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108 lines
No EOL
3.1 KiB
JavaScript
108 lines
No EOL
3.1 KiB
JavaScript
//
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// markerTipEntityScript.js
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// examples/homeContent/markerTipEntityScript
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//
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// Created by Eric Levin on 2/17/15.
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// Copyright 2016 High Fidelity, Inc.
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//
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// Distributed under the Apache License, Version 2.0.
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// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
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(function() {
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Script.include("../../libraries/utils.js");
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var MAX_POINTS_PER_STROKE = 40;
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MarkerTip = function() {
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_this = this;
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_this.MARKER_TEXTURE_URL = "https://s3-us-west-1.amazonaws.com/hifi-content/eric/textures/paintStroke.png";
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};
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MarkerTip.prototype = {
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continueNearGrab: function() {
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_this.continueHolding();
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},
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continueEquip: function() {
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_this.continueHolding();
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},
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continueHolding: function() {
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// cast a ray from marker and see if it hits anything
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var props = Entities.getEntityProperties(_this.entityID, ["position", "rotation"]);
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var pickRay = {
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origin: props.position,
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direction: Quat.getFront(props.rotation)
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}
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var intersection = Entities.findRayIntersection(pickRay, true, [_this.whiteboard]);
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if (intersection.intersects) {
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this.paint(intersection.intersection)
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}
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},
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newStroke: function(position) {
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_this.strokeBasePosition = position;
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_this.currentStroke = Entities.addEntity({
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type: "PolyLine",
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name: "marker stroke",
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dimensions: {
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x: 10,
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y: 10,
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z: 10
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},
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position: position,
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textures: _this.MARKER_TEXTURE_URL,
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color: {red: 0, green: 10, blue: 200}
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});
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_this.linePoints = [];
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_this.normals = [];
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_this.strokeWidths = [];
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},
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paint: function(position) {
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if (!_this.currentStroke) {
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_this.newStroke(position);
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}
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var localPoint = Vec3.subtract(position, this.strokeBasePosition);
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_this.linePoints.push(localPoint);
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_this.normals.push(_this._whiteboardNormal);
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this.strokeWidths.push(0.02);
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Entities.editEntity(_this.currentStroke, {
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linePoints: _this.linePoints,
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normals: _this.normals,
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strokeWidths: _this.strokeWidths
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});
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if (_this.linePoints.length > MAX_POINTS_PER_STROKE) {
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_this.currentStroke = null;
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}
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},
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preload: function(entityID) {
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this.entityID = entityID;
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print("EBL PRELOAD");
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},
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setWhiteboard: function(myId, data) {
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_this.whiteboard = JSON.parse(data[0]);
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var props = Entities.getEntityProperties(_this.whiteboard, ["rotation"]);
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this._whiteboardNormal = Vec3.multiply(Quat.getRight(props.rotation), -1);
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}
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};
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// entity scripts always need to return a newly constructed object of our type
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return new MarkerTip();
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}); |