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Overview

Stroke panel will have different operators depending on which type of stroke you choose.

Source Stroke

Stroke that will be used for most operations. By default Automatic will always default to annotation if there are no grease pencil or curve amongst the selected objects, otherwise use grease pencil or curve.

Automatic will always try to use that respective source if any.

Annotation are easily accessible.

Setting Active Grease Pencil will surpress any other grease pencil.

Curve object has to be selected.

Overview - Annotation

Stroke Annotation

  • Delete Active Frame: Delete active frame
  • Convert to Curve: Convert stroke into curve object. Can choose whether to keep annotation or remove them after, and/or to convert only the intersection or all points.

Info

Annotation API are limited to read-only (no API to add/remove stroke), so there is not much we can do about them.

Overview - Grease Pencil

Stroke Gpencil

  • Clear Excess Strokes: Remove all but the first stroke
  • Clear All Strokes: Remove all strokes, but keep the keyframe

  • Delete Active Frame: Delete active frame

  • Self Intersect: Depending on setting, can be used to add points to intersection, or to only include starting, intersection, and ending of the stroke. Excess strokes will be removed afterward

  • Convert to Curve: Convert stroke into curve object. Can choose whether to keep annotation or remove them after, and/or to convert only the intersection or all points.

Overview - Curve

Stroke Curve

  • Convert to Grease Pencil: Convert points into grease pencil stroke. Add a new keyframe on current frame if Active Grease Pencil is set, otherwise call bpy.ops.object.convert() (equivalent to Object > Convert > Grease Pencil) operator and set Active Grease Pencil to this newly created grease pencil.