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@@ -1,4 +1,4 @@
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-"use strict";
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+'use strict';
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/**
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/**
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* THREE.GCodeLoader is used to load gcode files usually used for 3D printing or CNC applications.
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* THREE.GCodeLoader is used to load gcode files usually used for 3D printing or CNC applications.
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@@ -10,189 +10,200 @@
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* @author tentone
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* @author tentone
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* @author joewalnes
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* @author joewalnes
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*/
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*/
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-THREE.GCodeLoader = function(manager)
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-{
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- this.manager = (manager !== undefined) ? manager : THREE.DefaultLoadingManager;
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+THREE.GCodeLoader = function( manager ) {
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+
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+ this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;
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+
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}
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}
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-THREE.GCodeLoader.prototype.load = function(url, onLoad, onProgress, onError)
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-{
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+THREE.GCodeLoader.prototype.load = function( url, onLoad, onProgress, onError ) {
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+
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var self = this;
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var self = this;
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- var loader = new THREE.FileLoader(self.manager);
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- loader.setPath(this.path);
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- loader.load(url, function(text)
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- {
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+ var loader = new THREE.FileLoader( self.manager );
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+ loader.setPath( this.path );
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+ loader.load( url, function( text ) {
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- onLoad(self.parse(text));
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+ onLoad( self.parse( text ) );
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+
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+ }, onProgress, onError );
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- }, onProgress, onError);
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};
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};
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-THREE.GCodeLoader.prototype.parse = function(data)
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-{
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- var currentState = {x:0, y:0, z:0, e:0, f:0, extruding:false};
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+THREE.GCodeLoader.prototype.parse = function( data ) {
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+
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+ var currentState = { x:0, y:0, z:0, e:0, f:0, extruding:false };
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var currentLayer = undefined;
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var currentLayer = undefined;
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var relative = false;
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var relative = false;
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var box = new THREE.Box3();
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var box = new THREE.Box3();
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var layers = [];
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var layers = [];
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- var pathMaterial = new THREE.LineBasicMaterial({color: 0xFFFF00});
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- pathMaterial.name = "path";
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+ var pathMaterial = new THREE.LineBasicMaterial( { color: 0xFFFF00 } );
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+ pathMaterial.name = 'path';
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- var extrudingMaterial = new THREE.LineBasicMaterial({color: 0xFFFFFF});
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- extrudingMaterial.name = "extruded";
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+ var extrudingMaterial = new THREE.LineBasicMaterial( { color: 0xFFFFFF } );
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+ extrudingMaterial.name = 'extruded';
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+
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+ function newLayer( line ) {
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+
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+ currentLayer = { lines: [], currentLayer: layers.length, z: line.z };
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+ layers.push( currentLayer );
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- function newLayer(line)
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- {
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- currentLayer = {lines: [], currentLayer: layers.length, z: line.z};
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- layers.push(currentLayer);
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}
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}
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- function getLineGroup(line)
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- {
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- if(currentLayer === undefined)
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- {
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- newLayer(line);
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+ function getLineGroup( line ) {
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+
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+ if( currentLayer === undefined ) {
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+ newLayer( line );
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}
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}
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var grouptype = line.extruding ? 1 : 0;
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var grouptype = line.extruding ? 1 : 0;
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- if(currentLayer.lines[grouptype] === undefined)
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- {
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- currentLayer.lines[grouptype] =
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- {
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+ if( currentLayer.lines[grouptype] === undefined ) {
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+
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+ currentLayer.lines[grouptype] = {
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+
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type: grouptype,
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type: grouptype,
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feed: line.e,
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feed: line.e,
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extruding: line.extruding,
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extruding: line.extruding,
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geometry: new THREE.Geometry(),
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geometry: new THREE.Geometry(),
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material: line.extruding ? extrudingMaterial : pathMaterial,
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material: line.extruding ? extrudingMaterial : pathMaterial,
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segmentCount: 0
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segmentCount: 0
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+
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};
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};
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+
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}
