155 lines
6.4 KiB
C
155 lines
6.4 KiB
C
#include <math.h>
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#include "misc.h"
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#include "mpconfig.h"
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#include "qstr.h"
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#include "obj.h"
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#include "map.h"
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#include "builtin.h"
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#if MICROPY_ENABLE_FLOAT
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//TODO: Change macros to check for overflow and raise OverflowError or RangeError
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#define MATH_FUN_1(py_name, c_name) \
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mp_obj_t mp_math_ ## py_name(mp_obj_t x_obj) { return mp_obj_new_float(MICROPY_FLOAT_C_FUN(c_name)(mp_obj_get_float(x_obj))); } \
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_## py_name ## _obj, mp_math_ ## py_name);
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#define MATH_FUN_2(py_name, c_name) \
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mp_obj_t mp_math_ ## py_name(mp_obj_t x_obj, mp_obj_t y_obj) { return mp_obj_new_float(MICROPY_FLOAT_C_FUN(c_name)(mp_obj_get_float(x_obj), mp_obj_get_float(y_obj))); } \
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(mp_math_## py_name ## _obj, mp_math_ ## py_name);
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#define MATH_FUN_BOOL1(py_name, c_name) \
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mp_obj_t mp_math_ ## py_name(mp_obj_t x_obj) { return MP_BOOL(c_name(mp_obj_get_float(x_obj))); } \
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_## py_name ## _obj, mp_math_ ## py_name);
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STATIC const mp_obj_float_t mp_math_e_obj = {{&mp_type_float}, M_E};
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STATIC const mp_obj_float_t mp_math_pi_obj = {{&mp_type_float}, M_PI};
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MATH_FUN_1(sqrt, sqrt)
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MATH_FUN_2(pow, pow)
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MATH_FUN_1(exp, exp)
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MATH_FUN_1(expm1, expm1)
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MATH_FUN_1(log, log)
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MATH_FUN_1(log2, log2)
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MATH_FUN_1(log10, log10)
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MATH_FUN_1(cosh, cosh)
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MATH_FUN_1(sinh, sinh)
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MATH_FUN_1(tanh, tanh)
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MATH_FUN_1(acosh, acosh)
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MATH_FUN_1(asinh, asinh)
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MATH_FUN_1(atanh, atanh)
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MATH_FUN_1(cos, cos)
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MATH_FUN_1(sin, sin)
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MATH_FUN_1(tan, tan)
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MATH_FUN_1(acos, acos)
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MATH_FUN_1(asin, asin)
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MATH_FUN_1(atan, atan)
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MATH_FUN_2(atan2, atan2)
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MATH_FUN_1(ceil, ceil)
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MATH_FUN_2(copysign, copysign)
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MATH_FUN_1(fabs, fabs)
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MATH_FUN_1(floor, floor) //TODO: delegate to x.__floor__() if x is not a float
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MATH_FUN_2(fmod, fmod)
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MATH_FUN_BOOL1(isfinite, isfinite)
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MATH_FUN_BOOL1(isinf, isinf)
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MATH_FUN_BOOL1(isnan, isnan)
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MATH_FUN_1(trunc, trunc)
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MATH_FUN_2(ldexp, ldexp)
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MATH_FUN_1(erf, erf)
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MATH_FUN_1(erfc, erfc)
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MATH_FUN_1(gamma, gamma)
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MATH_FUN_1(lgamma, lgamma)
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//TODO: factorial, fsum
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// Functions that return a tuple
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mp_obj_t mp_math_frexp(mp_obj_t x_obj){
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machine_int_t int_exponent = 0;
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mp_float_t significand = frexp(mp_obj_get_float(x_obj), &int_exponent);
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mp_obj_t tuple[2];
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tuple[0] = mp_obj_new_float(significand);
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tuple[1] = mp_obj_new_int(int_exponent);
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return mp_obj_new_tuple(2, tuple);
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_frexp_obj, mp_math_frexp);
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mp_obj_t mp_math_modf(mp_obj_t x_obj){
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mp_float_t int_part = 0.0;
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mp_float_t fractional_part = modf(mp_obj_get_float(x_obj), &int_part);
