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PolylineVolumeGeometryUpdater.js
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PolylineVolumeGeometryUpdater.js
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import Check from '../Core/Check.js';
import Color from '../Core/Color.js';
import ColorGeometryInstanceAttribute from '../Core/ColorGeometryInstanceAttribute.js';
import defined from '../Core/defined.js';
import DeveloperError from '../Core/DeveloperError.js';
import DistanceDisplayConditionGeometryInstanceAttribute from '../Core/DistanceDisplayConditionGeometryInstanceAttribute.js';
import GeometryInstance from '../Core/GeometryInstance.js';
import Iso8601 from '../Core/Iso8601.js';
import PolylineVolumeGeometry from '../Core/PolylineVolumeGeometry.js';
import PolylineVolumeOutlineGeometry from '../Core/PolylineVolumeOutlineGeometry.js';
import ShowGeometryInstanceAttribute from '../Core/ShowGeometryInstanceAttribute.js';
import MaterialAppearance from '../Scene/MaterialAppearance.js';
import PerInstanceColorAppearance from '../Scene/PerInstanceColorAppearance.js';
import ColorMaterialProperty from './ColorMaterialProperty.js';
import DynamicGeometryUpdater from './DynamicGeometryUpdater.js';
import GeometryUpdater from './GeometryUpdater.js';
import Property from './Property.js';
var scratchColor = new Color();
function PolylineVolumeGeometryOptions(entity) {
this.id = entity;
this.vertexFormat = undefined;
this.polylinePositions = undefined;
this.shapePositions = undefined;
this.cornerType = undefined;
this.granularity = undefined;
}
/**
* A {@link GeometryUpdater} for polyline volumes.
* Clients do not normally create this class directly, but instead rely on {@link DataSourceDisplay}.
* @alias PolylineVolumeGeometryUpdater
* @constructor
*
* @param {Entity} entity The entity containing the geometry to be visualized.
* @param {Scene} scene The scene where visualization is taking place.
*/
function PolylineVolumeGeometryUpdater(entity, scene) {
GeometryUpdater.call(this, {
entity : entity,
scene : scene,
geometryOptions : new PolylineVolumeGeometryOptions(entity),
geometryPropertyName : 'polylineVolume',
observedPropertyNames : ['availability', 'polylineVolume']
});
this._onEntityPropertyChanged(entity, 'polylineVolume', entity.polylineVolume, undefined);
}
if (defined(Object.create)) {
PolylineVolumeGeometryUpdater.prototype = Object.create(GeometryUpdater.prototype);
PolylineVolumeGeometryUpdater.prototype.constructor = PolylineVolumeGeometryUpdater;
}
/**
* Creates the geometry instance which represents the fill of the geometry.
*
* @param {JulianDate} time The time to use when retrieving initial attribute values.
* @returns {GeometryInstance} The geometry instance representing the filled portion of the geometry.
*
* @exception {DeveloperError} This instance does not represent a filled geometry.
*/
PolylineVolumeGeometryUpdater.prototype.createFillGeometryInstance = function(time) {
//>>includeStart('debug', pragmas.debug);
Check.defined('time', time);
if (!this._fillEnabled) {
throw new DeveloperError('This instance does not represent a filled geometry.');
}
//>>includeEnd('debug');
var entity = this._entity;
var isAvailable = entity.isAvailable(time);
var attributes;
var color;
var show = new ShowGeometryInstanceAttribute(isAvailable && entity.isShowing && this._showProperty.getValue(time) && this._fillProperty.getValue(time));
var distanceDisplayCondition = this._distanceDisplayConditionProperty.getValue(time);
var distanceDisplayConditionAttribute = DistanceDisplayConditionGeometryInstanceAttribute.fromDistanceDisplayCondition(distanceDisplayCondition);
if (this._materialProperty instanceof ColorMaterialProperty) {
var currentColor;
if (defined(this._materialProperty.color) && (this._materialProperty.color.isConstant || isAvailable)) {
currentColor = this._materialProperty.color.getValue(time, scratchColor);
}
if (!defined(currentColor)) {
currentColor = Color.WHITE;
}
color = ColorGeometryInstanceAttribute.fromColor(currentColor);
attributes = {
show : show,
distanceDisplayCondition : distanceDisplayConditionAttribute,
color : color
};
} else {
attributes = {
show : show,
distanceDisplayCondition : distanceDisplayConditionAttribute
};
}
return new GeometryInstance({
id : entity,
geometry : new PolylineVolumeGeometry(this._options),
attributes : attributes
});
};
/**
* Creates the geometry instance which represents the outline of the geometry.
