这是用TIN做的DEM效果不错，速度很快的-TIN This done using the DEM worked well, very fast!

个人综合了一些示例之后，实现三维建模，纹理添加，视图移动旋转功能，代码简单清晰，现在提供有相同爱好的朋友们，大家多多交流学习（绝对源代码，dtm和纹理图）-Personal consolidated a number of examples, the realization of three-dimensional modeling, texture to add, view, move rotate function, the code is clear and simple, is now

环境编程，用于环境编写，三维地形可视化等3D导入，仿真模拟-environment in C++