GLVisir is a component for on-screen displaying animated or static 3D scenes using hardware or software OpenGL for rendering. It is designed for rendering 3D surfaces and 3D sets.

OpenGL实现可控B样条、Bezier样条曲面-OpenGL implementation controlled B-spline, Bezier spline surfaces

用易语言结合opengl编写的画曲线和曲面三维场景，很值得学习。-Combined with easy language written opengl draw curves and surfaces three-dimensional scenes, it is worth learning.