jsketcher/web/app/3d/modeler-app.js
2017-01-09 21:28:06 -08:00

460 lines
No EOL
12 KiB
JavaScript

import {Bus} from '../ui/toolkit'
import {Viewer} from './viewer'
import {UI} from './ui/ctrl'
import TabSwitcher from './ui/tab-switcher'
import ControlBar from './ui/control-bar'
import {InputManager} from './ui/input-manager'
import {ActionManager} from './actions/actions'
import * as AllActions from './actions/all-actions'
import Vector from '../math/vector'
import {Matrix3, AXIS, ORIGIN, IDENTITY_BASIS} from '../math/l3space'
import * as workbench from './workbench'
import * as cad_utils from './cad-utils'
import * as math from '../math/math'
import {IO} from '../sketcher/io'
import {AddDebugSupport} from './debug'
import {init as initSample} from './sample'
import '../../css/app3d.less'
import * as BREPPrimitives from '../brep/brep-primitives'
import * as BREPBool from '../brep/operations/boolean'
import {SceneSolid} from '../brep/viz/scene-solid'
function App() {
this.id = this.processHints();
this.bus = new Bus();
this.actionManager = new ActionManager(this);
this.inputManager = new InputManager(this);
this.state = this.createState();
this.viewer = new Viewer(this.bus, document.getElementById('viewer-container'));
this.actionManager.registerActions(AllActions);
this.tabSwitcher = new TabSwitcher($('#tab-switcher'), $('#view-3d'));
this.controlBar = new ControlBar(this, $('#control-bar'));
this.ui = new UI(this);
this.craft = new workbench.Craft(this);
AddDebugSupport(this);
if (this.id == '$scratch$') {
this.addBox();
} else {
this.load();
}
this._refreshSketches();
this.viewer.render();
var viewer = this.viewer;
var app = this;
function storage_handler(evt) {
var prefix = "TCAD.projects."+app.id+".sketch.";
if (evt.key.indexOf(prefix) < 0) return;
var sketchFaceId = evt.key.substring(prefix.length);
var sketchFace = app.findFace(sketchFaceId);
if (sketchFace != null) {
app.refreshSketchOnFace(sketchFace);
app.bus.notify('refreshSketch');
app.viewer.render();
}
}
window.addEventListener('storage', storage_handler, false);
this.bus.subscribe("craft", function() {
var historyEditMode = app.craft.historyPointer != app.craft.history.length;
if (!historyEditMode) {
app.viewer.selectionMgr.clear();
}
app._refreshSketches();
});
this.BREPTest();
}
App.prototype.BREPTest = function() {
const addToScene = (shell) => {
const sceneSolid = new SceneSolid(shell);
this.viewer.workGroup.add(sceneSolid.cadGroup);
};
const box1 = BREPPrimitives.box(500, 500, 500);
const box2 = BREPPrimitives.box(500, 500, 500, new Matrix3().translate(250, 250, 250));
addToScene(box1);
addToScene(box2);
const result = BREPBool.union(box1, box2);
//addToScene(result);
this.viewer.render()
};
App.prototype.processHints = function() {
let id = window.location.hash.substring(1);
if (!id) {
id = window.location.search.substring(1);
}
if (!id) {
id = "DEFAULT";
}
if (id == "sample" ) {
initSample();
}
return id;
};
App.prototype.lookAtSolid = function(solidId) {
this.viewer.lookAt(this.findSolidById(solidId).mesh);
};
App.prototype.createState = function() {
const state = {};
this.bus.defineObservable(state, 'showSketches', true);
return state;
};
App.prototype.findAllSolids = function() {
return this.viewer.workGroup.children
.filter(function(obj) {return obj.__tcad_solid !== undefined} )
.map(function(obj) {return obj.__tcad_solid} )
};
App.prototype.findFace = function(faceId) {
var solids = this.findAllSolids();
for (var i = 0; i < solids.length; i++) {
var solid = solids[i];
for (var j = 0; j < solid.polyFaces.length; j++) {
var face = solid.polyFaces[j];
if (face.id == faceId) {
return face;
}
}
}
return null;
};
App.prototype.findSolidByCadId = function(cadId) {
