.gitignore

@@ -1,2 +0,0 @@
-*.pyc
-__pycache__/

board.lua

@@ -18,13 +18,11 @@ function board:init(ruleset)
  -- wells:
  -- ...n_suits: wands, cups, swords, pentacles, etc
  local function add_suit(_self,suit)
-  local w=well:new(_self.ruleset, function(lst,new)
+  add(_self.wells,well:new(_self.ruleset, function(lst,new)
    assert(lst)  -- the ace is always present initially
    if (new.suit!=suit) return
    return new.suit==suit and new.rank==lst.rank+1
-  end)
+  end))
-  w.obscured_by_extra_slot=true
-  add(_self.wells, w)
  end
  for suit in all(self.ruleset.deck.suits) do
   add_suit(self,suit)
@@ -107,19 +105,13 @@ function board:update()
 end
 
 function board:draw()
- local extra_slot_full=self.slots[self.ruleset.n_slots+1]:peek()!=nil
  for w_ix=1,#self.wells do
   local w=self.wells[w_ix]
   local l=self.ruleset.layouts:well(w_ix)
 
-  local shadowed=nil
-  if w.obscured_by_extra_slot and extra_slot_full then
-   shadowed=true
-  end
-
   for i=1,#w.contents do
    local x,y=l:place_card(i)
-   self.ruleset.deck:draw_card(x,y,w.contents[i],{shadowed=shadowed})
+   self.ruleset.deck:draw_card(x,y,w.contents[i],i<#w.contents)
   end
  end
 
@@ -138,7 +130,7 @@ function board:draw()
  forall_slots(function(x,y,s_ix,s,l,n)
   for i=1,n do
    local x,y=l:place_card(i)
-   self.ruleset.deck:draw_card(x,y,s.contents[i],{rotate=l.rotated})
+   self.ruleset.deck:draw_card(x,y,s.contents[i],i<n)
   end
  end)
 
@@ -149,7 +141,7 @@ function board:draw()
   forall_slots(function(x,y,s_ix,s,l,n)
    if hover_slot==s_ix then
     local x,y=l:place_card(n+1)
-    self.cursor:draw_at(l,x,y)
+    self.cursor:draw_at(x,y)
    end
   end)
  end

board_animations.lua

@@ -61,7 +61,7 @@ function board:_animate_move_card(card,on_end,start_x,start_y,compute_end)
  function anim_obj:draw()
   local x=start_x+(end_x-start_x)*progress
   local y=start_y+(end_y-start_y)*progress
-  _self.ruleset.deck:draw_card(x,y,card,{})
+  _self.ruleset.deck:draw_card(x,y,card,false)
  end
 
  self.animator:add(anim_obj)

cursor.lua

@@ -72,7 +72,7 @@ function cursor:grabbed_card()
  return nil
 end
 
-function cursor:draw_at(l,x,y)
+function cursor:draw_at(x,y)
  local card=self:grabbed_card()
  local acc=self:acceptance_state()
 
@@ -80,34 +80,13 @@ function cursor:draw_at(l,x,y)
   x+=sin(time()/2)*2+0.5
   y+=sin(time()/4)+0.5+1
  end
- x=flr(x)
- y=flr(y)
-
- local function draw_surround_box(fg)
-  if (not fg) return
-  if l.rotated then
-   rect(x-4,y+6,x+13,y+16,fg)
-  else
-   rect(x-1,y-1,x+9,y+16,fg)
-  end
- end
-
- local function draw_overlapping_box(fg)
-  if (l.obscured) draw_surround_box(fg) return
-  if l.rotated then
-   rectfill(x-3,y+7,x+12,y+15,fg)
-  else 
-   rectfill(x,y,x+8,y+15,fg)
-  end
- end
-
 
  if card then
-  local card_fg=self.ruleset.deck:draw_card(x,y,card,{rotate=l.rotated})
+  local card_fg=self.ruleset.deck:draw_card(x,y,card,false)
   local fg=card_fg
   if (acc==acceptance_state.would_accept) fg=9
-  draw_surround_box(fg)
+  if (fg) rect(x-1,y-1,x+9,y+16,fg)
  else
-  draw_overlapping_box(9)
+  rectfill(x,y,x+8,y+15,9)
  end
 end

layout.lua

@@ -1,7 +1,6 @@
 layout_mode={
  obscured=0,  -- for wells
  vertical=1,  -- for conventional slots
- rotated=2,
  -- todo: sideways
 }
 
