#include <math.h> #include "kosSyst.h" extern "C" int _fltused = 0; double __cdecl acos(double x) { __asm { fld qword ptr [esp+4] fld1 fadd st, st(1) fld1 fsub st, st(2) fmulp st(1), st fsqrt fxch st(1) fpatan } } double __cdecl asin(double x) { __asm { fld qword ptr [esp+4] fld1 fadd st, st(1) fld1 fsub st, st(2) fmulp st(1), st fsqrt fpatan ret } } #if _MSC_VER <= 1200 extern "C" double _ftol(double x) { __asm { fld qword ptr [esp+4] push 1F3Fh fstcw word ptr [esp+2] fldcw word ptr [esp] frndint fldcw word ptr [esp+2] add esp, 4 } } #endif double __cdecl ceil(double x) { __asm { fld qword ptr [esp+4] push 1B3Fh fstcw word ptr [esp+2] fldcw word ptr [esp] frndint fldcw word ptr [esp+2] add esp, 4 } } double __cdecl floor(double x) { __asm { fld qword ptr [esp+4] push 173Fh fstcw word ptr [esp+2] fldcw word ptr [esp] frndint fldcw word ptr [esp+2] add esp, 4 } } double __cdecl round(double x) { __asm { fld qword ptr [esp+4] push 133Fh fstcw word ptr [esp+2] fldcw word ptr [esp] frndint fldcw word ptr [esp+2] add esp, 4 } }