changed large parts of terminal Control to them using robotlib

therefore also added functions to robotlib
This commit is contained in:
2019-05-16 19:22:49 +02:00
parent 71895226c8
commit 66c0f8fb7e
2 changed files with 173 additions and 195 deletions
+19 -1
View File
@@ -3,7 +3,7 @@ import math
class Robot:
class Servo:
def __init__(self, angle, geometry, previous_servos=None):
def __init__(self, angle, geometry):
self.deg = angle
self.rad = self._get_rad(self.deg)
self.geometry = geometry
@@ -12,6 +12,7 @@ class Robot:
self.total_angle_deg = None
self.total_angle_rad = None
self.delta = None
self.ms = None
def add_previous_servos(self, previous_servos=None):
self.previous_servos = previous_servos
@@ -59,12 +60,29 @@ class Robot:
def _get_max_min(self):
return self._get_angle(self.geometry.max), self._get_angle(self.geometry.min)
def set_ms(self, ms):
self.ms = ms
self.deg = self._get_angle(self.ms)
self.rad = self._get_rad(self.deg)
self._calc_previous()
def get_ms(self, calc=False):
if calc:
change = 1 / 90
if self.geometry.min > self.geometry.max:
change *= -1
self.ms = (self.deg * change + self.geometry.mid)
return self.ms
class Geometry:
def __init__(self, _max, _min, mid):
self.max = _max
self.min = _min
self.mid = mid
def is_inside(self, ms):
return self.min < ms < self.max
class Arm:
def __init__(self, attatched_to, length, height=0.0):
self.attachted_to = attatched_to
+154 -194
View File
@@ -1,12 +1,12 @@
from __future__ import division
import Adafruit_PCA9685
import sys
import math
import time
import csv
from RobotLib import *
pwm = Adafruit_PCA9685.PCA9685(address=0x41)
pwm.set_pwm_freq(50)
joy_it = Robot(Robot.Servo(1, Robot.Servo.Geometry(0.55, 2.3, 1.4)),
Robot.Servo(2, Robot.Servo.Geometry(2.5, 0.55, 1.55)),
@@ -16,43 +16,154 @@ joy_it.init_depending(Robot.Arm(joy_it.servo1, 10.26, 0.84), Robot.Arm(joy_it.se
Robot.Arm(joy_it.servo3, 12, 9), None, [joy_it.servo1], [joy_it.servo1, joy_it.servo2])
# the values for all the servos (are different for each robot)
geometry = {
"servo0min": 0.5,
"servo0max": 2.5,
"servo0mid": 1.85,
"servo1min": 2.3,
"servo1max": 0.55,
"servo1mid": 1.4,
"servo2min": 0.55,
"servo2max": 2.5,
"servo2mid": 1.55,
"servo3min": 2.25,
"servo3max": 0.7,
"servo3mid": 2.25,
"servo4min": 0.5,
"servo4max": 2.5,
"servo4mid": 1.5
}
# the length of the arms (same for each joy it robot)
arms = {
0: 0.84,
1: 10.26,
2: 9.85,
"claw": 12,
"height": 9
}
servo0min = 0.5
servo0max = 2.5
servo0mid = 1.85
servo4min = 0.5
servo4max = 2.5
servo4mid = 1.5
def summe(i):
"""
Returns the sum of a list
:param i: list with float, int
:return: int sum
"""
r = 0
for element in i:
r += element
return r
class argvReader:
def __init__(self, argv):
self.argv = argv
def home(self):
for i, servo in enumerate([joy_it.servo1, joy_it.servo2, joy_it.servo3]):
servo.set_angle(0)
set_servo_pulse(i+1, servo.get_ms(True))
def servo(self):
servo_int = int(self.argv[2])
pos = float(self.argv[4])
if servo_int == 1:
servo = joy_it.servo1
elif servo_int == 2:
servo = joy_it.servo2
elif servo_int == 3:
servo = joy_it.servo3
if servo_int <= 3:
if not servo.geometry.is_inside(pos):
print("Position to big or to small")
sys.exit()
elif 0 < servo < 5:
print("Servo is not on robotarm")
else:
servo.set_ms(pos)
set_servo_pulse(servo_int, servo.ms)
elif servo_int <= 5:
set_servo_pulse(servo_int, pos)
else:
sys.exit()
print(str(servo_int) + ": " + str(pos))
def list(self):
commands = self.argv[2:]
for entry in commands:
servo_int = int(entry.split(',')[0])
pos = float(entry.split(',')[1])
if servo_int == 1:
