8 Commits

8 changed files with 1183 additions and 854 deletions

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@ -6,6 +6,17 @@ core:
arm:
ip: 192.168.1.145
tool:
offset_x: 0
offset_y: 0
offset_z: 0.14
limbs:
limb_base: 0.105
limb1: 0.425
limb2: 0.39225
limb3: 0.1
limb_wrist: 0.0997
#cable_map:
cameras:

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@ -159,8 +159,8 @@ def touch(path):
def get_multi(partnums, delay=0.25, dir="cables/", cache=True):
with alive_bar(len(partnums) * 2, dual_line=True, calibrate=30, bar="classic2", spinner="classic") as bar:
def get_multi(partnums, delay=0.25, dir="cables/", cache=True, bar=None):
#with alive_bar(len(partnums) * 2, dual_line=True, calibrate=30, bar="classic2", spinner="classic", disable=True, file=sys.stdout) as bar:
failed = list()
actualpartnums = list()
def _try_download_datasheet(partnum, output_dir, dstype): # Guess datasheet URL
@ -188,7 +188,7 @@ def get_multi(partnums, delay=0.25, dir="cables/", cache=True):
# and set chunk_size parameter to None.
#if chunk:
bartext = bartext + "."
bar.text = bartext
# bar.text = bartext
f.write(chunk)
#fprint("")
return output_dir + "/datasheet.pdf"
@ -217,7 +217,7 @@ def get_multi(partnums, delay=0.25, dir="cables/", cache=True):
# and set chunk_size parameter to None.
#if chunk:
bartext = bartext + "."
bar.text = bartext
# bar.text = bartext
f.write(chunk)
#fprint("")
return output_dir + "/datasheet.pdf"
@ -244,7 +244,7 @@ def get_multi(partnums, delay=0.25, dir="cables/", cache=True):
# and set chunk_size parameter to None.
#if chunk:
bartext = bartext + "."
bar.text = bartext
# bar.text = bartext
f.write(chunk)
#fprint("")
return output_dir + "/part-hires." + url.split(".")[-1]
@ -255,29 +255,29 @@ def get_multi(partnums, delay=0.25, dir="cables/", cache=True):
def __use_cached_datasheet(partnum, path, output_dir, dstype):
fprint("Using cached datasheet for " + partnum)
bar.text = "Using cached datasheet for " + partnum
bar(skipped=True)
# bar.text = "Using cached datasheet for " + partnum
# bar(skipped=True)
if not os.path.exists(output_dir + "/parsed"):
fprint("Parsing Datasheet contents of " + partnum)
bar.text = "Parsing Datasheet contents of " + partnum + ".pdf..."
# bar.text = "Parsing Datasheet contents of " + partnum + ".pdf..."
out = read_datasheet.parse(path, output_dir, partnum, dstype)
bar(skipped=False)
# bar(skipped=False)
return out
else:
fprint("Datasheet already parsed for " + partnum)
bar.text = "Datasheet already parsed for " + partnum + ".pdf"
bar(skipped=True)
# bar.text = "Datasheet already parsed for " + partnum + ".pdf"
# bar(skipped=True)
def __downloaded_datasheet(partnum, path, output_dir, dstype):
fprint("Downloaded " + path)
bar.text = "Downloaded " + path
bar(skipped=False)
# bar.text = "Downloaded " + path
# bar(skipped=False)
fprint("Parsing Datasheet contents of " + partnum)
bar.text = "Parsing Datasheet contents of " + partnum + ".pdf..."
