vmario/Doodle3D-Slicer
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Merge branch 'develop'

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This commit is contained in:
casperlamboo 2015-04-30 20:35:23 +02:00
commit beb02f5216
6 changed files with 319 additions and 99 deletions
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2
src/clipper.js → library/clipper.js
View File

@ -3100,7 +3100,7 @@
if (this.m_ExecuteLocked)
return false;
if (this.m_HasOpenPaths)
ClipperLib.Error("Error: PolyTree struct is need for open path clipping.");
//ClipperLib.Error("Error: PolyTree struct is need for open path clipping.");
this.m_ExecuteLocked = true;
ClipperLib.Clear(solution);
this.m_SubjFillType = subjFillType;

137
slice_test.html
View File

@ -6,6 +6,7 @@
<script src="library/jquery.js"></script>
<script src="library/three.js"></script>
<script src="library/cal.js"></script>
<script src="library/clipper.js"></script>
<script src="src/utils.js"></script>
<script src="src/box.js"></script>
@ -24,25 +25,41 @@ canvas {border: 1px solid black;}
<canvas id="canvas" width="400" height="400"></canvas>
<script>
var localIp = location.hash.substring(1);
var doodleBox = new D3D.Box(localIp);
var printerConfig = {
"printer.baudrate": "115200",
"printer.bed.temperature": 70,
"printer.bottomFlowRate": 1.0,
"printer.bottomLayerSpeed": 35,
"printer.dimensions.x": 200,
"printer.dimensions.y": 200,
"printer.dimensions.z": 200,
"printer.enableTraveling": true,
"printer.endcode": "M107 ;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 F9000 ;move Z up a bit and retract filament even more\nG28 X0 Y0 ;move X/Y to min endstops, so the head is out of the way\nM84 ;disable axes / steppers\nG90 ;absolute positioning\nM104 S{preheatTemp}\n{if heatedBed}M140 S{preheatBedTemp}\nM117 Done ;display message (20 characters to clear whole screen)",
"printer.filamentThickness": 2.89,
"printer.firstLayerSlow": true,
"printer.heatedbed": false,
"printer.heatup.bed.temperature": 70,
"printer.heatup.enabled": true,
"printer.heatup.temperature": 180,
"printer.layerHeight": 0.3,
"printer.retraction.amount": 3,
"printer.retraction.enabled": true,
"printer.retraction.minDistance": 5,
"printer.retraction.speed": 50,
"printer.screenToMillimeterScale": 0.3,
"printer.speed": 70,
"printer.startcode": ";Generated with Doodle3D (default)\nM109 S{printingTemp} ;set target temperature \n{if heatedBed}M190 S{printingBedTemp} ;set target bed temperature\nG21 ;metric values\nG91 ;relative positioning\nM107 ;start with the fan off\nG28 X0 Y0 ;move X/Y to min endstops\nG28 Z0 ;move Z to min endstops\nG1 Z15 F9000 ;move the platform down 15mm\nG92 E0 ;zero the extruded length\nG1 F200 E10 ;extrude 10mm of feed stock\nG92 E0 ;zero the extruded length again\nG92 E0 ;zero the extruded length again\nG1 F9000\nG90 ;absolute positioning\nM117 Printing Doodle... ;display message (20 characters to clear whole screen)",
"printer.temperature": 230,
"printer.travelSpeed": 200,
"printer.type": "ultimaker",
"printer.useSubLayers": true,
"printer.wallThickness": 0.5
};
doodleBox.onload = function () {
"use strict";
/*var gcode = slicer.getGcode(doodleBox.printer);
var print = $(document.createElement("a")).html("Print").on("click", function () {
doodleBox.print(gcode);
});
var stop = $(document.createElement("a")).html("Stop").on("click", function () {
