day19

Documentation

Index

• func Distance(b1 *Vector, b2 *Vector) float64
• func FindRotation(s1 *Scanner, s2 *Scanner) (mat.Matrix, [][]*Vector)
• func FindTransform(v0 *Vector, v1 *Vector) (mat.Matrix, bool)
• func Main()
• func TraverseScannerTree(seen mapset.Set, node *ScannerNode)
• func VectorPairs(s1 *Scanner, s2 *Scanner) [][][]*Vector
• type Scanner
  • func (s Scanner) String() string
  • func (s *Scanner) VectorDistances() map[float64][]*Vector
• type ScannerNode
  • func BuildScannerTree(scanners []*Scanner, graph map[string][]string) *ScannerNode
• type Vector
  • func Rotate(rotation mat.Matrix, vector *Vector) Vector
  • func TransformBeacons(s1 *Scanner, s2 *Scanner) (mat.Matrix, *Vector)
  • func (v *Vector) Add(v2 *Vector) Vector
  • func (v *Vector) Equals(v2 *Vector) bool
  • func (v *Vector) Multiply(v2 *Vector) Vector
  • func (v Vector) String() string
  • func (v *Vector) Subtract(v2 *Vector) Vector
  • func (v *Vector) ToMatrixVector() mat.Vector

Functions

func Distance

func Distance(b1 *Vector, b2 *Vector) float64

func FindRotation

func FindRotation(s1 *Scanner, s2 *Scanner) (mat.Matrix, [][]*Vector)

func FindTransform

func FindTransform(v0 *Vector, v1 *Vector) (mat.Matrix, bool)

Find the orientation vector and rotation matrix from v1 -> v0

func Main

func Main()

func TraverseScannerTree

func TraverseScannerTree(seen mapset.Set, node *ScannerNode)

func VectorPairs

func VectorPairs(s1 *Scanner, s2 *Scanner) [][][]*Vector

Types

type Scanner

type Scanner struct {
	// contains filtered or unexported fields
}

func (Scanner) String

func (s Scanner) String() string

func (*Scanner) VectorDistances

func (s *Scanner) VectorDistances() map[float64][]*Vector

type ScannerNode

type ScannerNode struct {
	// contains filtered or unexported fields
}

func BuildScannerTree

func BuildScannerTree(scanners []*Scanner, graph map[string][]string) *ScannerNode

type Vector

type Vector struct {
	// contains filtered or unexported fields
}

func Rotate

func Rotate(rotation mat.Matrix, vector *Vector) Vector

func TransformBeacons

func TransformBeacons(s1 *Scanner, s2 *Scanner) (mat.Matrix, *Vector)

func (*Vector) Add

func (v *Vector) Add(v2 *Vector) Vector

func (*Vector) Equals

func (v *Vector) Equals(v2 *Vector) bool

func (*Vector) Multiply

func (v *Vector) Multiply(v2 *Vector) Vector

func (Vector) String

func (v Vector) String() string

func (*Vector) Subtract

func (v *Vector) Subtract(v2 *Vector) Vector

func (*Vector) ToMatrixVector

func (v *Vector) ToMatrixVector() mat.Vector