Move internal headers out of the include directory

1 files changed, 19 insertions, 0 deletions

diff --git a/common/math_defs.h b/common/math_defs.h
new file mode 100644
index 00000000..149cf80b
--- /dev/null
+++ b/common/math_defs.h
@@ -0,0 +1,19 @@
+#ifndef AL_MATH_DEFS_H
+#define AL_MATH_DEFS_H
+
+#ifdef HAVE_FLOAT_H
+#include <float.h>
+#endif
+
+#define F_PI    (3.14159265358979323846f)
+#define F_PI_2  (1.57079632679489661923f)
+#define F_TAU   (6.28318530717958647692f)
+
+#ifndef FLT_EPSILON
+#define FLT_EPSILON (1.19209290e-07f)
+#endif
+
+#define DEG2RAD(x)  ((ALfloat)(x) * (F_PI/180.0f))
+#define RAD2DEG(x)  ((ALfloat)(x) * (180.0f/F_PI))
+
+#endif /* AL_MATH_DEFS_H */