Motor info added to the vibration graphs (#93)

and reduced global vibration generation time by reducing segment lenghts
This commit is contained in:
Félix Boisselier
2024-04-27 17:08:13 +02:00
committed by GitHub
parent ea11c262ff
commit ca45745a0c
4 changed files with 333 additions and 9 deletions

View File

@@ -122,7 +122,7 @@ gcode:
# enough to collect enough data for vibration analysis, without doing unnecessary distance to save time. At higher speeds, the full
# segments lengths are used because the head moves faster and travels more distance in the same amount of time and we want enough data
{% if curr_speed < (100 * 60) %}
{% set segment_length_multiplier = 1/3 + 2/3 * (curr_speed / 60) / 100 %}
{% set segment_length_multiplier = 1/5 + 4/5 * (curr_speed / 60) / 100 %}
{% else %}
{% set segment_length_multiplier = 1 %}
{% endif %}
@@ -156,12 +156,59 @@ gcode:
{% endfor %}
{% endfor %}
RESPOND MSG="Machine vibrations profile generation..."
RESPOND MSG="This may take some time (3-5min)"
RUN_SHELL_COMMAND CMD=shaketune PARAMS="--type vibrations --accel {accel|int} --kinematics {kinematics} --chip_name {accel_chip} {% if keep_csv %}--keep_csv{% endif %} --keep_results {keep_results}"
# Restore the previous acceleration values
SET_VELOCITY_LIMIT ACCEL={old_accel} MINIMUM_CRUISE_RATIO={old_cruise_ratio} SQUARE_CORNER_VELOCITY={old_sqv}
# Extract the TMC names and configuration
{% set ns_x = namespace(path='') %}
{% set ns_y = namespace(path='') %}
{% for item in printer %}
{% set parts = item.split() %}
{% if parts|length == 2 and parts[0].startswith('tmc') and parts[0][3:].isdigit() %}
{% if parts[1] == 'stepper_x' %}
{% set ns_x.path = parts[0] %}
{% elif parts[1] == 'stepper_y' %}
{% set ns_y.path = parts[0] %}
{% endif %}
{% endif %}
{% endfor %}
{% if ns_x.path and ns_y.path %}
{% set metadata =
"stepper_x_tmc:" ~ ns_x.path ~ "|"
"stepper_x_run_current:" ~ (printer[ns_x.path + ' stepper_x'].run_current | round(2) | string) ~ "|"
"stepper_x_hold_current:" ~ (printer[ns_x.path + ' stepper_x'].hold_current | round(2) | string) ~ "|"
"stepper_y_tmc:" ~ ns_y.path ~ "|"
"stepper_y_run_current:" ~ (printer[ns_y.path + ' stepper_y'].run_current | round(2) | string) ~ "|"
"stepper_y_hold_current:" ~ (printer[ns_y.path + ' stepper_y'].hold_current | round(2) | string) ~ "|"
%}
{% set autotune_x = printer.configfile.config['autotune_tmc stepper_x'] if 'autotune_tmc stepper_x' in printer.configfile.config else none %}
{% set autotune_y = printer.configfile.config['autotune_tmc stepper_y'] if 'autotune_tmc stepper_y' in printer.configfile.config else none %}
{% if autotune_x and autotune_y %}
{% set stepper_x_voltage = autotune_x.voltage if autotune_x.voltage else '24.0' %}
{% set stepper_y_voltage = autotune_y.voltage if autotune_y.voltage else '24.0' %}
{% set metadata = metadata ~
"autotune_enabled:True|"
"stepper_x_motor:" ~ autotune_x.motor ~ "|"
"stepper_x_voltage:" ~ stepper_x_voltage ~ "|"
"stepper_y_motor:" ~ autotune_y.motor ~ "|"
"stepper_y_voltage:" ~ stepper_y_voltage ~ "|"
%}
{% else %}
{% set metadata = metadata ~ "autotune_enabled:False|" %}
{% endif %}
DUMP_TMC STEPPER=stepper_x
DUMP_TMC STEPPER=stepper_y
{% else %}
{ action_respond_info("No TMC drivers found for X and Y steppers") }
{% endif %}
RESPOND MSG="Machine vibrations profile generation..."
RESPOND MSG="This may take some time (3-5min)"
RUN_SHELL_COMMAND CMD=shaketune PARAMS="--type vibrations --accel {accel|int} --kinematics {kinematics} {% if metadata %}--metadata {metadata}{% endif %} --chip_name {accel_chip} {% if keep_csv %}--keep_csv{% endif %} --keep_results {keep_results}"
RESTORE_GCODE_STATE NAME=CREATE_VIBRATIONS_PROFILE

