server/obstacle.go
2013-10-25 22:30:15 -07:00

30 lines
557 B
Go

package main
import (
v "bitbucket.org/hackerbots/vector"
"math/rand"
)
type Obstacle struct {
Bounds v.Rect2d `json:"bounds"`
}
func GenerateObstacles(count int, width, height float32) []Obstacle {
out := []Obstacle{}
for i := 0; i < count; i++ {
x := rand.Float32() * width
y := rand.Float32() * height
w := rand.Float32() * width / 10
h := rand.Float32() * height / 10
out = append(
out,
Obstacle{
Bounds: v.Rect2d{
A: v.Point2d{X: x, Y: y},
B: v.Point2d{X: 20 + x + w, Y: 20 + y + h},
},
})
}
return out
}