feat: People go walkies

code/core/math.h

@@ -4,6 +4,8 @@
 #define PI_F32  (3.14159265358979323846264338f)
 #define TAU_F32 (2.0f * PI_F32)
 
+#define Abs(x) (((x) < 0 ? -(x) : (x)))
+
 typedef struct Random Random;
 struct Random {
 	U64 state;