Sounds: rename registry globals

[xonotic/xonotic-data.pk3dir.git] / qcsrc / warpzonelib / mathlib.qh

diff --git a/qcsrc/warpzonelib/mathlib.qh b/qcsrc/warpzonelib/mathlib.qh
index a37ba63de6c63b87ed3dad63d12ea1ad4637fe52..6f7adf44f753c2d2ba5a9527b1b397d35fbca598 100644 (file)
--- a/qcsrc/warpzonelib/mathlib.qh
+++ b/qcsrc/warpzonelib/mathlib.qh
@@ -41,6 +41,7 @@ vector frexp(float x); // returns mantissa as _x, exponent as _y
 int ilogb(float x);
 float ldexp(float x, int e);
 //float log(float x);
+float logn(float x, float base);
 float log10(float x);
 float log1p(float x);
 float log2(float x);
@@ -104,7 +105,8 @@ const float M_LOG2E    = 1.4426950408889634074;   /* log_2 e */
 const float M_LOG10E   = 0.43429448190325182765;  /* log_10 e */
 const float M_LN2      = 0.69314718055994530942;  /* log_e 2 */
 const float M_LN10     = 2.30258509299404568402;  /* log_e 10 */
-const float M_PI       = 3.14159265358979323846;  /* pi */
+// -Wdouble-declaration
+#define M_PI             3.14159265358979323846   /* pi */
 const float M_PI_2     = 1.57079632679489661923;  /* pi/2 */
 const float M_PI_4     = 0.78539816339744830962;  /* pi/4 */
 const float M_1_PI     = 0.31830988618379067154;  /* 1/pi */
@@ -112,4 +114,8 @@ const float M_2_PI     = 0.63661977236758134308;  /* 2/pi */
 const float M_2_SQRTPI = 1.12837916709551257390;  /* 2/sqrt(pi) */
 const float M_SQRT2    = 1.41421356237309504880;  /* sqrt(2) */
 const float M_SQRT1_2  = 0.70710678118654752440;  /* 1/sqrt(2) */
+
+// Non-<math.h> stuff follows here.
+vector cross(vector a, vector b);
+
 #endif