22 lines
743 B
Plaintext
22 lines
743 B
Plaintext
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/**
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* Returns the WGS84 ellipsoid, with its center at the origin of world coordinates, in eye coordinates.
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*
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* @name czm_getWgs84EllipsoidEC
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* @glslFunction
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*
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* @returns {czm_ellipsoid} The WGS84 ellipsoid, with its center at the origin of world coordinates, in eye coordinates.
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*
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* @see Ellipsoid.WGS84
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*
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* @example
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* czm_ellipsoid ellipsoid = czm_getWgs84EllipsoidEC();
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*/
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czm_ellipsoid czm_getWgs84EllipsoidEC()
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{
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vec3 radii = vec3(6378137.0, 6378137.0, 6356752.314245);
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vec3 inverseRadii = vec3(1.0 / radii.x, 1.0 / radii.y, 1.0 / radii.z);
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vec3 inverseRadiiSquared = inverseRadii * inverseRadii;
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czm_ellipsoid temp = czm_ellipsoid(czm_view[3].xyz, radii, inverseRadii, inverseRadiiSquared);
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return temp;
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}
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