@@ -10,13 +9,10 @@ function layout:init(x,y,mode)
  self.x=x
  self.y=y
  self.mode=mode
- if (mode==layout_mode.rotated) self.rotated=true
- if (mode!=layout_mode.vertical) self.obscured=true
 end
 
 function layout:place_card(i)
  if (self.mode==layout_mode.obscured) return self.x,self.y
- if (self.mode==layout_mode.rotated) return self.x,self.y
  if (self.mode==layout_mode.vertical) return self.x,self.y+(i-1)*6
  assert(false,"unexpected mode: "..self.mode)
 end

main.p8

@@ -85,91 +85,86 @@ __gfx__
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progression.lua

@@ -1,17 +1,16 @@
 progression={
- ruleset:new(11,5,10,25),
  -- level 1
- ruleset:new(5,1,9,0), -- by test: always winnable
+ -- ruleset:new(5,1,9,0),
  -- level 2
- ruleset:new(5,2,9,0), -- by test: always winnable
+ -- ruleset:new(5,2,9,0),
  -- level 3
- ruleset:new(7,2,9,8),  -- by test: always winnable
+ -- ruleset:new(7,2,9,8),
  -- level 4 (first challenging)
- ruleset:new(9,3,9,16, "l4"),
+ -- ruleset:new(9,3,9,16),
  -- level 5
- ruleset:new(9,3,11,18, "l5"),
+ -- ruleset:new(9,3,11,18),
  -- fortune's foundation
- ruleset:new(11,4,13,22,"ff"),
+ ruleset:new(11,4,13,22,"seeds_ff")
  -- harder than fortune's foundation
- ruleset:new(11,5,10,25)
+ -- ruleset:new(11,5,10,25)
 }

ruleset.lua

@@ -83,32 +83,24 @@ function ruleset:generate_deck()
   if (rank==0 or rank==self.n_arcana-1) deck.instantly_accepted[#deck.cards]=true
  end
 
- function deck:draw_card(x,y,c,special)
+ function deck:draw_card(x,y,c,shadow)
-  if special.rotate then
-   camera(0,-64)
-   poke(0x5f55,0x00)
-  else
-   camera(-x,-y)
-  end
-
   local meta=deck.cards[c]
   local is_extreme=meta.rank==0 or meta.rank==ruleset.n_arcana-1
 
   local s,fg
 
-  local bg
+  local bg,shadowbg
   if meta.suit=='a' or meta.suit=='b' then
-   bg=1
+   bg,shadowbg=1,1
-   if (is_extreme) bg=15
+   if (shadow) bg,shadowbg=1,1
+   if (is_extreme) bg,shadowbg=15,15
   else
-   bg=7
+   bg,shadowbg=7,7
-  end
+   --if (shadow) bg,shadowbg=7,6
-  if special.shadowed then
-   if (bg==1) bg=4
-   if (bg==7) bg=6
   end
 
-  rectfill(0,0,8,15,bg)
+  rectfill(x,y,x+8,y+4,bg)
+  rectfill(x,y+5,x+8,y+15,shadowbg)
 
   if (meta.suit=='p') s,fg=0,4
   if (meta.suit=='s') s,fg=1,12
@@ -121,38 +113,23 @@ function ruleset:generate_deck()
    local rank=""..meta.rank
    pal(7,15)
    if (is_extreme) pal(7,1)
-   print(meta.rank,5-#rank*2,1,7)
+   print(meta.rank,x+5-#rank*2,y+1,7)
-   spr(5,0,8)
+   spr(5,x,y+8)
    pal()
   else
    local name=sub(deck.rank_name,meta.rank,meta.rank)
-   local x2=0
+   local x2=x
    if (meta.suit=='b') x2+=1
-   rectfill(0,0,3,6,fg)
+   rectfill(x,y,x+3,y+6,fg)
-   print(name,x2,1,bg)
+   print(name,x2,y+1,bg)
    pal(7,fg)
-   spr(s,4,0)
+   spr(s,x+4,y)
-   spr(15+meta.rank,0,8)
+   if not shadow then
+    spr(15+meta.rank,x,y+8)
+   end
    pal()
   end
 
