[added] table.reverse, vec3 to init.lua

init.lua

@@ -25,6 +25,7 @@ sequence = require(relative_file("sequence"))
 unique_mapping = require(relative_file("unique_mapping"))
 
 vec2 = require(relative_file("vec2"))
+vec3 = require(relative_file("vec3"))
 intersect = require(relative_file("intersect"))
 
 state_machine = require(relative_file("state_machine"))

table.lua

@@ -83,6 +83,16 @@ function table.shuffle(t, r)
 		local j = _random(1, #t, r)
 		t[i], t[j] = t[j], t[i]
 	end
+	return t
+end
+
+--reverse the order of a table
+function table.reverse(t)
+	for i = 1, #t / 2 do
+		local j = #t - i + 1
+		t[i], t[j] = t[j], t[i]
+	end
+	return t
 end
 
 --(might already exist depending on luajit)