improved variable names

settings/printer_settings.json

@@ -10,6 +10,7 @@
 		"printer.heatup.bed.temperature": 70, 
 		"printer.heatup.enabled": true, 
 		"printer.heatup.temperature": 180, 
+		"printer.nozzleDiameter": 0.4, 
 		"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.type": "ultimaker"
 	}

settings/user_settings.json

@@ -1,18 +1,18 @@
 {
-	"printer.retraction.speed": 50, 
+	"printer.normalFlowRate": 1.0, 
-	"printer.retraction.minDistance": 5, 
+	"printer.bottomFlowRate": 2.0, 
-	"printer.retraction.amount": 3, 
+	"printer.bottomLayerSpeed": 35, 
-	"printer.retraction.enabled": true, 
-	"printer.speed": 50, 
-	"printer.wallThickness": 0.4, 
-	"printer.layerHeight": 0.3, 
 	"printer.bottomThickness": 0.4, 
-	"printer.topThickness": 0.8, 
-	"printer.shellThickness": 0.4, 
-	"printer.temperature": 230, 
-	"printer.travelSpeed": 200, 
 	"printer.fillSize": 5, 
 	"printer.firstLayerSlow": true, 
-	"printer.bottomLayerSpeed": 35, 
+	"printer.layerHeight": 0.2, 	
-	"printer.bottomFlowRate": 1.0
+	"printer.retraction.amount": 3, 
+	"printer.retraction.enabled": false, 
+	"printer.retraction.speed": 50, 
+	"printer.retraction.minDistance": 5, 
+	"printer.shellThickness": 0.4, 
+	"printer.speed": 50, 
+	"printer.temperature": 230, 
+	"printer.topThickness": 0.8, 
+	"printer.travelSpeed": 200
 }

slice_test.html

@@ -26,22 +26,23 @@ canvas {border: 1px solid black;}
 <canvas id="canvas" width="400" height="400"></canvas>
 
 <script>
-var USER_SETTINGS, PRINTER_SETTINGS;
+
+var USER_SETTINGS, PRINTER_SETTINGS, doodleBox, gcode;
 
 function init () {
 	"use strict";
 	var scene = createScene();
 
 	var localIp = location.hash.substring(1);
-	var doodleBox = new D3D.Box(localIp);
+	doodleBox = new D3D.Box(localIp);
 
-	var printer = new D3D.Printer(USER_SETTINGS, PRINTER_SETTINGS);
+	var printer = new D3D.Printer(USER_SETTINGS, PRINTER_SETTINGS["ultimaker"]);
 
 	var loader = new THREE.STLLoader();
-	loader.load("models/pikachu.stl", function (geometry) {
+	loader.load("models/diamond.stl", function (geometry) {
 		//var geometry = new THREE.BoxGeometry(10, 10, 10, 1, 1, 1);
 		//var geometry = new THREE.SphereGeometry(10, 10, 10);
-		//var geometry = new THREE.TorusGeometry(20, 10, 30, 30);
+		var geometry = new THREE.TorusGeometry(20, 10, 30, 30);
 		/*
 		var geometry = (function () {
 			"use strict";
@@ -67,18 +68,19 @@ function init () {
 			return geometry;
 		})();
 		*/
-		var material = new THREE.MeshPhongMaterial({color: 0x00ff00});
+		var material = new THREE.MeshPhongMaterial({color: 0x00ff00, wireframe: true});
 		var mesh = new THREE.Mesh(geometry, material);
 		
-		mesh.rotation.x = -Math.PI/2;
-		//mesh.rotation.z = Math.PI;
 		mesh.scale.x = mesh.scale.y = mesh.scale.z = 1;
 		mesh.position.x = 100;
 		mesh.position.z = 100;
 
-		scene.add(mesh);
+		//scene.add(mesh);
 
-		/*(var slicer = new D3D.Slicer().setMesh(mesh);
+		var slicer = new D3D.Slicer().setMesh(mesh);
+
+		var mesh = new THREE.Mesh(slicer.geometry, material);
+		scene.add(mesh);
 		
 		var canvas = document.getElementById("canvas");
 		var context = canvas.getContext("2d");
@@ -86,7 +88,7 @@ function init () {
 		var img = slicer.drawPaths(printer, 0, 1);
 		context.drawImage(img, 0, 0);
 
-		gcode = slicer.getGcode(printer);*/
+		gcode = slicer.getGcode(printer);
 	});
 }
 
