qtr

A Swift QuadTree.

Lightweight Arduino library for reading Analog Pololu QTR sensors using one or two CD74HC4067 multiplexers.

将 CopDEM、WorldPop、ESA WorldCover 等地理数据烘焙为 QTR5 四叉树瓦片，用于游戏、仿真与地图工具链。Bake global geospatial datasets into compact QTR5 binary tiles for games, simulation, and map tooling.

libraries for robot projects

A repository for the development of the Summer 2018 Zebra Robotics Competition using the iRobot Roomba Create 2.

A container for my Line Follower Robots related codes

Line sensor bar (QTR, TCRT5000) for line-following robots: calibration, line position, lost line, crossings, black or white line, analog or digital. No dependencies.