servo = joy_it.servo1
elif servo_int == 2:
servo = joy_it.servo2
elif servo_int == 3:
servo = joy_it.servo3
if 0 < servo_int <= 3:
if not servo.geometry.is_inside(pos):
print("Position to big or to small")
sys.exit()
elif 0 < servo < 5:
print("Servo is not on robotarm")
else:
servo.set_ms(pos)
set_servo_pulse(servo_int, servo.ms)
elif servo_int <= 5 or servo_int == 0:
set_servo_pulse(servo_int, pos)
else:
sys.exit()
print(str(servo_int) + ": " + str(pos))
def angle(self):
commands = self.argv[2:]
for entry in commands:
servo_int = int(entry.split(',')[0])
pos = float(entry.split(',')[1])
if servo_int == 1:
servo = joy_it.servo1
elif servo_int == 2:
servo = joy_it.servo2
elif servo_int == 3:
servo = joy_it.servo3
if 0 < servo_int <= 3:
servo.set_angle(pos)
ms = servo.get_ms(True)
if not servo.geometry.is_inside(ms):
print("Position to big or to small")
sys.exit()
elif 0 < servo < 5:
print("Servo is not on robotarm")
else:
set_servo_pulse(servo_int, servo.ms)
elif servo_int == 4:
ms = get_ms_servo4(pos)
set_servo_pulse(servo_int, ms)
elif servo_int == 0:
ms = get_ms_servo0(pos)
set_servo_pulse(servo_int, ms)
else:
sys.exit()
def csv(self):
file = self.argv[2]
with open(file) as f:
csv_reader = csv.reader(f, delimiter=',')
for row in csv_reader:
if "delay" in row[0]:
print("sleep " + row[0].split(" ")[1])
time.sleep(int(row[0].split(" ")[1]))
else:
for servo_int, pos in enumerate(row):
if servo_int == 1:
servo = joy_it.servo1
elif servo_int == 2:
servo = joy_it.servo2
elif servo_int == 3:
servo = joy_it.servo3
if 0 < servo_int <= 3:
servo.set_angle(pos)
ms = servo.get_ms(True)
if not servo.geometry.is_inside(ms):
print("Position to big or to small")
sys.exit()
elif 0 < servo < 5:
print("Servo is not on robotarm")
else:
set_servo_pulse(servo_int, servo.ms)
elif servo_int == 4:
ms = get_ms_servo4(pos)
set_servo_pulse(servo_int, ms)
elif servo_int == 0:
ms = get_ms_servo0(pos)
set_servo_pulse(servo_int, ms)
else:
sys.exit()
def get_ms_servo4(deg):
change = 1 / 90
if servo4min > servo4max:
change *= -1
ms = (deg * change + servo4mid)
return ms
def get_ms_servo0(deg):
change = 1 / 90
if servo0min > servo0max:
change *= -1
ms = (deg * change + servo0mid)
return ms
def set_servo_pulse(channel, pulse):
@@ -72,91 +183,6 @@ def set_servo_pulse(channel, pulse):
pwm.set_pwm(channel, 0, pulse)
pwm.set_pwm_freq(50)
def get_pos(anglesdeg):
"""
Calculates the position of the claw relative to the center of the baseplate
Further details in documentation
:param anglesdeg: dict with the servo number and position in degree (deg)
:return: list: [x, y, z] in cm from the center of the baseplate of the robot
"""
factor = math.pi / 180
angles = anglesdeg.copy()
for i in angles:
# print(angles[i])
angles[i] = angles[i] * factor
# print(angles[i])
x = 0
y = 0
z = 0
for angle in range(1, 3):
x += (math.sin(summe([angles[i] for i in range(1, angle + 1)])) * arms[angle])
z += (math.cos(summe([angles[i] for i in range(1, angle + 1)])) * arms[angle])
x += arms[0]
z += arms["height"]
angle = 3
x += (math.sin(summe([angles[i] for i in range(1, angle + 1)]) - 15 * factor) * arms["claw"])
z += (math.cos(summe([angles[i] for i in range(1, angle + 1)]) - 15 * factor) * arms["claw"])
y += (math.sin(angles[0]) * x)
x = (math.cos(angles[0]) * x)
coordinate = [x, y, z]
# print(str(x))
# print(str(y))
# print(str(z))
return coordinate
def get_angles(ms):
"""
Calculates the theoretical angles relative to a vertical position based on the ms values for each of the servos
:param ms: dict with the servo number and ms
