X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fsquirrel%2Fsqstdlib%2Fsqstdmath.cpp;h=01a808adfb8c3ab4ee6a60e5a857b6be40de3ab0;hb=a113d3bd1feddd510e3b2852b0d42522735eee40;hp=ae1a219bedacde245dfc375039cee1504de996d0;hpb=ff4c6994b952e26b854461d739eb3bcbfc30719f;p=supertux.git diff --git a/src/squirrel/sqstdlib/sqstdmath.cpp b/src/squirrel/sqstdlib/sqstdmath.cpp index ae1a219be..01a808adf 100644 --- a/src/squirrel/sqstdlib/sqstdmath.cpp +++ b/src/squirrel/sqstdlib/sqstdmath.cpp @@ -1,105 +1,105 @@ -/* see copyright notice in squirrel.h */ -#include -#include -#include -#include - -#define SINGLE_ARG_FUNC(_funcname) static SQInteger math_##_funcname(HSQUIRRELVM v){ \ - SQFloat f; \ - sq_getfloat(v,2,&f); \ - sq_pushfloat(v,(SQFloat)_funcname(f)); \ - return 1; \ -} - -#define TWO_ARGS_FUNC(_funcname) static SQInteger math_##_funcname(HSQUIRRELVM v){ \ - SQFloat p1,p2; \ - sq_getfloat(v,2,&p1); \ - sq_getfloat(v,3,&p2); \ - sq_pushfloat(v,(SQFloat)_funcname(p1,p2)); \ - return 1; \ -} - -static SQInteger math_srand(HSQUIRRELVM v) -{ - SQInteger i; - if(!sq_getinteger(v,2,&i))return sq_throwerror(v,_SC("invalid param")); - srand((unsigned int)i); - return 0; -} - -static SQInteger math_rand(HSQUIRRELVM v) -{ - sq_pushinteger(v,rand()); - return 1; -} - -static SQInteger math_abs(HSQUIRRELVM v) -{ - SQInteger n; - sq_getinteger(v,2,&n); - sq_pushinteger(v,(SQInteger)abs((int)n)); - return 1; -} - -SINGLE_ARG_FUNC(sqrt) -SINGLE_ARG_FUNC(fabs) -SINGLE_ARG_FUNC(sin) -SINGLE_ARG_FUNC(cos) -SINGLE_ARG_FUNC(asin) -SINGLE_ARG_FUNC(acos) -SINGLE_ARG_FUNC(log) -SINGLE_ARG_FUNC(log10) -SINGLE_ARG_FUNC(tan) -SINGLE_ARG_FUNC(atan) -TWO_ARGS_FUNC(atan2) -TWO_ARGS_FUNC(pow) -SINGLE_ARG_FUNC(floor) -SINGLE_ARG_FUNC(ceil) -SINGLE_ARG_FUNC(exp) - -#define _DECL_FUNC(name,nparams,tycheck) {_SC(#name),math_##name,nparams,tycheck} -static SQRegFunction mathlib_funcs[] = { - _DECL_FUNC(sqrt,2,_SC(".n")), - _DECL_FUNC(sin,2,_SC(".n")), - _DECL_FUNC(cos,2,_SC(".n")), - _DECL_FUNC(asin,2,_SC(".n")), - _DECL_FUNC(acos,2,_SC(".n")), - _DECL_FUNC(log,2,_SC(".n")), - _DECL_FUNC(log10,2,_SC(".n")), - _DECL_FUNC(tan,2,_SC(".n")), - _DECL_FUNC(atan,2,_SC(".n")), - _DECL_FUNC(atan2,3,_SC(".nn")), - _DECL_FUNC(pow,3,_SC(".nn")), - _DECL_FUNC(floor,2,_SC(".n")), - _DECL_FUNC(ceil,2,_SC(".n")), - _DECL_FUNC(exp,2,_SC(".n")), - _DECL_FUNC(srand,2,_SC(".n")), - _DECL_FUNC(rand,1,NULL), - _DECL_FUNC(fabs,2,_SC(".n")), - _DECL_FUNC(abs,2,_SC(".n")), - {0,0}, -}; - -#ifndef M_PI -#define M_PI (3.14159265358979323846) -#endif - -SQRESULT sqstd_register_mathlib(HSQUIRRELVM v) -{ - SQInteger i=0; - while(mathlib_funcs[i].name!