View File

@@ -560,6 +560,57 @@ def plot_vibration_spectrogram(ax, angles, speeds, spectrogram_data, peaks):
return
def plot_motor_config_txt(fig, motors, differences):
motor_details = [(motors[0], 'X motor'), (motors[1], 'Y motor')]
distance = 0.12
if motors[0].get_property('autotune_enabled'):
distance = 0.24
config_blocks = [
f"| {lbl}: {mot.get_property('motor').upper()} on {mot.get_property('tmc').upper()} @ {mot.get_property('voltage')}V {mot.get_property('run_current')}A"
for mot, lbl in motor_details
]
config_blocks.append('| TMC Autotune enabled')
else:
config_blocks = [
f"| {lbl}: {mot.get_property('tmc').upper()} @ {mot.get_property('run_current')}A"
for mot, lbl in motor_details
]
config_blocks.append('| TMC Autotune not detected')
for idx, block in enumerate(config_blocks):
fig.text(
0.40, 0.990 - 0.015 * idx, block, ha='left', va='top', fontsize=10, color=KLIPPAIN_COLORS['dark_purple']
)
tmc_registers = motors[0].get_registers()
idx = -1
for idx, (register, settings) in enumerate(tmc_registers.items()):
settings_str = ' '.join(f'{k}={v}' for k, v in settings.items())
tmc_block = f'| {register.upper()}: {settings_str}'
fig.text(
0.40 + distance,
0.990 - 0.015 * idx,
tmc_block,
ha='left',
va='top',
fontsize=10,
color=KLIPPAIN_COLORS['dark_purple'],
)
if differences is not None:
differences_text = f'| Y motor diff: {differences}'
fig.text(
0.40 + distance,
0.990 - 0.015 * (idx + 1),
differences_text,
ha='left',
va='top',
fontsize=10,
color=KLIPPAIN_COLORS['dark_purple'],
)
######################################################################
# Startup and main routines
######################################################################
@@ -577,7 +628,7 @@ def extract_angle_and_speed(logname):
def vibrations_profile(
lognames, klipperdir='~/klipper', kinematics='cartesian', accel=None, max_freq=1000.0, st_version=None
lognames, klipperdir='~/klipper', kinematics='cartesian', accel=None, max_freq=1000.0, st_version=None, motors=None
):
set_locale()
global shaper_calibrate
@@ -710,6 +761,13 @@ def vibrations_profile(
title_line2 = lognames[0].split('/')[-1]
fig.text(0.060, 0.957, title_line2, ha='left', va='top', fontsize=16, color=KLIPPAIN_COLORS['dark_purple'])
# Add the motors infos to the top of the graph
if motors is not None and len(motors) == 2:
differences = motors[0].compare_to(motors[1])
plot_motor_config_txt(fig, motors, differences)
if differences is not None and kinematics == 'corexy':
print_with_c_locale(f'Warning: motors have different TMC configurations!\n{differences}')
# Plot the graphs
plot_angle_profile_polar(ax1, all_angles, all_angles_energy, good_angles, symmetry_factor)
plot_vibration_spectrogram_polar(ax4, all_angles, all_speeds, spectrogram_data)

