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fullcontrol-xyz/custom_start_end_gcode.ipynb

Last active June 11, 2024 08:14
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custom_start_end_gcode.ipynb
{
"cells": [
{
"cell_type": "markdown",
"metadata": {
"id": "view-in-github",
"colab_type": "text"
},
"source": [
"<a href=\"https://colab.research.google.com/gist/fullcontrol-xyz/34bfa6fe7de016bcfc909ae9b526470f/custom_start_end_gcode.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "ac9_FmrCOwQL"
},
"source": [
"# Custom start/end gcode\n",
"\n",
"*<<< check out demo models [here](https://github.com/FullControlXYZ/fullcontrol/tree/master/models/README.md) >>>*\n",
" \n",
"press ctrl+F9 to run all cells in this notebook, or press shift+enter to run each cell sequentially\n",
"\n",
"if you change one of the code cells, make sure you run it and all subsequent cells again (in order)\n",
"\n",
"*this document is a jupyter notebook - if they're new to you, check out how they work: [link](https://www.google.com/search?q=ipynb+tutorial), [link](https://jupyter.org/try-jupyter/retro/notebooks/?path=notebooks/Intro.ipynb), [link](https://colab.research.google.com/)*\n",
"### be patient :)\n",
"\n",
"the next code cell may take a while because running it causes several things to happen:\n",
"- connect to a google colab server -> download the fullcontrol code -> install the fullcontrol code\n",
"\n",
"check out [other tutorials](https://github.com/FullControlXYZ/fullcontrol/blob/master/docs/README.md) to understand the python code for the FullControl design"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "57XXnogSOvDx",
"outputId": "05abd7be-7c8c-4bfd-e35e-12083249517e",
"colab": {
"base_uri": "https://localhost:8080/"
}
},
"outputs": [
{
"output_type": "stream",
"name": "stdout",
"text": [
" Installing build dependencies ... \u001b[?25l\u001b[?25hdone\n",
" Getting requirements to build wheel ... \u001b[?25l\u001b[?25hdone\n",
" Preparing metadata (pyproject.toml) ... \u001b[?25l\u001b[?25hdone\n",
"\u001b[2K \u001b[90m━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\u001b[0m \u001b[32m3.1/3.1 MB\u001b[0m \u001b[31m8.7 MB/s\u001b[0m eta \u001b[36m0:00:00\u001b[0m\n",
"\u001b[?25h Building wheel for fullcontrol (pyproject.toml) ... \u001b[?25l\u001b[?25hdone\n"
]
}
],
"source": [
"if 'google.colab' in str(get_ipython()):\n",
" !pip install git+https://github.com/FullControlXYZ/fullcontrol --quiet\n",
"import fullcontrol as fc\n",
"from google.colab import files"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "kRjDdq81dUNn"
},
"outputs": [],
"source": [
"# printer/gcode parameters\n",
"\n",
"design_name = 'my_design'\n",
"nozzle_temp = 210\n",
"bed_temp = 40\n",
"print_speed = 1000\n",
"fan_percent = 100\n",
"printer_name='custom' # generic / ultimaker2plus / prusa_i3 / ender_3 / cr_10 / bambulab_x1 / toolchanger_T0"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "DeWKjlzbPC0u"
},
"outputs": [],
"source": [
"# design parameters\n",
"\n",
"EW = 0.8 # extrusion width\n",
"EH = 0.3 # extrusion height (and layer height)\n",
"initial_z = EH*0.6 # initial nozzle position is set to 0.6x the extrusion height to get a bit of 'squish' for good bed adhesion\n",
"layers = 2"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "kLPh7aTwQKrF"
},
"outputs": [],
"source": [
"# generate the design (make sure you've run the above cells before running this cell)\n",
"\n",
"steps = []\n",
"for layer in range(layers):\n",
" steps.append(fc.Point(x=50, y=50, z=initial_z+layer*EH))\n",
" steps.append(fc.Point(x=100, y=50, z=initial_z+layer*EH))\n",
" steps.append(fc.Point(x=100, y=100, z=initial_z+layer*EH))\n",
" steps.append(fc.Point(x=50, y=100, z=initial_z+layer*EH))\n",