@@ -107,13 +109,6 @@ function createScene () {
 
 	applyMouseControls(renderer, camera, new THREE.Vector3(100, 0, 100), 1000);
 
-	(function animate () {
-		"use strict";
-
-		requestAnimationFrame(animate);
-		renderer.render(scene, camera);
-	})();
-
 	function applyMouseControls (renderer, camera, center, maxDistance) {
 		var distance = 20;
 		var rotX = 0;
@@ -156,6 +151,11 @@ function createScene () {
 		updateCamera();
 	}
 
+	(function animate () {
+		requestAnimationFrame(animate);
+		renderer.render(scene, camera);
+	})();
+
 	return scene;
 }
 
@@ -165,7 +165,7 @@ function createScene () {
 	function loaded () {
 		loadedItems ++;
 		if (loadedItems === 2) {
-			init();
+			//init();
 		}
 	}
 

src/paths.js

@@ -3,6 +3,7 @@
 * Path
 *
 * Abstraction layer for annoying clipper js
+* ! inherrits from Array !
 *
 ******************************************************/
 

src/slicer.js

@@ -101,23 +101,23 @@ D3D.Slicer.prototype.createLines = function () {
 		}
 	}
 };
-D3D.Slicer.prototype.slice = function (height, step) {
+D3D.Slicer.prototype.slice = function (layerHeight, height) {
 	"use strict";
 
 	var layersIntersections = [];
 
-	for (var i = 0; i < this.lines.length; i ++) {
+	for (var lineIndex = 0; lineIndex < this.lines.length; lineIndex ++) {
-		var line = this.lines[i];
+		var line = this.lines[lineIndex];
 
-		var min = Math.ceil(Math.min(line.line.start.y, line.line.end.y) / step);
+		var min = Math.ceil(Math.min(line.line.start.y, line.line.end.y) / layerHeight);
-		var max = Math.floor(Math.max(line.line.start.y, line.line.end.y) / step);
+		var max = Math.floor(Math.max(line.line.start.y, line.line.end.y) / layerHeight);
 
 		for (var layerIndex = min; layerIndex <= max; layerIndex ++) {
 			if (layerIndex >= 0) {
 				if (layersIntersections[layerIndex] === undefined) {
 					layersIntersections[layerIndex] = [];
 				}
-				layersIntersections[layerIndex].push(i);
+				layersIntersections[layerIndex].push(lineIndex);
 			}
 		}
 	}
@@ -129,7 +129,7 @@ D3D.Slicer.prototype.slice = function (height, step) {
 	for (var layer = 1; layer < layersIntersections.length-1; layer ++) {
 	//for (var layer = 0; layer < layersIntersections.length; layer ++) {
 		var layerIntersections = layersIntersections[layer];
-		var y = layer*step;
+		var y = layer*layerHeight;
 
 		var intersections = [];
 		for (var i = 0; i < layerIntersections.length; i ++) {
@@ -248,7 +248,7 @@ D3D.Slicer.prototype.slicesToData = function (slices, printer) {
 
 	var layerHeight = printer.config["printer.layerHeight"] * scale;
 	var dimensionsZ = printer.config["printer.dimensions.z"] * scale;
-	var wallThickness = printer.config["printer.wallThickness"] * scale / 2;
+	var nozzleDiameter = printer.config["printer.nozzleDiameter"] * scale;
 	var shellThickness = printer.config["printer.shellThickness"] * scale;
 	var fillSize = printer.config["printer.fillSize"] * scale;
 	var brimOffset = printer.config["printer.brimOffset"] * scale;
@@ -257,6 +257,7 @@ D3D.Slicer.prototype.slicesToData = function (slices, printer) {
 
 	var bottomSkinCount = Math.ceil(bottomThickness/layerHeight);
 	var topSkinCount = Math.ceil(topThickness/layerHeight);
+	var nozzleRadius = nozzleDiameter / 2;
 
 	var start = new THREE.Vector2(0, 0);
 
@@ -296,21 +297,19 @@ D3D.Slicer.prototype.slicesToData = function (slices, printer) {
 			var part = slice[i];
 