:return: dict with the servo number and position in degree (deg)
"""
angles = {0: 0, 1: 0, 2: 0, 3: 0, 4: 0}
for servo in angles:
if ms[servo]:
minimum = "servo" + str(servo) + "min"
maximum = "servo" + str(servo) + "max"
middle = "servo" + str(servo) + "mid"
val_min = geometry[minimum]
val_max = geometry[maximum]
val_mid = geometry[middle]
change = 1 / 90
if val_min > val_max:
change *= -1
angles[servo] = (ms[servo] - val_mid) / change
return angles
def get_ms(servo, angle):
"""
Calculates the ms value based on the given angle (deg)
:param servo: servo number
:param angle: angle in degree based of the vertical position
:return: ms value for the servo
"""
minimum = "servo" + str(servo) + "min"
maximum = "servo" + str(servo) + "max"
middle = "servo" + str(servo) + "mid"
val_min = geometry[minimum]
val_max = geometry[maximum]
val_mid = geometry[middle]
change = 1/90
if val_min > val_max:
change *= -1
ms = (angle * change + val_mid)
if change > 0:
if ms < val_min or ms > val_max:
return 0
else:
if ms > val_min or ms < val_max:
return 0
# ms = round(ms, 2)
return ms
def read_argv():
"""
Reades and processes the start arguments. The main core of the program
@@ -167,83 +193,17 @@ def read_argv():
:return:
"""
if sys.argv[1] == "-home":
for sv in range(0, 5):
set_servo_pulse(sv, 1.5)
argv_reader.home()
elif sys.argv[1] == "-servo":
servo = int(sys.argv[2])
pos = float(sys.argv[4])
if pos < 1 or pos > 2.5:
print("Position to big or to small")
sys.exit()
elif servo < 0 or servo > 5:
print("Servo is not on robotarm")
print(str(servo) + ": " + str(pos))
set_servo_pulse(servo, pos)
argv_reader.servo()
elif sys.argv[1] == "-list": # -list 0,1.5 2,2 3,1.75
commands = sys.argv[2:]
varTime = {0: 0, 1: 0, 2: 0, 3: 0, 4: 0}
for entry in commands:
servo = int(entry.split(',')[0])
pos = float(entry.split(',')[1])
if servo != 4 or servo != 5:
varTime[servo] = pos
print(str(servo) + ": " + str(pos))
set_servo_pulse(servo, pos)
calcangles = get_angles(varTime)
calcpos = get_pos(calcangles)
for sentry in calcangles:
print(str(sentry) + ": " + str(round(calcangles[sentry])))
for sentry in calcpos:
print(str(calcpos.index(sentry)) + ": " + str(sentry))
argv_reader.list()
elif sys.argv[1] == "-angle":
commands = sys.argv[2:]
# calcangles = {0: 0, 1: 0, 2: 0, 3: 0, 4: 0}
varTime = {0: 0, 1: 0, 2: 0, 3: 0, 4: 0}
for entry in commands:
servo = int(entry.split(',')[0])
pos = float(entry.split(',')[1])
# calcangles[servo] = pos
pos = get_ms(servo, pos)
if servo != 4:
varTime[servo] = pos
print(str(servo) + ": " + str(pos))
set_servo_pulse(servo, pos)
calcangles = get_angles(varTime)
calcpos = get_pos(calcangles)
for entry in calcangles:
print(str(entry) + ": " + str(round(calcangles[entry])))
for entry in calcpos:
print(str(calcpos.index(entry)) + ": " + str(entry))
argv_reader.angle()
elif sys.argv[1] == "-csv":
file = sys.argv[2]
with open(file) as f:
csv_reader = csv.reader(f, delimiter=',')
for row in csv_reader:
if "delay" in row[0]:
print("sleep " + row[0].split(" ")[1])
time.sleep(int(row[0].split(" ")[1]))
else:
print(row)
varTime = {0: 0, 1: 0, 2: 0, 3: 0, 4: 0}
f = 0
for i in row:
servo = f
print(str(servo))
pos = int(i)
pos = get_ms(servo, pos)
if servo != 4:
varTime[servo] = pos
print(str(servo) + ": " + str(pos))
set_servo_pulse(servo, pos)
f += 1
calcangles = get_angles(varTime)
calcpos = get_pos(calcangles)
for entry in calcangles:
print(str(entry) + ": " + str(round(calcangles[entry])))
for entry in calcpos:
print(str(calcpos.index(entry)) + ": " + str(entry))
argv_reader.csv()
argv_reader = argvReader(sys.argv)
read_argv()