////  PolyLineEntityItem.cpp//  libraries/entities/src////  Created by Eric Levin on 6/22/15.//  Copyright 2015 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// #include "PolyLineEntityItem.h" #include <QDebug> #include <ByteCountCoding.h>#include <Extents.h> #include "EntitiesLogging.h"#include "EntityItemProperties.h"#include "EntityTree.h"#include "EntityTreeElement.h"#include "OctreeConstants.h" const float PolyLineEntityItem::DEFAULT_LINE_WIDTH = 0.1f;const int PolyLineEntityItem::MAX_POINTS_PER_LINE = 60; EntityItemPointer PolyLineEntityItem::factory(const EntityItemID& entityID, const EntityItemProperties& properties) {    std::shared_ptr<PolyLineEntityItem> entity(new PolyLineEntityItem(entityID), [](PolyLineEntityItem* ptr) { ptr->deleteLater(); });    entity->setProperties(properties);    return entity;}  PolyLineEntityItem::PolyLineEntityItem(const EntityItemID& entityItemID) : EntityItem(entityItemID) {    _type = EntityTypes::PolyLine;} EntityItemProperties PolyLineEntityItem::getProperties(const EntityPropertyFlags& desiredProperties, bool allowEmptyDesiredProperties) const {    EntityItemProperties properties = EntityItem::getProperties(desiredProperties, allowEmptyDesiredProperties); // get the properties from our base class @PolyLine_ENTITY_COPY_TO@     return properties;} bool PolyLineEntityItem::setSubClassProperties(const EntityItemProperties& properties) {    bool somethingChanged = false; @PolyLine_ENTITY_SET_FROM@     return somethingChanged;} EntityPropertyFlags PolyLineEntityItem::getEntityProperties(EncodeBitstreamParams& params) const {    EntityPropertyFlags requestedProperties = EntityItem::getEntityProperties(params); @PolyLine_REQUESTED_PROPS@     return requestedProperties;} void PolyLineEntityItem::appendSubclassData(OctreePacketData* packetData, EncodeBitstreamParams& params,                                            EntityTreeElementExtraEncodeDataPointer entityTreeElementExtraEncodeData,                                            EntityPropertyFlags& requestedProperties,                                            EntityPropertyFlags& propertyFlags,                                            EntityPropertyFlags& propertiesDidntFit,                                            int& propertyCount,                                            OctreeElement::AppendState& appendState) const {     bool successPropertyFits = true; @PolyLine_ENTITY_APPEND@ } int PolyLineEntityItem::readEntitySubclassDataFromBuffer(const unsigned char* data, int bytesLeftToRead,                                                         ReadBitstreamToTreeParams& args,                                                         EntityPropertyFlags& propertyFlags, bool overwriteLocalData,                                                         bool& somethingChanged) {    int bytesRead = 0;    const unsigned char* dataAt = data; @PolyLine_ENTITY_READ@     return bytesRead;} void PolyLineEntityItem::debugDump() const {    qCDebug(entities) << "PolyLineEntityItem id:" << getEntityItemID() << "---------------------------------------------";    qCDebug(entities) << "    name:" << _name;    qCDebug(entities) << "    position:" << debugTreeVector(getWorldPosition());    qCDebug(entities) << "    dimensions:" << debugTreeVector(getScaledDimensions());    qCDebug(entities) << "    editedAgo:" << debugTime(getLastEdited(), usecTimestampNow());    qCDebug(entities) << "    pointer:" << this; @PolyLine_ENTITY_DEBUG@ } void PolyLineEntityItem::setLinePoints(const QVector<glm::vec3>& points) {    withWriteLock([&] {        _linePoints = points;        _pointsChanged = true;    });    computeAndUpdateDimensions();} void PolyLineEntityItem::setStrokeWidths(const QVector<float>& strokeWidths) {    withWriteLock([&] {        _strokeWidths = strokeWidths;        _widthsChanged = true;    });    computeAndUpdateDimensions();} void PolyLineEntityItem::setNormals(const QVector<glm::vec3>& normals) {    withWriteLock([&] {        _normals = normals;        _normalsChanged = true;    });} void PolyLineEntityItem::setStrokeColors(const QVector<glm::vec3>& strokeColors) {    withWriteLock([&] {        _strokeColors = strokeColors;        _colorsChanged = true;    });} void PolyLineEntityItem::computeAndUpdateDimensions() {    QVector<glm::vec3> points;    QVector<float> widths;     withReadLock([&] {        points = _linePoints;        widths = _strokeWidths;    });     glm::vec3 maxHalfDim(0.5f * ENTITY_ITEM_DEFAULT_WIDTH);    float maxWidth = 0.0f;    for (int i = 0; i < points.length(); i++) {        maxHalfDim = glm::max(maxHalfDim, glm::abs(points[i]));        maxWidth = glm::max(maxWidth, i < widths.length() ? widths[i] : DEFAULT_LINE_WIDTH);    }     setScaledDimensions(2.0f * (maxHalfDim + maxWidth));} void PolyLineEntityItem::computeTightLocalBoundingBox(AABox& localBox) const {    QVector<glm::vec3> points;    QVector<float> widths;    withReadLock([&] {        points = _linePoints;        widths = _strokeWidths;    });     if (points.size() > 0) {        Extents extents;        float maxWidth = DEFAULT_LINE_WIDTH;        for (int i = 0; i < points.length(); i++) {            extents.addPoint(points[i]);            if (i < widths.size()) {                maxWidth = glm::max(maxWidth, widths[i]);            }        }        extents.addPoint(extents.minimum - maxWidth * Vectors::ONE);        extents.addPoint(extents.maximum + maxWidth * Vectors::ONE);         localBox.setBox(extents.minimum, extents.maximum - extents.minimum);    } else {        localBox.setBox(glm::vec3(-0.5f * DEFAULT_LINE_WIDTH), glm::vec3(DEFAULT_LINE_WIDTH));    }} QVector<glm::vec3> PolyLineEntityItem::getLinePoints() const {    return resultWithReadLock<QVector<glm::vec3>>([&] {        return _linePoints;    });} QVector<glm::vec3> PolyLineEntityItem::getNormals() const {    return resultWithReadLock<QVector<glm::vec3>>([&] {        return _normals;    });} QVector<glm::vec3> PolyLineEntityItem::getStrokeColors() const {    return resultWithReadLock<QVector<glm::vec3>>([&] {        return _strokeColors;    });} QVector<float> PolyLineEntityItem::getStrokeWidths() const {    return resultWithReadLock<QVector<float>>([&] {        return _strokeWidths;    });} QString PolyLineEntityItem::getTextures() const {    return resultWithReadLock<QString>([&] {        return _textures;    });} void PolyLineEntityItem::setTextures(const QString& textures) {    withWriteLock([&] {        if (_textures != textures) {            _textures = textures;            _texturesChanged = true;        }    });} void PolyLineEntityItem::setColor(const glm::u8vec3& value) {    withWriteLock([&] {        _color = value;        _colorsChanged = true;    });} glm::u8vec3 PolyLineEntityItem::getColor() const {    return resultWithReadLock<glm::u8vec3>([&] {        return _color;    });}