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Cladonia portentosa, also known as reindeer lichen or the cream cup lichen, [1] is a light-coloured, fruticose, cup lichen in the family Cladoniaceae. A similar-looking species, also known by the common name "reindeer lichen", is Cladonia rangiferina .
A digital illustration depicting a tree in autumn, drawn using Facebook's "graffiti" app. Digital illustration or computer illustration is the use of digital tools to produce images under the direct manipulation of the artist, usually through a pointing device such as a graphics tablet or, less commonly, a mouse.
Users can also draw perfect shapes (which have a width equal to the height) using any shape tool by holding down the ⇧ Shift while dragging. Older versions of Paint, such as the one bundled with Windows 3.1, featured a color-replace brush, which replaced a single color underneath the brush with another without affecting the rest of the image ...
Cladonia rangiferina, also known as reindeer cup lichen, [2] reindeer lichen (cf. Sw. renlav) or grey reindeer lichen, is a light-coloured fruticose, cup lichen species in the family Cladoniaceae. It grows in both hot and cold climates in well-drained, open environments. Found primarily in areas of alpine tundra, it is extremely cold-hardy.
Leonardo da Vinci's Vitruvian Man (c. 1485) Accademia, Venice. Drawing is a visual art that uses an instrument to mark paper or another two-dimensional surface. The instruments used to make a drawing are pencils, crayons, pens with inks, brushes with paints, or combinations of these, and in more modern times, computer styluses with graphics tablets or gamepads in VR drawing software.
Rudolph the Red-Nosed Reindeer is a fictional reindeer created by Robert L. May. Rudolph is usually depicted as the ninth and youngest of Santa Claus's reindeer, using his luminous red nose to lead the reindeer team and guide Santa's sleigh on Christmas Eve. Though he initially receives ridicule for his nose as a fawn, the brightness of his ...
There are many producers of the lower-end 2D sketching systems, including a number of free and open-source programs. These provide an approach to the drawing process where scale and placement on the drawing sheet can easily be adjusted in the final draft as required, unlike in hand drafting.
Some software presents the user with a steep learning curve and an understanding of chaos theory is advantageous. This includes the characteristics of fractal dimension, recursion and self-similarity exhibited by all fractals. Example for an open source program: mandelbulber. There are many fractal generating programs available, both free and ...