-  camera()
-  if special.rotate then
-   poke(0x5f55,0x60)
-   mset(0,0,128)
-   mset(1,0,129)
-   mset(0,1,144)
-   mset(1,1,145)
-   x-=3
-   y+=7
-   for sx=0,8 do
-    for sy=0,15 do
-     tline(x+sy,y+sx,x+sy,y,(0)/8,sy/8,1/8,0)
-    end
-   end
-   tline()
-  end
-
   return fg
  end
 end
@@ -181,7 +158,7 @@ function ruleset:generate_layouts()
    local sx=(i-1)*10
    return layout:new(x+sx,18,layout_mode.vertical)
   end
-  if (i==ruleset.n_slots+1) return layout:new(x+width-ruleset.n_suits*5-5,1,layout_mode.rotated)
+  if (i==ruleset.n_slots+1) return layout:new(x+width-ruleset.n_suits*5-5,1,layout_mode.obscured)
   assert(false, "unknown slot")
  end
 end

seed_compressor/compressor.py

@@ -3,42 +3,14 @@ import struct
 import zlib
 
 def main():
-    # No need to store any seeds for level 2 or 3: all 5000 of the first 5000 seeds are fine
-    # We could use negencode_delta_4b, which is pretty uneventful
-    # level_1 = load_seeds("input/level_1.txt")[:5000]
-    # analyze(level_1)
-    # level_2 = load_seeds("input/level_2.txt")[:5000]
-    # analyze(level_2)
-    # level_3 = load_seeds("input/level_3.txt")[:5000]
-    # analyze(level_3)
-    level_4 = load_seeds("input/level_4.txt")[:5000]
-    # analyze(level_4)
-    level_5 = load_seeds("input/level_5.txt")[:5000]
-    # analyze(level_5)
     ff = load_seeds("input/fortunes_foundation.txt")
-    # analyze(ff)
 
-    # level_7 = load_seeds("input/level_7.txt")[:5000]
+    ffdata = delta_4b(ff)
-    # analyze(level_7)
 
-    level_4_data = negencode_16b(level_4)
+    augment_map("../main.p8", "../seed_constants.lua", ffdata, {
-    level_5_data = negencode_delta_4b(level_5)
+        "ffdata_start": 0,
-    ff_data = delta_4b(ff)
+        "ffdata_end": len(ffdata),
-
+    })
-    all_data = b""
-
-    offsets = {}
-    for block, data in [
-        ("l4", level_4_data),
-        ("l5", level_5_data),
-        ("ff", ff_data)
-    ]:
-        offsets[f"{block}_start"] = len(all_data)
-        all_data += data
-        offsets[f"{block}_end"] = len(all_data)
-
-
-    augment_map("../main.p8", "../seed_constants.lua", all_data, offsets)
 
 
 def augment_map(target, constants_file, binary, offsets):
@@ -86,21 +58,13 @@ def analyze(seeds):
 
     print("{} seeds".format(len(seeds)))
     for encoding in [
-        naive, bitfield, delta_8b, delta_2b, delta_3b, delta_4b, delta_5b, zlib_delta_4b, zlib_delta_8b,
+        naive, delta_8b, delta_3b, delta_4b, delta_5b, zlib_delta_4b, zlib_delta_8b
-        negencode_delta_4b, negencode_16b,
     ]:
         print("{} encoding: {} bytes".format(encoding.__name__, len(encoding(seeds))))
 
 def naive(seeds):
     return b"".join(struct.pack("<I", s) for s in seeds)
 
-def bitfield(seeds):
-    mx = max(seeds)
-    out = bytearray((mx+7)//8)
-    for s in seeds:
-        out[s // 8] |= 1 << (s % 8)
-    return bytes(out)
-
 def delta_8b(seeds):
     out = b""
     acc = 0
@@ -146,9 +110,6 @@ def delta_4b(seeds):
 def zlib_delta_4b(seeds):
     return zlib.compress(delta_4b(seeds))
 
-def delta_2b(seeds):
-    return delta_nb(seeds, 2)
-
 def delta_3b(seeds):
     return delta_nb(seeds, 3)
 
