Start by sketching simple objects or still-life arrangements ... Experiment with different shading techniques, such as hatching, cross-hatching, and stippling, to add dimension to your drawings.

To sketch effectively, some basic principles should be followed ... Furthermore, you should adapt your sketching and modeling techniques to the digital environment, such as using a mouse or ...

however the name belies a diversity of promising techniques and unique approaches. This paper presents a survey of current research in sketch-based modeling, including a basic introduction to the ...

To sketch with emotion, you need to consider the following aspects: the context, the purpose, the style, and the technique. The context refers to the scenario, environment, and user of your design.