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405 lines
12 KiB
JavaScript
405 lines
12 KiB
JavaScript
import ApproximateTerrainHeights from "../Core/ApproximateTerrainHeights.js";
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import Cartesian3 from "../Core/Cartesian3.js";
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import Check from "../Core/Check.js";
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import Color from "../Core/Color.js";
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import ColorGeometryInstanceAttribute from "../Core/ColorGeometryInstanceAttribute.js";
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import CorridorGeometry from "../Core/CorridorGeometry.js";
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import CorridorOutlineGeometry from "../Core/CorridorOutlineGeometry.js";
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import defined from "../Core/defined.js";
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import DeveloperError from "../Core/DeveloperError.js";
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import DistanceDisplayConditionGeometryInstanceAttribute from "../Core/DistanceDisplayConditionGeometryInstanceAttribute.js";
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import GeometryInstance from "../Core/GeometryInstance.js";
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import Iso8601 from "../Core/Iso8601.js";
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import OffsetGeometryInstanceAttribute from "../Core/OffsetGeometryInstanceAttribute.js";
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import Rectangle from "../Core/Rectangle.js";
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import ShowGeometryInstanceAttribute from "../Core/ShowGeometryInstanceAttribute.js";
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import HeightReference from "../Scene/HeightReference.js";
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import MaterialAppearance from "../Scene/MaterialAppearance.js";
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import PerInstanceColorAppearance from "../Scene/PerInstanceColorAppearance.js";
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import ColorMaterialProperty from "./ColorMaterialProperty.js";
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import DynamicGeometryUpdater from "./DynamicGeometryUpdater.js";
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import GeometryUpdater from "./GeometryUpdater.js";
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import GroundGeometryUpdater from "./GroundGeometryUpdater.js";
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import Property from "./Property.js";
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var scratchColor = new Color();
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var defaultOffset = Cartesian3.ZERO;
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var offsetScratch = new Cartesian3();
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var scratchRectangle = new Rectangle();
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function CorridorGeometryOptions(entity) {
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this.id = entity;
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this.vertexFormat = undefined;
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this.positions = undefined;
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this.width = undefined;
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this.cornerType = undefined;
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this.height = undefined;
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this.extrudedHeight = undefined;
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this.granularity = undefined;
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this.offsetAttribute = undefined;
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}
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/**
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* A {@link GeometryUpdater} for corridors.
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* Clients do not normally create this class directly, but instead rely on {@link DataSourceDisplay}.
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* @alias CorridorGeometryUpdater
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* @constructor
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*
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* @param {Entity} entity The entity containing the geometry to be visualized.
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* @param {Scene} scene The scene where visualization is taking place.
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*/
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function CorridorGeometryUpdater(entity, scene) {
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GroundGeometryUpdater.call(this, {
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entity: entity,
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scene: scene,
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geometryOptions: new CorridorGeometryOptions(entity),
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geometryPropertyName: "corridor",
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observedPropertyNames: ["availability", "corridor"],
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});
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this._onEntityPropertyChanged(entity, "corridor", entity.corridor, undefined);
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}
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if (defined(Object.create)) {
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CorridorGeometryUpdater.prototype = Object.create(
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GroundGeometryUpdater.prototype
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);
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CorridorGeometryUpdater.prototype.constructor = CorridorGeometryUpdater;
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}
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/**
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* Creates the geometry instance which represents the fill of the geometry.
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*
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* @param {JulianDate} time The time to use when retrieving initial attribute values.
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* @returns {GeometryInstance} The geometry instance representing the filled portion of the geometry.
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*
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* @exception {DeveloperError} This instance does not represent a filled geometry.
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*/
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CorridorGeometryUpdater.prototype.createFillGeometryInstance = function (time) {
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//>>includeStart('debug', pragmas.debug);
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Check.defined("time", time);
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if (!this._fillEnabled) {
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throw new DeveloperError(
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"This instance does not represent a filled geometry."
