From cc6efb5e61fb1f672556ef4091a689cdfeb2e1d7 Mon Sep 17 00:00:00 2001
From: Nyeogmi <economicsbat@gmail.com>
Date: Sat, 31 Dec 2022 14:05:22 -0800
Subject: [PATCH] Re-refactor 1

---
 chameleonic.p8 | 85 +++++++++++++++++++++++++++++++++-----------------
 1 file changed, 56 insertions(+), 29 deletions(-)

diff --git a/chameleonic.p8 b/chameleonic.p8
index 59222a9..9d2ec6c 100644
--- a/chameleonic.p8
+++ b/chameleonic.p8
@@ -394,11 +394,14 @@ function level:reanchor()
   old.dropped=true
  end
 
+ local moves={}
  for k,new in pairs(anch_new) do
   local old=anch_old[k]
   if old then
    anch_new[k]=old
-   old.ax_old,old.ay_old,old.ax,old.ay,old.adx,old.ady=old.ax,old.ay,new.ax,new.ay,new.adx,new.ady
+   local ax_old,ay_old
+   ax_old,ay_old,old.ax,old.ay,old.adx,old.ady=old.ax,old.ay,new.ax,new.ay,new.adx,new.ady
+   if (ax_old!=old.ax or ay_old!=old.ay) add(moves,{ax_old,ay_old,new.ax,new.ay,key=k})
    old.dropped=nil
   end
  end
@@ -408,15 +411,16 @@ function level:reanchor()
   add(self._anch_keys,{key=k})
  end
  shellsort(self._anch_keys)
- for point in self:anchor_points() do
-  if point.ax_old and player.rope and (point.ax_old != point.ax or point.ay_old != point.ay) then 
-   -- printh("moving: "..tostring({point.ax_old,point.ay_old}).."=>"..tostring({point.ax,point.ay}))
-   player.rope:be_pushed_by(point,point.ax_old,point.ay_old)
-  end
-  point.ax_old,point.ay_old=nil,nil
+ shellsort(moves)
+ printh("!!STARTING!!")
+
+ if player.rope then
+  player.rope:experience_anchor_moves(moves)
  end
 
- if (player.rope) player.rope:relax()
+ for point in self:anchor_points() do
+  point.moved=nil
+ end
 end
 
 function level:win_at(mx,my)
@@ -424,9 +428,10 @@ function level:win_at(mx,my)
 end
 
 function level:anchor_points()
- keys=all(self._anch_keys)
+ local i=0
  return function() 
-  local k=keys()
+  i+=1
+  local k=self._anch_keys[i]
   if (k) return self._anch[k.key]
  end
 end
@@ -988,7 +993,6 @@ function rope:draw(artificial_px,artificial_py)
  end
 
  -- debug
- --[[
  local n1=self.src
  local sy=0
  while true do
@@ -1036,7 +1040,6 @@ function rope:draw(artificial_px,artificial_py)
 	 pset(x+p.adx,y,11)
 	 pset(x,y+p.ady,11)
 	end
- ]]
 end
 
 function rope:drag_dst(x,y)
@@ -1075,6 +1078,7 @@ function rope:relax()
   if (not n1) break
   local n2=n1.next
 
+
   if n0.ax==n1.ax and n0.ay==n1.ay then 
    n0.next=n2 
    if (n2) n2.prev=n0
@@ -1090,17 +1094,11 @@ function rope:relax()
   local n2=n1.next
   if (not n2) return
 
+  local x0,y0=n0.ax,n0.ay
+  local x1,y1=n1.ax,n1.ay
+  local x2,y2=n2.ax,n2.ay
+
   if n1.associated_with then
-
-   local x0,y0=n0.ax,n0.ay
-   local x1,y1=n1.ax,n1.ay
-   local x2,y2=n2.ax,n2.ay
-
-   if x1!=n1.associated_with.ax or y1!=n1.associated_with.ay then
-    -- printh("dragging home: "..tostring{n1.ax,n1.ay}.."->"..tostring(n1.associated_with))
-    self:_drag(n1,n1.associated_with.ax,n1.associated_with.ay)
-   end
-
    local would,x1_new,y1_new=would_stick(x0,y0,n1.associated_with,x2,y2)
    if not would and not (n1.ax==x1_new and n1.ay==y1_new) then
     -- printh("dragging: "..tostring{n1.associated_with, {x1_new, y1_new}})
@@ -1219,9 +1217,37 @@ function would_stick(x0,y0,anchor,x2,y2)
  return not wouldnt,x1_new,y1_new,adx,ady
 end
 
