From 4f24489d8148dfd78d5586274c51280025976379 Mon Sep 17 00:00:00 2001
From: anderium <33520919+anderium@users.noreply.github.com>
Date: Wed, 13 Aug 2025 01:47:25 +0200
Subject: [PATCH] Make elk not force model order, but strongly consider it
 instead

This improves the ordering in models with crossings that can be resolved by reordering nodes. It keeps the node order to still avoid #6647 which cause this regression to be introduced.

[See this example on the ELK Editor.](https://rtsys.informatik.uni-kiel.de/elklive/elkgraph.html?compressedContent=IYGw5g9gTglgLgCwLYC4AEJgE8CmUcAmAUAPQloDGUEAzjTAHZgCyjMSMAXsHDBAwDoAZtAo4AchAI5mUnCADyUaVHRwoAVxxEK-eitnTFyvAJrqeOMFnTiFAEQCiAZQD6AQXH3Xj+wHEXIlJyABUEGBo0CLQAI2ACNAB3BBwGNA16JjQRKDFJaUN5JRU1TRwBIIY5NAYABjQAbwxgGPk0ACJa9rQAXyIq6Rr3RubWkA7gbr6BnBqARhHMMY65qf7qhgAmRZa29s21mZqADR3l9uPDjYAhM72Yq8GGa+GmpfuBVd71p+vbt9243aMQEB2+R2epwB5wAWmsiIQwLM6mgALQAPiGaARBCRNXqGPmQURyIWhK2xNxyOG5OulLxzzRmOe7hxDNutLpbORLyZNWux25-I5zMFQq2fIYYuCaGuGjgaEQ0RoCAgGhACVaaAA1jgAA4KxCzGjAJDlGUASQV+GgKkicAgaAAzAAaNAAFjdczd2xgQkoehgBjkxhUZgscCsNjQdnEjjQAAppEJgOq4ABKSrVABu9Whe1zj1m2YW+aBJaLaGz2zLHWrlezTru5adDfdzbr7vhJKrBMxJaFub51cHfarTtHw-dRCAA)
---
 packages/mermaid-layout-elk/src/render.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/mermaid-layout-elk/src/render.ts b/packages/mermaid-layout-elk/src/render.ts
index 9f361bf7b..c3799fedd 100644
--- a/packages/mermaid-layout-elk/src/render.ts
+++ b/packages/mermaid-layout-elk/src/render.ts
@@ -766,7 +766,7 @@ export const render = async (
     id: 'root',
     layoutOptions: {
       'elk.hierarchyHandling': 'INCLUDE_CHILDREN',
-      'elk.layered.crossingMinimization.forceNodeModelOrder': true,
+      'elk.layered.considerModelOrder.strategy': 'NODES_AND_EDGES',
       'elk.algorithm': algorithm,
       'nodePlacement.strategy': data4Layout.config.elk?.nodePlacementStrategy,
       'elk.layered.mergeEdges': data4Layout.config.elk?.mergeEdges,