Exactly simulate the Hush block reward until it hits zero at halving 31

contrib/hush_supply

@@ -53,24 +53,38 @@ printf "# block, supply, reward, subsidy, fr, totalfr, halvings\n";
 # 12.5 * 100000000 / 32768  = 38146.97265625
 # 12.5 * 100000000 / 65536  = 19073.486328125
 
-
-
-# Halving Block Heights
-# 340000 + 1680000    = 2020000
-# 340000 + 1680000*2  = 3700000
-# 340000 + 1680000*3  = 5380000
-# 340000 + 1680000*4  = 7060000
-# 340000 + 1680000*5  = 8740000
-# 340000 + 1680000*6  = 10420000
-# 340000 + 1680000*7  = 12100000
-# 340000 + 1680000*8  = 13780000
-# 340000 + 1680000*9  = 15460000
-# 340000 + 1680000*10 = 17140000
-# 340000 + 1680000*11 = 18820000
-# 340000 + 1680000*12 = 20500000
-# 340000 + 1680000*13 = 22180000
-# 340000 + 1680000*14 = 23860000
-# 340000 + 1680000*15 = 25540000
+# Hush Halving Heights and Block Rewards
+# 1,12500000000,340000
+# 2,312500000,2020000
+# 3,156250000,3700000
+# 4,78125000,5380000
+# 5,39062500,7060000
+# 6,19531250,8740000
+# 7,9765625,10420000
+# 8,4882812,12100000
+# 9,2441406,13780000
+# 10,1220703,15460000
+# 11,610351,17140000
+# 12,305175,18820000
+# 13,152587,20500000
+# 14,76293,22180000
+# 15,38146,23860000
+# 16,19073,25540000
+# 17,9536,27220000
+# 18,4768,28900000
+# 19,2384,30580000
+# 20,1192,32260000
+# 21,596,33940000
+# 22,298,35620000
+# 23,149,37300000
+# 24,74,38980000
+# 25,37,40660000
+# 26,18,42340000
+# 27,9,44020000
+# 28,4,45700000
+# 29,2,47380000
+# 30,1,49060000
+# 31,0,50740000
 
 
 sub hush_block_reward
@@ -79,18 +93,65 @@ sub hush_block_reward
     my $height   = shift;
     my $halvings = 0;
 
-    # TODO: Cover all halvings until BR=0
-    if  ($height     >= 23860000)    {
+    if  ($height     >= 50740000)    {
+        $reward       = 0;
+        $halvings     = 31;
+    } elsif ($height >= 49060000)    {
+        $reward       = 1;
+        $halvings     = 30;
+    } elsif ($height >= 47380000)    {
+        $reward       = 1;
+        $halvings     = 29;
+    } elsif ($height >= 45700000)    {
+        $reward       = 2;
+        $halvings     = 28;
+    } elsif ($height >= 44020000)    {
+        $reward       = 4;
+        $halvings     = 27;
+    } elsif ($height >= 42340000)    {
+        $reward       = 9;
+        $halvings     = 26;
+    } elsif ($height >= 40660000)    {
+        $reward       = 18;
+        $halvings     = 25;
+    } elsif ($height >= 38980000)    {
+        $reward       = 37;
+        $halvings     = 24;
+    } elsif ($height >= 37380000)    {
+        $reward       = 74;
+        $halvings     = 23;
+    } elsif ($height >= 35620000)    {
+        $reward       = 149;
+        $halvings     = 22;
+    } elsif ($height >= 33940000)    {
+        $reward       = 298;
+        $halvings     = 21;
+    } elsif ($height >= 32260001)    {
+        $reward       = 596;
+        $halvings     = 20;
+    } elsif ($height >= 30580000)    {
+        $reward       = 1192;
+        $halvings     = 19;
+    } elsif ($height >= 28900000)    {
+        $reward       = 2384;
+        $halvings     = 18;
+    } elsif ($height >= 27220000)    {
+        $reward       = 4768;
+        $halvings     = 17;
+    } elsif ($height >= 25540000)    {
+        $reward       = 9536;
+        $halvings     = 16;
+    } elsif ($height >= 23860000)    {
         $reward       = 19073; # 0.486328125 deviation
         $halvings     = 15;
     } elsif ($height >= 22180000)    {
         $reward       = 38146; # 0.97265625 deviation
         $halvings     = 14;
     } elsif ($height >= 20500000)    {
-        $reward       = 152587; # 0.890625sat deviation
+        $reward       = 76293; # 0.9453125 deviation
         $halvings     = 13;
     } elsif ($height >= 18820000)    {
-        $reward       = 305175; # 0.78125sat deviation
+        $reward       = 152587; #  0.890625 deviation
         $halvings     = 12;
     } elsif ($height >= 17140000)    {
         $reward       = 305175; # 0.78125sat deviation
@@ -132,8 +193,8 @@ sub hush_block_reward
     return ($reward,$halvings);
 }
 
-# We know BR will go to zero between 7 and 8th halvings
-while ($halvings <= 10) {
+# Block reward is 0 at the 31st halving
+while ($halvings <= 30) {
     $block++;
     my ($reward,$halvings) = hush_block_reward($block);
     my $fr                 = int($reward /  10);