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Make elk not force model order, but strongly consider it instead

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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)
This commit is contained in:
anderium
2025-08-13 01:47:25 +02:00
committed by GitHub
parent bf3ca9d1ef
commit 4f24489d81
1 changed files with 1 additions and 1 deletions
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2
packages/mermaid-layout-elk/src/render.ts
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@@ -766,7 +766,7 @@ export const render = async (
id: 'root', id: 'root',
layoutOptions: { layoutOptions: {
'elk.hierarchyHandling': 'INCLUDE_CHILDREN', 'elk.hierarchyHandling': 'INCLUDE_CHILDREN',
'elk.layered.crossingMinimization.forceNodeModelOrder': true, 'elk.layered.considerModelOrder.strategy': 'NODES_AND_EDGES',
'elk.algorithm': algorithm, 'elk.algorithm': algorithm,
'nodePlacement.strategy': data4Layout.config.elk?.nodePlacementStrategy, 'nodePlacement.strategy': data4Layout.config.elk?.nodePlacementStrategy,
'elk.layered.mergeEdges': data4Layout.config.elk?.mergeEdges, 'elk.layered.mergeEdges': data4Layout.config.elk?.mergeEdges,