# bar.text = "Parsing Datasheet contents of " + partnum + ".pdf..."
out = read_datasheet.parse(path, output_dir, partnum, dstype)
bar(skipped=False)
# bar(skipped=False)
return out
def run_search(partnum):
@ -290,7 +290,7 @@ def get_multi(partnums, delay=0.25, dir="cables/", cache=True):
output_dir = dir + partnum
path = output_dir + "/datasheet.pdf"
bartext = "Downloading files for part " + partnum
bar.text = bartext
# bar.text = bartext
partnum = oldpartnum.replace("_","/")
returnval = [partnum, dstype, False, False]
if (not os.path.exists(output_dir + "/found_part_hires")) or not (os.path.exists(path) and os.path.getsize(path) > 1) or not cache:
@ -305,7 +305,7 @@ def get_multi(partnums, delay=0.25, dir="cables/", cache=True):
output_dir = dir + partnum
path = output_dir + "/datasheet.pdf"
bartext = "Downloading files for part " + partnum
bar.text = bartext
# bar.text = bartext
if not os.path.exists(output_dir + "/found_part_hires") or not cache:
if _download_image(search_result["image"], output_dir):
@ -373,19 +373,19 @@ def get_multi(partnums, delay=0.25, dir="cables/", cache=True):
time.sleep(delay)
if not success:
fprint("Failed to download datasheet for part " + partnum)
bar.text = "Failed to download datasheet for part " + partnum
# bar.text = "Failed to download datasheet for part " + partnum
failed.append((partnum, dstype))
bar(skipped=True)
bar(skipped=True)
# bar(skipped=True)
# bar(skipped=True)
time.sleep(delay)
if len(failed) > 0:
fprint("Failed to download:")
for partnum in failed:
fprint(partnum[1] + " " + partnum[0])
return False, actualpartnums # Go to manual review upload page
else:
return True, actualpartnums # All cables downloaded; we are good to go
if len(failed) > 0:
fprint("Failed to download:")
for partnum in failed:
fprint(partnum[1] + " " + partnum[0])
return False, actualpartnums # Go to manual review upload page
else:
return True, actualpartnums # All cables downloaded; we are good to go
@ -408,7 +408,7 @@ if __name__ == "__main__":
# ]
partnums = [
# Actual cables in Jukebox
"BL3092A",
"AW86104CY",
"AW3050",
"AW6714",
@ -438,8 +438,9 @@ if __name__ == "__main__":
"BL6300FE 009Q",
"BLRA500P 006Q",
]
# Some ones I picked, including some invalid ones
a = [
"BL10GXS12",
"BLRST%205L-RKT%205L-949",
"BL10GXS13",
@ -455,7 +456,7 @@ if __name__ == "__main__":
"BLFISX006W0", # datasheet only
"BLFISX00103", # invalid
"BLC6D1100007" # invalid
]
#print(query_search("TT-SLG-024-HTNN", "Belden"))
from label_generator import gen_label

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@ -177,7 +177,7 @@ def parse(filename, output_dir, partnum, dstype):
if dstype == "Alphawire" and table_name_2.find("\n") >= 0:
torename[table_name_2] = table_name_2[0:table_name_2.find("\n")]
if table_name_2.find(table.iloc[-1, 0]) >= 0:
if dstype == "Alphawire" and table_name_2.find(table.iloc[-1, 0]) >= 0:
# Name taken from table directly above - this table does not have a name
torename[table_name_2] = "Specs " + str(len(tables))
#table_list["Specs " + str(len(tables))] = table_list[table_name_2] # rename table to arbitrary altername name
@ -251,9 +251,6 @@ def parse(filename, output_dir, partnum, dstype):
#fprint(table_name)
#fprint(previous_table)
main_key = previous_table
cont_key = table_name
#fprint(tables)
@ -267,15 +264,21 @@ def parse(filename, output_dir, partnum, dstype):
del tables[table_name]
else:
#print(tables)
#print(main_key)
#print(cont_key)
for key in tables[cont_key].keys():
tables[main_key][key] = tables[cont_key][key]
del tables[table_name]
previous_table = table_name
else:
previous_table = table_name
else:
previous_table = table_name
# remove & rename tables
#print(torename)
for table_name in torename.keys():
tables[torename[table_name]] = tables[table_name]
tables[torename[str(table_name)]] = tables[str(table_name)]
del tables[table_name]
# remove multi-line values that occasionally squeak through
def replace_newlines_in_dict(d):
@ -313,9 +316,9 @@ def parse(filename, output_dir, partnum, dstype):
for file_path in json_files:
os.remove(file_path)
#print(f"Deleted {file_path}")
with open(output_dir + "/search_" + output_table["searchspecs"]["id"] + ".json", 'w') as json_file:
with open(output_dir + "/search.json", 'w') as json_file:
json.dump(output_table["searchspecs"], json_file)
with open(output_dir + "/specs_" + output_table["partnum"] + ".json", 'w') as json_file:
with open(output_dir + "/specs.json", 'w') as json_file:
json.dump(output_table["fullspecs"], json_file)
#print(json.dumps(output_table, indent=2))
@ -346,12 +349,20 @@ def flatten(tables):
fullkeyname = (table + ": " + keyname).replace(".","")
if type(tables[table][key]) is not tuple:
out[fullkeyname] = convert_to_number(tables[table][key])
if len(tables[table][key]) > 0:
out[fullkeyname] = convert_to_number(tables[table][key])
#print("\"" + keyname + "\":", "\"" + str(out[fullkeyname]) + "\",")
elif len(tables[table][key]) == 1:
out[fullkeyname] = convert_to_number(tables[table][key][0])
if len(tables[table][key][0]) > 0:
out[fullkeyname] = convert_to_number(tables[table][key][0])
#print("\"" + keyname + "\":", "\"" + str(out[fullkeyname]) + "\",")
else:
tmp = []
