24 lines
802 B
C++
24 lines
802 B
C++
#pragma once
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#include <CesiumGeometry/QuadtreeTilingScheme.h>
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#include <CesiumGeospatial/Ellipsoid.h>
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namespace CesiumGeospatial {
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/**
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* @brief Computes the maximum geometric error per radian of a quadtree with
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* certain assumptions.
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*
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* The geometric error for a tile can be computed by multiplying the value
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* returned by this function by the width of the tile in radians.
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*
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* This function computes a suitable geometric error for a 65x65 terrain
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* heightmap where the vertical error is 25% of the horizontal spacing between
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* height samples at the equator.
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*
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* @param ellipsoid The ellipsoid.
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* @return The max geometric error.
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*/
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double calcQuadtreeMaxGeometricError(
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const CesiumGeospatial::Ellipsoid& ellipsoid) noexcept;
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} // namespace CesiumGeospatial
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