wip optimizing render

src/modules/automata.js

@@ -91,6 +91,15 @@ function conwayRules(cell, neighbors) {
   return cell;
 }
 
+// Get the next evolution of a cell according to
+// Conway's game of life rules
+function servietteRules(cell, neighbors) {
+  // loneliness rule
+  if (cell === 0 && [2, 3, 4].find((x) => x == neighbors)) return 1;
+  // the cell remains the same if none apply
+  return 0;
+}
+
 // variation of the game of life where a
 // cell comes to live if 6 neigbor cells are alive
 function highLifeRules(cell, neighbors) {
@@ -200,6 +209,7 @@ export {
   lonelinessRules,
   threebornRules,
   highLifeRules,
+  servietteRules,
   evolve1d,
   evolve2d,
 };

src/modules/picture.js

@@ -31,7 +31,7 @@ export function picToBoard(pixels, width, height) {
     if (index % 4 == 0) {
       const count = pixels[index] + pixels[index + 1] + pixels[index + 2];
       const value = count >= 255 ? 1 : 0;
-      acc.push(value);
+      acc[index] = value;
     }
     return acc;
   }, []);

src/modules/preset.js

@@ -77,6 +77,19 @@ const presetRuleset = [
       "000": 1,
     },
   },
+  {
+    name: "unknown rule 2",
+    rules: {
+      100: 1,
+      101: 0,
+      110: 1,
+      111: 0,
+      "011": 0,
+      "010": 0,
+      "001": 0,
+      "000": 1,
+    },
+  },
 ];
 
 const initialStates = [
@@ -122,6 +135,11 @@ const preset2dRules = [
     description:
       "Variation on Conway's Game of Life where a cell live if the six neighbor cells are alive",
   },
+  {
+    id: "serviette",
+    name: "Serviette variation",
+    description: "bla",
+  },
 ];
 
 export { presetRuleset, initialStates, preset2dRules };