导入DTM数据和纹理，表现海底地形的一个小程序-Import DTM data and texture, showing a small program seabed topography

3D地形模拟与漫游。DTM。可以设置投影方式、天空效果、地形显示方式、场景雾化。有C++源代码，结合openGL。-3D terrain simulation and roaming. DTM. Can set the projection, the sky effects, terrain display, the scene atomization. A C++ source code, combined with openGL.