" steps.append(fc.Point(x=50, y=50, z=initial_z+layer*EH))\n",
"\n",
"# instead of the above for-loop code, you can create the exact same design using built-in FullControl functions (uncomment the next two lines):\n",
"# rectangle_steps = fc.rectangleXY(fc.Point(x=50, y=50, z=initial_z), 50, 50)\n",
"# steps = fc.move(rectangle_steps, fc.Vector(z=EH), copy=True, copy_quantity=layers)"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "ZVdfnpt5RSUi",
"outputId": "34ba0c9e-b1b2-44d1-f6a7-76493816880a",
"colab": {
"base_uri": "https://localhost:8080/",
"height": 517
}
},
"outputs": [
{
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"source": [
"# preview the design\n",
"\n",
"fc.transform(steps, 'plot', fc.PlotControls(style='line', zoom=0.7))\n",
"# hover the cursor over the lines in the plot to check xyz positions of the points in the design\n",
"\n",
"# uncomment the next line to create a plot with real heights/widths for extruded lines to preview the real 3D printed geometry\n",
"# fc.transform(steps, 'plot', fc.PlotControls(style='tube', zoom=0.7, initialization_data={'extrusion_width': EW, 'extrusion_height': EH}))\n",
"\n",
"# uncomment the next line to create a neat preview (click the top-left button in the plot for a .png file) - post and tag @FullControlXYZ :)\n",
"# fc.transform(steps, 'plot', fc.PlotControls(neat_for_publishing=True, zoom=0.5, initialization_data={'extrusion_width': EW, 'extrusion_height': EH}))\n"
]
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"application/javascript": [
"download(\"download_a88565b3-e395-450e-b9bb-2720427e1380\", \"my_design.gcode\", 1041)"
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"metadata": {}
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"source": [
"# generate and save gcode\n",
"\n",
"gcode_controls = fc.GcodeControls(\n",
" printer_name=printer_name,\n",
"\n",
" initialization_data={\n",
" 'primer': 'travel',\n",
" 'print_speed': print_speed,\n",
" 'extrusion_width': EW,\n",
" 'extrusion_height': EH,\n",
" 'e_units': 'mm',\n",
" 'dia_feed': 1.75,\n",
" # 'manual_e_ratio': 2.5, # this over-rides the calculation of E in gcode - the value is ratio of extrusion_volume (mm3) to 'E' in gcode - see cell below this one\n",
" 'relative_e': True # it's best to keep this as True, but it can be set to False if you want to use absolute extrusion mode (M82 gcode command)\n",
" })\n",
"\n",
"gcode = fc.transform(steps, 'gcode', gcode_controls)\n",
"gcode = gcode.split('\\n')\n",
"del gcode[0:3]\n",
"\n",
"start_gcode = [f'''\n",
"M220 S100 ;Reset Feedrate\n",
"M221 S100 ;Reset Flowrate\n",
"\n",
"G28 ;Home\n",
"\n",
"G92 E0 ;Reset Extruder\n",
"G1 Z2.0 F3000 ;Move Z Axis up\n",
"G1 X10.1 Y20 Z0.28 F5000.0 ;Move to start position\n",
"M104 S{nozzle_temp}\n",
"M140 S{bed_temp}\n",
"M109 S{nozzle_temp}\n",
"M190 S{bed_temp}\n",
"G1 X10.1 Y145.0 Z0.28 F1500.0 E15 ;Draw the first line\n",
"G1 X10.4 Y145.0 Z0.28 F5000.0 ;Move to side a little\n",
"G1 X10.4 Y20 Z0.28 F1500.0 E30 ;Draw the second line\n",
"G92 E0 ;Reset Extruder\n",
"G1 E-1.0000 F1800 ;Retract a bit\n",
"G1 Z2.0 F3000 ;Move Z Axis up\n",
"G1 E0.0000 F1800\n",
"M106 S{255*fan_percent/100}\n",
"''']\n",
"\n",
"end_gcode = [f'''\n",
"G91 ;Relative positionning\n",
"G1 E-2 F2700 ;Retract a bit\n",
"G1 E-2 Z0.2 F2400 ;Retract and raise Z\n",
"G1 X5 Y5 F3000 ;Wipe out\n",
"G1 Z10 ;Raise Z more\n",
"G90 ;Absolute positionning\n",
"\n",
"G1 X0 Y0 ;Present print\n",
"M106 S0 ;Turn-off fan\n",
"M104 S0 ;Turn-off hotend\n",
"M140 S0 ;Turn-off bed\n",
"\n",
"M84 X Y E ;Disable all steppers but Z\n",
"''']\n",
"\n",
"gcode = start_gcode + ['; BEGINNING OF FULLCONTROL GCODE'] + gcode + ['; END OF FULLCONTROL GCODE'] + end_gcode\n",
"gcode = '\\n'.join(gcode)\n",
"open(f'{design_name}.gcode', 'w').write(gcode)\n",