for x in range(len(tables[table][key])):
if len(tables[table][key][x]) > 0:
tmp.append(tables[table][key][x].strip())
#out[fullkeyname + " " + str(x+1)] = convert_to_number(tables[table][key][x])
out[fullkeyname] = tmp
# if the item has at least two commas in it, split it
if tables[table][key].count(',') > 0:
out[fullkeyname] = list(map(lambda x: x.strip(), tables[table][key].split(",")))

189
run.py
View File

@ -1,5 +1,6 @@
#!/usr/bin/env python3
from alive_progress import alive_bar
import get_specs
import traceback
#import logging
@ -12,16 +13,19 @@ from util import fprint
from util import run_cmd
import sys
import ur5_control
from ur5_control import Rob
import os
import signal
import socket
from flask import Flask, render_template, request
import requests
import led_control
from led_control import LEDSystem
import server
import asyncio
import json
import process_video
import search
from search import JukeboxSearch
@ -32,13 +36,22 @@ led_ready = False
camera_ready = False
sensor_ready = False
vm_ready = False
cable_search_ready = False
killme = None
#pool = None
serverproc = None
camera = None
ledsys = None
arm = None
to_server_queue = Queue()
from_server_queue = Queue()
mode = "Startup"
counter = 0
jbs = None
scan_value = None
arm_state = None
cable_list = list()
parse_res = None
def arm_start_callback(res):
global arm_ready
@ -47,10 +60,14 @@ def arm_start_callback(res):
def led_start_callback(res):
global led_ready
led_ready = True
global ledsys
ledsys = res
def camera_start_callback(res):
global camera_ready
camera_ready = True
global scan_value
scan_value = res
def sensor_start_callback(res):
global sensor_ready
@ -60,6 +77,12 @@ def vm_start_callback(res):
global vm_ready
vm_ready = True
def cable_search_callback(res):
global cable_search_ready
cable_search_ready = True
global parse_res
parse_res = res
def wait_for(val, name):
#global val
if val is False:
@ -231,13 +254,18 @@ def setup_server(pool):
global arm_ready
global serverproc
global camera
pool.apply_async(ur5_control.init, (config["arm"]["ip"],), callback=arm_start_callback)
pool.apply_async(led_control.init, callback=led_start_callback)
global arm
global jbs
arm = Rob(config)
pool.apply_async(arm.init_arm, callback=arm_start_callback)
global ledsys
ledsys = LEDSystem()
pool.apply_async(ledsys.init, callback=led_start_callback)
#pool.apply_async(sensor_control.init, callback=sensor_start_callback)
serverproc = Process(target=start_server_socket)
serverproc.start()
if led_ready is False:
fprint("waiting for " + "LED controller initialization" + " to complete...", sendqueue=to_server_queue)
while led_ready is False:
@ -253,7 +281,7 @@ def setup_server(pool):
if camera_ready is False:
fprint("waiting for " + "Camera initilization" + " to complete...", sendqueue=to_server_queue)
# camera = process_video.qr_reader(config["cameras"]["banner"]["ip"], config["cameras"]["banner"]["port"])
camera = process_video.qr_reader(config["cameras"]["banner"]["ip"], config["cameras"]["banner"]["port"])
fprint("Camera initialized.", sendqueue=to_server_queue)
@ -263,25 +291,158 @@ def setup_server(pool):
while arm_ready is False:
sleep(0.1)
fprint("Arm initialized.", sendqueue=to_server_queue)
jbs = JukeboxSearch()
return True
def mainloop_server(pool):
# NON-blocking loop
global config
global counter
global killme
global mode
global jbs
global arm
global ledsys
global camera
global arm_ready
global arm_state
global camera_ready
global cable_search_ready
global cable_list
if killme.value > 0:
killall()
counter = counter + 1
# fprint("Looking for QR code...")
# print(camera.read_qr(30))
if mode == "Startup":
counter = 54
if counter < 54:
# scanning cables
if arm_state is None:
#pool.apply_async(arm.get cable to camera, callback=arm_start_callback)
#ur5_control.goto_holder_index(arm)
#ur5 get item
# ur5 bring to camera
fprint("Getting cable index " + str(counter) + " and scanning...")
arm_state = "GET"
elif arm_ready and arm_state == "GET":
fprint("Looking for QR code...")
pool.apply_async(camera.read_qr, (30,), callback=camera_start_callback)
arm_ready = False
elif camera_ready:
fprint("Adding cable to list...")
global scan_value
if scan_value.find("bldn.app/") > -1:
scan_value = scan_value[scan_value.find("bldn.app/")+9:]
cable_list.append((counter, scan_value))
fprint(scan_value)
#pool.apply_async(arm.return cable, callback=arm_start_callback)
arm_state = "RETURN"
camera_ready = False
elif arm_ready and arm_state == "RETURN":
counter += 1
arm_state = None
else:
# just wait til arm/camera is ready
pass
else:
# scanned everything
tmp = list()
for cable in cable_list:
tmp.append(cable[1])
tmp = [
# Actual cables in Jukebox
"AW86104CY",
"AW3050",
"AW6714",
"AW1172C",
"AWFIT-221-1_4",
"BLTF-1LF-006-RS5",
"BLTF-SD9-006-RI5",
"BLTT-SLG-024-HTN",
"BLFISX012W0",
"BLFI4X012W0",
"BLSPE101",
"BLSPE102",
"BL7922A",
"BL7958A",
"BLIOP6U",
"BL10GXW13",
"BL10GXW53",
"BL29501F",
"BL29512",
"BL3106A",
"BL9841",
"BL3105A",
"BL3092A",
"BL8760",
"BL6300UE",
"BL6300FE",
"BLRA500P"
]
cable_list = tmp
pool.apply_async(get_specs.get_multi, (tmp, 0.5), callback=cable_search_callback)
mode = "Parsing"
fprint("All cables scanned. Finding & parsing datasheets...")
