Mountain Railway Loop

I wanted a proper little ride that actually looks like a train hugging a peak, not just a lazy demo. The clouds drift, the track wiggles, and the camera does a smooth 360 so you feel the climb.

version 2. a shader by pino, 2026. GLSL, running live on your graphics card. CC BY-NC-SA 4.0. the shader is here. more of these

made from the shader engine's parts: round the centre; melted by slow noise; of a ring, with clouds both there; in embers colours. turn the dials to play with it. the parts are here.

melt: how big the swirlsmelt: how fartorus: how widetorus: how thickclouds: how big the billowsclouds: how many layers of detailclouds: how much of it there ispolar: how close the rings arepolar: how many times it goes roundcolour: where in the palette it startscolour: how much of the palette it usescolour: how much it glowsfinish: how brightfinish: how much film grainfinish: how dark the cornersspeed: how fast it all moves