doodleBox.stop();
});
var download = $(document.createElement("a")).html("Download").attr({
download: "test.gcode",
href: "data:text/plain," + encodeURIComponent(gcode.join("\n"))
});
$("body").append(print, stop, download);*/
//var localIp = location.hash.substring(1);
//var doodleBox = new D3D.Box(localIp);
var doodleBox = {
printer: new D3D.Printer(printerConfig)
};
var scene = new THREE.Scene();
@ -54,52 +71,78 @@ var camera = new THREE.PerspectiveCamera(75, renderer.domElement.width/renderer.
applyMouseControls(renderer, camera, 1000);
var geometry = (function () {
var circle = new THREE.Shape();
circle.absarc(0, 0, 20, 0, Math.PI*2, false);
var hole = new THREE.Path();
hole.absarc(0, 0, 10, 0, Math.PI*2, true );
circle.holes.push(hole);
var matrix = new THREE.Matrix4();
matrix.makeRotationX(Math.PI*1.5);
var geometry = new THREE.ExtrudeGeometry(circle, {
amount: 1,
bevelEnabled: false,
steps: 1
});
geometry.applyMatrix(matrix);
return geometry;
})();
var material = new THREE.MeshLambertMaterial({color: 0x000000, wireframe: true});
var geometry = new THREE.TorusGeometry(20, 10, 10, 10);
//var geometry = new THREE.TorusGeometry(40, 20, 10, 10);
//var geometry = new THREE.BoxGeometry(10, 10, 10, 1, 1, 1);
//var geometry = new THREE.SphereGeometry(40, 10, 10);
//var geometry = new THREE.SphereGeometry(10, 10, 10);
var mesh = new THREE.Mesh(geometry, material);
scene.add(mesh);
(function () {
var slicer = new D3D.Slicer().setGeometry(geometry);
var slices = slicer.slice(200, 0.2);
//var slices = slicer.slice(1, 1);
var slicer = new D3D.Slicer().setGeometry(geometry);
CAL.Scene.setCanvas(document.getElementById("canvas"));
var canvas = document.getElementById("canvas");
var context = canvas.getContext("2d");
//error at layer 0;
//maybe because of geomety
var layer = 4;
var slicer = new D3D.Slicer().setGeometry(geometry);
//slicer.draw(1, context);
var shapes = [];
var gcode = slicer.getGcode(printerConfig);
var slice = slices[layer];
var canvas = document.getElementById("canvas");
var context = canvas.getContext("2d");
for (var i = 0; i < slice.length; i ++) {
var shape = new CAL.Shape({shapeColor: false});
shapes.push(shape);
function drawPolygons (paths, color) {
context.fillStyle = color;
context.strokeStyle = color;
context.beginPath();
for (var j = 0; j < slice[i].length; j ++) {
var point = slice[i][j];
shape.addPoint(new CAL.Vector((point.x-100) * 5 + 200, (point.y-100) * 5 + 200));
for (var i = 0; i < paths.length; i ++) {
var path = paths[i];
context.moveTo((path[0].X- 100) * 8.0 + 200, (path[0].Y- 100) * 8.0 + 200);
for (var j = 0; j < path.length; j ++) {
var point = path[j];
context.lineTo((point.X- 100) * 8.0 + 200, (point.Y- 100) * 8.0 + 200);
}
context.closePath();
}
context.stroke();
}
for (var i = 0; i < shapes.length; i ++) {
var shape = shapes[i];
//for (var layer = 0; layer < gcode.length; layer ++) {
var layer = 0;
var slice = gcode[layer];
shape.draw(CAL.Scene.context);
CAL.Scene.context.strokeStyle = "#FF0000";
console.log(gcode.length);
for (var j = 0; j < shape.points.length; j ++) {
var normal = shape.getNormal(j).scale(20);
var point = shape.points[j];
drawPolygons(slice.outerLayer, "red");
drawPolygons(slice.innerLayer, "green");
drawPolygons(slice.fill, "blue");
//}*/
normal.draw(CAL.Scene.context, point.x, point.y);
}
}
})();
(function animate () {
requestAnimationFrame(animate);

