Angle, Direction functions
These functions works on two similar idea.
- An angle is the length of the arc of the unit circle between the two ray.
- A direction is a unit-length vector, given by either the (x, y) coordinates or an angle starting from the (1, 0) vector counter-clockwise.
Geometry::NormFi02Pi
Geometry::ArcSin
Geometry::ArcCos
Geometry::ArcTan
Geometry::AddAngle
Geometry::SubAngle
Geometry::MidAngle
Geometry::IsInsideAngle
Geometry::IsLessThanAngle
Geometry::NegativeArc
Geometry::TMDirCoeffs
Geometry::TMDir2Angles