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}
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return currentLayer.lines[grouptype];
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return currentLayer.lines[grouptype];
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}
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}
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//Create lie segment between p1 and p2
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//Create lie segment between p1 and p2
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- function addSegment(p1, p2)
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- {
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- var group = getLineGroup(p2);
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+ function addSegment( p1, p2 ) {
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+
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+ var group = getLineGroup( p2 );
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var geometry = group.geometry;
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var geometry = group.geometry;
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group.segmentCount++;
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group.segmentCount++;
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- geometry.vertices.push(new THREE.Vector3(p1.x, p1.y, p1.z));
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- geometry.vertices.push(new THREE.Vector3(p2.x, p2.y, p2.z));
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+ geometry.vertices.push( new THREE.Vector3( p1.x, p1.y, p1.z ) );
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+ geometry.vertices.push( new THREE.Vector3( p2.x, p2.y, p2.z ) );
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+
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+ if( p2.extruding ) {
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- if(p2.extruding)
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- {
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- box.min.set(Math.min(box.min.x, p2.x), Math.min(box.min.y, p2.y), Math.min(box.min.z, p2.z));
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- box.max.set(Math.max(box.max.x, p2.x), Math.max(box.max.y, p2.y), Math.max(box.max.z, p2.z));
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+ box.min.set( Math.min( box.min.x, p2.x ), Math.min( box.min.y, p2.y ), Math.min( box.min.z, p2.z ) );
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+ box.max.set( Math.max( box.max.x, p2.x ), Math.max( box.max.y, p2.y ), Math.max( box.max.z, p2.z ) );
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+
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}
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}
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+
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}
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}
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- function delta(v1, v2)
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- {
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+ function delta( v1, v2 ) {
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+
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return relative ? v2 : v2 - v1;
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return relative ? v2 : v2 - v1;
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+
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}
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}
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- function absolute (v1, v2)
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- {
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+ function absolute ( v1, v2 ) {
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+
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return relative ? v1 + v2 : v2;
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return relative ? v1 + v2 : v2;
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+
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}
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}
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- var lines = data.replace(/;.+/g,'').split("\n");
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+ var lines = data.replace( /;.+/g,'' ).split( '\n' );
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- for(var i = 0; i < lines.length; i++)
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- {
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- var tokens = lines[i].split(" ");
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+ for( var i = 0; i < lines.length; i++ ) {
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+ var tokens = lines[i].split( ' ' );
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var cmd = tokens[0].toUpperCase();
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var cmd = tokens[0].toUpperCase();
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//Argumments
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//Argumments
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var args = {};
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var args = {};
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- tokens.splice(1).forEach(function(token)
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- {
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- if(token[0] !== undefined)
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- {
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+ tokens.splice( 1 ).forEach( function( token ) {
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+
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+ if( token[0] !== undefined ) {
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+
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var key = token[0].toLowerCase();
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var key = token[0].toLowerCase();
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- var value = parseFloat(token.substring(1));
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- args[key] = value;
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+ var value = parseFloat( token.substring( 1 ) );
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+ args[key] = value;
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+
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}
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}
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- });
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+
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+ } );
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//Process commands
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//Process commands
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//G0/G1 – Linear Movement
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//G0/G1 – Linear Movement
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- if(cmd === "G0" || cmd === "G1")
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- {
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- var line =
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- {
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- x: args.x !== undefined ? absolute(currentState.x, args.x) : currentState.x,
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- y: args.y !== undefined ? absolute(currentState.y, args.y) : currentState.y,
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- z: args.z !== undefined ? absolute(currentState.z, args.z) : currentState.z,
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- e: args.e !== undefined ? absolute(currentState.e, args.e) : currentState.e,
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- f: args.f !== undefined ? absolute(currentState.f, args.f) : currentState.f,
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+ if( cmd === 'G0' || cmd === 'G1' ) {
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+
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+ var line = {
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+ x: args.x !== undefined ? absolute( currentState.x, args.x ) : currentState.x,
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+ y: args.y !== undefined ? absolute( currentState.y, args.y ) : currentState.y,
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+ z: args.z !== undefined ? absolute( currentState.z, args.z ) : currentState.z,
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+ e: args.e !== undefined ? absolute( currentState.e, args.e ) : currentState.e,
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+ f: args.f !== undefined ? absolute( currentState.f, args.f ) : currentState.f,
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};
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};
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- //Layer change detection is or made by watching Z, it"s made by watching when we extrude at a new Z position
