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wildfire.p8
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wildfire.p8
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pico-8 cartridge // http://www.pico-8.com
version 16
__lua__
-- wildfire
-- by notcalle #lowrezjam 2018
init_state={
init=function()
poke(0x5f2c,3) -- 64x64 mode
cls()
cdata.init("notcalle_wildfire",1)
game.next(menu_state)
end
}
--
-- cartridge data
--
cdata={
magic_number=0xdead.beef,
magic=0,
version=1,
last_time=2,
best_time=3,
opt={
burnout=59,
healing=60,
max_bkt=61,
difficulty=62,
music=63,
},
init=function(name,version)
cartdata(name)
if(dget(cdata.magic)==cdata.magic_number and dget(cdata.version)==version) return
dset(cdata.magic,cdata.magic_number)
dset(cdata.version,version)
for n=2,63 do
dset(n,0)
end
dset(cdata.opt.max_bkt,opt.max("max_bkt"))
end,
}
-- sprite flag definitions
fl_b={
fire=0,
block=1,
item=2,
wet=3,
water=4,
rescue=6,
last=7
}
fl_m={
fire=0x01,
block=0x02,
item=0x04,
wet=0x08,
water=0x10,
rescue=0x40,
last=0x80
}
function fl_tst(mask,flags)
return band(mask,flags)~=0
end
ctext={
init=function(my,str)
my.str=str
end,
draw=function(my,x,y,c)
local xo=-2*#my.str
print(my.str,x+xo,y,c)
end,
}
firetext={
draw=function(str)
local txt={}
ctext.init(txt,"∧ "..str.." ∧ ")
camera() clip()
rectfill(0,28,64,36,8)
for n=1,4 do
ctext.draw(txt,31+rnd(3),29+rnd(3),9+n%2)
end
ctext.draw(txt,32,30,8)
end,
}
function cprint(str,y,c)
local x=32-2*#str
print(str,x,y,c)
end
--
-- game menu screen
--
menu_state={
init=function()
mus.play(0)
end,
update=function()
if padp.bo then
game.next(options_state)
elseif padp.bx then
game.next(world_state)
end
end,
draw=function()
local last_time=dget(cdata.last_time)
local best_time=dget(cdata.best_time)
if(not game.nth_tick(2)) return
cls(0)
if last_time>0 then
print("last",8,7,8)
timer.draw(last_time,26,8)
end
if best_time>0 then
print("best",40,7,8)
timer.draw(best_time,58,8)
end
firetext.draw("wildfire")
cprint("🅾️ for options ",45,8)
cprint("❎ to start ",52,8)
end,
}
--
-- game options screen
--
opt={
music={
l={"music","no music"},on=0,
},
difficulty={
l={"normal","nightmare","custom"},
update=function(v)
if v==0 then
opt._set("max_bkt",opt.max("max_bkt"))
opt._set("healing",opt["healing"].on)
opt._set("burnout",opt["burnout"].on)
elseif v==1 then
opt._set("max_bkt",opt.min("max_bkt"))
opt._set("healing",1-opt["healing"].on)
opt._set("burnout",1-opt["burnout"].on)
end
end,
},
max_bkt={
min=1,
max=6,
str=function(v)
return tostr(v).." buckets"
end,
update=function()
opt._set("difficulty",opt.max("difficulty"))
end,
},
healing={
l={"water heals","no healing"},on=0,
update=function()
opt._set("difficulty",opt.max("difficulty"))
end,
},
burnout={
l={"burns out","burn 4 ever"},on=0,
update=function()
opt._set("difficulty",opt.max("difficulty"))
end,
},
str=function(o)
local v=opt.get(o)
if(opt[o].str) return opt[o].str(v)
return opt[o].l[v+1]
end,
