Adding profile for Anycubic Mega Zero

Dimensions: 220x220x250
Nozzle: 0.4
Print speed: 20-100 (40 for normal quality)

resources/definitions/anycubic_mega_zero.def.json

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+{
+    "version": 2,
+    "name": "Anycubic Mega Zero",
+    "inherits": "fdmprinter",
+    "metadata":
+    {
+        "visible": true,
+        "author": "kad",
+        "manufacturer": "Anycubic",
+        "file_formats": "text/x-gcode",
+        "platform": "anycubic_mega_zero_platform.stl",
+        "has_materials": true,
+        "has_machine_quality": true,
+        "preferred_quality_type": "normal",
+        "preferred_material": "generic_pla",
+        "machine_extruder_trains":
+        {
+            "0": "anycubic_mega_zero_extruder_0"
+        }
+    },
+
+    "overrides":
+    {
+        "machine_name":
+        {
+            "default_value": "Anycubic Mega Zero"
+        },
+        "machine_heated_bed":
+        {
+            "default_value": false
+        },
+        "machine_width":
+        {
+            "default_value": 220
+        },
+        "machine_depth":
+        {
+            "default_value": 220
+        },
+        "machine_height":
+        {
+            "default_value": 250
+        },
+        "machine_center_is_zero":
+        {
+            "default_value": false
+        },
+        "gantry_height":
+        {
+            "value": 25
+        },
+        "machine_gcode_flavor":
+        {
+            "default_value": "RepRap (Marlin/Sprinter)"
+        },
+        "machine_start_gcode":
+        {
+            "default_value": ";Sliced at: {day} {date} {time}\n;Basic settings: Layer height: {layer_height} Walls: {wall_thickness} Fill: {infill_sparse_density}\nG21 ;metric values\nG90 ;absolute positioning\nM82 ;set extruder to absolute mode\nM107 ;start with the fan off\nM117 Start heating ...\nM104 S{material_print_temperature_layer_0}\nM117 Homing X/Y ...\nG28 X0 Y0 ;move X/Y to min endstops\nM117 Homing Z ...\nG28 Z0 ;move Z to min endstops\nG1 Z15.0 F{speed_travel} ;move the platform down 15mm\nM117 Heating ...\nM109 S{material_print_temperature_layer_0}\nM117 Start cleaning ...\nG92 E0 ;zero the extruded length\nG1 F200 E10 ;extrude 10mm of feed stock\nG92 E0 ;zero the extruded length again\nM117 Intro line ...\nG1 Z2.0 F3000 ; Move Z Axis up little to prevent scratching of Heat Bed\nG1 X0.1 Y20 Z{layer_height} F5000.0 ; Move to start position\nG1 X0.1 Y200.0 Z{layer_height} F1500.0 E15 ; Draw the first line\nG1 X0.4 Y200.0 Z{layer_height} 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 E-1 F500 ; Retract filiment by 1 mm\nG1 Z2.0 F3000 ; Move Z Axis up little to prevent scratching of Heat Bed\nG1 X5 Y20 Z0.3 F{speed_travel} ; Move over to prevent blob squish\nG1 F{speed_travel}\nG92 E0 ; Reset Extruder\nM117 Printing...\n"
+        },
+        "machine_end_gcode":
+        {
+            "default_value": "M117 Cooling down...\nM104 S0 ; turn off extruder\nM84 ; disable motors\nM107 ; Fan off\nG91 ;relative positioning\nG1 E-1 F300 ;retract the filament a bit before lifting the nozzle, to release some of the pressure\nG1 Z+0.5 E-5 ;X-20 Y-20 F{speed_travel} ;move Z up a bit and retract filament even more\nG28 X0 ;move X to min endstops, so the head is out of the way\nG90 ;Absolute positionning\nG1 Y200 F3000 ;Present print\nM84 ;steppers off\nM300 P300 S4000\nM117 Finished.\n"
+        },
+        "machine_max_feedrate_x": { "value": 500 },
+        "machine_max_feedrate_y": { "value": 500 },
+        "machine_max_feedrate_z": { "value": 5 },
+        "machine_max_feedrate_e": { "value": 25 },
+
+        "machine_max_acceleration_x": { "value": 500 },
+        "machine_max_acceleration_y": { "value": 500 },
+        "machine_max_acceleration_z": { "value": 100 },
+        "machine_max_acceleration_e": { "value": 5000 },
+        "machine_acceleration": { "value": 500 },
+        "acceleration_print": { "value": 500 },
+        "acceleration_travel": { "value": 500 },
+        "acceleration_enabled": { "value": false },
+
+        "machine_max_jerk_xy": { "value": 10 },
+        "machine_max_jerk_z": { "value": 0.4 },
+        "machine_max_jerk_e": { "value": 5 },
+        "jerk_print": { "value": 10 },
+        "jerk_travel": { "value": "jerk_print" },
+        "jerk_travel_layer_0": { "value": "jerk_travel" },
+        "jerk_enabled": { "value": false },
+
+        "speed_print": { "value": 50.0 },
+
+        "optimize_wall_printing_order": { "value": "True" },
+        "material_initial_print_temperature": { "value": "material_print_temperature" },
+        "material_final_print_temperature": { "value": "material_print_temperature" },
+
+        "retraction_hop_enabled": { "value": "True" },
+        "retraction_hop": { "value": 0.2 },
+        "retraction_combing": { "default_value": "noskin" },
+        "retraction_combing_max_distance": { "value": 30 },
+
+        "travel_avoid_other_parts": { "value": true },
+        "travel_avoid_supports": { "value": true },
+        "travel_retract_before_outer_wall": { "value": true },
+
+        "retraction_enable": { "value": true },
+        "retraction_speed": { "value": 30 },
+        "retraction_amount": { "value": 7 },
+        "retraction_count_max": { "value": 100 },
+        "retraction_extrusion_window": { "value": 10 },
+        "retraction_min_travel": { "value": 1.5 },
+
+        "cool_fan_full_at_height": { "value": "layer_height_0" },
+        "adhesion_type": { "value": "'skirt'" },
+        "skirt_line_count": {"default_value": 3},
+        "support_xy_distance": { "value": "wall_line_width_0 * 2" },
+        "support_xy_distance_overhang": { "value": "wall_line_width_0" },
+        "support_z_distance": { "value": "layer_height if layer_height > 0.1 else layer_height*2" }
+    }
+}

