Package com.google.common.geometry
Interface S2Projections.XyzTransform
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- Enclosing class:
- S2Projections
static interface S2Projections.XyzTransform
A transform from 2D cartesian coordinates of a face to 3D directional vectors. The resulting vectors are not necessarily of unit length.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description double
uvToX(double u, double v)
Returns the 'x' coordinate for the [x, y, z] point on the unit sphere that projects to the given [u, v] point on a cube face.double
uvToY(double u, double v)
Returns the 'y' coordinate for the [x, y, z] point on the unit sphere that projects to the given [u, v] point on a cube face.double
uvToZ(double u, double v)
Returns the 'z' coordinate for the [x, y, z] point on the unit sphere that projects to the given [u, v] point on a cube face.
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Method Detail
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uvToX
double uvToX(double u, double v)
Returns the 'x' coordinate for the [x, y, z] point on the unit sphere that projects to the given [u, v] point on a cube face.
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uvToY
double uvToY(double u, double v)
Returns the 'y' coordinate for the [x, y, z] point on the unit sphere that projects to the given [u, v] point on a cube face.
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uvToZ
double uvToZ(double u, double v)
Returns the 'z' coordinate for the [x, y, z] point on the unit sphere that projects to the given [u, v] point on a cube face.
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