////  lightModifier.js////  Created by James Pollack @imgntn on 12/15/2015//  Copyright 2015 High Fidelity, Inc.////  Given a selected light, instantiate some entities that represent various values you can dynamically adjust by grabbing and moving.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html//   //some experimental optionsvar ONLY_I_CAN_EDIT = false;var SLIDERS_SHOULD_STAY_WITH_AVATAR = false;var VERTICAL_SLIDERS = false;var SHOW_OVERLAYS = true;var SHOW_LIGHT_VOLUME = true;var USE_PARENTED_PANEL = true;var VISIBLE_PANEL = true;var USE_LABELS = true;var LEFT_LABELS = false;var RIGHT_LABELS = true;var ROTATE_CLOSE_BUTTON = false; //variables for managing overlaysvar selectionDisplay;var selectionManager;var lightOverlayManager; //for when we make a 3d model of a light a parent for the lightvar PARENT_SCRIPT_URL = Script.resolvePath('lightParent.js?' + Math.random(0 - 100)); if (SHOW_OVERLAYS === true) {     Script.include('../../scripts/system/libraries/gridTool.js');    Script.include('../../scripts/system/create/entitySelectionTool/entitySelectionTool.js?' + Math.random(0 - 100));    Script.include('../libraries/lightOverlayManager.js');     var grid = Grid();    gridTool = GridTool({        horizontalGrid: grid    });    gridTool.setVisible(false);     selectionDisplay = SelectionDisplay;    selectionManager = SelectionManager;    lightOverlayManager = new LightOverlayManager();    selectionManager.addEventListener(function() {        selectionDisplay.updateHandles();        lightOverlayManager.updatePositions();    });    lightOverlayManager.setVisible(true);} var DEFAULT_PARENT_ID = '{00000000-0000-0000-0000-000000000000}' var AXIS_SCALE = 1;var COLOR_MAX = 255;var INTENSITY_MAX = 0.05;var CUTOFF_MAX = 360;var EXPONENT_MAX = 1; var SLIDER_SCRIPT_URL = Script.resolvePath('slider.js?' + Math.random(0, 100));var LIGHT_MODEL_URL = 'http://hifi-content.s3.amazonaws.com/james/light_modifier/source4_very_good.fbx';var CLOSE_BUTTON_MODEL_URL = 'http://hifi-content.s3.amazonaws.com/james/light_modifier/red_x.fbx';var CLOSE_BUTTON_SCRIPT_URL = Script.resolvePath('closeButton.js?' + Math.random(0, 100));var TRANSPARENT_PANEL_URL = 'http://hifi-content.s3.amazonaws.com/james/light_modifier/transparent_box_alpha_15.fbx';var VISIBLE_PANEL_SCRIPT_URL = Script.resolvePath('visiblePanel.js?' + Math.random(0, 100)); var RED = {    red: 255,    green: 0,    blue: 0}; var GREEN = {    red: 0,    green: 255,    blue: 0}; var BLUE = {    red: 0,    green: 0,    blue: 255}; var PURPLE = {    red: 255,    green: 0,    blue: 255}; var WHITE = {    red: 255,    green: 255,    blue: 255}; var ORANGE = {    red: 255,    green: 165,    blue: 0} var SLIDER_DIMENSIONS = {    x: 0.075,    y: 0.075,    z: 0.075}; var CLOSE_BUTTON_DIMENSIONS = {    x: 0.1,    y: 0.025,    z: 0.1} var LIGHT_MODEL_DIMENSIONS = {    x: 0.58,    y: 1.21,    z: 0.57} var PER_ROW_OFFSET = {    x: 0,    y: -0.2,    z: 0};var sliders = [];var slidersRef = {    'color_red': null,    'color_green': null,    'color_blue': null,    intensity: null,    cutoff: null,    exponent: null};var light = null; var basePosition;var avatarRotation; function entitySlider(light, color, sliderType, displayText, row) {    this.light = light;    this.lightID = light.id.replace(/[{}]/g, "");    this.initialProperties = light.initialProperties;    this.color = color;    this.sliderType = sliderType;    this.displayText = displayText;    this.verticalOffset = Vec3.multiply(row, PER_ROW_OFFSET);    this.avatarRot = Quat.fromPitchYawRollDegrees(0, MyAvatar.bodyYaw, 0.0);    this.basePosition = Vec3.sum(MyAvatar.position, Vec3.multiply(1.5, Quat.getFront(this.avatarRot)));    this.basePosition.y += 1;    basePosition = this.basePosition;    avatarRot = this.avatarRot;     var message = {        lightID: this.lightID,        sliderType: this.sliderType,        sliderValue: null    };     if (this.sliderType === 'color_red') {        message.sliderValue = this.initialProperties.color.red        this.setValueFromMessage(message);    }    if (this.sliderType === 'color_green') {        message.sliderValue = this.initialProperties.color.green        this.setValueFromMessage(message);    }    if (this.sliderType === 'color_blue') {        message.sliderValue = this.initialProperties.color.blue        this.setValueFromMessage(message);    }     if (this.sliderType === 'intensity') {        message.sliderValue = this.initialProperties.intensity        this.setValueFromMessage(message);    }     if (this.sliderType === 'exponent') {        message.sliderValue = this.initialProperties.exponent        this.setValueFromMessage(message);    }     if (this.sliderType === 'cutoff') {        message.sliderValue = this.initialProperties.cutoff        this.setValueFromMessage(message);    }     this.setInitialSliderPositions();    this.createAxis();    this.createSliderIndicator();    if (USE_LABELS === true) {        this.createLabel()    }    return this;} //what's the ux for adjusting values?  