resources/extruders/anycubic_mega_zero_extruder_0.def.json

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+{
+    "version": 2,
+    "name": "Extruder 1",
+    "inherits": "fdmextruder",
+    "metadata": {
+        "machine": "anycubic_mega_zero",
+        "position": "0"
+    },
+
+    "overrides": {
+        "extruder_nr": { "default_value": 0 },
+        "machine_nozzle_size": { "default_value": 0.4 },
+        "material_diameter": { "default_value": 1.75 }
+    }
+}

resources/quality/anycubic_mega_zero/anycubic_mega_zero_draft.inst.cfg

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+[general]
+version = 4
+name = Draft
+definition = anycubic_mega_zero
+
+[metadata]
+setting_version = 13
+type = quality
+quality_type = draft
+weight = -2
+global_quality = True
+
+[values]
+layer_height = 0.3
+layer_height_0 = 0.3
+speed_print = 60
+speed_travel = 100

resources/quality/anycubic_mega_zero/anycubic_mega_zero_high.inst.cfg

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+[general]
+version = 4
+name = High
+definition = anycubic_mega_zero
+
+[metadata]
+setting_version = 13
+type = quality
+quality_type = high
+weight = 1
+global_quality = True
+
+[values]
+layer_height = 0.1
+layer_height_0 = 0.1
+speed_print = 30
+speed_travel = 50

resources/quality/anycubic_mega_zero/anycubic_mega_zero_normal.inst.cfg

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+[general]
+version = 4
+name = Normal
+definition = anycubic_mega_zero
+
+[metadata]
+setting_version = 13
+type = quality
+quality_type = normal
+weight = 0
+global_quality = True
+
+[values]
+layer_height = 0.2
+layer_height_0 = 0.2
+speed_print = 40
+speed_travel = 100