var solids = this.findAllSolids();
for (var i = 0; i < solids.length; i++) {
var solid = solids[i];
if (solid.tCadId == cadId) {
return solid;
}
}
return null;
};
App.prototype.findSolidById = function(solidId) {
var solids = this.findAllSolids();
for (var i = 0; i < solids.length; i++) {
var solid = solids[i];
if (solid.id == solidId) {
return solid;
}
}
return null;
};
App.prototype.indexEntities = function() {
var out = {solids : {}, faces : {}};
var solids = this.findAllSolids();
for (var i = 0; i < solids.length; i++) {
var solid = solids[i];
out.solids[solid.tCadId] = solid;
for (var j = 0; j < solid.polyFaces.length; j++) {
var face = solid.polyFaces[j];
out.faces[face.id] = face;
}
}
return out;
};
App.STORAGE_PREFIX = "TCAD.projects.";
App.prototype.faceStorageKey = function(polyFaceId) {
return App.STORAGE_PREFIX + this.id + ".sketch." + polyFaceId;
};
App.prototype.projectStorageKey = function(polyFaceId) {
return App.STORAGE_PREFIX + this.id;
};
App.prototype.sketchSelectedFace = function() {
if (this.viewer.selectionMgr.selection.length == 0) {
return;
}
const polyFace = this.viewer.selectionMgr.selection[0];
this.sketchFace(polyFace);
};
App.prototype.sketchFace = function(polyFace) {
var faceStorageKey = this.faceStorageKey(polyFace.id);
var savedFace = localStorage.getItem(faceStorageKey);
var data;
if (savedFace == null) {
data = {};
} else {
data = JSON.parse(savedFace);
}
data.boundary = {lines : [], arcs : [], circles : []};
function sameSketchObject(a, b) {
if (a.sketchConnectionObject === undefined || b.sketchConnectionObject === undefined) {
return false;
}
return a.sketchConnectionObject.id === b.sketchConnectionObject.id;
}
var paths = workbench.reconstructSketchBounds(polyFace.solid.csg, polyFace);
//polyFace.polygon.collectPaths(paths);
var _3dTransformation = new Matrix3().setBasis(polyFace.basis());
var _2dTr = _3dTransformation.invert();
function addSegment(a, b) {
data.boundary.lines.push({
a : {x : a.x, y: a.y},
b : {x : b.x, y: b.y}
});
}
function addArc(arc) {
function addArcAsSegments(arc) {
for (var i = 1; i < arc.length; i++) {
addSegment(arc[i - 1], arc[i]);
}
}
if (arc.length < 5) {
addArcAsSegments(arc);
return;
}
var a = arc[1], b = arc[arc.length - 2];
var mid = (arc.length / 2) >> 0;
var c = math.circleFromPoints(a, arc[mid], b);
if (c == null) {
addArcAsSegments(arc);
return;
}
var dist = math.distanceAB;
var rad = dist(a, c);
if (Math.abs(rad - dist(b, c)) > math.TOLERANCE) {
addArcAsSegments(arc);
return;
}
var firstPoint = arc[0];
var lastPoint = arc[arc.length - 1];
if (Math.abs(rad - dist(firstPoint, c)) < math.TOLERANCE) {
a = firstPoint;
} else {
addSegment(firstPoint, a);
}
if (Math.abs(rad - dist(lastPoint, c)) < math.TOLERANCE) {
b = lastPoint;
} else {
addSegment(b, lastPoint);
}
if (!cad_utils.isCCW([a, arc[mid], b])) {
var t = a;
a = b;
b = t;
}
data.boundary.arcs.push({
a : {x : a.x, y: a.y},
b : {x : b.x, y: b.y},
c : {x : c.x, y : c.y}
});
}
function addCircle(circle) {
var n = circle.length;
//var c = math.circleFromPoints(circle[0], circle[((n / 3) >> 0) % n], circle[((2 * n / 3) >> 0) % n]);
var c = math.circleFromPoints(circle[0], circle[1], circle[2]);
if (c === null) return;
var r = math.distanceAB(circle[0], c);
data.boundary.circles.push({
c : {x : c.x, y: c.y},
r : r
});
}
function isCircle(path) {
for (var i = 0; i < path.length; i++) {
var p = path[i];
if (p.sketchConnectionObject === undefined
|| p.sketchConnectionObject._class !== 'TCAD.TWO.Circle'
|| p.sketchConnectionObject.id !== path[0].sketchConnectionObject.id) {
return false;
}
}
return true;
}
function trPath (path) {
var out = [];
for (var i = 0; i < path.length; i++) {
