added rest of game in current state
This commit is contained in:
parent
fbcbbab070
commit
3b183481ef
122
game.go
Normal file
122
game.go
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@ -0,0 +1,122 @@
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package main
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import (
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"log"
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"sort"
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"time"
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)
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type game struct {
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players map[*player]bool
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projectiles map[*projectile]bool
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splosions map[*splosion]bool
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register chan *player
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unregister chan *player
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id chan int
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turn int
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}
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type Config struct {
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ID string `json:"id"`
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Stats stats `json:"stats"`
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}
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type boardstate struct {
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Robots []robot `json:"robots"`
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Projectiles []projectile `json:"projectiles"`
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Splosions []splosion `json:"splosions"`
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Reset bool `json:"reset"`
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Type string `json:"type"`
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Turn int `json:"turn"`
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}
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func NewBoardstate(id int) *boardstate {
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return &boardstate{
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Robots: []robot{},
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Projectiles: []projectile{},
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Type: "boardstate",
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Turn: id,
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}
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}
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func (g *game) run() {
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g.id = make(chan int)
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go func() {
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for i := 0; ; i++ {
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g.id <- i
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}
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}()
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for {
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select {
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case p := <-g.register:
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log.Printf("adding player: %+v", p.Robot.Id)
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g.players[p] = true
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case p := <-g.unregister:
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delete(g.players, p)
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close(p.send)
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case <-time.Tick(time.Duration(*tick) * time.Millisecond):
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g.turn++
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t0 := time.Now()
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if *verbose {
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log.Printf("\033[2JTurn: %v", g.turn)
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log.Printf("Players: %v", len(g.players))
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log.Printf("Projectiles: %v", len(g.projectiles))
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log.Printf("Explosions: %v", len(g.splosions))
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}
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payload := NewBoardstate(g.turn)
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robots_remaining := 0
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for p := range g.players {
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if p.Robot.Health > 0 {
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robots_remaining++
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p.scan()
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p.nudge()
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if p.Robot.FireAt.X != 0 && p.Robot.FireAt.Y != 0 {
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p.fire()
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}
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}
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payload.Robots = append(payload.Robots, p.Robot)
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}
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sort.Sort(robotSorter{payload.Robots})
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for p := range g.projectiles {
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p.nudge()
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payload.Projectiles = append(payload.Projectiles, *p)
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}
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for s := range g.splosions {
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s.tick()
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payload.Splosions = append(payload.Splosions, *s)
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}
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if robots_remaining <= 1 && len(g.players) > 1 {
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for p := range g.players {
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if p.Robot.Health > 0 {
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log.Printf("Robot %v Wins", p.Robot.Id)
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}
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p.reset()
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}
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payload.Reset = true
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} else {
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payload.Reset = false
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}
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t1 := time.Now()
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if *verbose {
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log.Printf("Turn Processes %v\n", t1.Sub(t0))
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}
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for p := range g.players {
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p.send <- payload
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}
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t1 = time.Now()
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if *verbose {
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log.Printf("Sent Payload %v\n", t1.Sub(t0))
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}
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}
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}
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}
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18
geom.go
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18
geom.go
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@ -0,0 +1,18 @@
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package main
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import (
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v "bitbucket.org/hackerbots/vector"
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)
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const threshold = 1e-7
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func distance(p1, p2 v.Point2d) float64 {
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return p1.Sub(p2).Mag()
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}
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func move(d1, d2 v.Point2d, velocity float64, timeDelta float64) v.Point2d {
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v := d2.Sub(d1)
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v_norm := v.Normalize()
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v_scaled := v_norm.Scale(velocity * timeDelta)
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return d1.Add(v_scaled)
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}
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130
main.go
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130
main.go
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@ -0,0 +1,130 @@
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package main
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import (
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"code.google.com/p/go.net/websocket"
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"flag"
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"fmt"
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"bitbucket.org/hackerbots/botserv/protocol"
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v "bitbucket.org/hackerbots/vector"
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"log"
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"math/rand"
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"net/http"
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"time"
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)
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var addr = flag.String("addr", ":8666", "http service address")
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var velocity = flag.Float64("velocity", 30, "")
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var tick = flag.Int("tick", 33, "")
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var weapon_radius = flag.Int("weapon_radius", 35, "")
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var verbose = flag.Bool("verbose", false, "")
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var width = flag.Float64("width", 800, "width of field")
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var height = flag.Float64("height", 550, "height of field")
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var delta float64
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var g = game{
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register: make(chan *player),
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unregister: make(chan *player),
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projectiles: make(map[*projectile]bool),
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splosions: make(map[*splosion]bool),
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players: make(map[*player]bool),
