enum Chem::Spatial::Direction

Overview

An enum that represents directions along the axes in 3D space.

Defined in:

Enum Members

X = 0

Direction along the X axis

Y = 1

Direction along the Y axis

Z = 2

Direction along the Z axis

XY = 3

Direction along the X and Y axes

XZ = 4

Direction along the X and Z axes

YZ = 5

Direction along the Y and Z axes

XYZ = 6

Direction along the X, Y, and Z axes

Instance Method Summary

• #includes?(axis : self) : Bool

  Returns true if the direction includes the component axis, else false.

• #to_vector : Vec3

  Returns the unit vector pointing towards this direction.

• #x?
• #xy?
• #xyz?
• #xz?
• #y?
• #yz?
• #z?

Instance Method Detail

Direction::X.includes?(:x)    # => true
Direction::Y.includes?(:x)    # => false
Direction::XY.includes?(:x)   # => true
Direction::YZ.includes?(:x)   # => false
Direction::XYZ.includes?(:x)  # => true
Direction::XY.includes?(:xy)  # => true
Direction::X.includes?(:xy)   # => false
Direction::XY.includes?(:xy)  # => true
Direction::XZ.includes?(:xy)  # => false
Direction::XYZ.includes?(:xy) # => true

Direction::X.to_vector  # => Vec3[ 1  0  0 ]
Direction::Y.to_vector  # => Vec3[ 0  1  0 ]
Direction::XY.to_vector # => Vec3[ 0.7071068  0.7071068  0 ]