-function rope:be_pushed_by(anchor,ax_old,ay_old)
+function rope:experience_anchor_moves(moves)
+ self:_be_dragged_by(moves)
+ self:_be_pushed_by(moves)
+ self:relax()
+end
+
+function rope:_be_dragged_by(moves)
+ local n=self.src
+ while n do
+  for t in all(moves) do
+   local ax_old,ay_old,ax_new,ay_new=unpack(t)
+   if (ax_old==n.ax and ay_old==n.ay) n.dest={ax_new,ay_new} break
+  end
+  n=n.next
+ end
+
+ n=self.src
+ while n do
+  if (n.dest) self:_drag(n,unpack(n.dest)) n.dest=nil
+  n=n.next
+ end
+end
+
+function rope:_be_pushed_by(moves)
+ for i in all(moves) do
+  self:_be_pushed_by1(unpack(i))
+ end
+end
+
+function rope:_be_pushed_by1(ax_old,ay_old,ax_new,ay_new)
  local n0=self.src
- local ax_new,ay_new=anchor.ax,anchor.ay
  while true do
   n1=n0.next
   if (not n1) return
@@ -1229,17 +1255,18 @@ function rope:be_pushed_by(anchor,ax_old,ay_old)
   local nx0,ny0=n0.ax,n0.ay
   local nx1,ny1=n1.ax,n1.ay
 
+  printh(tostring{nx0,ny0,nx1,ny1})
   local nxmn,nxmx = _mnmx(nx0,nx1)
   local nymn,nymx = _mnmx(ny0,ny1)
   -- printh(tostring({anchor,nxmn,nxmx,nymn,nymx}))
 
   if
-   (ax_new!=ax_old or (nxmn<=anchor.ax and anchor.ax<=nxmx)) and 
-   (ay_new!=ay_old or (nymn<=anchor.ay and anchor.ay<=nymx)) and 
+   (ax_new!=ax_old or (nxmn<=ax_new and ax_new<=nxmx)) and 
+   (ay_new!=ay_old or (nymn<=ay_new and ay_new<=nymx)) and 
 
    (_which_side(ax_old,ay_old,nx0,ny0,nx1,ny1)!= 
     _which_side(ax_new,ay_new,nx0,ny0,nx1,ny1) 
-   ) and would_stick(nx0,ny0,anchor,nx1,ny1)
+   ) and would_stick(nx0,ny0,{ax=ax_new,ay=ay_new},nx1,ny1)
   then
    -- printh("found (in): "..tostring({{nx0,ny0},{nx1,ny1}, anchor}))
    local nx05,ny05
@@ -1333,7 +1360,7 @@ function rope:_drag(n1,ax1_new,ay1_new,ax_removing,ay_removing)
    )
   if (not anch) break
   local n05={ax=anch.ax,ay=anch.ay,associated_with=anch,prev=n0,next=n1}
-  -- printh("creating pre: "..tostring(n0.associated_with).."->"..tostring(n05.associated_with).."->"..tostring(n1.associated_with))
+  printh("creating pre: "..tostring(n0.associated_with).."->"..tostring(n05.associated_with).."->"..tostring(n1.associated_with))
   n0.next=n05
   n1.prev=n05
   n0=n05
@@ -1347,7 +1374,7 @@ function rope:_drag(n1,ax1_new,ay1_new,ax_removing,ay_removing)
   )
   if (not anch) break
   local n15={ax=anch.ax,ay=anch.ay,associated_with=anch,prev=n1,next=n2}
-  -- printh("creating post: "..tostring(n1.associated_with).."->"..tostring(n15.associated_with).."->"..tostring(n2.associated_with))
+  printh("creating post: "..tostring(n1.associated_with).."->"..tostring(n15.associated_with).."->"..tostring(n2.associated_with))
   n1.next=n15
   n2.prev=n15
   n2=n15