networkzero/client/gamedata/gamedata.go

package gamedata

import "math"

type Coordinates struct {
	X float64 `json:"X"`
	Y float64 `json:"Y"`
}

func (c Coordinates) Distance(p Coordinates) float64 {
	dx := p.X - c.X
	dy := p.Y - c.Y
	return math.Sqrt(dx*dx + dy*dy)
}