if mode == "Parsing":
# waiting for search & parse to complete
#cable_search_ready = True
if cable_search_ready is False:
pass
else:
# done
global parse_res
success, partnums = parse_res
#partnums = list()
# debug
#success = True
#cable_list = list(range(len(partnums)))
if success:
# easy mode
fprint("All cables inventoried and parsed.")
for x in range(len(cable_list)):
#cable_list[x] = (cable_list[x][0], partnums[x])
cable_list[x] = (x, cable_list[x])
fprint("Adding to database...")
for idx,partnum in cable_list:
with open("cables/" + partnum[2:] + "/search.json", "rb") as f:
searchdata = json.load(f)
searchdata["position"] = idx
with open("cables/" + partnum[2:] + "/specs.json", "rb") as f:
specs = json.load(f)
searchdata["fullspecs"] = specs
jbs.add_document(searchdata)
fprint("All cables added to database.")
mode = "Idle"
else:
# TODO: manual input
pass
if mode == "Idle":
# do nothing
if arm_ready is False:
pool.apply_async(ur5_control.move_to_home, (arm,), callback=arm_start_callback)
arm_ready = True
else:
# LED idle anim
pass
def run_loading_app():

View File

@ -1,8 +1,10 @@
#!/usr/bin/env python3
"""Interactions with the Meilisearch API for adding and searching cables."""
from meilisearch import Client
from meilisearch.task import TaskInfo
from meilisearch.errors import MeilisearchApiError
import json
import time
DEFAULT_URL = "http://localhost:7700"
DEFAULT_APIKEY = "fluffybunnyrabbit" # I WOULD RECOMMEND SOMETHING MORE SECURE
@ -34,12 +36,15 @@ class JukeboxSearch:
# create the index if it does not exist already
try:
self.client.get_index(self.index)
self.client.delete_index(self.index)
self.client.create_index(self.index)
except MeilisearchApiError as _:
self.client.create_index(self.index)
# make a variable to easily reference the index
self.idxref = self.client.index(self.index)
time.sleep(0.05)
# update filterable attributes if needed
self.idxref.update_distinct_attribute('partnum')
self.update_filterables(filterable_attrs)
def add_document(self, document: dict) -> TaskInfo:
@ -114,4 +119,4 @@ class JukeboxSearch:
# entrypoint
if __name__ == "__main__":
jbs = JukeboxSearch()
jbs = JukeboxSearch()

View File

@ -6,6 +6,7 @@ import numpy as np
import time
import os
import logging
import yaml
from urx.robotiq_two_finger_gripper import Robotiq_Two_Finger_Gripper
import sys
from util import fprint
@ -13,46 +14,59 @@ from util import fprint
rob = None
offset_x, offset_y, offset_z = (0, 0, 0.14) # Tool offset
limb_base, limb1, limb2, limb3, limb_wrist = (0.105, .425, .39225, .1, .0997) # Limb lengths
def init(ip):
global rob
#sys.stdout = Logger()
fprint("Starting UR5 power up...")
# power up robot here
class Rob():
robot = None
#offset_x, offset_y, offset_z = (0, 0, 0.14) # Tool offset
#
def __init__(self, config):
self.config = config
armc = config["arm"]
self.ip = armc["ip"]
tool = armc["tool"]
limbs = armc["limbs"]
self.offset_x, self.offset_y, self.offset_z = (tool["offset_x"], tool["offset_y"], tool["offset_z"])
self.limb_base = limbs["limb_base"]
self.limb1 = limbs["limb1"]
self.limb2 = limbs["limb2"]
self.limb3 = limbs["limb3"]
self.limb_wrist = limbs["limb_wrist"]
#self.init_arm()
# wait for power up (this function runs async)
def init_arm(self):
#sys.stdout = Logger()
fprint("Starting UR5 power up...")
# power up robot here
# wait for power up (this function runs async)
# trigger auto-initialize
# trigger auto-initialize
# wait for auto-initialize
# wait for auto-initialize
ip = self.ip
# init urx
fprint("Connecting to arm at " + ip)
trying = True
while trying:
try:
self.robot = urx.Robot(ip)
trying = False
except:
time.sleep(1)
# init urx
fprint("Connecting to arm at " + ip)
trying = True
while trying:
try:
rob = urx.Robot(ip)
trying = False
except:
time.sleep(1)
robotiqgrip = Robotiq_Two_Finger_Gripper(rob)
# Sets robot arm endpoint offset (x,y,z,rx,ry,rz)
self.robot.set_tcp((self.offset_x, self.offset_y, self.offset_z, 0, 0, 0))
# Sets robot arm endpoint offset (x,y,z,rx,ry,rz)
rob.set_tcp((0, 0, 0.15, 0, 0, 0))
# Set weight
self.robot.set_payload(2, (0, 0, 0.1))
#rob.set_payload(2, (0, 0, 0.1))
time.sleep(0.2)
fprint("UR5 ready.")
