Added Ellipsoid surface area #8986
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Thank you so much for the pull request @ErixenCruz! I noticed this is your first pull request and I wanted to say welcome to the Cesium community! The Pull Request Guidelines is a handy reference for making sure your PR gets accepted quickly, so make sure to skim that.
Reviewers, don't forget to make sure that:
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lilleyse
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Jun 23, 2020
CHANGES.md
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| - Added support for PolylineVolume in CZML [#8841](https://github.com/CesiumGS/cesium/pull/8841) | ||
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| ##### Fixes :wrench: | ||
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| - Fixed `Ellipsoid.geodeticSurfaceNormal` dividing by zero when given origin as input. |
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Suggested change
| - Fixed `Ellipsoid.geodeticSurfaceNormal` dividing by zero when given origin as input. | |
| - Fixed a divide-by-zero bug in `Ellipsoid.geodeticSurfaceNormal` when given the origin as input. `undefined` is returned instead. [#8986](https://github.com/CesiumGS/cesium/pull/8986) |
CHANGES.md
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| @@ -8,10 +8,12 @@ | |||
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| ##### Additions :tada: | |||
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| - Added `Ellipsoid.surfaceArea` for computing the surface area under given rectangle. | |||
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Suggested change
| - Added `Ellipsoid.surfaceArea` for computing the surface area under given rectangle. | |
| - Added `Ellipsoid.surfaceArea` for computing the approximate surface area of a rectangle on the surface of an ellipsoid. |
| @@ -3,6 +3,7 @@ import { Cartographic } from "../../Source/Cesium.js"; | |||
| import { Ellipsoid } from "../../Source/Cesium.js"; | |||
| import { Math as CesiumMath } from "../../Source/Cesium.js"; | |||
| import createPackableSpecs from "../createPackableSpecs.js"; | |||
| import { Rectangle } from "../../Source/Cesium.js"; | |||
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Just to keep things tidy, move this import above one line so it's next to the other Cesium.js imports.
Source/Core/Ellipsoid.js
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| */ | ||
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| /** | ||
| * Computes an approximation of the surface area of a given section of the surface of an ellipsoid using |
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Suggested change
| * Computes an approximation of the surface area of a given section of the surface of an ellipsoid using | |
| * Computes an approximation of the surface area of a rectangle on the surface of an ellipsoid using |
Source/Core/Ellipsoid.js
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| * Gauss-Legendre 10th order quadrature. | ||
| * | ||
| * @param {Rectangle} rectangle The rectangle to find the surface area of. | ||
| * @returns {Number} The approximate area of the section on the surface of this ellipsoid. |
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| * @returns {Number} The approximate area of the section on the surface of this ellipsoid. | |
| * @returns {Number} The approximate area of the rectangle on the surface of this ellipsoid. |
Source/Core/Ellipsoid.js
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| * Computes an approximation of the surface area of a given section of the surface of an ellipsoid using | ||
| * Gauss-Legendre 10th order quadrature. | ||
| * | ||
| * @param {Rectangle} rectangle The rectangle to find the surface area of. |
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Suggested change
| * @param {Rectangle} rectangle The rectangle to find the surface area of. | |
| * @param {Rectangle} rectangle The rectangle used for computing the surface area. |
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Ok. That last commit should do it @lilleyse Thanks for the feedback. |
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Just kidding I missed the CHANGES.md changes but that last commit should do it. |
ErixenCruz
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I know I'm not supposed to force, but I did it to fix typo in commit message. |
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Thanks @ErixenCruz! |
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Fixed
Ellipsoid.geodeticSurfaceNormaldividing by zero when given origin as input.Added
Ellipsoid.surfaceAreafor computing the surface area under given rectangle.