Wrapping all allocation within opus_alloc() and opus_free()

[opus.git] / libcelt / mathops.h

diff --git a/libcelt/mathops.h b/libcelt/mathops.h
index 6c7fc76..896fc77 100644 (file)
--- a/libcelt/mathops.h
+++ b/libcelt/mathops.h
@@ -45,11 +45,12 @@ unsigned isqrt32(opus_uint32 _val);
 
 #ifndef FIXED_POINT
 
+#define PI 3.141592653f
 #define celt_sqrt(x) ((float)sqrt(x))
 #define celt_rsqrt(x) (1.f/celt_sqrt(x))
 #define celt_rsqrt_norm(x) (celt_rsqrt(x))
 #define celt_exp exp
-#define celt_cos_norm(x) ((float)cos((.5f*M_PI)*(x)))
+#define celt_cos_norm(x) ((float)cos((.5f*PI)*(x)))
 #define celt_atan atan
 #define celt_rcp(x) (1.f/(x))
 #define celt_div(a,b) ((a)/(b))