algo.pages — Computer Graphics Algorithm Visualizer

Interactive computer-graphics labs. Pick an algorithm and step through the pixels.

Scan convert

Rasterize points, lines and circles, one pixel at a time.

Scanline, flood, and boundary fill on a shape you can move and rotate.

Draw pixels, then translate, scale, rotate, shear, or reflect them.

Clip points, lines and polygons against a window.

Bézier, B-splines / NURBS, and Catmull–Rom on the grid.

Paint pixels and draw shapes on the grid, then export the paper.

Write or upload your own drawing algorithm and animate it on the grid.