In this paper, we introduce the notion of “orientable textures” and show how they can be used to readily convey 3D information in an image-based system for pen-and-ink illustration.

Inkscape is an open-source vector drawing program and is equivalent to commercial packages such as Adobe Illustrator or Deneba Canvas. The current version is 0.48 and it is constantly being developed …

Apr 27, 2024 · This section lays out a series of exercises designed to develop and refine the essential ink-rendering skills and develop your understanding of the core concepts: value, shading, and light …

Linear model expressing hatching orientations as a weighted sum of selected orientation features. extract hatching properties. Thank you!

We present Vignette, an interactive system for pen-and-ink illustrations that uses free-form gestures for texture design and manipulation. Vignette provides tools to design, arrange, and manipulate pen-and …

Section 2 gives a brief review of some of the key principles of pen-and-ink illustration, and summarizes the system architecture used for creating illustrations of polyhedral models.

This paper describes an interactive pen-and-ink-style illustration system. The overall goal of the system is to enable a user to easily generate effective and attractive illustrations directly on a computer.