Save a handful of tokens and fix indentation. (#2)

Reviewed-on: pyrex/chameleonic#2
Co-authored-by: Kistaro Windrider <kistaro@gmail.com>
Co-committed-by: Kistaro Windrider <kistaro@gmail.com>

chameleonic.p8

@@ -22,7 +22,6 @@ function names(root)
 end
 
 function _doall(x)
- 
  for n in names(x) do
   for mod in all(modules) do
    local f=mod[n]
@@ -32,13 +31,12 @@ function _doall(x)
 end 
 
 -- source: https://www.lexaloffle.com/bbs/?pid=78990
-gaps={57,23,10,4,1}
+gaps=split"57,23,10,4,1"
 --{701,301,132,57,23,10,4,1}
 function shellsort(a)
  for gap in all(gaps) do
   for i=gap+1,#a do
-   local x=a[i]
-   local j=i-gap
+   local x,j=a[i],i-gap
    while j>=1 and a[j].key>x.key do
     a[j+gap]=a[j]
     j-=gap
@@ -142,15 +140,28 @@ function level:advance()
 end
 
 function level:draw()
+ cls(1)
+ pal(1,0)
  map(
   self.bigx*16,self.bigy*16,
   0,0,16,16,
   64 -- flag 6: visible
  )
+ for _,pit in pairs(self._pits) do
+  spr(pit.s,pit.px,pit.py)
+  if pit.contents then
+   pal(7,0)
+   pal(0,1)
+   palt(0,false)
+   spr(pit.contents,pit.px,pit.py)
+   pal()
+ end
  for _,crate in pairs(self._crates) do
   spr(crate.s,crate.px,crate.py)
   end
  end
+ pal()
+end
 
 function level:busy()
  for _,crate in pairs(self.crates) do
@@ -162,26 +173,55 @@ end
 function level:update()
  _apply(self, self.todo)
 
- for _,crate in pairs(self._crates) do
+ local remove={}
+ for cix,crate in pairs(self._crates) do
   _apply(crate, crate.todo)
+
+  if #crate.todo==0 then 
+   local pit=self._pits[_mix(crate.mx,crate.my)]
+   if pit!=nil and pit.contents==nil then
+    add(remove,cix)
+    crate.dead=true
+    pit.contents=crate.s
+   end
+  end
+ end
+ for cix in all(remove) do
+  self._crates[cix]=nil
+ end
+ if #remove>0 then
+  self:recollide()
+  self:reanchor(true)
  end
 end
 
 function level:load_dynobjs()
  self._crates={}
+ self._pits={}
+
  for mx=0,15,1 do
   for my=0,15,1 do
    local mxy=_mix(mx,my)
+   local px,py=mx*8,my*8
    local s=self:_mget(mx,my)
    local def=self:_get_cratedef(s)
    if def!=nil then
     self._crates[mxy]={
      s=s,def=def,
      mx=mx,my=my,
-     px=mx*8,py=my*8,
+     px=px,py=py,
      todo={}
     }
    end
+
+   if s==28 then -- pit
+    self._pits[mxy]={
+      s=s,
+      mx=mx,my=my,
+      px=px,py=py,
+      contents=nil
+    }
+   end
   end
  end
 end
@@ -241,6 +281,11 @@ function level:anchors_in(px0,py0,px1,py1)
  return ancs
 end
 
+function level:get_open_pit(mx,my)
+ local pit=self._pits[_mix(mx,my)]
+ if (pit and pit.contents==nil) return pit
+end
+
 function level:point_anchor(px,py)
  local ax,ay=self:p2a(px,py)
  local anc=self._anch[_amix(ax,ay)]
@@ -435,6 +480,8 @@ function player:reinit(x,y)
  self.py=0
  self.todo={}
 
+ self.fall_frame=0
+ 
  self.orientx=-1
  self.orienty=0
  
@@ -467,6 +514,11 @@ function player:update()
    level:advance()
    return
   end
+  if level:get_open_pit(self.x,self.y) then
+   self.todo={{update=self._fall}}
+   return
+  end
+
   if btn(⬅️) then 
    if level:can_move(true,self.x,self.y,-1,0,0,2) then
     self.todo=f4({{orientx=-1,orienty=0,px=-2},{px=-7},{x=self.x-1}})
@@ -532,6 +584,12 @@ function player:update()
  end
 end
 
+function player:_fall()
+ if self.fall_frame<10 then
+  self.fall_frame+=1
+ end
+end
+
 function player:_rope_pos()
  local px=self.x*8+self.px
  local px2=px+4
@@ -551,20 +609,25 @@ function player:draw()
 
  local head=2-self.orienty
 
+ if (self.fall_frame>5) return
+ 
+ if (self.fall_frame>0) then
+  for i=0,15 do pal(i,1) end
+ end
+
  if self.orientx==-1 then
   spr(16,px+6,py-2,1,1)
-  if (self.rope) self.rope:draw()
+  if (self.rope and self.fall_frame==0) self.rope:draw()
   spr(17,px+1,py,1,1)
   spr(head,px-3,py-3,1,1)
  else
   spr(16,px-6,py-2,1,1,true)
-  if (self.rope) self.rope:draw()
+  if (self.rope and self.fall_frame==0) self.rope:draw()
   spr(17,px-1,py,1,1,true)
   spr(head,px+3,py-3,1,1,true)
  end
- --spr(17,px+3,py)
- --spr(17,px+6,py)
- -- if spr(2,self.x*8+self.px)
+ pal()
+
 end
 -->8
 
@@ -637,12 +700,16 @@ function rope:_make_consistent()
   )
 
   if #self.latch.rec.todo==0 then
+   if self.latch.rec.dead==true then 
+    self.under_destruction=true
+    return
+   end
    for i=0,#self.ancs do
     local a0=self:_anc(i)
     local a1=self:_anc(i+1)
     if not self:_can_stretch(a0, a1) then
      self.under_destruction=true
-     break
+     return
     end
    end
   end
@@ -1271,22 +1338,22 @@ end
 
 
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@@ -1303,14 +1370,14 @@ eeee0000cc0cc0cc0000000000000000000000000000000000000000000000000000000000000000
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@@ -1448,9 +1515,9 @@ __map__
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