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mirror of https://github.com/Doodle3D/doodle3d-client.git synced 2024-11-04 19:33:22 +01:00
doodle3d-client/js/gcodeGenerating_v01.js

299 lines
12 KiB
JavaScript
Executable File

var gcodeStart = [];
gcodeStart.push(";Generated with Doodle3D");
gcodeStart.push("G21"); // metric values
gcodeStart.push("G91"); // relative positioning
gcodeStart.push("M107"); // start with the fan off
gcodeStart.push("G28 X0 Y0"); // move X/Y to min endstops
gcodeStart.push("G28 Z0"); // move Z to min endstops
gcodeStart.push("G1 Z15 F9000"); // move the platform down 15mm
gcodeStart.push("G92 E0"); // zero the extruded length
gcodeStart.push("G1 F200 E10"); // extrude 10mm of feed stock
gcodeStart.push("G92 E0"); // zero the extruded length again
gcodeStart.push("G92 X-100 Y-100 E0"); // zero the extruded length again and make center the start position
gcodeStart.push("G1 F9000");
gcodeStart.push("G90"); // absolute positioning
gcodeStart.push("M117 Printing Doodle... "); // display message (20 characters to clear whole screen)
var gcodeEnd= [];
gcodeEnd.push("M107"); // fan off
gcodeEnd.push("G91"); // relative positioning
gcodeEnd.push("G1 E-1 F300"); // retract the filament a bit before lifting the nozzle, to release some of the pressure
gcodeEnd.push("G1 Z+0.5 E-5 X-20 Y-20 F9000"); // move Z up a bit and retract filament even more
gcodeEnd.push("G28 X0 Y0"); // move X/Y to min endstops, so the head is out of the way
gcodeEnd.push("M84"); // disable axes / steppers
gcodeEnd.push("G90"); // absolute positioning
gcodeEnd.push("M117 Done "); // display message (20 characters to clear whole screen)
var gcode = [];
function generate_gcode(callback) {
console.log("f:generategcode()");
var startGcode = [];
var endGcode = [];
// get gcode start statements
if ($("#startgcode").val().trim().length != 0) {
console.log(" found contents for start-gcode in settings.html")
startGcode = $("#startgcode").val().trim().split("\n");
} else {
console.log(" no start-gcode in settings.html, using defaults")
startGcode.concat(gcodeStart);
}
// get gcode end statements
if ($("#endgcode").val().trim().length != 0) {
console.log(" found contents for end-gcode in settings.html")
endGcode = $("#endgcode").val().trim().split("\n");
} else {
console.log(" no end-gcode in settings.html, using defaults")
endGcode.concat(gcodeEnd);
}
gcode = [];
console.log("settings: ",settings);
var speed = settings["printer.speed"]
var normalSpeed = speed;
var bottomSpeed = speed*0.5;
var travelSpeed = settings["printer.travelSpeed"]
var filamentThickness = settings["printer.filamentThickness"];
var wallThickness = settings["printer.wallThickness"];
var screenToMillimeterScale = settings["printer.screenToMillimeterScale"];
var layerHeight = settings["printer.layerHeight"];
var maxObjectHeight = settings["printer.maxObjectHeight"];
var temperature = settings["printer.temperature"];
var useSubLayers = settings["printer.useSubLayers"];
var enableTraveling = settings["printer.enableTraveling"];
var retractionEnabled = settings["printer.retraction.enabled"];
var retractionspeed = settings["printer.retraction.speed"];
var retractionminDistance = settings["printer.retraction.minDistance"];
var retractionamount = settings["printer.retraction.amount"];
/*
console.log("f:generate_gcode >> EFFE CHECKEN:");
console.log(" speed: " + speed);
console.log(" travelSpeed: " + travelSpeed);
console.log(" filamentThickness: " + filamentThickness);
console.log(" wallThickness: " + wallThickness);
console.log(" screenToMillimeterScale: " + screenToMillimeterScale);
console.log(" layerHeight: " + layerHeight);
console.log(" objectHeight: " + objectHeight);
console.log(" maxObjectHeight: " + maxObjectHeight);