*
* @param {JulianDate} time The time to use when retrieving initial attribute values.
* @returns {GeometryInstance} The geometry instance representing the outline portion of the geometry.
*
* @exception {DeveloperError} This instance does not represent an outlined geometry.
*/
PolylineVolumeGeometryUpdater.prototype.createOutlineGeometryInstance = function(time) {
//>>includeStart('debug', pragmas.debug);
Check.defined('time', time);
if (!this._outlineEnabled) {
throw new DeveloperError('This instance does not represent an outlined geometry.');
}
//>>includeEnd('debug');
var entity = this._entity;
var isAvailable = entity.isAvailable(time);
var outlineColor = Property.getValueOrDefault(this._outlineColorProperty, time, Color.BLACK, scratchColor);
var distanceDisplayCondition = this._distanceDisplayConditionProperty.getValue(time);
return new GeometryInstance({
id : entity,
geometry : new PolylineVolumeOutlineGeometry(this._options),
attributes : {
show : new ShowGeometryInstanceAttribute(isAvailable && entity.isShowing && this._showProperty.getValue(time) && this._showOutlineProperty.getValue(time)),
color : ColorGeometryInstanceAttribute.fromColor(outlineColor),
distanceDisplayCondition : DistanceDisplayConditionGeometryInstanceAttribute.fromDistanceDisplayCondition(distanceDisplayCondition)
}
});
};
PolylineVolumeGeometryUpdater.prototype._isHidden = function(entity, polylineVolume) {
return !defined(polylineVolume.positions) || !defined(polylineVolume.shape) || GeometryUpdater.prototype._isHidden.call(this, entity, polylineVolume);
};
PolylineVolumeGeometryUpdater.prototype._isDynamic = function(entity, polylineVolume) {
return !polylineVolume.positions.isConstant || //
!polylineVolume.shape.isConstant || //
!Property.isConstant(polylineVolume.granularity) || //
!Property.isConstant(polylineVolume.outlineWidth) || //
!Property.isConstant(polylineVolume.cornerType);
};
PolylineVolumeGeometryUpdater.prototype._setStaticOptions = function(entity, polylineVolume) {
var granularity = polylineVolume.granularity;
var cornerType = polylineVolume.cornerType;
var options = this._options;
var isColorMaterial = this._materialProperty instanceof ColorMaterialProperty;
options.vertexFormat = isColorMaterial ? PerInstanceColorAppearance.VERTEX_FORMAT : MaterialAppearance.MaterialSupport.TEXTURED.vertexFormat;
options.polylinePositions = polylineVolume.positions.getValue(Iso8601.MINIMUM_VALUE, options.polylinePositions);
options.shapePositions = polylineVolume.shape.getValue(Iso8601.MINIMUM_VALUE, options.shape);
options.granularity = defined(granularity) ? granularity.getValue(Iso8601.MINIMUM_VALUE) : undefined;
options.cornerType = defined(cornerType) ? cornerType.getValue(Iso8601.MINIMUM_VALUE) : undefined;
};
PolylineVolumeGeometryUpdater.DynamicGeometryUpdater = DynamicPolylineVolumeGeometryUpdater;
/**
* @private
*/
function DynamicPolylineVolumeGeometryUpdater(geometryUpdater, primitives, groundPrimitives) {
DynamicGeometryUpdater.call(this, geometryUpdater, primitives, groundPrimitives);
}
if (defined(Object.create)) {
DynamicPolylineVolumeGeometryUpdater.prototype = Object.create(DynamicGeometryUpdater.prototype);
DynamicPolylineVolumeGeometryUpdater.prototype.constructor = DynamicPolylineVolumeGeometryUpdater;
}
DynamicPolylineVolumeGeometryUpdater.prototype._isHidden = function(entity, polylineVolume, time) {
var options = this._options;
return !defined(options.polylinePositions) || !defined(options.shapePositions) || DynamicGeometryUpdater.prototype._isHidden.call(this, entity, polylineVolume, time);
};
DynamicPolylineVolumeGeometryUpdater.prototype._setOptions = function(entity, polylineVolume, time) {
var options = this._options;
options.polylinePositions = Property.getValueOrUndefined(polylineVolume.positions, time, options.polylinePositions);
options.shapePositions = Property.getValueOrUndefined(polylineVolume.shape, time);
options.granularity = Property.getValueOrUndefined(polylineVolume.granularity, time);
options.cornerType = Property.getValueOrUndefined(polylineVolume.cornerType, time);
};
export default PolylineVolumeGeometryUpdater;