Pixia has plenty of drawing features and functionality here, but a shortage of help means it can take a long time to master. Still, the basics work as you'd expect - choose a colour, texture, brush size, click and drag on the canvas to draw - so as long as you're willing to experiment, there's plenty of fun to be had here. It compiles and runs on a wide variety of UNIX platforms, Windows and MacOS. R is a free software environment for statistical computing and graphics. Apart from a brief README.txt which doesn't seem to have been updated for 3 years and two major version upgrades. The R Project for Statistical Computing Getting Started. What you don't get, unfortunately, is any real documentation on how to use all this power. Instead there's a full curve correction tool, with a choice of curve type (Bezier/ Spline/ Straight), number of points, and the value you're tweaking (Red, Green, Blue, RGB, Cyan, Magenta, Yellow, Hue, Saturation, more). There are a host of selection and paint tools, colour tweaks, layer support, masks, effects and more.Ĭlick on "Colour Adjustment", for instance, and you don't just get some RGB sliders. Pixia is a powerful paint and drawing program.
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