console.log(" temperature: " + temperature);
console.log(" maxObjectHeight: " + maxObjectHeight);
console.log(" useSubLayers: " + useSubLayers);
console.log(" enableTraveling: " + enableTraveling);
console.log(" retractionspeed: " + retractionspeed);
console.log(" retractionminDistance: " + retractionminDistance);
console.log(" retractionamount: " + retractionamount);
console.log("");
//*/
objectHeight = Math.ceil(numLayers / 5); // in settings objectHeight = 20, in previewRendering_v01.js numLayers is 100, hence the / 5
objectHeight = numLayers; // in settings objectHeight = 20, in previewRendering_v01.js numLayers is 100, hence the / 5
// todo hier een array van PATHS maken wat de losse paths zijn
// copy array without reference -> http://stackoverflow.com/questions/9885821/copying-of-an-array-of-objects-to-another-array-without-object-reference-in-java
var points = JSON.parse(JSON.stringify(_points));
console.log("f:generategcode() >> points.length: " + points.length);
// console.log("f:generategcode() >> paths: " + paths.toString());
// console.log("paths.toString(): " + paths.toString());
// return;
console.log("printer temperature: ",temperature);
gcode.push("M109 S" + temperature); // set target temperature and wait for the extruder to reach it
// add gcode begin commands
gcode = gcode.concat(startGcode);
//gcode.push("M109 S" + temperature); // set target temperature and wait for the extruder to reach it
var layers = maxObjectHeight / layerHeight; //maxObjectHeight instead of objectHeight
var extruder = 0.0;
var prev = new Point(); prev.set(0, 0);
// replacement (and improvement) for ofxGetCenterofMass
var centerOfDoodle = {
x: doodleBounds[0] + (doodleBounds[2]- doodleBounds[0])/2,
y: doodleBounds[1] + (doodleBounds[3] - doodleBounds[1])/2
// x: doodleBounds[0],
// y: doodleBounds[1]
}
console.log("f:generategcode() >> layers: " + layers);
if (layers == Infinity) return;
for (var layer = 0; layer < layers; layer++) {
var p = JSON.parse(JSON.stringify(points)); // [].concat(points);
if (p.length < 2) return;
var even = (layer % 2 == 0);
var progress = layer / layers;
// float layerScale = scaleFunction(float(layer)/layers); // scaleFactor van de layer -> lookup naar vfunc[] voor die scaleVals
var layerScale = 1.0;
// if begin point this row and end point last row are close enough, isLoop is true
var isLoop = lineLength(points[0][0], points[0][1], points[points.length-1][0], points[points.length-1][1]) < 3;
// set center of doodle as middle (ie subtract to that)
pointsTranslate(p, -centerOfDoodle.x, -centerOfDoodle.y);
pointsScale(p, screenToMillimeterScale,-screenToMillimeterScale);
pointsScale(p, layerScale, layerScale);
// sort-of in de buurt van (360/2.5)
// // -> aight.. er zijn 750 lines vs 1000 in de d3d app. 135 = .75 * 180... dit kan je nog rechttrekken als je NET wat slimmer nadenkt :)
// update: NEE, het is niet .75 * 180 want 135 was niet de beste value. //TODO dus.
var radToDeg = 180/Math.PI;
pointsRotate(p, (rStep * radToDeg) * -progress);
// pointsRotate(p, rStep * -progress * 139);
if (layer == 0) {
//gcode.push("M107"); //fan off
if (firstLayerSlow) {
//gcode.push("M220 S20"); //slow speed
speed = bottomSpeed;
//console.log("> speed: ",speed);
}
} else if (layer == 2) { ////////LET OP, pas bij layer 2 weer op normale snelheid ipv layer 1
gcode.push("M106"); //fan on
//gcode.push("M220 S100"); //normal speed
speed = normalSpeed;
//console.log("> speed: ",speed);
}
var curLayerCommand = 0;
var totalLayerCommands = p.length;
var layerProgress = 0;
var paths = [];
var pathCounter = -1;
// var points = [];
for (var i = 0; i < p.length; i++) {
if (p[i][2] == true) {
pathCounter++;
paths.push([]);
paths[pathCounter].push([p[i][0], p[i][1]]);
} else {
paths[pathCounter].push([p[i][0], p[i][1]]);
}
}
