112 lines
2.4 KiB
Go
112 lines
2.4 KiB
Go
package main
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import (
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"bitbucket.org/hackerbots/bot"
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v "bitbucket.org/hackerbots/vector"
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"code.google.com/p/go.net/websocket"
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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 bot.Robot
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send chan *bot.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 bot.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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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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log.Printf("player %s: sender close", p.Robot.Id)
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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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log.Printf("player %s: recv close", p.Robot.Id)
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p.ws.Close()
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}
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func (p *player) nudge() {
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newPos := v.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(players map[*player]bool) {
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p.Robot.Scanners = p.Robot.Scanners[:0]
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for player, _ := range 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 := v.Distance(player.Robot.Position, p.Robot.Position)
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if dist < float64(p.Robot.Stats.ScannerRadius) {
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s := bot.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(projectiles map[*bot.Projectile]bool) *bot.Projectile {
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// XXX: is this to prevent us from having multiple projectiles from the
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// same bot?
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for proj := range projectiles {
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if proj.Id == p.Robot.Id {
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return nil
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}
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}
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return &bot.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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}
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func (p *player) reset() {
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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.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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