mirror of
https://github.com/Doodle3D/doodle3d-client.git
synced 2024-11-22 01:07:56 +01:00
219 lines
8.0 KiB
JavaScript
Executable File
219 lines
8.0 KiB
JavaScript
Executable File
var gcodeStart = [];
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gcodeStart.push("G21 (mm)");
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gcodeStart.push("G91 (relative)");
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gcodeStart.push("G28 X0 Y0 Z0 (physical home)");
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gcodeStart.push("G1 E10 F250 (flow)");
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gcodeStart.push("G92 X-100 Y-100 Z0 E10");
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gcodeStart.push("G1 Z3 F5000 (prevent diagonal line)");
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gcodeStart.push("G90 (absolute)");
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//gcodeStart.push("M106 (fan on)");
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var gcodeEnd= [];
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gcodeEnd.push("G1 X-100 Y-100 F15000 (fast homing)");
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gcodeEnd.push("M107");
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gcodeEnd.push("M84 (disable axes)");
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var gcode = [];
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function generate_gcode(callback) {
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console.log("f:generategcode()");
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gcode = [];
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objectHeight = Math.ceil(numLayers / 5); // in settings objectHeight = 20, in previewRendering_v01.js numLayers is 100, hence the / 5
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objectHeight = numLayers; // in settings objectHeight = 20, in previewRendering_v01.js numLayers is 100, hence the / 5
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// todo hier een array van PATHS maken wat de losse paths zijn
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// copy array without reference -> http://stackoverflow.com/questions/9885821/copying-of-an-array-of-objects-to-another-array-without-object-reference-in-java
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var points = JSON.parse(JSON.stringify(_points));
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console.log("f:generategcode() >> points.length: " + points.length);
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// console.log("f:generategcode() >> paths: " + paths.toString());
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// console.log("paths.toString(): " + paths.toString());
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// return;
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// add gcode begin commands
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gcode = gcode.concat(gcodeStart);
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console.log("printer temperature: ",settings["printer.temperature"]);
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gcode.push("M104 S" + settings["printer.temperature"] + " (temperature)");
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gcode.push("M109 S" + settings["printer.temperature"] + " (wait for heating)");
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var layers = maxObjectHeight / settings["printer.layerHeight"]; //maxObjectHeight instead of objectHeight
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var extruder = 0.0;
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var prev = new Point(); prev.set(0, 0);
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// replacement (and improvement) for ofxGetCenterofMass
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var centerOfDoodle = {
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x: doodleBounds[0] + (doodleBounds[2]- doodleBounds[0])/2,
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y: doodleBounds[1] + (doodleBounds[3] - doodleBounds[1])/2
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// x: doodleBounds[0],
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// y: doodleBounds[1]
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}
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console.log("f:generategcode() >> layers: " + layers);
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for (var layer = 0; layer < layers; layer++) {
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var p = JSON.parse(JSON.stringify(points)); // [].concat(points);
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if (p.length < 2) return;
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var even = (layer % 2 == 0);
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var progress = layer / layers;
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// float layerScale = scaleFunction(float(layer)/layers); // scaleFactor van de layer -> lookup naar vfunc[] voor die scaleVals
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var layerScale = 1.0;
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// if begin point this row and end point last row are close enough, isLoop is true
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var isLoop = lineLength(points[0][0], points[0][1], points[points.length-1][0], points[points.length-1][1]) < 3;
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// set center of doodle as middle (ie subtract to that)
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pointsTranslate(p, -centerOfDoodle.x, -centerOfDoodle.y);
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pointsScale(p, screenToMillimeterScale,-screenToMillimeterScale);
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pointsScale(p, layerScale, layerScale);
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// sort-of in de buurt van (360/2.5)
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// // -> 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 :)
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// update: NEE, het is niet .75 * 180 want 135 was niet de beste value. //TODO dus.
