math

Documentation

Index

• Constants
• func CalcCenterOfGravity(min orb.Point, max orb.Point) orb.Point
• func CalculateDirection(p1, p2 orb.Point) int
• func TouchesOrIntersects(b1, b2 Rect) bool
• type Circle
  • func NewCircle(x, y, r float64) Circle
• type Rect
  • func NewRect(x, y, w, h float64) Rect
  • func (r Rect) Size() (w, h float32)
  • func (r Rect) ToBox() (min, max [2]float64)

Constants

const (
	DegToRad = math.Pi / 180
	RadToDeg = 180 / math.Pi
)

Functions

func CalcCenterOfGravity

func CalcCenterOfGravity(min orb.Point, max orb.Point) orb.Point

func CalculateDirection

func CalculateDirection(p1, p2 orb.Point) int

func TouchesOrIntersects

func TouchesOrIntersects(b1, b2 Rect) bool

TouchesOrIntersects prüft, ob sich zwei Boxen berühren oder überschneiden.

Types

type Circle

type Circle struct {
	orb.Point
	Radius float64
	Rect
}

func NewCircle

func NewCircle(x, y, r float64) Circle

type Rect

type Rect [2]orb.Point

func NewRect

func NewRect(x, y, w, h float64) Rect

func (Rect) Size

func (r Rect) Size() (w, h float32)

func (Rect) ToBox

func (r Rect) ToBox() (min, max [2]float64)