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mp_obj_t tuple[2];
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tuple[0] = mp_obj_new_float(fractional_part);
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tuple[1] = mp_obj_new_float(int_part);
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return mp_obj_new_tuple(2, tuple);
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_modf_obj, mp_math_modf);
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// Angular conversions
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mp_obj_t mp_math_radians(mp_obj_t x_obj){
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return mp_obj_new_float(mp_obj_get_float(x_obj) * M_PI / 180.0);
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_radians_obj, mp_math_radians);
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mp_obj_t mp_math_degrees(mp_obj_t x_obj){
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return mp_obj_new_float(mp_obj_get_float(x_obj) * 180.0 / M_PI);
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_math_degrees_obj, mp_math_degrees);
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STATIC const mp_map_elem_t mp_module_math_globals_table[] = {
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{ MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_OBJ_NEW_QSTR(MP_QSTR_math) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_e), (mp_obj_t)&mp_math_e_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_pi), (mp_obj_t)&mp_math_pi_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_sqrt), (mp_obj_t)&mp_math_sqrt_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_pow), (mp_obj_t)&mp_math_pow_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_exp), (mp_obj_t)&mp_math_exp_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_expm1), (mp_obj_t)&mp_math_expm1_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_log), (mp_obj_t)&mp_math_log_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_log2), (mp_obj_t)&mp_math_log2_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_log10), (mp_obj_t)&mp_math_log10_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_cosh), (mp_obj_t)&mp_math_cosh_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_sinh), (mp_obj_t)&mp_math_sinh_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_tanh), (mp_obj_t)&mp_math_tanh_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_acosh), (mp_obj_t)&mp_math_acosh_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_asinh), (mp_obj_t)&mp_math_asinh_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_atanh), (mp_obj_t)&mp_math_atanh_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_cos), (mp_obj_t)&mp_math_cos_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_sin), (mp_obj_t)&mp_math_sin_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_tan), (mp_obj_t)&mp_math_tan_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_acos), (mp_obj_t)&mp_math_acos_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_asin), (mp_obj_t)&mp_math_asin_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_atan), (mp_obj_t)&mp_math_atan_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_atan2), (mp_obj_t)&mp_math_atan2_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_ceil), (mp_obj_t)&mp_math_ceil_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_copysign), (mp_obj_t)&mp_math_copysign_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_fabs), (mp_obj_t)&mp_math_fabs_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_floor), (mp_obj_t)&mp_math_floor_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_frexp), (mp_obj_t)&mp_math_frexp_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_ldexp), (mp_obj_t)&mp_math_ldexp_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_modf), (mp_obj_t)&mp_math_modf_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_isfinite), (mp_obj_t)&mp_math_isfinite_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_isinf), (mp_obj_t)&mp_math_isinf_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_isnan), (mp_obj_t)&mp_math_isnan_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_trunc), (mp_obj_t)&mp_math_trunc_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_radians), (mp_obj_t)&mp_math_radians_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_degrees), (mp_obj_t)&mp_math_degrees_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_erf), (mp_obj_t)&mp_math_erf_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_erfc), (mp_obj_t)&mp_math_erfc_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_gamma), (mp_obj_t)&mp_math_gamma_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_lgamma), (mp_obj_t)&mp_math_lgamma_obj },
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};
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STATIC const mp_map_t mp_module_math_globals = {
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.all_keys_are_qstrs = 1,
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.table_is_fixed_array = 1,
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.used = sizeof(mp_module_math_globals_table) / sizeof(mp_map_elem_t),
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.alloc = sizeof(mp_module_math_globals_table) / sizeof(mp_map_elem_t),
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.table = (mp_map_elem_t*)mp_module_math_globals_table,
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};
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const mp_obj_module_t mp_module_math = {
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.base = { &mp_type_module },
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.name = MP_QSTR_math,
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.globals = (mp_map_t*)&mp_module_math_globals,
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};
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#endif // MICROPY_ENABLE_FLOAT
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