From 368aeafed9073e556f903a96bd444eb03ebd0402 Mon Sep 17 00:00:00 2001
From: Victor Giers <mail@victorgiers.com>
Date: Wed, 29 Apr 2026 23:49:09 +0200
Subject: [PATCH] Refine renderer pixel ratio calculation and implement terrain
 LOD hysteresis

---
 src/viewport-three/viewport-host.ts | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/viewport-three/viewport-host.ts b/src/viewport-three/viewport-host.ts
index 4f4c2d4b..5e99516f 100644
--- a/src/viewport-three/viewport-host.ts
+++ b/src/viewport-three/viewport-host.ts
@@ -1014,7 +1014,7 @@ export class ViewportHost {
     this.boxCreatePreviewEdges.visible = false;
     this.scene.add(this.boxCreatePreviewMesh);
     this.scene.add(this.boxCreatePreviewEdges);
-    this.renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2));
+    this.renderer.setPixelRatio(getRendererPixelRatio());
     this.renderer.setClearAlpha(0);
     this.environmentBlendCache = createRendererQuantizedEnvironmentBlendCache(
       this.renderer,
@@ -6518,8 +6518,9 @@ export class ViewportHost {
       const selected = isTerrainSelected(this.currentSelection, terrainId);
 
       for (const chunk of renderObjects.chunks) {
-        const nextLevelIndex = resolveTerrainLodLevelIndex({
+        const nextLevelIndex = resolveTerrainLodLevelIndexWithHysteresis({
           levelCount: chunk.levelGeometries.length,
+          activeLevelIndex: chunk.activeLevelIndex,
           chunkDiagonal: chunk.diagonal,
           cameraPosition,
           chunkWorldCenter: chunk.worldCenter,