt(11), 1/np.sqrt( # 11)], [1/np.sqrt(11), 3/np.sqrt(11), 1/np.sqrt(11)], [-1*(1/np.sqrt(11)), 3/np.sqrt( # 11), 1/np.sqrt(11)], [-1*(3/np.sqrt(11)), 1/np.sqrt(11), 1/np.sqrt( # 11)], [-1*(3/np.sqrt(11)), -1*(1/np.sqrt(11)), 1/np.sqrt( # 11)], [-1*(1/np.sqrt(11)), -1*(3/np.sqrt(11)), 1/np.sqrt(11)], [1/np.sqrt( # 11), -1*(3/np.sqrt(11)), 1/np.sqrt(11)], [3/np.sqrt(11), -1*(1/np.sqrt(11)), 1/np.sqrt( # 11)], [3/np.sqrt(11), 1/np.sqrt(11), -1*(1/np.sqrt(11))], [1/np.sqrt(11), 3/np.sqrt( # 11), -1*(1/np.sqrt(11))], [-1*(1/np.sqrt(11)), 3/np.sqrt( # 11), -1*(1/np.sqrt(11))], [-1*(3/np.sqrt(11)), 1/np.sqrt( # 11), -1*(1/np.sqrt(11))], [-1*(3/np.sqrt(11)), -1*(1/np.sqrt(11)), -1*(1/np.sqrt( # 11))], [-1*(1/np.sqrt(11)), -1*(3/np.sqrt(11)), -1*(1/np.sqrt(11))], [1/np.sqrt( # 11), -1*(3/np.sqrt(11)), -1*(1/np.sqrt(11))], [3/np.sqrt( # 11), -1*(1/np.sqrt(11)), -1*(1/np.sqrt(11))], [1/np.sqrt(11), 1/np.sqrt( # 11), -1*(3/np.sqrt(11))], [-1*(1/np.sqrt(11)), 1/np.sqrt( # 11), -1*(3/np.sqrt(11))], [-1*(1/np.sqrt(11)), -1*(1/np.sqrt(11)), -1*(3/np.sqrt( # 11))], [1/np.sqrt(11), -1*(1/np.sqrt(11)), -1*(3/np.sqrt(11))]]) #%% xyzE: DOA to be measured in Cartesian Coordinates in EE frame xyzE = np.linalg.inv(rotEA) @ np.transpose(xyzA) sr = 44100 duration = 8 t = np.linspace(0, duration, sr*duration, endpoint=False) sig = nidaq.sine_sweep(sr,duration) for i in range(xyzE.shape[1]): xyzEi = xyzE[:,i] print(["DOA: " + str(xyzA[i,:])]) gamma = np.arctan2(xyzEi[2], xyzEi[1]) k =np.array([ [1, 0, 0], [0, np.cos(gamma), np.sin(gamma)], [0, -np.sin(gamma), np.cos(gamma)] ]) @ xyzEi alpha = np.arccos(np.dot(k, hp/np.linalg.norm(hp))) bot.arm.set_single_joint_position(joint_name='wrist_rotate', position=-gamma) bot.arm.set_single_joint_position(joint_name='waist', position=-alpha) out = np.array(nidaq.playrec(sig, sr)) np.save(str(i) + '.npy', out) print("Done")