 			//var outerLayer = part.clone();
-			var outerLayer = part.clone().scaleUp(scale).offset(-wallThickness/2);
+			var outerLayer = part.clone().scaleUp(scale).offset(-nozzleRadius);
 
 			if (outerLayer.length > 0) {
 				var insets = new D3D.Paths([], true);
-				for (var offset = wallThickness; offset <= shellThickness; offset += wallThickness) {
+				for (var offset = nozzleDiameter; offset <= shellThickness; offset += nozzleDiameter) {
 					var inset = outerLayer.offset(-offset);
 
 					insets.join(inset);
 				}
 
-				var fillArea = (inset || outerLayer).offset(-wallThickness/2);
+				var fillArea = (inset || outerLayer).offset(-nozzleRadius);
 				//var fillArea = (inset || outerLayer).clone();
-
 				var highFillArea = fillArea.difference(surroundingLayer);
-
 				var lowFillArea = fillArea.difference(highFillArea);
 
 				var fill = new D3D.Paths([], false);
@@ -322,7 +321,7 @@ D3D.Slicer.prototype.slicesToData = function (slices, printer) {
 				if (highFillArea.length > 0) {
 					var bounds = highFillArea.bounds();
 					var even = (layer % 2 === 0);
-					var highFillTemplate = this.getFillTemplate(bounds, wallThickness, even, !even);
+					var highFillTemplate = this.getFillTemplate(bounds, nozzleDiameter, even, !even);
 					fill.join(highFillTemplate.intersect(highFillArea));
 				}
 
@@ -383,9 +382,10 @@ D3D.Slicer.prototype.dataToGcode = function (data, printer) {
 	var bottomSpeed = printer.config["printer.bottomLayerSpeed"];
 	var firstLayerSlow = printer.config["printer.firstLayerSlow"];
 	var bottomFlowRate = printer.config["printer.bottomFlowRate"];
+	var normalFlowRate = printer.config["printer.normalFlowRate"];
 	var travelSpeed = printer.config["printer.travelSpeed"];
 	var filamentThickness = printer.config["printer.filamentThickness"];
-	var wallThickness = printer.config["printer.wallThickness"];
+	var nozzleDiameter = printer.config["printer.nozzleDiameter"];
 	var enableTraveling = printer.config["printer.enableTraveling"];
 	var retractionEnabled = printer.config["printer.retraction.enabled"];
 	var retractionSpeed = printer.config["printer.retraction.speed"];
@@ -435,7 +435,7 @@ D3D.Slicer.prototype.dataToGcode = function (data, printer) {
 					var b = new THREE.Vector2(previousPoint.X, previousPoint.Y);
 					var lineLength = a.distanceTo(b);
 
-					extruder += lineLength * wallThickness * layerHeight / filamentSurfaceArea * flowRate;
+					extruder += lineLength * nozzleDiameter * layerHeight / filamentSurfaceArea * flowRate;
 
 					gcode.push([
 						"G1", 
@@ -462,11 +462,11 @@ D3D.Slicer.prototype.dataToGcode = function (data, printer) {
 	for (var layer = 0; layer < data.length; layer ++) {
 		var slice = data[layer];
 
-		//turn on fan on layer 2
+		//turn on fan on layer 1
-		if (layer === 2) {
+		if (layer === 1) {
 			gcode.push("M106");
 			speed = (normalSpeed*60).toFixed(3);
-			flowRate = 1;
+			flowRate = normalFlowRate;
 		}
 
 		var z = ((layer + 1) * layerHeight).toFixed(3);
@@ -491,7 +491,7 @@ D3D.Slicer.prototype.drawPaths = function (printer, min, max) {
 	var layerHeight = printer.config["printer.layerHeight"];
 	var dimensionsZ = printer.config["printer.dimensions.z"];
 
-	var slices = this.slice(dimensionsZ, layerHeight);
+	var slices = this.slice(layerHeight, dimensionsZ);
 
 	var data = this.slicesToData(slices, printer);
 
@@ -521,18 +521,18 @@ D3D.Slicer.prototype.getGcode = function (printer) {
 	var dimensionsZ = printer.config["printer.dimensions.z"];
 
 	var start = new Date().getTime();
-	var slices = this.slice(dimensionsZ, layerHeight);
+	var slices = this.slice(layerHeight, dimensionsZ);
 	var end = new Date().getTime();
 	console.log("Slicing: " + (end - start) + "ms");
 
-	var start = new Date().getTime();
+	start = new Date().getTime();
 	var data = this.slicesToData(slices, printer);
-	var end = new Date().getTime();
+	end = new Date().getTime();
 	console.log("Data: " + (end - start) + "ms");
 
-	var start = new Date().getTime();
+	start = new Date().getTime();
 	var gcode = this.dataToGcode(data, printer);
-	var end = new Date().getTime();
+	end = new Date().getTime();
 	console.log("Gcode: " + (end - start) + "ms");
 
 	return gcode;