@@ -190,26 +151,6 @@ def delta_nb(seeds, n):
         out += bytes(chunk_bytes)
     return out
 
-def negencode_delta_4b(seeds):
-    mx, new = negencode(seeds)
-    return struct.pack("<H", mx) + delta_4b(new)
-
-def negencode_16b(seeds):
-    mx, new = negencode(seeds)
-    out = b""
-    out += struct.pack("<H", mx)
-    for i in new:
-        out += struct.pack("<H", i) 
-    return out
-
-def negencode(seeds):
-    mn = 0
-    mx = max(seeds) + 1
-    everyone = set(range(mn, mx))
-    for i in seeds:
-        everyone.remove(i)
-    return mx, sorted(everyone)
-
 
 if __name__ == "__main__":
     main()

seed_constants.lua

@@ -1,8 +1,4 @@
 seed_constants={
- l4_start=4096,
+ ffdata_start=4096,
- l4_end=4138,
+ ffdata_end=10434
- l5_start=4138,
- l5_end=4679,
- ff_start=4679,
- ff_end=11017
 }

seeds.lua

@@ -1,54 +1,25 @@
 seeds={}
 add(modules,seeds)
 function seeds:init()
- self.l4=seed_pool:new(seed_constants.l4_start,seed_constants.l4_end,_naive_16b,true)
+ self.seeds_ff=seed_pool:new(seed_constants.ffdata_start,seed_constants.ffdata_end)
- self.l5=seed_pool:new(seed_constants.l5_start,seed_constants.l5_end,_delta_4b,true)
- self.ff=seed_pool:new(seed_constants.ff_start,seed_constants.ff_end,_delta_4b)
 end
 function seeds:choose(pool)
- if (pool) return self[pool]:choose()
+ if (pool) return rnd(self[pool].seeds)
- return rnd(5000>>16)
+ return rnd(0xffff.ffff)
 end
 
 seed_pool=klass()
-function seed_pool:init(addr_start,addr_end,routine,negencode)
+
- if (negencode) self.neg_max=(%addr_start)>>16 addr_start+=2
+function seed_pool:init(addr_start,addr_end)
  local seeds={}
- routine(seeds,addr_start,addr_end)
-
- self.seeds=seeds
- self.is_seed={}
- for s in all(seeds) do
-  self.is_seed[s] = true
- end
-end
-
-function seed_pool:choose()
- if self.neg_max then
-  while true do
-   local r = rnd(self.neg_max)
-   if (not self.is_seed[r]) return r
-  end
- end
-
- return rnd(self.seeds)
-end
-
-function _delta_4b(seeds,s,e)
  local acc=0
- while s < e do
+ while addr_start < addr_end do
-  local byte=@s
+  local byte=@addr_start
   local nb0=byte>>20
   local nb1=(byte&0xf)>>16
   if nb0==0 then acc+=0x0.000f else acc+=nb0 add(seeds,acc) end
   if nb1==0 then acc+=0x0.000f else acc+=nb1 add(seeds,acc) end
-  s+=1
+  addr_start+=1
- end
-end
-
-function _naive_16b(seeds,s,e)
- while s < e do
-  add(seeds,%s)
-  s+=2
  end
+ self.seeds=seeds
 end

