Unwrap a cave

[Dito]

Select an Edge-Loop (Ctrl+LMB).
Ctrl+E → Mark Seam
Select All (A)
U → Unwrap
Then with the UV-Square Addon → To Grid by Shape

[Addon] UvSquares v1.9 (updated - 2.80 and multi island support)

Hi guys! My first contribution to this great community [image] Uv Squares: Blender’s UV Editor tool that reshapes UV selection into grid. (Best place to start is toolbar) Features: Reshape any selected UV faces (quads) to grid of either: [LIST] equivalent squares or by respect to shape Align sequenced vertices on axis (X or Y axis is determined by slope automatically) : make them equally distanced Rip faces, vertex Join selected vertices to any closest…