OpenGL中 鼠标模拟跟踪球。 我们用鼠标模拟无摩擦（理想）跟踪球 • 一旦开始旋转，就会一直旋转，除非强迫停止-OpenGL simulation of tracking the ball in the mouse. We use mouse emulation without friction (ideally) to track the ball • Once rotated, they will have been rotated, unless forc

opengl C++ 鼠标模拟轨迹球操作旋转立方体，供初学者学习之用。-opengl C++ mouse trackball operation rotating cube simulation for beginners learning.