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pointsRotate(p, rStep * progress * 139);
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if (layer == 0) {
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gcode.push("M107"); //fan off
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if (firstLayerSlow) gcode.push("M220 S20"); //slow speed
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} else if (layer == 2) { ////////LET OP, pas bij layer 2 weer op normale snelheid ipv layer 1
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gcode.push("M106"); //fan on
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gcode.push("M220 S100"); //normal speed
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}
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var curLayerCommand = 0;
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var totalLayerCommands = p.length;
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var layerProgress = 0;
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var paths = [];
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var pathCounter = -1;
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// var points = [];
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for (var i = 0; i < p.length; i++) {
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if (p[i][2] == true) {
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pathCounter++;
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paths.push([]);
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paths[pathCounter].push([p[i][0], p[i][1]]);
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} else {
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paths[pathCounter].push([p[i][0], p[i][1]]);
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}
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}
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// console.log("f:generategcode() >> paths.length: " + paths.length);
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// loop over the subpaths (the separately drawn lines)
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for (var j = 0; j < paths.length; j++) { // TODO paths > subpaths
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// this line is probably for drawing efficiency, alternating going from 0->end and end->0 (i.e. to and fro)
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// vector<ofSubPath::Command> &commands = subpaths[even ? j : subpaths.size()-1-j].getCommands();
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var commands = paths[j]; //commands zijn alle points uit subpath j // TODO commands > subpathPoints
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// loop over the coordinates of the subpath
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for (var i = 0; i < commands.length; i++) {
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var last = commands.length - 1;
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// this line is probably for drawing efficiency, alternating going from 0->end and end->0 (i.e. to and fro)
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// ofPoint to = commands[(even || isLoop || loopAlways) ? i : last-i].to;
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var to = new Point(); to.set(commands[i][0], commands[i][1]);
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var sublayer = (layer == 0) ? 0.0 : layer + (useSubLayers ? (curLayerCommand/totalLayerCommands) : 0);
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var z = (sublayer + 1) * settings["printer.layerHeight"] + zOffset;
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var isTraveling = !isLoop && i==0;
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var doRetract = prev.distance(to) > retractionminDistance;
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if (enableTraveling && isTraveling) {
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// console.log("enableTraveling && isTraveling >> doRetract: " + doRetract + ", retractionspeed: " + retractionspeed);
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if (doRetract) gcode.push("G1 E" + (extruder - retractionamount).toFixed(3) + " F" + (retractionspeed * 60).toFixed(3)); //retract
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gcode.push("G1 X" + to.x.toFixed(3) + " Y" + to.y.toFixed(3) + " Z" + (z + (doRetract ? hop : 0)).toFixed(3) + " F" + (travelSpeed * 60).toFixed(3));
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if (doRetract) gcode.push("G1 E" + extruder.toFixed(3) + " F" + (retractionspeed * 60).toFixed(3)); // return to normal
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} else {
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// console.log(" else");
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extruder += prev.distance(to) * settings["printer.wallThickness"] * settings["printer.layerHeight"] / filamentThickness;
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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));
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}
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curLayerCommand++;
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layerProgress = curLayerCommand/totalLayerCommands;
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prev = to;
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}
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}
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if ((layer/layers) > (objectHeight/maxObjectHeight)) {
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console.log("f:generategcode() >> (layer/layers) > (objectHeight/maxObjectHeight) is true -> breaking");
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break;
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}
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}
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// add gcode end commands
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gcode = gcode.concat(gcodeEnd);
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// debug
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// var _gc = gc.join("\n");
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// console.log("f:generategcode() >> _gc = " + _gc);
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// Return the gcode array, joined to one string with '\n' (line break) as the join parameter
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// This should result in a nice long string with line breaks
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if (callback == undefined) {
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return gcode;
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} else {
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// post
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}
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}
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pointsTranslate = function(p, x, y) {
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for (var i = 0; i < p.length; i++) {
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p[i][0] += x;
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p[i][1] += y;
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}
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}
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pointsScale = function(p, sx, sy) {
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for (var i = 0; i < p.length; i++) {
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p[i][0] *= sx;
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p[i][1] *= sy;
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}
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}
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// rotates around point 0,0 (origin).
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// Not the prettiest kind of rotation solution but in our case we're assuming that the points have just been translated to origin
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pointsRotate = function(p, ang) {
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var _ang, dist;
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for (var i = 0; i < p.length; i++) {
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dist = Math.sqrt(p[i][0] * p[i][0] + p[i][1] * p[i][1]);
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_ang = Math.atan2(p[i][1], p[i][0]);
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p[i][0] = Math.cos(_ang + ang) * dist;
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p[i][1] = Math.sin(_ang + ang) * dist;
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}
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}
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//+ Jonas Raoni Soares Silva
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//@ http://jsfromhell.com/math/line-length [rev. #1]
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lineLength = function(x, y, x0, y0){
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return Math.sqrt((x -= x0) * x + (y -= y0) * y);
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};
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var Point = function() {};
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Point.prototype = {
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x: 0,
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y: 0,
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set: function(_x, _y) {
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this.x = _x;
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this.y = _y;
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},
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distance: function(p) {
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var d = -1;
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if (p instanceof Point) {
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d = Math.sqrt((p.x - this.x) * (p.x - this.x) + (p.y - this.y) * (p.y - this.y));
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}
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return d;
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},
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toString: function() {
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console.log("x:" + this.x + ", y:" + this.y);
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}
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} |