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- if(delta(currentState.e, line.e) > 0)
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- {
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- line.extruding = delta(currentState.e, line.e) > 0;
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- if(currentLayer == undefined || line.z != currentLayer.z)
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- {
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- newLayer(line);
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+ //Layer change detection is or made by watching Z, it's made by watching when we extrude at a new Z position
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+ if( delta( currentState.e, line.e ) > 0 ) {
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+
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+ line.extruding = delta( currentState.e, line.e ) > 0;
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+
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+ if( currentLayer == undefined || line.z != currentLayer.z ) {
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+ newLayer( line );
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}
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}
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+
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}
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}
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- addSegment(currentState, line);
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+ addSegment( currentState, line );
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currentState = line;
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currentState = line;
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}
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}
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- //G2/G3 - Arc Movement (G2 clock wise and G3 counter clock wise)
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- else if(cmd === "G2" || cmd === "G3")
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- {
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- console.warn("THREE.GCodeLoader: Arc command not supported");
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+ //G2/G3 - Arc Movement ( G2 clock wise and G3 counter clock wise )
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+ else if( cmd === 'G2' || cmd === 'G3' ) {
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+
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+ console.warn( 'THREE.GCodeLoader: Arc command not supported' );
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}
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}
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//G90: Set to Absolute Positioning
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//G90: Set to Absolute Positioning
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- else if(cmd === "G90")
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- {
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+ else if( cmd === 'G90' ) {
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+
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relative = false;
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relative = false;
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+
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}
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}
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//G91: Set to Relative Positioning
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//G91: Set to Relative Positioning
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- else if(cmd === "G91")
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- {
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+ else if( cmd === 'G91' ) {
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+
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relative = true;
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relative = true;
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+
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}
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}
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//G92: Set Position
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//G92: Set Position
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- else if(cmd === "G92")
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- {
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+ else if( cmd === 'G92' ) {
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+
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var line = currentState;
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var line = currentState;
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line.x = args.x !== undefined ? args.x : line.x;
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line.x = args.x !== undefined ? args.x : line.x;
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line.y = args.y !== undefined ? args.y : line.y;
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line.y = args.y !== undefined ? args.y : line.y;
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line.z = args.z !== undefined ? args.z : line.z;
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line.z = args.z !== undefined ? args.z : line.z;
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line.e = args.e !== undefined ? args.e : line.e;
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line.e = args.e !== undefined ? args.e : line.e;
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currentState = line;
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currentState = line;
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+
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}
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}
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- else
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- {
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- console.warn("THREE.GCodeLoader: Command not supported:" + cmd);
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+ else {
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+
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+ console.warn( 'THREE.GCodeLoader: Command not supported:' + cmd );
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+
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}
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}
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}
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}
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var object = new THREE.Object3D();
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var object = new THREE.Object3D();
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- object.name = "gcode";
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+ object.name = 'gcode';
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- for(var i = 0; i < layers.length; i++)
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- {
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+ for( var i = 0; i < layers.length; i++ ) {
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var layer = layers[i];
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var layer = layers[i];
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- for(var j = 0; j < layer.lines.length; j++)
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- {
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+ for( var j = 0; j < layer.lines.length; j++ ) {
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+
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var line = layer.lines[j];
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var line = layer.lines[j];
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- if(line !== undefined)
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- {
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- var segments = new THREE.LineSegments(line.geometry, line.material);
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- segments.name = "layer" + i;
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- object.add(segments);
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+
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+ if( line !== undefined ) {
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+ var segments = new THREE.LineSegments( line.geometry, line.material );
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+ segments.name = 'layer' + i;
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+ object.add( segments );
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}
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}
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}
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}
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}
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}
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