start with simple entities, try image overlays etcentitySlider.prototype = {    createAxis: function() {        //start of line        var position;        var extension;         if (VERTICAL_SLIDERS == true) {            position = Vec3.sum(this.basePosition, Vec3.multiply(row, (Vec3.multiply(0.2, Quat.getRight(this.avatarRot)))));            //line starts on bottom and goes up            var upVector = Quat.getUp(this.avatarRot);            extension = Vec3.multiply(AXIS_SCALE, upVector);        } else {            position = Vec3.sum(this.basePosition, this.verticalOffset);            //line starts on left and goes to right            //set the end of the line to the right            var rightVector = Quat.getRight(this.avatarRot);            extension = Vec3.multiply(AXIS_SCALE, rightVector);        }          this.axisStart = position;        this.endOfAxis = Vec3.sum(position, extension);        this.createEndOfAxisEntity();         var properties = {            type: 'Line',            name: 'Hifi-Slider-Axis::' + this.sliderType,            color: this.color,            dynamic: false,            collisionless: true,            dimensions: {                x: 3,                y: 3,                z: 3            },            position: position,            linePoints: [{                x: 0,                y: 0,                z: 0            }, extension],            lineWidth: 5,        };         this.axis = Entities.addEntity(properties);    },    createEndOfAxisEntity: function() {        //we use this to track the end of the axis while parented to a panel        var properties = {            name: 'Hifi-End-Of-Axis',            type: 'Box',            dynamic: false,            collisionless: true,            dimensions: {                x: 0.01,                y: 0.01,                z: 0.01            },            color: {                red: 255,                green: 255,                blue: 255            },            position: this.endOfAxis,            parentID: this.axis,            visible: false        }         this.endOfAxisEntity = Entities.addEntity(this.endOfAxis);    },    createLabel: function() {         var LABEL_WIDTH = 0.25        var PER_LETTER_SPACING = 0.1;        var textWidth = this.displayText.length * PER_LETTER_SPACING;         var position;        if (LEFT_LABELS === true) {            var leftVector = Vec3.multiply(-1, Quat.getRight(this.avatarRot));             var extension = Vec3.multiply(textWidth, leftVector);             position = Vec3.sum(this.axisStart, extension);        }         if (RIGHT_LABELS === true) {            var rightVector = Quat.getRight(this.avatarRot);             var extension = Vec3.multiply(textWidth / 1.75, rightVector);             position = Vec3.sum(this.endOfAxis, extension);        }          var labelProperties = {            name: 'Hifi-Slider-Label-' + this.sliderType,            type: 'Text',            dimensions: {                x: textWidth,                y: 0.2,                z: 0.1            },            textColor: {                red: 255,                green: 255,                blue: 255            },            text: this.displayText,            lineHeight: 0.14,            backgroundColor: {                red: 0,                green: 0,                blue: 0            },            position: position,            rotation: this.avatarRot,        }        print('BEFORE CREATE LABEL' + JSON.stringify(labelProperties))        this.label = Entities.addEntity(labelProperties);        print('AFTER CREATE LABEL')    },    createSliderIndicator: function() {        var extensionVector;        var position;        if (VERTICAL_SLIDERS == true) {            position = Vec3.sum(this.basePosition, Vec3.multiply(row, (Vec3.multiply(0.2, Quat.getRight(this.avatarRot)))));            extensionVector = Quat.getUp(this.avatarRot);         } else {            position = Vec3.sum(this.basePosition, this.verticalOffset);            extensionVector = Quat.getRight(this.avatarRot);         }         var initialDistance;        if (this.sliderType === 'color_red') {            initialDistance = this.distanceRed;        }        if (this.sliderType === 'color_green') {            initialDistance = this.distanceGreen;        }        if (this.sliderType === 'color_blue') {            initialDistance = this.distanceBlue;        }        if (this.sliderType === 'intensity') {            initialDistance = this.distanceIntensity;        }        if (this.sliderType === 'cutoff') {            initialDistance = this.distanceCutoff;        }        if (this.sliderType === 'exponent') {            initialDistance = this.distanceExponent;        }         