new stuff

untitled.p8

@@ -0,0 +1,147 @@
+pico-8 cartridge // http://www.pico-8.com
+version 42
+__lua__
+function _init()
+ add(entities,player:new())
+ for i=0,20 do
+  printh("")
+ end
+end
+
+function _update60()
+ b=btn()
+ for e in all(entities) do
+  e:update()
+ end
+end
+
+function _draw()
+ cls()
+ map()
+ for e in all(entities) do
+  e:draw()
+  
+ end
+ 
+end
+-->8
+--globals
+--global environment
+global=_ENV
+
+--class
+class=setmetatable({
+ new=function(_ENV,tbl)
+	 tbl=setmetatable(tbl or {},{
+	  __index=_ENV
+	 })
+	  
+	 tbl:init()
+	 
+	 return tbl
+ end,
+ init=function()end
+},{__index=_ENV})
+
+
+--entity
+entity=class:new({
+x=1,
+y=1,
+w=8,
+h=8
+})
+entities={}
+
+--btn
+b=0
+
+--helper functions
+function hitx(e)
+ fl=0
+ for x=0,e.w do 
+  x1,y1,y2=(e.x+x)/8,e.y/8,(e.y+e.h)/8
+  fl=fl|fget(mget(x1,y1))|fget(mget(x1,y2))
+ end
+ return fl
+end 
+
+function hity(e)
+ fl=0
+ for y=0,e.h do
+  x1,x2,y1=e.x/8,(e.x+e.w)/8,(e.y+y)/8
+  fl=fl|fget(mget(x1,y1))|fget(mget(x2,y1))
+ end
+ return fl
+end
+-->8
+--npc
+npc=entity:new({
+ spd=.5,
+ s=0,--sprite
+ 
+ update=function(_ENV)
+ 
+ end,
+ draw=function(_ENV)
+  
+  spr(s,x,y)
+ end
+
+})
+
+player=npc:new({
+ x=6,
+ y=6,
+ s=0,
+ update=function(self)
+--  hit(self)
+  b=global.b
+  xv,yv=0,0
+  --left,right,up,down
+  if ((b & 0x1)!=0) xv-=1
+  if ((b&0x2)!=0) xv+=1
+  if ((b&0x4)!=0) yv-=1
+  if ((b&0x8)!=0) yv+=1
+  if xv!=0 or yv!=0 then
+--   if (hity(player:new({y=self.y+yv}))) self.y+=yv
+--   if hit(player:new({
+--    x=self.x+xv,
+--    y=self.y+yv
+--    })) then
+--    printh("hit")
+--   else
+--    if (hitx(player:new({x=self.x+xv}))) printh("x?")
+    t=player:new({x=self.x+xv,y=self.y+yv})
+    fx=hitx(t) --flags x
+    fy=hity(t) --flags y
+    if ((fx&0x1)==0) self.x+=xv
+    if ((fy&0x1)==0) self.y+=yv
+  end
+ end
+})
+__gfx__
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+__gff__
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+0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
+__map__
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