# Set weight
rob.set_payload(2, (0, 0, 0.1))
#rob.set_payload(2, (0, 0, 0.1))
time.sleep(0.2)
fprint("UR5 ready.")
def set_pos_abs(x, y, z, xb, yb, zb, threshold=None):
global rob
def set_pos_abs(robot, x, y, z, xb, yb, zb, threshold=None):
rob = robot.robot
new_orientation = m3d.Transform()
new_orientation.orient.rotate_xb(xb) # Replace rx with the desired rotation around X-axis
new_orientation.orient.rotate_yb(yb) # Replace ry with the desired rotation around Y-axis
@ -68,8 +82,8 @@ def set_pos_abs(x, y, z, xb, yb, zb, threshold=None):
#rob.speedj(0.2, 0.5, 99999)
rob.set_pose(new_trans, acc=2, vel=2, command="movej", threshold=threshold) # apply the new pose
def set_pos_rel_rot_abs(x, y, z, xb, yb, zb):
global rob
def set_pos_rel_rot_abs(robot, x, y, z, xb, yb, zb):
rob = robot.robot
new_orientation = m3d.Transform()
new_orientation.orient.rotate_xb(xb) # Replace rx with the desired rotation around X-axis
new_orientation.orient.rotate_yb(yb) # Replace ry with the desired rotation around Y-axis
@ -86,8 +100,8 @@ def set_pos_rel_rot_abs(x, y, z, xb, yb, zb):
#rob.speedj(0.2, 0.5, 99999)
rob.set_pose(new_trans, acc=0.1, vel=0.4, command="movej") # apply the new pose
def set_pos_abs_rot_rel(x, y, z, xb, yb, zb):
global rob
def set_pos_abs_rot_rel(robot, x, y, z, xb, yb, zb):
rob = robot.robot
new_orientation = m3d.Transform()
new_orientation.orient.rotate_xb(xb) # Replace rx with the desired rotation around X-axis
new_orientation.orient.rotate_yb(yb) # Replace ry with the desired rotation around Y-axis
@ -133,8 +147,8 @@ def polar_to_cartesian(r, theta):
return x, y
def move_to_polar(start_pos, end_pos):
global rob
def move_to_polar(robot, start_pos, end_pos):
rob = robot.robot
# Convert to polar coordinates
start_r, start_theta = cartesian_to_polar(start_pos[0], start_pos[1])
@ -191,13 +205,8 @@ def move_to_polar(start_pos, end_pos):
return rx_intermediate
def degtorad(angle):
return angle/180.0 * math.pi
def radtodeg(angle):
return angle*180.0 / math.pi
def move_to_home():
global rob
def move_to_home(robot):
rob = robot.robot
# Home position in degrees
home_pos = [0.10421807948612624,
@ -222,15 +231,14 @@ def normalize_degree(theta):
# Return angle
return normalized_theta
def get_joints_from_xyz_rel(x, y, z, rx=0, ry=-math.pi/2, rz=0, initial_guess = (math.pi/2, math.pi/2, 0), l3offset=0):
def get_joints_from_xyz_rel(robot, x, y, z, rx=0, ry=-math.pi/2, rz=0, initial_guess = (math.pi/2, math.pi/2, 0), l3offset=0):
# Get limbs and offsets
#l3=0.15
l_bs, l1, l2, l3, l_wt = (limb_base, limb1, limb2, limb3, limb_wrist) # Limb lengths
l_bs, l1, l2, l3, l_wt = (robot.limb_base, robot.limb1, robot.limb2, robot.limb3, robot.limb_wrist) # Limb lengths
l3 += l3offset # add wrist offset, used for gripper angle calculations
offset_x = robot.offset_x
offset_y = robot.offset_y
offset_z = robot.offset_z
# Calculate base angle and r relative to shoulder joint
def calculate_theta(x, y, a):
# Calculate if we need the + or - in our equations
@ -273,63 +281,197 @@ def get_joints_from_xyz_rel(x, y, z, rx=0, ry=-math.pi/2, rz=0, initial_guess =
# Return result
return base, shoulder, elbow, wrist1, ry, rz
def get_joints_from_xyz_abs(x, y, z, rx=0, ry=-math.pi/2, rz=math.pi/2, l3offset=0):
joints = get_joints_from_xyz_rel(x, y, z, rx, ry, rz, l3offset=l3offset)
def get_joints_from_xyz_abs(robot, x, y, z, rx=0, ry=-math.pi/2, rz=math.pi/2, l3offset=0, use_closest_path=True):
rob = robot.robot
joints = get_joints_from_xyz_rel(robot, x, y, z, rx, ry, rz, l3offset=l3offset)
# Return current positions if coordinates don't make sense
if z<0:
return rob.getj()
# Joint offsets
# Base, Shoulder, Elbow, Wrist
inverse = [1, -1, 1, 1, 1, 1]
offsets = [-math.pi/2, 0, 0, -math.pi/2, 0, 0]
if radtodeg(joints[1]) > 137:
if math.degrees(joints[1]) > 137:
print("CRASH! Shoulder at", joints[1] * 180/math.pi)
#else:
#print("Shoulder at", joints[1] * 180/math.pi)
# Return adjusted joint positions
return [o+j*i for j, o, i in zip(joints, offsets, inverse)]