out.push(_2dTr.apply(path[i]));
}
return out;
}
for (var i = 0; i < paths.length; i++) {
var path = paths[i].vertices;
if (path.length < 3) continue;
var shift = 0;
if (isCircle(path)) {
addCircle(trPath(path));
continue;
}
cad_utils.iteratePath(path, 0, function(a, b, ai, bi) {
shift = bi;
return sameSketchObject(a, b);
});
var currSko = null;
var arc = null;
cad_utils.iteratePath(path, shift+1, function(a, b, ai, bi, iterNumber, path) {
var isArc = a.sketchConnectionObject !== undefined &&
(a.sketchConnectionObject._class == 'TCAD.TWO.Arc' || a.sketchConnectionObject._class == 'TCAD.TWO.Circle'); //if circle gets splitted
var a2d = _2dTr.apply(a);
if (isArc) {
if (currSko !== a.sketchConnectionObject.id) {
currSko = a.sketchConnectionObject.id;
if (arc != null) {
arc.push(a2d);
addArc(arc);
}
arc = [];
}
arc.push(a2d);
if (iterNumber === path.length - 1) {
arc.push(_2dTr.apply(b));
addArc(arc);
}
} else {
if (arc != null) {
arc.push(a2d);
addArc(arc);
arc = null;
}
currSko = null;
addSegment(a2d, _2dTr.apply(b));
}
return true;
});
}
localStorage.setItem(faceStorageKey, JSON.stringify(data));
var sketchURL = faceStorageKey.substring(App.STORAGE_PREFIX.length);
this.tabSwitcher.showSketch(sketchURL, polyFace.id);
};
App.prototype.extrude = function() {
if (this.viewer.selectionMgr.selection.length == 0) {
return;
}
var polyFace = this.viewer.selectionMgr.selection[0];
var height = prompt("Height", "50");
if (!height) return;
var app = this;
var solids = [polyFace.solid];
this.craft.modify({
type: 'PAD',
solids : solids,
face : polyFace,
height : height
});
};
App.prototype.cut = function() {
if (this.viewer.selectionMgr.selection.length == 0) {
return;
}
var polyFace = this.viewer.selectionMgr.selection[0];
var depth = prompt("Depth", "50");
if (!depth) return;
var app = this;
var solids = [polyFace.solid];
this.craft.modify({
type: 'CUT',
solids : solids,
face : polyFace,
depth : depth
});
};
App.prototype.addBox = function() {
this.craft.modify({
type: 'BOX',
solids : [],
params : {w: 500, h: 500, d: 500},
protoParams : [500, 500, 500]
});
};
App.prototype.refreshSketches = function() {
this._refreshSketches();
this.bus.notify('refreshSketch');
this.viewer.render();
};
App.prototype._refreshSketches = function() {
var allSolids = this.findAllSolids();
for (var oi = 0; oi < allSolids.length; ++oi) {
var obj = allSolids[oi];
for (var i = 0; i < obj.polyFaces.length; i++) {
var sketchFace = obj.polyFaces[i];
this.refreshSketchOnFace(sketchFace);
}
}
};
App.prototype.findSketches = function(solid) {
return solid.polyFaces.filter(f => this.faceStorageKey(f.id) in localStorage).map(f => f.id);
};
App.prototype.refreshSketchOnFace = function(sketchFace) {
var faceStorageKey = this.faceStorageKey(sketchFace.id);
var savedFace = localStorage.getItem(faceStorageKey);
if (savedFace != null) {
var geom = workbench.readSketchGeom(JSON.parse(savedFace), sketchFace.id, true);
sketchFace.syncSketches(geom);
}
};
App.prototype.save = function() {
var data = {};
data.history = this.craft.history;
localStorage.setItem(this.projectStorageKey(), JSON.stringify(data));
};
App.prototype.load = function() {
var project = localStorage.getItem(this.projectStorageKey());
if (!!project) {
var data = JSON.parse(project);
if (!!data.history) {
this.craft.loadHistory(data.history);
}
}
};
App.prototype.stlExport = function() {
var allPolygons = cad_utils.arrFlatten1L(this.findAllSolids().map(function (s) {
return s.csg.toPolygons()
}));
var stl = CSG.fromPolygons(allPolygons).toStlString();
IO.exportTextData(stl.data[0], this.id + ".stl");
};
App.prototype.showInfo = function() {
alert('men at work');
};
export default App;