Sketch-to-3D Blackboard
Draw chalk strokes · watch them become 3D geometry in real time
Three.js r161
Tool
✎ Pen
⌫ Erase
↶ Undo
↷ Redo
✕ Clear
Chalk
Mode
Extrude
Revolve
Loft
Wire
Material
Chalk
Plastic
Glass
Lines
Preset
— Pick a shape —
Cube profile (Extrude)
Half-circle (Revolve → sphere)
Rectangle (Revolve → cylinder)
Apex line (Revolve → cone)
Small circle (Revolve → torus)
Step shape (Loft → vase)
Depth
1.00
Show Normals
Replay Last
Reset
Export OBJ + SVG
Chalkboard
Draw anywhere · release to build 3D
3D
Extrude
Mode
Extrude
Faces
0
Vertices
0
Edges
0
Volume
0.000
Loading 3D engine…