像素光影跟踪示例：支持128位Z缓冲，深度测试/排序、Alpha混合、环境光、材质、图像过滤、反锯齿等等！加载TestCube.txt文件然后渲染看看，效果非常漂亮！ [VB源码]-Tracking pixel lighting example: support 128-bit Z buffer, depth test/Sort, Alpha blending, ambient light, texture, image filteri