6
src/box.js
View File

@ -20,6 +20,8 @@ D3D.Box = function (localIp) {
this.localIp = localIp;
this.api = "http://" + localIp + "/d3dapi/";
this.config = {};
this.printBatches = [];
this.currentBatch = 0;
@ -31,7 +33,7 @@ D3D.Box = function (localIp) {
for (var i in data) {
if (i.indexOf("doodle3d") === 0) {
self[i] = data[i];
self.config[i] = data[i];
}
}
@ -65,7 +67,7 @@ D3D.Box.prototype.updateState = function () {
//que api calls so they don't overload the d3d box
getAPI(this.api + "info/status", function (data) {
self.printer.data = data;
self.printer.status = data;
self.update();
});

21
src/printer.js
View File

@ -8,18 +8,19 @@
D3D.Printer = function (config) {
"use strict";
this.data = {};
this.status = {};
this.config = {};
for (var i in config) {
if (i.indexOf("printer") === 0) {
this[i] = config[i];
this.config[i] = config[i];
}
}
};
D3D.Printer.prototype.getStartCode = function () {
"use strict";
var gcode = this["printer.startcode"];
var gcode = this.config["printer.startcode"];
gcode = this.subsituteVariables(gcode);
return gcode.split("\n");
@ -27,7 +28,7 @@ D3D.Printer.prototype.getStartCode = function () {
D3D.Printer.prototype.getEndCode = function () {
"use strict";
var gcode = this["printer.endcode"];
var gcode = this.config["printer.endcode"];
gcode = this.subsituteVariables(gcode);
return gcode.split("\n");
@ -35,12 +36,12 @@ D3D.Printer.prototype.getEndCode = function () {
D3D.Printer.prototype.subsituteVariables = function (gcode) {
"use strict";
var temperature = this["printer.temperature"];
var bedTemperature = this["printer.bed.temperature"];
var preheatTemperature = this["printer.heatup.temperature"];
var preheatBedTemperature = this["printer.heatup.bed.temperature"];
var printerType = this["printer.type"];
var heatedbed = this["printer.heatedbed"];
var temperature = this.config["printer.temperature"];
var bedTemperature = this.config["printer.bed.temperature"];
var preheatTemperature = this.config["printer.heatup.temperature"];
var preheatBedTemperature = this.config["printer.heatup.bed.temperature"];
var printerType = this.config["printer.type"];
var heatedbed = this.config["printer.heatedbed"];
switch (printerType) {
case "makerbot_replicator2": printerType = "r2"; break;