simulator/level_7.txt

@@ -1,854 +0,0 @@
-81
-11
-124
-76
-10
-111
-128
-63
-106
-136
-50
-150
-6
-152
-74
-27
-113
-91
-171
-18
-167
-16
-125
-51
-148
-198
-93
-146
-200
-219
-196
-83
-177
-14
-237
-36
-262
-239
-276
-169
-285
-138
-242
-241
-259
-299
-302
-279
-182
-166
-191
-159
-306
-255
-320
-309
-295
-328
-313
-373
-269
-348
-340
-388
-286
-354
-428
-382
-398
-322
-441
-343
-469
-319
-453
-488
-456
-520
-525
-414
-508
-361
-529
-527
-521
-494
-569
-563
-417
-580
-589
-594
-614
-605
-422
-596
-505
-593
-676
-511
-682
-660
-413
-512
-483
-716
-722
-731
-629
-696
-741
-445
-743
-683
-688
-706
-771
-734
-773
-647
-778
-789
-752
-612
-764
-820
-622
-689
-814
-833
-793
-797
-863
-737
-767
-742
-738
-795
-816
-772
-897
-928
-879
-940
-949
-882
-934
-960
-957
-968
-973
-780
-864
-962
-976
-899
-982
-1019
-919
-931
-936
-1009
-1033
-905
-1034
-1026
-1068
-1014
-1015
-1029
-1097
-975
-1104
-1032
-1059
-1040
-1089
-1125
-1147
-1126
-1061
-1167
-1062
-1148
-1055
-1145
-1094
-1215
-817
-1098
-1186
-1211
-1177
-1196
-1239
-1235
-1245
-1225
-1263
-1237
-955
-1163
-1217
-1194
-1202
-1276
-1334
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-1150
-1191
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-1328
-1332
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-1436
-1428
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-1286
-1504
-1509
-1483
-1453
-1476
-1317
-1479
-1511
-1350
-1535
-1357
-1529
-1505
-1555
-1542
-1559
-1563
-1576
-1581
-1525
-1577
-1603
-1607
-1630
-1619
-1546
-1450
-1524
-1435
-1669
-1647
-1597
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-1629
-1566
-1677
-1705
-1701
-1624
-1402
-1676
-1642
-1723
-1719
-1743
-1611
-1711
-1679
-1745
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-1627
-1779
-1765
-1716
-1750
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-1812
-1653
-1776
-1728
-1831
-1731
-1801
-1784
-1848
-1832
-1783
-1826
-1878
-1706
-1790
-1791
-1746
-1862
-1896
-1828
-1872
-1903
-1915
-1921
-1906
-1947
-1931
-1919
-1930
-1936
-1833
-1841
-1968
-1645
-1994
-1997
-1954
-1970
-1979
-2016
-1913
-1957
-2034
-1898
-2004
-1927
-2061
-2044
-1834
-2068
-2079
-1987
-1870
-1953
-2096
-2078
-2101
-2106
-1965
-1958
-2134
-1969
-2029
-2139
-2092
-1961
-2128
-2123
-2140
-2064
-2062
-2071
-2067
-2195
-2102
-2200
-2148
-2111
-2023
-2138
-2223
-2165
-2232
-2115
-2247
-2112
-2157
-2257
-2118
-2206
-2229
-2191
-2171
-2268
-2302
-2283
-2221
-2331
-2094
-2318
-2289
-2186
-2250
-2350
-2170
-2243
-2366
-2337
-2193
-2286
-2303
-2400
-2377
-2332
-2358
-2227
-2336
-2253
-2166
-2404
-2262
-2093
-2413
-2202
-2440
-2371
-2457
-2379
-2429
-2491
-2402
-2238
-2405
-2315
-2502
-2431
-2465
-2531
-2326
-2519
-2419
-2430
-2569
-2533
-2596
-2602
-2471
-2616
-2554
-2590
-2517
-2560
-2548
-2407
-2643
-2580
-2618
-2498
-2619
-2617
-2650
-2334
-2641
-2689
-2706
-2685
-2585
-2717
-2658
-2644
-2695
-2744
-2578
-2687
-2672
-2768
-2661
-2651
-2772
-2669
-2620
-2795
-2770
-2787
-2761
-2629
-2813
-2851
-2854
-2725
-2800
-2888
-2900
-2844
-2625
-2897
-2815
-2934
-2940
-2942
-2937
-2947
-2834
-2846
-2825
-2830
-2624
-2777
-2980
-2747
-2906
-2871
-3006
-2956
-3051
-3090
-3048
-3065
-3088
-2977
-2941
-2912
-3025
-3062
-3103
-3133
-3086
-2960
-3153
-3127
-3165
-3137
-3147
-3008
-3177
-3123
-3110
-2976
-3197
-3015
-3164
-3144
-3035
-3221
-3225
-3207
-3224
-3237
-2982
-3239
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-3182
-3186
-3161
-3099
-2966
-3264
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-3256
-3202
-3293
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-3272
-3252
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-3228
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-3322
-3320
-3365
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-3350
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-3187
-3307
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-3226
-3413
-3418
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-3433
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-3530
-3481
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-3231
-3510
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-3582
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-3609
-3667
-3683
-3607
-3669
-3484
-3497
-3546
-3725
-3628
-3726
-3738
-3514
-3723
-3526
-3727
-3766
-3748
-3767
-3779
-3785
-3661
-3761
-3824
-3729
-3812
-3708
-3854
-3808
-3595
-3835
-3827
-3801
-3858
-3823
-3886
-3883
-3512
-3861
-3860
-3897
-3863
-3874
-3876
-3912
-3906
-3901
-3909
-3744
-3895
-3869
-3787
-3962
-3934
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-3960
-3993
-3859
-3942
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-3976
-3868
-4010
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-4031
-3935
-4058
-3978
-4062
-3956
-3933
-4028
-4013
-4018
-3952
-4083
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-4066
-4116
-4132
-4021
-3815
-4006
-4153
-4093
-3924
-4047
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-4001
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-4180
-4072
-3926
-4172
-4161
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-4192
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-4157
-4224
-3982
-4202
-4191
-4080
-4234
-4252
-4228
-4048
-4269
-4272
-4243
-3991
-4214
-4246
-4245
-4271
-4050
-4320
-4336
-4285
-4355
-4357
-4262
-4248
-4338
-4315
-4302
-4343
-4291
-4385
-4388
-4280
-3990
-4389
-4342
-4383
-4353
-4423
-4288
-4427
-4365
-4409
-4459
-4467
-4421
-4477
-4151
-4370
-4502
-4511
-4481
-4528
-4494
-4446
-4547
-4533
-4537
-4323
-4554
-4555
-4491
-4593
-4538
-4562
-4536
-4603
-4619
-4553
-4639
-4573
-4514
-4646
-4664
-4665
-4581
-4655
-4673
-4647
-4405
-4683
-4731
-4607
-4703
-4699
-4745
-4742
-4739
-4755
-4782
-4557
-4776
-4800
-4766
-4701
-4762
-4829
-4852
-4738
-4773
-4788
-4728
-4756
-4862
-4859
-4860
-4718
-4877
-4689
-4903
-4879
-4865
-4925
-4844
-4888
-4770
-4929
-4956
-4957
-4858
-4961
-4857
-4924
-4861
-4878
-4962
-4909
-4883
-4993
-4967
-4991
-5004
-5021
-5039
-4893
-4975
-5019
-4936
-5060
-5002
-5046
-5015

