fvectoratest :3360 lonlattomercator (浮动lon,浮动lat ) {FVector mect3; floatx=lon * 20037508.3427894/180; floaty=log(tan(90lat ) *PI/360 )/(PI/180 ); y=y *20037508.34/180; mect3.X=x; mect3.Y=y; mect3.Z=8000.0; 返回mec T3; }将fvectoratest :3360移动中心(fvectorori ) returnfvector ((ori.x-12957190.0 ) 75,)-24447256.0-ori.Y )