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);
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}
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//>>includeEnd('debug');
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var entity = this._entity;
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var isAvailable = entity.isAvailable(time);
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var attributes = {
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show: new ShowGeometryInstanceAttribute(
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isAvailable &&
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entity.isShowing &&
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this._showProperty.getValue(time) &&
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this._fillProperty.getValue(time)
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),
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distanceDisplayCondition: DistanceDisplayConditionGeometryInstanceAttribute.fromDistanceDisplayCondition(
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this._distanceDisplayConditionProperty.getValue(time)
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),
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offset: undefined,
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color: undefined,
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};
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if (this._materialProperty instanceof ColorMaterialProperty) {
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var currentColor;
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if (
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defined(this._materialProperty.color) &&
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(this._materialProperty.color.isConstant || isAvailable)
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) {
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currentColor = this._materialProperty.color.getValue(time, scratchColor);
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}
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if (!defined(currentColor)) {
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currentColor = Color.WHITE;
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}
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attributes.color = ColorGeometryInstanceAttribute.fromColor(currentColor);
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}
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if (defined(this._options.offsetAttribute)) {
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attributes.offset = OffsetGeometryInstanceAttribute.fromCartesian3(
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Property.getValueOrDefault(
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this._terrainOffsetProperty,
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time,
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defaultOffset,
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offsetScratch
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)
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);
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}
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return new GeometryInstance({
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id: entity,
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geometry: new CorridorGeometry(this._options),
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attributes: attributes,
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});
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};
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/**
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* Creates the geometry instance which represents the outline of the geometry.
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*
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* @param {JulianDate} time The time to use when retrieving initial attribute values.
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* @returns {GeometryInstance} The geometry instance representing the outline portion of the geometry.
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*
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* @exception {DeveloperError} This instance does not represent an outlined geometry.
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*/
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CorridorGeometryUpdater.prototype.createOutlineGeometryInstance = function (
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time
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) {
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//>>includeStart('debug', pragmas.debug);
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Check.defined("time", time);
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if (!this._outlineEnabled) {
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throw new DeveloperError(
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"This instance does not represent an outlined geometry."
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);
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}
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//>>includeEnd('debug');
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var entity = this._entity;
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var isAvailable = entity.isAvailable(time);
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var outlineColor = Property.getValueOrDefault(
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this._outlineColorProperty,
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time,
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Color.BLACK,
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scratchColor
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);
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var attributes = {
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show: new ShowGeometryInstanceAttribute(
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isAvailable &&
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entity.isShowing &&
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this._showProperty.getValue(time) &&
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this._showOutlineProperty.getValue(time)
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),
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color: ColorGeometryInstanceAttribute.fromColor(outlineColor),
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distanceDisplayCondition: DistanceDisplayConditionGeometryInstanceAttribute.fromDistanceDisplayCondition(
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this._distanceDisplayConditionProperty.getValue(time)
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),
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offset: undefined,
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};
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if (defined(this._options.offsetAttribute)) {
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attributes.offset = OffsetGeometryInstanceAttribute.fromCartesian3(
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Property.getValueOrDefault(
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this._terrainOffsetProperty,
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time,
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defaultOffset,
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offsetScratch
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)
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);
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}
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return new GeometryInstance({
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id: entity,
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geometry: new CorridorOutlineGeometry(this._options),
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attributes: attributes,
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});
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};
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CorridorGeometryUpdater.prototype._computeCenter = function (time, result) {
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var positions = Property.getValueOrUndefined(
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this._entity.corridor.positions,
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time
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);
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if (!defined(positions) || positions.length === 0) {
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return;
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}
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return Cartesian3.clone(
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positions[Math.floor(positions.length / 2.0)],
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result
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);
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};
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CorridorGeometryUpdater.prototype._isHidden = function (entity, corridor) {
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return (
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!defined(corridor.positions) ||
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!defined(corridor.width) ||
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GeometryUpdater.prototype._isHidden.call(this, entity, corridor)
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);
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};
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CorridorGeometryUpdater.prototype._isDynamic = function (entity, corridor) {
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return (
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!corridor.positions.isConstant || //
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!Property.isConstant(corridor.height) || //
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!Property.isConstant(corridor.extrudedHeight) || //
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!Property.isConstant(corridor.granularity) || //
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!Property.isConstant(corridor.width) || //
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!Property.isConstant(corridor.outlineWidth) || //
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!Property.isConstant(corridor.cornerType) || //
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!Property.isConstant(corridor.zIndex) || //
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(this._onTerrain &&
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!Property.isConstant(this._materialProperty) &&
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!(this._materialProperty instanceof ColorMaterialProperty))
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);
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};
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CorridorGeometryUpdater.prototype._setStaticOptions = function (
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entity,
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corridor
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) {
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var heightValue = Property.getValueOrUndefined(
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corridor.height,
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Iso8601.MINIMUM_VALUE
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);
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var heightReferenceValue = Property.getValueOrDefault(
