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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 CesiumMath from "../Core/Math.js";
import Matrix3 from "../Core/Matrix3.js";
import Matrix4 from "../Core/Matrix4.js";
import PlaneGeometry from "../Core/PlaneGeometry.js";
import PlaneOutlineGeometry from "../Core/PlaneOutlineGeometry.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";
const positionScratch = new Cartesian3();
const scratchColor = new Color();
function PlaneGeometryOptions(entity) {
this.id = entity;
this.vertexFormat = undefined;
this.plane = undefined;
this.dimensions = undefined;
}
/**
* A {@link GeometryUpdater} for planes.
* Clients do not normally create this class directly, but instead rely on {@link DataSourceDisplay}.
* @alias PlaneGeometryUpdater
* @constructor
*
* @param {Entity} entity The entity containing the geometry to be visualized.
* @param {Scene} scene The scene where visualization is taking place.
*/
function PlaneGeometryUpdater(entity, scene) {
GeometryUpdater.call(this, {
entity: entity,
scene: scene,
geometryOptions: new PlaneGeometryOptions(entity),
geometryPropertyName: "plane",
observedPropertyNames: ["availability", "position", "orientation", "plane"],
});
this._onEntityPropertyChanged(entity, "plane", entity.plane, undefined);
}
Eif (defined(Object.create)) {
PlaneGeometryUpdater.prototype = Object.create(GeometryUpdater.prototype);
PlaneGeometryUpdater.prototype.constructor = PlaneGeometryUpdater;
}
/**
* 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.
*/
PlaneGeometryUpdater.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');
const entity = this._entity;
const isAvailable = entity.isAvailable(time);
let attributes;
let color;
const show = new ShowGeometryInstanceAttribute(
isAvailable &&
entity.isShowing &&
this._showProperty.getValue(time) &&
this._fillProperty.getValue(time),
);
const distanceDisplayCondition =
this._distanceDisplayConditionProperty.getValue(time);
const distanceDisplayConditionAttribute =
DistanceDisplayConditionGeometryInstanceAttribute.fromDistanceDisplayCondition(
distanceDisplayCondition,
);
if (this._materialProperty instanceof ColorMaterialProperty) {
let currentColor;
Eif (
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,
};
}
const planeGraphics = entity.plane;
const options = this._options;
let modelMatrix = entity.computeModelMatrix(time);
const plane = Property.getValueOrDefault(
planeGraphics.plane,
time,
options.plane,
);
const dimensions = Property.getValueOrUndefined(
planeGraphics.dimensions,
time,
options.dimensions,
);
options.plane = plane;
options.dimensions = dimensions;
modelMatrix = createPrimitiveMatrix(
plane,
dimensions,
modelMatrix,
modelMatrix,
);
return new GeometryInstance({
id: entity,
geometry: new PlaneGeometry(this._options),
modelMatrix: modelMatrix,
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.
*/
PlaneGeometryUpdater.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');
const entity = this._entity;
const isAvailable = entity.isAvailable(time);
const outlineColor = Property.getValueOrDefault(
this._outlineColorProperty,
time,
Color.BLACK,
scratchColor,
);
const distanceDisplayCondition =
this._distanceDisplayConditionProperty.getValue(time);
const planeGraphics = entity.plane;
const options = this._options;
let modelMatrix = entity.computeModelMatrix(time);
const plane = Property.getValueOrDefault(
planeGraphics.plane,
time,
options.plane,
);
const dimensions = Property.getValueOrUndefined(
planeGraphics.dimensions,
time,
options.dimensions,
);
options.plane = plane;
options.dimensions = dimensions;
modelMatrix = createPrimitiveMatrix(
plane,
dimensions,
modelMatrix,
modelMatrix,
);
return new GeometryInstance({
id: entity,
geometry: new PlaneOutlineGeometry(),
modelMatrix: modelMatrix,
attributes: {
show: new ShowGeometryInstanceAttribute(
isAvailable &&
entity.isShowing &&
this._showProperty.getValue(time) &&
this._showOutlineProperty.getValue(time),
),
color: ColorGeometryInstanceAttribute.fromColor(outlineColor),
