add console q view

This commit is contained in:
Philipp Kramer 2022-08-23 16:24:03 +02:00
parent bfbe3b5814
commit 9922002e52
2 changed files with 245 additions and 0 deletions

153
tests/curses_actualq.py Normal file
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from rtde_receive import RTDEReceiveInterface as RTDEReceive
import time
import argparse
import sys
import curses
import math
def toRad(d):
return d/360*2*math.pi
def toDeg(r):
return r*360/2/math.pi
def mapFromTo(x,a,b,c,d):
y=(x-a)/(b-a)*(d-c)+c
return y
def parse_args(args):
"""Parse command line parameters
Args:
args ([str]): command line parameters as list of strings
Returns:
:obj:`argparse.Namespace`: command line parameters namespace
"""
parser = argparse.ArgumentParser(
description="Record data example")
parser.add_argument(
"-ip",
"--robot_ip",
dest="ip",
help="IP address of the UR robot",
type=str,
default='localhost',
metavar="<IP address of the UR robot>")
parser.add_argument(
"-o",
"--output",
dest="output",
help="data output (.csv) file to write to (default is \"robot_data.csv\"",
type=str,
default="robot_data.csv",
metavar="<data output file>")
parser.add_argument(
"-f",
"--frequency",
dest="frequency",
help="the frequency at which the data is recorded (default is 500Hz)",
type=float,
default=500.0,
metavar="<frequency>")
return parser.parse_args(args)
joint_min=[toRad(-90),toRad(-90-40),toRad(90-90),toRad(-180-80),toRad(-90-90),toRad(0-75)]
joint_max=[toRad(90),toRad(-90+40),toRad(90+40),toRad(-180+110),toRad(-90+90),toRad(0+75)]
def main(stdscr):
args=sys.argv[1:]
"""Main entry point allowing external calls
Args:
args ([str]): command line parameter list
"""
# Clear and refresh the screen for a blank canvas
stdscr.clear()
stdscr.refresh()
curses.cbreak()
stdscr.keypad(1)
stdscr.nodelay(1)
# Start colors in curses
curses.start_color()
curses.init_pair(1, curses.COLOR_CYAN, curses.COLOR_BLACK)
curses.init_pair(2, curses.COLOR_RED, curses.COLOR_BLACK)
curses.init_pair(3, curses.COLOR_BLACK, curses.COLOR_WHITE)
height, width = stdscr.getmaxyx()
args = parse_args(args)
dt = 1 / args.frequency
rtde_r = RTDEReceive(args.ip, args.frequency)
key = ''
i = 0
try:
while key != ord('q'):
key = stdscr.getch()
stdscr.clear()
start = time.time()
q=rtde_r.getActualQ()
#print(q)
#sys.stdout.write("\r")
#sys.stdout.write("{:3d} samples.".format(i))
#sys.stdout.flush()
stdscr.addstr(0, 0, "test "+str(i), curses.color_pair(1))
for j in range(6):
posx=mapFromTo(q[j],joint_min[j],joint_max[j],0,width) #scale to screen width
for px in range(width):
diff=abs(posx-px)
poschar=''
if diff<3:
poschar='.'
if diff<2:
poschar='i'
if diff<0.5:
poschar='|'
if (len(poschar)>0):
stdscr.addstr(2+j, px, poschar, curses.color_pair(1))
valuetext=str(round(q[j],2))
if q[j]>=0: #has no negative sign
valuetext=" "+valuetext
stdscr.addstr(2+j, 0, valuetext, curses.color_pair(1))
# Refresh the screen
stdscr.refresh()
end = time.time()
duration = end - start
if duration < dt:
time.sleep(dt - duration)
i += 1
except KeyboardInterrupt:
print("\nData recording stopped.")
curses.endwin()
exit()
if __name__ == "__main__":
curses.wrapper(main)

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tests/cursestest.py Normal file
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import sys,os
import curses
def draw_menu(stdscr):
k = 0
cursor_x = 0
cursor_y = 0
# Clear and refresh the screen for a blank canvas
stdscr.clear()
stdscr.refresh()
# Start colors in curses
curses.start_color()
curses.init_pair(1, curses.COLOR_CYAN, curses.COLOR_BLACK)
curses.init_pair(2, curses.COLOR_RED, curses.COLOR_BLACK)
curses.init_pair(3, curses.COLOR_BLACK, curses.COLOR_WHITE)
# Loop where k is the last character pressed
while (k != ord('q')):
# Initialization
stdscr.clear()
height, width = stdscr.getmaxyx()
if k == curses.KEY_DOWN:
cursor_y = cursor_y + 1
elif k == curses.KEY_UP:
cursor_y = cursor_y - 1
elif k == curses.KEY_RIGHT:
cursor_x = cursor_x + 1
elif k == curses.KEY_LEFT:
cursor_x = cursor_x - 1
cursor_x = max(0, cursor_x)
cursor_x = min(width-1, cursor_x)
cursor_y = max(0, cursor_y)
cursor_y = min(height-1, cursor_y)
# Declaration of strings
title = "Curses example"[:width-1]
subtitle = "Written by Clay McLeod"[:width-1]
keystr = "Last key pressed: {}".format(k)[:width-1]
statusbarstr = "Press 'q' to exit | STATUS BAR | Pos: {}, {}".format(cursor_x, cursor_y)
if k == 0:
keystr = "No key press detected..."[:width-1]
# Centering calculations
start_x_title = int((width // 2) - (len(title) // 2) - len(title) % 2)
start_x_subtitle = int((width // 2) - (len(subtitle) // 2) - len(subtitle) % 2)
start_x_keystr = int((width // 2) - (len(keystr) // 2) - len(keystr) % 2)
start_y = int((height // 2) - 2)
# Rendering some text
whstr = "Width: {}, Height: {}".format(width, height)
stdscr.addstr(0, 0, whstr, curses.color_pair(1))
# Render status bar
stdscr.attron(curses.color_pair(3))
stdscr.addstr(height-1, 0, statusbarstr)
stdscr.addstr(height-1, len(statusbarstr), " " * (width - len(statusbarstr) - 1))
stdscr.attroff(curses.color_pair(3))
# Turning on attributes for title
stdscr.attron(curses.color_pair(2))
stdscr.attron(curses.A_BOLD)
# Rendering title
stdscr.addstr(start_y, start_x_title, title)
# Turning off attributes for title
stdscr.attroff(curses.color_pair(2))
stdscr.attroff(curses.A_BOLD)
# Print rest of text
stdscr.addstr(start_y + 1, start_x_subtitle, subtitle)
stdscr.addstr(start_y + 3, (width // 2) - 2, '-' * 4)
stdscr.addstr(start_y + 5, start_x_keystr, keystr)
stdscr.move(cursor_y, cursor_x)
# Refresh the screen
stdscr.refresh()
# Wait for next input
k = stdscr.getch()
def main():
curses.wrapper(draw_menu)
if __name__ == "__main__":
main()