min=function(o)
if(opt[o].min) return opt[o].min
return 0
end,
max=function(o)
if(opt[o].max) return opt[o].max
return #opt[o].l-1
end,
get=function(o)
return mid(opt.min(o),dget(cdata.opt[o]),opt.max(o))
end,
_set=function(o,v)
dset(cdata.opt[o],mid(opt.min(o),v,opt.max(o)))
end,
set=function(o,v)
opt._set(o,v)
if(opt[o].update) opt[o].update(v)
end,
on=function(o)
return opt[o].on==opt.get(o)
end,
}
options_state={
opt={
"music",
"difficulty",
"max_bkt",
"healing",
"burnout",
},
init=function(my)
mus.stop()
my.sel=1
end,
update=function(my)
local sel=my.sel+padp.dy
local dv=padp.dx
my.sel=mid(1,sel,#my.opt)
if dv~=0 then
local k=my.opt[my.sel]
opt.set(k,opt.get(k)+dv)
end
if(padp.bo or padp.bx) game.next(menu_state)
end,
draw=function(my)
cls(0)
for n=1,#my.opt do
local k=my.opt[n]
local str=opt.str(k)
local v=opt.get(k)
clip() camera(-1,6)
if n==my.sel then
local c
c=8 if(v==0) c=5
print("⬅️",0,n*7,c)
c=8 if(v==opt.max(k)) c=5
print("➡️",55,n*7,c)
cprint(str,n*7,8)
else
cprint(str,n*7,5)
end
n+=1
end
end,
}
--
-- game over screen
--
gameover_state={
init=function()
mus.play(3)
end,
update=function()
if(padp.bx or padp.bo) game.next(menu_state)
end,
draw=function()
firetext.draw("game over")
end,
}
--
-- rescued screen
--
rescued_state={
init=function()
local time=world_state.time
local best_time=dget(cdata.best_time)
mus.play(4)
dset(cdata.last_time,time)
if best_time==0 or time<best_time then
dset(cdata.best_time,time)
end
end,
update=function()
if(padp.bx or padp.bo) game.next(menu_state)
end,
draw=function()
firetext.draw("rescued")
end,
}
--
-- running game
--
banner={
init=function(my,str)
my.tick=0
my.str=str
my.x=0
my.next_state=nil
end,
update=function(my)
if my.tick<game.tick() then
my.str=nil
if(my.next_state) game.next(my.next_state)
return
end
my.x+=1
end,
draw=function(my)
if(not my.str) return
clip(0,39,64,46)
camera(my.x,-40)
for n=1,4 do
print(my.str,rnd(3),rnd(3),9+n%2)
end
print(my.str,1,1,0)
end,
new=function(str,next_state)
my=banner -- fixme
if(my.str == str) return
my.x=-64
my.str=str
my.tick=game.tick()+64+4*#str
my.next_state=next_state
end,
}
mus={
play=function(pat,delay,mask)
if(not opt.on("music")) return
music(pat,delay,mask)
end,
stop=function()
music(-1)
end,
}
-- items
item={
bucket=64,
bucket_full=65,
take=function(play,x,y)
local ispr=iget(x,y)
if ispr==item.bucket or ispr==item.bucket_full then
if play.n_bkt>= opt.get("max_bkt") then
banner.new("can't carry more buckets")
return
end
play.n_bkt+=1
if(ispr==item.bucket_full) play.bkt+=1
banner.new("bucket taken")
end
iset(x,y,0)
end,
}
function iset(x,y,item)
mset(64+x,y,item)
end
function iget(x,y)
return mget(64+x,y)
end
-- player data
player={
max_ht=100.0,
init=function(my)
my.x=256-24
my.y=256-8
my.dx=0
my.dy=0
my.hd_x=1
my.hd_y=0
my.ht=my.max_ht
my.en=my.max_ht
my.bkt=0
my.n_bkt=0
my.died=false
my.on_pad=false
end,
hurt=function(my,dmg)
if(konami.on) return
my.ht=max(0,my.ht-dmg)