=0) { - sq_pushstring(v,mathlib_funcs[i].name,-1); - sq_newclosure(v,mathlib_funcs[i].f,0); - sq_setparamscheck(v,mathlib_funcs[i].nparamscheck,mathlib_funcs[i].typemask); - sq_setnativeclosurename(v,-1,mathlib_funcs[i].name); - sq_createslot(v,-3); - i++; - } - sq_pushstring(v,_SC("RAND_MAX"),-1); - sq_pushinteger(v,RAND_MAX); - sq_createslot(v,-3); - sq_pushstring(v,_SC("PI"),-1); - sq_pushfloat(v,(SQFloat)M_PI); - sq_createslot(v,-3); - return SQ_OK; -} +/* see copyright notice in squirrel.h */ +#include +#include +#include +#include + +#define SINGLE_ARG_FUNC(_funcname) static SQInteger math_##_funcname(HSQUIRRELVM v){ \ + SQFloat f; \ + sq_getfloat(v,2,&f); \ + sq_pushfloat(v,(SQFloat)_funcname(f)); \ + return 1; \ +} + +#define TWO_ARGS_FUNC(_funcname) static SQInteger math_##_funcname(HSQUIRRELVM v){ \ + SQFloat p1,p2; \ + sq_getfloat(v,2,&p1); \ + sq_getfloat(v,3,&p2); \ + sq_pushfloat(v,(SQFloat)_funcname(p1,p2)); \ + return 1; \ +} + +static SQInteger math_srand(HSQUIRRELVM v) +{ + SQInteger i; + if(!sq_getinteger(v,2,&i))return sq_throwerror(v,_SC("invalid param")); + srand((unsigned int)i); + return 0; +} + +static SQInteger math_rand(HSQUIRRELVM v) +{ + sq_pushinteger(v,rand()); + return 1; +} + +static SQInteger math_abs(HSQUIRRELVM v) +{ + SQInteger n; + sq_getinteger(v,2,&n); + sq_pushinteger(v,(SQInteger)abs((int)n)); + return 1; +} + +SINGLE_ARG_FUNC(sqrt) +SINGLE_ARG_FUNC(fabs) +SINGLE_ARG_FUNC(sin) +SINGLE_ARG_FUNC(cos) +SINGLE_ARG_FUNC(asin) +SINGLE_ARG_FUNC(acos) +SINGLE_ARG_FUNC(log) +SINGLE_ARG_FUNC(log10) +SINGLE_ARG_FUNC(tan) +SINGLE_ARG_FUNC(atan) +TWO_ARGS_FUNC(atan2) +TWO_ARGS_FUNC(pow) +SINGLE_ARG_FUNC(floor) +SINGLE_ARG_FUNC(ceil) +SINGLE_ARG_FUNC(exp) + +#define _DECL_FUNC(name,nparams,tycheck) {_SC(#name),math_##name,nparams,tycheck} +static SQRegFunction mathlib_funcs[] = { + _DECL_FUNC(sqrt,2,_SC(".n")), + _DECL_FUNC(sin,2,_SC(".n")), + _DECL_FUNC(cos,2,_SC(".n")), + _DECL_FUNC(asin,2,_SC(".n")), + _DECL_FUNC(acos,2,_SC(".n")), + _DECL_FUNC(log,2,_SC(".n")), + _DECL_FUNC(log10,2,_SC(".n")), + _DECL_FUNC(tan,2,_SC(".n")), + _DECL_FUNC(atan,2,_SC(".n")), + _DECL_FUNC(atan2,3,_SC(".nn")), + _DECL_FUNC(pow,3,_SC(".nn")), + _DECL_FUNC(floor,2,_SC(".n")), + _DECL_FUNC(ceil,2,_SC(".n")), + _DECL_FUNC(exp,2,_SC(".n")), + _DECL_FUNC(srand,2,_SC(".n")), + _DECL_FUNC(rand,1,NULL), + _DECL_FUNC(fabs,2,_SC(".n")), + _DECL_FUNC(abs,2,_SC(".n")), + {0,0}, +}; + +#ifndef M_PI +#define M_PI (3.14159265358979323846) +#endif + +SQRESULT sqstd_register_mathlib(HSQUIRRELVM v) +{ + SQInteger i=0; + while(mathlib_funcs[i].name!=0) { + sq_pushstring(v,mathlib_funcs[i].name,-1); + sq_newclosure(v,mathlib_funcs[i].f,0); + sq_setparamscheck(v,mathlib_funcs[i].nparamscheck,mathlib_funcs[i].typemask); + sq_setnativeclosurename(v,-1,mathlib_funcs[i].name); + sq_createslot(v,-3); + i++; + } + sq_pushstring(v,_SC("RAND_MAX"),-1); + sq_pushinteger(v,RAND_MAX); + sq_createslot(v,-3); + sq_pushstring(v,_SC("PI"),-1); + sq_pushfloat(v,(SQFloat)M_PI); + sq_createslot(v,-3); + return SQ_OK; +}