simulator/src/main.rs

@@ -1,4 +1,4 @@
-use std::{fs::File, io::Write, sync::{Arc, Mutex}};
+use std::{borrow::Borrow, fs::File, io::Write, sync::{Arc, Mutex}};
 
 use board::Board;
 use ruleset::Ruleset;
@@ -16,7 +16,28 @@ mod zobrist;
 
 fn main() {
     /*
-    let filename = "level_1.txt";
+    let mut rng = PicoRng::srand(0x20000);
+    for _ in 0..10 { 
+        println!("{}", rng.rnd(0x10000));
+    }
+    return;
+    */
+
+    /*
+    let ruleset = Ruleset { 
+        n_slots: 11, 
+        n_suits: 5, 
+        n_cards_per_suit: 10, 
+        n_arcana: 25 
+    };
+    */
+    let ruleset = Ruleset { 
+        n_slots: 11, 
+        n_suits: 4, 
+        n_cards_per_suit: 13, 
+        n_arcana: 22 
+    };
+    /* 
     let ruleset = Ruleset { 
         n_slots: 5, 
         n_suits: 1, 
@@ -25,16 +46,6 @@ fn main() {
     };
     */
     /*
-    let filename = "level_2.txt";
-    let ruleset = Ruleset { 
-        n_slots: 5, 
-        n_suits: 2, 
-        n_cards_per_suit: 9, 
-        n_arcana: 0 
-    };
-    */
-    /* 
-    let filename = "level_3.txt";
     let ruleset = Ruleset { 
         n_slots: 7, 
         n_suits: 2, 
@@ -43,16 +54,6 @@ fn main() {
     };
     */
     /*
-    let filename = "level_4.txt";
-    let ruleset = Ruleset { 
-        n_slots: 9, 
-        n_suits: 3, 
-        n_cards_per_suit: 9, 
-        n_arcana: 16 
-    }; 
-    */
-    /*
-    let filename = "level_5.txt";
     let ruleset = Ruleset { 
         n_slots: 9, 
         n_suits: 3, 
@@ -60,44 +61,30 @@ fn main() {
         n_arcana: 18 
     };
     */
+    let setup = ruleset.compile().expect("compilation should succeed");
     /*
-    let filename = "fortunes_foundation.txt";
+    for _ in 0..10000 {
-    let ruleset = Ruleset { 
+        Deal::deal(&setup, &mut rand::thread_rng());
-        n_slots: 11, 
+    }
-        n_suits: 4, 
-        n_cards_per_suit: 13, 
-        n_arcana: 22 
-    };
     */
 