my.en=min(my.en,my.ht)
if(my.ht==0) my.died=true
end,
tire=function(my,pow)
if(konami.on) return
local en=my.en-max(pow-1,0)
my.en=max(0,en)
if en<0 then
my.hurt(my,en/-20)
end
end,
heal=function(my,rate)
if(not opt.on("healing")) return
local ht=(1+my.ht)*(1+rate)
my.ht=min(ht,my.max_ht)
end,
rest=function(my,rate)
local en=(1+my.en)*(1+rate)
my.en=min(en,my.ht)
end,
move=function(my,spd)
local mov_x=pad.dx
local mov_y=pad.dy
if mov_x~=0 or mov_y~=0 then
my.hd_x=mov_x
my.hd_y=mov_y
my.tire(my,spd)
if(my.en<my.max_ht/4) spd/=2
else
my.rest(my,0.01)
end
local dx=mov_x*spd
local dy=mov_y*spd
my.x=mid(0,my.x+dx,504)
my.y=mid(0,my.y+dy,504)
my.collide(my,dx,dy)
end,
collide=function(my,dx,dy)
local mflags=0
local iflags=0
for d_x=0,7,7 do
local map_x=(my.x+d_x)/8
for d_y=0,7,7 do
local map_y=(my.y+d_y)/8
local iflag=fget(iget(map_x,map_y))
local mflag=fget(mget(map_x,map_y))
iflags=bor(iflags,iflag)
mflags=bor(mflags,mflag)
if fl_tst(fl_m.fire,iflag) then
my.hurt(my,1)
end
if fl_tst(fl_m.item,iflag) then
item.take(my,map_x,map_y)
end
my.on_pad=fl_tst(fl_m.rescue,mflag)
if fl_tst(fl_m.rescue,band(iflag,mflag)) and rescue.landed then
game.next(rescued_state)
end
end
end
local aflags=bor(mflags,iflags)
if fl_tst(fl_m.water,mflags) then
my.bkt=min(my.n_bkt,my.bkt+1)
my.heal(my,0.001)
end
if fl_tst(fl_m.block,aflags) then
my.x-=dx
my.y-=dy
end
end,
update=function(my)
if(my.died) return
local pow=1
if(pad.bx) pow*=2
my.move(my,pow)
if(padp.bo) my.use_bucket(my,pow)
if(my.died) banner.new("you die",gameover_state)
end,
draw=function(my)
local pspr=33+my.hd_x+16*my.hd_y
clip(0,0,64,48)
camera(world.x,world.y)
spr(pspr,my.x,my.y)
end,
use_bucket=function(my,pow)
if(my.bkt<1) return
my.tire(my,pow*20)
if(my.en<=25) pow/=2
for x=-1,8,3 do
local mx=(my.x+x)/8+my.hd_x*(pow+1)
for y=-1,8,3 do
local my=(my.y+y)/8+my.hd_y*(pow+1)
if iget(mx,my)==0 then
iset(mx,my,12)
end
if fget(iget(mx,my),fl_b.fire) then
fire.clr(mx,my,12)
sfx(1)
end
end
end
if(not konami.on) my.bkt-=1
end,
}
fire={
clr=function(x,y,sp)
if(not fire.at(x,y)) return
minimap.set(x,y,0)
iset(x,y,sp)
if opt.on("burnout") and rnd(1)<0.1 then
mset(x,y,4)
end
end,
set=function(x,y,always)
local m_spr=mget(x,y)
if(fget(m_spr,fl_b.water)) return
if fget(iget(x,y),fl_b.wet) then
iset(x,y,0)
return
end
if fget(m_spr,fl_b.fire) or always then
minimap.set(x,y,8)
iset(x,y,15)
end
if(fget(m_spr,fl_b.last)) return
mset(x,y,mget(x,y)+1)
end,
at=function(x,y)
if x<0 or y<0 or x>63 or y>64 then
return false
end
return fget(iget(x,y),fl_b.fire)
end,
animate=function()
local x=flr(rnd(8))
local y=flr(rnd(8))
local c=(flr(rnd(4))+8)%11
sset(x+120,y,c)
end,
update_at=function(x,y)
local prob=0
for d_x=-1,1 do
for d_y=-1,1 do
local ispr=iget(x+d_x,y+d_y)
if fget(ispr,fl_b.fire) then
prob+=0.11
elseif fget(ispr,fl_b.wet) then
prob-=0.1
end
end
end
if rnd(1)<prob then
fire.set(x,y)
elseif opt.on("burnout") and rnd(0.15)>prob then
fire.clr(x,y)
end
end,
