Chisel

A box with a smaller top. Cap sets how much smaller, from a pyramid (0) to a plain box (1). The side edges and the rims round separately, as on an Oblong.

Trapezoid

Settings

the SDF panel of a Trapezoid

SettingDefaultRangeWhat it does
Cap0.50 – 1 (soft 0.9)The top’s size as a share of the base: 0 a pyramid, 1 a box
Bevel ProfileRoundRound · Sharp · Soft · Tight · ChamferThe shape of the side edges’ rounding
Bevel0≥ 0 (soft 2)Rounds the side edges
Bevel Smooth (Chamfer)0≥ 0 (soft 0.5)Rounds the seams where the side edges’ chamfer meets the faces
ProfileRoundRound · Sharp · Soft · Tight · ChamferCap Rounding: the shape of the rims’ rounding
Rounding0≥ 0 (soft 2)Cap Rounding: rounds the top and bottom rims
Smooth (Chamfer)0≥ 0 (soft 0.5)Rounds the seams where the rims’ chamfer meets the faces

The rows every shape has are in Properties Panels.

Cap

Right-click ▸ Cap (also in the Q pie’s West wedge) starts a drag: move the mouse away from the shape for a wider top, towards it for a narrower one. Ctrl snaps, Shift is precision.

right-click, Cap, then a drag out and back in

Bevel and Rounding

Drag the green Bevel arc of the adjust arcs to change Bevel, and the Rounding arc (or press B) to change the rims’ Rounding. During either drag 1–5 pick the profile.

Redo panel

After adding, the redo panel (F9) has:

SettingDefaultRangeWhat it does
Size2> 0Edge length of the base
Cap0.50 – 1The top’s size
AlignWorldWorld · View · 3D CursorRotation of the new shape

See also