# gripper angle: from vertical
# gripper length: from joint to start of grip
# to flip, you can use flip=True or make gripper angle negative
def offset_gripper_angle(x, y, z, gripperangle=35, gripperlength=0.20+0.018, flip=False):
# Get adjusted joint positions
adjusted_joints = [o+j*i for j, o, i in zip(joints, offsets, inverse)]
curr_joints = rob.getj()
def get_complimentary_angle(joint_angle):
if joint_angle<0:
new_angle = joint_angle + 2*math.pi
else:
new_angle = joint_angle - 2*math.pi
if abs(new_angle) > math.radians(350):
return joint_angle
else:
return new_angle
# Use closest path (potentially going beyond 180 degrees)
if use_closest_path:
if abs(get_complimentary_angle(adjusted_joints[0])-curr_joints[0]) < abs(adjusted_joints[0]-curr_joints[0]):
adjusted_joints[0] = get_complimentary_angle(adjusted_joints[0])
# final_joint_positions = []
# for curr_joint, adjusted_joint in zip(curr_joints, adjusted_joints):
# if abs(curr_joint - adjusted_joint) < abs(curr_joint - get_complimentary_angle(adjusted_joint)):
# final_joint_positions.append(adjusted_joint)
# else:
# final_joint_positions.append(get_complimentary_angle(adjusted_joint))
# return final_joint_positions
return adjusted_joints
def move_arc(robot, x, y, z, rx=0, ry=-math.pi/2, rz=math.pi/2):
rob = robot.robot
start_joints = rob.getj()
end_joint = get_joints_from_xyz_abs(robot, x, y, z, rx, ry, rz)
n_points = 50
intermediate_joints = []
for i in range(0, 6):
intermediate_joints.append(np.linspace(start_joints[i], end_joint[i], n_points))
joints = [joint_position for joint_position in zip(*intermediate_joints)]
rob.movejs(joints, acc=2, vel=2, radius=0.1)
def offset_gripper_angle(robot, x, y, z, gripperangle=30, gripperlength=0.20+0.018, flip=False, use_closest_path=True):
# gripper angle: from vertical
# gripper length: from joint to start of grip
# to flip, you can use flip=True or make gripper angle negative
limb3 = robot.limb3
# Determine tool rotation depending on gripper angle
if gripperangle < 0:
rz = - math.pi / 2
else:
rz = math.pi / 2
if flip:
gripperangle = -degtorad(gripperangle)
gripperangle = -math.radians(gripperangle)
grippery = gripperlength - math.cos(gripperangle) * gripperlength
grippery += math.sin(gripperangle) * limb3
gripperx = math.sin(gripperangle) * gripperlength + limb3 * 2
gripperx -= (1-math.cos(gripperangle)) * limb3
rz = math.pi / 2
# flip the whole wrist
return get_joints_from_xyz_abs(x, y, z-grippery, rx=gripperangle + degtorad(180), l3offset=-gripperx, ry=math.pi/2, rz=rz)
return get_joints_from_xyz_abs(robot, x, y, z-grippery, rx=gripperangle + math.radians(180), l3offset=-gripperx, ry=math.pi/2, rz=rz, use_closest_path=use_closest_path)
else:
gripperangle = degtorad(gripperangle)
gripperangle = math.radians(gripperangle)
grippery = gripperlength - math.cos(gripperangle) * gripperlength
grippery -= math.sin(gripperangle) * limb3
gripperx = math.sin(gripperangle) * gripperlength
gripperx += (1-math.cos(gripperangle)) * limb3
return get_joints_from_xyz_abs(x, y, z-grippery, rx=gripperangle, l3offset=-gripperx, rz=rz)
return get_joints_from_xyz_abs(robot, x, y, z-grippery, rx=gripperangle, l3offset=-gripperx, rz=rz, use_closest_path=use_closest_path)
def goto_holder_index(idx, z=0.05, gripperangle=35, flip=False):
joint = config["position_map"][idx]
print("Going to cable holder index", joint["index"], "at position", joint["pos"])
angles = offset_gripper_angle(joint["pos"][1]/1000, joint["pos"][0]/1000, z, gripperangle=gripperangle, flip=flip)
def goto_holder_index(robot, idx, z=0.05, gripperangle=30, flip=False, verbose=False):
joint = robot.config["position_map"][idx]
if verbose:
print("Going to cable holder index", joint["index"], "at position", joint["pos"])
safe_move(robot, joint["pos"][1]/1000, joint["pos"][0]/1000, z)
#angles = offset_gripper_angle(joint["pos"][1]/1000, joint["pos"][0]/1000, z, gripperangle=gripperangle, flip=flip)
#rob.movej(angles, acc=2, vel=2)
return angles
#return angles
#angles = get_joints_from_xyz_abs(joint["pos"][1]/1000, joint["pos"][0]/1000, 0.05, )
def is_flipped(robot):
rob = robot.robot
wrist2 = rob.getj()[4]
if wrist2>0:
return True
else:
return False
def flip(robot):
rob = robot.robot
