Curve Tool



Draw Mode


Toolbar ‣ Curve

The Curve tool create complex Bézier style curves.

Tool Settings(ツールの設定)

You can configure the brush main settings exposed on the Tool Settings for convenience. For the draw brushes configuration and settings see: Draw Brush.


The number of stroke points between each stroke edge.

Thickness Profile

Use a curve widget to define the stroke thickness from the start (left) to end (right) of the stroke.

Use Curve

When enabled, the stroke use a curve profile to control the thickness along the curve.

Different thickness profile samples.


Selecting a Brush and Material

In the Tool Settings select the brush, material and color type to use with the tool. The Curve tool uses Draw Brush types. See Brush Settings(ブラシ設定) for more information.

Creating Curves

  1. Click (LMB or the Pen tip) and drag the start point.

  2. Release on the desired end point.

  3. After releasing you can tweak the curve using two cyan Bézier like manipulators.

  4. Then confirm (Return/MMB) or cancel (Esc/RMB).

While dragging you can hold Shift to use only one manipulator to tweak the curve (like the Arc tool), use Alt to create the arc from a center point.

NumpadPlus and NumpadMinus or using the mouse Wheel will increase or decrease the amount of points in the final curve.


click and dragging the start point.


Tweaking curve with the manipulators.


The curve after confirming.


Before confirming you can use E to extrude the end point of the curve to generate multiple connected curves.


End point extruding.


Tweaking the last curve with the manipulators.


The connected curves after confirming.