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Mirror

Mirror reflects a mesh or curve across a plane and welds the two halves where they meet. Build one half of something symmetric, such as a chair, a helmet, a sword guard or a sign outline, and Mirror makes the whole thing. If your half crosses the mirror, turn on Clip to cut it there first. Chain two or three Mirrors for four-way or eight-way symmetry.

Any geometry

The half of a mesh or curve to mirror.

Same as input

The half and its mirror image, welded into a whole.

Parameter What it does Default
Align Where the mirror goes. Custom places it with Origin and Normal (or the viewport gizmo); a named side puts it on that side of the shape and follows the shape as it changes. Options: Custom, +X (Right), -X (Left), +Y (Top), -Y (Bottom), +Z (Front), -Z (Back) Custom
Origin A point the mirror passes through. Shown when Align is Custom. 0, 0, 0
Normal The direction the mirror faces. With Clip on, the half it faces is the half that is kept. Shown when Align is Custom. 1, 0, 0
Offset Moves a named-side mirror away from the shape along its facing direction. Not used with Custom. 0
Merge Welds the two halves together where they meet the mirror, so the result is one piece. On
Threshold How close to the mirror a point must be to snap onto it and weld. Raise it if the seam was drawn slightly off. 0.1
Clip Cuts the shape at the mirror first and keeps one half, so a shape that crosses the mirror comes out clean instead of doubled. Off
Flip Keeps the other half when clipping. Shown when Clip is On. Off
  • Transform: move or turn the result.
  • Curve: draw half an outline to mirror.
  • Arrange nodes: the other nodes that move, copy and combine whole objects.