// console.log("f:generategcode() >> paths.length: " + paths.length);
// loop over the subpaths (the separately drawn lines)
for (var j = 0; j < paths.length; j++) { // TODO paths > subpaths
// this line is probably for drawing efficiency, alternating going from 0->end and end->0 (i.e. to and fro)
// vector<ofSubPath::Command> &commands = subpaths[even ? j : subpaths.size()-1-j].getCommands();
var commands = paths[j]; //commands zijn alle points uit subpath j // TODO commands > subpathPoints
// loop over the coordinates of the subpath
for (var i = 0; i < commands.length; i++) {
var last = commands.length - 1;
// this line is probably for drawing efficiency, alternating going from 0->end and end->0 (i.e. to and fro)
// ofPoint to = commands[(even || isLoop || loopAlways) ? i : last-i].to;
var to = new Point(); to.set(commands[i][0], commands[i][1]);
var sublayer = (layer == 0) ? 0.0 : layer + (useSubLayers ? (curLayerCommand/totalLayerCommands) : 0);
var z = (sublayer + 1) * layerHeight; // 2013-09-06 removed zOffset (seemed to be useless)
var isTraveling = !isLoop && i==0;
var doRetract = retractionEnabled && prev.distance(to) > retractionminDistance;
if (enableTraveling && isTraveling) {
// console.log("enableTraveling && isTraveling >> doRetract: " + doRetract + ", retractionspeed: " + retractionspeed);
if (doRetract) gcode.push("G0 E" + (extruder - retractionamount).toFixed(3) + " F" + (retractionspeed * 60).toFixed(3)); //retract
gcode.push("G0 X" + to.x.toFixed(3) + " Y" + to.y.toFixed(3) + " Z" + z.toFixed(3) + " F" + (travelSpeed * 60).toFixed(3));
if (doRetract) gcode.push("G0 E" + extruder.toFixed(3) + " F" + (retractionspeed * 60).toFixed(3)); // return to normal
} else {
// console.log(" else");
extruder += prev.distance(to) * wallThickness * layerHeight / filamentThickness;
gcode.push("G1 X" + to.x.toFixed(3) + " Y" + to.y.toFixed(3) + " Z" + z.toFixed(3) + " F" + (speed * 60).toFixed(3) + " E" + extruder.toFixed(3));
}
curLayerCommand++;
layerProgress = curLayerCommand/totalLayerCommands;
prev = to;
}
}
if ((layer/layers) > (objectHeight/maxObjectHeight)) {
console.log("f:generategcode() >> (layer/layers) > (objectHeight/maxObjectHeight) is true -> breaking at layer " + (layer + 1));
break;
}
}
// add gcode end commands
gcode = gcode.concat(endGcode);
// debug
// var _gc = gc.join("\n");
// console.log("f:generategcode() >> _gc = " + _gc);
// Return the gcode array, joined to one string with '\n' (line break) as the join parameter
// This should result in a nice long string with line breaks
if (callback == undefined) {
return gcode;
} else {
// post
}
}
pointsTranslate = function(p, x, y) {
for (var i = 0; i < p.length; i++) {
p[i][0] += x;
p[i][1] += y;
}
}
pointsScale = function(p, sx, sy) {
for (var i = 0; i < p.length; i++) {
p[i][0] *= sx;
p[i][1] *= sy;
}
}
// rotates around point 0,0 (origin).
// Not the prettiest kind of rotation solution but in our case we're assuming that the points have just been translated to origin
pointsRotate = function(p, ang) {
var _ang, dist;
for (var i = 0; i < p.length; i++) {
dist = Math.sqrt(p[i][0] * p[i][0] + p[i][1] * p[i][1]);
_ang = Math.atan2(p[i][1], p[i][0]);
p[i][0] = Math.cos(_ang + ang) * dist;
p[i][1] = Math.sin(_ang + ang) * dist;
}
}
//+ Jonas Raoni Soares Silva
//@ http://jsfromhell.com/math/line-length [rev. #1]
lineLength = function(x, y, x0, y0){
return Math.sqrt((x -= x0) * x + (y -= y0) * y);
};
var Point = function() {};
Point.prototype = {
x: 0,
y: 0,
set: function(_x, _y) {
this.x = _x;
this.y = _y;
},
distance: function(p) {
var d = -1;
if (p instanceof Point) {
d = Math.sqrt((p.x - this.x) * (p.x - this.x) + (p.y - this.y) * (p.y - this.y));
}
return d;
},
toString: function() {
console.log("x:" + this.x + ", y:" + this.y);
}
}