250
src/slicer.js
View File

@ -5,6 +5,10 @@
* TODO (optimalisatie)
* sorteer lijnen op laagste hoogte -> stop loop wanneer hij een lijn zonder intersectie heeft gevonden
* verwijder lijnen die ooit interactie gehad hebben, maar nu niet meer
* helft van lijnen toevoegen omdat 4face altijd recht is, en 3face dus te veel data bevat
*
* omliggende lagen -> difference && sum omliggende lijnen
* voor laag 5 = 5 diff (3 && 4 && 6 && 7))
*
******************************************************/
@ -69,9 +73,9 @@ D3D.Slicer.prototype.createLines = function () {
this.lines[b].connects.push(c, a);
this.lines[c].connects.push(a, b);
this.lines[a].normals.push(normal, normal);
this.lines[b].normals.push(normal, normal);
this.lines[c].normals.push(normal, normal);
this.lines[a].normals.push(normal);
this.lines[b].normals.push(normal);
this.lines[c].normals.push(normal);
}
//sort lines on min height
@ -119,7 +123,7 @@ D3D.Slicer.prototype.slice = function (height, step) {
while (index !== -1) {
var intersection = intersections[index];
shape.push(intersection);
shape.push({X: intersection.x, Y: intersection.y});
done.push(index);
@ -129,8 +133,10 @@ D3D.Slicer.prototype.slice = function (height, step) {
index = connects[j];
if (intersections[index] && done.indexOf(index) === -1) {
var normal = new THREE.Vector2().copy(intersection).sub(intersections[index]).normal().normalize();
var faceNormal = faceNormals[j];
var a = new THREE.Vector2().set(intersection.x, intersection.y);
var b = intersections[index];
var normal = a.sub(b).normal().normalize();
var faceNormal = faceNormals[Math.floor(j/2)];
if (normal.dot(faceNormal) > 0) {
break;
@ -152,6 +158,7 @@ D3D.Slicer.prototype.slice = function (height, step) {
}
}
//stop when ther are no intersects
if (slice.length > 0) {
slices.push(slice);
}
@ -162,44 +169,154 @@ D3D.Slicer.prototype.slice = function (height, step) {
return slices;
};
D3D.Slicer.prototype.getGcode = function (printer) {
D3D.Slicer.prototype.getInset = function (slice, offset) {
"use strict";
var normalSpeed = doodleBox.printer["printer.speed"];
var bottomSpeed = doodleBox.printer["printer.bottomLayerSpeed"];
var firstLayerSlow = doodleBox.printer["printer.firstLayerSlow"];
var bottomFlowRate = doodleBox.printer["printer.bottomFlowRate"];
var travelSpeed = doodleBox.printer["printer.travelSpeed"];
var filamentThickness = doodleBox.printer["printer.filamentThickness"];
var wallThickness = doodleBox.printer["printer.wallThickness"];
var layerHeight = doodleBox.printer["printer.layerHeight"];
var enableTraveling = doodleBox.printer["printer.enableTraveling"];
var retractionEnabled = doodleBox.printer["printer.retraction.enabled"];
var retractionSpeed = doodleBox.printer["printer.retraction.speed"];
var retractionminDistance = doodleBox.printer["printer.retraction.minDistance"];
var retractionAmount = doodleBox.printer["printer.retraction.amount"];
var dimensionsZ = doodleBox.printer["printer.dimensions.z"];
var solution = new ClipperLib.Paths();
var co = new ClipperLib.ClipperOffset(1, 1);
co.AddPaths(slice, ClipperLib.JoinType.jtRound, ClipperLib.EndType.etClosedPolygon);
co.Execute(solution, -offset);
var gcode = doodleBox.printer.getStartCode();
return solution;
};
D3D.Slicer.prototype.getFillTemplate = function (dimension, size, even, uneven) {
"use strict";
var extruder = 0.0;
var speed = firstLayerSlow ? (bottomSpeed*60).toFixed(3) : (normalSpeed*60).toFixed(3);
var flowRate = bottomFlowRate;
var filamentSurfaceArea = Math.pow((filamentThickness/2), 2) * Math.PI;
var paths = new ClipperLib.Paths();
var slices = this.slice(dimensionsZ, layerHeight);
if (even) {
for (var length = 0; length <= dimension; length += size) {
paths.push([{X: length, Y: 0}, {X: length, Y: dimension}]);