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turn: 0,
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}
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func main() {
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rand.Seed(time.Now().UnixNano())
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flag.Parse()
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delta = float64(*tick) / 1000
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http.Handle("/ws/", websocket.Handler(addPlayer))
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go g.run()
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err := http.ListenAndServe(*addr, nil)
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if err != nil {
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log.Fatal("unable to start server")
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}
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}
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func addPlayer(ws *websocket.Conn) {
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var err error
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id := fmt.Sprintf("robot%d", <-g.id)
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log.Printf("sending robot id: %s", id)
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err = websocket.JSON.Send(ws, protocol.NewIdRequest(id))
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if err != nil {
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log.Printf("%s: problem sending initial identification", id)
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websocket.JSON.Send(ws, protocol.NewFailure("generic server error"))
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return
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}
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var clientid protocol.ClientID
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err = websocket.JSON.Receive(ws, &clientid)
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if err != nil {
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log.Printf("%s: problem parsing clientID", id)
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websocket.JSON.Send(ws, protocol.NewFailure("could not parse id"))
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return
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}
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if v, msg := clientid.Valid(); !v {
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log.Printf("%s: invalid clientid: %+v", id, clientid)
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websocket.JSON.Send(
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ws,
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protocol.NewFailure(msg),
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)
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return
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}
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gameParam := protocol.NewGameParam(*width, *height)
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err = websocket.JSON.Send(ws, gameParam)
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if err != nil {
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log.Println("%s: problem sending game info: %+v", id, gameParam)
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websocket.JSON.Send(ws, protocol.NewFailure("generic server error"))
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return
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}
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var conf Config
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for {
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err = websocket.JSON.Receive(ws, &conf)
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if err != nil {
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log.Print(err)
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return
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}
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if conf.Stats.valid() {
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_ = websocket.JSON.Send(ws, protocol.NewHandshake(id, true))
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break
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} else {
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_ = websocket.JSON.Send(ws, protocol.NewHandshake(id, false))
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log.Printf("%s invalid config", id)
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}
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}
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log.Printf("%s eventually sent valid config", id)
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start_pos := v.Point2d{
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X: rand.Float64() * *width,
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Y: rand.Float64() * *height,
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}
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p := &player{
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Robot: robot{
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Stats: stats{
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Speed: *velocity,
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Hp: 200,
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WeaponRadius: 35,
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ScannerRadius: 200,
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},
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Position: start_pos,
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MoveTo: start_pos,
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Id: id,
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Health: 200,
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Scanners: make([]scanner, 0)},
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send: make(chan *boardstate),
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ws: ws,
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}
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g.register <- p
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defer func() {
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g.unregister <- p
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}()
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go p.sender()
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p.recv()
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log.Printf("%v has been disconnect from this game\n", p.Robot.Id)
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}
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111
player.go
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111
player.go
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@ -0,0 +1,111 @@
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package main
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import (
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"code.google.com/p/go.net/websocket"
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v "bitbucket.org/hackerbots/vector"
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"log"
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"math/rand"
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)
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type player struct {
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ws *websocket.Conn
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Robot robot
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send chan *boardstate
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Instruction instruction
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}
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type instruction struct {
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MoveTo *v.Point2d `json:"move_to,omitempty"`
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FireAt *v.Point2d `json:"fire_at,omitempty"`
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Stats stats `json:"stats"`
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}
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func (p *player) sender() {
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for things := range p.send {
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// log.Printf("%v\n", things)
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err := websocket.JSON.Send(p.ws, *things)
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if err != nil {
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break
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}
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}
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p.ws.Close()
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}
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func (p *player) recv() {
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for {
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var msg instruction
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err := websocket.JSON.Receive(p.ws, &msg)
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if err != nil {
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log.Print(err)
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break
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}
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if msg.MoveTo != nil {
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p.Robot.MoveTo = *msg.MoveTo
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}
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if msg.FireAt != nil {
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p.Robot.FireAt = *msg.FireAt
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}
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if msg.Stats.Speed > 0 {
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p.Robot.Stats = msg.Stats
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p.Robot.Health = p.Robot.Stats.Hp
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log.Printf("%+v", p.Robot.Stats)
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}
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}
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p.ws.Close()
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}
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func (p *player) nudge() {
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newPos := move(p.Robot.Position, p.Robot.MoveTo, p.Robot.Stats.Speed, delta)
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p.Robot.Position.X = newPos.X
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p.Robot.Position.Y = newPos.Y
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}
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func (p *player) scan() {
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p.Robot.Scanners = make([]scanner, 0)
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for player := range g.players {
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if player.Robot.Id == p.Robot.Id || player.Robot.Health <= 0 {
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continue
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}
