This patch introduces a couple new stroke modifiers. The ones currently implemented are based on prototypes by @Tamito Kajiyama (kjym3) and myself.
The new modifiers:
- Thickness noise
- Crease Angle
- Curvature 3D
The documentation for these new modifier types can be found in the manual:
(left: AnisotropicThicknessShader, right: NoiseThicknessShader)
(left: Curvature 3D, right: Simplification)