-    let filename = "level_7.txt";
-    let ruleset = Ruleset { 
-        n_slots: 11, 
-        n_suits: 5, 
-        n_cards_per_suit: 10, 
-        n_arcana: 25 
-    };
-
-    let setup = ruleset.compile().expect("compilation should succeed");
-
     const THREADS: usize = 28;
-    let work_source: WorkSource = WorkSource::new(0);
+    let winnable_seeds_file = Arc::new(Mutex::new(File::create("winnable_seeds_multithreaded.txt").expect("should be able to create")));
-    let winnable_seeds_file = Arc::new(Mutex::new(File::create(filename).expect("should be able to create")));
 
     let mut threads = Vec::new();
-    for _ in 0..THREADS {
+    for i in 0..THREADS {
         let setup2 = setup.clone();
-        let source = work_source.clone();
         let wsf = winnable_seeds_file.clone();
         threads.push(std::thread::spawn(move || {
             winnable_seeds_thread(
                 &setup2, 
-                source,
                 |seed| {
                     let mut f = wsf.lock().expect("must be able to lock");
                     write!(f, "{}\n", seed).expect("write should succeed");
                     f.flush().expect("flush should succeed");
                 },
+                i as u32, 
+                THREADS as u32
             );
         }));
     }
@@ -108,31 +95,11 @@ fn main() {
 
 }
 
-#[derive(Clone)]
+fn winnable_seeds_thread(setup: &ruleset::Setup, mut cb: impl FnMut(u32), start: u32, step: u32) {
-struct WorkSource {
-    seed: Arc<Mutex<Option<u32>>>
-}
-
-impl WorkSource {
-    fn new(seed: u32) -> Self {
-        return WorkSource { seed: Arc::new(Mutex::new(Some(seed))) }
-    }
-
-    fn take(&self) -> Option<u32> {
-        let mut self_seed = self.seed.lock().expect("shouldn't have panicked");
-        if let Some(seed) = *self_seed {
-            *self_seed = seed.checked_add(1);
-            return Some(seed);
-        }
-        return None
-    }
-}
-
-fn winnable_seeds_thread(setup: &ruleset::Setup, source: WorkSource, mut cb: impl FnMut(u32)) {
     let mut winnable = 0;
     let mut total = 0;
     
-    while let Some(seed) = source.take() {
+    for seed in (start..0xffffffff).step_by(step as usize) {
         let mut board = Board::new(&setup);
         board.deal(Deal::deal(&setup, seed));
         board.display();

simulator/winnable_seeds_multithreaded.txt

@@ -10832,109 +10832,3 @@
 85247
 92829
 91669
-97597
-85443
-84931
-91729
-88458
-92969
-95686
-86653
-88570
-86989
-79762
-87578
-90767
-89826
-86559
-90667
-89319
-89598
-85609
-89626
-89416
-88794
-90134
-87662
-97716
-91243
-92688
-86171
-96000
-93473
-79902
-86671
-87690
-97877
-86923
-89767
-86057
-93557
-92638
-90891
-90919
-89823
-90883
-89822
-89878
-92881
-84476
-92722
-92513
-92716
-84588
-94005
-98017
-89836
-90088
-94145
-90172
-90995
-92597
-97884
-90312
-80182
-88850
-80294
-81556
-84840
-96140
-91753
-80434
-90974
-91087
-91809
-94453
-98024
-87129
-81948
-82004
-91271
-86197
-91311
-90718
-85323
-87157
-92793
-92905
-91977
-94789
-94817
-85407
-96224
-98248
-91479
-88082
-85631
-91535
-91591
-85064
-82200
-98500
-89102
-98640
-80518
-82312
-82480
-89158
-96308