下载附件中的winrar压缩包，在本机磁盘中解压后修改C:\autoexec.bat 在autoexc.bat中加入以下内容 SET PATH=E:\USER\ZDX\MASM614\BIN E:\USER\ZDX\MASM614\BINR PATH SET LIB=E:\USER\ZDX\MASM614\LIB LIB SET INCLUDE=E:\USER\ZDX\MASM614\INCLUDE INCLUDE SET INIT=E:\USER\ZDX\

Shading.pas in a unit in turbo-pascal (borland), for the rendering of a triangle with vertex coordinate GPS. The rendering is calculated with alt-azimut in date and hour in a precise point GPS