Save work for now

lib/game.dart

@@ -30,7 +30,7 @@ void main() async {
   var H = 16;
 
   var wfc = Wfc(template, W, H);
-  wfc.run(0, -1);
+  wfc.run(1, -1);
   var output = wfc.extractPartial();
   for (var y = 0; y < W; y++) {
     for (var x = 0; x < H; x++) {

lib/wfc/template.dart

@@ -24,14 +24,7 @@ class Wfc<T> {
   List<int?> _observed = [];
 
   // computationally expensive stuff that we keep in an incremental way
-  List<double> _weightLogWeights = [];
-  double _sumOfWeights = 0.0, _sumOfWeightLogWeights = 0.0;
-  double _startingEntropy = 0.0;
-
   List<int> _sumsOfOnes = [];
-  List<double> _sumsOfWeights = [];
-  List<double> _sumsOfWeightLogWeights = [];
-  List<double> _entropies = [];
 
   // temporaries
   List<double> _distribution = [];
@@ -53,22 +46,7 @@ class Wfc<T> {
     _distribution = [for (var t = 0; t < _nShingles; t++) 0.0];
     _observed = [for (var r = 0; r < _n; r++) null];
 
-    _weightLogWeights = [
-      for (var t = 0; t < _nShingles; t++) _weight(t) * math.log(_weight(t))
-    ];
-    _sumOfWeights = 0.0;
-    _sumOfWeightLogWeights = 0.0;
-    for (var t = 0; t < _nShingles; t++) {
-      _sumOfWeights += _weight(t);
-      _sumOfWeightLogWeights += _weightLogWeights[t];
-    }
-    _startingEntropy =
-        math.log(_sumOfWeights) - _sumOfWeightLogWeights / _sumOfWeights;
-
     _sumsOfOnes = [for (var r = 0; r < _n; r++) 0];
-    _sumsOfWeights = [for (var r = 0; r < _n; r++) 0.0];
-    _sumsOfWeightLogWeights = [for (var r = 0; r < _n; r++) 0.0];
-    _entropies = [for (var r = 0; r < _n; r++) 0.0];
 
     _stack = [for (var r = 0; r < _n * _nShingles; r++) (0, 0)];
     _stacksize = 0;
@@ -85,9 +63,6 @@ class Wfc<T> {
       }
 
       _sumsOfOnes[i] = _nShingles;
-      _sumsOfWeights[i] = _sumOfWeights;
-      _sumsOfWeightLogWeights[i] = _sumOfWeightLogWeights;
-      _entropies[i] = _startingEntropy;
       _observed[i] = null;
     }
   }
@@ -164,7 +139,7 @@ class Wfc<T> {
         continue;
       }
       var remainingValues = _sumsOfOnes[i];
-      double entropy = remainingValues.toDouble(); // _entropies[i];
+      double entropy = remainingValues.toDouble();
       if (remainingValues > 1 && entropy <= min) {
         double noise = 1E-6 * random.nextDouble();
         if (entropy + noise < min) {
@@ -235,11 +210,6 @@ class Wfc<T> {
     _stacksize++;
 
     _sumsOfOnes[i] -= 1;
-    _sumsOfWeights[i] -= _weight(t);
-    _sumsOfWeightLogWeights[i] -= _weightLogWeights[t];
-
-    var sum = _sumsOfWeights[i];
-    _entropies[i] = math.log(sum) - _sumsOfWeightLogWeights[i] / sum;
   }
 }
 
@@ -266,7 +236,6 @@ class WfcTemplate<T> {
     final List<T> bitmap = [];
     for (var i = 0; i < sx * sy; i++) {
       var pixel = bytedata.getUint32(i * 4, Endian.little);
-      log("pixel: $pixel");
       bitmap.add(cb(pixel));
     }
 

lib/world/level.dart

@@ -12,7 +12,7 @@ class Level {
 }
 
 Future<WfcTemplate<LevelTile>> loadLevelWfcAsync(String name) async {
-  return WfcTemplate.loadAsync(name, 2, (c) {
+  return WfcTemplate.loadAsync(name, 3, (c) {
     switch (c) {
       // ABGR
       case 0xFF000000: