将在内存图像数据直接保存为bmp文件到硬盘，封装为c语言函数，直接调用。-The image data directly in memory, saved as bmp files to the hard disk, the package for the c language function called directly.

从电脑硬盘里读取TXT数据的C++程序，txt文件即为地图-TXT read data the computer' s hard drive C++ program, txt file is the map