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src/util/math.h

@@ -8,4 +8,6 @@
 #define mathMod(a,b)  (a%b+b)%b
 #define mathMax(a,b)  (a<b?b:a)
 #define mathMin(a,b)  (a>b?b:a)
-#define mathAbs(n)    (n<0?-n:n)
+#define mathAbs(n)    (n<0?-n:n)
+#define mathDeg2Rad(n) (n * M_PI / 180.0)
+#define mathRad2Deg(n) (n * 180 / M_PI)