func (pi *PlayerInstances) Get(pos *world.Tile) world.Instance {
pi.mtx.Lock()
defer pi.mtx.Unlock()
if pi.instances == nil {
pi.instances = make(map[instanceLocation]*PlayerInstance)
}
z := pos.Zone()
tx, ty := pos.Position()
loc := instanceLocation{ZoneX: z.X, ZoneY: z.Y, TileX: tx, TileY: ty}
if i, ok := pi.instances[loc]; ok {
return i
}
i := &PlayerInstance{}
pi.instances[loc] = i
return i
}
func (c *Critter) NotifyPosition(old, new *world.Tile) {
if old == nil || new == nil {
c.mtx.Lock()
c.animationTicks = 0
c.animation = ""
c.facing = 0
c.mtx.Unlock()
return
}
ox, oy := old.Position()
nx, ny := new.Position()
c.mtx.Lock()
switch {
case ox-1 == nx && oy == ny:
c.animationTicks = 3
c.animation = "wa" // walk (alternating)
c.facing = 6
case ox+1 == nx && oy == ny:
c.animationTicks = 3
c.animation = "wa" // walk (alternating)
c.facing = 9
case ox == nx && oy-1 == ny:
c.animationTicks = 3
c.animation = "wa" // walk (alternating)
c.facing = 3
case ox == nx && oy+1 == ny:
c.animationTicks = 3
c.animation = "wa" // walk (alternating)
c.facing = 0
}
c.mtx.Unlock()
new.Zone().Update(new, c.Outer())
}
func (h *Hero) NotifyPosition(old, new *world.Tile) {
if old == nil || new == nil {
h.mtx.Lock()
h.animationTicks = 0
h.animation = ""
h.facing = 0
h.mtx.Unlock()
return
}
ox, oy := old.Position()
nx, ny := new.Position()
h.mtx.Lock()
switch {
case ox-1 == nx && oy == ny:
h.animationTicks = 3
h.animation = "wa" // walk (alternating)
h.facing = 6
case ox+1 == nx && oy == ny:
h.animationTicks = 3
h.animation = "wa" // walk (alternating)
h.facing = 9
case ox == nx && oy-1 == ny:
h.animationTicks = 3
h.animation = "wa" // walk (alternating)
h.facing = 3
case ox == nx && oy+1 == ny:
h.animationTicks = 3
h.animation = "wa" // walk (alternating)
h.facing = 0
}
h.mtx.Unlock()
new.Zone().Update(new, h.Outer())
}