12. 在雾中绘制一个立方体,用<C>键控制雾颜色的变化,用<N>键控制雾浓度的变化(0.0-1.0).用<E>键控制雾的开和关. 用<PageUp>和<PageDown>键控制立方体所在的深度-12. In the mist of a cube map, using key control fog <C> color changes, with keys to control fog <N> concentra

Opengl超级宝典阴影贴图的例子，例子利用深度缓冲区实现阴影贴图。-Opengl Super Bible examples of shadow maps, examples of using the depth buffer to achieve a shadow map.

A simple demo of OpegGL programming using depth map, textures and transparency. It s possible to control earth rotation using keys 4, 5 and 6, cube rotation using keys 1, 2 and 3, and camera rotation using keys q , d and 0 (zero). Cameras goes closer

This an elementary shadowmap example, i.e., depth-map shadows done in the shader.-This is an elementary shadowmap example, ie, depth-map shadows done in the shader.