func init() {
load_requests = make(chan loadRequest, 10)
pipe := make(chan loadRequest, 10)
// We want to be able to handle any number of incoming load requests, so
// we have one go-routine collect them all and send them along pipe any
// time someone is ready to receive one.
go func() {
defer base.StackCatcher()
var rs []loadRequest
var send chan loadRequest
var hold loadRequest
for {
select {
case r := <-load_requests:
rs = append(rs, r)
case send <- hold:
rs = rs[1:]
}
if len(rs) > 0 {
send = pipe
hold = rs[0]
} else {
// If send is nil then it will effectively be excluded from the select
// statement above. This is good since we won't have anything to send
// until we get more requests.
rs = nil
send = nil
}
}
}()
for i := 0; i < 4; i++ {
go loadTextureRoutine(pipe)
}
}
func (gw *GameWindow) Draw(region gui.Region, style gui.StyleStack) {
defer base.StackCatcher()
defer func() {
// gl.Translated(gl.Double(gw.region.X), gl.Double(gw.region.Y), 0)
gl.Disable(gl.TEXTURE_2D)
gl.Color4ub(255, 255, 255, 255)
gl.LineWidth(3)
gl.Begin(gl.LINES)
bx, by := gl.Int(region.X), gl.Int(region.Y)
bdx, bdy := gl.Int(region.Dx), gl.Int(region.Dy)
gl.Vertex2i(bx, by)
gl.Vertex2i(bx, by+bdy)
gl.Vertex2i(bx, by+bdy)
gl.Vertex2i(bx+bdx, by+bdy)
gl.Vertex2i(bx+bdx, by+bdy)
gl.Vertex2i(bx+bdx, by)
gl.Vertex2i(bx+bdx, by)
gl.Vertex2i(bx, by)
gl.End()
gl.LineWidth(1)
}()
gw.Engine.Pause()
game := gw.Engine.GetState().(*Game)
game.RenderLocal(region, gw.Local)
gw.Engine.Unpause()
}
func main() {
defer base.StackCatcher()
fmt.Printf("sys.Startup()...")
sys.Startup()
fmt.Printf("successful.\n")
fmt.Printf("gl.Init()...")
err := gl.Init()
fmt.Printf("successful.\n")
if err != nil {
base.Error().Fatalf("%v", err)
}
fmt.Printf("render.Init()...")
render.Init()
fmt.Printf("successful.\n")
render.Queue(func() {
fmt.Printf("sys.CreateWindow()...")
sys.CreateWindow(10, 10, wdx, wdy)
fmt.Printf("successful.\n")
sys.EnableVSync(true)
})
base.InitShaders()
runtime.GOMAXPROCS(10)
fmt.Printf("sys.Think()...")
sys.Think()
fmt.Printf("successful.\n")
base.LoadAllDictionaries()
if Version() != "standard" {
engine, local := debugHookup(Version())
mainLoop(engine, local, "standard")
} else {
standardHookup()
}
}
func (g *Game) Think() {
g.GameThinks++
if g.Setup != nil {
return
}
defer base.StackCatcher()
// cache wall data
if g.temp.AllWalls == nil || g.temp.AllWallsDirty {
g.temp.AllWalls = make(map[Gid][]linear.Seg2)
g.temp.WallCache = make(map[Gid]*wallCache)
g.temp.VisibleWallCache = make(map[Gid]*wallCache)
for gid := range g.Levels {
var allWalls []linear.Seg2
base.DoOrdered(g.Levels[gid].Room.Walls, func(a, b string) bool { return a < b }, func(_ string, walls linear.Poly) {
for i := range walls {
allWalls = append(allWalls, walls.Seg(i))
}
})
// g.DoForEnts(func(entGid Gid, ent Ent) {
// if ent.Level() == gid {
// for _, walls := range ent.Walls() {
// for i := range walls {
// allWalls = append(allWalls, walls.Seg(i))
// }
// }
// }
// })
g.temp.AllWalls[gid] = allWalls
g.temp.WallCache[gid] = &wallCache{}
g.temp.WallCache[gid].SetWalls(g.Levels[gid].Room.Dx, g.Levels[gid].Room.Dy, allWalls, 100)
g.temp.VisibleWallCache[gid] = &wallCache{}
g.temp.VisibleWallCache[gid].SetWalls(g.Levels[gid].Room.Dx, g.Levels[gid].Room.Dy, allWalls, stats.LosPlayerHorizon)
base.Log().Printf("WallCache: %v", g.temp.WallCache)
}
g.Moba.losCache.SetWallCache(g.temp.VisibleWallCache[GidInvadersStart])
}
// cache ent data
for _, ent := range g.temp.AllEnts {
if ent.Dead() {
if _, ok := ent.(*PlayerEnt); ok {
var id int64
_, err := fmt.Sscanf(string(ent.Id()), "Engine:%d", &id)
if err != nil {
base.Error().Printf("Unable to parse player id '%v'", ent.Id())
} else {
if engineData, ok := g.Engines[id]; ok {
if !ok {
base.Error().Printf("Unable to find engine %d for player %v", id, ent.Id())
} else {
engineData.CountdownFrames = 60 * 10
}
}
}
}
ent.OnDeath(g)
g.RemoveEnt(ent.Id())
}
}
// Death countdown
for engineId, engineData := range g.Engines {
if engineData.CountdownFrames > 0 {
engineData.CountdownFrames--
if engineData.CountdownFrames == 0 {
// TODO: It's a bit janky to do it like this, right?
g.AddPlayers([]int64{engineId}, engineData.Side)
}
}
}
if g.temp.AllEnts == nil || g.temp.AllEntsDirty {
g.temp.AllEnts = g.temp.AllEnts[0:0]
g.DoForEnts(func(gid Gid, ent Ent) {
g.temp.AllEnts = append(g.temp.AllEnts, ent)
})
g.temp.AllEntsDirty = false
}
for _, proc := range g.Processes {
proc.Think(g)
}
algorithm.Choose(&g.Processes, func(proc Process) bool { return proc.Phase() != PhaseComplete })
// Advance players, check for collisions, add segments
for _, ent := range g.temp.AllEnts {
ent.Think(g)
pos := ent.Pos()
eps := 1.0e-3
pos.X = clamp(pos.X, eps, float64(g.Levels[ent.Level()].Room.Dx)-eps)
pos.Y = clamp(pos.Y, eps, float64(g.Levels[ent.Level()].Room.Dy)-eps)
ent.SetPos(pos)
}
for i := 0; i < len(g.temp.AllEnts); i++ {
for j := i + 1; j < len(g.temp.AllEnts); j++ {
outerEnt := g.temp.AllEnts[i]
innerEnt := g.temp.AllEnts[j]
distSq := outerEnt.Pos().Sub(innerEnt.Pos()).Mag2()
colDist := outerEnt.Stats().Size() + innerEnt.Stats().Size()
if distSq > colDist*colDist {
continue
}
if distSq < 0.0001 {
continue
}
if distSq <= 0.25 {
distSq = 0.25
}
dist := math.Sqrt(distSq)
force := 50.0 * (colDist - dist)
outerEnt.ApplyForce(outerEnt.Pos().Sub(innerEnt.Pos()).Scale(force / dist))
innerEnt.ApplyForce(innerEnt.Pos().Sub(outerEnt.Pos()).Scale(force / dist))
}
}
switch {
case g.Moba != nil:
g.ThinkMoba()
case g.Standard != nil:
panic("Thinkgs aren't implemented, like thinking on mana sources")
// Do standard thinking
default:
panic("Game mode not set")
}
}