Railroad Game Devlog #2May 30, 2026I created a shader using the Unity Shader Graph editor. It shows contour lines and elevation shading on the terrain. The contour lines are indispensable when surveying new track segments. The coloring is just a nice touch to give this a more refined look. The shader graph was tricky to create at first since it’s a visual programming medium than I’m familiar with. There are a bunch of nodes to take in and manipulate the elevation (the y coordinate in Unity) into color values. There are separate paths for the major and minor contour lines with a separate section to… (Read more on Dave's blog)
