+/* TODO: he needs a home somewhere */
+typedef struct ray_hit ray_hit;
+struct ray_hit
+{
+ float dist;
+ u32 *tri;
+ v3f pos, normal;
+};
+
+/* TODO: he needs a home somewhere */
+static void eval_bezier_time( v3f p0, v3f p1, v3f h0, v3f h1, float t, v3f p )
+{
+ float tt = t*t,
+ ttt = tt*t;
+
+ v3_muls( p1, ttt, p );
+ v3_muladds( p, h1, 3.0f*tt -3.0f*ttt, p );
+ v3_muladds( p, h0, 3.0f*ttt -6.0f*tt +3.0f*t, p );
+ v3_muladds( p, p0, 3.0f*tt -ttt -3.0f*t +1.0f, p );
+}
+
+static int network_scores_updated = 0;
+