"files.download(f'{design_name}.gcode')\n"
]
},
{
"cell_type": "markdown",
"source": [
"for some printers, the default methods in fullcontrol to calculate E in gcode based on the diameter of feedstock filament may not be appropriate - e.g. syringe extruders.\n",
"\n",
"in that case, the conversion from extrusion volume to 'E' can be controlled in fullcontrol with the 'manual_e_ratio' option in the initialization_data attribute of a fc.GcodeControls object (see previous cell)\n",
"\n",
"The next cell helps determine this ratio:\n",
"- choose two sequential G1 gcode commands for which you know what the extrusion width and layer height was set to\n",
"- if **both** lines of gcode omit x or y or z values, you can set their value to 0 for both points in the next cell\n",
"- if **one** line of gcode includes an x/y/z value but the other doesn't, you need to figure out what the omitted x/y/z value is, by looking back through the gcode, and use that value for both points in the next cell\n",
"- use the E value from the second line of gcode in the next cell\n",
"- after you run the cell, it should print out a value for 'manual_e_ratio' which you can use in the initialization_data dictionary in the previous code cell"
],
"metadata": {
"id": "CJwe7Mk3GOGo"
}
},
{
"cell_type": "code",
"source": [
"point_in_existing_gcode = fc.Point(x=0, y=0, z=0) # update x/y/z values\n",
"next_point_in_existing_gcode = fc.Point(x=20, y=0, z=0) # update x/y/z values\n",
"E_in_gcode_line_for_second_point = 500 # update this value\n",
"extrusion_width = 5 # update this value - it's the value you set in your slicer for the line_width of the line for the bit of gcode you're considering\n",
"extrusion_height = 2 # update this value - it's the value you set in your slicer for the line_width of the line for the bit of gcode you're considering\n",
"\n",
"volume = extrusion_width * extrusion_height * fc.distance(point_in_existing_gcode, next_point_in_existing_gcode)\n",
"print(f'manual_e_ratio = {round(E_in_gcode_line_for_second_point / volume, 6)}\\n(used in: fc.GcodeControls.initialization_data)')"
],
"metadata": {
"id": "urCVj8JyGKQ5",
"outputId": "0f6dda5c-12ce-4551-f10e-d9e6936d7407",
"colab": {
"base_uri": "https://localhost:8080/"
}
},
"execution_count": null,
"outputs": [
{
"output_type": "stream",
"name": "stdout",
"text": [
"manual_e_ratio = 2.5\n",
"(used in: fc.GcodeControls.initialization_data)\n"
]
}
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "JP3HY9QNdUNt"
},
"source": [
"#### please tell us what you're doing with FullControl!\n",
"\n",
"- tag FullControlXYZ on social media ([twitter](https://twitter.com/FullControlXYZ), [instagram](https://www.instagram.com/fullcontrolxyz/), [linkedin](https://www.linkedin.com/in/andrew-gleadall-068587119/), [tiktok](https://www.tiktok.com/@fullcontrolxyz))\n",
"- email [info@fullcontrol.xyz](mailto:info@fullcontrol.xyz)\n",
"- post on the [subreddit](https://reddit.com/r/fullcontrol)\n",
"- post in the [github discussions or issues tabs](https://github.com/FullControlXYZ/fullcontrol/issues)\n",
"\n",
"in publications, please cite the original FullControl paper and the github repo for the new python version:\n",
"\n",
"- Gleadall, A. (2021). FullControl GCode Designer: open-source software for unconstrained design in additive manufacturing. Additive Manufacturing, 46, 102109.\n",
"- Gleadall, A. and Leas, D. (2023). FullControl [electronic resource: python source code]. available at: https://github.com/FullControlXYZ/fullcontrol"
]
}
],
"metadata": {
"colab": {
"provenance": [],
"include_colab_link": true
},
"kernelspec": {
"display_name": "Python 3",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.11.3"
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