View File

@@ -0,0 +1,205 @@
#!/usr/bin/env python3
# Classes to parse the Klipper log and parse the TMC dump to extract the relevant information
# Written by Frix_x#0161 #
import re
from pathlib import Path
from typing import Any, Dict, List, Optional, Union
class Motor:
def __init__(self, name: str):
self._name: str = name
self._registers: Dict[str, Dict[str, Any]] = {}
self._properties: Dict[str, Any] = {}
def set_register(self, register: str, value: Any) -> None:
# Special parsing for CHOPCONF to extract meaningful values
if register == 'CHOPCONF':
# Add intpol=0 if missing from the register dump
if 'intpol=' not in value:
value += ' intpol=0'
# Simplify the microstep resolution format
mres_match = re.search(r'mres=\d+\((\d+)usteps\)', value)
if mres_match:
value = re.sub(r'mres=\d+\(\d+usteps\)', f'mres={mres_match.group(1)}', value)
# Special parsing for CHOPCONF to avoid pwm_ before each values
if register == 'PWMCONF':
parts = value.split()
new_parts = []
for part in parts:
key, val = part.split('=', 1)
if key.startswith('pwm_'):
key = key[4:]
new_parts.append(f'{key}={val}')
value = ' '.join(new_parts)
# General cleaning to remove extraneous labels and colons and parse the whole into Motor _registers
cleaned_values = re.sub(r'\b\w+:\s+\S+\s+', '', value)
# Then fill the registers while merging all the thresholds into the same THRS virtual register
if register in ['TPWMTHRS', 'TCOOLTHRS']:
existing_thrs = self._registers.get('THRS', {})
new_values = self._parse_register_values(cleaned_values)
merged_values = {**existing_thrs, **new_values}
self._registers['THRS'] = merged_values
else:
self._registers[register] = self._parse_register_values(cleaned_values)
def _parse_register_values(self, register_string: str) -> Dict[str, Any]:
parsed = {}
parts = register_string.split()
for part in parts:
if '=' in part:
k, v = part.split('=', 1)
parsed[k] = v
return parsed
def get_register(self, register: str) -> Optional[Dict[str, Any]]:
return self._registers.get(register)
def get_registers(self) -> Dict[str, Dict[str, Any]]:
return self._registers
def set_property(self, property: str, value: Any) -> None:
self._properties[property] = value
def get_property(self, property: str) -> Optional[Any]:
return self._properties.get(property)
def __str__(self):
return f'Stepper: {self._name}\nKlipper config: {self._properties}\nTMC Registers: {self._registers}'
# Return the other motor properties and registers that are different from the current motor
def compare_to(self, other: 'Motor') -> Optional[Dict[str, Dict[str, Any]]]:
differences = {'properties': {}, 'registers': {}}
# Compare properties
all_keys = self._properties.keys() | other._properties.keys()
for key in all_keys:
val1 = self._properties.get(key)
val2 = other._properties.get(key)
if val1 != val2:
differences['properties'][key] = val2
# Compare registers
all_keys = self._registers.keys() | other._registers.keys()
for key in all_keys:
reg1 = self._registers.get(key, {})
reg2 = other._registers.get(key, {})
if reg1 != reg2:
reg_diffs = {}
sub_keys = reg1.keys() | reg2.keys()
for sub_key in sub_keys:
reg_val1 = reg1.get(sub_key)
reg_val2 = reg2.get(sub_key)
if reg_val1 != reg_val2:
reg_diffs[sub_key] = reg_val2
if reg_diffs:
differences['registers'][key] = reg_diffs
# Clean up: remove empty sections if there are no differences
if not differences['properties']:
del differences['properties']
if not differences['registers']:
del differences['registers']
if not differences:
return None
return differences
class MotorLogParser:
_section_pattern: str = r'DUMP_TMC stepper_(x|y)'
_register_patterns: Dict[str, str] = {
'CHOPCONF': r'CHOPCONF:\s+\S+\s+(.*)',
'PWMCONF': r'PWMCONF:\s+\S+\s+(.*)',
'COOLCONF': r'COOLCONF:\s+(.*)',
'TPWMTHRS': r'TPWMTHRS:\s+\S+\s+(.*)',
'TCOOLTHRS': r'TCOOLTHRS:\s+\S+\s+(.*)',
}
def __init__(self, filepath: Path, config_string: Optional[str] = None):
self._filepath = filepath
self._motors: List[Motor] = []
self._config = self._parse_config(config_string) if config_string else {}
self._parse_registers()
def _parse_config(self, config_string: str) -> Dict[str, Any]:
config = {}
entries = config_string.split('|')
for entry in entries:
if entry:
key, value = entry.split(':')
config[key.strip()] = self._convert_value(value.strip())
return config
def _convert_value(self, value: str) -> Union[int, float, bool, str]:
if value.isdigit():
return int(value)
try:
return float(value)
except ValueError:
if value.lower() in ['true', 'false']:
return value.lower() == 'true'
return value
def _parse_registers(self) -> None:
with open(self._filepath, 'r') as file:
log_content = file.read()
sections = re.split(self._section_pattern, log_content)
# Detect only the latest dumps from the log (to ignore potential previous and outdated dumps)
last_sections: Dict[str, int] = {}
for i in range(1, len(sections), 2):
stepper_name = 'stepper_' + sections[i].strip()
last_sections[stepper_name] = i
for stepper_name, index in last_sections.items():
content = sections[index + 1]
motor = Motor(stepper_name)
# Apply general properties from config string
for key, value in self._config.items():
if stepper_name in key:
prop_key = key.replace(stepper_name + '_', '')
motor.set_property(prop_key, value)
elif 'autotune' in key:
motor.set_property(key, value)
# Parse TMC registers
for key, pattern in self._register_patterns.items():
match = re.search(pattern, content)
if match:
values = match.group(1).strip()
motor.set_register(key, values)
self._motors.append(motor)
# Find and return the motor by its name
def get_motor(self, motor_name: str) -> Optional[Motor]:
for motor in self._motors:
if motor._name == motor_name:
return motor
return None
# Get all the motor list at once
def get_motors(self) -> List[Motor]:
return self._motors
# # Usage example:
# config_string = "stepper_x_tmc:tmc2240|stepper_x_run_current:0.9|stepper_x_hold_current:0.9|stepper_y_tmc:tmc2240|stepper_y_run_current:0.9|stepper_y_hold_current:0.9|autotune_enabled:True|stepper_x_motor:ldo-35sth48-1684ah|stepper_x_voltage:|stepper_y_motor:ldo-35sth48-1684ah|stepper_y_voltage:|"
# parser = MotorLogParser('/path/to/your/logfile.log', config_string)
# stepper_x = parser.get_motor('stepper_x')
# stepper_y = parser.get_motor('stepper_y')
# print(stepper_x)
# print(stepper_y)

