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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 | 7x 6x 5x 4x 3x 3x 3x 3x 1x 1x 1x | import Check from "../../Core/Check.js";
/**
* A collection of cartographic positions (and their bounding rectangle) that
* have been computed from cartesian positions, for a specific ellipsoid.
*
* This is used in the <code>ModelPrimitiveImagery</code> class, and stores
* the positions of the primitive, mapped to an ellipsoid that was used
* on one of the imagery layers. This avoids recomputing the transform
* of the primitive POSITION attribute values into ECEF, and the subsequent
* conversion of these positions into cartographic positions.
*
* @private
*/
class MappedPositions {
/**
* Creates a new instance
*
* @param {Iterable<Cartographic>} cartographicPositions The positions
* @param {number} numPositions The number of positions
* @param {Rectangle} cartographicBoundingRectangle The bounding
* rectangle of the positions
* @param {Ellipsoid} ellipsoid The ellipsoid
*/
constructor(
cartographicPositions,
numPositions,
cartographicBoundingRectangle,
ellipsoid,
) {
//>>includeStart('debug', pragmas.debug);
Check.defined("cartographicPositions", cartographicPositions);
Check.typeOf.number.greaterThanOrEquals("numPositions", numPositions, 0);
Check.defined(
"cartographicBoundingRectangle",
cartographicBoundingRectangle,
);
Check.defined("ellipsoid", ellipsoid);
//>>includeEnd('debug');
this._cartographicPositions = cartographicPositions;
this._numPositions = numPositions;
this._cartographicBoundingRectangle = cartographicBoundingRectangle;
this._ellipsoid = ellipsoid;
}
/**
* Returns the cartographic positions
*
* @returns {Iterable<Cartographic>} The positions
*/
get cartographicPositions() {
return this._cartographicPositions;
}
/**
* Returns the number of positions
*
* @returns {number} The number of positions
*/
get numPositions() {
return this._numPositions;
}
/**
* Returns the cartographic bounding rectangle
*
* @returns {Rectangle} The rectangle
*/
get cartographicBoundingRectangle() {
return this._cartographicBoundingRectangle;
}
/**
* Returns the ellipsoid for which these positions have been created
*
* @returns {Ellipsoid} The ellipsoid
*/
get ellipsoid() {
return this._ellipsoid;
}
}
export default MappedPositions;
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