From 93e51b594a14d1537c31f07365410ded9b5de490 Mon Sep 17 00:00:00 2001
From: Damien George <damien.p.george@gmail.com>
Date: Sat, 3 May 2014 18:40:50 +0100
Subject: [PATCH] stmhal: Enable cmath module.
---
py/modcmath.c | 2 +-
stmhal/mpconfigport.h | 1 +
2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/py/modcmath.c b/py/modcmath.c
index 80dc0c886..cfafdf84e 100644
--- a/py/modcmath.c
+++ b/py/modcmath.c
@@ -65,7 +65,7 @@ mp_obj_t mp_cmath_sqrt(mp_obj_t z_obj) {
mp_obj_get_complex(z_obj, &real, &imag);
mp_float_t sqrt_abs = MICROPY_FLOAT_C_FUN(pow)(real*real + imag*imag, 0.25);
mp_float_t theta = 0.5 * MICROPY_FLOAT_C_FUN(atan2)(imag, real);
- return mp_obj_new_complex(sqrt_abs * cos(theta), sqrt_abs * sin(theta));
+ return mp_obj_new_complex(sqrt_abs * MICROPY_FLOAT_C_FUN(cos)(theta), sqrt_abs * MICROPY_FLOAT_C_FUN(sin)(theta));
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mp_cmath_sqrt_obj, mp_cmath_sqrt);
diff --git a/stmhal/mpconfigport.h b/stmhal/mpconfigport.h
index ad55ed632..faa1c806a 100644
--- a/stmhal/mpconfigport.h
+++ b/stmhal/mpconfigport.h
@@ -19,6 +19,7 @@
#define MICROPY_ENABLE_LFN (1)
#define MICROPY_LFN_CODE_PAGE (437) /* 1=SFN/ANSI 437=LFN/U.S.(OEM) */
#define MICROPY_MOD_SYS_STDFILES (1)
+#define MICROPY_ENABLE_MOD_CMATH (1)
// extra built in names to add to the global namespace
extern const struct _mp_obj_fun_native_t mp_builtin_help_obj;
--
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