func (f *fire) getFrontPos(ent game.Ent, g *game.Game) linear.Vec2 {
r := rand.New(g.Rng)
theta := r.Float64() * math.Pi * 2
dist := math.Abs(r.NormFloat64() * f.deviance)
if dist > f.deviance*4 {
dist = f.deviance * 4
}
dist = dist + dist*math.Cos(theta)
center := (linear.Vec2{f.distToCenter, 0}).Rotate(ent.Angle()).Add(ent.Pos())
return (linear.Vec2{0, dist}).Rotate(ent.Angle() - math.Pi/2 + theta).Add(center)
}
func (f *lightning) Draw(ent game.Ent, g *game.Game) {
if !f.draw {
return
}
gl.Disable(gl.TEXTURE_2D)
gl.Color4ub(255, 255, 255, 255)
forward := (linear.Vec2{1, 0}).Rotate(ent.Angle()).Scale(100000.0)
gl.Begin(gl.LINES)
v := ent.Pos().Add(forward)
gl.Vertex2d(gl.Double(v.X), gl.Double(v.Y))
v = ent.Pos().Sub(forward)
gl.Vertex2d(gl.Double(v.X), gl.Double(v.Y))
gl.End()
}
func (pm *placeMine) Input(ent game.Ent, g *game.Game, pressAmt float64, trigger bool) {
player := ent.(*game.PlayerEnt)
if pressAmt == 0 {
delete(player.Processes, pm.id)
return
}
proc, ok := player.Processes[pm.id].(*multiDrain)
if !ok {
player.Processes[pm.id] = &multiDrain{Gid: player.Gid, Unit: game.Mana{300, 0, 0}}
return
}
if trigger && proc.Stored > 1 {
proc.Stored--
heading := (linear.Vec2{1, 0}).Rotate(ent.Angle())
pos := ent.Pos().Add(heading.Scale(100))
g.MakeMine(pos, linear.Vec2{}, 100, 100, 100, 100)
}
}
