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add Math::TOLERANCE

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This commit is contained in:
Yukihiro Matsumoto
2012-08-01 01:12:09 +09:00
parent cde3c35666
commit 34cf05679c
2 changed files with 18 additions and 13 deletions
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src/math.c
+17 -11
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@@ -634,18 +634,24 @@ mrb_init_math(mrb_state *mrb)
struct RClass *mrb_math;
mrb_math = mrb_define_module(mrb, "Math");
#ifdef M_PI
mrb_define_const(mrb, mrb_math, "PI", mrb_float_value(M_PI));
#else
mrb_define_const(mrb, mrb_math, "PI", mrb_float_value(atan(1.0)*4.0));
#endif
#ifdef M_E
mrb_define_const(mrb, mrb_math, "E", mrb_float_value(M_E));
#else
mrb_define_const(mrb, mrb_math, "E", mrb_float_value(exp(1.0)));
#endif
#ifdef M_PI
mrb_define_const(mrb, mrb_math, "PI", mrb_float_value(M_PI));
#else
mrb_define_const(mrb, mrb_math, "PI", mrb_float_value(atan(1.0)*4.0));
#endif
#ifdef M_E
mrb_define_const(mrb, mrb_math, "E", mrb_float_value(M_E));
#else
mrb_define_const(mrb, mrb_math, "E", mrb_float_value(exp(1.0)));
#endif
#ifdef MRB_USE_FLOAT
mrb_define_const(mrb, mrb_math, "TOLERANCE", mrb_float_value(1e-6));
#else
mrb_define_const(mrb, mrb_math, "TOLERANCE", mrb_float_value(1e-12));
#endif
mrb_define_module_function(mrb, mrb_math, "sin", math_sin, ARGS_REQ(1));
mrb_define_module_function(mrb, mrb_math, "cos", math_cos, ARGS_REQ(1));
mrb_define_module_function(mrb, mrb_math, "tan", math_tan, ARGS_REQ(1));