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dist := distance(player.Robot.Position, p.Robot.Position)
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if dist < float64(p.Robot.Stats.ScannerRadius) {
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s := scanner{
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Position: v.Point2d{
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X: player.Robot.Position.X,
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Y: player.Robot.Position.Y,
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},
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}
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p.Robot.Scanners = append(p.Robot.Scanners, s)
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}
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}
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}
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func (p *player) fire() {
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for proj := range g.projectiles {
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if proj.Id == p.Robot.Id {
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return
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}
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}
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// log.Printf("%v Fired at %v %v", p.Robot.Id, p.Robot.FireAt.X, p.Robot.FireAt.Y)
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proj := &projectile{
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Id: p.Robot.Id,
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Position: p.Robot.Position,
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MoveTo: p.Robot.FireAt,
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Damage: 10,
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Radius: p.Robot.Stats.WeaponRadius,
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Speed: float64(p.Robot.Stats.Speed * 2),
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}
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g.projectiles[proj] = true
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}
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func (p *player) reset() {
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start_pos := v.Point2d{
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X: rand.Float64() * 800,
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Y: rand.Float64() * 550,
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}
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p.Robot.MoveTo = start_pos
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p.Robot.Position = start_pos
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p.Robot.Health = p.Robot.Stats.Hp
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}
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130
robot.go
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130
robot.go
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@ -0,0 +1,130 @@
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package main
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import (
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v "bitbucket.org/hackerbots/vector"
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"log"
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)
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type weapon struct {
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Strength float64 `json:"strength"`
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Radius float64 `json:"radius"`
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}
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type stats struct {
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Speed float64 `json:"speed"`
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Hp int `json:"hp"`
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WeaponRadius int `json:"weapon_radius"`
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ScannerRadius int `json:"scanner_radius"`
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}
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func (s stats) valid() bool {
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total := int(s.Speed) + s.Hp + s.WeaponRadius + s.ScannerRadius
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log.Printf("total: %d", total)
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if total > 500 {
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return false
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}
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return true
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}
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type scanner struct {
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Position v.Point2d `json:"position"`
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Stats stats `json:"stats"`
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}
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type robot struct {
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Id string `json:"id"`
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Stats stats `json:"stats"`
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Health int `json:"health"`
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Position v.Point2d `json:"position"`
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MoveTo v.Point2d `json:"move_to"`
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FireAt v.Point2d `json:"fire_at"`
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Scanners []scanner `json:"scanners"`
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}
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type robotSorter struct {
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robots []robot
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}
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func (s robotSorter) Len() int {
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return len(s.robots)
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}
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func (s robotSorter) Swap(i, j int) {
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s.robots[i], s.robots[j] = s.robots[j], s.robots[i]
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}
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func (s robotSorter) Less(i, j int) bool {
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return s.robots[i].Id < s.robots[j].Id
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}
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type projectile struct {
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Id string `json:"id"`
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Position v.Point2d `json:"position"`
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MoveTo v.Point2d `json:"move_to"`
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Radius int `json:"radius"`
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Speed float64 `json:"speed"`
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Damage int `json:"damage"`
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}
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func (p *projectile) nudge() {
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newPos := move(p.Position, p.MoveTo, float64(p.Speed), delta)
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hit_player := false
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for player := range g.players {
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if player.Robot.Id == p.Id {
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continue
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}
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dist := distance(player.Robot.Position, p.Position)
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if dist < 5.0 {
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hit_player = true
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}
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}
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if distance(p.Position, p.MoveTo) < 5 || hit_player {
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delete(g.projectiles, p)
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// Spawn a splosion
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splo := &splosion{
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Id: p.Id,
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Position: p.Position,
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Radius: p.Radius,
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MaxDamage: 10,
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MinDamage: 5,
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Lifespan: 8,
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}
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g.splosions[splo] = true
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for player := range g.players {
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dist := distance(player.Robot.Position, p.Position)
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if dist < float64(p.Radius) {
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// TODO map damage Max to Min based on distance from explosion
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if player.Robot.Health > 0 {
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player.Robot.Health -= p.Damage
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// log.Printf("Robot %+v is injured", player.Robot)
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if player.Robot.Health <= 0 {
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// log.Printf("Robot %+v is dead", player.Robot)
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}
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}
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}
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}
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}
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p.Position.X = newPos.X
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p.Position.Y = newPos.Y
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}
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type splosion struct {
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Id string `json:"id"`
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Position v.Point2d `json:"position"`
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Radius int `json:"radius"`
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MaxDamage int `json:"damage"`
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MinDamage int `json:"damage"`
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Lifespan int `json:"lifespan"`
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}
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func (s *splosion) tick() {
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s.Lifespan--
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if s.Lifespan <= 0 {
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delete(g.splosions, s)
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}
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}
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