# A list of safe positions to flip
safe_positions = [(-0.18, -0.108, 0.35),
(0.18, -0.108, 0.35)]
# Find the closest safe position
curr_pos = rob.getl()[:3]
def dist_from_robot(pos):
x, y, z = pos
rx, ry, rz = curr_pos
return math.sqrt((rx-x)**2+(ry-y)**2+(rz-z)**2)
pos_dist_pairs = zip(safe_positions, [dist_from_robot(pos) for pos in safe_positions])
safe_pos = min(pos_dist_pairs, key=lambda x:x[1])[0]
# Flip at safe position
rob.movej(offset_gripper_angle(robot, *safe_pos, flip=is_flipped(robot)), vel=2, acc=2) # Move to safe position
rob.movej(offset_gripper_angle(robot, *safe_pos, flip=(not is_flipped(robot))), vel=2, acc=2) # Flip gripper
def safe_move(robot, x, y, z):
rob = robot.robot
flip_radius = 0.22 # Min radius on which to flip
r = math.sqrt(x**2 + y**2) # Get position radius
# Flip gripper if needed
if (r <= flip_radius and is_flipped(robot)) or (r > flip_radius and not is_flipped(robot)):
flip(robot)
rob.movej(offset_gripper_angle(robot, x, y, z, flip=is_flipped(robot)), vel=2, acc=2)
def pick_up_routine(robot, holder_index, verbose=False):
rob = robot.robot
if verbose:
print('Pickup routine for index', holder_index)
goto_holder_index(robot, holder_index, 0.2)
curr_pos = rob.getl()
new_pos = curr_pos
new_pos[2] = 0
rob.movel(new_pos, vel=0.3, acc=1)
# goto_holder_index(robot, holder_index, 0.0)
# Close Gripper code
time.sleep(0.5)
new_pos[2] = 0.2
rob.movel(new_pos, vel=0.3, acc=1)
was_flipped = is_flipped(robot)
# Tray position 1
rob.movej(offset_gripper_angle(robot, -0.15, -0.15, 0.3, flip=is_flipped(robot), use_closest_path=False), vel=2, acc=2)
rob.movej(get_joints_from_xyz_abs(robot, -0.35, -0.15, 0.0, math.pi/2, 0.1), vel=2, acc=2)
time.sleep(0.5)
# Back to safe position
rob.movej(offset_gripper_angle(robot, -0.205, -0.108, 0.3, flip=True), vel=2, acc=2)
if __name__ == "__main__":
#rob.movej((0, 0, 0, 0, 0, 0), 0.1, 0.2)
#rob.movel((x, y, z, rx, ry, rz), a, v)
init("192.168.1.145")
#init("192.168.1.145")
with open('config.yml', 'r') as fileread:
#global config
config = yaml.safe_load(fileread)
robot = Rob(config) # robot of type Rob is the custom class above
robot.init_arm()
rob = robot.robot # rob is robot.robot is the urx robot class, what we've been using previously
print("Current tool pose is: ", rob.getl())
move_to_home()
move_to_home(robot)
home_pose = [-0.4999999077032916,
-0.2000072960336574,
@ -356,81 +498,45 @@ if __name__ == "__main__":
0.0510]
curr_pos = rob.getl()
# up/down,
# tool rotation
# tool angle (shouldn't need)
# rob.set_pos(p1[0:3], acc=0.5, vel=0.5)
# set_pos_abs(*home_pose)
# angles = get_joints_from_xyz_abs(-0.2, 0, 0)
# rob.movej(angles, acc=2, vel=2)
# angles = get_joints_from_xyz_abs(-0.2, -0.2, 0)
# rob.movej(angles, acc=2, vel=2)
# angles = get_joints_from_xyz_abs(0, -0.6, 0)
# rob.movej(angles, acc=2, vel=2)
# angles = get_joints_from_xyz_abs(0, -0.5, 0)
# rob.movej(angles, acc=2, vel=2)
# angles = get_joints_from_xyz_abs(0, -0.4, 0)
# rob.movej(angles, acc=2, vel=2)
# angles = get_joints_from_xyz_abs(0, -0.3, 0)
# rob.movej(angles, acc=2, vel=2)
# angles = get_joints_from_xyz_abs(0, -0.2, 0)
# rob.movej(angles, acc=2, vel=2)
# angles = get_joints_from_xyz_abs(0, -0.13, 0)
# rob.movej(angles, acc=2, vel=2)
config = None
joints = []
for i in np.linspace(-0.2, -0.7, 50):
joints.append(get_joints_from_xyz_abs(i, 0, 0))
#rob.movejs(joints, acc=2, vel=2)
import yaml
with open('config.yml', 'r') as fileread:
#global config
config = yaml.safe_load(fileread)
for i in np.linspace(-0.2, -0.7, 10):
joints.append(get_joints_from_xyz_abs(robot, i, 0, 0))
# rob.movejs(joints, acc=2, vel=2, radius=0.1)
#rob.movej(goto_holder_index(24, 0.2, 0), acc=2, vel=2)
# rob.movej(offset_gripper_angle(robot, -0.15, -0.15, 0.3, gripperangle=90, flip=is_flipped(robot)), vel=2, acc=2)
# move_arc(0, 0.3, 0.1)
# move_arc(0, -0.3, 0.3)
for i in range(20, 25):
pick_up_routine(robot, i, verbose=True)
# goto_holder_index(robot, 7, 0.0)
# pick_up_routine(robot, 8)
# rob.movej(get_joints_from_xyz_abs(robot, -0.35, -0.15, 0.0, math.pi/2, 0.1), vel=2, acc=2)
#rob.movej(goto_holder_index(24, 0.2, 0), acc=2, vel=2).