var extension = Vec3.multiply(initialDistance, extensionVector);        var sliderPosition = Vec3.sum(position, extension);         var properties = {            type: 'Sphere',            name: 'Hifi-Slider-' + this.sliderType,            dimensions: SLIDER_DIMENSIONS,            dynamic: true,            color: this.color,            position: sliderPosition,            script: SLIDER_SCRIPT_URL,            collisionless: true,            userData: JSON.stringify({                lightModifierKey: {                    lightID: this.lightID,                    sliderType: this.sliderType,                    axisStart: position,                    axisEnd: this.endOfAxis,                },                handControllerKey: {                    disableReleaseVelocity: true,                    disableMoveWithHead: true,                    disableNearGrab:true                }            }),        };         this.sliderIndicator = Entities.addEntity(properties);    },    setValueFromMessage: function(message) {         //message is not for our light        if (message.lightID !== this.lightID) {            //    print('not our light')            return;        }         //message is not our type        if (message.sliderType !== this.sliderType) {            //    print('not our slider type')            return        }         var lightProperties = Entities.getEntityProperties(this.lightID);         if (this.sliderType === 'color_red') {            Entities.editEntity(this.lightID, {                color: {                    red: message.sliderValue,                    green: lightProperties.color.green,                    blue: lightProperties.color.blue                }            });        }         if (this.sliderType === 'color_green') {            Entities.editEntity(this.lightID, {                color: {                    red: lightProperties.color.red,                    green: message.sliderValue,                    blue: lightProperties.color.blue                }            });        }         if (this.sliderType === 'color_blue') {            Entities.editEntity(this.lightID, {                color: {                    red: lightProperties.color.red,                    green: lightProperties.color.green,                    blue: message.sliderValue,                }            });        }         if (this.sliderType === 'intensity') {            Entities.editEntity(this.lightID, {                intensity: message.sliderValue            });        }         if (this.sliderType === 'cutoff') {            Entities.editEntity(this.lightID, {                cutoff: message.sliderValue            });        }         if (this.sliderType === 'exponent') {            Entities.editEntity(this.lightID, {                exponent: message.sliderValue            });        }    },    setInitialSliderPositions: function() {        this.distanceRed = (this.initialProperties.color.red / COLOR_MAX) * AXIS_SCALE;        this.distanceGreen = (this.initialProperties.color.green / COLOR_MAX) * AXIS_SCALE;        this.distanceBlue = (this.initialProperties.color.blue / COLOR_MAX) * AXIS_SCALE;        this.distanceIntensity = (this.initialProperties.intensity / INTENSITY_MAX) * AXIS_SCALE;        this.distanceCutoff = (this.initialProperties.cutoff / CUTOFF_MAX) * AXIS_SCALE;        this.distanceExponent = (this.initialProperties.exponent / EXPONENT_MAX) * AXIS_SCALE;    } };  var panel;var visiblePanel; function makeSliders(light) {     if (USE_PARENTED_PANEL === true) {        panel = createPanelEntity(MyAvatar.position);    }     if (light.type === 'spotlight') {        var USE_COLOR_SLIDER = true;        var USE_INTENSITY_SLIDER = true;        var USE_CUTOFF_SLIDER = true;        var USE_EXPONENT_SLIDER = true;    }    if (light.type === 'pointlight') {        var USE_COLOR_SLIDER = true;        var USE_INTENSITY_SLIDER = true;        var USE_CUTOFF_SLIDER = false;        var USE_EXPONENT_SLIDER = false;    }    if (USE_COLOR_SLIDER === true) {        slidersRef.color_red = new entitySlider(light, RED, 'color_red', 'Red', 1);        slidersRef.color_green = new entitySlider(light, GREEN, 'color_green', 'Green', 2);        slidersRef.color_blue = new entitySlider(light, BLUE, 'color_blue', 'Blue', 3);         sliders.push(slidersRef.color_red);        sliders.push(slidersRef.color_green);        sliders.push(slidersRef.color_blue);     }    if (USE_INTENSITY_SLIDER === true) {        slidersRef.intensity = new entitySlider(light, WHITE, 'intensity', 'Intensity', 4);        sliders.push(slidersRef.intensity);    }    if (USE_CUTOFF_SLIDER === true) {        slidersRef.cutoff = new entitySlider(light, PURPLE, 'cutoff', 'Cutoff', 5);        sliders.push(slidersRef.cutoff);    }    if (USE_EXPONENT_SLIDER === true) {

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