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Steam News24 June 20261mo ago

Gameplay patch 5 (DEM import)

The fifth gameplay patch is now live with the following changes: Visuals Fixed a problem with train cars sometimes briefly appearing in the wrong position Fixed LOD building for train cars to happen behind the scenes in

In this update7

Full notes

Full Diesel Railcar Simulator update

Read the full published notes in a cleaner layout. The original post stays linked below.

What changed

15 fixes2 additions6 changes2 removals
  • Gameplay
  • Fixes
  • Maps
  • Workshop
  • Performance
changedThe fifth gameplay patch is now live with the following changes:
fixedVisualsFixed a problem with train cars sometimes briefly appearing in the wrong position
fixedVisualsFixed LOD building for train cars to happen behind the scenes instead of overlapping the base model
fixedVisualsFixed discontinuities in normals and texture coordinates for some models generated from cross sections like road surfaces
fixedVisualsFixed material colour loading from .mtl files (fixes Class 205 cable colours)
fixedVisualsFixed custom materials to use smoothness slider value when also using a metallic/smoothness map (was previously always 100% causing a shiny surface)

Diesel Railcar Simulator changes

changedThe fifth gameplay patch is now live with the following changes:
fixedFixed a problem with train cars sometimes briefly appearing in the wrong position
fixedFixed LOD building for train cars to happen behind the scenes instead of overlapping the base model
fixedFixed discontinuities in normals and texture coordinates for some models generated from cross sections like road surfaces
fixedFixed material colour loading from .mtl files (fixes Class 205 cable colours)

The fifth gameplay patch is now live with the following changes:

Visuals

  • Fixed a problem with train cars sometimes briefly appearing in the wrong position

  • Fixed LOD building for train cars to happen behind the scenes instead of overlapping the base model

  • Fixed discontinuities in normals and texture coordinates for some models generated from cross sections like road surfaces

  • Fixed material colour loading from .mtl files (fixes Class 205 cable colours)

  • Fixed custom materials to use smoothness slider value when also using a metallic/smoothness map (was previously always 100% causing a shiny surface)

  • Fixed possibly missing custom models on the Laguna Paiva workshop route

  • Possibly fixed grass sometimes being loaded only partially

  • Restored some brown vegetation near the North Landen portal

All editors

  • Fixed editor side panel bug where a wrong item would be shown after selecting an option from a list

  • Fixed parsing of certain length and position values to only accept decimal period (instead of comma) in some editor fields, regardless of the operating system setting

Train editor

  • Fixed train editor to highlight some parts of the models correctly when hovering over with the mouse pointer

  • Added 3D-gizmo

Route editor

  • Fixed grids to remain intact when increasing divisions by more than one at a time

  • Fixed adding a new grid to also open the model node parts of the properties on the side panel

  • Fixed terrain triangulation not being triggered when adding a new terrain node on top of an existing edge

  • Fixed a possible crash when adding or removing terrain nodes

  • Attempted to fix a possible crash when quickly updating terrain presets or other types

DEM importing

The route editor now supports two methods of importing digital elevation maps (DEM):

  • Adding a grid, loading the height of its nodes from a greyscale image file and converting them into terrain nodes

  • Loading terrain nodes directly from a text file (through the route properties side panel option)

See the route editor guide DEM chapter for more information: https://steamcommunity.com/sharedfiles/filedetails/?id=1668734729

Miscellaneous

  • Fixed a rare signal animation related crash

  • Unified cab control and train editor model highlighting. The old outlining method for cab controls had performance issues

  • Removed option to reference models from other vehicles and routes (as a model source)

  • Removed legacy pack support (not the newer "pack2")

  • Optimised grass rendering memory consumption

What's next?

Another patch coming soon

Source

Steam News / 24 June 2026

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