#joints = []
#for i in np.linspace(0, 340, 340):
# joints.append(goto_holder_index(24, 0.5, i))
#rob.movejs(joints, acc=1, vel=3)
angle = 30
rob.movej(goto_holder_index(26, 0.1, angle), acc=2, vel=2)
time.sleep(1)
rob.movej(goto_holder_index(25, 0.1, angle), acc=2, vel=2)
time.sleep(1)
rob.movej(goto_holder_index(24, 0.1, angle, flip=True), acc=2, vel=2)
#rob.movej(goto_holder_index(32, 0.2, angle), acc=2, vel=2)
#rob.movej(goto_holder_index(38, 0.2, angle), acc=2, vel=2)
#rob.movej(goto_holder_index(25, 0.1, angle, flip=True), acc=2, vel=2)
# angle = 30
# goto_holder_index(robot, 26, 0.1, angle)
# time.sleep(1)
# goto_holder_index(robot, 25, 0.1, angle)
# time.sleep(1)
# goto_holder_index(robot, 24, 0.1, angle)
#rob.movej(goto_holder_index(25, 0.2, angle, flip=True), acc=2, vel=2)
#rob.movej(goto_holder_index(24, 0.1, angle, flip=True), acc=2, vel=2)
#time.sleep(1)
#rob.movej(goto_holder_index(25, 0.1, angle, flip=True), acc=2, vel=2)
#rob.movej(goto_holder_index(49, 0.1, angle), acc=2, vel=2)
#rob.movej(goto_holder_index(49, 0.1, angle, flip=True), acc=2, vel=2)
# rob.movej(goto_holder_index(50, 0.1, angle, flip=True), acc=2, vel=2)
# rob.movej(goto_holder_index(51, 0.1, angle, flip=True), acc=2, vel=2)
# rob.movej(goto_holder_index(52, 0.1, angle, flip=True), acc=2, vel=2)
# rob.movej(goto_holder_index(53, 0.1, angle, flip=True), acc=2, vel=2)
#time.sleep(2)
#rob.movej(goto_holder_index(24, 0.15, 35, flip=True), acc=2, vel=2)
#time.sleep(10)
# time.sleep(4)
# goto_holder_index(26, 0.1, 20)
# time.sleep(4)
# goto_holder_index(26, 0.1, 30)
# time.sleep(4)
# goto_holder_index(26, 0.1, 40)
# for joint in config["position_map"]:
#joint = config["position_map"][26]
#print("Going to cable holder index", joint["index"], "at position", joint["pos"])
#angles = get_joints_from_xyz_abs(joint["pos"][1]/1000, joint["pos"][0]/1000, 0.05, )# rx=math.pi / 5)
#joints.append(angles)
#rob.movej(angles, acc=2, vel=2)
#time.sleep(10)
@ -443,25 +549,6 @@ if __name__ == "__main__":
# time.sleep(5)
# angles = get_joints_from_xyz_abs(0, -0.6, 0)
# rob.movej(angles, acc=2, vel=2)
# set_pos_abs(*p1)
# move = move_to_polar(p1, p2)
# for p in move:
# print(math.degrees(p))
# print("Safe? :", is_safe_move(p1, p2))
# #set_pos_rel_rot_abs(0, 0, -0.2, math.pi, 0, -math.pi)
# set_pos_abs(0.3, -0.2, 0.5, math.pi, 0, -math.pi)
# set_pos_abs(0, 0.2, 0.6, math.pi, 0, -math.pi)
# set_pos_abs(-0.5, -0.2, 0.4, math.pi, 0, -math.pi)
# #set_pos_rel_rot_abs(0, 0, 0, math.pi, 0, -math.pi)
# print("Current tool pose is: ", rob.getl())
# print("getj(): ", rob.getj())