erste programme

cards/cave.p8

@@ -0,0 +1,122 @@
+pico-8 cartridge // http://www.pico-8.com
+version 42
+__lua__
+function _init()
+  game_over=false
+  make_cave()
+  make_player()
+end
+
+function _update()
+  if (not game_over) then
+    update_cave()
+    move_player()
+    check_hit()
+  else
+    if (btnp(5)) _init()
+  end   
+end
+
+function _draw()
+  cls()
+  draw_cave()
+  draw_player()
+  
+  if (game_over) then
+    print("game over!",44,44,7)
+    print("your scrore:"..player.score,34,54,7)
+    print("press ❎ to play again!",18,72,6)
+  else
+    print("score:"..player.score,2,2,7)
+  end
+end
+
+-->8
+function make_player()
+  player={}
+  player.x=24
+  player.y=60
+  player.dy=0
+  player.rise=1
+  player.fall=2
+  player.dead=3
+  player.speed=2
+  player.score=0
+end
+
+function draw_player()
+	 sprite=1
+  if (game_over) then
+    sprite=player.dead
+  elseif (player.dy<0) then
+    sprite=player.rise
+  else
+    sprite=player.fall
+  end
+  spr(sprite,player.x,player.y)
+end
+
+function move_player()
+  gravity=0.2
+  player.dy+=gravity
+  if (btnp(⬆️)) then
+    player.dy-=3
+    sfx(0)
+  end
+  player.y+=player.dy
+  player.score+=player.speed
+end
+
+function check_hit()
+  for i=player.x,player.x+7 do
+    if (cave[i+1].top>player.y) or (cave[i+1].btm<player.y) then
+       game_over=true
+       sfx(1)
+    end
+  end
+end
+
+-->8
+function make_cave()
+  cave={{["top"]=4,["btm"]=119}}
+  top=45
+  btm=85
+end
+
+function update_cave()
+  if(#cave>player.speed) then
+    for i=1,player.speed do
+      del(cave,cave[1])
+    end
+  end
+  
+  while (#cave<128) do
+    local col={}
+    local up=flr(rnd(7)-3)
+    local down=flr(rnd(7)-3)
+    col.top=mid(3,cave[#cave].top+up,top)
+    col.btm=mid(btm,cave[#cave].btm+down,124)
+    add(cave,col)
+  end
+end
+
+function draw_cave()
+  top_color=5
+  btm_color=5
+  for i=1,#cave do
+    line(i-1,0,i-1,cave[i].top,top_color)
+    line(i-1,127,i-1,cave[i].btm,btm_color)
+  end
+end
+__gfx__
+0000000000aaaa0000aaaa0000888800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
+000000000aaaaaa00aaaaaa008888880000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
+00700700aa0aa0aaaa0aa0aa88888888000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
+00077000aaaaaaaaaaaaaaaa88988988000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
+00077000aaaaaaaaaaaaaaaa88888888000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
+00700700aa0000aaaaa00aaa88899888000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
+000000000aa00aa00aa00aa008988980000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
+0000000000aaaa0000aaaa0000888800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
+__sfx__
+000400001105012050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
+000a00002c05000000260501e0001f050070400704008040070300803008030070300801008010070100700000000000000000000000000000000000000000000000000000000000000000000000000000000000