}
}
if (uneven) {
for (var length = 0; length <= dimension; length += size) {
paths.push([{X: 0, Y: length}, {X: dimension, Y: length}]);
}
}
return paths;
};
D3D.Slicer.prototype.slicesToData = function (slices, config) {
"use strict";
var data = [];
//scale because of clipper crap
var scale = 100;
var layerHeight = config["printer.layerHeight"] * scale;
var dimensionsZ = config["printer.dimensions.z"] * scale;
//variables should come from config
//aan rick voorleggen
var nozzleSize = 0.4 * scale;
var shellThickness = 0.8 * scale;
var fillSize = 5 * scale;
var lowFillTemplate = this.getFillTemplate(dimensionsZ, fillSize, true, true);
for (var layer = 0; layer < slices.length; layer ++) {
var slice = slices[layer];
var highFillTemplate = this.getFillTemplate(dimensionsZ, nozzleSize*2, (layer % 2 === 0), (layer % 2 === 1));
//turn on fan on layer 2
if (layer === 2) {
gcode.push("M106");
speed = (normalSpeed*60).toFixed(3);
flowRate = 1;
//var outerLayer = ClipperLib.JS.Clean(slice, 1.0);
var outerLayer = slice.clone();
ClipperLib.JS.ScaleUpPaths(outerLayer, scale);
var innerLayer = [];
for (var i = nozzleSize; i < shellThickness; i += nozzleSize) {
var inset = this.getInset(outerLayer, i);
innerLayer = innerLayer.concat(inset);
}
var z = ((layer + 1) * layerHeight).toFixed(3);
var fillArea = this.getInset((inset || outerLayer), nozzleSize);
var highFill;
var fillAbove;
for (var i = 1; i < shellThickness/layerHeight; i ++) {
var newLayer = ClipperLib.JS.Clone(slices[layer + i]);
ClipperLib.JS.ScaleUpPaths(newLayer, scale);
if (newLayer.length === 0) {
fillAbove = [];
break;
}
else if (fillAbove === undefined) {
}
else {
}
if (fillAbove === undefined) {
fillAbove = newLayer;
}
else {
// var c = new ClipperLib.Clipper();
// var solution = new ClipperLib.Paths();
// c.AddPaths(fillArea, ClipperLib.PolyType.ptSubject, true);
// c.AddPaths(fillAbove, ClipperLib.PolyType.ptClip, true);
// c.Execute(ClipperLib.ClipType.ctDifference, solution);
}
}
//kijkt alleen nog naar boven
//omliggende lagen hebben inhoud van lowFill;
//inset moet opgevult worden;
//verschill tussen lowFill en inset moet vol, rest is raster
var clipper = new ClipperLib.Clipper();
var highFillArea = new ClipperLib.Paths();
clipper.AddPaths(fillArea, ClipperLib.PolyType.ptSubject, true);
clipper.AddPaths(fillAbove, ClipperLib.PolyType.ptClip, true);
clipper.Execute(ClipperLib.ClipType.ctDifference, highFillArea);
var clipper = new ClipperLib.Clipper();
var lowFillArea = new ClipperLib.Paths();
clipper.AddPaths(fillArea, ClipperLib.PolyType.ptSubject, true);
clipper.AddPaths(highFillArea, ClipperLib.PolyType.ptClip, true);
clipper.Execute(ClipperLib.ClipType.ctDifference, lowFillArea);
var fill = [];
var clipper = new ClipperLib.Clipper();
var lowFillStrokes = new ClipperLib.Paths();
clipper.AddPaths(lowFillTemplate, ClipperLib.PolyType.ptSubject, false);
clipper.AddPaths(lowFillArea, ClipperLib.PolyType.ptClip, true);
clipper.Execute(ClipperLib.ClipType.ctIntersection, lowFillStrokes);
fill = fill.concat(lowFillStrokes);
var clipper = new ClipperLib.Clipper();
var highFillStrokes = new ClipperLib.Paths();
clipper.AddPaths(highFillTemplate, ClipperLib.PolyType.ptSubject, false);
clipper.AddPaths(highFillArea, ClipperLib.PolyType.ptClip, true);
clipper.Execute(ClipperLib.ClipType.ctIntersection, highFillStrokes);
fill = fill.concat(highFillStrokes);
ClipperLib.JS.ScaleDownPaths(outerLayer, scale);
ClipperLib.JS.ScaleDownPaths(innerLayer, scale);
ClipperLib.JS.ScaleDownPaths(fill, scale);
data.push({
outerLayer: outerLayer,
innerLayer: innerLayer,
fill: fill
})
}
return data;
};
D3D.Slicer.prototype.getGcode = function (config) {
"use strict";
function sliceToGcode (slice) {