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corridor.heightReference,
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Iso8601.MINIMUM_VALUE,
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HeightReference.NONE
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);
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var extrudedHeightValue = Property.getValueOrUndefined(
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corridor.extrudedHeight,
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Iso8601.MINIMUM_VALUE
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);
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var extrudedHeightReferenceValue = Property.getValueOrDefault(
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corridor.extrudedHeightReference,
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Iso8601.MINIMUM_VALUE,
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HeightReference.NONE
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);
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if (defined(extrudedHeightValue) && !defined(heightValue)) {
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heightValue = 0;
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}
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var options = this._options;
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options.vertexFormat =
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this._materialProperty instanceof ColorMaterialProperty
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? PerInstanceColorAppearance.VERTEX_FORMAT
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: MaterialAppearance.MaterialSupport.TEXTURED.vertexFormat;
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options.positions = corridor.positions.getValue(
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Iso8601.MINIMUM_VALUE,
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options.positions
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);
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options.width = corridor.width.getValue(Iso8601.MINIMUM_VALUE);
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options.granularity = Property.getValueOrUndefined(
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corridor.granularity,
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Iso8601.MINIMUM_VALUE
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);
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options.cornerType = Property.getValueOrUndefined(
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corridor.cornerType,
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Iso8601.MINIMUM_VALUE
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);
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options.offsetAttribute = GroundGeometryUpdater.computeGeometryOffsetAttribute(
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heightValue,
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heightReferenceValue,
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extrudedHeightValue,
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extrudedHeightReferenceValue
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);
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options.height = GroundGeometryUpdater.getGeometryHeight(
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heightValue,
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heightReferenceValue
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);
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extrudedHeightValue = GroundGeometryUpdater.getGeometryExtrudedHeight(
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extrudedHeightValue,
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extrudedHeightReferenceValue
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);
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if (extrudedHeightValue === GroundGeometryUpdater.CLAMP_TO_GROUND) {
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extrudedHeightValue = ApproximateTerrainHeights.getMinimumMaximumHeights(
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CorridorGeometry.computeRectangle(options, scratchRectangle)
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).minimumTerrainHeight;
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}
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options.extrudedHeight = extrudedHeightValue;
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};
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CorridorGeometryUpdater.DynamicGeometryUpdater = DynamicCorridorGeometryUpdater;
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/**
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* @private
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*/
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function DynamicCorridorGeometryUpdater(
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geometryUpdater,
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primitives,
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groundPrimitives
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) {
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DynamicGeometryUpdater.call(
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this,
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geometryUpdater,
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primitives,
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groundPrimitives
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);
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}
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if (defined(Object.create)) {
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DynamicCorridorGeometryUpdater.prototype = Object.create(
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DynamicGeometryUpdater.prototype
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);
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DynamicCorridorGeometryUpdater.prototype.constructor = DynamicCorridorGeometryUpdater;
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}
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DynamicCorridorGeometryUpdater.prototype._isHidden = function (
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entity,
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corridor,
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time
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) {
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var options = this._options;
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return (
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!defined(options.positions) ||
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!defined(options.width) ||
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DynamicGeometryUpdater.prototype._isHidden.call(
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this,
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entity,
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corridor,
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time
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)
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);
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};
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DynamicCorridorGeometryUpdater.prototype._setOptions = function (
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entity,
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corridor,
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time
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) {
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var options = this._options;
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var heightValue = Property.getValueOrUndefined(corridor.height, time);
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var heightReferenceValue = Property.getValueOrDefault(
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corridor.heightReference,
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time,
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HeightReference.NONE
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);
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var extrudedHeightValue = Property.getValueOrUndefined(
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corridor.extrudedHeight,
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time
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);
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var extrudedHeightReferenceValue = Property.getValueOrDefault(
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corridor.extrudedHeightReference,
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time,
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HeightReference.NONE
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);
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if (defined(extrudedHeightValue) && !defined(heightValue)) {
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heightValue = 0;
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}
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options.positions = Property.getValueOrUndefined(corridor.positions, time);
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options.width = Property.getValueOrUndefined(corridor.width, time);
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options.granularity = Property.getValueOrUndefined(
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corridor.granularity,
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time
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);
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options.cornerType = Property.getValueOrUndefined(corridor.cornerType, time);
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options.offsetAttribute = GroundGeometryUpdater.computeGeometryOffsetAttribute(
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heightValue,
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heightReferenceValue,
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extrudedHeightValue,
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extrudedHeightReferenceValue
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);
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options.height = GroundGeometryUpdater.getGeometryHeight(
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heightValue,
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heightReferenceValue
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);
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extrudedHeightValue = GroundGeometryUpdater.getGeometryExtrudedHeight(
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extrudedHeightValue,
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extrudedHeightReferenceValue
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);
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if (extrudedHeightValue === GroundGeometryUpdater.CLAMP_TO_GROUND) {
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extrudedHeightValue = ApproximateTerrainHeights.getMinimumMaximumHeights(
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CorridorGeometry.computeRectangle(options, scratchRectangle)
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).minimumTerrainHeight;
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}
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options.extrudedHeight = extrudedHeightValue;
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};
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export default CorridorGeometryUpdater;
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