Tweak cooling.

vizlib · Mar 11, 2019 · 3348733 · 3348733
1 parent 327038c
commit 3348733
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/sankey.js b/src/sankey.js
@@ -229,8 +229,8 @@ export default function Sankey() {
     const columns = computeNodeLayers(graph);
     initializeNodeBreadths(columns);
     for (let i = 0; i < iterations; ++i) {
-      const alpha = Math.pow(0.99, i);
-      const beta = (i + 1) / iterations;
+      const beta = ((i + 1) / iterations) ** 1.5;
+      const alpha = 1 - beta;
       relaxRightToLeft(columns, alpha, beta);
       relaxLeftToRight(columns, alpha, beta);
     }