/
unit_grub.go
55 lines (51 loc) · 1.02 KB
/
unit_grub.go
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package main
import (
"encoding/gob"
"image"
"image/color"
"math/rand"
)
type Grub struct {
LastMoved uint64
}
func init() {
gob.Register((*Grub)(nil))
}
func (g *Grub) Update(state *State, u *Unit) {
if state.Tick > 1*TicksPerSecond && g.LastMoved < state.Tick-1*TicksPerSecond {
if rand.Intn(5) == 0 {
u.Acceleration.Y = -10 * Gravity
}
if rand.Intn(2) == 0 {
u.Acceleration.X = 50 * PixelSize
} else {
u.Acceleration.X = -50 * PixelSize
}
g.LastMoved = state.Tick
} else {
u.Acceleration.X, u.Acceleration.Y = 0, 0
}
}
func (g *Grub) UpdateDead(state *State, u *Unit) {
for i, o := range state.Units {
if o == u {
delete(state.Units, i)
return
}
}
}
func (g *Grub) CollideWith(state *State, u, o *Unit) bool {
return u != o
}
func (g *Grub) Sprite(state *State, u *Unit) *image.RGBA {
return grubsprite
}
func (g *Grub) Mass(state *State, u *Unit) int64 {
return 200
}
func (g *Grub) ShowDamage() bool {
return true
}
func (g *Grub) Color() color.RGBA {
return color.RGBA{0, 0, 0, 255}
}