distanceDisplayCondition:
DistanceDisplayConditionGeometryInstanceAttribute.fromDistanceDisplayCondition(
distanceDisplayCondition,
),
},
});
};
PlaneGeometryUpdater.prototype._isHidden = function (entity, plane) {
return (
!defined(plane.plane) ||
!defined(plane.dimensions) ||
!defined(entity.position) ||
GeometryUpdater.prototype._isHidden.call(this, entity, plane)
);
};
PlaneGeometryUpdater.prototype._getIsClosed = function (options) {
return false;
};
PlaneGeometryUpdater.prototype._isDynamic = function (entity, plane) {
return (
!entity.position.isConstant || //
!Property.isConstant(entity.orientation) || //
!plane.plane.isConstant || //
!plane.dimensions.isConstant || //
!Property.isConstant(plane.outlineWidth)
);
};
PlaneGeometryUpdater.prototype._setStaticOptions = function (entity, plane) {
const isColorMaterial =
this._materialProperty instanceof ColorMaterialProperty;
const options = this._options;
options.vertexFormat = isColorMaterial
? PerInstanceColorAppearance.VERTEX_FORMAT
: MaterialAppearance.MaterialSupport.TEXTURED.vertexFormat;
options.plane = plane.plane.getValue(Iso8601.MINIMUM_VALUE, options.plane);
options.dimensions = plane.dimensions.getValue(
Iso8601.MINIMUM_VALUE,
options.dimensions,
);
};
PlaneGeometryUpdater.DynamicGeometryUpdater = DynamicPlaneGeometryUpdater;
/**
* @private
*/
function DynamicPlaneGeometryUpdater(
geometryUpdater,
primitives,
groundPrimitives,
) {
DynamicGeometryUpdater.call(
this,
geometryUpdater,
primitives,
groundPrimitives,
);
}
Eif (defined(Object.create)) {
DynamicPlaneGeometryUpdater.prototype = Object.create(
DynamicGeometryUpdater.prototype,
);
DynamicPlaneGeometryUpdater.prototype.constructor =
DynamicPlaneGeometryUpdater;
}
DynamicPlaneGeometryUpdater.prototype._isHidden = function (
entity,
plane,
time,
) {
const options = this._options;
const position = Property.getValueOrUndefined(
entity.position,
time,
positionScratch,
);
return (
!defined(position) ||
!defined(options.plane) ||
!defined(options.dimensions) ||
DynamicGeometryUpdater.prototype._isHidden.call(this, entity, plane, time)
);
};
DynamicPlaneGeometryUpdater.prototype._setOptions = function (
entity,
plane,
time,
) {
const options = this._options;
options.plane = Property.getValueOrDefault(plane.plane, time, options.plane);
options.dimensions = Property.getValueOrUndefined(
plane.dimensions,
time,
options.dimensions,
);
};
const scratchAxis = new Cartesian3();
const scratchUp = new Cartesian3();
const scratchTranslation = new Cartesian3();
const scratchScale = new Cartesian3();
const scratchRotation = new Matrix3();
const scratchRotationScale = new Matrix3();
const scratchLocalTransform = new Matrix4();
function createPrimitiveMatrix(plane, dimensions, transform, result) {
const normal = plane.normal;
const distance = plane.distance;
const translation = Cartesian3.multiplyByScalar(
normal,
-distance,
scratchTranslation,
);
let up = Cartesian3.clone(Cartesian3.UNIT_Z, scratchUp);
Iif (
CesiumMath.equalsEpsilon(
Math.abs(Cartesian3.dot(up, normal)),
1.0,
CesiumMath.EPSILON8,
)
) {
up = Cartesian3.clone(Cartesian3.UNIT_Y, up);
}
const left = Cartesian3.cross(up, normal, scratchAxis);
up = Cartesian3.cross(normal, left, up);
Cartesian3.normalize(left, left);
Cartesian3.normalize(up, up);
const rotationMatrix = scratchRotation;
Matrix3.setColumn(rotationMatrix, 0, left, rotationMatrix);
Matrix3.setColumn(rotationMatrix, 1, up, rotationMatrix);
Matrix3.setColumn(rotationMatrix, 2, normal, rotationMatrix);
const scale = Cartesian3.fromElements(
dimensions.x,
dimensions.y,
1.0,
scratchScale,
);
const rotationScaleMatrix = Matrix3.multiplyByScale(
rotationMatrix,
scale,
scratchRotationScale,
);
const localTransform = Matrix4.fromRotationTranslation(
rotationScaleMatrix,
translation,
scratchLocalTransform,
);
return Matrix4.multiplyTransformation(transform, localTransform, result);
}
/**
* @private
*/
PlaneGeometryUpdater.createPrimitiveMatrix = createPrimitiveMatrix;
export default PlaneGeometryUpdater;
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