Наталья Анисеева (редактор отдела оперативной информации)
Quadtree-based image compression formats and level-of-detail systems all work this way. Satellite imagery, terrain rendering, and geographic information systems use quadtree decomposition to serve data at varying resolutions: zoomed out, you see large coarse blocks; zoomed in, you see fine-grained tiles. The same principle extends to three dimensions (octrees) for volume rendering and 3D spatial indexing.
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That means, for example, not wasting other members’ time by asking questions that could be easily answered by doing a Google search, or scrolling up or searching through the previous posts.
float value = fmodf(0.7548776662f * (float)x + 0.56984029f * (float)y, 1.0f);
Image Credits:Ross Marlowe/TPG for TechCrunch