Cura/resources/definitions/creality_ender3.def.json

{
    "name": "Creality Ender-3",
    "version": 2,
    "inherits": "creality_base",
    "metadata": {
        "quality_definition": "creality_base",
        "visible": true,
        "platform": "creality_ender3.3mf"
    },
    "overrides": {
        "machine_name": { "default_value": "Creality Ender-3" },
        "machine_width": { "default_value": 235 },
        "machine_depth": { "default_value": 235 },
        "machine_height": { "default_value": 250 },
        "machine_disallowed_areas": {
            "default_value": [
              [[-117.5, 117.5], [-117.5, 108], [117.5, 108], [117.5, 117.5]],
              [[-117.5, -108], [-117.5, -117.5], [117.5, -117.5], [117.5, -108]]
        ]},
        "machine_head_with_fans_polygon": { "default_value": [
                [-26, 34],
                [-26, -32],
                [32, -32],
                [32, 34]
            ]
        },
        "machine_start_gcode": {
            "default_value": "; Ender 3 Custom Start G-code\nG92 E0 ; Reset Extruder\nG28 ; Home all axes\nG1 Z2.0 F3000 ; Move Z Axis up little to prevent scratching of Heat Bed\nG1 X0.1 Y20 Z0.3 F5000.0 ; Move to start position\nG1 X0.1 Y200.0 Z0.3 F1500.0 E15 ; Draw the first line\nG1 X0.4 Y200.0 Z0.3 F5000.0 ; Move to side a little\nG1 X0.4 Y20 Z0.3 F1500.0 E30 ; Draw the second line\nG92 E0 ; Reset Extruder\nG1 Z2.0 F3000 ; Move Z Axis up little to prevent scratching of Heat Bed\nG1 X5 Y20 Z0.3 F5000.0 ; Move over to prevent blob squish"
        },

        "gantry_height": { "value": 25 }
    }
}