update=function()
for x=0,63 do
fire.update_at(x,game.tick(64))
end
end
}
thunder={
init=function()
thunder.tick=0
thunder.prob=0.005
end,
update=function()
if rnd(1) < thunder.prob then
local thun_x=flr(rnd(64))
local thun_y=flr(rnd(64))
fire.set(thun_x,thun_y,true)
thunder.tick=game.tick()+flr(4+rnd(4))
sfx(0)
end
end,
strike=function()
return thunder.tick>game.tick()
end,
}
helicopter={
init=function(my,x,y)
my.x=x
my.y=y
end,
animate=function(my)
local base=66+4*flr(game.tick(4)/2)
for dx=0,3 do
for dy=0,3 do
iset(my.x+dx,my.y+dy,base+dx+dy*16)
end
end
end,
explode=function(my)
for dx=0,2 do
fire.set(my.x+dx,my.y+1+rnd(2),true)
end
end,
}
rescue={
init=function(my)
my.can_land=false
my.landed=false
my.tick=flr((60+rnd(30))*30)
end,
update=function(my)
local on_fire=false
for x=29,34 do
for y=29,34 do
on_fire=on_fire or fire.at(x,y)
end
end
if my.landed then
if on_fire then
helicopter.explode(helicopter)
banner.new("rescue helicopter exploded",gameover_state)
else
helicopter.animate(helicopter)
end
else
if game.tick()>my.tick then
if on_fire then
mus.play(1)
banner.new("fire hazard - rescue turned away")
my.tick+=flr((45+rnd(15))*30)
if player.n_bkt<opt.get("max_bkt") then
local px=player.x/8
local py=player.y/8
iset(px+rnd(5)-2,py+rnd(5)-2,item.bucket)
end
elseif player.on_pad then
banner.new("please leave the helipad")
else
my.landed=true
banner.new("helipad clear - rescue landed")
helicopter.init(helicopter,30,30)
end
end
end
end,
draw=function(my)
local secs=flr(max(my.tick-game.tick(),0)/30)
timer.draw(secs,64,8)
end,
}
minimap={
init=function()
for x=0,63,4 do
for y=0,63,4 do
minimap.clr(x,y)
end
end
end,
draw=function()
clip(48,48,16,16)
camera(-48,-48)
rectfill(0,0,16,16,0)
spr(110,0,0,2,2)
if game.tick(2) == 1 then
pset(player.x/32,player.y/32,15)
end
end,
clr=function(x,y)
minimap.set(x,y,0)
end,
set=function(x,y,c)
local mm_x=112+x/4
local mm_y=48+y/4
sset(mm_x,mm_y,c)
end
}
timer={
draw=function(secs,x,c)
local m=flr(secs/60)
local s=secs%60
local tstr
if s<10 then
tstr=m..":0"..s
else
tstr=m..":"..s
end
clip()
camera()
print(tstr,x-4*#tstr,1,c)
end
}
ui={
init=function()
init(minimap)
end,
draw=function()
camera(0,-48) clip(0,48,48,16)
rectfill(0,0,64,16,9)
ht_px=flr(46*player.ht/player.max_ht)
en_px=flr(46*player.en/player.max_ht)
rectfill(1,1,46,5,8)
if(ht_px>0)rectfill(1,1,ht_px,5,10)
if(en_px>0)rectfill(1,1,en_px,5,11)
print("health",12,1,0)
if player.n_bkt>0 then
for n=1,player.bkt do
spr(item.bucket_full,n*7-6,7)
end
for n=player.bkt+1,player.n_bkt do
spr(item.bucket,n*7-6,7)
end
end
draw(minimap)
timer.draw(world_state.time,21,0)
end
}
water={
line=function()
local sum=0
for n=1,10 do
sum+=rnd(1)
end
return max(1,sum-2)
end,
init=function()
for n=0,63 do
for c=0,water.line() do
water.set(n,c)
end
for c=0,water.line() do
water.set(c,n)
end
for c=0,water.line() do
water.set(63-n,63-c)
end
for c=0,water.line() do
water.set(63-c,63-n)
end
end
end,
set=function(x,y)