var gcode = [];
for (var i = 0; i < slice.length; i ++) {
var shape = slice[i];
@ -213,7 +330,7 @@ D3D.Slicer.prototype.getGcode = function (printer) {
if (j === 0) {
//TODO
//add retraction
if (extruder > retractionAmount && retractionEnabled) {
if (extruder > retractionMinDistance && retractionEnabled) {
gcode.push([
"G0",
"E" + (extruder - retractionAmount).toFixed(3),
@ -223,11 +340,11 @@ D3D.Slicer.prototype.getGcode = function (printer) {
gcode.push([
"G0",
"X" + point.x.toFixed(3) + " Y" + point.y.toFixed(3) + " Z" + z,
"X" + point.X.toFixed(3) + " Y" + point.Y.toFixed(3) + " Z" + z,
"F" + (travelSpeed*60)
].join(" "));
if (extruder > retractionAmount && retractionEnabled) {
if (extruder > retractionMinDistance && retractionEnabled) {
gcode.push([
"G0",
"E" + extruder.toFixed(3),
@ -236,12 +353,15 @@ D3D.Slicer.prototype.getGcode = function (printer) {
}
}
else {
var lineLength = new THREE.Vector2().copy(point).sub(previousPoint).length();
var a = new THREE.Vector2().set(point.X, point.Y);
var b = new THREE.Vector2().set(previousPoint.X, previousPoint.Y);
var lineLength = a.distanceTo(b);
extruder += lineLength * wallThickness * layerHeight / filamentSurfaceArea * flowRate;
gcode.push([
"G1",
"X" + point.x.toFixed(3) + " Y" + point.y.toFixed(3) + " Z" + z,
"X" + point.X.toFixed(3) + " Y" + point.Y.toFixed(3) + " Z" + z,
"F" + speed,
"E" + extruder.toFixed(3)
].join(" "));
@ -250,6 +370,60 @@ D3D.Slicer.prototype.getGcode = function (printer) {
previousPoint = point;
}
}
return gcode;
}
var normalSpeed = config["printer.speed"];
var bottomSpeed = config["printer.bottomLayerSpeed"];
var firstLayerSlow = config["printer.firstLayerSlow"];
var bottomFlowRate = config["printer.bottomFlowRate"];
var travelSpeed = config["printer.travelSpeed"];
var filamentThickness = config["printer.filamentThickness"];
var wallThickness = config["printer.wallThickness"];
var layerHeight = config["printer.layerHeight"];
var enableTraveling = config["printer.enableTraveling"];
var retractionEnabled = config["printer.retraction.enabled"];
var retractionSpeed = config["printer.retraction.speed"];
var retractionMinDistance = config["printer.retraction.minDistance"];
var retractionAmount = config["printer.retraction.amount"];
var dimensionsZ = config["printer.dimensions.z"];
var gcode = doodleBox.printer.getStartCode();
var extruder = 0.0;
var speed = firstLayerSlow ? (bottomSpeed*60).toFixed(3) : (normalSpeed*60).toFixed(3);
var filamentSurfaceArea = Math.pow((filamentThickness/2), 2) * Math.PI;
var flowRate = bottomFlowRate;
var slices = [];
var slices = this.slice(dimensionsZ, layerHeight);
//still error in first layer, so remove first layer
//see https://github.com/Doodle3D/Doodle3D-Slicer/issues/1
slices.shift();
//code for only printing the first layer
//var slices = [slices.shift()];
var data = this.slicesToData(slices, config);
return data;
for (var layer = 0; layer < data.length; layer ++) {
var slice = data[layer];
//turn on fan on layer 2
if (layer === 2) {
gcode.push("M106");
speed = (normalSpeed*60).toFixed(3);
flowRate = 1;
}
var z = ((layer + 1) * layerHeight).toFixed(3);
gcode = gcode.concat(sliceToGcode(slice.outerLayer));
gcode = gcode.concat(sliceToGcode(slice.innerLayer));
gcode = gcode.concat(sliceToGcode(slice.fill));
}
gcode = gcode.concat(doodleBox.printer.getEndCode());

2
src/utils.js
View File

@ -11,6 +11,7 @@ var D3D = {
"contact": "develop@doodle3d.com"
};
//add normal function to Three.js Vector class
THREE.Vector2.prototype.normal = function () {
var x = this.y;
var y = -this.x;
@ -87,7 +88,6 @@ Array.prototype.clone = function () {
return array;
};
function applyMouseControls (renderer, camera, maxDistance) {
"use strict";
//TODO