View File

@@ -26,10 +26,12 @@ from src.graph_creators.graph_belts import belts_calibration
from src.graph_creators.graph_shaper import shaper_calibration
from src.graph_creators.graph_vibrations import vibrations_profile
from src.helpers.locale_utils import print_with_c_locale
from src.helpers.motorlogparser import MotorLogParser
class Config:
KLIPPER_FOLDER = Path.home() / 'klipper'
KLIPPER_LOG_FOLDER = Path.home() / 'printer_data/logs'
RESULTS_BASE_FOLDER = Path.home() / 'printer_data/config/K-ShakeTune_results'
RESULTS_SUBFOLDERS = {'belts': 'belts', 'shaper': 'inputshaper', 'vibrations': 'vibrations'}
@@ -102,6 +104,13 @@ class Config:
choices=['cartesian', 'corexy'],
help='Machine kinematics configuration used for the vibrations profile creation',
)
parser.add_argument(
'--metadata',
type=str,
default=None,
dest='metadata',
help='Motor configuration metadata printed on the vibrations profiles',
)
parser.add_argument(
'-c',
'--keep_csv',
@@ -279,14 +288,18 @@ class VibrationsGraphCreator(GraphCreator):
self._kinematics = None
self._accel = None
self._chip_name = None
self._motors = None
self._setup_folder('vibrations')
def configure(self, kinematics: str, accel: float, chip_name: str) -> None:
def configure(self, kinematics: str, accel: float, chip_name: str, metadata: str) -> None:
self._kinematics = kinematics
self._accel = accel
self._chip_name = chip_name
parser = MotorLogParser(Config.KLIPPER_LOG_FOLDER / 'klippy.log', metadata)
self._motors = parser.get_motors()
def _archive_files(self, lognames: list[Path]) -> None:
tar_path = self._folder / f'{self._type}_{self._graph_date}.tar.gz'
with tarfile.open(tar_path, 'w:gz') as tar:
@@ -308,6 +321,7 @@ class VibrationsGraphCreator(GraphCreator):
kinematics=self._kinematics,
accel=self._accel,
st_version=self._version,
motors=self._motors,
)
self._save_figure_and_cleanup(fig, lognames)
@@ -369,7 +383,7 @@ def main():
'shaper': (ShaperGraphCreator, lambda gc: gc.configure(options.scv, options.max_smoothing)),
'vibrations': (
VibrationsGraphCreator,
lambda gc: gc.configure(options.kinematics, options.accel_used, options.chip_name),
lambda gc: gc.configure(options.kinematics, options.accel_used, options.chip_name, options.metadata),
),
'axesmap': (AxesMapFinder, None),
}