mset(x,y,14)
minimap.set(x,y,12)
end,
}
world={
init=function(my)
my.x=player.x
my.y=player.y
for ix=0,63 do
for iy=0,63 do
iset(ix,iy,0)
end
end
init(water)
init(thunder)
helicopter.init(helicopter,player.x/8-1,player.y/8-4)
helicopter.animate(helicopter)
helicopter.explode(helicopter)
iset(player.x/8+rnd(5)-2,player.y/8+rnd(5)-2,item.bucket)
end,
update=function(my)
local dx=player.x-28-my.x
local dy=player.y-20-my.y
my.x=mid(0,my.x+dx/4,448)
my.y=mid(0,my.y+dy/4,464)
update(thunder)
update(fire)
fire.animate()
end,
draw=function(my)
local cam_x=my.x%8
local cam_y=my.y%8
local map_x=flr(my.x/8)
local map_y=flr(my.y/8)
clip(0,0,64,48)
camera(cam_x,cam_y)
map(map_x,map_y,0,0,9,7)
map(map_x+64,map_y,0,0,9,7)
end
}
world_state={
draw=draw_world,
update=update_world,
init=function()
reload(0x0,0x0,0x3000)
init(ui)
init(banner)
init(konami)
init(player)
init(rescue)
init(world)
banner.new("❎ to sprint 🅾️ to throw, rescue on its way once you clear the helipad from fire")
mus.play(2)
end,
update=function()
update(konami)
update(player)
update(rescue)
update(world)
update(banner)
end,
draw=function(my)
cls(6+flr(rnd(2)))
if not thunder.strike() then
draw(world)
end
draw(rescue)
draw(player)
draw(ui)
draw(banner)
end,
}
--
-- engine library
--
function noop() end
function init(my) if(my) my.init(my) end
function update(my) if(my) my.update(my) end
function draw(my) if(my) my.draw(my) end
pad={
update=function(my)
my.dx,my.dy=0,0
if(button.l) my.dx-=1
if(button.r) my.dx+=1
if(button.u) my.dy-=1
if(button.d) my.dy+=1
my.bo=button.o
my.bx=button.x
end,
}
padp={
update=function(my)
my.dx,my.dy=0,0
if(button.pl) my.dx-=1
if(button.pr) my.dx+=1
if(button.pu) my.dy-=1
if(button.pd) my.dy+=1
my.bo=button.po
my.bx=button.px
end,
}
konami={
code={2,2,3,3,0,1,0,1,5,4},
init=function(my)
my.step=1
my.on=false
end,
update=function(my)
if(not button.pany) return
if(my.step>#my.code) return
if btnp(my.code[my.step]) then
my.step+=1
else
my.step=1
end
if(my.step<=#my.code) return
banner.new("⬆️ ⬆️ ⬇️ ⬇️ ⬅️ ➡️ ⬅️ ➡️ ❎ 🅾️ ")
my.on=true
end,
}
button={
update=function(my)
local l,r,u,d,o,x
l,r,u,d,o,x=btn(0),btn(1),btn(2),btn(3),btn(4),btn(5)
my.l,my.r,my.u,my.d,my.o,my.x=l,r,u,d,o,x
my.any=l or r or u or d or o or x
l,r,u,d,o,x=btnp(0),btnp(1),btnp(2),btnp(3),btnp(4),btnp(5)
my.pl,my.pr,my.pu,my.pd,my.po,my.px=l,r,u,d,o,x
my.pany=l or r or u or d or o or x
update(pad)
update(padp)
end
}
game={
state={},
draw=noop,
update=noop,
init=function(state)
game.next(state)
end,
next=function(state)
local update=state.update or noop
local draw=state.draw or noop
game.state,game.update,game.draw=state,update,draw
state.tick=0
state.time=0
if(state.init) state.init(state)
end,
tick=function(mod)
if mod then
return game.state.tick%mod
else
return game.state.tick
end
end,
nth_tick=function(mod)
return game.tick(mod)==0
end,
update_tick=function(state)
state.tick+=1
if(state.tick%30==0) state.time+=1
end,
}
--